Remove some c_str() calls.

Use the clang RemoveCStrCalls tool to automatically migrate the
code. This was only run on linux, so does not have any positive or
negative effect on other platforms.

157 files changed, 1384 insertions, 1384 deletions

diff --git a/Source/CPack/cmCPackDebGenerator.cxx b/Source/CPack/cmCPackDebGenerator.cxx
index 0162d55..9ae5839 100644
--- a/Source/CPack/cmCPackDebGenerator.cxx
+++ b/Source/CPack/cmCPackDebGenerator.cxx
@@ -506,7 +506,7 @@ int cmCPackDebGenerator::createDeb()
           controlExtraList.begin(); i != controlExtraList.end(); ++i)
       {
       std::string filenamename =
-        cmsys::SystemTools::GetFilenameName(i->c_str());
+        cmsys::SystemTools::GetFilenameName(*i);
       std::string localcopy = this->GetOption("WDIR");
       localcopy += "/";
       localcopy += filenamename;
@@ -588,9 +588,9 @@ std::string cmCPackDebGenerator::GetComponentInstallDirNameSuffix(
   // the current COMPONENT belongs to.
   std::string groupVar = "CPACK_COMPONENT_" +
         cmSystemTools::UpperCase(componentName) + "_GROUP";
-    if (NULL != GetOption(groupVar.c_str()))
+    if (NULL != GetOption(groupVar))
       {
-      return std::string(GetOption(groupVar.c_str()));
+      return std::string(GetOption(groupVar));
       }
     else
       {
diff --git a/Source/CPack/cmCPackGenerator.cxx b/Source/CPack/cmCPackGenerator.cxx
index 3915b31..cf514aa 100644
--- a/Source/CPack/cmCPackGenerator.cxx
+++ b/Source/CPack/cmCPackGenerator.cxx
@@ -357,9 +357,9 @@ int cmCPackGenerator::InstallProjectViaInstalledDirectories(
       std::list<std::pair<std::string,std::string> > symlinkedFiles;
       cmCPackLogger(cmCPackLog::LOG_DEBUG, "Find files" << std::endl);
       cmsys::Glob gl;
-      std::string top = it->c_str();
+      std::string top = *it;
       it ++;
-      std::string subdir = it->c_str();
+      std::string subdir = *it;
       std::string findExpr = top;
       findExpr += "/*";
       cmCPackLogger(cmCPackLog::LOG_OUTPUT,
@@ -473,7 +473,7 @@ int cmCPackGenerator::InstallProjectViaInstallScript(
       it != cmakeScriptsVector.end();
       ++it )
       {
-      std::string installScript = it->c_str();
+      std::string installScript = *it;
 
       cmCPackLogger(cmCPackLog::LOG_OUTPUT,
         "- Install script: " << installScript << std::endl);
@@ -562,13 +562,13 @@ int cmCPackGenerator::InstallProjectViaInstallCMakeProjects(
           << std::endl);
         return 0;
         }
-      std::string installDirectory = it->c_str();
+      std::string installDirectory = *it;
       ++it;
-      std::string installProjectName = it->c_str();
+      std::string installProjectName = *it;
       ++it;
-      std::string installComponent = it->c_str();
+      std::string installComponent = *it;
       ++it;
-      std::string installSubDirectory = it->c_str();
+      std::string installSubDirectory = *it;
       std::string installFile = installDirectory + "/cmake_install.cmake";
 
       std::vector<std::string> componentsVector;
@@ -586,7 +586,7 @@ int cmCPackGenerator::InstallProjectViaInstallCMakeProjects(
         // Determine the installation types for this project (if provided).
         std::string installTypesVar = "CPACK_"
           + cmSystemTools::UpperCase(installComponent) + "_INSTALL_TYPES";
-        const char *installTypes = this->GetOption(installTypesVar.c_str());
+        const char *installTypes = this->GetOption(installTypesVar);
         if (installTypes && *installTypes)
           {
           std::vector<std::string> installTypesVector;
@@ -596,15 +596,15 @@ int cmCPackGenerator::InstallProjectViaInstallCMakeProjects(
                installTypeIt != installTypesVector.end();
                ++installTypeIt)
             {
-            this->GetInstallationType(installProjectName.c_str(),
-                                      installTypeIt->c_str());
+            this->GetInstallationType(installProjectName,
+                                      *installTypeIt);
             }
           }
 
         // Determine the set of components that will be used in this project
         std::string componentsVar
           = "CPACK_COMPONENTS_" + cmSystemTools::UpperCase(installComponent);
-        const char *components = this->GetOption(componentsVar.c_str());
+        const char *components = this->GetOption(componentsVar);
         if (components && *components)
           {
           cmSystemTools::ExpandListArgument(components, componentsVector);
@@ -613,7 +613,7 @@ int cmCPackGenerator::InstallProjectViaInstallCMakeProjects(
                compIt != componentsVector.end();
                ++compIt)
             {
-            GetComponent(installProjectName.c_str(), compIt->c_str());
+            GetComponent(installProjectName, *compIt);
             }
           componentInstall = true;
           }
@@ -641,7 +641,7 @@ int cmCPackGenerator::InstallProjectViaInstallCMakeProjects(
           = this->MakefileMap->GetDefinition("CMAKE_MAKE_PROGRAM");
         std::vector<std::string> buildCommand;
         globalGenerator->GenerateBuildCommand(buildCommand, cmakeMakeProgram,
-            installProjectName.c_str(), installDirectory.c_str(),
+            installProjectName, installDirectory,
             globalGenerator->GetPreinstallTargetName(),
             buildConfig, false);
         std::string buildCommandStr =
@@ -932,19 +932,19 @@ int cmCPackGenerator::InstallProjectViaInstallCMakeProjects(
             std::string absoluteDestFileComponent =
                 std::string("CPACK_ABSOLUTE_DESTINATION_FILES")
                 + "_" + GetComponentInstallDirNameSuffix(installComponent);
-            if (NULL != this->GetOption(absoluteDestFileComponent.c_str()))
+            if (NULL != this->GetOption(absoluteDestFileComponent))
               {
                 std::string absoluteDestFilesListComponent =
-                    this->GetOption(absoluteDestFileComponent.c_str());
+                    this->GetOption(absoluteDestFileComponent);
                 absoluteDestFilesListComponent +=";";
                 absoluteDestFilesListComponent +=
                     mf->GetDefinition("CPACK_ABSOLUTE_DESTINATION_FILES");
-                this->SetOption(absoluteDestFileComponent.c_str(),
+                this->SetOption(absoluteDestFileComponent,
                     absoluteDestFilesListComponent.c_str());
               }
             else
               {
-              this->SetOption(absoluteDestFileComponent.c_str(),
+              this->SetOption(absoluteDestFileComponent,
                   mf->GetDefinition("CPACK_ABSOLUTE_DESTINATION_FILES"));
               }
             }
@@ -1428,14 +1428,14 @@ std::string cmCPackGenerator::GetComponentPackageFileName(
   std::string suffix="-"+groupOrComponentName;
   /* check if we should use DISPLAY name */
   std::string dispNameVar = "CPACK_"+Name+"_USE_DISPLAY_NAME_IN_FILENAME";
-  if (IsOn(dispNameVar.c_str()))
+  if (IsOn(dispNameVar))
     {
     /* the component Group case */
     if (isGroupName)
       {
       std::string groupDispVar = "CPACK_COMPONENT_GROUP_"
           + cmSystemTools::UpperCase(groupOrComponentName) + "_DISPLAY_NAME";
-      const char* groupDispName = GetOption(groupDispVar.c_str());
+      const char* groupDispName = GetOption(groupDispVar);
       if (groupDispName)
         {
         suffix = "-"+std::string(groupDispName);
@@ -1446,7 +1446,7 @@ std::string cmCPackGenerator::GetComponentPackageFileName(
       {
       std::string dispVar = "CPACK_COMPONENT_"
            + cmSystemTools::UpperCase(groupOrComponentName) + "_DISPLAY_NAME";
-            const char* dispName = GetOption(dispVar.c_str());
+            const char* dispName = GetOption(dispVar);
             if(dispName)
               {
               suffix = "-"+std::string(dispName);
@@ -1497,7 +1497,7 @@ cmCPackGenerator::GetInstallationType(const std::string& projectName,
     installType->Name = name;
 
     const char* displayName
-      = this->GetOption((macroPrefix + "_DISPLAY_NAME").c_str());
+      = this->GetOption(macroPrefix + "_DISPLAY_NAME");
     if (displayName && *displayName)
       {
       installType->DisplayName = displayName;
@@ -1527,7 +1527,7 @@ cmCPackGenerator::GetComponent(const std::string& projectName,
       + cmsys::SystemTools::UpperCase(name);
     component->Name = name;
     const char* displayName
-      = this->GetOption((macroPrefix + "_DISPLAY_NAME").c_str());
+      = this->GetOption(macroPrefix + "_DISPLAY_NAME");
     if (displayName && *displayName)
       {
       component->DisplayName = displayName;
@@ -1537,23 +1537,23 @@ cmCPackGenerator::GetComponent(const std::string& projectName,
       component->DisplayName = component->Name;
       }
     component->IsHidden
-      = this->IsOn((macroPrefix + "_HIDDEN").c_str());
+      = this->IsOn(macroPrefix + "_HIDDEN");
     component->IsRequired
-      = this->IsOn((macroPrefix + "_REQUIRED").c_str());
+      = this->IsOn(macroPrefix + "_REQUIRED");
     component->IsDisabledByDefault
-      = this->IsOn((macroPrefix + "_DISABLED").c_str());
+      = this->IsOn(macroPrefix + "_DISABLED");
     component->IsDownloaded
-      = this->IsOn((macroPrefix + "_DOWNLOADED").c_str())
+      = this->IsOn(macroPrefix + "_DOWNLOADED")
         || cmSystemTools::IsOn(this->GetOption("CPACK_DOWNLOAD_ALL"));
 
-    const char* archiveFile = this->GetOption((macroPrefix +
-                                               "_ARCHIVE_FILE").c_str());
+    const char* archiveFile = this->GetOption(macroPrefix +
+                                               "_ARCHIVE_FILE");
     if (archiveFile && *archiveFile)
       {
       component->ArchiveFile = archiveFile;
       }
 
-    const char* groupName = this->GetOption((macroPrefix + "_GROUP").c_str());
+    const char* groupName = this->GetOption(macroPrefix + "_GROUP");
     if (groupName && *groupName)
       {
       component->Group = GetComponentGroup(projectName, groupName);
@@ -1565,7 +1565,7 @@ cmCPackGenerator::GetComponent(const std::string& projectName,
       }
 
     const char* description
-      = this->GetOption((macroPrefix + "_DESCRIPTION").c_str());
+      = this->GetOption(macroPrefix + "_DESCRIPTION");
     if (description && *description)
       {
       component->Description = description;
@@ -1573,7 +1573,7 @@ cmCPackGenerator::GetComponent(const std::string& projectName,
 
     // Determine the installation types.
     const char *installTypes
-      = this->GetOption((macroPrefix + "_INSTALL_TYPES").c_str());
+      = this->GetOption(macroPrefix + "_INSTALL_TYPES");
     if (installTypes && *installTypes)
       {
       std::vector<std::string> installTypesVector;
@@ -1589,7 +1589,7 @@ cmCPackGenerator::GetComponent(const std::string& projectName,
       }
 
     // Determine the component dependencies.
-    const char *depends = this->GetOption((macroPrefix + "_DEPENDS").c_str());
+    const char *depends = this->GetOption(macroPrefix + "_DEPENDS");
     if (depends && *depends)
       {
       std::vector<std::string> dependsVector;
@@ -1600,7 +1600,7 @@ cmCPackGenerator::GetComponent(const std::string& projectName,
            ++dependIt)
         {
         cmCPackComponent *child = GetComponent(projectName,
-                                               dependIt->c_str());
+                                               *dependIt);
         component->Dependencies.push_back(child);
         child->ReverseDependencies.push_back(component);
         }
@@ -1624,7 +1624,7 @@ cmCPackGenerator::GetComponentGroup(const std::string& projectName,
     // Define the group
     group->Name = name;
     const char* displayName
-      = this->GetOption((macroPrefix + "_DISPLAY_NAME").c_str());
+      = this->GetOption(macroPrefix + "_DISPLAY_NAME");
     if (displayName && *displayName)
       {
       group->DisplayName = displayName;
@@ -1635,17 +1635,17 @@ cmCPackGenerator::GetComponentGroup(const std::string& projectName,
       }
 
     const char* description
-      = this->GetOption((macroPrefix + "_DESCRIPTION").c_str());
+      = this->GetOption(macroPrefix + "_DESCRIPTION");
     if (description && *description)
       {
       group->Description = description;
       }
     group->IsBold
-      = this->IsOn((macroPrefix + "_BOLD_TITLE").c_str());
+      = this->IsOn(macroPrefix + "_BOLD_TITLE");
     group->IsExpandedByDefault
-      = this->IsOn((macroPrefix + "_EXPANDED").c_str());
+      = this->IsOn(macroPrefix + "_EXPANDED");
     const char* parentGroupName
-      = this->GetOption((macroPrefix + "_PARENT_GROUP").c_str());
+      = this->GetOption(macroPrefix + "_PARENT_GROUP");
     if (parentGroupName && *parentGroupName)
       {
       group->ParentGroup = GetComponentGroup(projectName, parentGroupName);
diff --git a/Source/CPack/cmCPackNSISGenerator.cxx b/Source/CPack/cmCPackNSISGenerator.cxx
index 62bfa91..f433834 100644
--- a/Source/CPack/cmCPackNSISGenerator.cxx
+++ b/Source/CPack/cmCPackNSISGenerator.cxx
@@ -629,7 +629,7 @@ void cmCPackNSISGenerator::CreateMenuLinks( cmOStringStream& str,
     // if so add a desktop link
     std::string desktop = "CPACK_CREATE_DESKTOP_LINK_";
     desktop += linkName;
-    if(this->IsSet(desktop.c_str()))
+    if(this->IsSet(desktop))
       {
       str << "  StrCmp \"$INSTALL_DESKTOP\" \"1\" 0 +2\n";
       str << "    CreateShortCut \"$DESKTOP\\"
diff --git a/Source/CPack/cmCPackRPMGenerator.cxx b/Source/CPack/cmCPackRPMGenerator.cxx
index 66a4194..c6171dc 100644
--- a/Source/CPack/cmCPackRPMGenerator.cxx
+++ b/Source/CPack/cmCPackRPMGenerator.cxx
@@ -272,9 +272,9 @@ std::string cmCPackRPMGenerator::GetComponentInstallDirNameSuffix(
   // the current COMPONENT belongs to.
   std::string groupVar = "CPACK_COMPONENT_" +
         cmSystemTools::UpperCase(componentName) + "_GROUP";
-    if (NULL != GetOption(groupVar.c_str()))
+    if (NULL != GetOption(groupVar))
       {
-      return std::string(GetOption(groupVar.c_str()));
+      return std::string(GetOption(groupVar));
       }
     else
       {
diff --git a/Source/CPack/cpack.cxx b/Source/CPack/cpack.cxx
index d74c38d..d1a16f0 100644
--- a/Source/CPack/cpack.cxx
+++ b/Source/CPack/cpack.cxx
@@ -326,7 +326,7 @@ int main (int argc, char const* const* argv)
       cdit != definitions.Map.end();
       ++cdit )
       {
-      globalMF->AddDefinition(cdit->first.c_str(), cdit->second.c_str());
+      globalMF->AddDefinition(cdit->first, cdit->second.c_str());
       }
 
     const char* cpackModulesPath =
diff --git a/Source/CTest/cmCTestBuildAndTestHandler.cxx b/Source/CTest/cmCTestBuildAndTestHandler.cxx
index 0fac136..4a3eec5 100644
--- a/Source/CTest/cmCTestBuildAndTestHandler.cxx
+++ b/Source/CTest/cmCTestBuildAndTestHandler.cxx
@@ -241,11 +241,11 @@ int cmCTestBuildAndTestHandler::RunCMakeAndTest(std::string* outstring)
     {
     // Make the generator available for the Build call below.
     cm.SetGlobalGenerator(cm.CreateGlobalGenerator(
-                            this->BuildGenerator.c_str()));
+                            this->BuildGenerator));
     cm.SetGeneratorToolset(this->BuildGeneratorToolset);
 
     // Load the cache to make CMAKE_MAKE_PROGRAM available.
-    cm.GetCacheManager()->LoadCache(this->BinaryDir.c_str());
+    cm.GetCacheManager()->LoadCache(this->BinaryDir);
     }
   else
     {
@@ -295,9 +295,9 @@ int cmCTestBuildAndTestHandler::RunCMakeAndTest(std::string* outstring)
       config = "Debug";
       }
     int retVal = cm.GetGlobalGenerator()->Build(
-      this->SourceDir.c_str(), this->BinaryDir.c_str(),
-      this->BuildProject.c_str(), tarIt->c_str(),
-      &output, this->BuildMakeProgram.c_str(),
+      this->SourceDir, this->BinaryDir,
+      this->BuildProject, *tarIt,
+      &output, this->BuildMakeProgram,
       config,
       !this->BuildNoClean,
       false, remainingTime);
diff --git a/Source/CTest/cmCTestBuildCommand.cxx b/Source/CTest/cmCTestBuildCommand.cxx
index 04eabd2..de42e2b 100644
--- a/Source/CTest/cmCTestBuildCommand.cxx
+++ b/Source/CTest/cmCTestBuildCommand.cxx
@@ -151,7 +151,7 @@ cmCTestGenericHandler* cmCTestBuildCommand::InitializeHandler()
         "\n"
         "Alternatively, set CTEST_BUILD_COMMAND to build the project "
         "with a custom command line.";
-      this->SetError(ostr.str().c_str());
+      this->SetError(ostr.str());
       return 0;
       }
     }
diff --git a/Source/CTest/cmCTestConfigureCommand.cxx b/Source/CTest/cmCTestConfigureCommand.cxx
index 5eed409..1aa8768 100644
--- a/Source/CTest/cmCTestConfigureCommand.cxx
+++ b/Source/CTest/cmCTestConfigureCommand.cxx
@@ -69,7 +69,7 @@ cmCTestGenericHandler* cmCTestConfigureCommand::InitializeHandler()
         cmOStringStream e;
         e << "CMakeLists.txt file does not exist ["
           << cmakelists_file << "]";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return 0;
         }
 
diff --git a/Source/CTest/cmCTestCoverageHandler.cxx b/Source/CTest/cmCTestCoverageHandler.cxx
index 2e35b75..2c21a13 100644
--- a/Source/CTest/cmCTestCoverageHandler.cxx
+++ b/Source/CTest/cmCTestCoverageHandler.cxx
@@ -157,7 +157,7 @@ void cmCTestCoverageHandler::CleanCoverageLogFiles(std::ostream& log)
   logGlob += this->CTest->GetCurrentTag();
   logGlob += "/CoverageLog*";
   cmsys::Glob gl;
-  gl.FindFiles(logGlob.c_str());
+  gl.FindFiles(logGlob);
   std::vector<std::string> const& files = gl.GetFiles();
   for(std::vector<std::string>::const_iterator fi = files.begin();
       fi != files.end(); ++fi)
@@ -241,7 +241,7 @@ bool cmCTestCoverageHandler::ShouldIDoCoverage(const char* file,
   bool buildSubDir = cmSystemTools::IsSubDirectory(fFile.c_str(),
     fBinDir.c_str());
   // Always check parent directory of the file.
-  std::string fileDir = cmSystemTools::GetFilenamePath(fFile.c_str());
+  std::string fileDir = cmSystemTools::GetFilenamePath(fFile);
   std::string checkDir;
 
   // We also need to check the binary/source directory pair.
@@ -296,7 +296,7 @@ bool cmCTestCoverageHandler::ShouldIDoCoverage(const char* file,
     checkDir = fSrcDir;
     }
   fFile = checkDir + "/" + relPath;
-  fFile = cmSystemTools::GetFilenamePath(fFile.c_str());
+  fFile = cmSystemTools::GetFilenamePath(fFile);
 
   if ( fileDir == fFile )
     {
@@ -503,7 +503,7 @@ int cmCTestCoverageHandler::ProcessHandler()
       }
 
     const std::string fileName
-      = cmSystemTools::GetFilenameName(fullFileName.c_str());
+      = cmSystemTools::GetFilenameName(fullFileName);
     std::string shortFileName =
       this->CTest->GetShortPathToFile(fullFileName.c_str());
     const cmCTestCoverageHandlerContainer::SingleFileCoverageVector& fcov
@@ -947,7 +947,7 @@ int cmCTestCoverageHandler::HandleGCovCoverage(
 
     // Call gcov to get coverage data for this *.gcda file:
     //
-    std::string fileDir = cmSystemTools::GetFilenamePath(it->c_str());
+    std::string fileDir = cmSystemTools::GetFilenamePath(*it);
     std::string command = "\"" + gcovCommand + "\" " +
       gcovExtraFlags + " " +
       "-o \"" + fileDir + "\" " +
@@ -1814,7 +1814,7 @@ int cmCTestCoverageHandler::RunBullseyeSourceSummary(
       total_tested += functionsCalled;
       total_untested += (totalFunctions - functionsCalled);
 
-      std::string fileName = cmSystemTools::GetFilenameName(file.c_str());
+      std::string fileName = cmSystemTools::GetFilenameName(file);
       std::string shortFileName =
         this->CTest->GetShortPathToFile(file.c_str());
 
diff --git a/Source/CTest/cmCTestEmptyBinaryDirectoryCommand.cxx b/Source/CTest/cmCTestEmptyBinaryDirectoryCommand.cxx
index abc33de..a470b3b 100644
--- a/Source/CTest/cmCTestEmptyBinaryDirectoryCommand.cxx
+++ b/Source/CTest/cmCTestEmptyBinaryDirectoryCommand.cxx
@@ -26,7 +26,7 @@ bool cmCTestEmptyBinaryDirectoryCommand
     {
     cmOStringStream ostr;
     ostr << "problem removing the binary directory: " << args[0].c_str();
-    this->SetError(ostr.str().c_str());
+    this->SetError(ostr.str());
     return false;
     }
 
diff --git a/Source/CTest/cmCTestGenericHandler.cxx b/Source/CTest/cmCTestGenericHandler.cxx
index ae498ea..08cfaec 100644
--- a/Source/CTest/cmCTestGenericHandler.cxx
+++ b/Source/CTest/cmCTestGenericHandler.cxx
@@ -75,7 +75,7 @@ void cmCTestGenericHandler::Initialize()
     it != this->PersistentOptions.end();
     ++ it )
     {
-    this->Options[it->first.c_str()] = it->second.c_str();
+    this->Options[it->first] = it->second.c_str();
     }
 }
 
@@ -121,7 +121,7 @@ bool cmCTestGenericHandler::StartResultingXML(cmCTest::Part part,
     return false;
     }
   if( !this->CTest->OpenOutputFile(this->CTest->GetCurrentTag(),
-      ostr.str().c_str(), xofs, true) )
+      ostr.str(), xofs, true) )
     {
     cmCTestLog(this->CTest, ERROR_MESSAGE,
       "Cannot create resulting XML file: " << ostr.str().c_str()
@@ -153,7 +153,7 @@ bool cmCTestGenericHandler::StartLogFile(const char* name,
     ostr << "_" << this->CTest->GetCurrentTag();
     }
   ostr << ".log";
-  if( !this->CTest->OpenOutputFile("Temporary", ostr.str().c_str(), xofs) )
+  if( !this->CTest->OpenOutputFile("Temporary", ostr.str(), xofs) )
     {
     cmCTestLog(this->CTest, ERROR_MESSAGE, "Cannot create log file: "
       << ostr.str().c_str() << std::endl);
diff --git a/Source/CTest/cmCTestHandlerCommand.cxx b/Source/CTest/cmCTestHandlerCommand.cxx
index 2e2feb0..0e29160 100644
--- a/Source/CTest/cmCTestHandlerCommand.cxx
+++ b/Source/CTest/cmCTestHandlerCommand.cxx
@@ -48,7 +48,7 @@ bool cmCTestHandlerCommand
       {
       cmOStringStream e;
       e << "called with unknown argument \"" << args[i] << "\".";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
 
diff --git a/Source/CTest/cmCTestLaunch.cxx b/Source/CTest/cmCTestLaunch.cxx
index c9f9e9e..10a5199 100644
--- a/Source/CTest/cmCTestLaunch.cxx
+++ b/Source/CTest/cmCTestLaunch.cxx
@@ -680,8 +680,8 @@ bool cmCTestLaunch::ScrapeLog(std::string const& fname)
       continue;
       }
 
-    if(this->Match(line.c_str(), this->RegexWarning) &&
-       !this->Match(line.c_str(), this->RegexWarningSuppress))
+    if(this->Match(line, this->RegexWarning) &&
+       !this->Match(line, this->RegexWarningSuppress))
       {
       return true;
       }
diff --git a/Source/CTest/cmCTestP4.cxx b/Source/CTest/cmCTestP4.cxx
index 1ad94bc..0bb1a99 100644
--- a/Source/CTest/cmCTestP4.cxx
+++ b/Source/CTest/cmCTestP4.cxx
@@ -352,7 +352,7 @@ void cmCTestP4::SetP4Options(std::vector<char const*> &CommandOptions)
     for(std::vector<std::string>::const_iterator ai = args.begin();
         ai != args.end(); ++ai)
       {
-      P4Options.push_back(ai->c_str());
+      P4Options.push_back(*ai);
       }
     }
 
diff --git a/Source/CTest/cmCTestRunScriptCommand.cxx b/Source/CTest/cmCTestRunScriptCommand.cxx
index fe429bd..bdf9b9c 100644
--- a/Source/CTest/cmCTestRunScriptCommand.cxx
+++ b/Source/CTest/cmCTestRunScriptCommand.cxx
@@ -56,7 +56,7 @@ bool cmCTestRunScriptCommand
         &ret);
       cmOStringStream str;
       str << ret;
-      this->Makefile->AddDefinition(returnVariable.c_str(), str.str().c_str());
+      this->Makefile->AddDefinition(returnVariable, str.str().c_str());
       }
     }
   return true;
diff --git a/Source/CTest/cmCTestScriptHandler.cxx b/Source/CTest/cmCTestScriptHandler.cxx
index 7f13855..4d419c2 100644
--- a/Source/CTest/cmCTestScriptHandler.cxx
+++ b/Source/CTest/cmCTestScriptHandler.cxx
@@ -337,8 +337,8 @@ void cmCTestScriptHandler::CreateCMake()
   // Set CMAKE_CURRENT_SOURCE_DIR and CMAKE_CURRENT_BINARY_DIR.
   // Also, some commands need Makefile->GetCurrentDirectory().
   std::string cwd = cmSystemTools::GetCurrentWorkingDirectory();
-  this->Makefile->SetStartDirectory(cwd.c_str());
-  this->Makefile->SetStartOutputDirectory(cwd.c_str());
+  this->Makefile->SetStartDirectory(cwd);
+  this->Makefile->SetStartOutputDirectory(cwd);
 
   // remove all cmake commands which are not scriptable, since they can't be
   // used in ctest scripts
@@ -436,7 +436,7 @@ int cmCTestScriptHandler::ReadInScript(const std::string& total_script_arg)
   for (std::map<std::string, std::string>::const_iterator it = defs.begin();
        it != defs.end(); ++it)
     {
-    this->Makefile->AddDefinition(it->first.c_str(), it->second.c_str());
+    this->Makefile->AddDefinition(it->first, it->second.c_str());
     }
 
   // finally read in the script
@@ -646,7 +646,7 @@ int cmCTestScriptHandler::RunCurrentScript()
   if (!this->CTestEnv.empty())
     {
     std::vector<std::string> envArgs;
-    cmSystemTools::ExpandListArgument(this->CTestEnv.c_str(),envArgs);
+    cmSystemTools::ExpandListArgument(this->CTestEnv,envArgs);
     cmSystemTools::AppendEnv(envArgs);
     }
 
@@ -772,7 +772,7 @@ int cmCTestScriptHandler::PerformExtraUpdates()
     ++ it )
     {
     std::vector<std::string> cvsArgs;
-    cmSystemTools::ExpandListArgument(it->c_str(),cvsArgs);
+    cmSystemTools::ExpandListArgument(*it,cvsArgs);
     if (cvsArgs.size() == 2)
       {
       std::string fullCommand = command;
diff --git a/Source/CTest/cmCTestStartCommand.cxx b/Source/CTest/cmCTestStartCommand.cxx
index 228a173..da46f4a 100644
--- a/Source/CTest/cmCTestStartCommand.cxx
+++ b/Source/CTest/cmCTestStartCommand.cxx
@@ -131,7 +131,7 @@ bool cmCTestStartCommand
       << "  " << sourceDir << "\n"
       << "which is not an existing directory.  "
       << "Set CTEST_CHECKOUT_COMMAND to a command line to create it.";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
 
@@ -160,7 +160,7 @@ bool cmCTestStartCommand::InitialCheckout(
     {
     // Use a generic VC object to run and log the command.
     cmCTestVC vc(this->CTest, ofs);
-    vc.SetSourceDirectory(sourceDir.c_str());
+    vc.SetSourceDirectory(sourceDir);
     if(!vc.InitialCheckout(initialCheckoutCommand))
       {
       return false;
diff --git a/Source/CTest/cmCTestSubmitHandler.cxx b/Source/CTest/cmCTestSubmitHandler.cxx
index 3173f15..bc3c333 100644
--- a/Source/CTest/cmCTestSubmitHandler.cxx
+++ b/Source/CTest/cmCTestSubmitHandler.cxx
@@ -339,7 +339,7 @@ bool cmCTestSubmitHandler::SubmitUsingHTTP(const std::string& localprefix,
   std::string dropMethod(this->CTest->GetCTestConfiguration("DropMethod"));
   std::string curlopt(this->CTest->GetCTestConfiguration("CurlOptions"));
   std::vector<std::string> args;
-  cmSystemTools::ExpandListArgument(curlopt.c_str(), args);
+  cmSystemTools::ExpandListArgument(curlopt, args);
   bool verifyPeerOff = false;
   bool verifyHostOff = false;
   for( std::vector<std::string>::iterator i = args.begin();
@@ -461,7 +461,7 @@ bool cmCTestSubmitHandler::SubmitUsingHTTP(const std::string& localprefix,
       else
         {
         char md5[33];
-        cmSystemTools::ComputeFileMD5(local_file.c_str(), md5);
+        cmSystemTools::ComputeFileMD5(local_file, md5);
         md5[32] = 0;
         upload_as += md5;
         }
diff --git a/Source/CTest/cmCTestTestHandler.cxx b/Source/CTest/cmCTestTestHandler.cxx
index 5970656..efeb658 100644
--- a/Source/CTest/cmCTestTestHandler.cxx
+++ b/Source/CTest/cmCTestTestHandler.cxx
@@ -125,7 +125,7 @@ bool cmCTestSubdirCommand
       {
       std::string m = "Could not find include file: ";
       m += fname;
-      this->SetError(m.c_str());
+      this->SetError(m);
       return false;
       }
     }
@@ -213,7 +213,7 @@ bool cmCTestAddSubdirectoryCommand
     {
     std::string m = "Could not find include file: ";
     m += fname;
-    this->SetError(m.c_str());
+    this->SetError(m);
     return false;
     }
   return true;
@@ -1506,7 +1506,7 @@ std::string cmCTestTestHandler
     // then try with the exe extension
     else
       {
-      failed.push_back(attempted[ai].c_str());
+      failed.push_back(attempted[ai]);
       tempPath = attempted[ai];
       tempPath += cmSystemTools::GetExecutableExtension();
       if(cmSystemTools::FileExists(tempPath.c_str())
@@ -1517,7 +1517,7 @@ std::string cmCTestTestHandler
         }
       else
         {
-        failed.push_back(tempPath.c_str());
+        failed.push_back(tempPath);
         }
       }
     }
@@ -2154,7 +2154,7 @@ bool cmCTestTestHandler::SetTestsProperties(
           if ( key == "ATTACHED_FILES" )
             {
             std::vector<std::string> lval;
-            cmSystemTools::ExpandListArgument(val.c_str(), lval);
+            cmSystemTools::ExpandListArgument(val, lval);
 
             for(std::vector<std::string>::iterator f = lval.begin();
                 f != lval.end(); ++f)
@@ -2165,7 +2165,7 @@ bool cmCTestTestHandler::SetTestsProperties(
           if ( key == "ATTACHED_FILES_ON_FAIL" )
             {
             std::vector<std::string> lval;
-            cmSystemTools::ExpandListArgument(val.c_str(), lval);
+            cmSystemTools::ExpandListArgument(val, lval);
 
             for(std::vector<std::string>::iterator f = lval.begin();
                 f != lval.end(); ++f)
@@ -2176,7 +2176,7 @@ bool cmCTestTestHandler::SetTestsProperties(
           if ( key == "RESOURCE_LOCK" )
             {
             std::vector<std::string> lval;
-            cmSystemTools::ExpandListArgument(val.c_str(), lval);
+            cmSystemTools::ExpandListArgument(val, lval);
 
             for(std::vector<std::string>::iterator f = lval.begin();
                 f != lval.end(); ++f)
@@ -2196,7 +2196,7 @@ bool cmCTestTestHandler::SetTestsProperties(
           if ( key == "REQUIRED_FILES" )
             {
             std::vector<std::string> lval;
-            cmSystemTools::ExpandListArgument(val.c_str(), lval);
+            cmSystemTools::ExpandListArgument(val, lval);
 
             for(std::vector<std::string>::iterator f = lval.begin();
                 f != lval.end(); ++f)
@@ -2211,14 +2211,14 @@ bool cmCTestTestHandler::SetTestsProperties(
           if ( key == "FAIL_REGULAR_EXPRESSION" )
             {
             std::vector<std::string> lval;
-            cmSystemTools::ExpandListArgument(val.c_str(), lval);
+            cmSystemTools::ExpandListArgument(val, lval);
             std::vector<std::string>::iterator crit;
             for ( crit = lval.begin(); crit != lval.end(); ++ crit )
               {
               rtit->ErrorRegularExpressions.push_back(
                 std::pair<cmsys::RegularExpression, std::string>(
                   cmsys::RegularExpression(crit->c_str()),
-                  std::string(crit->c_str())));
+                  std::string(*crit)));
               }
             }
           if ( key == "PROCESSORS" )
@@ -2240,7 +2240,7 @@ bool cmCTestTestHandler::SetTestsProperties(
           if ( key == "DEPENDS" )
             {
             std::vector<std::string> lval;
-            cmSystemTools::ExpandListArgument(val.c_str(), lval);
+            cmSystemTools::ExpandListArgument(val, lval);
             std::vector<std::string>::iterator crit;
             for ( crit = lval.begin(); crit != lval.end(); ++ crit )
               {
@@ -2250,7 +2250,7 @@ bool cmCTestTestHandler::SetTestsProperties(
           if ( key == "ENVIRONMENT" )
             {
             std::vector<std::string> lval;
-            cmSystemTools::ExpandListArgument(val.c_str(), lval);
+            cmSystemTools::ExpandListArgument(val, lval);
             std::vector<std::string>::iterator crit;
             for ( crit = lval.begin(); crit != lval.end(); ++ crit )
               {
@@ -2260,7 +2260,7 @@ bool cmCTestTestHandler::SetTestsProperties(
           if ( key == "LABELS" )
             {
             std::vector<std::string> lval;
-            cmSystemTools::ExpandListArgument(val.c_str(), lval);
+            cmSystemTools::ExpandListArgument(val, lval);
             std::vector<std::string>::iterator crit;
             for ( crit = lval.begin(); crit != lval.end(); ++ crit )
               {
@@ -2284,14 +2284,14 @@ bool cmCTestTestHandler::SetTestsProperties(
           if ( key == "PASS_REGULAR_EXPRESSION" )
             {
             std::vector<std::string> lval;
-            cmSystemTools::ExpandListArgument(val.c_str(), lval);
+            cmSystemTools::ExpandListArgument(val, lval);
             std::vector<std::string>::iterator crit;
             for ( crit = lval.begin(); crit != lval.end(); ++ crit )
               {
               rtit->RequiredRegularExpressions.push_back(
                 std::pair<cmsys::RegularExpression, std::string>(
                   cmsys::RegularExpression(crit->c_str()),
-                  std::string(crit->c_str())));
+                  std::string(*crit)));
               }
             }
           if ( key == "WORKING_DIRECTORY" )
diff --git a/Source/CTest/cmParseMumpsCoverage.cxx b/Source/CTest/cmParseMumpsCoverage.cxx
index fe98964..6236211 100644
--- a/Source/CTest/cmParseMumpsCoverage.cxx
+++ b/Source/CTest/cmParseMumpsCoverage.cxx
@@ -122,7 +122,7 @@ bool cmParseMumpsCoverage::LoadPackages(const char* d)
   glob.RecurseOn();
   std::string pat = d;
   pat += "/*.m";
-  glob.FindFiles(pat.c_str());
+  glob.FindFiles(pat);
   std::vector<std::string>& files = glob.GetFiles();
   std::vector<std::string>::iterator fileIt;
   for ( fileIt = files.begin(); fileIt != files.end();
diff --git a/Source/CursesDialog/cmCursesLabelWidget.cxx b/Source/CursesDialog/cmCursesLabelWidget.cxx
index b5ed312..b50eb64 100644
--- a/Source/CursesDialog/cmCursesLabelWidget.cxx
+++ b/Source/CursesDialog/cmCursesLabelWidget.cxx
@@ -19,7 +19,7 @@ cmCursesLabelWidget::cmCursesLabelWidget(int width, int height,
   field_opts_off(this->Field,  O_EDIT);
   field_opts_off(this->Field,  O_ACTIVE);
   field_opts_off(this->Field,  O_STATIC);
-  this->SetValue(name.c_str());
+  this->SetValue(name);
 }
 
 cmCursesLabelWidget::~cmCursesLabelWidget()
diff --git a/Source/CursesDialog/cmCursesOptionsWidget.cxx b/Source/CursesDialog/cmCursesOptionsWidget.cxx
index aa680fb..d76ba2a 100644
--- a/Source/CursesDialog/cmCursesOptionsWidget.cxx
+++ b/Source/CursesDialog/cmCursesOptionsWidget.cxx
@@ -74,7 +74,7 @@ void cmCursesOptionsWidget::NextOption()
     {
     this->CurrentOption = 0;
     }
-  this->SetValue(this->Options[this->CurrentOption].c_str());
+  this->SetValue(this->Options[this->CurrentOption]);
 }
 void cmCursesOptionsWidget::PreviousOption()
 {
@@ -86,7 +86,7 @@ void cmCursesOptionsWidget::PreviousOption()
     {
     this->CurrentOption--;
     }
-  this->SetValue(this->Options[this->CurrentOption].c_str());
+  this->SetValue(this->Options[this->CurrentOption]);
 }
 
 void cmCursesOptionsWidget::SetOption(const std::string& value)
diff --git a/Source/CursesDialog/cmCursesPathWidget.cxx b/Source/CursesDialog/cmCursesPathWidget.cxx
index 893ca99..cd93bc3 100644
--- a/Source/CursesDialog/cmCursesPathWidget.cxx
+++ b/Source/CursesDialog/cmCursesPathWidget.cxx
@@ -59,7 +59,7 @@ void cmCursesPathWidget::OnTab(cmCursesMainForm* fm, WINDOW* w)
     }
   std::vector<std::string> dirs;
 
-  cmSystemTools::SimpleGlob(glob.c_str(), dirs, (this->Type == cmCacheManager::PATH?-1:0));
+  cmSystemTools::SimpleGlob(glob, dirs, (this->Type == cmCacheManager::PATH?-1:0));
   if ( this->CurrentIndex < dirs.size() )
     {
     cstr = dirs[this->CurrentIndex];
@@ -74,7 +74,7 @@ void cmCursesPathWidget::OnTab(cmCursesMainForm* fm, WINDOW* w)
     cstr += "/";
     }
 
-  this->SetString(cstr.c_str());
+  this->SetString(cstr);
   touchwin(w);
   wrefresh(w);
   form_driver(form, REQ_END_FIELD);
diff --git a/Source/cmAddCustomCommandCommand.cxx b/Source/cmAddCustomCommandCommand.cxx
index 3de04f5..c3a9a16 100644
--- a/Source/cmAddCustomCommandCommand.cxx
+++ b/Source/cmAddCustomCommandCommand.cxx
@@ -273,7 +273,7 @@ bool cmAddCustomCommandCommand
     {
     // Lookup an existing command.
     if(cmSourceFile* sf =
-       this->Makefile->GetSourceFileWithOutput(output[0].c_str()))
+       this->Makefile->GetSourceFileWithOutput(output[0]))
       {
       if(cmCustomCommand* cc = sf->GetCustomCommand())
         {
@@ -288,7 +288,7 @@ bool cmAddCustomCommandCommand
     cmOStringStream e;
     e << "given APPEND option with output \"" << output[0].c_str()
       << "\" which is not already a custom command output.";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
 
@@ -305,7 +305,7 @@ bool cmAddCustomCommandCommand
     {
     // Source is empty, use the target.
     std::vector<std::string> no_depends;
-    this->Makefile->AddCustomCommandToTarget(target.c_str(), no_depends,
+    this->Makefile->AddCustomCommandToTarget(target, no_depends,
                                              commandLines, cctype,
                                              comment, working.c_str(),
                                              escapeOldStyle);
@@ -314,7 +314,7 @@ bool cmAddCustomCommandCommand
     {
     // Target is empty, use the output.
     this->Makefile->AddCustomCommandToOutput(output, depends,
-                                             main_dependency.c_str(),
+                                             main_dependency,
                                              commandLines, comment,
                                              working.c_str(), false,
                                              escapeOldStyle);
@@ -324,7 +324,7 @@ bool cmAddCustomCommandCommand
       {
       bool okay = false;
       if(cmSourceFile* sf =
-         this->Makefile->GetSourceFileWithOutput(output[0].c_str()))
+         this->Makefile->GetSourceFileWithOutput(output[0]))
         {
         if(cmCustomCommand* cc = sf->GetCustomCommand())
           {
@@ -337,7 +337,7 @@ bool cmAddCustomCommandCommand
         cmOStringStream e;
         e << "could not locate source file with a custom command producing \""
           << output[0] << "\" even though this command tried to create it!";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
       }
@@ -367,7 +367,7 @@ bool cmAddCustomCommandCommand
       {
       e << "The SOURCE signatures of add_custom_command are no longer "
            "supported.";
-      this->Makefile->IssueMessage(messageType, e.str().c_str());
+      this->Makefile->IssueMessage(messageType, e.str());
       if (messageType == cmake::FATAL_ERROR)
         {
         return false;
@@ -375,8 +375,8 @@ bool cmAddCustomCommandCommand
       }
 
     // Use the old-style mode for backward compatibility.
-    this->Makefile->AddCustomCommandOldStyle(target.c_str(), outputs, depends,
-                                             source.c_str(), commandLines,
+    this->Makefile->AddCustomCommandOldStyle(target, outputs, depends,
+                                             source, commandLines,
                                              comment);
     }
 
@@ -397,7 +397,7 @@ cmAddCustomCommandCommand
       {
       std::string e = "attempted to have a file \"" + *o +
         "\" in a source directory as an output of custom command.";
-      this->SetError(e.c_str());
+      this->SetError(e);
       cmSystemTools::SetFatalErrorOccured();
       return false;
       }
@@ -409,7 +409,7 @@ cmAddCustomCommandCommand
       cmOStringStream msg;
       msg << "called with OUTPUT containing a \"" << (*o)[pos]
           << "\".  This character is not allowed.";
-      this->SetError(msg.str().c_str());
+      this->SetError(msg.str());
       return false;
       }
     }
diff --git a/Source/cmAddCustomTargetCommand.cxx b/Source/cmAddCustomTargetCommand.cxx
index ef62523..da02f00 100644
--- a/Source/cmAddCustomTargetCommand.cxx
+++ b/Source/cmAddCustomTargetCommand.cxx
@@ -34,7 +34,7 @@ bool cmAddCustomTargetCommand
     e << "called with invalid target name \"" << targetName
       << "\".  Target names may not contain a slash.  "
       << "Use ADD_CUSTOM_COMMAND to generate files.";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
 
@@ -149,7 +149,7 @@ bool cmAddCustomTargetCommand
     cmOStringStream msg;
     msg << "called with target name containing a \"" << targetName[pos]
         << "\".  This character is not allowed.";
-    this->SetError(msg.str().c_str());
+    this->SetError(msg.str());
     return false;
     }
 
@@ -187,7 +187,7 @@ bool cmAddCustomTargetCommand
           "\" is reserved or not valid for certain "
           "CMake features, such as generator expressions, and may result "
           "in undefined behavior.";
-      this->Makefile->IssueMessage(messageType, e.str().c_str());
+      this->Makefile->IssueMessage(messageType, e.str());
 
       if (messageType == cmake::FATAL_ERROR)
         {
@@ -208,7 +208,7 @@ bool cmAddCustomTargetCommand
   std::string msg;
   if(!this->Makefile->EnforceUniqueName(targetName, msg, true))
     {
-    this->SetError(msg.c_str());
+    this->SetError(msg);
     return false;
     }
   }
@@ -224,7 +224,7 @@ bool cmAddCustomTargetCommand
   // Add the utility target to the makefile.
   bool escapeOldStyle = !verbatim;
   cmTarget* target =
-    this->Makefile->AddUtilityCommand(targetName.c_str(), excludeFromAll,
+    this->Makefile->AddUtilityCommand(targetName, excludeFromAll,
                                       working_directory.c_str(), depends,
                                       commandLines, escapeOldStyle, comment);
 
diff --git a/Source/cmAddDependenciesCommand.cxx b/Source/cmAddDependenciesCommand.cxx
index b55334f..e897d81 100644
--- a/Source/cmAddDependenciesCommand.cxx
+++ b/Source/cmAddDependenciesCommand.cxx
@@ -38,7 +38,7 @@ bool cmAddDependenciesCommand
       cmOStringStream e;
       e << "Cannot add target-level dependencies to INTERFACE library "
         "target \"" << target_name << "\".\n";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
 
@@ -46,7 +46,7 @@ bool cmAddDependenciesCommand
     ++s; // skip over target_name
     for (; s != args.end(); ++s)
       {
-      target->AddUtility(s->c_str(), this->Makefile);
+      target->AddUtility(*s, this->Makefile);
       }
     }
   else
diff --git a/Source/cmAddExecutableCommand.cxx b/Source/cmAddExecutableCommand.cxx
index 62b6667..6e48e90 100644
--- a/Source/cmAddExecutableCommand.cxx
+++ b/Source/cmAddExecutableCommand.cxx
@@ -101,7 +101,7 @@ bool cmAddExecutableCommand
           "\" is reserved or not valid for certain "
           "CMake features, such as generator expressions, and may result "
           "in undefined behavior.";
-      this->Makefile->IssueMessage(messageType, e.str().c_str());
+      this->Makefile->IssueMessage(messageType, e.str());
 
       if (messageType == cmake::FATAL_ERROR)
         {
@@ -132,9 +132,9 @@ bool cmAddExecutableCommand
     }
   if (isAlias)
     {
-    if(!cmGeneratorExpression::IsValidTargetName(exename.c_str()))
+    if(!cmGeneratorExpression::IsValidTargetName(exename))
       {
-      this->SetError(("Invalid name for ALIAS: " + exename).c_str());
+      this->SetError("Invalid name for ALIAS: " + exename);
       return false;
       }
     if(excludeFromAll)
@@ -151,7 +151,7 @@ bool cmAddExecutableCommand
       {
       cmOStringStream e;
       e << "ALIAS requires exactly one target argument.";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
 
@@ -161,7 +161,7 @@ bool cmAddExecutableCommand
       cmOStringStream e;
       e << "cannot create ALIAS target \"" << exename
         << "\" because target \"" << aliasedName << "\" is itself an ALIAS.";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     cmTarget *aliasedTarget =
@@ -172,7 +172,7 @@ bool cmAddExecutableCommand
       e << "cannot create ALIAS target \"" << exename
         << "\" because target \"" << aliasedName << "\" does not already "
         "exist.";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     cmTarget::TargetType type = aliasedTarget->GetType();
@@ -182,7 +182,7 @@ bool cmAddExecutableCommand
       e << "cannot create ALIAS target \"" << exename
         << "\" because target \"" << aliasedName << "\" is not an "
         "executable.";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     if(aliasedTarget->IsImported())
@@ -190,10 +190,10 @@ bool cmAddExecutableCommand
       cmOStringStream e;
       e << "cannot create ALIAS target \"" << exename
         << "\" because target \"" << aliasedName << "\" is IMPORTED.";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
-    this->Makefile->AddAlias(exename.c_str(), aliasedTarget);
+    this->Makefile->AddAlias(exename, aliasedTarget);
     return true;
     }
 
@@ -206,12 +206,12 @@ bool cmAddExecutableCommand
       cmOStringStream e;
       e << "cannot create imported target \"" << exename
         << "\" because another target with the same name already exists.";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
 
     // Create the imported target.
-    this->Makefile->AddImportedTarget(exename.c_str(), cmTarget::EXECUTABLE,
+    this->Makefile->AddImportedTarget(exename, cmTarget::EXECUTABLE,
                                       importGlobal);
     return true;
     }
@@ -221,7 +221,7 @@ bool cmAddExecutableCommand
   std::string msg;
   if(!this->Makefile->EnforceUniqueName(exename, msg))
     {
-    this->SetError(msg.c_str());
+    this->SetError(msg);
     return false;
     }
   }
diff --git a/Source/cmAddLibraryCommand.cxx b/Source/cmAddLibraryCommand.cxx
index 009b1ca..6159f86 100644
--- a/Source/cmAddLibraryCommand.cxx
+++ b/Source/cmAddLibraryCommand.cxx
@@ -53,7 +53,7 @@ bool cmAddLibraryCommand
         {
         cmOStringStream e;
         e << "INTERFACE library specified with conflicting STATIC type.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
       ++s;
@@ -66,7 +66,7 @@ bool cmAddLibraryCommand
         {
         cmOStringStream e;
         e << "INTERFACE library specified with conflicting SHARED type.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
       ++s;
@@ -79,7 +79,7 @@ bool cmAddLibraryCommand
         {
         cmOStringStream e;
         e << "INTERFACE library specified with conflicting MODULE type.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
       ++s;
@@ -92,7 +92,7 @@ bool cmAddLibraryCommand
         {
         cmOStringStream e;
         e << "INTERFACE library specified with conflicting OBJECT type.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
       ++s;
@@ -105,7 +105,7 @@ bool cmAddLibraryCommand
         {
         cmOStringStream e;
         e << "INTERFACE library specified with conflicting UNKNOWN type.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
       ++s;
@@ -118,7 +118,7 @@ bool cmAddLibraryCommand
         {
         cmOStringStream e;
         e << "INTERFACE library specified with conflicting ALIAS type.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
       ++s;
@@ -130,21 +130,21 @@ bool cmAddLibraryCommand
         {
         cmOStringStream e;
         e << "INTERFACE library specified with conflicting/multiple types.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
       if (isAlias)
         {
         cmOStringStream e;
         e << "INTERFACE library specified with conflicting ALIAS type.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
       if (excludeFromAll)
         {
         cmOStringStream e;
         e << "INTERFACE library may not be used with EXCLUDE_FROM_ALL.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
       ++s;
@@ -157,7 +157,7 @@ bool cmAddLibraryCommand
         {
         cmOStringStream e;
         e << "INTERFACE library may not be used with EXCLUDE_FROM_ALL.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
       ++s;
@@ -177,7 +177,7 @@ bool cmAddLibraryCommand
       {
       cmOStringStream e;
       e << "GLOBAL option may only be used with IMPORTED libraries.";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     else
@@ -192,14 +192,14 @@ bool cmAddLibraryCommand
       {
       cmOStringStream e;
       e << "INTERFACE library requires no source arguments.";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     if (importGlobal && !importTarget)
       {
       cmOStringStream e;
       e << "INTERFACE library specified as GLOBAL, but not as IMPORTED.";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     }
@@ -236,7 +236,7 @@ bool cmAddLibraryCommand
           "\" is reserved or not valid for certain "
           "CMake features, such as generator expressions, and may result "
           "in undefined behavior.";
-      this->Makefile->IssueMessage(messageType, e.str().c_str());
+      this->Makefile->IssueMessage(messageType, e.str());
 
       if (messageType == cmake::FATAL_ERROR)
         {
@@ -247,9 +247,9 @@ bool cmAddLibraryCommand
 
   if (isAlias)
     {
-    if(!cmGeneratorExpression::IsValidTargetName(libName.c_str()))
+    if(!cmGeneratorExpression::IsValidTargetName(libName))
       {
-      this->SetError(("Invalid name for ALIAS: " + libName).c_str());
+      this->SetError("Invalid name for ALIAS: " + libName);
       return false;
       }
     if(excludeFromAll)
@@ -266,7 +266,7 @@ bool cmAddLibraryCommand
       {
       cmOStringStream e;
       e << "ALIAS requires exactly one target argument.";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
 
@@ -276,7 +276,7 @@ bool cmAddLibraryCommand
       cmOStringStream e;
       e << "cannot create ALIAS target \"" << libName
         << "\" because target \"" << aliasedName << "\" is itself an ALIAS.";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     cmTarget *aliasedTarget =
@@ -287,7 +287,7 @@ bool cmAddLibraryCommand
       e << "cannot create ALIAS target \"" << libName
         << "\" because target \"" << aliasedName << "\" does not already "
         "exist.";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     cmTarget::TargetType aliasedType = aliasedTarget->GetType();
@@ -300,7 +300,7 @@ bool cmAddLibraryCommand
       cmOStringStream e;
       e << "cannot create ALIAS target \"" << libName
         << "\" because target \"" << aliasedName << "\" is not a library.";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     if(aliasedTarget->IsImported())
@@ -308,10 +308,10 @@ bool cmAddLibraryCommand
       cmOStringStream e;
       e << "cannot create ALIAS target \"" << libName
         << "\" because target \"" << aliasedName << "\" is IMPORTED.";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
-    this->Makefile->AddAlias(libName.c_str(), aliasedTarget);
+    this->Makefile->AddAlias(libName, aliasedTarget);
     return true;
     }
 
@@ -364,7 +364,7 @@ bool cmAddLibraryCommand
         {
         cmOStringStream e;
         e << "Invalid name for IMPORTED INTERFACE library target: " << libName;
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
       }
@@ -375,12 +375,12 @@ bool cmAddLibraryCommand
       cmOStringStream e;
       e << "cannot create imported target \"" << libName
         << "\" because another target with the same name already exists.";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
 
     // Create the imported target.
-    this->Makefile->AddImportedTarget(libName.c_str(), type, importGlobal);
+    this->Makefile->AddImportedTarget(libName, type, importGlobal);
     return true;
     }
 
@@ -399,7 +399,7 @@ bool cmAddLibraryCommand
   std::string msg;
   if(!this->Makefile->EnforceUniqueName(libName, msg))
     {
-    this->SetError(msg.c_str());
+    this->SetError(msg);
     return false;
     }
   }
@@ -413,11 +413,11 @@ bool cmAddLibraryCommand
       {
       cmOStringStream e;
       e << "Invalid name for INTERFACE library target: " << libName;
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
 
-    this->Makefile->AddLibrary(libName.c_str(),
+    this->Makefile->AddLibrary(libName,
                                type,
                                srclists,
                                excludeFromAll);
@@ -439,7 +439,7 @@ bool cmAddLibraryCommand
     ++s;
     }
 
-  this->Makefile->AddLibrary(libName.c_str(), type, srclists, excludeFromAll);
+  this->Makefile->AddLibrary(libName, type, srclists, excludeFromAll);
 
   return true;
 }
diff --git a/Source/cmAddSubDirectoryCommand.cxx b/Source/cmAddSubDirectoryCommand.cxx
index 5b1c9c6..4ea2524 100644
--- a/Source/cmAddSubDirectoryCommand.cxx
+++ b/Source/cmAddSubDirectoryCommand.cxx
@@ -66,7 +66,7 @@ bool cmAddSubDirectoryCommand::InitialPass
     std::string error = "given source \"";
     error += srcArg;
     error += "\" which is not an existing directory.";
-    this->SetError(error.c_str());
+    this->SetError(error);
     return false;
     }
   srcPath = cmSystemTools::CollapseFullPath(srcPath.c_str());
@@ -87,7 +87,7 @@ bool cmAddSubDirectoryCommand::InitialPass
         << this->Makefile->GetCurrentDirectory() << "\".  "
         << "When specifying an out-of-tree source a binary directory "
         << "must be explicitly specified.";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
 
@@ -121,7 +121,7 @@ bool cmAddSubDirectoryCommand::InitialPass
   binPath = cmSystemTools::CollapseFullPath(binPath.c_str());
 
   // Add the subdirectory using the computed full paths.
-  this->Makefile->AddSubDirectory(srcPath.c_str(), binPath.c_str(),
+  this->Makefile->AddSubDirectory(srcPath, binPath,
                                   excludeFromAll, false, true);
 
   return true;
diff --git a/Source/cmAddTestCommand.cxx b/Source/cmAddTestCommand.cxx
index a9165f5..2531a1a 100644
--- a/Source/cmAddTestCommand.cxx
+++ b/Source/cmAddTestCommand.cxx
@@ -44,7 +44,7 @@ bool cmAddTestCommand
 
   // Create the test but add a generator only the first time it is
   // seen.  This preserves behavior from before test generators.
-  cmTest* test = this->Makefile->GetTest(args[0].c_str());
+  cmTest* test = this->Makefile->GetTest(args[0]);
   if(test)
     {
     // If the test was already added by a new-style signature do not
@@ -54,13 +54,13 @@ bool cmAddTestCommand
       cmOStringStream e;
       e << " given test name \"" << args[0]
         << "\" which already exists in this directory.";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     }
   else
     {
-    test = this->Makefile->CreateTest(args[0].c_str());
+    test = this->Makefile->CreateTest(args[0]);
     test->SetOldStyle(true);
     this->Makefile->AddTestGenerator(new cmTestGenerator(test));
     }
@@ -137,7 +137,7 @@ bool cmAddTestCommand::HandleNameMode(std::vector<std::string> const& args)
       {
       cmOStringStream e;
       e << " given unknown argument:\n  " << args[i] << "\n";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     }
@@ -157,17 +157,17 @@ bool cmAddTestCommand::HandleNameMode(std::vector<std::string> const& args)
     }
 
   // Require a unique test name within the directory.
-  if(this->Makefile->GetTest(name.c_str()))
+  if(this->Makefile->GetTest(name))
     {
     cmOStringStream e;
     e << " given test NAME \"" << name
       << "\" which already exists in this directory.";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
 
   // Add the test.
-  cmTest* test = this->Makefile->CreateTest(name.c_str());
+  cmTest* test = this->Makefile->CreateTest(name);
   test->SetOldStyle(false);
   test->SetCommand(command);
   if(!working_directory.empty())
diff --git a/Source/cmAuxSourceDirectoryCommand.cxx b/Source/cmAuxSourceDirectoryCommand.cxx
index 01f64b7..d8c3c43 100644
--- a/Source/cmAuxSourceDirectoryCommand.cxx
+++ b/Source/cmAuxSourceDirectoryCommand.cxx
@@ -40,7 +40,7 @@ bool cmAuxSourceDirectoryCommand::InitialPass
     }
 
   // was the list already populated
-  const char *def = this->Makefile->GetDefinition(args[1].c_str());
+  const char *def = this->Makefile->GetDefinition(args[1]);
   if (def)
     {
     sourceListValue = def;
@@ -72,7 +72,7 @@ bool cmAuxSourceDirectoryCommand::InitialPass
           // add the file as a class file so
           // depends can be done
           cmSourceFile* sf =
-            this->Makefile->GetOrCreateSource(fullname.c_str());
+            this->Makefile->GetOrCreateSource(fullname);
           sf->SetProperty("ABSTRACT","0");
           if(!sourceListValue.empty())
             {
@@ -83,7 +83,7 @@ bool cmAuxSourceDirectoryCommand::InitialPass
         }
       }
     }
-  this->Makefile->AddDefinition(args[1].c_str(), sourceListValue.c_str());
+  this->Makefile->AddDefinition(args[1], sourceListValue.c_str());
   return true;
 }
 
diff --git a/Source/cmBuildCommand.cxx b/Source/cmBuildCommand.cxx
index 780ffa8..93f7801 100644
--- a/Source/cmBuildCommand.cxx
+++ b/Source/cmBuildCommand.cxx
@@ -80,7 +80,7 @@ bool cmBuildCommand
       {
       cmOStringStream e;
       e << "unknown argument \"" << args[i] << "\"";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     }
@@ -136,7 +136,7 @@ bool cmBuildCommand
     }
 
   std::string makecommand = this->Makefile->GetLocalGenerator()
-    ->GetGlobalGenerator()->GenerateCMakeBuildCommand("", configType.c_str(),
+    ->GetGlobalGenerator()->GenerateCMakeBuildCommand("", configType,
                                                       "", true);
 
   if(cacheValue)
diff --git a/Source/cmBuildNameCommand.cxx b/Source/cmBuildNameCommand.cxx
index e3528e1..c64209f 100644
--- a/Source/cmBuildNameCommand.cxx
+++ b/Source/cmBuildNameCommand.cxx
@@ -25,7 +25,7 @@ bool cmBuildNameCommand
     this->SetError("called with incorrect number of arguments");
     return false;
     }
-  const char* cacheValue = this->Makefile->GetDefinition(args[0].c_str());
+  const char* cacheValue = this->Makefile->GetDefinition(args[0]);
   if(cacheValue)
     {
     // do we need to correct the value?
@@ -36,7 +36,7 @@ bool cmBuildNameCommand
       cmSystemTools::ReplaceString(cv,"/", "_");
       cmSystemTools::ReplaceString(cv,"(", "_");
       cmSystemTools::ReplaceString(cv,")", "_");
-      this->Makefile->AddCacheDefinition(args[0].c_str(),
+      this->Makefile->AddCacheDefinition(args[0],
                                      cv.c_str(),
                                      "Name of build.",
                                      cmCacheManager::STRING);
@@ -71,7 +71,7 @@ bool cmBuildNameCommand
   cmSystemTools::ReplaceString(buildname,
                                ")", "_");
 
-  this->Makefile->AddCacheDefinition(args[0].c_str(),
+  this->Makefile->AddCacheDefinition(args[0],
                                  buildname.c_str(),
                                  "Name of build.",
                                  cmCacheManager::STRING);
diff --git a/Source/cmCMakeHostSystemInformationCommand.cxx b/Source/cmCMakeHostSystemInformationCommand.cxx
index 62f2383..5234538 100644
--- a/Source/cmCMakeHostSystemInformationCommand.cxx
+++ b/Source/cmCMakeHostSystemInformationCommand.cxx
@@ -53,7 +53,7 @@ bool cmCMakeHostSystemInformationCommand
     result_list += value;
     }
 
-  this->Makefile->AddDefinition(variable.c_str(), result_list.c_str());
+  this->Makefile->AddDefinition(variable, result_list.c_str());
 
   return true;
 }
@@ -97,7 +97,7 @@ bool cmCMakeHostSystemInformationCommand
   else
     {
     std::string e = "does not recognize <key> " + key;
-    this->SetError(e.c_str());
+    this->SetError(e);
     return false;
     }
 
diff --git a/Source/cmCMakeMinimumRequired.cxx b/Source/cmCMakeMinimumRequired.cxx
index 6e2ca64..ba3a832 100644
--- a/Source/cmCMakeMinimumRequired.cxx
+++ b/Source/cmCMakeMinimumRequired.cxx
@@ -80,7 +80,7 @@ bool cmCMakeMinimumRequired
     {
     cmOStringStream e;
     e << "could not parse VERSION \"" << version_string.c_str() << "\".";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
 
@@ -135,7 +135,7 @@ bool cmCMakeMinimumRequired::EnforceUnknownArguments()
     cmOStringStream e;
     e << "called with unknown argument \""
       << this->UnknownArguments[0] << "\".";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
   return true;
diff --git a/Source/cmCMakePolicyCommand.cxx b/Source/cmCMakePolicyCommand.cxx
index f4be559..ddd5d6a 100644
--- a/Source/cmCMakePolicyCommand.cxx
+++ b/Source/cmCMakePolicyCommand.cxx
@@ -58,7 +58,7 @@ bool cmCMakePolicyCommand
 
   cmOStringStream e;
   e << "given unknown first argument \"" << args[0] << "\"";
-  this->SetError(e.str().c_str());
+  this->SetError(e.str());
   return false;
 }
 
@@ -84,7 +84,7 @@ bool cmCMakePolicyCommand::HandleSetMode(std::vector<std::string> const& args)
     {
     cmOStringStream e;
     e << "SET given unrecognized policy status \"" << args[2] << "\"";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
 
@@ -116,7 +116,7 @@ bool cmCMakePolicyCommand::HandleGetMode(std::vector<std::string> const& args)
     cmOStringStream e;
     e << "GET given policy \"" << id << "\" which is not known to this "
       << "version of CMake.";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
 
@@ -126,15 +126,15 @@ bool cmCMakePolicyCommand::HandleGetMode(std::vector<std::string> const& args)
     {
     case cmPolicies::OLD:
       // Report that the policy is set to OLD.
-      this->Makefile->AddDefinition(var.c_str(), "OLD");
+      this->Makefile->AddDefinition(var, "OLD");
       break;
     case cmPolicies::WARN:
       // Report that the policy is not set.
-      this->Makefile->AddDefinition(var.c_str(), "");
+      this->Makefile->AddDefinition(var, "");
       break;
     case cmPolicies::NEW:
       // Report that the policy is set to NEW.
-      this->Makefile->AddDefinition(var.c_str(), "NEW");
+      this->Makefile->AddDefinition(var, "NEW");
       break;
     case cmPolicies::REQUIRED_IF_USED:
     case cmPolicies::REQUIRED_ALWAYS:
diff --git a/Source/cmCPluginAPI.cxx b/Source/cmCPluginAPI.cxx
index cb62f21..dd2a1b8 100644
--- a/Source/cmCPluginAPI.cxx
+++ b/Source/cmCPluginAPI.cxx
@@ -557,9 +557,9 @@ void CCONV *cmGetSource(void *arg, const char *name)
       sf->RealSourceFile = rsf;
       sf->FullPath = rsf->GetFullPath();
       sf->SourceName =
-        cmSystemTools::GetFilenameWithoutLastExtension(sf->FullPath.c_str());
+        cmSystemTools::GetFilenameWithoutLastExtension(sf->FullPath);
       sf->SourceExtension =
-        cmSystemTools::GetFilenameLastExtension(sf->FullPath.c_str());
+        cmSystemTools::GetFilenameLastExtension(sf->FullPath);
 
       // Store the proxy in the map so it can be re-used and deleted later.
       cmCPluginAPISourceFileMap::value_type entry(rsf, sf);
@@ -583,7 +583,7 @@ void * CCONV cmAddSource(void *arg, void *arg2)
     }
 
   // Create the real cmSourceFile instance and copy over saved information.
-  cmSourceFile* rsf = mf->GetOrCreateSource(osf->FullPath.c_str());
+  cmSourceFile* rsf = mf->GetOrCreateSource(osf->FullPath);
   rsf->GetProperties() = osf->Properties;
   for(std::vector<std::string>::iterator i = osf->Depends.begin();
       i != osf->Depends.end(); ++i)
diff --git a/Source/cmCTest.cxx b/Source/cmCTest.cxx
index ee9b664..678b497 100644
--- a/Source/cmCTest.cxx
+++ b/Source/cmCTest.cxx
@@ -649,8 +649,8 @@ int cmCTest::Initialize(const char* binary_dir, cmCTestStartCommand* command)
 bool cmCTest::InitializeFromCommand(cmCTestStartCommand* command)
 {
   std::string src_dir
-    = this->GetCTestConfiguration("SourceDirectory").c_str();
-  std::string bld_dir = this->GetCTestConfiguration("BuildDirectory").c_str();
+    = this->GetCTestConfiguration("SourceDirectory");
+  std::string bld_dir = this->GetCTestConfiguration("BuildDirectory");
   this->DartVersion = 1;
   this->DropSiteCDash = false;
   for(Part p = PartStart; p != PartCount; p = Part(p+1))
@@ -688,7 +688,7 @@ bool cmCTest::InitializeFromCommand(cmCTestStartCommand* command)
       {
       std::string m = "Could not find include file: ";
       m += fname;
-      command->SetError(m.c_str());
+      command->SetError(m);
       return false;
       }
     }
@@ -930,7 +930,7 @@ bool cmCTest::AddIfExists(Part part, const char* file)
     {
     std::string name = file;
     name += ".gz";
-    if ( this->CTestFileExists(name.c_str()) )
+    if ( this->CTestFileExists(name) )
       {
       this->AddSubmitFile(part, file);
       }
@@ -2246,7 +2246,7 @@ bool cmCTest::AddVariableDefinition(const std::string &arg)
   std::string value;
   cmCacheManager::CacheEntryType type = cmCacheManager::UNINITIALIZED;
 
-  if (cmCacheManager::ParseEntry(arg.c_str(), name, value, type))
+  if (cmCacheManager::ParseEntry(arg, name, value, type))
     {
     this->Definitions[name] = value;
     return true;
@@ -2611,7 +2611,7 @@ void cmCTest::PopulateCustomVector(cmMakefile* mf, const std::string& def,
   for ( it = slist.begin(); it != slist.end(); ++it )
     {
     cmCTestLog(this, DEBUG, "  -- " << it->c_str() << std::endl);
-    vec.push_back(it->c_str());
+    vec.push_back(*it);
     }
 }
 
diff --git a/Source/cmCommandArgumentParserHelper.cxx b/Source/cmCommandArgumentParserHelper.cxx
index 6284cb7..c9490ca 100644
--- a/Source/cmCommandArgumentParserHelper.cxx
+++ b/Source/cmCommandArgumentParserHelper.cxx
@@ -79,7 +79,7 @@ char* cmCommandArgumentParserHelper::ExpandSpecialVariable(const char* key,
       {
       if (this->EscapeQuotes)
         {
-        return this->AddString(cmSystemTools::EscapeQuotes(ptr).c_str());
+        return this->AddString(cmSystemTools::EscapeQuotes(ptr));
         }
       else
         {
@@ -94,7 +94,7 @@ char* cmCommandArgumentParserHelper::ExpandSpecialVariable(const char* key,
       {
       if(this->EscapeQuotes)
         {
-        return this->AddString(cmSystemTools::EscapeQuotes(c).c_str());
+        return this->AddString(cmSystemTools::EscapeQuotes(c));
         }
       else
         {
@@ -120,7 +120,7 @@ char* cmCommandArgumentParserHelper::ExpandVariable(const char* var)
     {
     cmOStringStream ostr;
     ostr << this->FileLine;
-    return this->AddString(ostr.str().c_str());
+    return this->AddString(ostr.str());
     }
   const char* value = this->Makefile->GetDefinition(var);
   if(!value && !this->RemoveEmpty)
@@ -144,14 +144,14 @@ char* cmCommandArgumentParserHelper::ExpandVariable(const char* var)
         bt.push_back(lfc);
         msg << "uninitialized variable \'" << var << "\'";
         this->Makefile->GetCMakeInstance()->IssueMessage(cmake::AUTHOR_WARNING,
-                                                        msg.str().c_str(), bt);
+                                                        msg.str(), bt);
         }
       }
     return 0;
     }
   if (this->EscapeQuotes && value)
     {
-    return this->AddString(cmSystemTools::EscapeQuotes(value).c_str());
+    return this->AddString(cmSystemTools::EscapeQuotes(value));
     }
   return this->AddString(value ? value : "");
 }
@@ -181,7 +181,7 @@ char* cmCommandArgumentParserHelper::ExpandVariableForAt(const char* var)
   std::string ref = "@";
   ref += var;
   ref += "@";
-  return this->AddString(ref.c_str());
+  return this->AddString(ref);
 }
 
 char* cmCommandArgumentParserHelper::CombineUnions(char* in1, char* in2)
diff --git a/Source/cmComputeLinkDepends.cxx b/Source/cmComputeLinkDepends.cxx
index 2d1da55..995f191 100644
--- a/Source/cmComputeLinkDepends.cxx
+++ b/Source/cmComputeLinkDepends.cxx
@@ -312,7 +312,7 @@ int cmComputeLinkDepends::AddLinkEntry(int depender_index,
   int index = lei->second;
   LinkEntry& entry = this->EntryList[index];
   entry.Item = item;
-  entry.Target = this->FindTargetToLink(depender_index, entry.Item.c_str());
+  entry.Target = this->FindTargetToLink(depender_index, entry.Item);
   entry.IsFlag = (!entry.Target && item[0] == '-' && item[1] != 'l' &&
                   item.substr(0, 10) != "-framework");
 
@@ -328,7 +328,7 @@ int cmComputeLinkDepends::AddLinkEntry(int depender_index,
     // Look for an old-style <item>_LIB_DEPENDS variable.
     std::string var = entry.Item;
     var += "_LIB_DEPENDS";
-    if(const char* val = this->Makefile->GetDefinition(var.c_str()))
+    if(const char* val = this->Makefile->GetDefinition(var))
       {
       // The item dependencies are known.  Follow them.
       BFSEntry qe = {index, val};
@@ -435,7 +435,7 @@ void cmComputeLinkDepends::HandleSharedDependency(SharedDepEntry const& dep)
     LinkEntry& entry = this->EntryList[lei->second];
     entry.Item = dep.Item;
     entry.Target = this->FindTargetToLink(dep.DependerIndex,
-                                          dep.Item.c_str());
+                                          dep.Item);
 
     // This item was added specifically because it is a dependent
     // shared library.  It may get special treatment
@@ -506,7 +506,7 @@ void cmComputeLinkDepends::AddVarLinkEntries(int depender_index,
         {
         std::string var = *di;
         var += "_LINK_TYPE";
-        if(const char* val = this->Makefile->GetDefinition(var.c_str()))
+        if(const char* val = this->Makefile->GetDefinition(var))
           {
           if(strcmp(val, "debug") == 0)
             {
@@ -1000,7 +1000,7 @@ void cmComputeLinkDepends::CheckWrongConfigItem(int depender_index,
   // directories of targets linked in another configuration as link
   // directories.
   if(cmTarget const* tgt
-                      = this->FindTargetToLink(depender_index, item.c_str()))
+                      = this->FindTargetToLink(depender_index, item))
     {
     if(!tgt->IsImported())
       {
diff --git a/Source/cmComputeLinkInformation.cxx b/Source/cmComputeLinkInformation.cxx
index 62eaec2..ea8536f 100644
--- a/Source/cmComputeLinkInformation.cxx
+++ b/Source/cmComputeLinkInformation.cxx
@@ -293,7 +293,7 @@ cmComputeLinkInformation
     std::string loader_flag_var = "CMAKE_SHARED_MODULE_LOADER_";
     loader_flag_var += this->LinkLanguage;
     loader_flag_var += "_FLAG";
-    this->LoaderFlag = this->Makefile->GetDefinition(loader_flag_var.c_str());
+    this->LoaderFlag = this->Makefile->GetDefinition(loader_flag_var);
     }
 
   // Get options needed to link libraries.
@@ -317,8 +317,8 @@ cmComputeLinkInformation
     rtVar += this->LinkLanguage;
     rtVar += "_FLAG";
     std::string rtSepVar = rtVar + "_SEP";
-    this->RuntimeFlag = this->Makefile->GetSafeDefinition(rtVar.c_str());
-    this->RuntimeSep = this->Makefile->GetSafeDefinition(rtSepVar.c_str());
+    this->RuntimeFlag = this->Makefile->GetSafeDefinition(rtVar);
+    this->RuntimeSep = this->Makefile->GetSafeDefinition(rtSepVar);
     this->RuntimeAlways =
       (this->Makefile->
        GetSafeDefinition("CMAKE_PLATFORM_REQUIRED_RUNTIME_PATH"));
@@ -330,7 +330,7 @@ cmComputeLinkInformation
     rlVar += "_RPATH_LINK_";
     rlVar += this->LinkLanguage;
     rlVar += "_FLAG";
-    this->RPathLinkFlag = this->Makefile->GetSafeDefinition(rlVar.c_str());
+    this->RPathLinkFlag = this->Makefile->GetSafeDefinition(rlVar);
     }
 
   // Check if we need to include the runtime search path at link time.
@@ -338,7 +338,7 @@ cmComputeLinkInformation
   std::string var = "CMAKE_SHARED_LIBRARY_LINK_";
   var += this->LinkLanguage;
   var += "_WITH_RUNTIME_PATH";
-  this->LinkWithRuntimePath = this->Makefile->IsOn(var.c_str());
+  this->LinkWithRuntimePath = this->Makefile->IsOn(var);
   }
 
   // Check the platform policy for missing soname case.
@@ -505,7 +505,7 @@ bool cmComputeLinkInformation::Compute()
     }
 
   // Compute the ordered link line items.
-  cmComputeLinkDepends cld(this->Target, this->Config.c_str(),
+  cmComputeLinkDepends cld(this->Target, this->Config,
                            this->HeadTarget);
   cld.SetOldLinkDirMode(this->OldLinkDirMode);
   cmComputeLinkDepends::EntryVector const& linkEntries = cld.Compute();
@@ -593,7 +593,7 @@ void cmComputeLinkInformation::AddImplicitLinkInfo(std::string const& lang)
   std::string libVar = "CMAKE_";
   libVar += lang;
   libVar += "_IMPLICIT_LINK_LIBRARIES";
-  if(const char* libs = this->Makefile->GetDefinition(libVar.c_str()))
+  if(const char* libs = this->Makefile->GetDefinition(libVar))
     {
     std::vector<std::string> libsVec;
     cmSystemTools::ExpandListArgument(libs, libsVec);
@@ -602,7 +602,7 @@ void cmComputeLinkInformation::AddImplicitLinkInfo(std::string const& lang)
       {
       if(this->ImplicitLinkLibs.find(*i) == this->ImplicitLinkLibs.end())
         {
-        this->AddItem(i->c_str(), 0);
+        this->AddItem(*i, 0);
         }
       }
     }
@@ -612,7 +612,7 @@ void cmComputeLinkInformation::AddImplicitLinkInfo(std::string const& lang)
   std::string dirVar = "CMAKE_";
   dirVar += lang;
   dirVar += "_IMPLICIT_LINK_DIRECTORIES";
-  if(const char* dirs = this->Makefile->GetDefinition(dirVar.c_str()))
+  if(const char* dirs = this->Makefile->GetDefinition(dirVar))
     {
     std::vector<std::string> dirsVec;
     cmSystemTools::ExpandListArgument(dirs, dirsVec);
@@ -820,7 +820,7 @@ void cmComputeLinkInformation::ComputeLinkTypeInfo()
     static_link_type_flag_var += this->LinkLanguage;
     static_link_type_flag_var += "_FLAGS";
     static_link_type_flag =
-      this->Makefile->GetDefinition(static_link_type_flag_var.c_str());
+      this->Makefile->GetDefinition(static_link_type_flag_var);
 
     std::string shared_link_type_flag_var = "CMAKE_";
     shared_link_type_flag_var += target_type_str;
@@ -828,7 +828,7 @@ void cmComputeLinkInformation::ComputeLinkTypeInfo()
     shared_link_type_flag_var += this->LinkLanguage;
     shared_link_type_flag_var += "_FLAGS";
     shared_link_type_flag =
-      this->Makefile->GetDefinition(shared_link_type_flag_var.c_str());
+      this->Makefile->GetDefinition(shared_link_type_flag_var);
     }
 
   // We can support link type switching only if all needed flags are
@@ -1370,7 +1370,7 @@ void cmComputeLinkInformation::AddFrameworkItem(std::string const& item)
 
   // Add the item using the -framework option.
   this->Items.push_back(Item("-framework", false));
-  fw = this->LocalGenerator->EscapeForShell(fw.c_str());
+  fw = this->LocalGenerator->EscapeForShell(fw);
   this->Items.push_back(Item(fw, false));
 }
 
@@ -1419,7 +1419,7 @@ void cmComputeLinkInformation::ComputeFrameworkInfo()
   implicitDirVar += this->LinkLanguage;
   implicitDirVar += "_IMPLICIT_LINK_FRAMEWORK_DIRECTORIES";
   if(const char* implicitDirs =
-     this->Makefile->GetDefinition(implicitDirVar.c_str()))
+     this->Makefile->GetDefinition(implicitDirVar))
     {
     cmSystemTools::ExpandListArgument(implicitDirs, implicitDirVec);
     }
@@ -1506,9 +1506,9 @@ void cmComputeLinkInformation::HandleBadFullItem(std::string const& item,
       // Print the warning at most once for this item.
       std::string wid = "CMP0008-WARNING-GIVEN-";
       wid += item;
-      if(!this->CMakeInstance->GetPropertyAsBool(wid.c_str()))
+      if(!this->CMakeInstance->GetPropertyAsBool(wid))
         {
-        this->CMakeInstance->SetProperty(wid.c_str(), "1");
+        this->CMakeInstance->SetProperty(wid, "1");
         cmOStringStream w;
         w << (this->Makefile->GetPolicies()
               ->GetPolicyWarning(cmPolicies::CMP0008)) << "\n"
@@ -1692,7 +1692,7 @@ void cmComputeLinkInformation::LoadImplicitLinkInfo()
   implicitDirVar += this->LinkLanguage;
   implicitDirVar += "_IMPLICIT_LINK_DIRECTORIES";
   if(const char* implicitDirs =
-     this->Makefile->GetDefinition(implicitDirVar.c_str()))
+     this->Makefile->GetDefinition(implicitDirVar))
     {
     cmSystemTools::ExpandListArgument(implicitDirs, implicitDirVec);
     }
@@ -1710,7 +1710,7 @@ void cmComputeLinkInformation::LoadImplicitLinkInfo()
   implicitLibVar += this->LinkLanguage;
   implicitLibVar += "_IMPLICIT_LINK_LIBRARIES";
   if(const char* implicitLibs =
-     this->Makefile->GetDefinition(implicitLibVar.c_str()))
+     this->Makefile->GetDefinition(implicitLibVar))
     {
     cmSystemTools::ExpandListArgument(implicitLibs, implicitLibVec);
     }
@@ -1978,11 +1978,11 @@ void cmComputeLinkInformation::GetRPath(std::vector<std::string>& runtimeDirs,
     {
     std::string useVar = "CMAKE_" + *li +
       "_USE_IMPLICIT_LINK_DIRECTORIES_IN_RUNTIME_PATH";
-    if(this->Makefile->IsOn(useVar.c_str()))
+    if(this->Makefile->IsOn(useVar))
       {
       std::string dirVar = "CMAKE_" + *li +
         "_IMPLICIT_LINK_DIRECTORIES";
-      if(const char* dirs = this->Makefile->GetDefinition(dirVar.c_str()))
+      if(const char* dirs = this->Makefile->GetDefinition(dirVar))
         {
         cmCLI_ExpandListUnique(dirs, runtimeDirs, emitted);
         }
diff --git a/Source/cmComputeTargetDepends.cxx b/Source/cmComputeTargetDepends.cxx
index 5c739b8..b4dbce7 100644
--- a/Source/cmComputeTargetDepends.cxx
+++ b/Source/cmComputeTargetDepends.cxx
@@ -223,8 +223,8 @@ void cmComputeTargetDepends::CollectTargetDepends(int depender_index)
     // Don't emit the same library twice for this target.
     if(emitted.insert(*lib).second)
       {
-      this->AddTargetDepend(depender_index, lib->c_str(), true);
-      this->AddInterfaceDepends(depender_index, lib->c_str(),
+      this->AddTargetDepend(depender_index, *lib, true);
+      this->AddInterfaceDepends(depender_index, *lib,
                                 true, emitted);
       }
     }
@@ -235,7 +235,7 @@ void cmComputeTargetDepends::CollectTargetDepends(int depender_index)
     it != configs.end(); ++it)
     {
     std::vector<std::string> tlibs;
-    depender->GetDirectLinkLibraries(it->c_str(), tlibs, depender);
+    depender->GetDirectLinkLibraries(*it, tlibs, depender);
 
     // A target should not depend on itself.
     emitted.insert(depender->GetName());
@@ -245,8 +245,8 @@ void cmComputeTargetDepends::CollectTargetDepends(int depender_index)
       // Don't emit the same library twice for this target.
       if(emitted.insert(*lib).second)
         {
-        this->AddTargetDepend(depender_index, lib->c_str(), true);
-        this->AddInterfaceDepends(depender_index, lib->c_str(),
+        this->AddTargetDepend(depender_index, *lib, true);
+        this->AddInterfaceDepends(depender_index, *lib,
                                   true, emitted);
         }
       }
@@ -265,7 +265,7 @@ void cmComputeTargetDepends::CollectTargetDepends(int depender_index)
     // Don't emit the same utility twice for this target.
     if(emitted.insert(*util).second)
       {
-      this->AddTargetDepend(depender_index, util->c_str(), false);
+      this->AddTargetDepend(depender_index, *util, false);
       }
     }
   }
@@ -288,8 +288,8 @@ void cmComputeTargetDepends::AddInterfaceDepends(int depender_index,
       // Don't emit the same library twice for this target.
       if(emitted.insert(*lib).second)
         {
-        this->AddTargetDepend(depender_index, lib->c_str(), true);
-        this->AddInterfaceDepends(depender_index, lib->c_str(),
+        this->AddTargetDepend(depender_index, *lib, true);
+        this->AddInterfaceDepends(depender_index, *lib,
                                   true, emitted);
         }
       }
@@ -326,7 +326,7 @@ void cmComputeTargetDepends::AddInterfaceDepends(int depender_index,
       // A target should not depend on itself.
       emitted.insert(depender->GetName());
       this->AddInterfaceDepends(depender_index, dependee,
-                                it->c_str(), emitted);
+                                *it, emitted);
       }
     }
 }
diff --git a/Source/cmConfigureFileCommand.cxx b/Source/cmConfigureFileCommand.cxx
index f8ec642..395e6c8 100644
--- a/Source/cmConfigureFileCommand.cxx
+++ b/Source/cmConfigureFileCommand.cxx
@@ -38,7 +38,7 @@ bool cmConfigureFileCommand
     e << "input location\n"
       << "  " << this->InputFile << "\n"
       << "is a directory but a file was expected.";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
 
@@ -61,14 +61,14 @@ bool cmConfigureFileCommand
     {
     std::string e = "attempted to configure a file: " + this->OutputFile
       + " into a source directory.";
-    this->SetError(e.c_str());
+    this->SetError(e);
     cmSystemTools::SetFatalErrorOccured();
     return false;
     }
   std::string errorMessage;
   if (!this->NewLineStyle.ReadFromArguments(args, errorMessage))
     {
-    this->SetError(errorMessage.c_str());
+    this->SetError(errorMessage);
     return false;
     }
   this->CopyOnly = false;
diff --git a/Source/cmCoreTryCompile.cxx b/Source/cmCoreTryCompile.cxx
index ab7b024..3987283 100644
--- a/Source/cmCoreTryCompile.cxx
+++ b/Source/cmCoreTryCompile.cxx
@@ -307,13 +307,13 @@ int cmCoreTryCompile::TryCompileCode(std::vector<std::string> const& argv)
       std::string rulesOverrideBase = "CMAKE_USER_MAKE_RULES_OVERRIDE";
       std::string rulesOverrideLang = rulesOverrideBase + "_" + *li;
       if(const char* rulesOverridePath =
-         this->Makefile->GetDefinition(rulesOverrideLang.c_str()))
+         this->Makefile->GetDefinition(rulesOverrideLang))
         {
         fprintf(fout, "set(%s \"%s\")\n",
                 rulesOverrideLang.c_str(), rulesOverridePath);
         }
       else if(const char* rulesOverridePath2 =
-              this->Makefile->GetDefinition(rulesOverrideBase.c_str()))
+              this->Makefile->GetDefinition(rulesOverrideBase))
         {
         fprintf(fout, "set(%s \"%s\")\n",
                 rulesOverrideBase.c_str(), rulesOverridePath2);
@@ -325,7 +325,7 @@ int cmCoreTryCompile::TryCompileCode(std::vector<std::string> const& argv)
         li != testLangs.end(); ++li)
       {
       std::string langFlags = "CMAKE_" + *li + "_FLAGS";
-      const char* flags = this->Makefile->GetDefinition(langFlags.c_str());
+      const char* flags = this->Makefile->GetDefinition(langFlags);
       fprintf(fout, "set(CMAKE_%s_FLAGS %s)\n", li->c_str(),
               lg->EscapeForCMake(flags?flags:"").c_str());
       fprintf(fout, "set(CMAKE_%s_FLAGS \"${CMAKE_%s_FLAGS}"
@@ -484,7 +484,7 @@ int cmCoreTryCompile::TryCompileCode(std::vector<std::string> const& argv)
   std::string output;
   // actually do the try compile now that everything is setup
   int res = this->Makefile->TryCompile(sourceDirectory,
-                                       this->BinaryDirectory.c_str(),
+                                       this->BinaryDirectory,
                                        projectName,
                                        targetName,
                                        this->SrcFileSignature,
@@ -496,14 +496,14 @@ int cmCoreTryCompile::TryCompileCode(std::vector<std::string> const& argv)
     }
 
   // set the result var to the return value to indicate success or failure
-  this->Makefile->AddCacheDefinition(argv[0].c_str(),
+  this->Makefile->AddCacheDefinition(argv[0],
                                      (res == 0 ? "TRUE" : "FALSE"),
                                      "Result of TRY_COMPILE",
                                      cmCacheManager::INTERNAL);
 
   if ( outputVariable.size() > 0 )
     {
-    this->Makefile->AddDefinition(outputVariable.c_str(), output.c_str());
+    this->Makefile->AddDefinition(outputVariable, output.c_str());
     }
 
   if (this->SrcFileSignature)
@@ -540,7 +540,7 @@ int cmCoreTryCompile::TryCompileCode(std::vector<std::string> const& argv)
 
     if(!copyFileError.empty())
       {
-      this->Makefile->AddDefinition(copyFileError.c_str(),
+      this->Makefile->AddDefinition(copyFileError,
                                     copyFileErrorMessage.c_str());
       }
     }
diff --git a/Source/cmCreateTestSourceList.cxx b/Source/cmCreateTestSourceList.cxx
index de20cb7..02fb8cb 100644
--- a/Source/cmCreateTestSourceList.cxx
+++ b/Source/cmCreateTestSourceList.cxx
@@ -169,13 +169,13 @@ bool cmCreateTestSourceList
   // Construct the source list.
   std::string sourceListValue;
   {
-  cmSourceFile* sf = this->Makefile->GetOrCreateSource(driver.c_str());
+  cmSourceFile* sf = this->Makefile->GetOrCreateSource(driver);
   sf->SetProperty("ABSTRACT","0");
   sourceListValue = args[1];
   }
   for(i = testsBegin; i != tests.end(); ++i)
     {
-    cmSourceFile* sf = this->Makefile->GetOrCreateSource(i->c_str());
+    cmSourceFile* sf = this->Makefile->GetOrCreateSource(*i);
     sf->SetProperty("ABSTRACT","0");
     sourceListValue += ";";
     sourceListValue += *i;
diff --git a/Source/cmCustomCommandGenerator.cxx b/Source/cmCustomCommandGenerator.cxx
index d8a756d..b9cf777 100644
--- a/Source/cmCustomCommandGenerator.cxx
+++ b/Source/cmCustomCommandGenerator.cxx
@@ -63,11 +63,11 @@ cmCustomCommandGenerator
     cmd += " ";
     if(this->OldStyle)
       {
-      cmd += this->LG->EscapeForShellOldStyle(arg.c_str());
+      cmd += this->LG->EscapeForShellOldStyle(arg);
       }
     else
       {
-      cmd += this->LG->EscapeForShell(arg.c_str(), this->MakeVars);
+      cmd += this->LG->EscapeForShell(arg, this->MakeVars);
       }
     }
 }
diff --git a/Source/cmDefinePropertyCommand.cxx b/Source/cmDefinePropertyCommand.cxx
index 1ad98af..6b729de 100644
--- a/Source/cmDefinePropertyCommand.cxx
+++ b/Source/cmDefinePropertyCommand.cxx
@@ -58,7 +58,7 @@ bool cmDefinePropertyCommand
       << "Valid scopes are "
       << "GLOBAL, DIRECTORY, TARGET, SOURCE, "
       << "TEST, VARIABLE, CACHED_VARIABLE.";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
 
@@ -102,7 +102,7 @@ bool cmDefinePropertyCommand
       {
       cmOStringStream e;
       e << "given invalid argument \"" << args[i] << "\".";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     }
@@ -128,7 +128,7 @@ bool cmDefinePropertyCommand
 
   // Actually define the property.
   this->Makefile->GetCMakeInstance()->DefineProperty
-    (this->PropertyName.c_str(), scope,
+    (this->PropertyName, scope,
      this->BriefDocs.c_str(), this->FullDocs.c_str(), inherited);
 
   return true;
diff --git a/Source/cmDepends.cxx b/Source/cmDepends.cxx
index 51150f2..50a395e 100644
--- a/Source/cmDepends.cxx
+++ b/Source/cmDepends.cxx
@@ -47,7 +47,7 @@ bool cmDepends::Write(std::ostream &makeDepends,
   std::string srcLang = "CMAKE_DEPENDS_CHECK_";
   srcLang += this->Language;
   cmMakefile* mf = this->LocalGenerator->GetMakefile();
-  const char* srcStr = mf->GetSafeDefinition(srcLang.c_str());
+  const char* srcStr = mf->GetSafeDefinition(srcLang);
   std::vector<std::string> pairs;
   cmSystemTools::ExpandListArgument(srcStr, pairs);
 
@@ -61,7 +61,7 @@ bool cmDepends::Write(std::ostream &makeDepends,
     std::string obj = *si++;
 
     // Make sure the object file is relative to the top of the build tree.
-    obj = this->LocalGenerator->Convert(obj.c_str(),
+    obj = this->LocalGenerator->Convert(obj,
                                         cmLocalGenerator::HOME_OUTPUT,
                                         cmLocalGenerator::MAKEFILE);
     dependencies[obj].insert(src);
@@ -305,7 +305,7 @@ void cmDepends::SetIncludePathFromLanguage(const std::string& lang)
   includePathVar += lang;
   includePathVar += "_TARGET_INCLUDE_PATH";
   cmMakefile* mf = this->LocalGenerator->GetMakefile();
-  includePath = mf->GetDefinition(includePathVar.c_str());
+  includePath = mf->GetDefinition(includePathVar);
   if(includePath)
     {
     cmSystemTools::ExpandListArgument(includePath, this->IncludePath);
@@ -316,7 +316,7 @@ void cmDepends::SetIncludePathFromLanguage(const std::string& lang)
     includePathVar = "CMAKE_";
     includePathVar += lang;
     includePathVar += "_INCLUDE_PATH";
-    includePath = mf->GetDefinition(includePathVar.c_str());
+    includePath = mf->GetDefinition(includePathVar);
     if(includePath)
       {
       cmSystemTools::ExpandListArgument(includePath, this->IncludePath);
diff --git a/Source/cmDependsC.cxx b/Source/cmDependsC.cxx
index 57a66da..56ef6e2 100644
--- a/Source/cmDependsC.cxx
+++ b/Source/cmDependsC.cxx
@@ -54,14 +54,14 @@ cmDependsC::cmDependsC(cmLocalGenerator* lg,
   std::string scanRegexVar = "CMAKE_";
   scanRegexVar += lang;
   scanRegexVar += "_INCLUDE_REGEX_SCAN";
-  if(const char* sr = mf->GetDefinition(scanRegexVar.c_str()))
+  if(const char* sr = mf->GetDefinition(scanRegexVar))
     {
     scanRegex = sr;
     }
   std::string complainRegexVar = "CMAKE_";
   complainRegexVar += lang;
   complainRegexVar += "_INCLUDE_REGEX_COMPLAIN";
-  if(const char* cr = mf->GetDefinition(complainRegexVar.c_str()))
+  if(const char* cr = mf->GetDefinition(complainRegexVar))
     {
     complainRegex = cr;
     }
@@ -274,7 +274,7 @@ bool cmDependsC::WriteDependencies(const std::set<std::string>& sources,
       i != dependencies.end(); ++i)
     {
     makeDepends << obj << ": " <<
-      this->LocalGenerator->Convert(i->c_str(),
+      this->LocalGenerator->Convert(*i,
                                     cmLocalGenerator::HOME_OUTPUT,
                                     cmLocalGenerator::MAKEFILE)
                 << std::endl;
diff --git a/Source/cmDependsFortran.cxx b/Source/cmDependsFortran.cxx
index b3fbaa2..1d91b4a 100644
--- a/Source/cmDependsFortran.cxx
+++ b/Source/cmDependsFortran.cxx
@@ -292,15 +292,15 @@ bool cmDependsFortran::Finalize(std::ostream& makeDepends,
       stamp += ".mod.stamp";
       fcStream << "\n";
       fcStream << "  \"" <<
-        this->LocalGenerator->Convert(mod_lower.c_str(),
+        this->LocalGenerator->Convert(mod_lower,
                                       cmLocalGenerator::START_OUTPUT)
                << "\"\n";
       fcStream << "  \"" <<
-        this->LocalGenerator->Convert(mod_upper.c_str(),
+        this->LocalGenerator->Convert(mod_upper,
                                       cmLocalGenerator::START_OUTPUT)
                << "\"\n";
       fcStream << "  \"" <<
-        this->LocalGenerator->Convert(stamp.c_str(),
+        this->LocalGenerator->Convert(stamp,
                                       cmLocalGenerator::START_OUTPUT)
                << "\"\n";
       }
@@ -449,7 +449,7 @@ cmDependsFortran
       i != info.Includes.end(); ++i)
     {
     makeDepends << obj << ": " <<
-      this->LocalGenerator->Convert(i->c_str(),
+      this->LocalGenerator->Convert(*i,
                                     cmLocalGenerator::HOME_OUTPUT,
                                     cmLocalGenerator::MAKEFILE)
                 << std::endl;
@@ -480,7 +480,7 @@ cmDependsFortran
       proxy += "/";
       proxy += *i;
       proxy += ".mod.proxy";
-      proxy = this->LocalGenerator->Convert(proxy.c_str(),
+      proxy = this->LocalGenerator->Convert(proxy,
                                             cmLocalGenerator::HOME_OUTPUT,
                                             cmLocalGenerator::MAKEFILE);
 
@@ -497,7 +497,7 @@ cmDependsFortran
       {
       // This module is known.  Depend on its timestamp file.
       std::string stampFile =
-        this->LocalGenerator->Convert(required->second.c_str(),
+        this->LocalGenerator->Convert(required->second,
                                       cmLocalGenerator::HOME_OUTPUT,
                                       cmLocalGenerator::MAKEFILE);
       makeDepends << obj << ": " << stampFile << "\n";
@@ -510,7 +510,7 @@ cmDependsFortran
       if(this->FindModule(*i, module))
         {
         module =
-          this->LocalGenerator->Convert(module.c_str(),
+          this->LocalGenerator->Convert(module,
                                         cmLocalGenerator::HOME_OUTPUT,
                                         cmLocalGenerator::MAKEFILE);
         makeDepends << obj << ": " << module << "\n";
@@ -526,7 +526,7 @@ cmDependsFortran
     proxy += "/";
     proxy += *i;
     proxy += ".mod.proxy";
-    proxy = this->LocalGenerator->Convert(proxy.c_str(),
+    proxy = this->LocalGenerator->Convert(proxy,
                                           cmLocalGenerator::HOME_OUTPUT,
                                           cmLocalGenerator::MAKEFILE);
     makeDepends << proxy << ": " << obj << ".provides" << std::endl;
@@ -552,7 +552,7 @@ cmDependsFortran
       modFile += "/";
       modFile += *i;
       modFile =
-        this->LocalGenerator->Convert(modFile.c_str(),
+        this->LocalGenerator->Convert(modFile,
                                       cmLocalGenerator::HOME_OUTPUT,
                                       cmLocalGenerator::SHELL);
       std::string stampFile = stamp_dir;
@@ -560,7 +560,7 @@ cmDependsFortran
       stampFile += m;
       stampFile += ".mod.stamp";
       stampFile =
-        this->LocalGenerator->Convert(stampFile.c_str(),
+        this->LocalGenerator->Convert(stampFile,
                                       cmLocalGenerator::HOME_OUTPUT,
                                       cmLocalGenerator::SHELL);
       makeDepends << "\t$(CMAKE_COMMAND) -E cmake_copy_f90_mod "
@@ -582,7 +582,7 @@ cmDependsFortran
     // the target finishes building.
     std::string driver = this->TargetDirectory;
     driver += "/build";
-    driver = this->LocalGenerator->Convert(driver.c_str(),
+    driver = this->LocalGenerator->Convert(driver,
                                            cmLocalGenerator::HOME_OUTPUT,
                                            cmLocalGenerator::MAKEFILE);
     makeDepends << driver << ": " << obj << ".provides.build\n";
diff --git a/Source/cmDocumentation.cxx b/Source/cmDocumentation.cxx
index 96b5f04..a4bc83d 100644
--- a/Source/cmDocumentation.cxx
+++ b/Source/cmDocumentation.cxx
@@ -672,7 +672,7 @@ bool cmDocumentation::PrintFiles(std::ostream& os,
   for (std::vector<std::string>::const_iterator i = files.begin();
        i != files.end(); ++i)
     {
-    found = r.ProcessFile(i->c_str()) || found;
+    found = r.ProcessFile(*i) || found;
     }
   return found;
 }
diff --git a/Source/cmExecProgramCommand.cxx b/Source/cmExecProgramCommand.cxx
index 6c11345..9b59088 100644
--- a/Source/cmExecProgramCommand.cxx
+++ b/Source/cmExecProgramCommand.cxx
@@ -132,14 +132,14 @@ bool cmExecProgramCommand
       }
 
     std::string coutput = std::string(output, first, last-first+1);
-    this->Makefile->AddDefinition(output_variable.c_str(), coutput.c_str());
+    this->Makefile->AddDefinition(output_variable, coutput.c_str());
     }
 
   if ( return_variable.size() > 0 )
     {
     char buffer[100];
     sprintf(buffer, "%d", retVal);
-    this->Makefile->AddDefinition(return_variable.c_str(), buffer);
+    this->Makefile->AddDefinition(return_variable, buffer);
     }
 
   return true;
diff --git a/Source/cmExecuteProcessCommand.cxx b/Source/cmExecuteProcessCommand.cxx
index 994c170..40f70b8 100644
--- a/Source/cmExecuteProcessCommand.cxx
+++ b/Source/cmExecuteProcessCommand.cxx
@@ -191,7 +191,7 @@ bool cmExecuteProcessCommand
       {
       cmOStringStream e;
       e << " given unknown argument \"" << args[i] << "\".";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     }
@@ -200,7 +200,7 @@ bool cmExecuteProcessCommand
     {
     std::string e = "attempted to output into a file: " + output_file
       + " into a source directory.";
-    this->SetError(e.c_str());
+    this->SetError(e);
     cmSystemTools::SetFatalErrorOccured();
     return false;
     }
@@ -326,12 +326,12 @@ bool cmExecuteProcessCommand
   // Store the output obtained.
   if(!output_variable.empty() && tempOutput.size())
     {
-    this->Makefile->AddDefinition(output_variable.c_str(),
+    this->Makefile->AddDefinition(output_variable,
                                   &*tempOutput.begin());
     }
   if(!merge_output && !error_variable.empty() && tempError.size())
     {
-    this->Makefile->AddDefinition(error_variable.c_str(),
+    this->Makefile->AddDefinition(error_variable,
                                   &*tempError.begin());
     }
 
@@ -345,19 +345,19 @@ bool cmExecuteProcessCommand
         int v = cmsysProcess_GetExitValue(cp);
         char buf[100];
         sprintf(buf, "%d", v);
-        this->Makefile->AddDefinition(result_variable.c_str(), buf);
+        this->Makefile->AddDefinition(result_variable, buf);
         }
         break;
       case cmsysProcess_State_Exception:
-        this->Makefile->AddDefinition(result_variable.c_str(),
+        this->Makefile->AddDefinition(result_variable,
                                   cmsysProcess_GetExceptionString(cp));
         break;
       case cmsysProcess_State_Error:
-        this->Makefile->AddDefinition(result_variable.c_str(),
+        this->Makefile->AddDefinition(result_variable,
                                   cmsysProcess_GetErrorString(cp));
         break;
       case cmsysProcess_State_Expired:
-        this->Makefile->AddDefinition(result_variable.c_str(),
+        this->Makefile->AddDefinition(result_variable,
                                   "Process terminated due to timeout");
         break;
       }
diff --git a/Source/cmExportBuildFileGenerator.cxx b/Source/cmExportBuildFileGenerator.cxx
index f991f45..e79206d 100644
--- a/Source/cmExportBuildFileGenerator.cxx
+++ b/Source/cmExportBuildFileGenerator.cxx
@@ -47,7 +47,7 @@ bool cmExportBuildFileGenerator::GenerateMainFile(std::ostream& os)
       cmOStringStream e;
       e << "given target \"" << te->GetName() << "\" more than once.";
       this->Makefile->GetCMakeInstance()
-          ->IssueMessage(cmake::FATAL_ERROR, e.str().c_str(), this->Backtrace);
+          ->IssueMessage(cmake::FATAL_ERROR, e.str(), this->Backtrace);
       return false;
       }
     if (te->GetType() == cmTarget::INTERFACE_LIBRARY)
@@ -106,7 +106,7 @@ bool cmExportBuildFileGenerator::GenerateMainFile(std::ostream& os)
         ci = this->Configurations.begin();
       ci != this->Configurations.end(); ++ci)
     {
-    this->GenerateImportConfig(os, ci->c_str(), missingTargets);
+    this->GenerateImportConfig(os, *ci, missingTargets);
     }
 
   this->GenerateMissingTargetsCheckCode(os, missingTargets);
@@ -315,7 +315,7 @@ cmExportBuildFileGenerator
     << "consider using the APPEND option with multiple separate calls.";
 
   this->Makefile->GetCMakeInstance()
-      ->IssueMessage(cmake::FATAL_ERROR, e.str().c_str(), this->Backtrace);
+      ->IssueMessage(cmake::FATAL_ERROR, e.str(), this->Backtrace);
 }
 
 std::string
@@ -328,7 +328,7 @@ cmExportBuildFileGenerator::InstallNameDir(cmTarget* target,
   if(mf->IsOn("CMAKE_PLATFORM_HAS_INSTALLNAME"))
     {
     install_name_dir =
-      target->GetInstallNameDirForBuildTree(config.c_str());
+      target->GetInstallNameDirForBuildTree(config);
     }
 
   return install_name_dir;
diff --git a/Source/cmExportCommand.cxx b/Source/cmExportCommand.cxx
index bda8dda..dcb77ba 100644
--- a/Source/cmExportCommand.cxx
+++ b/Source/cmExportCommand.cxx
@@ -92,7 +92,7 @@ bool cmExportCommand
       cmOStringStream e;
       e << "FILE option given filename \"" << this->Filename.GetString()
         << "\" which does not have an extension of \".cmake\".\n";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     fname = this->Filename.GetString();
@@ -106,7 +106,7 @@ bool cmExportCommand
       cmOStringStream e;
       e << "FILE option given filename \"" << fname
         << "\" which is in the source tree.\n";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     }
@@ -128,7 +128,7 @@ bool cmExportCommand
       {
       cmOStringStream e;
       e << "EXPORT signature does not recognise the APPEND option.";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
 
@@ -137,7 +137,7 @@ bool cmExportCommand
       cmOStringStream e;
       e << "EXPORT signature does not recognise the "
         "EXPORT_LINK_INTERFACE_LIBRARIES option.";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
 
@@ -147,7 +147,7 @@ bool cmExportCommand
       {
       cmOStringStream e;
       e << "Export set \"" << setName << "\" not found.";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     this->ExportSet = setMap[setName];
@@ -164,18 +164,18 @@ bool cmExportCommand
         cmOStringStream e;
         e << "given ALIAS target \"" << *currentTarget
           << "\" which may not be exported.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
 
-      if(cmTarget* target = gg->FindTarget(currentTarget->c_str()))
+      if(cmTarget* target = gg->FindTarget(*currentTarget))
         {
         if(target->GetType() == cmTarget::OBJECT_LIBRARY)
           {
           cmOStringStream e;
           e << "given OBJECT library \"" << *currentTarget
             << "\" which may not be exported.";
-          this->SetError(e.str().c_str());
+          this->SetError(e.str());
           return false;
           }
         }
@@ -184,7 +184,7 @@ bool cmExportCommand
         cmOStringStream e;
         e << "given target \"" << *currentTarget
           << "\" which is not built by this project.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
       targets.push_back(*currentTarget);
@@ -229,7 +229,7 @@ bool cmExportCommand
           ci = configurationTypes.begin();
         ci != configurationTypes.end(); ++ci)
       {
-      ebfg->AddConfiguration(ci->c_str());
+      ebfg->AddConfiguration(*ci);
       }
     }
   else
@@ -266,7 +266,7 @@ bool cmExportCommand::HandlePackage(std::vector<std::string> const& args)
       {
       cmOStringStream e;
       e << "PACKAGE given unknown argument: " << args[i];
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     }
@@ -284,7 +284,7 @@ bool cmExportCommand::HandlePackage(std::vector<std::string> const& args)
     cmOStringStream e;
     e << "PACKAGE given invalid package name \"" << package << "\".  "
       << "Package names must match \"" << packageExpr << "\".";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
 
diff --git a/Source/cmExportFileGenerator.cxx b/Source/cmExportFileGenerator.cxx
index 3c3c6df..b38c48b 100644
--- a/Source/cmExportFileGenerator.cxx
+++ b/Source/cmExportFileGenerator.cxx
@@ -275,7 +275,7 @@ static bool checkInterfaceDirs(const std::string &prepro,
       e << "Target \"" << target->GetName() << "\" "
            "INTERFACE_INCLUDE_DIRECTORIES property contains relative path:\n"
            "  \"" << *li << "\"";
-      target->GetMakefile()->IssueMessage(messageType, e.str().c_str());
+      target->GetMakefile()->IssueMessage(messageType, e.str());
       }
     if (isSubDirectory(li->c_str(), installDir))
       {
@@ -286,7 +286,7 @@ static bool checkInterfaceDirs(const std::string &prepro,
       e << "Target \"" << target->GetName() << "\" "
            "INTERFACE_INCLUDE_DIRECTORIES property contains path:\n"
            "  \"" << *li << "\"\nwhich is prefixed in the build directory.";
-      target->GetMakefile()->IssueMessage(messageType, e.str().c_str());
+      target->GetMakefile()->IssueMessage(messageType, e.str());
       }
     if (!inSourceBuild)
       {
@@ -295,7 +295,7 @@ static bool checkInterfaceDirs(const std::string &prepro,
         e << "Target \"" << target->GetName() << "\" "
             "INTERFACE_INCLUDE_DIRECTORIES property contains path:\n"
             "  \"" << *li << "\"\nwhich is prefixed in the source directory.";
-        target->GetMakefile()->IssueMessage(messageType, e.str().c_str());
+        target->GetMakefile()->IssueMessage(messageType, e.str());
         }
       }
     }
@@ -498,14 +498,14 @@ void cmExportFileGenerator::PopulateCompatibleInterfaceProperties(
     for (std::vector<std::string>::const_iterator ci = configNames.begin();
       ci != configNames.end(); ++ci)
       {
-      getCompatibleInterfaceProperties(target, ifaceProperties, ci->c_str());
+      getCompatibleInterfaceProperties(target, ifaceProperties, *ci);
       }
     }
 
   for (std::set<std::string>::const_iterator it = ifaceProperties.begin();
     it != ifaceProperties.end(); ++it)
     {
-    this->PopulateInterfaceProperty(("INTERFACE_" + *it).c_str(),
+    this->PopulateInterfaceProperty("INTERFACE_" + *it,
                                     target, properties);
     }
 }
@@ -712,7 +712,7 @@ cmExportFileGenerator
   const char *propContent;
 
   if (const char *prop_suffixed = target->GetProperty(
-                    ("LINK_INTERFACE_LIBRARIES" + suffix).c_str()))
+                    "LINK_INTERFACE_LIBRARIES" + suffix))
     {
     propContent = prop_suffixed;
     }
diff --git a/Source/cmExportInstallFileGenerator.cxx b/Source/cmExportInstallFileGenerator.cxx
index 5e7d5e4..3dc1f6c 100644
--- a/Source/cmExportInstallFileGenerator.cxx
+++ b/Source/cmExportInstallFileGenerator.cxx
@@ -211,7 +211,7 @@ bool cmExportInstallFileGenerator::GenerateMainFile(std::ostream& os)
           ci = this->Configurations.begin();
         ci != this->Configurations.end(); ++ci)
       {
-      if(!this->GenerateImportFileConfig(ci->c_str(), missingTargets))
+      if(!this->GenerateImportFileConfig(*ci, missingTargets))
         {
         result = false;
         }
diff --git a/Source/cmExportLibraryDependenciesCommand.cxx b/Source/cmExportLibraryDependenciesCommand.cxx
index b04b937..688d2eb 100644
--- a/Source/cmExportLibraryDependenciesCommand.cxx
+++ b/Source/cmExportLibraryDependenciesCommand.cxx
@@ -138,7 +138,7 @@ void cmExportLibraryDependenciesCommand::ConstFinalPass() const
             break;
           }
         std::string lib = li->first;
-        if(cmTarget* libtgt = global->FindTarget(lib.c_str()))
+        if(cmTarget* libtgt = global->FindTarget(lib))
           {
           // Handle simple output name changes.  This command is
           // deprecated so we do not support full target name
diff --git a/Source/cmExportTryCompileFileGenerator.cxx b/Source/cmExportTryCompileFileGenerator.cxx
index fe8c8ec..3350d7c 100644
--- a/Source/cmExportTryCompileFileGenerator.cxx
+++ b/Source/cmExportTryCompileFileGenerator.cxx
@@ -102,7 +102,7 @@ cmExportTryCompileFileGenerator::PopulateProperties(cmTarget const* target,
       {
       const std::string libs = i->second.GetValue();
 
-      std::string evalResult = this->FindTargets(i->first.c_str(),
+      std::string evalResult = this->FindTargets(i->first,
                                                  target, emitted);
 
       std::vector<std::string> depends;
@@ -129,7 +129,7 @@ cmExportTryCompileFileGenerator::InstallNameDir(cmTarget* target,
   if(mf->IsOn("CMAKE_PLATFORM_HAS_INSTALLNAME"))
     {
     install_name_dir =
-      target->GetInstallNameDirForBuildTree(config.c_str());
+      target->GetInstallNameDirForBuildTree(config);
     }
 
   return install_name_dir;
diff --git a/Source/cmExternalMakefileProjectGenerator.cxx b/Source/cmExternalMakefileProjectGenerator.cxx
index d89a1c8..9264671 100644
--- a/Source/cmExternalMakefileProjectGenerator.cxx
+++ b/Source/cmExternalMakefileProjectGenerator.cxx
@@ -60,7 +60,7 @@ std::string cmExternalMakefileProjectGenerator::GetGlobalGeneratorName(
        it != this->SupportedGlobalGenerators.end();
        ++it)
     {
-      if (this->CreateFullGeneratorName(it->c_str(), this->GetName())
+      if (this->CreateFullGeneratorName(*it, this->GetName())
                                                                 == currentName)
       {
         return *it;
diff --git a/Source/cmExtraCodeBlocksGenerator.cxx b/Source/cmExtraCodeBlocksGenerator.cxx
index 03f59c4..edb9c38 100644
--- a/Source/cmExtraCodeBlocksGenerator.cxx
+++ b/Source/cmExtraCodeBlocksGenerator.cxx
@@ -334,7 +334,7 @@ void cmExtraCodeBlocksGenerator
           if (strcmp(makefile->GetStartOutputDirectory(),
                      makefile->GetHomeOutputDirectory())==0)
             {
-            this->AppendTarget(fout, ti->first.c_str(), 0,
+            this->AppendTarget(fout, ti->first, 0,
                                make.c_str(), makefile, compiler.c_str());
             }
           }
@@ -350,7 +350,7 @@ void cmExtraCodeBlocksGenerator
             break;
             }
 
-          this->AppendTarget(fout, ti->first.c_str(), 0,
+          this->AppendTarget(fout, ti->first, 0,
                                  make.c_str(), makefile, compiler.c_str());
           break;
         case cmTarget::EXECUTABLE:
@@ -359,11 +359,11 @@ void cmExtraCodeBlocksGenerator
         case cmTarget::MODULE_LIBRARY:
         case cmTarget::OBJECT_LIBRARY:
           {
-          this->AppendTarget(fout, ti->first.c_str(), &ti->second,
+          this->AppendTarget(fout, ti->first, &ti->second,
                              make.c_str(), makefile, compiler.c_str());
           std::string fastTarget = ti->first;
           fastTarget += "/fast";
-          this->AppendTarget(fout, fastTarget.c_str(), &ti->second,
+          this->AppendTarget(fout, fastTarget, &ti->second,
                              make.c_str(), makefile, compiler.c_str());
           }
           break;
@@ -626,7 +626,7 @@ void cmExtraCodeBlocksGenerator::AppendTarget(cmGeneratedFileStream& fout,
     if (!systemIncludeDirs.empty())
       {
       std::vector<std::string> dirs;
-      cmSystemTools::ExpandListArgument(systemIncludeDirs.c_str(), dirs);
+      cmSystemTools::ExpandListArgument(systemIncludeDirs, dirs);
       for(std::vector<std::string>::const_iterator dirIt=dirs.begin();
           dirIt != dirs.end();
           ++dirIt)
@@ -640,7 +640,7 @@ void cmExtraCodeBlocksGenerator::AppendTarget(cmGeneratedFileStream& fout,
     if (!systemIncludeDirs.empty())
       {
       std::vector<std::string> dirs;
-      cmSystemTools::ExpandListArgument(systemIncludeDirs.c_str(), dirs);
+      cmSystemTools::ExpandListArgument(systemIncludeDirs, dirs);
       for(std::vector<std::string>::const_iterator dirIt=dirs.begin();
           dirIt != dirs.end();
           ++dirIt)
@@ -697,7 +697,7 @@ std::string cmExtraCodeBlocksGenerator::GetCBCompilerId(const cmMakefile* mf)
 
   std::string hostSystemName = mf->GetSafeDefinition("CMAKE_HOST_SYSTEM_NAME");
   std::string systemName = mf->GetSafeDefinition("CMAKE_SYSTEM_NAME");
-  std::string compilerId = mf->GetSafeDefinition(compilerIdVar.c_str());
+  std::string compilerId = mf->GetSafeDefinition(compilerIdVar);
   std::string compiler = "gcc";  // default to gcc
   if (compilerId == "MSVC")
     {
diff --git a/Source/cmExtraCodeLiteGenerator.cxx b/Source/cmExtraCodeLiteGenerator.cxx
index 5a9e125..da397b1 100644
--- a/Source/cmExtraCodeLiteGenerator.cxx
+++ b/Source/cmExtraCodeLiteGenerator.cxx
@@ -404,7 +404,7 @@ cmExtraCodeLiteGenerator::GetCodeLiteCompilerName(const cmMakefile* mf) const
     compilerIdVar = "CMAKE_C_COMPILER_ID";
     }
 
-  std::string compilerId = mf->GetSafeDefinition(compilerIdVar.c_str());
+  std::string compilerId = mf->GetSafeDefinition(compilerIdVar);
   std::string compiler = "gnu g++"; // default to g++
 
   // Since we need the compiler for parsing purposes only
diff --git a/Source/cmExtraEclipseCDT4Generator.cxx b/Source/cmExtraEclipseCDT4Generator.cxx
index 4aabc7e..d02e54d 100644
--- a/Source/cmExtraEclipseCDT4Generator.cxx
+++ b/Source/cmExtraEclipseCDT4Generator.cxx
@@ -205,7 +205,7 @@ void cmExtraEclipseCDT4Generator::AddEnvVar(cmGeneratedFileStream& fout,
   std::string cacheEntryName = "CMAKE_ECLIPSE_ENVVAR_";
   cacheEntryName += envVar;
   const char* cacheValue = mf->GetCacheManager()->GetCacheValue(
-                                                       cacheEntryName.c_str());
+                                                       cacheEntryName);
 
   // now we have both, decide which one to use
   std::string valueToUse;
@@ -219,7 +219,7 @@ void cmExtraEclipseCDT4Generator::AddEnvVar(cmGeneratedFileStream& fout,
     // The variable is in the env, but not in the cache. Use it and put it
     // in the cache
     valueToUse = envVarValue;
-    mf->AddCacheDefinition(cacheEntryName.c_str(), valueToUse.c_str(),
+    mf->AddCacheDefinition(cacheEntryName, valueToUse.c_str(),
                            cacheEntryName.c_str(), cmCacheManager::STRING,
                            true);
     mf->GetCacheManager()->SaveCache(mf->GetHomeOutputDirectory());
@@ -240,7 +240,7 @@ void cmExtraEclipseCDT4Generator::AddEnvVar(cmGeneratedFileStream& fout,
     if (valueToUse.find(envVarValue) == std::string::npos)
       {
       valueToUse = envVarValue;
-      mf->AddCacheDefinition(cacheEntryName.c_str(), valueToUse.c_str(),
+      mf->AddCacheDefinition(cacheEntryName, valueToUse.c_str(),
                              cacheEntryName.c_str(), cmCacheManager::STRING,
                              true);
       mf->GetCacheManager()->SaveCache(mf->GetHomeOutputDirectory());
@@ -981,7 +981,7 @@ void cmExtraEclipseCDT4Generator::CreateCProjectFile() const
     std::string systemIncludeDirs = mf->GetSafeDefinition(
                                 "CMAKE_EXTRA_GENERATOR_C_SYSTEM_INCLUDE_DIRS");
     std::vector<std::string> dirs;
-    cmSystemTools::ExpandListArgument(systemIncludeDirs.c_str(), dirs);
+    cmSystemTools::ExpandListArgument(systemIncludeDirs, dirs);
     this->AppendIncludeDirectories(fout, dirs, emmited);
     }
   compiler = mf->GetSafeDefinition("CMAKE_CXX_COMPILER");
@@ -990,7 +990,7 @@ void cmExtraEclipseCDT4Generator::CreateCProjectFile() const
     std::string systemIncludeDirs = mf->GetSafeDefinition(
                               "CMAKE_EXTRA_GENERATOR_CXX_SYSTEM_INCLUDE_DIRS");
     std::vector<std::string> dirs;
-    cmSystemTools::ExpandListArgument(systemIncludeDirs.c_str(), dirs);
+    cmSystemTools::ExpandListArgument(systemIncludeDirs, dirs);
     this->AppendIncludeDirectories(fout, dirs, emmited);
     }
 
diff --git a/Source/cmExtraSublimeTextGenerator.cxx b/Source/cmExtraSublimeTextGenerator.cxx
index f973a84..ec5ffc2 100644
--- a/Source/cmExtraSublimeTextGenerator.cxx
+++ b/Source/cmExtraSublimeTextGenerator.cxx
@@ -177,7 +177,7 @@ void cmExtraSublimeTextGenerator::
           if (strcmp(makefile->GetStartOutputDirectory(),
                      makefile->GetHomeOutputDirectory())==0)
             {
-            this->AppendTarget(fout, ti->first.c_str(), *lg, 0,
+            this->AppendTarget(fout, ti->first, *lg, 0,
                                make.c_str(), makefile, compiler.c_str(),
                                sourceFileFlags, false);
             }
@@ -194,7 +194,7 @@ void cmExtraSublimeTextGenerator::
             break;
             }
 
-          this->AppendTarget(fout, ti->first.c_str(), *lg, 0,
+          this->AppendTarget(fout, ti->first, *lg, 0,
                              make.c_str(), makefile, compiler.c_str(),
                              sourceFileFlags, false);
           break;
@@ -204,12 +204,12 @@ void cmExtraSublimeTextGenerator::
         case cmTarget::MODULE_LIBRARY:
         case cmTarget::OBJECT_LIBRARY:
           {
-          this->AppendTarget(fout, ti->first.c_str(), *lg, &ti->second,
+          this->AppendTarget(fout, ti->first, *lg, &ti->second,
                              make.c_str(), makefile, compiler.c_str(),
                              sourceFileFlags, false);
           std::string fastTarget = ti->first;
           fastTarget += "/fast";
-          this->AppendTarget(fout, fastTarget.c_str(), *lg, &ti->second,
+          this->AppendTarget(fout, fastTarget, *lg, &ti->second,
                              make.c_str(), makefile, compiler.c_str(),
                              sourceFileFlags, false);
           }
@@ -440,7 +440,7 @@ ComputeDefines(cmSourceFile *source, cmLocalGenerator* lg, cmTarget *target,
   {
   std::string defPropName = "COMPILE_DEFINITIONS_";
   defPropName += cmSystemTools::UpperCase(config);
-  lg->AppendDefines(defines, source->GetProperty(defPropName.c_str()));
+  lg->AppendDefines(defines, source->GetProperty(defPropName));
   }
 
   std::string definesString;
diff --git a/Source/cmFLTKWrapUICommand.cxx b/Source/cmFLTKWrapUICommand.cxx
index dd99c43..0a36b82 100644
--- a/Source/cmFLTKWrapUICommand.cxx
+++ b/Source/cmFLTKWrapUICommand.cxx
@@ -48,7 +48,7 @@ bool cmFLTKWrapUICommand
   for(std::vector<std::string>::iterator i = (newArgs.begin() + 1);
       i != newArgs.end(); i++)
     {
-    cmSourceFile *curr = this->Makefile->GetSource(i->c_str());
+    cmSourceFile *curr = this->Makefile->GetSource(*i);
     // if we should use the source GUI
     // to generate .cxx and .h files
     if (!curr || !curr->GetPropertyAsBool("WRAP_EXCLUDE"))
@@ -81,16 +81,16 @@ bool cmFLTKWrapUICommand
       std::string no_main_dependency = "";
       const char* no_comment = 0;
       const char* no_working_dir = 0;
-      this->Makefile->AddCustomCommandToOutput(cxxres.c_str(),
+      this->Makefile->AddCustomCommandToOutput(cxxres,
                                            depends, no_main_dependency,
                                            commandLines, no_comment,
                                            no_working_dir);
-      this->Makefile->AddCustomCommandToOutput(hname.c_str(),
+      this->Makefile->AddCustomCommandToOutput(hname,
                                            depends, no_main_dependency,
                                            commandLines, no_comment,
                                            no_working_dir);
 
-      cmSourceFile *sf = this->Makefile->GetSource(cxxres.c_str());
+      cmSourceFile *sf = this->Makefile->GetSource(cxxres);
       sf->AddDepend(hname.c_str());
       sf->AddDepend(origname.c_str());
       this->GeneratedSourcesClasses.push_back(sf);
@@ -110,7 +110,7 @@ bool cmFLTKWrapUICommand
     }
   std::string varName = this->Target;
   varName += "_FLTK_UI_SRCS";
-  this->Makefile->AddDefinition(varName.c_str(), sourceListValue.c_str());
+  this->Makefile->AddDefinition(varName, sourceListValue.c_str());
 
   return true;
 }
diff --git a/Source/cmFileCommand.cxx b/Source/cmFileCommand.cxx
index e79bc6c..9fabdc7 100644
--- a/Source/cmFileCommand.cxx
+++ b/Source/cmFileCommand.cxx
@@ -174,7 +174,7 @@ bool cmFileCommand
     }
 
   std::string e = "does not recognize sub-command "+subCommand;
-  this->SetError(e.c_str());
+  this->SetError(e);
   return false;
 }
 
@@ -205,7 +205,7 @@ bool cmFileCommand::HandleWriteCommand(std::vector<std::string> const& args,
     std::string e
       = "attempted to write a file: " + fileName +
       " into a source directory.";
-    this->SetError(e.c_str());
+    this->SetError(e);
     cmSystemTools::SetFatalErrorOccured();
     return false;
     }
@@ -235,7 +235,7 @@ bool cmFileCommand::HandleWriteCommand(std::vector<std::string> const& args,
     std::string error = "Internal CMake error when trying to open file: ";
     error += fileName.c_str();
     error += " for writing.";
-    this->SetError(error.c_str());
+    this->SetError(error);
     return false;
     }
   file << message;
@@ -295,7 +295,7 @@ bool cmFileCommand::HandleReadCommand(std::vector<std::string> const& args)
     std::string error = "Internal CMake error when trying to open file: ";
     error += fileName.c_str();
     error += " for reading.";
-    this->SetError(error.c_str());
+    this->SetError(error);
     return false;
     }
 
@@ -359,7 +359,7 @@ bool cmFileCommand::HandleReadCommand(std::vector<std::string> const& args)
         }
       }
     }
-  this->Makefile->AddDefinition(variable.c_str(), output.c_str());
+  this->Makefile->AddDefinition(variable, output.c_str());
   return true;
 }
 
@@ -371,23 +371,23 @@ bool cmFileCommand::HandleHashCommand(std::vector<std::string> const& args)
     {
     cmOStringStream e;
     e << args[0] << " requires a file name and output variable";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
 
   cmsys::auto_ptr<cmCryptoHash> hash(cmCryptoHash::New(args[0].c_str()));
   if(hash.get())
     {
-    std::string out = hash->HashFile(args[1].c_str());
+    std::string out = hash->HashFile(args[1]);
     if(!out.empty())
       {
-      this->Makefile->AddDefinition(args[2].c_str(), out.c_str());
+      this->Makefile->AddDefinition(args[2], out.c_str());
       return true;
       }
     cmOStringStream e;
     e << args[0] << " failed to read file \"" << args[1] << "\": "
       << cmSystemTools::GetLastSystemError();
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     }
   return false;
 #else
@@ -481,7 +481,7 @@ bool cmFileCommand::HandleStringsCommand(std::vector<std::string> const& args)
         cmOStringStream e;
         e << "STRINGS option LIMIT_INPUT value \""
           << args[i] << "\" is not an unsigned integer.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
       arg_mode = arg_none;
@@ -494,7 +494,7 @@ bool cmFileCommand::HandleStringsCommand(std::vector<std::string> const& args)
         cmOStringStream e;
         e << "STRINGS option LIMIT_OUTPUT value \""
           << args[i] << "\" is not an unsigned integer.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
       arg_mode = arg_none;
@@ -507,7 +507,7 @@ bool cmFileCommand::HandleStringsCommand(std::vector<std::string> const& args)
         cmOStringStream e;
         e << "STRINGS option LIMIT_COUNT value \""
           << args[i] << "\" is not an unsigned integer.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
       limit_count = count;
@@ -521,7 +521,7 @@ bool cmFileCommand::HandleStringsCommand(std::vector<std::string> const& args)
         cmOStringStream e;
         e << "STRINGS option LENGTH_MINIMUM value \""
           << args[i] << "\" is not an unsigned integer.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
       minlen = len;
@@ -535,7 +535,7 @@ bool cmFileCommand::HandleStringsCommand(std::vector<std::string> const& args)
         cmOStringStream e;
         e << "STRINGS option LENGTH_MAXIMUM value \""
           << args[i] << "\" is not an unsigned integer.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
       maxlen = len;
@@ -548,7 +548,7 @@ bool cmFileCommand::HandleStringsCommand(std::vector<std::string> const& args)
         cmOStringStream e;
         e << "STRINGS option REGEX value \""
           << args[i] << "\" could not be compiled.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
       have_regex = true;
@@ -559,7 +559,7 @@ bool cmFileCommand::HandleStringsCommand(std::vector<std::string> const& args)
       cmOStringStream e;
       e << "STRINGS given unknown argument \""
         << args[i] << "\"";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     }
@@ -586,7 +586,7 @@ bool cmFileCommand::HandleStringsCommand(std::vector<std::string> const& args)
     {
     cmOStringStream e;
     e << "STRINGS file \"" << fileName << "\" cannot be read.";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
 
@@ -709,7 +709,7 @@ bool cmFileCommand::HandleStringsCommand(std::vector<std::string> const& args)
     }
 
   // Save the output in a makefile variable.
-  this->Makefile->AddDefinition(outVar.c_str(), output.c_str());
+  this->Makefile->AddDefinition(outVar, output.c_str());
   return true;
 }
 
@@ -844,7 +844,7 @@ bool cmFileCommand::HandleGlobCommand(std::vector<std::string> const& args,
       }
     }
 
-  this->Makefile->AddDefinition(variable.c_str(), output.c_str());
+  this->Makefile->AddDefinition(variable, output.c_str());
   return true;
 }
 
@@ -873,14 +873,14 @@ bool cmFileCommand::HandleMakeDirectoryCommand(
       {
       std::string e = "attempted to create a directory: " + *cdir
         + " into a source directory.";
-      this->SetError(e.c_str());
+      this->SetError(e);
       cmSystemTools::SetFatalErrorOccured();
       return false;
       }
     if ( !cmSystemTools::MakeDirectory(cdir->c_str()) )
       {
       std::string error = "problem creating directory: " + *cdir;
-      this->SetError(error.c_str());
+      this->SetError(error);
       return false;
       }
     }
@@ -926,7 +926,7 @@ cmFileCommand::HandleDifferentCommand(std::vector<std::string> const& args)
       {
       cmOStringStream e;
       e << "DIFFERENT given unknown argument " << args[i];
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     }
@@ -1041,7 +1041,7 @@ protected:
       {
       cmOStringStream e;
       e << this->Name << " cannot set permissions on \"" << toFile << "\"";
-      this->FileCommand->SetError(e.str().c_str());
+      this->FileCommand->SetError(e.str());
       return false;
       }
     return true;
@@ -1065,7 +1065,7 @@ protected:
       {
       cmOStringStream e;
       e << this->Name << " given invalid permission \"" << arg << "\".";
-      this->FileCommand->SetError(e.str().c_str());
+      this->FileCommand->SetError(e.str());
       return false;
       }
     return true;
@@ -1092,7 +1092,7 @@ protected:
     // The input file does not exist and installation is not optional.
     cmOStringStream e;
     e << this->Name << " cannot find \"" << fromFile << "\".";
-    this->FileCommand->SetError(e.str().c_str());
+    this->FileCommand->SetError(e.str());
     return false;
     }
 
@@ -1125,14 +1125,14 @@ protected:
     {
     cmOStringStream e;
     e << "option " << arg << " may not appear before PATTERN or REGEX.";
-    this->FileCommand->SetError(e.str().c_str());
+    this->FileCommand->SetError(e.str());
     this->Doing = DoingError;
     }
   void NotAfterMatch(std::string const& arg)
     {
     cmOStringStream e;
     e << "option " << arg << " may not appear after PATTERN or REGEX.";
-    this->FileCommand->SetError(e.str().c_str());
+    this->FileCommand->SetError(e.str());
     this->Doing = DoingError;
     }
   virtual void DefaultFilePermissions()
@@ -1170,7 +1170,7 @@ bool cmFileCopier::Parse(std::vector<std::string> const& args)
       {
       cmOStringStream e;
       e << "called with unknown argument \"" << args[i] << "\".";
-      this->FileCommand->SetError(e.str().c_str());
+      this->FileCommand->SetError(e.str());
       return false;
       }
 
@@ -1186,7 +1186,7 @@ bool cmFileCopier::Parse(std::vector<std::string> const& args)
     {
     cmOStringStream e;
     e << this->Name << " given no DESTINATION";
-    this->FileCommand->SetError(e.str().c_str());
+    this->FileCommand->SetError(e.str());
     return false;
     }
 
@@ -1366,7 +1366,7 @@ bool cmFileCopier::CheckValue(std::string const& arg)
         {
         cmOStringStream e;
         e << "could not compile PATTERN \"" << arg << "\".";
-        this->FileCommand->SetError(e.str().c_str());
+        this->FileCommand->SetError(e.str());
         this->Doing = DoingError;
         }
       }
@@ -1382,7 +1382,7 @@ bool cmFileCopier::CheckValue(std::string const& arg)
         {
         cmOStringStream e;
         e << "could not compile REGEX \"" << arg << "\".";
-        this->FileCommand->SetError(e.str().c_str());
+        this->FileCommand->SetError(e.str());
         this->Doing = DoingError;
         }
       break;
@@ -1462,7 +1462,7 @@ bool cmFileCopier::Install(const char* fromFile, const char* toFile)
     {
     cmOStringStream e;
     e << "INSTALL encountered an empty string input file name.";
-    this->FileCommand->SetError(e.str().c_str());
+    this->FileCommand->SetError(e.str());
     return false;
     }
 
@@ -1504,7 +1504,7 @@ bool cmFileCopier::InstallSymlink(const char* fromFile, const char* toFile)
     cmOStringStream e;
     e << this->Name << " cannot read symlink \"" << fromFile
       << "\" to duplicate at \"" << toFile << "\".";
-    this->FileCommand->SetError(e.str().c_str());
+    this->FileCommand->SetError(e.str());
     return false;
     }
 
@@ -1537,7 +1537,7 @@ bool cmFileCopier::InstallSymlink(const char* fromFile, const char* toFile)
       cmOStringStream e;
       e << this->Name <<  " cannot duplicate symlink \"" << fromFile
         << "\" at \"" << toFile << "\".";
-      this->FileCommand->SetError(e.str().c_str());
+      this->FileCommand->SetError(e.str());
       return false;
       }
     }
@@ -1569,7 +1569,7 @@ bool cmFileCopier::InstallFile(const char* fromFile, const char* toFile,
     cmOStringStream e;
     e << this->Name << " cannot copy file \"" << fromFile
       << "\" to \"" << toFile << "\".";
-    this->FileCommand->SetError(e.str().c_str());
+    this->FileCommand->SetError(e.str());
     return false;
     }
 
@@ -1588,7 +1588,7 @@ bool cmFileCopier::InstallFile(const char* fromFile, const char* toFile,
       cmOStringStream e;
       e << this->Name << " cannot set modification time on \""
         << toFile << "\"";
-      this->FileCommand->SetError(e.str().c_str());
+      this->FileCommand->SetError(e.str());
       return false;
       }
     }
@@ -1619,7 +1619,7 @@ bool cmFileCopier::InstallDirectory(const char* source,
     cmOStringStream e;
     e << this->Name << " cannot make directory \"" << destination << "\": "
       << cmSystemTools::GetLastSystemError();
-    this->FileCommand->SetError(e.str().c_str());
+    this->FileCommand->SetError(e.str());
     return false;
     }
 
@@ -1910,7 +1910,7 @@ bool cmFileInstaller::CheckKeyword(std::string const& arg)
     e << "INSTALL called with old-style " << arg << " argument.  "
       << "This script was generated with an older version of CMake.  "
       << "Re-run this cmake version on your build tree.";
-    this->FileCommand->SetError(e.str().c_str());
+    this->FileCommand->SetError(e.str());
     this->Doing = DoingError;
     }
   else
@@ -1976,7 +1976,7 @@ bool cmFileInstaller
     {
     cmOStringStream e;
     e << "Option TYPE given unknown value \"" << stype << "\".";
-    this->FileCommand->SetError(e.str().c_str());
+    this->FileCommand->SetError(e.str());
     return false;
     }
   return true;
@@ -2047,7 +2047,7 @@ bool cmFileInstaller::HandleInstallDestination()
           "absolute path or remove DESTDIR environment variable."
           "\nDESTINATION=\n";
         message += destination;
-        this->FileCommand->SetError(message.c_str());
+        this->FileCommand->SetError(message);
         return false;
         }
       }
@@ -2061,7 +2061,7 @@ bool cmFileInstaller::HandleInstallDestination()
       {
       std::string errstring = "cannot create directory: " + destination +
           ". Maybe need administrative privileges.";
-      this->FileCommand->SetError(errstring.c_str());
+      this->FileCommand->SetError(errstring);
       return false;
       }
     }
@@ -2069,7 +2069,7 @@ bool cmFileInstaller::HandleInstallDestination()
     {
     std::string errstring = "INSTALL destination: " + destination +
         " is not a directory.";
-    this->FileCommand->SetError(errstring.c_str());
+    this->FileCommand->SetError(errstring);
     return false;
     }
   return true;
@@ -2118,7 +2118,7 @@ cmFileCommand::HandleRPathChangeCommand(std::vector<std::string> const& args)
       {
       cmOStringStream e;
       e << "RPATH_CHANGE given unknown argument " << args[i];
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     }
@@ -2141,7 +2141,7 @@ cmFileCommand::HandleRPathChangeCommand(std::vector<std::string> const& args)
     {
     cmOStringStream e;
     e << "RPATH_CHANGE given FILE \"" << file << "\" that does not exist.";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
   bool success = true;
@@ -2157,7 +2157,7 @@ cmFileCommand::HandleRPathChangeCommand(std::vector<std::string> const& args)
       << "to the file:\n"
       << "  " << file << "\n"
       << emsg;
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     success = false;
     }
   if(success)
@@ -2203,7 +2203,7 @@ cmFileCommand::HandleRPathRemoveCommand(std::vector<std::string> const& args)
       {
       cmOStringStream e;
       e << "RPATH_REMOVE given unknown argument " << args[i];
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     }
@@ -2216,7 +2216,7 @@ cmFileCommand::HandleRPathRemoveCommand(std::vector<std::string> const& args)
     {
     cmOStringStream e;
     e << "RPATH_REMOVE given FILE \"" << file << "\" that does not exist.";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
   bool success = true;
@@ -2230,7 +2230,7 @@ cmFileCommand::HandleRPathRemoveCommand(std::vector<std::string> const& args)
     e << "RPATH_REMOVE could not remove RPATH from file:\n"
       << "  " << file << "\n"
       << emsg;
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     success = false;
     }
   if(success)
@@ -2284,7 +2284,7 @@ cmFileCommand::HandleRPathCheckCommand(std::vector<std::string> const& args)
       {
       cmOStringStream e;
       e << "RPATH_CHECK given unknown argument " << args[i];
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     }
@@ -2337,7 +2337,7 @@ bool cmFileCommand::HandleRelativePathCommand(
     std::string errstring =
       "RELATIVE_PATH must be passed a full path to the directory: "
       + directoryName;
-    this->SetError(errstring.c_str());
+    this->SetError(errstring);
     return false;
     }
   if(!cmSystemTools::FileIsFullPath(fileName.c_str()))
@@ -2345,13 +2345,13 @@ bool cmFileCommand::HandleRelativePathCommand(
     std::string errstring =
       "RELATIVE_PATH must be passed a full path to the file: "
       + fileName;
-    this->SetError(errstring.c_str());
+    this->SetError(errstring);
     return false;
     }
 
   std::string res = cmSystemTools::RelativePath(directoryName.c_str(),
                                                 fileName.c_str());
-  this->Makefile->AddDefinition(outVar.c_str(),
+  this->Makefile->AddDefinition(outVar,
     res.c_str());
   return true;
 }
@@ -2389,7 +2389,7 @@ bool cmFileCommand::HandleRename(std::vector<std::string> const& args)
       << "to\n"
       << "  " << newname << "\n"
       << "because: " << err << "\n";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
   return true;
@@ -2649,7 +2649,7 @@ namespace {
     {                                     \
     std::string e(errstr);                \
     e += ::curl_easy_strerror(result);    \
-    this->SetError(e.c_str());            \
+    this->SetError(e);            \
     return false;                         \
     }
 
@@ -2785,7 +2785,7 @@ cmFileCommand::HandleDownloadCommand(std::vector<std::string> const& args)
         std::string err =
           "DOWNLOAD EXPECTED_HASH expects ALGO=value but got: ";
         err += *i;
-        this->SetError(err.c_str());
+        this->SetError(err);
         return false;
         }
       std::string algo = i->substr(0, pos);
@@ -2795,7 +2795,7 @@ cmFileCommand::HandleDownloadCommand(std::vector<std::string> const& args)
         {
         std::string err = "DOWNLOAD EXPECTED_HASH given unknown ALGO: ";
         err += algo;
-        this->SetError(err.c_str());
+        this->SetError(err);
         return false;
         }
       hashMatchMSG = algo + " hash";
@@ -2809,7 +2809,7 @@ cmFileCommand::HandleDownloadCommand(std::vector<std::string> const& args)
   if(cmSystemTools::FileExists(file.c_str()) && hash.get())
     {
     std::string msg;
-    std::string actualHash = hash->HashFile(file.c_str());
+    std::string actualHash = hash->HashFile(file);
     if(actualHash == expectedHash)
       {
       msg = "returning early; file already exists with expected ";
@@ -2819,7 +2819,7 @@ cmFileCommand::HandleDownloadCommand(std::vector<std::string> const& args)
         {
         cmOStringStream result;
         result << (int)0 << ";\"" << msg;
-        this->Makefile->AddDefinition(statusVar.c_str(),
+        this->Makefile->AddDefinition(statusVar,
                                       result.str().c_str());
         }
       return true;
@@ -2828,14 +2828,14 @@ cmFileCommand::HandleDownloadCommand(std::vector<std::string> const& args)
   // Make sure parent directory exists so we can write to the file
   // as we receive downloaded bits from curl...
   //
-  std::string dir = cmSystemTools::GetFilenamePath(file.c_str());
+  std::string dir = cmSystemTools::GetFilenamePath(file);
   if(!cmSystemTools::FileExists(dir.c_str()) &&
      !cmSystemTools::MakeDirectory(dir.c_str()))
     {
     std::string errstring = "DOWNLOAD error: cannot create directory '"
       + dir + "' - Specify file by full path name and verify that you "
       "have directory creation and file write privileges.";
-    this->SetError(errstring.c_str());
+    this->SetError(errstring);
     return false;
     }
 
@@ -2954,7 +2954,7 @@ cmFileCommand::HandleDownloadCommand(std::vector<std::string> const& args)
     {
     cmOStringStream result;
     result << (int)res << ";\"" << ::curl_easy_strerror(res) << "\"";
-    this->Makefile->AddDefinition(statusVar.c_str(),
+    this->Makefile->AddDefinition(statusVar,
                                   result.str().c_str());
     }
 
@@ -2969,7 +2969,7 @@ cmFileCommand::HandleDownloadCommand(std::vector<std::string> const& args)
   //
   if (hash.get())
     {
-    std::string actualHash = hash->HashFile(file.c_str());
+    std::string actualHash = hash->HashFile(file);
     if (actualHash.size() == 0)
       {
       this->SetError("DOWNLOAD cannot compute hash on downloaded file");
@@ -2986,7 +2986,7 @@ cmFileCommand::HandleDownloadCommand(std::vector<std::string> const& args)
         << "           status: [" << (int)res << ";\""
           << ::curl_easy_strerror(res) << "\"]" << std::endl
         ;
-      this->SetError(oss.str().c_str());
+      this->SetError(oss.str());
       return false;
       }
     }
@@ -3000,12 +3000,12 @@ cmFileCommand::HandleDownloadCommand(std::vector<std::string> const& args)
 
       if(verboseLog.size())
         {
-        this->Makefile->AddDefinition(verboseLog.c_str(),
+        this->Makefile->AddDefinition(verboseLog,
                                       &*chunkDebug.begin());
         }
       }
 
-    this->Makefile->AddDefinition(verboseLog.c_str(),
+    this->Makefile->AddDefinition(verboseLog,
                                   &*chunkDebug.begin());
     }
 
@@ -3102,7 +3102,7 @@ cmFileCommand::HandleUploadCommand(std::vector<std::string> const& args)
     {
     std::string errStr = "UPLOAD cannot open file '";
     errStr += filename + "' for reading.";
-    this->SetError(errStr.c_str());
+    this->SetError(errStr);
     return false;
     }
 
@@ -3111,7 +3111,7 @@ cmFileCommand::HandleUploadCommand(std::vector<std::string> const& args)
     {
     std::string errStr = "UPLOAD cannot stat file '";
     errStr += filename + "'.";
-    this->SetError(errStr.c_str());
+    this->SetError(errStr);
     fclose(fin);
     return false;
     }
@@ -3217,7 +3217,7 @@ cmFileCommand::HandleUploadCommand(std::vector<std::string> const& args)
     {
     cmOStringStream result;
     result << (int)res << ";\"" << ::curl_easy_strerror(res) << "\"";
-    this->Makefile->AddDefinition(statusVar.c_str(),
+    this->Makefile->AddDefinition(statusVar,
                                   result.str().c_str());
     }
 
@@ -3246,7 +3246,7 @@ cmFileCommand::HandleUploadCommand(std::vector<std::string> const& args)
       log += "\n";
       }
 
-    this->Makefile->AddDefinition(logVar.c_str(), log.c_str());
+    this->Makefile->AddDefinition(logVar, log.c_str());
     }
 
   return true;
@@ -3368,7 +3368,7 @@ bool cmFileCommand::HandleTimestampCommand(
       {
       std::string e = " TIMESTAMP sub-command does not recognize option " +
           args[argsIndex] + ".";
-      this->SetError(e.c_str());
+      this->SetError(e);
       return false;
       }
     }
@@ -3376,7 +3376,7 @@ bool cmFileCommand::HandleTimestampCommand(
   cmTimestamp timestamp;
   std::string result = timestamp.FileModificationTime(
     filename.c_str(), formatString, utcFlag);
-  this->Makefile->AddDefinition(outputVariable.c_str(), result.c_str());
+  this->Makefile->AddDefinition(outputVariable, result.c_str());
 
   return true;
 }
diff --git a/Source/cmFindBase.cxx b/Source/cmFindBase.cxx
index 86fd54b..e4e819a 100644
--- a/Source/cmFindBase.cxx
+++ b/Source/cmFindBase.cxx
@@ -237,7 +237,7 @@ void cmFindBase::AddPrefixPaths(std::vector<std::string> const& in_paths,
   for(std::vector<std::string>::const_iterator it = in_paths.begin();
       it != in_paths.end(); ++it)
     {
-    std::string dir = it->c_str();
+    std::string dir = *it;
     if(!subdir.empty() && !dir.empty() && dir[dir.size()-1] != '/')
       {
       dir += "/";
@@ -323,7 +323,7 @@ void cmFindBase::AddCMakeVariablePath()
     var += this->CMakePathName;
     var += "_PATH";
     this->AddCMakePrefixPath("CMAKE_PREFIX_PATH");
-    this->AddCMakePath(var.c_str());
+    this->AddCMakePath(var);
 
     if(this->CMakePathName == "PROGRAM")
       {
@@ -360,7 +360,7 @@ void cmFindBase::AddCMakeSystemVariablePath()
     var += this->CMakePathName;
     var += "_PATH";
     this->AddCMakePrefixPath("CMAKE_SYSTEM_PREFIX_PATH");
-    this->AddCMakePath(var.c_str());
+    this->AddCMakePath(var);
 
     if(this->CMakePathName == "PROGRAM")
       {
@@ -466,7 +466,7 @@ void cmFindBase::PrintFindStuff()
 bool cmFindBase::CheckForVariableInCache()
 {
   if(const char* cacheValue =
-     this->Makefile->GetDefinition(this->VariableName.c_str()))
+     this->Makefile->GetDefinition(this->VariableName))
     {
     cmCacheManager::CacheIterator it =
       this->Makefile->GetCacheManager()->
diff --git a/Source/cmFindCommon.cxx b/Source/cmFindCommon.cxx
index bd75e10..10241f2 100644
--- a/Source/cmFindCommon.cxx
+++ b/Source/cmFindCommon.cxx
@@ -51,7 +51,7 @@ void cmFindCommon::SelectDefaultRootPathMode()
   std::string findRootPathVar = "CMAKE_FIND_ROOT_PATH_MODE_";
   findRootPathVar += this->CMakePathName;
   std::string rootPathMode =
-    this->Makefile->GetSafeDefinition(findRootPathVar.c_str());
+    this->Makefile->GetSafeDefinition(findRootPathVar);
   if (rootPathMode=="NEVER")
     {
     this->FindRootPathMode = RootPathModeNoRootPath;
@@ -361,7 +361,7 @@ void cmFindCommon::AddUserPath(std::string const& p,
   // Expand using the view of the target application.
   std::string expanded = p;
   cmSystemTools::ExpandRegistryValues(expanded, view);
-  cmSystemTools::GlobDirs(expanded.c_str(), paths);
+  cmSystemTools::GlobDirs(expanded, paths);
 
   // Executables can be either 32-bit or 64-bit, so expand using the
   // alternative view.
@@ -369,7 +369,7 @@ void cmFindCommon::AddUserPath(std::string const& p,
     {
     expanded = p;
     cmSystemTools::ExpandRegistryValues(expanded, other_view);
-    cmSystemTools::GlobDirs(expanded.c_str(), paths);
+    cmSystemTools::GlobDirs(expanded, paths);
     }
 }
 
@@ -433,7 +433,7 @@ void cmFindCommon::AddPathInternal(std::string const& in_path,
   // Insert the path if has not already been emitted.
   if(this->SearchPathsEmitted.insert(fullPath).second)
     {
-    this->SearchPaths.push_back(fullPath.c_str());
+    this->SearchPaths.push_back(fullPath);
     }
 }
 
diff --git a/Source/cmFindLibraryCommand.cxx b/Source/cmFindLibraryCommand.cxx
index 9345d15..fe5e45f 100644
--- a/Source/cmFindLibraryCommand.cxx
+++ b/Source/cmFindLibraryCommand.cxx
@@ -37,7 +37,7 @@ bool cmFindLibraryCommand
     // value.
     if(this->AlreadyInCacheWithoutMetaInfo)
       {
-      this->Makefile->AddCacheDefinition(this->VariableName.c_str(), "",
+      this->Makefile->AddCacheDefinition(this->VariableName, "",
                                          this->VariableDocumentation.c_str(),
                                          cmCacheManager::FILEPATH);
       }
@@ -69,14 +69,14 @@ bool cmFindLibraryCommand
   if(library != "")
     {
     // Save the value in the cache
-    this->Makefile->AddCacheDefinition(this->VariableName.c_str(),
+    this->Makefile->AddCacheDefinition(this->VariableName,
                                        library.c_str(),
                                        this->VariableDocumentation.c_str(),
                                        cmCacheManager::FILEPATH);
     return true;
     }
   std::string notfound = this->VariableName + "-NOTFOUND";
-  this->Makefile->AddCacheDefinition(this->VariableName.c_str(),
+  this->Makefile->AddCacheDefinition(this->VariableName,
                                      notfound.c_str(),
                                      this->VariableDocumentation.c_str(),
                                      cmCacheManager::FILEPATH);
diff --git a/Source/cmFindPackageCommand.cxx b/Source/cmFindPackageCommand.cxx
index 7a4e7f4..1d4e30c 100644
--- a/Source/cmFindPackageCommand.cxx
+++ b/Source/cmFindPackageCommand.cxx
@@ -223,7 +223,7 @@ bool cmFindPackageCommand
         }
 
       std::string req_var = this->Name + "_FIND_REQUIRED_" + args[i];
-      this->AddFindDefinition(req_var.c_str(), isRequired);
+      this->AddFindDefinition(req_var, isRequired);
 
       // Append to the list of required components.
       components += components_sep;
@@ -255,7 +255,7 @@ bool cmFindPackageCommand
         e << "given CONFIGS option followed by invalid file name \""
           << args[i] << "\".  The names given must be file names without "
           << "a path and with a \".cmake\" extension.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
       this->Configs.push_back(args[i]);
@@ -269,7 +269,7 @@ bool cmFindPackageCommand
       {
       cmOStringStream e;
       e << "called with invalid argument \"" << args[i].c_str() << "\"";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     }
@@ -286,7 +286,7 @@ bool cmFindPackageCommand
       {
       e << "  " << doubledComponents[i] << "\n";
       }
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
 
@@ -309,7 +309,7 @@ bool cmFindPackageCommand
       e << "  " << args[*si] << "\n";
       }
     e << "The options are incompatible.";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
 
@@ -327,7 +327,7 @@ bool cmFindPackageCommand
     // another find_package(<name>) call.
     std::string mod = this->Name;
     mod += "_FIND_MODULE";
-    if(this->Makefile->IsOn(mod.c_str()))
+    if(this->Makefile->IsOn(mod))
       {
       if(this->Version.empty())
         {
@@ -335,17 +335,17 @@ bool cmFindPackageCommand
         // Requested version string.
         std::string ver = this->Name;
         ver += "_FIND_VERSION";
-        this->Version = this->Makefile->GetSafeDefinition(ver.c_str());
+        this->Version = this->Makefile->GetSafeDefinition(ver);
 
         // Whether an exact version is required.
         std::string exact = this->Name;
         exact += "_FIND_VERSION_EXACT";
-        this->VersionExact = this->Makefile->IsOn(exact.c_str());
+        this->VersionExact = this->Makefile->IsOn(exact);
         }
       if(components.empty())
         {
         std::string components_var = this->Name + "_FIND_COMPONENTS";
-        components = this->Makefile->GetSafeDefinition(components_var.c_str());
+        components = this->Makefile->GetSafeDefinition(components_var);
         }
       }
     }
@@ -373,7 +373,7 @@ bool cmFindPackageCommand
 
   std::string disableFindPackageVar = "CMAKE_DISABLE_FIND_PACKAGE_";
   disableFindPackageVar += this->Name;
-  if(this->Makefile->IsOn(disableFindPackageVar.c_str()))
+  if(this->Makefile->IsOn(disableFindPackageVar))
     {
     if (this->Required)
       {
@@ -381,7 +381,7 @@ bool cmFindPackageCommand
       e << "for module " << this->Name << " called with REQUIRED, but "
         << disableFindPackageVar
         << " is enabled. A REQUIRED package cannot be disabled.";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
 
@@ -488,7 +488,7 @@ void cmFindPackageCommand::SetModuleVariables(const std::string& components)
 
   // Store the list of components.
   std::string components_var = this->Name + "_FIND_COMPONENTS";
-  this->AddFindDefinition(components_var.c_str(), components.c_str());
+  this->AddFindDefinition(components_var, components.c_str());
 
   if(this->Quiet)
     {
@@ -496,7 +496,7 @@ void cmFindPackageCommand::SetModuleVariables(const std::string& components)
     // quietly.
     std::string quietly = this->Name;
     quietly += "_FIND_QUIETLY";
-    this->AddFindDefinition(quietly.c_str(), "1");
+    this->AddFindDefinition(quietly, "1");
     }
 
   if(this->Required)
@@ -505,7 +505,7 @@ void cmFindPackageCommand::SetModuleVariables(const std::string& components)
     // a fatal error if the package is not found.
     std::string req = this->Name;
     req += "_FIND_REQUIRED";
-    this->AddFindDefinition(req.c_str(), "1");
+    this->AddFindDefinition(req, "1");
     }
 
   if(!this->Version.empty())
@@ -514,23 +514,23 @@ void cmFindPackageCommand::SetModuleVariables(const std::string& components)
     // package has been requested.
     std::string ver = this->Name;
     ver += "_FIND_VERSION";
-    this->AddFindDefinition(ver.c_str(), this->Version.c_str());
+    this->AddFindDefinition(ver, this->Version.c_str());
     char buf[64];
     sprintf(buf, "%u", this->VersionMajor);
-    this->AddFindDefinition((ver+"_MAJOR").c_str(), buf);
+    this->AddFindDefinition(ver+"_MAJOR", buf);
     sprintf(buf, "%u", this->VersionMinor);
-    this->AddFindDefinition((ver+"_MINOR").c_str(), buf);
+    this->AddFindDefinition(ver+"_MINOR", buf);
     sprintf(buf, "%u", this->VersionPatch);
-    this->AddFindDefinition((ver+"_PATCH").c_str(), buf);
+    this->AddFindDefinition(ver+"_PATCH", buf);
     sprintf(buf, "%u", this->VersionTweak);
-    this->AddFindDefinition((ver+"_TWEAK").c_str(), buf);
+    this->AddFindDefinition(ver+"_TWEAK", buf);
     sprintf(buf, "%u", this->VersionCount);
-    this->AddFindDefinition((ver+"_COUNT").c_str(), buf);
+    this->AddFindDefinition(ver+"_COUNT", buf);
 
     // Tell the module whether an exact version has been requested.
     std::string exact = this->Name;
     exact += "_FIND_VERSION_EXACT";
-    this->AddFindDefinition(exact.c_str(), this->VersionExact? "1":"0");
+    this->AddFindDefinition(exact, this->VersionExact? "1":"0");
    }
 }
 
@@ -559,11 +559,11 @@ void cmFindPackageCommand::RestoreFindDefinitions()
     OriginalDef const& od = i->second;
     if(od.exists)
       {
-      this->Makefile->AddDefinition(i->first.c_str(), od.value.c_str());
+      this->Makefile->AddDefinition(i->first, od.value.c_str());
       }
     else
       {
-      this->Makefile->RemoveDefinition(i->first.c_str());
+      this->Makefile->RemoveDefinition(i->first);
       }
     }
 }
@@ -582,9 +582,9 @@ bool cmFindPackageCommand::FindModule(bool& found)
     found = true;
     std::string var = this->Name;
     var += "_FIND_MODULE";
-    this->Makefile->AddDefinition(var.c_str(), "1");
+    this->Makefile->AddDefinition(var, "1");
     bool result = this->ReadListFile(mfile.c_str(), DoPolicyScope);
-    this->Makefile->RemoveDefinition(var.c_str());
+    this->Makefile->RemoveDefinition(var);
     return result;
     }
   return true;
@@ -602,7 +602,7 @@ bool cmFindPackageCommand::HandlePackageMode()
   upperFound += "_FOUND";
 
   // Try to find the config file.
-  const char* def = this->Makefile->GetDefinition(this->Variable.c_str());
+  const char* def = this->Makefile->GetDefinition(this->Variable);
 
   // Try to load the config file if the directory is known
   bool fileFound = false;
@@ -627,14 +627,14 @@ bool cmFindPackageCommand::HandlePackageMode()
         this->FileFound = file;
         fileFound = true;
         }
-      def = this->Makefile->GetDefinition(this->Variable.c_str());
+      def = this->Makefile->GetDefinition(this->Variable);
       }
 
     // Search for the config file if it is not already found.
     if(cmSystemTools::IsOff(def) || !fileFound)
       {
       fileFound = this->FindConfig();
-      def = this->Makefile->GetDefinition(this->Variable.c_str());
+      def = this->Makefile->GetDefinition(this->Variable);
       }
 
     // Sanity check.
@@ -659,16 +659,16 @@ bool cmFindPackageCommand::HandlePackageMode()
 
   if(fileFound)
     {
-    if ((this->Makefile->IsDefinitionSet(foundVar.c_str()))
-      && (this->Makefile->IsOn(foundVar.c_str()) == false))
+    if ((this->Makefile->IsDefinitionSet(foundVar))
+      && (this->Makefile->IsOn(foundVar) == false))
       {
       // by removing Foo_FOUND here if it is FALSE, we don't really change
       // the situation for the Config file which is about to be included,
       // but we make it possible to detect later on whether the Config file
       // has set Foo_FOUND to FALSE itself:
-      this->Makefile->RemoveDefinition(foundVar.c_str());
+      this->Makefile->RemoveDefinition(foundVar);
       }
-    this->Makefile->RemoveDefinition(notFoundMessageVar.c_str());
+    this->Makefile->RemoveDefinition(notFoundMessageVar);
 
     // Set the version variables before loading the config file.
     // It may override them.
@@ -681,14 +681,14 @@ bool cmFindPackageCommand::HandlePackageMode()
       found = true;
 
       // Check whether the Config file has set Foo_FOUND to FALSE:
-      if ((this->Makefile->IsDefinitionSet(foundVar.c_str()))
-           && (this->Makefile->IsOn(foundVar.c_str()) == false))
+      if ((this->Makefile->IsDefinitionSet(foundVar))
+           && (this->Makefile->IsOn(foundVar) == false))
         {
         // we get here if the Config file has set Foo_FOUND actively to FALSE
         found = false;
         configFileSetFOUNDFalse = true;
         notFoundMessage = this->Makefile->GetSafeDefinition(
-                                                   notFoundMessageVar.c_str());
+                                                   notFoundMessageVar);
         }
       }
     else
@@ -810,18 +810,18 @@ bool cmFindPackageCommand::HandlePackageMode()
     }
 
   // Set a variable marking whether the package was found.
-  this->Makefile->AddDefinition(foundVar.c_str(), found? "1":"0");
+  this->Makefile->AddDefinition(foundVar, found? "1":"0");
 
   // Set a variable naming the configuration file that was found.
   std::string fileVar = this->Name;
   fileVar += "_CONFIG";
   if(found)
     {
-    this->Makefile->AddDefinition(fileVar.c_str(), this->FileFound.c_str());
+    this->Makefile->AddDefinition(fileVar, this->FileFound.c_str());
     }
   else
     {
-    this->Makefile->RemoveDefinition(fileVar.c_str());
+    this->Makefile->RemoveDefinition(fileVar);
     }
 
   std::string consideredConfigsVar = this->Name;
@@ -843,10 +843,10 @@ bool cmFindPackageCommand::HandlePackageMode()
     sep = ";";
     }
 
-  this->Makefile->AddDefinition(consideredConfigsVar.c_str(),
+  this->Makefile->AddDefinition(consideredConfigsVar,
                                 consideredConfigFiles.c_str());
 
-  this->Makefile->AddDefinition(consideredVersionsVar.c_str(),
+  this->Makefile->AddDefinition(consideredVersionsVar,
                                 consideredVersions.c_str());
 
   return result;
@@ -906,7 +906,7 @@ bool cmFindPackageCommand::FindConfig()
   help += this->Name;
   help += ".";
   // We force the value since we do not get here if it was already set.
-  this->Makefile->AddCacheDefinition(this->Variable.c_str(),
+  this->Makefile->AddCacheDefinition(this->Variable,
                                      init.c_str(), help.c_str(),
                                      cmCacheManager::PATH, true);
   return found;
@@ -968,7 +968,7 @@ bool cmFindPackageCommand::ReadListFile(const char* f, PolicyScopeRule psr)
   std::string e = "Error reading CMake code from \"";
   e += f;
   e += "\".";
-  this->SetError(e.c_str());
+  this->SetError(e);
   return false;
 }
 
@@ -1048,14 +1048,14 @@ void cmFindPackageCommand::AppendSuccessInformation()
   std::string transitivePropName = "_CMAKE_";
   transitivePropName += this->Name + "_TRANSITIVE_DEPENDENCY";
   this->Makefile->GetCMakeInstance()
-                ->SetProperty(transitivePropName.c_str(), "False");
+                ->SetProperty(transitivePropName, "False");
   }
   std::string found = this->Name;
   found += "_FOUND";
   std::string upperFound = cmSystemTools::UpperCase(found);
 
-  const char* upperResult = this->Makefile->GetDefinition(upperFound.c_str());
-  const char* result = this->Makefile->GetDefinition(found.c_str());
+  const char* upperResult = this->Makefile->GetDefinition(upperFound);
+  const char* result = this->Makefile->GetDefinition(found);
   bool packageFound = ((cmSystemTools::IsOn(result))
                                         || (cmSystemTools::IsOn(upperResult)));
 
@@ -1066,7 +1066,7 @@ void cmFindPackageCommand::AppendSuccessInformation()
   std::string quietInfoPropName = "_CMAKE_";
   quietInfoPropName += this->Name;
   quietInfoPropName += "_QUIET";
-  this->Makefile->GetCMakeInstance()->SetProperty(quietInfoPropName.c_str(),
+  this->Makefile->GetCMakeInstance()->SetProperty(quietInfoPropName,
                                                this->Quiet ? "TRUE" : "FALSE");
 
   // set a global property to record the required version of this package
@@ -1080,7 +1080,7 @@ void cmFindPackageCommand::AppendSuccessInformation()
     versionInfo += " ";
     versionInfo += this->Version;
     }
-  this->Makefile->GetCMakeInstance()->SetProperty(versionInfoPropName.c_str(),
+  this->Makefile->GetCMakeInstance()->SetProperty(versionInfoPropName,
                                                   versionInfo.c_str());
   if (this->Required)
     {
@@ -1088,7 +1088,7 @@ void cmFindPackageCommand::AppendSuccessInformation()
     requiredInfoPropName += this->Name;
     requiredInfoPropName += "_TYPE";
     this->Makefile->GetCMakeInstance()->SetProperty(
-                                     requiredInfoPropName.c_str(), "REQUIRED");
+                                     requiredInfoPropName, "REQUIRED");
     }
 
 
@@ -1648,25 +1648,25 @@ void cmFindPackageCommand::StoreVersionFound()
   ver += "_VERSION";
   if(this->VersionFound.empty())
     {
-    this->Makefile->RemoveDefinition(ver.c_str());
+    this->Makefile->RemoveDefinition(ver);
     }
   else
     {
-    this->Makefile->AddDefinition(ver.c_str(), this->VersionFound.c_str());
+    this->Makefile->AddDefinition(ver, this->VersionFound.c_str());
     }
 
   // Store the version components.
   char buf[64];
   sprintf(buf, "%u", this->VersionFoundMajor);
-  this->Makefile->AddDefinition((ver+"_MAJOR").c_str(), buf);
+  this->Makefile->AddDefinition(ver+"_MAJOR", buf);
   sprintf(buf, "%u", this->VersionFoundMinor);
-  this->Makefile->AddDefinition((ver+"_MINOR").c_str(), buf);
+  this->Makefile->AddDefinition(ver+"_MINOR", buf);
   sprintf(buf, "%u", this->VersionFoundPatch);
-  this->Makefile->AddDefinition((ver+"_PATCH").c_str(), buf);
+  this->Makefile->AddDefinition(ver+"_PATCH", buf);
   sprintf(buf, "%u", this->VersionFoundTweak);
-  this->Makefile->AddDefinition((ver+"_TWEAK").c_str(), buf);
+  this->Makefile->AddDefinition(ver+"_TWEAK", buf);
   sprintf(buf, "%u", this->VersionFoundCount);
-  this->Makefile->AddDefinition((ver+"_COUNT").c_str(), buf);
+  this->Makefile->AddDefinition(ver+"_COUNT", buf);
 }
 
 //----------------------------------------------------------------------------
diff --git a/Source/cmFindPathCommand.cxx b/Source/cmFindPathCommand.cxx
index caaf1d3..5531cdf 100644
--- a/Source/cmFindPathCommand.cxx
+++ b/Source/cmFindPathCommand.cxx
@@ -38,7 +38,7 @@ bool cmFindPathCommand
     if(this->AlreadyInCacheWithoutMetaInfo)
       {
       this->Makefile->AddCacheDefinition(
-        this->VariableName.c_str(), "",
+        this->VariableName, "",
         this->VariableDocumentation.c_str(),
         (this->IncludeFileInPath ?
          cmCacheManager::FILEPATH :cmCacheManager::PATH)
@@ -51,14 +51,14 @@ bool cmFindPathCommand
   if(result.size() != 0)
     {
     this->Makefile->AddCacheDefinition
-      (this->VariableName.c_str(), result.c_str(),
+      (this->VariableName, result.c_str(),
        this->VariableDocumentation.c_str(),
        (this->IncludeFileInPath) ?
        cmCacheManager::FILEPATH :cmCacheManager::PATH);
     return true;
     }
   this->Makefile->AddCacheDefinition
-    (this->VariableName.c_str(),
+    (this->VariableName,
      (this->VariableName + "-NOTFOUND").c_str(),
      this->VariableDocumentation.c_str(),
      (this->IncludeFileInPath) ?
diff --git a/Source/cmFindProgramCommand.cxx b/Source/cmFindProgramCommand.cxx
index bb27753..f6e37f6 100644
--- a/Source/cmFindProgramCommand.cxx
+++ b/Source/cmFindProgramCommand.cxx
@@ -35,7 +35,7 @@ bool cmFindProgramCommand
     // value.
     if(this->AlreadyInCacheWithoutMetaInfo)
       {
-      this->Makefile->AddCacheDefinition(this->VariableName.c_str(), "",
+      this->Makefile->AddCacheDefinition(this->VariableName, "",
                                          this->VariableDocumentation.c_str(),
                                          cmCacheManager::FILEPATH);
       }
@@ -46,14 +46,14 @@ bool cmFindProgramCommand
   if(result != "")
     {
     // Save the value in the cache
-    this->Makefile->AddCacheDefinition(this->VariableName.c_str(),
+    this->Makefile->AddCacheDefinition(this->VariableName,
                                        result.c_str(),
                                        this->VariableDocumentation.c_str(),
                                        cmCacheManager::FILEPATH);
 
     return true;
     }
-  this->Makefile->AddCacheDefinition(this->VariableName.c_str(),
+  this->Makefile->AddCacheDefinition(this->VariableName,
                                  (this->VariableName + "-NOTFOUND").c_str(),
                                  this->VariableDocumentation.c_str(),
                                  cmCacheManager::FILEPATH);
diff --git a/Source/cmForEachCommand.cxx b/Source/cmForEachCommand.cxx
index d697067..e3f66c1 100644
--- a/Source/cmForEachCommand.cxx
+++ b/Source/cmForEachCommand.cxx
@@ -35,9 +35,9 @@ IsFunctionBlocked(const cmListFileFunction& lff, cmMakefile &mf,
       // at end of for each execute recorded commands
       // store the old value
       std::string oldDef;
-      if (mf.GetDefinition(this->Args[0].c_str()))
+      if (mf.GetDefinition(this->Args[0]))
         {
-        oldDef = mf.GetDefinition(this->Args[0].c_str());
+        oldDef = mf.GetDefinition(this->Args[0]);
         }
       std::vector<std::string>::const_iterator j = this->Args.begin();
       ++j;
@@ -47,7 +47,7 @@ IsFunctionBlocked(const cmListFileFunction& lff, cmMakefile &mf,
       for( ; j != this->Args.end(); ++j)
         {
         // set the variable to the loop value
-        mf.AddDefinition(this->Args[0].c_str(),j->c_str());
+        mf.AddDefinition(this->Args[0],j->c_str());
         // Invoke all the functions that were collected in the block.
         cmExecutionStatus status;
         for(unsigned int c = 0; c < this->Functions.size(); ++c)
@@ -58,13 +58,13 @@ IsFunctionBlocked(const cmListFileFunction& lff, cmMakefile &mf,
             {
             inStatus.SetReturnInvoked(true);
             // restore the variable to its prior value
-            mf.AddDefinition(this->Args[0].c_str(),oldDef.c_str());
+            mf.AddDefinition(this->Args[0],oldDef.c_str());
             return true;
             }
           if (status.GetBreakInvoked())
             {
             // restore the variable to its prior value
-            mf.AddDefinition(this->Args[0].c_str(),oldDef.c_str());
+            mf.AddDefinition(this->Args[0],oldDef.c_str());
             return true;
             }
           if(cmSystemTools::GetFatalErrorOccured() )
@@ -74,7 +74,7 @@ IsFunctionBlocked(const cmListFileFunction& lff, cmMakefile &mf,
           }
         }
       // restore the variable to its prior value
-      mf.AddDefinition(this->Args[0].c_str(),oldDef.c_str());
+      mf.AddDefinition(this->Args[0],oldDef.c_str());
       return true;
       }
     else
@@ -166,7 +166,7 @@ bool cmForEachCommand
         cmOStringStream str;
         str << "called with incorrect range specification: start ";
         str << start << ", stop " << stop << ", step " << step;
-        this->SetError(str.str().c_str());
+        this->SetError(str.str());
         return false;
         }
       std::vector<std::string> range;
@@ -226,7 +226,7 @@ bool cmForEachCommand::HandleInMode(std::vector<std::string> const& args)
       }
     else if(doing == DoingLists)
       {
-      const char* value = this->Makefile->GetDefinition(args[i].c_str());
+      const char* value = this->Makefile->GetDefinition(args[i]);
       if(value && *value)
         {
         cmSystemTools::ExpandListArgument(value, f->Args, true);
diff --git a/Source/cmFunctionCommand.cxx b/Source/cmFunctionCommand.cxx
index 9b981a3..3ff527d 100644
--- a/Source/cmFunctionCommand.cxx
+++ b/Source/cmFunctionCommand.cxx
@@ -89,7 +89,7 @@ bool cmFunctionHelperCommand::InvokeInitialPass
     std::string errorMsg =
       "Function invoked with incorrect arguments for function named: ";
     errorMsg += this->Args[0];
-    this->SetError(errorMsg.c_str());
+    this->SetError(errorMsg);
     return false;
     }
 
@@ -113,15 +113,15 @@ bool cmFunctionHelperCommand::InvokeInitialPass
     {
     cmOStringStream tmpStream;
     tmpStream << "ARGV" << t;
-    this->Makefile->AddDefinition(tmpStream.str().c_str(),
+    this->Makefile->AddDefinition(tmpStream.str(),
                                   expandedArgs[t].c_str());
-    this->Makefile->MarkVariableAsUsed(tmpStream.str().c_str());
+    this->Makefile->MarkVariableAsUsed(tmpStream.str());
     }
 
   // define the formal arguments
   for (unsigned int j = 1; j < this->Args.size(); ++j)
     {
-    this->Makefile->AddDefinition(this->Args[j].c_str(),
+    this->Makefile->AddDefinition(this->Args[j],
                                   expandedArgs[j-1].c_str());
     }
 
@@ -219,8 +219,8 @@ IsFunctionBlocked(const cmListFileFunction& lff, cmMakefile &mf,
         }
 
       std::string newName = "_" + this->Args[0];
-      mf.GetCMakeInstance()->RenameCommand(this->Args[0].c_str(),
-                                           newName.c_str());
+      mf.GetCMakeInstance()->RenameCommand(this->Args[0],
+                                           newName);
       mf.AddCommand(f);
 
       // remove the function blocker now that the function is defined
diff --git a/Source/cmGeneratorExpression.cxx b/Source/cmGeneratorExpression.cxx
index e4187d2..e127f3a 100644
--- a/Source/cmGeneratorExpression.cxx
+++ b/Source/cmGeneratorExpression.cxx
@@ -379,7 +379,7 @@ void cmGeneratorExpression::Split(const std::string &input,
         }
       if(!part.empty())
         {
-        cmSystemTools::ExpandListArgument(part.c_str(), output);
+        cmSystemTools::ExpandListArgument(part, output);
         }
       }
     pos += 2;
diff --git a/Source/cmGeneratorExpressionDAGChecker.cxx b/Source/cmGeneratorExpressionDAGChecker.cxx
index 04f36b4..07efba9 100644
--- a/Source/cmGeneratorExpressionDAGChecker.cxx
+++ b/Source/cmGeneratorExpressionDAGChecker.cxx
@@ -92,7 +92,7 @@ void cmGeneratorExpressionDAGChecker::ReportError(
       << "Self reference on target \""
       << context->HeadTarget->GetName() << "\".\n";
     context->Makefile->GetCMakeInstance()
-      ->IssueMessage(cmake::FATAL_ERROR, e.str().c_str(),
+      ->IssueMessage(cmake::FATAL_ERROR, e.str(),
                       parent->Backtrace);
     return;
     }
@@ -103,7 +103,7 @@ void cmGeneratorExpressionDAGChecker::ReportError(
     << "  " << expr << "\n"
     << "Dependency loop found.";
   context->Makefile->GetCMakeInstance()
-    ->IssueMessage(cmake::FATAL_ERROR, e.str().c_str(),
+    ->IssueMessage(cmake::FATAL_ERROR, e.str(),
                     context->Backtrace);
   }
 
@@ -116,7 +116,7 @@ void cmGeneratorExpressionDAGChecker::ReportError(
       << (parent->Content ? parent->Content->GetOriginalExpression() : expr)
       << "\n";
     context->Makefile->GetCMakeInstance()
-      ->IssueMessage(cmake::FATAL_ERROR, e.str().c_str(),
+      ->IssueMessage(cmake::FATAL_ERROR, e.str(),
                       parent->Backtrace);
     parent = parent->Parent;
     ++loopStep;
diff --git a/Source/cmGeneratorExpressionEvaluationFile.cxx b/Source/cmGeneratorExpressionEvaluationFile.cxx
index 90ce27c..d41285d 100644
--- a/Source/cmGeneratorExpressionEvaluationFile.cxx
+++ b/Source/cmGeneratorExpressionEvaluationFile.cxx
@@ -50,7 +50,7 @@ void cmGeneratorExpressionEvaluationFile::Generate(const std::string& config,
       cmOStringStream e;
       e << "Evaluation file condition \"" << rawCondition << "\" did "
           "not evaluate to valid content. Got \"" << condResult << "\".";
-      this->Makefile->IssueMessage(cmake::FATAL_ERROR, e.str().c_str());
+      this->Makefile->IssueMessage(cmake::FATAL_ERROR, e.str());
       return;
       }
     }
@@ -72,7 +72,7 @@ void cmGeneratorExpressionEvaluationFile::Generate(const std::string& config,
     cmOStringStream e;
     e << "Evaluation file to be written multiple times for different "
          "configurations with different content:\n  " << outputFileName;
-    this->Makefile->IssueMessage(cmake::FATAL_ERROR, e.str().c_str());
+    this->Makefile->IssueMessage(cmake::FATAL_ERROR, e.str());
     return;
     }
 
@@ -85,7 +85,7 @@ void cmGeneratorExpressionEvaluationFile::Generate(const std::string& config,
     {
     cmOStringStream e;
     e << "Evaluation file \"" << outputFileName << "\" cannot be written.";
-    this->Makefile->IssueMessage(cmake::FATAL_ERROR, e.str().c_str());
+    this->Makefile->IssueMessage(cmake::FATAL_ERROR, e.str());
     return;
     }
 
@@ -109,7 +109,7 @@ void cmGeneratorExpressionEvaluationFile::Generate()
       {
       cmOStringStream e;
       e << "Evaluation file \"" << this->Input << "\" cannot be read.";
-      this->Makefile->IssueMessage(cmake::FATAL_ERROR, e.str().c_str());
+      this->Makefile->IssueMessage(cmake::FATAL_ERROR, e.str());
       return;
       }
 
@@ -142,7 +142,7 @@ void cmGeneratorExpressionEvaluationFile::Generate()
     for(std::vector<std::string>::const_iterator li = allConfigs.begin();
         li != allConfigs.end(); ++li)
       {
-      this->Generate(li->c_str(), inputExpression.get(), outputFiles);
+      this->Generate(*li, inputExpression.get(), outputFiles);
       if(cmSystemTools::GetFatalErrorOccured())
         {
         return;
diff --git a/Source/cmGeneratorExpressionEvaluator.cxx b/Source/cmGeneratorExpressionEvaluator.cxx
index 43c1794..14b2a1a 100644
--- a/Source/cmGeneratorExpressionEvaluator.cxx
+++ b/Source/cmGeneratorExpressionEvaluator.cxx
@@ -39,7 +39,7 @@ void reportError(cmGeneratorExpressionContext *context,
     << "  " << expr << "\n"
     << result;
   context->Makefile->GetCMakeInstance()
-    ->IssueMessage(cmake::FATAL_ERROR, e.str().c_str(),
+    ->IssueMessage(cmake::FATAL_ERROR, e.str(),
                     context->Backtrace);
 }
 
@@ -393,8 +393,8 @@ struct CompilerIdNode : public cmGeneratorExpressionNode
                        const std::string &lang) const
   {
     const char *compilerId = context->Makefile ?
-                              context->Makefile->GetSafeDefinition((
-                              "CMAKE_" + lang + "_COMPILER_ID").c_str()) : "";
+                              context->Makefile->GetSafeDefinition(
+                                      "CMAKE_" + lang + "_COMPILER_ID") : "";
     if (parameters.size() == 0)
       {
       return compilerId ? compilerId : "";
@@ -428,7 +428,7 @@ struct CompilerIdNode : public cmGeneratorExpressionNode
                       ->GetPolicyWarning(cmPolicies::CMP0044);
           context->Makefile->GetCMakeInstance()
                  ->IssueMessage(cmake::AUTHOR_WARNING,
-                                e.str().c_str(), context->Backtrace);
+                                e.str(), context->Backtrace);
           }
         case cmPolicies::OLD:
           return "1";
@@ -500,8 +500,8 @@ struct CompilerVersionNode : public cmGeneratorExpressionNode
                        const std::string &lang) const
   {
     const char *compilerVersion = context->Makefile ?
-                              context->Makefile->GetSafeDefinition((
-                        "CMAKE_" + lang + "_COMPILER_VERSION").c_str()) : "";
+                              context->Makefile->GetSafeDefinition(
+                                  "CMAKE_" + lang + "_COMPILER_VERSION") : "";
     if (parameters.size() == 0)
       {
       return compilerVersion ? compilerVersion : "";
@@ -747,7 +747,7 @@ static const struct ConfigurationTestNode : public cmGeneratorExpressionNode
         std::string mapProp = "MAP_IMPORTED_CONFIG_";
         mapProp += cmSystemTools::UpperCase(context->Config);
         if(const char* mapValue =
-                        context->CurrentTarget->GetProperty(mapProp.c_str()))
+                        context->CurrentTarget->GetProperty(mapProp))
           {
           cmSystemTools::ExpandListArgument(cmSystemTools::UpperCase(mapValue),
                                             mappedConfigs);
@@ -1022,7 +1022,7 @@ static const struct TargetPropertyNode : public cmGeneratorExpressionNode
       break;
       }
 
-    const char *prop = target->GetProperty(propertyName.c_str());
+    const char *prop = target->GetProperty(propertyName);
 
     if (dagCheckerParent)
       {
diff --git a/Source/cmGeneratorTarget.cxx b/Source/cmGeneratorTarget.cxx
index eb67f91..db88749 100644
--- a/Source/cmGeneratorTarget.cxx
+++ b/Source/cmGeneratorTarget.cxx
@@ -688,7 +688,7 @@ void cmTargetTraceDependencies::FollowName(std::string const& name)
   if(i == this->NameMap.end())
     {
     // Check if we know how to generate this file.
-    cmSourceFile* sf = this->Makefile->GetSourceFileWithOutput(name.c_str());
+    cmSourceFile* sf = this->Makefile->GetSourceFileWithOutput(name);
     NameMapType::value_type entry(name, sf);
     i = this->NameMap.insert(entry).first;
     }
@@ -750,7 +750,7 @@ bool cmTargetTraceDependencies::IsUtility(std::string const& dep)
         tLocation = cmSystemTools::CollapseFullPath(tLocation.c_str());
         if(depLocation == tLocation)
           {
-          this->Target->AddUtility(util.c_str());
+          this->Target->AddUtility(util);
           return true;
           }
         }
@@ -759,7 +759,7 @@ bool cmTargetTraceDependencies::IsUtility(std::string const& dep)
       {
       // The original name of the dependency was not a full path.  It
       // must name a target, so add the target-level dependency.
-      this->Target->AddUtility(util.c_str());
+      this->Target->AddUtility(util);
       return true;
       }
     }
@@ -793,7 +793,7 @@ cmTargetTraceDependencies
         // this project.  Add the target-level dependency to make
         // sure the executable is up to date before this custom
         // command possibly runs.
-        this->Target->AddUtility(command.c_str());
+        this->Target->AddUtility(command);
         }
       }
 
@@ -872,7 +872,7 @@ void cmGeneratorTarget::GetAppleArchs(const std::string& config,
     {
     std::string defVarName = "OSX_ARCHITECTURES_";
     defVarName += cmSystemTools::UpperCase(config);
-    archs = this->Target->GetProperty(defVarName.c_str());
+    archs = this->Target->GetProperty(defVarName);
     }
   if(!archs)
     {
@@ -1048,7 +1048,7 @@ void cmGeneratorTarget::ConstructSourceFileFlags() const
     for(std::vector<std::string>::iterator it = relFiles.begin();
         it != relFiles.end(); ++it)
       {
-      if(cmSourceFile* sf = this->Makefile->GetSource(it->c_str()))
+      if(cmSourceFile* sf = this->Makefile->GetSource(*it))
         {
         SourceFileFlags& flags = this->SourceFlagsMap[sf];
         flags.MacFolder = "Headers";
@@ -1066,7 +1066,7 @@ void cmGeneratorTarget::ConstructSourceFileFlags() const
     for(std::vector<std::string>::iterator it = relFiles.begin();
         it != relFiles.end(); ++it)
       {
-      if(cmSourceFile* sf = this->Makefile->GetSource(it->c_str()))
+      if(cmSourceFile* sf = this->Makefile->GetSource(*it))
         {
         SourceFileFlags& flags = this->SourceFlagsMap[sf];
         flags.MacFolder = "PrivateHeaders";
@@ -1083,7 +1083,7 @@ void cmGeneratorTarget::ConstructSourceFileFlags() const
     for(std::vector<std::string>::iterator it = relFiles.begin();
         it != relFiles.end(); ++it)
       {
-      if(cmSourceFile* sf = this->Makefile->GetSource(it->c_str()))
+      if(cmSourceFile* sf = this->Makefile->GetSource(*it))
         {
         SourceFileFlags& flags = this->SourceFlagsMap[sf];
         flags.MacFolder = "Resources";
diff --git a/Source/cmGetCMakePropertyCommand.cxx b/Source/cmGetCMakePropertyCommand.cxx
index 5aaf1c6..e88f498 100644
--- a/Source/cmGetCMakePropertyCommand.cxx
+++ b/Source/cmGetCMakePropertyCommand.cxx
@@ -66,14 +66,14 @@ bool cmGetCMakePropertyCommand
   else
     {
     const char *prop =
-      this->Makefile->GetCMakeInstance()->GetProperty(args[1].c_str());
+      this->Makefile->GetCMakeInstance()->GetProperty(args[1]);
     if (prop)
       {
       output = prop;
       }
     }
 
-  this->Makefile->AddDefinition(variable.c_str(), output.c_str());
+  this->Makefile->AddDefinition(variable, output.c_str());
 
   return true;
 }
diff --git a/Source/cmGetDirectoryPropertyCommand.cxx b/Source/cmGetDirectoryPropertyCommand.cxx
index 9e76e1b..fcc3da1 100644
--- a/Source/cmGetDirectoryPropertyCommand.cxx
+++ b/Source/cmGetDirectoryPropertyCommand.cxx
@@ -54,7 +54,7 @@ bool cmGetDirectoryPropertyCommand
     // lookup the makefile from the directory name
     cmLocalGenerator *lg =
       this->Makefile->GetLocalGenerator()->GetGlobalGenerator()->
-      FindLocalGenerator(sd.c_str());
+      FindLocalGenerator(sd);
     if (!lg)
       {
       this->SetError
@@ -79,18 +79,18 @@ bool cmGetDirectoryPropertyCommand
                      "providing the name of the variable to get.");
       return false;
       }
-    output = dir->GetSafeDefinition(i->c_str());
-    this->Makefile->AddDefinition(variable.c_str(), output.c_str());
+    output = dir->GetSafeDefinition(*i);
+    this->Makefile->AddDefinition(variable, output.c_str());
     return true;
     }
 
-  const char *prop = dir->GetProperty(i->c_str());
+  const char *prop = dir->GetProperty(*i);
   if (prop)
     {
-    this->Makefile->AddDefinition(variable.c_str(), prop);
+    this->Makefile->AddDefinition(variable, prop);
     return true;
     }
-  this->Makefile->AddDefinition(variable.c_str(), "");
+  this->Makefile->AddDefinition(variable, "");
   return true;
 }
 
diff --git a/Source/cmGetFilenameComponentCommand.cxx b/Source/cmGetFilenameComponentCommand.cxx
index 1d7fefc..10406d2 100644
--- a/Source/cmGetFilenameComponentCommand.cxx
+++ b/Source/cmGetFilenameComponentCommand.cxx
@@ -26,7 +26,7 @@ bool cmGetFilenameComponentCommand
   // already, if so use that value
   if(args.size() == 4 && args[3] == "CACHE")
     {
-    const char* cacheValue = this->Makefile->GetDefinition(args[0].c_str());
+    const char* cacheValue = this->Makefile->GetDefinition(args[0]);
     if(cacheValue && !cmSystemTools::IsNOTFOUND(cacheValue))
       {
       return true;
@@ -107,7 +107,7 @@ bool cmGetFilenameComponentCommand
   else
     {
     std::string err = "unknown component " + args[2];
-    this->SetError(err.c_str());
+    this->SetError(err);
     return false;
     }
 
@@ -116,12 +116,12 @@ bool cmGetFilenameComponentCommand
     if(programArgs.size() && storeArgs.size())
       {
       this->Makefile->AddCacheDefinition
-        (storeArgs.c_str(), programArgs.c_str(),
+        (storeArgs, programArgs.c_str(),
          "", args[2] == "PATH" ? cmCacheManager::FILEPATH
          : cmCacheManager::STRING);
       }
     this->Makefile->AddCacheDefinition
-      (args[0].c_str(), result.c_str(), "",
+      (args[0], result.c_str(), "",
        args[2] == "PATH" ? cmCacheManager::FILEPATH
        : cmCacheManager::STRING);
     }
@@ -129,9 +129,9 @@ bool cmGetFilenameComponentCommand
     {
     if(programArgs.size() && storeArgs.size())
       {
-      this->Makefile->AddDefinition(storeArgs.c_str(), programArgs.c_str());
+      this->Makefile->AddDefinition(storeArgs, programArgs.c_str());
       }
-    this->Makefile->AddDefinition(args[0].c_str(), result.c_str());
+    this->Makefile->AddDefinition(args[0], result.c_str());
     }
 
   return true;
diff --git a/Source/cmGetPropertyCommand.cxx b/Source/cmGetPropertyCommand.cxx
index 30bec16..6dd40c9 100644
--- a/Source/cmGetPropertyCommand.cxx
+++ b/Source/cmGetPropertyCommand.cxx
@@ -73,7 +73,7 @@ bool cmGetPropertyCommand
     e << "given invalid scope " << args[1] << ".  "
       << "Valid scopes are "
       << "GLOBAL, DIRECTORY, TARGET, SOURCE, TEST, VARIABLE, CACHE.";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
 
@@ -120,7 +120,7 @@ bool cmGetPropertyCommand
       {
       cmOStringStream e;
       e << "given invalid argument \"" << args[i] << "\".";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     }
@@ -139,7 +139,7 @@ bool cmGetPropertyCommand
     std::string output;
     if(cmPropertyDefinition* def =
        this->Makefile->GetCMakeInstance()->
-       GetPropertyDefinition(this->PropertyName.c_str(), scope))
+       GetPropertyDefinition(this->PropertyName, scope))
       {
       output = def->GetShortDescription();
       }
@@ -147,7 +147,7 @@ bool cmGetPropertyCommand
       {
       output = "NOTFOUND";
       }
-    this->Makefile->AddDefinition(this->Variable.c_str(), output.c_str());
+    this->Makefile->AddDefinition(this->Variable, output.c_str());
     }
   else if(this->InfoType == OutFullDoc)
     {
@@ -155,7 +155,7 @@ bool cmGetPropertyCommand
     std::string output;
     if(cmPropertyDefinition* def =
        this->Makefile->GetCMakeInstance()->
-       GetPropertyDefinition(this->PropertyName.c_str(), scope))
+       GetPropertyDefinition(this->PropertyName, scope))
       {
       output = def->GetFullDescription();
       }
@@ -163,19 +163,19 @@ bool cmGetPropertyCommand
       {
       output = "NOTFOUND";
       }
-    this->Makefile->AddDefinition(this->Variable.c_str(), output.c_str());
+    this->Makefile->AddDefinition(this->Variable, output.c_str());
     }
   else if(this->InfoType == OutDefined)
     {
     // Lookup if the property is defined
     if(this->Makefile->GetCMakeInstance()->
-       GetPropertyDefinition(this->PropertyName.c_str(), scope))
+       GetPropertyDefinition(this->PropertyName, scope))
       {
-      this->Makefile->AddDefinition(this->Variable.c_str(), "1");
+      this->Makefile->AddDefinition(this->Variable, "1");
       }
     else
       {
-      this->Makefile->AddDefinition(this->Variable.c_str(), "0");
+      this->Makefile->AddDefinition(this->Variable, "0");
       }
     }
   else
@@ -204,17 +204,17 @@ bool cmGetPropertyCommand::StoreResult(const char* value)
 {
   if(this->InfoType == OutSet)
     {
-    this->Makefile->AddDefinition(this->Variable.c_str(), value? "1":"0");
+    this->Makefile->AddDefinition(this->Variable, value? "1":"0");
     }
   else // if(this->InfoType == OutValue)
     {
     if(value)
       {
-      this->Makefile->AddDefinition(this->Variable.c_str(), value);
+      this->Makefile->AddDefinition(this->Variable, value);
       }
     else
       {
-      this->Makefile->RemoveDefinition(this->Variable.c_str());
+      this->Makefile->RemoveDefinition(this->Variable);
       }
     }
   return true;
@@ -231,7 +231,7 @@ bool cmGetPropertyCommand::HandleGlobalMode()
 
   // Get the property.
   cmake* cm = this->Makefile->GetCMakeInstance();
-  return this->StoreResult(cm->GetProperty(this->PropertyName.c_str()));
+  return this->StoreResult(cm->GetProperty(this->PropertyName));
 }
 
 //----------------------------------------------------------------------------
@@ -259,7 +259,7 @@ bool cmGetPropertyCommand::HandleDirectoryMode()
     // Lookup the generator.
     if(cmLocalGenerator* lg =
        (this->Makefile->GetLocalGenerator()
-        ->GetGlobalGenerator()->FindLocalGenerator(dir.c_str())))
+        ->GetGlobalGenerator()->FindLocalGenerator(dir)))
       {
       // Use the makefile for the directory found.
       mf = lg->GetMakefile();
@@ -276,7 +276,7 @@ bool cmGetPropertyCommand::HandleDirectoryMode()
     }
 
   // Get the property.
-  return this->StoreResult(mf->GetProperty(this->PropertyName.c_str()));
+  return this->StoreResult(mf->GetProperty(this->PropertyName));
 }
 
 //----------------------------------------------------------------------------
@@ -302,14 +302,14 @@ bool cmGetPropertyCommand::HandleTargetMode()
     }
   if(cmTarget* target = this->Makefile->FindTargetToUse(this->Name))
     {
-    return this->StoreResult(target->GetProperty(this->PropertyName.c_str()));
+    return this->StoreResult(target->GetProperty(this->PropertyName));
     }
   else
     {
     cmOStringStream e;
     e << "could not find TARGET " << this->Name
       << ".  Perhaps it has not yet been created.";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
 }
@@ -325,17 +325,17 @@ bool cmGetPropertyCommand::HandleSourceMode()
 
   // Get the source file.
   if(cmSourceFile* sf =
-     this->Makefile->GetOrCreateSource(this->Name.c_str()))
+     this->Makefile->GetOrCreateSource(this->Name))
     {
     return
-      this->StoreResult(sf->GetPropertyForUser(this->PropertyName.c_str()));
+      this->StoreResult(sf->GetPropertyForUser(this->PropertyName));
     }
   else
     {
     cmOStringStream e;
     e << "given SOURCE name that could not be found or created: "
       << this->Name;
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
 }
@@ -350,15 +350,15 @@ bool cmGetPropertyCommand::HandleTestMode()
     }
 
   // Loop over all tests looking for matching names.
-  if(cmTest* test = this->Makefile->GetTest(this->Name.c_str()))
+  if(cmTest* test = this->Makefile->GetTest(this->Name))
     {
-    return this->StoreResult(test->GetProperty(this->PropertyName.c_str()));
+    return this->StoreResult(test->GetProperty(this->PropertyName));
     }
 
   // If not found it is an error.
   cmOStringStream e;
   e << "given TEST name that does not exist: " << this->Name;
-  this->SetError(e.str().c_str());
+  this->SetError(e.str());
   return false;
 }
 
@@ -372,7 +372,7 @@ bool cmGetPropertyCommand::HandleVariableMode()
     }
 
   return this->StoreResult
-    (this->Makefile->GetDefinition(this->PropertyName.c_str()));
+    (this->Makefile->GetDefinition(this->PropertyName));
 }
 
 //----------------------------------------------------------------------------
@@ -389,7 +389,7 @@ bool cmGetPropertyCommand::HandleCacheMode()
     this->Makefile->GetCacheManager()->GetCacheIterator(this->Name.c_str());
   if(!it.IsAtEnd())
     {
-    value = it.GetProperty(this->PropertyName.c_str());
+    value = it.GetProperty(this->PropertyName);
     }
   this->StoreResult(value);
   return true;
diff --git a/Source/cmGetSourceFilePropertyCommand.cxx b/Source/cmGetSourceFilePropertyCommand.cxx
index a6e4fcc..8a96289 100644
--- a/Source/cmGetSourceFilePropertyCommand.cxx
+++ b/Source/cmGetSourceFilePropertyCommand.cxx
@@ -38,7 +38,7 @@ bool cmGetSourceFilePropertyCommand
       this->Makefile->AddDefinition(var, sf->GetLanguage().c_str());
       return true;
       }
-    const char *prop = sf->GetPropertyForUser(args[2].c_str());
+    const char *prop = sf->GetPropertyForUser(args[2]);
     if (prop)
       {
       this->Makefile->AddDefinition(var, prop);
diff --git a/Source/cmGetTargetPropertyCommand.cxx b/Source/cmGetTargetPropertyCommand.cxx
index b64f847..e3ec0bc 100644
--- a/Source/cmGetTargetPropertyCommand.cxx
+++ b/Source/cmGetTargetPropertyCommand.cxx
@@ -20,7 +20,7 @@ bool cmGetTargetPropertyCommand
     this->SetError("called with incorrect number of arguments");
     return false;
     }
-  std::string var = args[0].c_str();
+  std::string var = args[0];
   const std::string& targetName = args[1];
   std::string prop;
 
@@ -38,7 +38,7 @@ bool cmGetTargetPropertyCommand
   else if(cmTarget* tgt = this->Makefile->FindTargetToUse(targetName))
     {
     cmTarget& target = *tgt;
-    const char* prop_cstr = target.GetProperty(args[2].c_str());
+    const char* prop_cstr = target.GetProperty(args[2]);
     if(prop_cstr)
       {
       prop = prop_cstr;
@@ -67,7 +67,7 @@ bool cmGetTargetPropertyCommand
       {
       e << "get_target_property() called with non-existent target \""
         << targetName <<  "\".";
-      this->Makefile->IssueMessage(messageType, e.str().c_str());
+      this->Makefile->IssueMessage(messageType, e.str());
       if (messageType == cmake::FATAL_ERROR)
         {
         return false;
@@ -76,10 +76,10 @@ bool cmGetTargetPropertyCommand
     }
   if (!prop.empty())
     {
-    this->Makefile->AddDefinition(var.c_str(), prop.c_str());
+    this->Makefile->AddDefinition(var, prop.c_str());
     return true;
     }
-  this->Makefile->AddDefinition(var.c_str(), (var+"-NOTFOUND").c_str());
+  this->Makefile->AddDefinition(var, (var+"-NOTFOUND").c_str());
   return true;
 }
 
diff --git a/Source/cmGetTestPropertyCommand.cxx b/Source/cmGetTestPropertyCommand.cxx
index 0e0e2c0..b3df4c3 100644
--- a/Source/cmGetTestPropertyCommand.cxx
+++ b/Source/cmGetTestPropertyCommand.cxx
@@ -26,17 +26,17 @@ bool cmGetTestPropertyCommand
 
   std::string testName = args[0];
   std::string var = args[2];
-  cmTest *test = this->Makefile->GetTest(testName.c_str());
+  cmTest *test = this->Makefile->GetTest(testName);
   if (test)
     {
-    const char *prop = test->GetProperty(args[1].c_str());
+    const char *prop = test->GetProperty(args[1]);
     if (prop)
       {
-      this->Makefile->AddDefinition(var.c_str(), prop);
+      this->Makefile->AddDefinition(var, prop);
       return true;
       }
     }
-  this->Makefile->AddDefinition(var.c_str(), "NOTFOUND");
+  this->Makefile->AddDefinition(var, "NOTFOUND");
   return true;
 }
 
diff --git a/Source/cmGlobalGenerator.cxx b/Source/cmGlobalGenerator.cxx
index faed66a..b67da5b 100644
--- a/Source/cmGlobalGenerator.cxx
+++ b/Source/cmGlobalGenerator.cxx
@@ -123,7 +123,7 @@ void cmGlobalGenerator::ResolveLanguageCompiler(const std::string &lang,
   langComp += lang;
   langComp += "_COMPILER";
 
-  if(!mf->GetDefinition(langComp.c_str()))
+  if(!mf->GetDefinition(langComp))
     {
     if(!optional)
       {
@@ -132,7 +132,7 @@ void cmGlobalGenerator::ResolveLanguageCompiler(const std::string &lang,
       }
     return;
     }
-  const char* name = mf->GetRequiredDefinition(langComp.c_str());
+  const char* name = mf->GetRequiredDefinition(langComp);
   std::string path;
   if(!cmSystemTools::FileIsFullPath(name))
     {
@@ -150,7 +150,7 @@ void cmGlobalGenerator::ResolveLanguageCompiler(const std::string &lang,
   std::string doc = lang;
   doc += " compiler.";
   const char* cname = this->GetCMakeInstance()->
-    GetCacheManager()->GetCacheValue(langComp.c_str());
+    GetCacheManager()->GetCacheValue(langComp);
   std::string changeVars;
   if(cname && !optional)
     {
@@ -185,7 +185,7 @@ void cmGlobalGenerator::ResolveLanguageCompiler(const std::string &lang,
         changeVars.c_str());
       }
     }
-  mf->AddCacheDefinition(langComp.c_str(), path.c_str(),
+  mf->AddCacheDefinition(langComp, path.c_str(),
                          doc.c_str(), cmCacheManager::FILEPATH);
 }
 
@@ -457,7 +457,7 @@ cmGlobalGenerator::EnableLanguage(std::vector<std::string>const& languages,
     std::string loadedLang = "CMAKE_";
     loadedLang +=  lang;
     loadedLang += "_COMPILER_LOADED";
-    if(!mf->GetDefinition(loadedLang.c_str()))
+    if(!mf->GetDefinition(loadedLang))
       {
       fpath = rootBin;
       fpath += "/CMake";
@@ -518,9 +518,9 @@ cmGlobalGenerator::EnableLanguage(std::vector<std::string>const& languages,
         std::string compilerEnv = "CMAKE_";
         compilerEnv += lang;
         compilerEnv += "_COMPILER_ENV_VAR";
-        std::string envVar = mf->GetRequiredDefinition(compilerEnv.c_str());
+        std::string envVar = mf->GetRequiredDefinition(compilerEnv);
         std::string envVarValue =
-          mf->GetRequiredDefinition(compilerName.c_str());
+          mf->GetRequiredDefinition(compilerName);
         std::string env = envVar;
         env += "=";
         env += envVarValue;
@@ -578,7 +578,7 @@ cmGlobalGenerator::EnableLanguage(std::vector<std::string>const& languages,
     compilerEnv += lang;
     compilerEnv += "_COMPILER_ENV_VAR";
     cmOStringStream noCompiler;
-    const char* compilerFile = mf->GetDefinition(compilerName.c_str());
+    const char* compilerFile = mf->GetDefinition(compilerName);
     if(!compilerFile || !*compilerFile ||
        cmSystemTools::IsNOTFOUND(compilerFile))
       {
@@ -621,7 +621,7 @@ cmGlobalGenerator::EnableLanguage(std::vector<std::string>const& languages,
         if(!this->CMakeInstance->GetIsInTryCompile())
           {
           this->PrintCompilerAdvice(noCompiler, lang,
-                                    mf->GetDefinition(compilerEnv.c_str()));
+                                    mf->GetDefinition(compilerEnv));
           mf->IssueMessage(cmake::FATAL_ERROR, noCompiler.str());
           fatalError = true;
           }
@@ -631,7 +631,7 @@ cmGlobalGenerator::EnableLanguage(std::vector<std::string>const& languages,
     std::string langLoadedVar = "CMAKE_";
     langLoadedVar += lang;
     langLoadedVar += "_INFORMATION_LOADED";
-    if (!mf->GetDefinition(langLoadedVar.c_str()))
+    if (!mf->GetDefinition(langLoadedVar))
       {
       fpath = "CMake";
       fpath +=  lang;
@@ -678,7 +678,7 @@ cmGlobalGenerator::EnableLanguage(std::vector<std::string>const& languages,
         // if the compiler did not work, then remove the
         // CMake(LANG)Compiler.cmake file so that it will get tested the
         // next time cmake is run
-        if(!mf->IsOn(compilerWorks.c_str()))
+        if(!mf->IsOn(compilerWorks))
           {
           std::string compilerLangFile = rootBin;
           compilerLangFile += "/CMake";
@@ -693,7 +693,7 @@ cmGlobalGenerator::EnableLanguage(std::vector<std::string>const& languages,
     sharedLibFlagsVar += lang;
     sharedLibFlagsVar += "_FLAGS";
     const char* sharedLibFlags =
-      mf->GetSafeDefinition(sharedLibFlagsVar.c_str());
+      mf->GetSafeDefinition(sharedLibFlagsVar);
     if (sharedLibFlags)
       {
       this->LanguageToOriginalSharedLibFlags[lang] = sharedLibFlags;
@@ -753,7 +753,7 @@ void cmGlobalGenerator::CheckCompilerIdCompatibility(cmMakefile* mf,
                                                 std::string const& lang) const
 {
   std::string compilerIdVar = "CMAKE_" + lang + "_COMPILER_ID";
-  const char* compilerId = mf->GetDefinition(compilerIdVar.c_str());
+  const char* compilerId = mf->GetDefinition(compilerIdVar);
   if(!compilerId)
     {
     return;
@@ -776,7 +776,7 @@ void cmGlobalGenerator::CheckCompilerIdCompatibility(cmMakefile* mf,
           }
       case cmPolicies::OLD:
         // OLD behavior is to convert AppleClang to Clang.
-        mf->AddDefinition(compilerIdVar.c_str(), "Clang");
+        mf->AddDefinition(compilerIdVar, "Clang");
         break;
       case cmPolicies::REQUIRED_IF_USED:
       case cmPolicies::REQUIRED_ALWAYS:
@@ -807,7 +807,7 @@ void cmGlobalGenerator::CheckCompilerIdCompatibility(cmMakefile* mf,
           }
       case cmPolicies::OLD:
         // OLD behavior is to convert QCC to GNU.
-        mf->AddDefinition(compilerIdVar.c_str(), "GNU");
+        mf->AddDefinition(compilerIdVar, "GNU");
         break;
       case cmPolicies::REQUIRED_IF_USED:
       case cmPolicies::REQUIRED_ALWAYS:
@@ -917,7 +917,7 @@ void cmGlobalGenerator::SetLanguageEnabledMaps(const std::string& l,
 
   std::string linkerPrefVar = std::string("CMAKE_") +
     std::string(l) + std::string("_LINKER_PREFERENCE");
-  const char* linkerPref = mf->GetDefinition(linkerPrefVar.c_str());
+  const char* linkerPref = mf->GetDefinition(linkerPrefVar);
   int preference = 0;
   if(linkerPref)
     {
@@ -950,7 +950,7 @@ void cmGlobalGenerator::SetLanguageEnabledMaps(const std::string& l,
 
   std::string outputExtensionVar = std::string("CMAKE_") +
     std::string(l) + std::string("_OUTPUT_EXTENSION");
-  const char* outputExtension = mf->GetDefinition(outputExtensionVar.c_str());
+  const char* outputExtension = mf->GetDefinition(outputExtensionVar);
   if(outputExtension)
     {
     this->LanguageToOutputExtension[l] = outputExtension;
@@ -968,7 +968,7 @@ void cmGlobalGenerator::SetLanguageEnabledMaps(const std::string& l,
 
   std::string ignoreExtensionsVar = std::string("CMAKE_") +
     std::string(l) + std::string("_IGNORE_EXTENSIONS");
-  std::string ignoreExts = mf->GetSafeDefinition(ignoreExtensionsVar.c_str());
+  std::string ignoreExts = mf->GetSafeDefinition(ignoreExtensionsVar);
   std::vector<std::string> extensionList;
   cmSystemTools::ExpandListArgument(ignoreExts, extensionList);
   for(std::vector<std::string>::iterator i = extensionList.begin();
@@ -984,7 +984,7 @@ void cmGlobalGenerator::FillExtensionToLanguageMap(const std::string& l,
 {
   std::string extensionsVar = std::string("CMAKE_") +
     std::string(l) + std::string("_SOURCE_FILE_EXTENSIONS");
-  std::string exts = mf->GetSafeDefinition(extensionsVar.c_str());
+  std::string exts = mf->GetSafeDefinition(extensionsVar);
   std::vector<std::string> extensionList;
   cmSystemTools::ExpandListArgument(exts, extensionList);
   for(std::vector<std::string>::iterator i = extensionList.begin();
@@ -1389,8 +1389,8 @@ void cmGlobalGenerator::FinalizeTargetCompileInfo()
           {
           std::string defPropName = "COMPILE_DEFINITIONS_";
           defPropName += cmSystemTools::UpperCase(*ci);
-          t->AppendProperty(defPropName.c_str(),
-                            mf->GetProperty(defPropName.c_str()));
+          t->AppendProperty(defPropName,
+                            mf->GetProperty(defPropName));
           }
         }
       }
@@ -1572,7 +1572,7 @@ void cmGlobalGenerator::CheckLocalGenerators()
       std::string incDirs = cmGeneratorExpression::Preprocess(incDirProp,
                         cmGeneratorExpression::StripAllGeneratorExpressions);
 
-      cmSystemTools::ExpandListArgument(incDirs.c_str(), incs);
+      cmSystemTools::ExpandListArgument(incDirs, incs);
 
       for( std::vector<std::string>::const_iterator incDir = incs.begin();
             incDir != incs.end(); ++incDir)
@@ -1665,7 +1665,7 @@ int cmGlobalGenerator::TryCompile(const std::string& srcdir,
   std::string config =
     mf->GetSafeDefinition("CMAKE_TRY_COMPILE_CONFIGURATION");
   return this->Build(srcdir,bindir,projectName,
-                     newTarget.c_str(),
+                     newTarget,
                      output,"",config,false,fast,
                      this->TryCompileTimeout);
 }
@@ -2115,7 +2115,7 @@ cmGlobalGenerator::NameResolvesToFramework(const std::string& libname) const
     return true;
     }
 
-  if(cmTarget* tgt = this->FindTarget(libname.c_str()))
+  if(cmTarget* tgt = this->FindTarget(libname))
     {
     if(tgt->IsFrameworkOnApple())
        {
@@ -2325,7 +2325,7 @@ void cmGlobalGenerator::CreateDefaultGlobalTargets(cmTargets* targets)
         {
         ostr << "Only default component available";
         }
-      singleLine.push_back(ostr.str().c_str());
+      singleLine.push_back(ostr.str());
       (*targets)["list_install_components"]
         = this->CreateGlobalTarget("list_install_components",
           ostr.str().c_str(),
@@ -2356,7 +2356,7 @@ void cmGlobalGenerator::CreateDefaultGlobalTargets(cmTargets* targets)
       // automatically convert this name to the build-time location.
       cmd = "cmake";
       }
-    singleLine.push_back(cmd.c_str());
+    singleLine.push_back(cmd);
     if ( cmakeCfgIntDir && *cmakeCfgIntDir && cmakeCfgIntDir[0] != '.' )
       {
       std::string cfgArg = "-DBUILD_TYPE=";
@@ -2494,7 +2494,7 @@ cmTarget cmGlobalGenerator::CreateGlobalTarget(
   std::vector<std::string>::iterator dit;
   for ( dit = depends.begin(); dit != depends.end(); ++ dit )
     {
-    target.AddUtility(dit->c_str());
+    target.AddUtility(*dit);
     }
 
   // Organize in the "predefined targets" folder:
@@ -2754,7 +2754,7 @@ cmGlobalGenerator::AddRuleHash(const std::vector<std::string>& outputs,
 
   // Shorten the output name (in expected use case).
   cmLocalGenerator* lg = this->GetLocalGenerators()[0];
-  std::string fname = lg->Convert(outputs[0].c_str(),
+  std::string fname = lg->Convert(outputs[0],
                                   cmLocalGenerator::HOME_OUTPUT);
 
   // Associate the hash with this output.
diff --git a/Source/cmGlobalKdevelopGenerator.cxx b/Source/cmGlobalKdevelopGenerator.cxx
index 71e08cc..2e856ba 100644
--- a/Source/cmGlobalKdevelopGenerator.cxx
+++ b/Source/cmGlobalKdevelopGenerator.cxx
@@ -183,7 +183,7 @@ bool cmGlobalKdevelopGenerator
             (strstr(tmp.c_str(),
                     cmake::GetCMakeFilesDirectoryPostSlash())==0))
           {
-          files.insert(tmp.c_str());
+          files.insert(tmp);
           }
         }
       }
diff --git a/Source/cmGlobalNinjaGenerator.cxx b/Source/cmGlobalNinjaGenerator.cxx
index 785b902..0a05f5a 100644
--- a/Source/cmGlobalNinjaGenerator.cxx
+++ b/Source/cmGlobalNinjaGenerator.cxx
@@ -1159,7 +1159,7 @@ void cmGlobalNinjaGenerator::WriteTargetClean(std::ostream& os)
 {
   WriteRule(*this->RulesFileStream,
             "CLEAN",
-            (ninjaCmd() + " -t clean").c_str(),
+            ninjaCmd() + " -t clean",
             "Cleaning all built files...",
             "Rule for cleaning all built files.",
             /*depfile=*/ "",
@@ -1182,7 +1182,7 @@ void cmGlobalNinjaGenerator::WriteTargetHelp(std::ostream& os)
 {
   WriteRule(*this->RulesFileStream,
             "HELP",
-            (ninjaCmd() + " -t targets").c_str(),
+            ninjaCmd() + " -t targets",
             "All primary targets available:",
             "Rule for printing all primary targets available.",
             /*depfile=*/ "",
diff --git a/Source/cmGlobalUnixMakefileGenerator3.cxx b/Source/cmGlobalUnixMakefileGenerator3.cxx
index 2cdc976..4a19c0c 100644
--- a/Source/cmGlobalUnixMakefileGenerator3.cxx
+++ b/Source/cmGlobalUnixMakefileGenerator3.cxx
@@ -356,14 +356,14 @@ void cmGlobalUnixMakefileGenerator3::WriteMainCMakefile()
     << "# The top level Makefile was generated from the following files:\n"
     << "set(CMAKE_MAKEFILE_DEPENDS\n"
     << "  \""
-    << lg->Convert(cache.c_str(),
+    << lg->Convert(cache,
                    cmLocalGenerator::START_OUTPUT).c_str() << "\"\n";
   for(std::vector<std::string>::const_iterator i = lfiles.begin();
       i !=  lfiles.end(); ++i)
     {
     cmakefileStream
       << "  \""
-      << lg->Convert(i->c_str(), cmLocalGenerator::START_OUTPUT).c_str()
+      << lg->Convert(*i, cmLocalGenerator::START_OUTPUT).c_str()
       << "\"\n";
     }
   cmakefileStream
@@ -379,10 +379,10 @@ void cmGlobalUnixMakefileGenerator3::WriteMainCMakefile()
     << "# The corresponding makefile is:\n"
     << "set(CMAKE_MAKEFILE_OUTPUTS\n"
     << "  \""
-    << lg->Convert(makefileName.c_str(),
+    << lg->Convert(makefileName,
                    cmLocalGenerator::START_OUTPUT).c_str() << "\"\n"
     << "  \""
-    << lg->Convert(check.c_str(),
+    << lg->Convert(check,
                    cmLocalGenerator::START_OUTPUT).c_str() << "\"\n";
   cmakefileStream << "  )\n\n";
 
@@ -397,7 +397,7 @@ void cmGlobalUnixMakefileGenerator3::WriteMainCMakefile()
       k != outfiles.end(); ++k)
     {
     cmakefileStream << "  \"" <<
-      lg->Convert(k->c_str(),cmLocalGenerator::HOME_OUTPUT).c_str()
+      lg->Convert(*k,cmLocalGenerator::HOME_OUTPUT).c_str()
                     << "\"\n";
     }
 
@@ -411,7 +411,7 @@ void cmGlobalUnixMakefileGenerator3::WriteMainCMakefile()
     tmpStr += cmake::GetCMakeFilesDirectory();
     tmpStr += "/CMakeDirectoryInformation.cmake";
     cmakefileStream << "  \"" <<
-      lg->Convert(tmpStr.c_str(),cmLocalGenerator::HOME_OUTPUT).c_str()
+      lg->Convert(tmpStr,cmLocalGenerator::HOME_OUTPUT).c_str()
                     << "\"\n";
     }
   cmakefileStream << "  )\n\n";
@@ -494,7 +494,7 @@ cmGlobalUnixMakefileGenerator3
       if((!check_all || !gtarget->GetPropertyAsBool("EXCLUDE_FROM_ALL")) &&
          (!check_relink ||
           gtarget->Target
-                   ->NeedRelinkBeforeInstall(lg->ConfigurationName.c_str())))
+                   ->NeedRelinkBeforeInstall(lg->ConfigurationName)))
         {
         std::string tname = lg->GetRelativeTargetDirectory(*gtarget->Target);
         tname += "/";
@@ -530,7 +530,7 @@ cmGlobalUnixMakefileGenerator3
   doc += "\" pass in the directory.";
   std::vector<std::string> no_commands;
   lg->WriteMakeRule(ruleFileStream, doc.c_str(),
-                    makeTarget.c_str(), depends, no_commands, true);
+                    makeTarget, depends, no_commands, true);
 }
 
 //----------------------------------------------------------------------------
@@ -547,7 +547,7 @@ cmGlobalUnixMakefileGenerator3
 
   // Begin the directory-level rules section.
   std::string dir = lg->GetMakefile()->GetStartOutputDirectory();
-  dir = lg->Convert(dir.c_str(), cmLocalGenerator::HOME_OUTPUT,
+  dir = lg->Convert(dir, cmLocalGenerator::HOME_OUTPUT,
                     cmLocalGenerator::MAKEFILE);
   lg->WriteDivider(ruleFileStream);
   ruleFileStream
@@ -612,7 +612,7 @@ void cmGlobalUnixMakefileGenerator3
       {
       tname += "/fast";
       }
-    tname = lg->Convert(tname.c_str(),cmLocalGenerator::HOME_OUTPUT);
+    tname = lg->Convert(tname,cmLocalGenerator::HOME_OUTPUT);
     cmSystemTools::ConvertToOutputSlashes(tname);
     makeCommand.push_back(tname);
     if (!this->LocalGenerators.size())
@@ -697,14 +697,14 @@ cmGlobalUnixMakefileGenerator3
         localName = name;
         localName += "/fast";
         commands.push_back(lg->GetRecursiveMakeCall
-                            (makefileName.c_str(), makeTargetName.c_str()));
+                            (makefileName.c_str(), makeTargetName));
         lg->WriteMakeRule(ruleFileStream, "fast build rule for target.",
-                          localName.c_str(), depends, commands, true);
+                          localName, depends, commands, true);
 
         // Add a local name for the rule to relink the target before
         // installation.
         if(gtarget->Target
-                    ->NeedRelinkBeforeInstall(lg->ConfigurationName.c_str()))
+                    ->NeedRelinkBeforeInstall(lg->ConfigurationName))
           {
           makeTargetName = lg->GetRelativeTargetDirectory(*gtarget->Target);
           makeTargetName += "/preinstall";
@@ -713,10 +713,10 @@ cmGlobalUnixMakefileGenerator3
           depends.clear();
           commands.clear();
           commands.push_back(lg->GetRecursiveMakeCall
-                             (makefileName.c_str(), makeTargetName.c_str()));
+                             (makefileName.c_str(), makeTargetName));
           lg->WriteMakeRule(ruleFileStream,
                             "Manual pre-install relink rule for target.",
-                            localName.c_str(), depends, commands, true);
+                            localName, depends, commands, true);
           }
         }
       }
@@ -778,7 +778,7 @@ cmGlobalUnixMakefileGenerator3
       makeTargetName = localName;
       makeTargetName += "/depend";
       commands.push_back(lg->GetRecursiveMakeCall
-                         (makefileName.c_str(),makeTargetName.c_str()));
+                         (makefileName.c_str(),makeTargetName));
 
       // add requires if we need it for this generator
       if (needRequiresStep)
@@ -786,12 +786,12 @@ cmGlobalUnixMakefileGenerator3
         makeTargetName = localName;
         makeTargetName += "/requires";
         commands.push_back(lg->GetRecursiveMakeCall
-                          (makefileName.c_str(),makeTargetName.c_str()));
+                          (makefileName.c_str(),makeTargetName));
         }
       makeTargetName = localName;
       makeTargetName += "/build";
       commands.push_back(lg->GetRecursiveMakeCall
-                         (makefileName.c_str(),makeTargetName.c_str()));
+                         (makefileName.c_str(),makeTargetName));
 
       // Write the rule.
       localName += "/all";
@@ -804,7 +804,7 @@ cmGlobalUnixMakefileGenerator3
         cmOStringStream progCmd;
         progCmd << "$(CMAKE_COMMAND) -E cmake_progress_report ";
         // all target counts
-        progCmd << lg->Convert(progressDir.c_str(),
+        progCmd << lg->Convert(progressDir,
                                 cmLocalGenerator::FULL,
                                 cmLocalGenerator::SHELL);
         progCmd << " ";
@@ -823,7 +823,7 @@ cmGlobalUnixMakefileGenerator3
 
       this->AppendGlobalTargetDepends(depends,*gtarget->Target);
       lg->WriteMakeRule(ruleFileStream, "All Build rule for target.",
-                        localName.c_str(), depends, commands, true);
+                        localName, depends, commands, true);
 
       // add the all/all dependency
       if(!this->IsExcluded(this->LocalGenerators[0], *gtarget->Target))
@@ -845,7 +845,7 @@ cmGlobalUnixMakefileGenerator3
       cmOStringStream progCmd;
       progCmd << "$(CMAKE_COMMAND) -E cmake_progress_start ";
       // # in target
-      progCmd << lg->Convert(progressDir.c_str(),
+      progCmd << lg->Convert(progressDir,
                               cmLocalGenerator::FULL,
                               cmLocalGenerator::SHELL);
       //
@@ -857,11 +857,11 @@ cmGlobalUnixMakefileGenerator3
       std::string tmp = cmake::GetCMakeFilesDirectoryPostSlash();
       tmp += "Makefile2";
       commands.push_back(lg->GetRecursiveMakeCall
-                          (tmp.c_str(),localName.c_str()));
+                          (tmp.c_str(),localName));
       {
       cmOStringStream progCmd;
       progCmd << "$(CMAKE_COMMAND) -E cmake_progress_start "; // # 0
-      progCmd << lg->Convert(progressDir.c_str(),
+      progCmd << lg->Convert(progressDir,
                               cmLocalGenerator::FULL,
                               cmLocalGenerator::SHELL);
       progCmd << " 0";
@@ -873,7 +873,7 @@ cmGlobalUnixMakefileGenerator3
       localName += "/rule";
       lg->WriteMakeRule(ruleFileStream,
                         "Build rule for subdir invocation for target.",
-                        localName.c_str(), depends, commands, true);
+                        localName, depends, commands, true);
 
       // Add a target with the canonical name (no prefix, suffix or path).
       commands.clear();
@@ -884,17 +884,17 @@ cmGlobalUnixMakefileGenerator3
 
       // Add rules to prepare the target for installation.
       if(gtarget->Target
-                  ->NeedRelinkBeforeInstall(lg->ConfigurationName.c_str()))
+                  ->NeedRelinkBeforeInstall(lg->ConfigurationName))
         {
         localName = lg->GetRelativeTargetDirectory(*gtarget->Target);
         localName += "/preinstall";
         depends.clear();
         commands.clear();
         commands.push_back(lg->GetRecursiveMakeCall
-                            (makefileName.c_str(), localName.c_str()));
+                            (makefileName.c_str(), localName));
         lg->WriteMakeRule(ruleFileStream,
                           "Pre-install relink rule for target.",
-                          localName.c_str(), depends, commands, true);
+                          localName, depends, commands, true);
 
         if(!this->IsExcluded(this->LocalGenerators[0], *gtarget->Target))
           {
@@ -913,9 +913,9 @@ cmGlobalUnixMakefileGenerator3
       depends.clear();
       commands.clear();
       commands.push_back(lg->GetRecursiveMakeCall
-                          (makefileName.c_str(), makeTargetName.c_str()));
+                          (makefileName.c_str(), makeTargetName));
       lg->WriteMakeRule(ruleFileStream, "clean rule for target.",
-                        makeTargetName.c_str(), depends, commands, true);
+                        makeTargetName, depends, commands, true);
       commands.clear();
       depends.push_back(makeTargetName);
       lg->WriteMakeRule(ruleFileStream, "clean rule for target.",
@@ -1121,7 +1121,7 @@ bool cmGlobalUnixMakefileGenerator3
     std::string var = "CMAKE_NEEDS_REQUIRES_STEP_";
     var += *l;
     var += "_FLAG";
-    if(target.GetMakefile()->GetDefinition(var.c_str()))
+    if(target.GetMakefile()->GetDefinition(var))
       {
       return true;
       }
diff --git a/Source/cmGraphVizWriter.cxx b/Source/cmGraphVizWriter.cxx
index 22cba89..824e9e7 100644
--- a/Source/cmGraphVizWriter.cxx
+++ b/Source/cmGraphVizWriter.cxx
@@ -192,7 +192,7 @@ void cmGraphVizWriter::WriteTargetDependersFiles(const char* fileName)
     std::cout << "Writing " << currentFilename << "..." << std::endl;
     this->WriteHeader(str);
 
-    this->WriteDependerConnections(ptrIt->first.c_str(),
+    this->WriteDependerConnections(ptrIt->first,
                                    insertedNodes, insertedConnections, str);
 
     this->WriteFooter(str);
@@ -241,7 +241,7 @@ void cmGraphVizWriter::WritePerTargetFiles(const char* fileName)
     std::cout << "Writing " << currentFilename << "..." << std::endl;
     this->WriteHeader(str);
 
-    this->WriteConnections(ptrIt->first.c_str(),
+    this->WriteConnections(ptrIt->first,
                               insertedNodes, insertedConnections, str);
     this->WriteFooter(str);
     }
@@ -280,7 +280,7 @@ void cmGraphVizWriter::WriteGlobalFile(const char* fileName)
       continue;
       }
 
-    this->WriteConnections(ptrIt->first.c_str(),
+    this->WriteConnections(ptrIt->first,
                               insertedNodes, insertedConnections, str);
     }
   this->WriteFooter(str);
@@ -407,7 +407,7 @@ void cmGraphVizWriter::WriteDependerConnections(const std::string& targetName,
          llit != ll->end();
          ++ llit )
       {
-      std::string libName = llit->first.c_str();
+      std::string libName = llit->first;
       if (libName == targetName)
         {
         // So this target links against targetName.
@@ -424,13 +424,13 @@ void cmGraphVizWriter::WriteDependerConnections(const std::string& targetName,
                                                      insertedConnections.end())
             {
             insertedConnections.insert(connectionName);
-            this->WriteNode(dependerIt->first.c_str(), dependerIt->second,
+            this->WriteNode(dependerIt->first, dependerIt->second,
                             insertedNodes, str);
 
             str << "    \"" << dependerNodeNameIt->second << "\" -> \""
                 << myNodeName << "\"";
             str << " // " <<targetName<< " -> " <<dependerIt->first<<std::endl;
-            this->WriteDependerConnections(dependerIt->first.c_str(),
+            this->WriteDependerConnections(dependerIt->first,
                                       insertedNodes, insertedConnections, str);
             }
 
diff --git a/Source/cmIfCommand.cxx b/Source/cmIfCommand.cxx
index bd12327..06c4b89 100644
--- a/Source/cmIfCommand.cxx
+++ b/Source/cmIfCommand.cxx
@@ -26,7 +26,7 @@ static std::string cmIfCommandError(
       i != args.end(); ++i)
     {
     err += " ";
-    err += lg->EscapeForCMake(i->c_str());
+    err += lg->EscapeForCMake(*i);
     }
   err += "\n";
   return err;
@@ -199,7 +199,7 @@ bool cmIfCommand
     err += errorString;
     if (status == cmake::FATAL_ERROR)
       {
-      this->SetError(err.c_str());
+      this->SetError(err);
       cmSystemTools::SetFatalErrorOccured();
       return false;
       }
@@ -261,7 +261,7 @@ namespace
     }
 
   // Check definition.
-  const char* def = mf->GetDefinition(arg.c_str());
+  const char* def = mf->GetDefinition(arg);
   return !cmSystemTools::IsOff(def);
   }
 
@@ -277,12 +277,12 @@ namespace
     else if(arg == "1")
       { return true; }
     else
-      { return !cmSystemTools::IsOff(mf->GetDefinition(arg.c_str())); }
+      { return !cmSystemTools::IsOff(mf->GetDefinition(arg)); }
     }
   else
     {
     // Old GetVariableOrNumber behavior.
-    const char* def = mf->GetDefinition(arg.c_str());
+    const char* def = mf->GetDefinition(arg);
     if(!def && atoi(arg.c_str()))
       {
       def = arg.c_str();
@@ -559,7 +559,7 @@ namespace
           }
         else
           {
-          bdef = makefile->IsDefinitionSet((argP1)->c_str());
+          bdef = makefile->IsDefinitionSet(*(argP1));
           }
         HandlePredicate(bdef, reducible, arg, newArgs, argP1, argP2);
         }
diff --git a/Source/cmIncludeCommand.cxx b/Source/cmIncludeCommand.cxx
index e8ee33f..4d9935c 100644
--- a/Source/cmIncludeCommand.cxx
+++ b/Source/cmIncludeCommand.cxx
@@ -65,7 +65,7 @@ bool cmIncludeCommand
         {
         std::string errorText = "called with invalid argument: ";
         errorText += args[i];
-        this->SetError(errorText.c_str());
+        this->SetError(errorText);
         return false;
         }
     }
@@ -121,7 +121,7 @@ bool cmIncludeCommand
         "command.  It " << modal << " not be used as the argument to the "
         "include() command.  Use ALIAS targets instead to refer to targets "
         "by alternative names.\n";
-      this->Makefile->IssueMessage(messageType, e.str().c_str());
+      this->Makefile->IssueMessage(messageType, e.str());
       if (messageType == cmake::FATAL_ERROR)
         {
         return false;
@@ -139,7 +139,7 @@ bool cmIncludeCommand
   // add the location of the included file if a result variable was given
   if (resultVarName.size())
     {
-      this->Makefile->AddDefinition(resultVarName.c_str(),
+      this->Makefile->AddDefinition(resultVarName,
                                     readit?fullFilePath.c_str():"NOTFOUND");
     }
 
@@ -149,7 +149,7 @@ bool cmIncludeCommand
       "could not find load file:\n"
       "  ";
     m += fname;
-    this->SetError(m.c_str());
+    this->SetError(m);
     return false;
     }
   return true;
diff --git a/Source/cmIncludeRegularExpressionCommand.cxx b/Source/cmIncludeRegularExpressionCommand.cxx
index ef6e8c6..d6dfdd2 100644
--- a/Source/cmIncludeRegularExpressionCommand.cxx
+++ b/Source/cmIncludeRegularExpressionCommand.cxx
@@ -24,7 +24,7 @@ bool cmIncludeRegularExpressionCommand
 
   if(args.size() > 1)
     {
-    this->Makefile->SetComplainRegularExpression(args[1].c_str());
+    this->Makefile->SetComplainRegularExpression(args[1]);
     }
 
   return true;
diff --git a/Source/cmInstallCommand.cxx b/Source/cmInstallCommand.cxx
index 94d2091..0041122 100644
--- a/Source/cmInstallCommand.cxx
+++ b/Source/cmInstallCommand.cxx
@@ -99,7 +99,7 @@ bool cmInstallCommand::InitialPass(std::vector<std::string> const& args,
   // Unknown mode.
   std::string e = "called with unknown mode ";
   e += args[0];
-  this->SetError(e.c_str());
+  this->SetError(e);
   return false;
 }
 
@@ -269,7 +269,7 @@ bool cmInstallCommand::HandleTargetsMode(std::vector<std::string> const& args)
     // Unknown argument.
     cmOStringStream e;
     e << "TARGETS given unknown argument \"" << unknownArgs[0] << "\".";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
 
@@ -370,7 +370,7 @@ bool cmInstallCommand::HandleTargetsMode(std::vector<std::string> const& args)
       cmOStringStream e;
       e << "TARGETS given target \"" << (*targetIt)
         << "\" which is an alias.";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     // Lookup this target in the current directory.
@@ -387,7 +387,7 @@ bool cmInstallCommand::HandleTargetsMode(std::vector<std::string> const& args)
         cmOStringStream e;
         e << "TARGETS given target \"" << (*targetIt)
           << "\" which is not an executable, library, or module.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
       else if(target->GetType() == cmTarget::OBJECT_LIBRARY)
@@ -395,7 +395,7 @@ bool cmInstallCommand::HandleTargetsMode(std::vector<std::string> const& args)
         cmOStringStream e;
         e << "TARGETS given OBJECT library \"" << (*targetIt)
           << "\" which may not be installed.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
       // Store the target in the list to be installed.
@@ -407,7 +407,7 @@ bool cmInstallCommand::HandleTargetsMode(std::vector<std::string> const& args)
       cmOStringStream e;
       e << "TARGETS given target \"" << (*targetIt)
         << "\" which does not exist in this directory.";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     }
@@ -499,7 +499,7 @@ bool cmInstallCommand::HandleTargetsMode(std::vector<std::string> const& args)
               cmOStringStream e;
               e << "TARGETS given no FRAMEWORK DESTINATION for shared library "
                 "FRAMEWORK target \"" << target.GetName() << "\".";
-              this->SetError(e.str().c_str());
+              this->SetError(e.str());
               return false;
               }
             }
@@ -519,7 +519,7 @@ bool cmInstallCommand::HandleTargetsMode(std::vector<std::string> const& args)
               cmOStringStream e;
               e << "TARGETS given no LIBRARY DESTINATION for shared library "
                 "target \"" << target.GetName() << "\".";
-              this->SetError(e.str().c_str());
+              this->SetError(e.str());
               return false;
               }
             }
@@ -539,7 +539,7 @@ bool cmInstallCommand::HandleTargetsMode(std::vector<std::string> const& args)
           cmOStringStream e;
           e << "TARGETS given no ARCHIVE DESTINATION for static library "
             "target \"" << target.GetName() << "\".";
-          this->SetError(e.str().c_str());
+          this->SetError(e.str());
           return false;
           }
         }
@@ -560,7 +560,7 @@ bool cmInstallCommand::HandleTargetsMode(std::vector<std::string> const& args)
           cmOStringStream e;
           e << "TARGETS given no LIBRARY DESTINATION for module target \""
             << target.GetName() << "\".";
-          this->SetError(e.str().c_str());
+          this->SetError(e.str());
           return false;
           }
         }
@@ -595,7 +595,7 @@ bool cmInstallCommand::HandleTargetsMode(std::vector<std::string> const& args)
             cmOStringStream e;
             e << "TARGETS given no BUNDLE DESTINATION for MACOSX_BUNDLE "
                  "executable target \"" << target.GetName() << "\".";
-            this->SetError(e.str().c_str());
+            this->SetError(e.str());
             return false;
             }
           }
@@ -612,7 +612,7 @@ bool cmInstallCommand::HandleTargetsMode(std::vector<std::string> const& args)
             cmOStringStream e;
             e << "TARGETS given no RUNTIME DESTINATION for executable "
                  "target \"" << target.GetName() << "\".";
-            this->SetError(e.str().c_str());
+            this->SetError(e.str());
             return false;
             }
           }
@@ -851,7 +851,7 @@ bool cmInstallCommand::HandleFilesMode(std::vector<std::string> const& args)
     // Unknown argument.
     cmOStringStream e;
     e << args[0] << " given unknown argument \"" << unknownArgs[0] << "\".";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
 
@@ -866,7 +866,7 @@ bool cmInstallCommand::HandleFilesMode(std::vector<std::string> const& args)
     // The rename option works only with one file.
     cmOStringStream e;
     e << args[0] << " given RENAME option with more than one file.";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
 
@@ -886,7 +886,7 @@ bool cmInstallCommand::HandleFilesMode(std::vector<std::string> const& args)
     // A destination is required.
     cmOStringStream e;
     e << args[0] << " given no DESTINATION!";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
 
@@ -927,7 +927,7 @@ cmInstallCommand::HandleDirectoryMode(std::vector<std::string> const& args)
         cmOStringStream e;
         e << args[0] << " does not allow \""
           << args[i] << "\" after PATTERN or REGEX.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
 
@@ -941,7 +941,7 @@ cmInstallCommand::HandleDirectoryMode(std::vector<std::string> const& args)
         cmOStringStream e;
         e << args[0] << " does not allow \""
           << args[i] << "\" after PATTERN or REGEX.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
 
@@ -969,7 +969,7 @@ cmInstallCommand::HandleDirectoryMode(std::vector<std::string> const& args)
         cmOStringStream e;
         e << args[0] << " does not allow \""
           << args[i] << "\" before a PATTERN or REGEX is given.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
       literal_args += " EXCLUDE";
@@ -982,7 +982,7 @@ cmInstallCommand::HandleDirectoryMode(std::vector<std::string> const& args)
         cmOStringStream e;
         e << args[0] << " does not allow \""
           << args[i] << "\" before a PATTERN or REGEX is given.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
 
@@ -997,7 +997,7 @@ cmInstallCommand::HandleDirectoryMode(std::vector<std::string> const& args)
         cmOStringStream e;
         e << args[0] << " does not allow \""
           << args[i] << "\" after PATTERN or REGEX.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
 
@@ -1011,7 +1011,7 @@ cmInstallCommand::HandleDirectoryMode(std::vector<std::string> const& args)
         cmOStringStream e;
         e << args[0] << " does not allow \""
           << args[i] << "\" after PATTERN or REGEX.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
 
@@ -1025,7 +1025,7 @@ cmInstallCommand::HandleDirectoryMode(std::vector<std::string> const& args)
         cmOStringStream e;
         e << args[0] << " does not allow \""
           << args[i] << "\" after PATTERN or REGEX.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
 
@@ -1040,7 +1040,7 @@ cmInstallCommand::HandleDirectoryMode(std::vector<std::string> const& args)
         cmOStringStream e;
         e << args[0] << " does not allow \""
           << args[i] << "\" after PATTERN or REGEX.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
 
@@ -1055,7 +1055,7 @@ cmInstallCommand::HandleDirectoryMode(std::vector<std::string> const& args)
         cmOStringStream e;
         e << args[0] << " does not allow \""
           << args[i] << "\" after PATTERN or REGEX.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
 
@@ -1069,7 +1069,7 @@ cmInstallCommand::HandleDirectoryMode(std::vector<std::string> const& args)
         cmOStringStream e;
         e << args[0] << " does not allow \""
           << args[i] << "\" after PATTERN or REGEX.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
 
@@ -1094,7 +1094,7 @@ cmInstallCommand::HandleDirectoryMode(std::vector<std::string> const& args)
         cmOStringStream e;
         e << args[0] << " given non-directory \""
           << args[i] << "\" to install.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
 
@@ -1150,7 +1150,7 @@ cmInstallCommand::HandleDirectoryMode(std::vector<std::string> const& args)
         cmOStringStream e;
         e << args[0] << " given invalid file permission \""
           << args[i] << "\".";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
       }
@@ -1162,7 +1162,7 @@ cmInstallCommand::HandleDirectoryMode(std::vector<std::string> const& args)
         cmOStringStream e;
         e << args[0] << " given invalid directory permission \""
           << args[i] << "\".";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
       }
@@ -1174,7 +1174,7 @@ cmInstallCommand::HandleDirectoryMode(std::vector<std::string> const& args)
         cmOStringStream e;
         e << args[0] << " given invalid permission \""
           << args[i] << "\".";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
       }
@@ -1183,7 +1183,7 @@ cmInstallCommand::HandleDirectoryMode(std::vector<std::string> const& args)
       // Unknown argument.
       cmOStringStream e;
       e << args[0] << " given unknown argument \"" << args[i] << "\".";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     }
@@ -1204,7 +1204,7 @@ cmInstallCommand::HandleDirectoryMode(std::vector<std::string> const& args)
     // A destination is required.
     cmOStringStream e;
     e << args[0] << " given no DESTINATION!";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
 
@@ -1247,7 +1247,7 @@ bool cmInstallCommand::HandleExportMode(std::vector<std::string> const& args)
     // Unknown argument.
     cmOStringStream e;
     e << args[0] << " given unknown argument \"" << unknownArgs[0] << "\".";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
 
@@ -1262,7 +1262,7 @@ bool cmInstallCommand::HandleExportMode(std::vector<std::string> const& args)
     // A destination is required.
     cmOStringStream e;
     e << args[0] << " given no DESTINATION!";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
 
@@ -1274,7 +1274,7 @@ bool cmInstallCommand::HandleExportMode(std::vector<std::string> const& args)
     e << args[0] << " given invalid export file name \"" << fname << "\".  "
       << "The FILE argument may not contain a path.  "
       << "Specify the path in the DESTINATION argument.";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
 
@@ -1285,7 +1285,7 @@ bool cmInstallCommand::HandleExportMode(std::vector<std::string> const& args)
     cmOStringStream e;
     e << args[0] << " given invalid export file name \"" << fname << "\".  "
       << "The FILE argument must specify a name ending in \".cmake\".";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
 
@@ -1302,7 +1302,7 @@ bool cmInstallCommand::HandleExportMode(std::vector<std::string> const& args)
         << "This name cannot be safely converted to a file name.  "
         << "Specify a different export name or use the FILE option to set "
         << "a file name explicitly.";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     }
@@ -1327,7 +1327,7 @@ bool cmInstallCommand::HandleExportMode(std::vector<std::string> const& args)
           << "EXPORT_LINK_INTERFACE_LIBRARIES" << "\", but target \""
           << te->Target->GetName()
           << "\" does not have policy CMP0022 set to NEW.";
-        this->SetError(e.str().c_str());
+        this->SetError(e.str());
         return false;
         }
       }
@@ -1368,7 +1368,7 @@ bool cmInstallCommand::MakeFilesFullPath(const char* modeName,
       {
       cmOStringStream e;
       e << modeName << " given directory \"" << (*fileIt) << "\" to install.";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     // Store the file for installation.
diff --git a/Source/cmInstallExportGenerator.cxx b/Source/cmInstallExportGenerator.cxx
index d2737a1..9a17052 100644
--- a/Source/cmInstallExportGenerator.cxx
+++ b/Source/cmInstallExportGenerator.cxx
@@ -94,7 +94,7 @@ void cmInstallExportGenerator::ComputeTempDir()
     {
     // Replace the destination path with a hash to keep it short.
     this->TempDir +=
-      cmSystemTools::ComputeStringMD5(this->Destination.c_str());
+      cmSystemTools::ComputeStringMD5(this->Destination);
     }
   else
     {
@@ -138,7 +138,7 @@ void cmInstallExportGenerator::GenerateScript(std::ostream& os)
 
   // Generate the import file for this export set.
   this->EFGen->SetExportFile(this->MainImportFile.c_str());
-  this->EFGen->SetNamespace(this->Namespace.c_str());
+  this->EFGen->SetNamespace(this->Namespace);
   this->EFGen->SetExportOld(this->ExportOld);
   if(this->ConfigurationTypes->empty())
     {
@@ -157,7 +157,7 @@ void cmInstallExportGenerator::GenerateScript(std::ostream& os)
           ci = this->ConfigurationTypes->begin();
         ci != this->ConfigurationTypes->end(); ++ci)
       {
-      this->EFGen->AddConfiguration(ci->c_str());
+      this->EFGen->AddConfiguration(*ci);
       }
     }
   this->EFGen->GenerateImportFile();
@@ -182,7 +182,7 @@ cmInstallExportGenerator::GenerateScriptConfigs(std::ostream& os,
       i != this->EFGen->GetConfigImportFiles().end(); ++i)
     {
     files.push_back(i->second);
-    std::string config_test = this->CreateConfigTest(i->first.c_str());
+    std::string config_test = this->CreateConfigTest(i->first);
     os << indent << "if(" << config_test << ")\n";
     this->AddInstallRule(os, cmInstallType_FILES, files, false,
                          this->FilePermissions.c_str(), 0, 0, 0,
diff --git a/Source/cmInstallFilesCommand.cxx b/Source/cmInstallFilesCommand.cxx
index 488d486..7eabbef 100644
--- a/Source/cmInstallFilesCommand.cxx
+++ b/Source/cmInstallFilesCommand.cxx
@@ -100,9 +100,9 @@ void cmInstallFilesCommand::FinalPass()
   else     // reg exp list
     {
     std::vector<std::string> files;
-    std::string regex = this->FinalArgs[0].c_str();
+    std::string regex = this->FinalArgs[0];
     cmSystemTools::Glob(this->Makefile->GetCurrentDirectory(),
-                        regex.c_str(), files);
+                        regex, files);
 
     std::vector<std::string>::iterator s = files.begin();
     // for each argument, get the files
diff --git a/Source/cmInstallProgramsCommand.cxx b/Source/cmInstallProgramsCommand.cxx
index 54d903a..597f7ee 100644
--- a/Source/cmInstallProgramsCommand.cxx
+++ b/Source/cmInstallProgramsCommand.cxx
@@ -68,7 +68,7 @@ void cmInstallProgramsCommand::FinalPass()
     {
     std::vector<std::string> programs;
     cmSystemTools::Glob(this->Makefile->GetCurrentDirectory(),
-                        this->FinalArgs[0].c_str(), programs);
+                        this->FinalArgs[0], programs);
 
     std::vector<std::string>::iterator s = programs.begin();
     // for each argument, get the programs
diff --git a/Source/cmInstallTargetsCommand.cxx b/Source/cmInstallTargetsCommand.cxx
index 277ccea..b738844 100644
--- a/Source/cmInstallTargetsCommand.cxx
+++ b/Source/cmInstallTargetsCommand.cxx
@@ -52,7 +52,7 @@ bool cmInstallTargetsCommand
     else
       {
       std::string str = "Cannot find target: \"" + *s + "\" to install.";
-      this->SetError(str.c_str());
+      this->SetError(str);
       return false;
       }
     }
diff --git a/Source/cmLinkDirectoriesCommand.cxx b/Source/cmLinkDirectoriesCommand.cxx
index 4412414..3644d93 100644
--- a/Source/cmLinkDirectoriesCommand.cxx
+++ b/Source/cmLinkDirectoriesCommand.cxx
@@ -66,5 +66,5 @@ void cmLinkDirectoriesCommand::AddLinkDir(std::string const& dir)
       unixPath = tmp;
       }
     }
-  this->Makefile->AddLinkDirectory(unixPath.c_str());
+  this->Makefile->AddLinkDirectory(unixPath);
 }
diff --git a/Source/cmLinkLibrariesCommand.cxx b/Source/cmLinkLibrariesCommand.cxx
index 2f1db2a..996b538 100644
--- a/Source/cmLinkLibrariesCommand.cxx
+++ b/Source/cmLinkLibrariesCommand.cxx
@@ -33,7 +33,7 @@ bool cmLinkLibrariesCommand
                        "a library");
         return false;
         }
-      this->Makefile->AddLinkLibrary(i->c_str(),
+      this->Makefile->AddLinkLibrary(*i,
                                  cmTarget::DEBUG);
       }
     else if (*i == "optimized")
@@ -45,12 +45,12 @@ bool cmLinkLibrariesCommand
                        "a library");
         return false;
         }
-      this->Makefile->AddLinkLibrary(i->c_str(),
+      this->Makefile->AddLinkLibrary(*i,
                                  cmTarget::OPTIMIZED);
       }
     else
       {
-      this->Makefile->AddLinkLibrary(i->c_str());
+      this->Makefile->AddLinkLibrary(*i);
       }
     }
 
diff --git a/Source/cmListCommand.cxx b/Source/cmListCommand.cxx
index 20e760a..f1ea088 100644
--- a/Source/cmListCommand.cxx
+++ b/Source/cmListCommand.cxx
@@ -69,7 +69,7 @@ bool cmListCommand
     }
 
   std::string e = "does not recognize sub-command "+subCommand;
-  this->SetError(e.c_str());
+  this->SetError(e);
   return false;
 }
 
@@ -176,12 +176,12 @@ bool cmListCommand::HandleLengthCommand(std::vector<std::string> const& args)
   // do not check the return value here
   // if the list var is not found varArgsExpanded will have size 0
   // and we will return 0
-  this->GetList(varArgsExpanded, listName.c_str());
+  this->GetList(varArgsExpanded, listName);
   size_t length = varArgsExpanded.size();
   char buffer[1024];
   sprintf(buffer, "%d", static_cast<int>(length));
 
-  this->Makefile->AddDefinition(variableName.c_str(), buffer);
+  this->Makefile->AddDefinition(variableName, buffer);
   return true;
 }
 
@@ -198,9 +198,9 @@ bool cmListCommand::HandleGetCommand(std::vector<std::string> const& args)
   const std::string& variableName = args[args.size() - 1];
   // expand the variable
   std::vector<std::string> varArgsExpanded;
-  if ( !this->GetList(varArgsExpanded, listName.c_str()) )
+  if ( !this->GetList(varArgsExpanded, listName) )
     {
-    this->Makefile->AddDefinition(variableName.c_str(), "NOTFOUND");
+    this->Makefile->AddDefinition(variableName, "NOTFOUND");
     return true;
     }
   // FIXME: Add policy to make non-existing lists an error like empty lists.
@@ -229,13 +229,13 @@ bool cmListCommand::HandleGetCommand(std::vector<std::string> const& args)
       str << "index: " << item << " out of range (-"
           << varArgsExpanded.size() << ", "
           << varArgsExpanded.size()-1 << ")";
-      this->SetError(str.str().c_str());
+      this->SetError(str.str());
       return false;
       }
     value += varArgsExpanded[item];
     }
 
-  this->Makefile->AddDefinition(variableName.c_str(), value.c_str());
+  this->Makefile->AddDefinition(variableName, value.c_str());
   return true;
 }
 
@@ -253,7 +253,7 @@ bool cmListCommand::HandleAppendCommand(std::vector<std::string> const& args)
   const std::string& listName = args[1];
   // expand the variable
   std::string listString;
-  this->GetListString(listString, listName.c_str());
+  this->GetListString(listString, listName);
   size_t cc;
   for ( cc = 2; cc < args.size(); ++ cc )
     {
@@ -264,7 +264,7 @@ bool cmListCommand::HandleAppendCommand(std::vector<std::string> const& args)
     listString += args[cc];
     }
 
-  this->Makefile->AddDefinition(listName.c_str(), listString.c_str());
+  this->Makefile->AddDefinition(listName, listString.c_str());
   return true;
 }
 
@@ -281,9 +281,9 @@ bool cmListCommand::HandleFindCommand(std::vector<std::string> const& args)
   const std::string& variableName = args[args.size() - 1];
   // expand the variable
   std::vector<std::string> varArgsExpanded;
-  if ( !this->GetList(varArgsExpanded, listName.c_str()) )
+  if ( !this->GetList(varArgsExpanded, listName) )
     {
-    this->Makefile->AddDefinition(variableName.c_str(), "-1");
+    this->Makefile->AddDefinition(variableName, "-1");
     return true;
     }
 
@@ -295,13 +295,13 @@ bool cmListCommand::HandleFindCommand(std::vector<std::string> const& args)
       {
       char indexString[32];
       sprintf(indexString, "%d", index);
-      this->Makefile->AddDefinition(variableName.c_str(), indexString);
+      this->Makefile->AddDefinition(variableName, indexString);
       return true;
       }
     index++;
     }
 
-  this->Makefile->AddDefinition(variableName.c_str(), "-1");
+  this->Makefile->AddDefinition(variableName, "-1");
   return true;
 }
 
@@ -319,12 +319,12 @@ bool cmListCommand::HandleInsertCommand(std::vector<std::string> const& args)
   // expand the variable
   int item = atoi(args[2].c_str());
   std::vector<std::string> varArgsExpanded;
-  if((!this->GetList(varArgsExpanded, listName.c_str())
+  if((!this->GetList(varArgsExpanded, listName)
       || varArgsExpanded.empty()) && item != 0)
     {
     cmOStringStream str;
     str << "index: " << item << " out of range (0, 0)";
-    this->SetError(str.str().c_str());
+    this->SetError(str.str());
     return false;
     }
 
@@ -341,7 +341,7 @@ bool cmListCommand::HandleInsertCommand(std::vector<std::string> const& args)
       str << "index: " << item << " out of range (-"
         << varArgsExpanded.size() << ", "
         << (varArgsExpanded.size() == 0?0:(varArgsExpanded.size()-1)) << ")";
-      this->SetError(str.str().c_str());
+      this->SetError(str.str());
       return false;
       }
     }
@@ -362,7 +362,7 @@ bool cmListCommand::HandleInsertCommand(std::vector<std::string> const& args)
     sep = ";";
     }
 
-  this->Makefile->AddDefinition(listName.c_str(), value.c_str());
+  this->Makefile->AddDefinition(listName, value.c_str());
   return true;
 }
 
@@ -379,7 +379,7 @@ bool cmListCommand
   const std::string& listName = args[1];
   // expand the variable
   std::vector<std::string> varArgsExpanded;
-  if ( !this->GetList(varArgsExpanded, listName.c_str()) )
+  if ( !this->GetList(varArgsExpanded, listName) )
     {
     this->SetError("sub-command REMOVE_ITEM requires list to be present.");
     return false;
@@ -411,7 +411,7 @@ bool cmListCommand
     sep = ";";
     }
 
-  this->Makefile->AddDefinition(listName.c_str(), value.c_str());
+  this->Makefile->AddDefinition(listName, value.c_str());
   return true;
 }
 
@@ -430,7 +430,7 @@ bool cmListCommand
   const std::string& listName = args[1];
   // expand the variable
   std::vector<std::string> varArgsExpanded;
-  if ( !this->GetList(varArgsExpanded, listName.c_str()) )
+  if ( !this->GetList(varArgsExpanded, listName) )
     {
     this->SetError("sub-command REVERSE requires list to be present.");
     return false;
@@ -446,7 +446,7 @@ bool cmListCommand
     sep = ";";
     }
 
-  this->Makefile->AddDefinition(listName.c_str(), value.c_str());
+  this->Makefile->AddDefinition(listName, value.c_str());
   return true;
 }
 
@@ -465,7 +465,7 @@ bool cmListCommand
   const std::string& listName = args[1];
   // expand the variable
   std::vector<std::string> varArgsExpanded;
-  if ( !this->GetList(varArgsExpanded, listName.c_str()) )
+  if ( !this->GetList(varArgsExpanded, listName) )
     {
     this->SetError(
       "sub-command REMOVE_DUPLICATES requires list to be present.");
@@ -491,7 +491,7 @@ bool cmListCommand
     }
 
 
-  this->Makefile->AddDefinition(listName.c_str(), value.c_str());
+  this->Makefile->AddDefinition(listName, value.c_str());
   return true;
 }
 
@@ -510,7 +510,7 @@ bool cmListCommand
   const std::string& listName = args[1];
   // expand the variable
   std::vector<std::string> varArgsExpanded;
-  if ( !this->GetList(varArgsExpanded, listName.c_str()) )
+  if ( !this->GetList(varArgsExpanded, listName) )
     {
     this->SetError("sub-command SORT requires list to be present.");
     return false;
@@ -528,7 +528,7 @@ bool cmListCommand
     sep = ";";
     }
 
-  this->Makefile->AddDefinition(listName.c_str(), value.c_str());
+  this->Makefile->AddDefinition(listName, value.c_str());
   return true;
 }
 
@@ -546,7 +546,7 @@ bool cmListCommand::HandleRemoveAtCommand(
   const std::string& listName = args[1];
   // expand the variable
   std::vector<std::string> varArgsExpanded;
-  if ( !this->GetList(varArgsExpanded, listName.c_str()) )
+  if ( !this->GetList(varArgsExpanded, listName) )
     {
     this->SetError("sub-command REMOVE_AT requires list to be present.");
     return false;
@@ -574,7 +574,7 @@ bool cmListCommand::HandleRemoveAtCommand(
       str << "index: " << item << " out of range (-"
           << varArgsExpanded.size() << ", "
           << varArgsExpanded.size()-1 << ")";
-      this->SetError(str.str().c_str());
+      this->SetError(str.str());
       return false;
       }
     removed.push_back(static_cast<size_t>(item));
@@ -602,7 +602,7 @@ bool cmListCommand::HandleRemoveAtCommand(
       }
     }
 
-  this->Makefile->AddDefinition(listName.c_str(), value.c_str());
+  this->Makefile->AddDefinition(listName, value.c_str());
   return true;
 }
 
diff --git a/Source/cmListFileCache.cxx b/Source/cmListFileCache.cxx
index 7461d37..34781d3 100644
--- a/Source/cmListFileCache.cxx
+++ b/Source/cmListFileCache.cxx
@@ -397,12 +397,12 @@ bool cmListFileParser::AddArgument(cmListFileLexer_Token* token,
     << "Argument not separated from preceding token by whitespace.";
   if(isError)
     {
-    this->Makefile->IssueMessage(cmake::FATAL_ERROR, m.str().c_str());
+    this->Makefile->IssueMessage(cmake::FATAL_ERROR, m.str());
     return false;
     }
   else
     {
-    this->Makefile->IssueMessage(cmake::AUTHOR_WARNING, m.str().c_str());
+    this->Makefile->IssueMessage(cmake::AUTHOR_WARNING, m.str());
     return true;
     }
 }
diff --git a/Source/cmLoadCacheCommand.cxx b/Source/cmLoadCacheCommand.cxx
index 806d821..427e29d 100644
--- a/Source/cmLoadCacheCommand.cxx
+++ b/Source/cmLoadCacheCommand.cxx
@@ -81,7 +81,7 @@ bool cmLoadCacheCommand
       {
       break;
       }
-    this->Makefile->GetCacheManager()->LoadCache(args[i].c_str(), false,
+    this->Makefile->GetCacheManager()->LoadCache(args[i], false,
                                              excludes, includes);
     }
 
@@ -104,7 +104,7 @@ bool cmLoadCacheCommand::ReadWithPrefix(std::vector<std::string> const& args)
   if(!cmSystemTools::FileExists(cacheFile.c_str()))
     {
     std::string e = "Cannot load cache file from " + cacheFile;
-    this->SetError(e.c_str());
+    this->SetError(e);
     return false;
     }
 
@@ -186,11 +186,11 @@ void cmLoadCacheCommand::CheckLine(const char* line)
       var = this->Prefix + var;
       if(value.length())
         {
-        this->Makefile->AddDefinition(var.c_str(), value.c_str());
+        this->Makefile->AddDefinition(var, value.c_str());
         }
       else
         {
-        this->Makefile->RemoveDefinition(var.c_str());
+        this->Makefile->RemoveDefinition(var);
         }
       }
     }
diff --git a/Source/cmLoadCommandCommand.cxx b/Source/cmLoadCommandCommand.cxx
index 36e9980..a4063a6 100644
--- a/Source/cmLoadCommandCommand.cxx
+++ b/Source/cmLoadCommandCommand.cxx
@@ -201,7 +201,7 @@ bool cmLoadCommandCommand
   // Start by removing the definition in case of failure.
   std::string reportVar = "CMAKE_LOADED_COMMAND_";
   reportVar += args[0];
-  this->Makefile->RemoveDefinition(reportVar.c_str());
+  this->Makefile->RemoveDefinition(reportVar);
 
   // the file must exist
   std::string moduleName =
@@ -219,7 +219,7 @@ bool cmLoadCommandCommand
     cmSystemTools::ExpandRegistryValues(exp);
 
     // Glob the entry in case of wildcards.
-    cmSystemTools::GlobDirs(exp.c_str(), path);
+    cmSystemTools::GlobDirs(exp, path);
     }
 
   // Try to find the program.
@@ -229,7 +229,7 @@ bool cmLoadCommandCommand
     cmOStringStream e;
     e << "Attempt to load command failed from file \""
       << moduleName << "\"";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
 
@@ -246,12 +246,12 @@ bool cmLoadCommandCommand
       err += " Additional error info is:\n";
       err += error;
       }
-    this->SetError(err.c_str());
+    this->SetError(err);
     return false;
     }
 
   // Report what file was loaded for this command.
-  this->Makefile->AddDefinition(reportVar.c_str(), fullPath.c_str());
+  this->Makefile->AddDefinition(reportVar, fullPath.c_str());
 
   // find the init function
   std::string initFuncName = args[0] + "Init";
diff --git a/Source/cmLocalGenerator.cxx b/Source/cmLocalGenerator.cxx
index 761db48..21957f9 100644
--- a/Source/cmLocalGenerator.cxx
+++ b/Source/cmLocalGenerator.cxx
@@ -325,7 +325,7 @@ void cmLocalGenerator::GenerateTestFiles()
       fout << "subdirs(";
       std::string outP =
         this->Children[i]->GetMakefile()->GetStartOutputDirectory();
-      fout << this->Convert(outP.c_str(),START_OUTPUT);
+      fout << this->Convert(outP,START_OUTPUT);
       fout << ")" << std::endl;
       }
     }
@@ -577,20 +577,20 @@ void cmLocalGenerator::AddCustomCommandToCreateObject(const char* ofname,
                                                     cmGeneratorTarget& target)
 {
   std::string objectDir = cmSystemTools::GetFilenamePath(std::string(ofname));
-  objectDir = this->Convert(objectDir.c_str(),START_OUTPUT,SHELL);
+  objectDir = this->Convert(objectDir,START_OUTPUT,SHELL);
   std::string objectFile = this->Convert(ofname,START_OUTPUT,SHELL);
   std::string sourceFile =
-    this->Convert(source.GetFullPath().c_str(),START_OUTPUT,SHELL,true);
+    this->Convert(source.GetFullPath(),START_OUTPUT,SHELL,true);
   std::string varString = "CMAKE_";
   varString += lang;
   varString += "_COMPILE_OBJECT";
   std::vector<std::string> rules;
-  rules.push_back(this->Makefile->GetRequiredDefinition(varString.c_str()));
+  rules.push_back(this->Makefile->GetRequiredDefinition(varString));
   varString = "CMAKE_";
   varString += lang;
   varString += "_FLAGS";
   std::string flags;
-  flags += this->Makefile->GetSafeDefinition(varString.c_str());
+  flags += this->Makefile->GetSafeDefinition(varString);
   flags += " ";
     {
     std::vector<std::string> includes;
@@ -646,7 +646,7 @@ void cmLocalGenerator::AddCustomCommandToCreateObject(const char* ofname,
   this->Makefile->AddCustomCommandToOutput(
     ofname,
     depends,
-    source.GetFullPath().c_str(),
+    source.GetFullPath(),
     commandLines,
     comment.c_str(),
     this->Makefile->GetStartOutputDirectory()
@@ -681,7 +681,7 @@ void cmLocalGenerator::AddBuildTargetRule(const std::string& llang,
         objVector.push_back(ofname);
         this->AddCustomCommandToCreateObject(ofname.c_str(),
                                              llang, *(*i), target);
-        objs += this->Convert(ofname.c_str(),START_OUTPUT,MAKEFILE);
+        objs += this->Convert(ofname,START_OUTPUT,MAKEFILE);
         objs += " ";
         }
       }
@@ -718,7 +718,7 @@ void cmLocalGenerator::AddBuildTargetRule(const std::string& llang,
 
   cmCustomCommandLines commandLines;
   std::vector<std::string> rules;
-  rules.push_back(this->Makefile->GetRequiredDefinition(createRule.c_str()));
+  rules.push_back(this->Makefile->GetRequiredDefinition(createRule));
   std::vector<std::string> commands;
   cmSystemTools::ExpandList(rules, commands);
   for(std::vector<std::string>::iterator i = commands.begin();
@@ -743,9 +743,9 @@ void cmLocalGenerator::AddBuildTargetRule(const std::string& llang,
   std::string comment = "Linking ";
   comment += llang;
   comment += " target ";
-  comment += this->Convert(targetFullPath.c_str(), START_OUTPUT);
+  comment += this->Convert(targetFullPath, START_OUTPUT);
   this->Makefile->AddCustomCommandToOutput(
-    targetFullPath.c_str(),
+    targetFullPath,
     objVector,
     "",
     commandLines,
@@ -753,7 +753,7 @@ void cmLocalGenerator::AddBuildTargetRule(const std::string& llang,
     this->Makefile->GetStartOutputDirectory()
     );
   target.Target->AddSourceFile
-    (this->Makefile->GetSource(targetFullPath.c_str()));
+    (this->Makefile->GetSource(targetFullPath));
 }
 
 
@@ -1081,28 +1081,28 @@ cmLocalGenerator::ExpandRuleVariable(std::string const& variable,
         {
         std::string arg1 = actualReplace + "_ARG1";
         cmSystemTools::ReplaceString(arg1, "${LANG}", lang);
-        compilerArg1 = this->Makefile->GetDefinition(arg1.c_str());
+        compilerArg1 = this->Makefile->GetDefinition(arg1);
         compilerTarget
               = this->Makefile->GetDefinition(
-                (std::string("CMAKE_") + lang + "_COMPILER_TARGET").c_str());
+                std::string("CMAKE_") + lang + "_COMPILER_TARGET");
         compilerOptionTarget
               = this->Makefile->GetDefinition(
-                (std::string("CMAKE_") + lang +
-                                          "_COMPILE_OPTIONS_TARGET").c_str());
+                std::string("CMAKE_") + lang +
+                                          "_COMPILE_OPTIONS_TARGET");
         compilerExternalToolchain
               = this->Makefile->GetDefinition(
-                (std::string("CMAKE_") + lang +
-                                    "_COMPILER_EXTERNAL_TOOLCHAIN").c_str());
+                std::string("CMAKE_") + lang +
+                                    "_COMPILER_EXTERNAL_TOOLCHAIN");
         compilerOptionExternalToolchain
               = this->Makefile->GetDefinition(
-                (std::string("CMAKE_") + lang +
-                              "_COMPILE_OPTIONS_EXTERNAL_TOOLCHAIN").c_str());
+                std::string("CMAKE_") + lang +
+                              "_COMPILE_OPTIONS_EXTERNAL_TOOLCHAIN");
         compilerSysroot
               = this->Makefile->GetDefinition("CMAKE_SYSROOT");
         compilerOptionSysroot
               = this->Makefile->GetDefinition(
-                (std::string("CMAKE_") + lang +
-                              "_COMPILE_OPTIONS_SYSROOT").c_str());
+                std::string("CMAKE_") + lang +
+                              "_COMPILE_OPTIONS_SYSROOT");
         }
       if(actualReplace.find("${LANG}") != actualReplace.npos)
         {
@@ -1111,11 +1111,11 @@ cmLocalGenerator::ExpandRuleVariable(std::string const& variable,
       if(actualReplace == variable)
         {
         std::string replace =
-          this->Makefile->GetSafeDefinition(variable.c_str());
+          this->Makefile->GetSafeDefinition(variable);
         // if the variable is not a FLAG then treat it like a path
         if(variable.find("_FLAG") == variable.npos)
           {
-          std::string ret = this->ConvertToOutputForExisting(replace.c_str());
+          std::string ret = this->ConvertToOutputForExisting(replace);
           // if there is a required first argument to the compiler add it
           // to the compiler string
           if(compilerArg1)
@@ -1243,7 +1243,7 @@ cmLocalGenerator::ConvertToOutputForExistingCommon(const std::string& remote,
     std::string tmp;
     if(cmSystemTools::GetShortPath(remote.c_str(), tmp))
       {
-      return this->Convert(tmp.c_str(), NONE, format, true);
+      return this->Convert(tmp, NONE, format, true);
       }
     }
 
@@ -1283,7 +1283,7 @@ std::string
 cmLocalGenerator::ConvertToIncludeReference(std::string const& path,
                                             OutputFormat format)
 {
-  return this->ConvertToOutputForExisting(path.c_str(), START_OUTPUT, format);
+  return this->ConvertToOutputForExisting(path, START_OUTPUT, format);
 }
 
 //----------------------------------------------------------------------------
@@ -1305,10 +1305,10 @@ std::string cmLocalGenerator::GetIncludeFlags(
   std::string flagVar = "CMAKE_INCLUDE_FLAG_";
   flagVar += lang;
   const char* includeFlag =
-    this->Makefile->GetSafeDefinition(flagVar.c_str());
+    this->Makefile->GetSafeDefinition(flagVar);
   flagVar = "CMAKE_INCLUDE_FLAG_SEP_";
   flagVar += lang;
-  const char* sep = this->Makefile->GetDefinition(flagVar.c_str());
+  const char* sep = this->Makefile->GetDefinition(flagVar);
   bool quotePaths = false;
   if(this->Makefile->GetDefinition("CMAKE_QUOTE_INCLUDE_PATHS"))
     {
@@ -1334,14 +1334,14 @@ std::string cmLocalGenerator::GetIncludeFlags(
   const char* sysIncludeFlag = 0;
   if(repeatFlag)
     {
-    sysIncludeFlag = this->Makefile->GetDefinition(sysFlagVar.c_str());
+    sysIncludeFlag = this->Makefile->GetDefinition(sysFlagVar);
     }
 
   std::string fwSearchFlagVar = "CMAKE_";
   fwSearchFlagVar += lang;
   fwSearchFlagVar += "_FRAMEWORK_SEARCH_FLAG";
   const char* fwSearchFlag =
-    this->Makefile->GetDefinition(fwSearchFlagVar.c_str());
+    this->Makefile->GetDefinition(fwSearchFlagVar);
 
   bool flagUsed = false;
   std::set<std::string> emitted;
@@ -1360,7 +1360,7 @@ std::string cmLocalGenerator::GetIncludeFlags(
       if(emitted.insert(frameworkDir).second)
         {
         includeFlags
-          << fwSearchFlag << this->Convert(frameworkDir.c_str(),
+          << fwSearchFlag << this->Convert(frameworkDir,
                                            START_OUTPUT, shellFormat, true)
           << " ";
         }
@@ -1421,7 +1421,7 @@ void cmLocalGenerator::AddCompileOptions(
 {
   std::string langFlagRegexVar = std::string("CMAKE_")+lang+"_FLAG_REGEX";
   if(const char* langFlagRegexStr =
-     this->Makefile->GetDefinition(langFlagRegexVar.c_str()))
+     this->Makefile->GetDefinition(langFlagRegexVar))
     {
     // Filter flags acceptable to this language.
     cmsys::RegularExpression r(langFlagRegexStr);
@@ -1438,7 +1438,7 @@ void cmLocalGenerator::AddCompileOptions(
         {
         // (Re-)Escape this flag.  COMPILE_FLAGS were already parsed
         // as a command line above, and COMPILE_OPTIONS are escaped.
-        this->AppendFlagEscape(flags, i->c_str());
+        this->AppendFlagEscape(flags, *i);
         }
       }
     }
@@ -1456,7 +1456,7 @@ void cmLocalGenerator::AddCompileOptions(
         i != opts.end(); ++i)
       {
       // COMPILE_OPTIONS are escaped.
-      this->AppendFlagEscape(flags, i->c_str());
+      this->AppendFlagEscape(flags, *i);
       }
     }
 }
@@ -1521,7 +1521,7 @@ void cmLocalGenerator::GetIncludeDirectories(std::vector<std::string>& dirs,
   std::string impDirVar = "CMAKE_";
   impDirVar += lang;
   impDirVar += "_IMPLICIT_INCLUDE_DIRECTORIES";
-  if(const char* value = this->Makefile->GetDefinition(impDirVar.c_str()))
+  if(const char* value = this->Makefile->GetDefinition(impDirVar))
     {
     std::vector<std::string> impDirVec;
     cmSystemTools::ExpandListArgument(value, impDirVec);
@@ -1596,13 +1596,13 @@ void cmLocalGenerator::GetStaticLibraryFlags(std::string& flags,
   if(!config.empty())
     {
     std::string name = "CMAKE_STATIC_LINKER_FLAGS_" + config;
-    this->AppendFlags(flags, this->Makefile->GetSafeDefinition(name.c_str()));
+    this->AppendFlags(flags, this->Makefile->GetSafeDefinition(name));
     }
   this->AppendFlags(flags, target->GetProperty("STATIC_LIBRARY_FLAGS"));
   if(!config.empty())
     {
     std::string name = "STATIC_LIBRARY_FLAGS_" + config;
-    this->AppendFlags(flags, target->GetProperty(name.c_str()));
+    this->AppendFlags(flags, target->GetProperty(name));
     }
 }
 
@@ -1635,7 +1635,7 @@ void cmLocalGenerator::GetTargetFlags(std::string& linkLibs,
         std::string build = libraryLinkVariable;
         build += "_";
         build += buildType;
-        linkFlags += this->Makefile->GetSafeDefinition(build.c_str());
+        linkFlags += this->Makefile->GetSafeDefinition(build);
         linkFlags += " ";
         }
       if(this->Makefile->IsOn("WIN32") &&
@@ -1651,7 +1651,7 @@ void cmLocalGenerator::GetTargetFlags(std::string& linkLibs,
             {
             linkFlags +=
               this->Makefile->GetSafeDefinition("CMAKE_LINK_DEF_FILE_FLAG");
-            linkFlags += this->Convert(sf->GetFullPath().c_str(),
+            linkFlags += this->Convert(sf->GetFullPath(),
                                        FULL, SHELL);
             linkFlags += " ";
             }
@@ -1667,7 +1667,7 @@ void cmLocalGenerator::GetTargetFlags(std::string& linkLibs,
         {
         std::string configLinkFlags = "LINK_FLAGS_";
         configLinkFlags += buildType;
-        targetLinkFlags = target->GetProperty(configLinkFlags.c_str());
+        targetLinkFlags = target->GetProperty(configLinkFlags);
         if(targetLinkFlags)
           {
           linkFlags += targetLinkFlags;
@@ -1687,7 +1687,7 @@ void cmLocalGenerator::GetTargetFlags(std::string& linkLibs,
         {
         std::string build = "CMAKE_EXE_LINKER_FLAGS_";
         build += buildType;
-        linkFlags += this->Makefile->GetSafeDefinition(build.c_str());
+        linkFlags += this->Makefile->GetSafeDefinition(build);
         linkFlags += " ";
         }
       std::string linkLanguage = target->Target->GetLinkerLanguage();
@@ -1706,7 +1706,7 @@ void cmLocalGenerator::GetTargetFlags(std::string& linkLibs,
         {
         std::string sFlagVar = std::string("CMAKE_SHARED_BUILD_")
           + linkLanguage + std::string("_FLAGS");
-        linkFlags += this->Makefile->GetSafeDefinition(sFlagVar.c_str());
+        linkFlags += this->Makefile->GetSafeDefinition(sFlagVar);
         linkFlags += " ";
         }
       if ( target->GetPropertyAsBool("WIN32_EXECUTABLE") )
@@ -1728,7 +1728,7 @@ void cmLocalGenerator::GetTargetFlags(std::string& linkLibs,
         exportFlagVar += "_FLAG";
 
         linkFlags +=
-          this->Makefile->GetSafeDefinition(exportFlagVar.c_str());
+          this->Makefile->GetSafeDefinition(exportFlagVar);
         linkFlags += " ";
         }
       const char* targetLinkFlags = target->GetProperty("LINK_FLAGS");
@@ -1741,7 +1741,7 @@ void cmLocalGenerator::GetTargetFlags(std::string& linkLibs,
         {
         std::string configLinkFlags = "LINK_FLAGS_";
         configLinkFlags += buildType;
-        targetLinkFlags = target->GetProperty(configLinkFlags.c_str());
+        targetLinkFlags = target->GetProperty(configLinkFlags);
         if(targetLinkFlags)
           {
           linkFlags += targetLinkFlags;
@@ -1785,7 +1785,7 @@ std::string cmLocalGenerator::ConvertToLinkReference(std::string const& lib,
 #endif
 
   // Normal behavior.
-  return this->Convert(lib.c_str(), START_OUTPUT, format);
+  return this->Convert(lib, START_OUTPUT, format);
 }
 
 /**
@@ -1827,7 +1827,7 @@ void cmLocalGenerator::OutputLinkLibraries(std::string& linkLibraries,
   linkFlagsVar += "_FLAGS";
   if( tgt.GetType() == cmTarget::EXECUTABLE )
     {
-    linkLibs = this->Makefile->GetSafeDefinition(linkFlagsVar.c_str());
+    linkLibs = this->Makefile->GetSafeDefinition(linkFlagsVar);
     linkLibs += " ";
     }
 
@@ -1836,7 +1836,7 @@ void cmLocalGenerator::OutputLinkLibraries(std::string& linkLibraries,
   fwSearchFlagVar += linkLanguage;
   fwSearchFlagVar += "_FRAMEWORK_SEARCH_FLAG";
   const char* fwSearchFlag =
-    this->Makefile->GetDefinition(fwSearchFlagVar.c_str());
+    this->Makefile->GetDefinition(fwSearchFlagVar);
   if(fwSearchFlag && *fwSearchFlag)
     {
     std::vector<std::string> const& fwDirs = cli.GetFrameworkPaths();
@@ -1844,7 +1844,7 @@ void cmLocalGenerator::OutputLinkLibraries(std::string& linkLibraries,
         fdi != fwDirs.end(); ++fdi)
       {
       frameworkPath += fwSearchFlag;
-      frameworkPath += this->Convert(fdi->c_str(), NONE, shellFormat, false);
+      frameworkPath += this->Convert(*fdi, NONE, shellFormat, false);
       frameworkPath += " ";
       }
     }
@@ -1854,7 +1854,7 @@ void cmLocalGenerator::OutputLinkLibraries(std::string& linkLibraries,
   for(std::vector<std::string>::const_iterator libDir = libDirs.begin();
       libDir != libDirs.end(); ++libDir)
     {
-    std::string libpath = this->ConvertToOutputForExisting(libDir->c_str(),
+    std::string libpath = this->ConvertToOutputForExisting(*libDir,
                                                            START_OUTPUT,
                                                            shellFormat);
     linkPath += " " + libPathFlag;
@@ -1899,7 +1899,7 @@ void cmLocalGenerator::OutputLinkLibraries(std::string& linkLibraries,
         ri != runtimeDirs.end(); ++ri)
       {
       rpath += cli.GetRuntimeFlag();
-      rpath += this->Convert(ri->c_str(), NONE, shellFormat, false);
+      rpath += this->Convert(*ri, NONE, shellFormat, false);
       rpath += " ";
       }
     fout << rpath;
@@ -1913,7 +1913,7 @@ void cmLocalGenerator::OutputLinkLibraries(std::string& linkLibraries,
     if(!rpath.empty())
       {
       fout << cli.GetRuntimeFlag();
-      fout << this->EscapeForShell(rpath.c_str(), escapeAllowMakeVars);
+      fout << this->EscapeForShell(rpath, escapeAllowMakeVars);
       fout << " ";
       }
     }
@@ -1923,7 +1923,7 @@ void cmLocalGenerator::OutputLinkLibraries(std::string& linkLibraries,
   if(!cli.GetRPathLinkFlag().empty() && !rpath_link.empty())
     {
     fout << cli.GetRPathLinkFlag();
-    fout << this->EscapeForShell(rpath_link.c_str(), escapeAllowMakeVars);
+    fout << this->EscapeForShell(rpath_link, escapeAllowMakeVars);
     fout << " ";
     }
 
@@ -1932,7 +1932,7 @@ void cmLocalGenerator::OutputLinkLibraries(std::string& linkLibraries,
   standardLibsVar += cli.GetLinkLanguage();
   standardLibsVar += "_STANDARD_LIBRARIES";
   if(const char* stdLibs =
-     this->Makefile->GetDefinition(standardLibsVar.c_str()))
+     this->Makefile->GetDefinition(standardLibsVar))
     {
     fout << stdLibs << " ";
     }
@@ -1963,13 +1963,13 @@ void cmLocalGenerator::AddArchitectureFlags(std::string& flags,
     std::string sysrootFlagVar =
       std::string("CMAKE_") + lang + "_SYSROOT_FLAG";
     const char* sysrootFlag =
-      this->Makefile->GetDefinition(sysrootFlagVar.c_str());
+      this->Makefile->GetDefinition(sysrootFlagVar);
     const char* deploymentTarget =
       this->Makefile->GetDefinition("CMAKE_OSX_DEPLOYMENT_TARGET");
     std::string deploymentTargetFlagVar =
       std::string("CMAKE_") + lang + "_OSX_DEPLOYMENT_TARGET_FLAG";
     const char* deploymentTargetFlag =
-      this->Makefile->GetDefinition(deploymentTargetFlagVar.c_str());
+      this->Makefile->GetDefinition(deploymentTargetFlagVar);
     if(!archs.empty() && !lang.empty() && (lang[0] =='C' || lang[0] == 'F'))
       {
       for(std::vector<std::string>::iterator i = archs.begin();
@@ -2008,7 +2008,7 @@ void cmLocalGenerator::AddLanguageFlags(std::string& flags,
   std::string flagsVar = "CMAKE_";
   flagsVar += lang;
   flagsVar += "_FLAGS";
-  this->AddConfigVariableFlags(flags, flagsVar.c_str(), config);
+  this->AddConfigVariableFlags(flags, flagsVar, config);
 }
 
 //----------------------------------------------------------------------------
@@ -2124,7 +2124,7 @@ void cmLocalGenerator::AddSharedFlags(std::string& flags,
     flagsVar = "CMAKE_SHARED_LIBRARY_";
     flagsVar += lang;
     flagsVar += "_FLAGS";
-    this->AppendFlags(flags, this->Makefile->GetDefinition(flagsVar.c_str()));
+    this->AppendFlags(flags, this->Makefile->GetDefinition(flagsVar));
     }
 }
 
@@ -2134,14 +2134,14 @@ static void AddVisibilityCompileOption(std::string &flags, cmTarget* target,
 {
   std::string l(lang);
   std::string compileOption = "CMAKE_" + l + "_COMPILE_OPTIONS_VISIBILITY";
-  const char *opt = lg->GetMakefile()->GetDefinition(compileOption.c_str());
+  const char *opt = lg->GetMakefile()->GetDefinition(compileOption);
   if (!opt)
     {
     return;
     }
   std::string flagDefine = l + "_VISIBILITY_PRESET";
 
-  const char *prop = target->GetProperty(flagDefine.c_str());
+  const char *prop = target->GetProperty(flagDefine);
   if (!prop)
     {
     return;
@@ -2167,7 +2167,7 @@ static void AddInlineVisibilityCompileOption(std::string &flags,
 {
   std::string compileOption
                 = "CMAKE_CXX_COMPILE_OPTIONS_VISIBILITY_INLINES_HIDDEN";
-  const char *opt = lg->GetMakefile()->GetDefinition(compileOption.c_str());
+  const char *opt = lg->GetMakefile()->GetDefinition(compileOption);
   if (!opt)
     {
     return;
@@ -2220,7 +2220,7 @@ void cmLocalGenerator::AddCMP0018Flags(std::string &flags, cmTarget* target,
 
   if (this->GetShouldUseOldFlags(shared, lang))
     {
-    this->AddSharedFlags(flags, lang.c_str(), shared);
+    this->AddSharedFlags(flags, lang, shared);
     }
   else
     {
@@ -2241,7 +2241,7 @@ void cmLocalGenerator::AddCMP0018Flags(std::string &flags, cmTarget* target,
       }
     if (shared)
       {
-      this->AppendFeatureOptions(flags, lang.c_str(), "DLL");
+      this->AppendFeatureOptions(flags, lang, "DLL");
       }
     }
 }
@@ -2258,7 +2258,7 @@ bool cmLocalGenerator::GetShouldUseOldFlags(bool shared,
     flagsVar += lang;
     flagsVar += "_FLAGS";
     const char* flags =
-        this->Makefile->GetSafeDefinition(flagsVar.c_str());
+        this->Makefile->GetSafeDefinition(flagsVar);
 
     if (flags && flags != originalFlags)
       {
@@ -2303,14 +2303,14 @@ void cmLocalGenerator::AddPositionIndependentFlags(std::string& flags,
     std::string flagsVar = "CMAKE_";
     flagsVar += lang;
     flagsVar += "_COMPILE_OPTIONS_PIE";
-    picFlags = this->Makefile->GetSafeDefinition(flagsVar.c_str());
+    picFlags = this->Makefile->GetSafeDefinition(flagsVar);
     }
   if (!picFlags)
     {
     std::string flagsVar = "CMAKE_";
     flagsVar += lang;
     flagsVar += "_COMPILE_OPTIONS_PIC";
-    picFlags = this->Makefile->GetSafeDefinition(flagsVar.c_str());
+    picFlags = this->Makefile->GetSafeDefinition(flagsVar);
     }
   if (picFlags)
     {
@@ -2319,7 +2319,7 @@ void cmLocalGenerator::AddPositionIndependentFlags(std::string& flags,
     for(std::vector<std::string>::const_iterator oi = options.begin();
         oi != options.end(); ++oi)
       {
-      this->AppendFlagEscape(flags, oi->c_str());
+      this->AppendFlagEscape(flags, *oi);
       }
     }
 }
@@ -2331,13 +2331,13 @@ void cmLocalGenerator::AddConfigVariableFlags(std::string& flags,
 {
   // Add the flags from the variable itself.
   std::string flagsVar = var;
-  this->AppendFlags(flags, this->Makefile->GetDefinition(flagsVar.c_str()));
+  this->AppendFlags(flags, this->Makefile->GetDefinition(flagsVar));
   // Add the flags from the build-type specific variable.
   if(!config.empty())
     {
     flagsVar += "_";
     flagsVar += cmSystemTools::UpperCase(config);
-    this->AppendFlags(flags, this->Makefile->GetDefinition(flagsVar.c_str()));
+    this->AppendFlags(flags, this->Makefile->GetDefinition(flagsVar));
     }
 }
 
@@ -2407,7 +2407,7 @@ void cmLocalGenerator::JoinDefines(const std::set<std::string>& defines,
     std::string defineFlagVar = "CMAKE_";
     defineFlagVar += lang;
     defineFlagVar += "_DEFINE_FLAG";
-    const char* df = this->Makefile->GetDefinition(defineFlagVar.c_str());
+    const char* df = this->Makefile->GetDefinition(defineFlagVar);
     if(df && *df)
       {
       dflag = df;
@@ -2468,14 +2468,14 @@ void cmLocalGenerator::AppendFeatureOptions(
   optVar += lang;
   optVar += "_COMPILE_OPTIONS_";
   optVar += feature;
-  if(const char* optionList = this->Makefile->GetDefinition(optVar.c_str()))
+  if(const char* optionList = this->Makefile->GetDefinition(optVar))
     {
     std::vector<std::string> options;
     cmSystemTools::ExpandListArgument(optionList, options);
     for(std::vector<std::string>::const_iterator oi = options.begin();
         oi != options.end(); ++oi)
       {
-      this->AppendFlagEscape(flags, oi->c_str());
+      this->AppendFlagEscape(flags, *oi);
       }
     }
 }
@@ -2501,7 +2501,7 @@ cmLocalGenerator::ConstructComment(const cmCustomCommand& cc,
         o != cc.GetOutputs().end(); ++o)
       {
       comment += sep;
-      comment += this->Convert(o->c_str(), cmLocalGenerator::START_OUTPUT);
+      comment += this->Convert(*o, cmLocalGenerator::START_OUTPUT);
       sep = ", ";
       }
     return comment;
@@ -2556,24 +2556,24 @@ std::string cmLocalGenerator::Convert(const std::string& source,
       case HOME:
         //result = cmSystemTools::CollapseFullPath(result.c_str());
         result = this->ConvertToRelativePath(this->HomeDirectoryComponents,
-                                             result.c_str());
+                                             result);
         break;
       case START:
         //result = cmSystemTools::CollapseFullPath(result.c_str());
         result = this->ConvertToRelativePath(this->StartDirectoryComponents,
-                                             result.c_str());
+                                             result);
         break;
       case HOME_OUTPUT:
         //result = cmSystemTools::CollapseFullPath(result.c_str());
         result =
           this->ConvertToRelativePath(this->HomeOutputDirectoryComponents,
-                                      result.c_str());
+                                      result);
         break;
       case START_OUTPUT:
         //result = cmSystemTools::CollapseFullPath(result.c_str());
         result =
           this->ConvertToRelativePath(this->StartOutputDirectoryComponents,
-                                      result.c_str());
+                                      result);
         break;
       case FULL:
         result = cmSystemTools::CollapseFullPath(result.c_str());
@@ -2582,7 +2582,7 @@ std::string cmLocalGenerator::Convert(const std::string& source,
         break;
       }
     }
-  return this->ConvertToOutputFormat(result.c_str(), output);
+  return this->ConvertToOutputFormat(result, output);
 }
 
 //----------------------------------------------------------------------------
@@ -2617,11 +2617,11 @@ std::string cmLocalGenerator::ConvertToOutputFormat(const std::string& source,
         pos++;
         }
       }
-    result = this->EscapeForShell(result.c_str(), true, false);
+    result = this->EscapeForShell(result, true, false);
     }
   else if(output == RESPONSE)
     {
-    result = this->EscapeForShell(result.c_str(), false, false);
+    result = this->EscapeForShell(result, false, false);
     }
   return result;
 }
@@ -2642,7 +2642,7 @@ std::string cmLocalGenerator::Convert(RelativeRoot remote,
     std::vector<std::string> components;
     cmSystemTools::SplitPath(local.c_str(), components);
     std::string result = this->ConvertToRelativePath(components, remotePath);
-    return this->ConvertToOutputFormat(result.c_str(), output);
+    return this->ConvertToOutputFormat(result, output);
     }
   else
     {
@@ -3150,7 +3150,7 @@ cmLocalGenerator
         std::string repVar = "CMAKE_";
         repVar += lang;
         repVar += "_OUTPUT_EXTENSION_REPLACE";
-        replaceExt = this->Makefile->IsOn(repVar.c_str());
+        replaceExt = this->Makefile->IsOn(repVar);
         }
       }
 
@@ -3175,7 +3175,7 @@ cmLocalGenerator
     }
 
   // Convert to a safe name.
-  return this->CreateSafeUniqueObjectFileName(objectName.c_str(), dir_max);
+  return this->CreateSafeUniqueObjectFileName(objectName, dir_max);
 }
 
 //----------------------------------------------------------------------------
@@ -3470,7 +3470,7 @@ static void cmLGInfoProp(cmMakefile* mf, cmTarget* target,
 {
   if(const char* val = target->GetProperty(prop))
     {
-    mf->AddDefinition(prop.c_str(), val);
+    mf->AddDefinition(prop, val);
     }
 }
 
diff --git a/Source/cmLocalNinjaGenerator.cxx b/Source/cmLocalNinjaGenerator.cxx
index 862823f..acaacdd 100644
--- a/Source/cmLocalNinjaGenerator.cxx
+++ b/Source/cmLocalNinjaGenerator.cxx
@@ -146,14 +146,14 @@ std::string
 cmLocalNinjaGenerator::ConvertToLinkReference(std::string const& lib,
                                               OutputFormat format)
 {
-  return this->Convert(lib.c_str(), HOME_OUTPUT, format);
+  return this->Convert(lib, HOME_OUTPUT, format);
 }
 
 std::string
 cmLocalNinjaGenerator::ConvertToIncludeReference(std::string const& path,
                                                  OutputFormat format)
 {
-  return this->Convert(path.c_str(), HOME_OUTPUT, format);
+  return this->Convert(path, HOME_OUTPUT, format);
 }
 
 //----------------------------------------------------------------------------
@@ -310,7 +310,7 @@ void cmLocalNinjaGenerator::AppendCustomCommandDeps(const cmCustomCommand *cc,
   for (std::vector<std::string>::const_iterator i = deps.begin();
        i != deps.end(); ++i) {
     std::string dep;
-    if (this->GetRealDependency(i->c_str(), this->GetConfigName(), dep))
+    if (this->GetRealDependency(*i, this->GetConfigName(), dep))
       ninjaDeps.push_back(ConvertToNinjaPath(dep.c_str()));
   }
 }
@@ -382,7 +382,7 @@ void cmLocalNinjaGenerator::AppendCustomCommandLines(const cmCustomCommand *cc,
 
   for (unsigned i = 0; i != ccg.GetNumberOfCommands(); ++i) {
     cmdLines.push_back(launcher +
-      this->ConvertToOutputFormat(ccg.GetCommand(i).c_str(), SHELL));
+      this->ConvertToOutputFormat(ccg.GetCommand(i), SHELL));
 
     std::string& cmd = cmdLines.back();
     ccg.AppendArguments(i, cmd);
@@ -493,7 +493,7 @@ std::string cmLocalNinjaGenerator::MakeCustomLauncher(
     RelativeRoot relative_root =
       cc.GetWorkingDirectory() ? NONE : START_OUTPUT;
 
-    output = this->Convert(outputs[0].c_str(), relative_root, SHELL);
+    output = this->Convert(outputs[0], relative_root, SHELL);
   }
   vars.Output = output.c_str();
 
diff --git a/Source/cmLocalUnixMakefileGenerator3.cxx b/Source/cmLocalUnixMakefileGenerator3.cxx
index f7088c2..5dd2bb1 100644
--- a/Source/cmLocalUnixMakefileGenerator3.cxx
+++ b/Source/cmLocalUnixMakefileGenerator3.cxx
@@ -339,7 +339,7 @@ cmLocalUnixMakefileGenerator3
     depends.push_back(output);
     std::vector<std::string> no_commands;
     this->WriteMakeRule(ruleFileStream, 0,
-                        outNoExt.c_str(), depends, no_commands, true, true);
+                        outNoExt, depends, no_commands, true, true);
     inHelp = false;
     }
 
@@ -355,7 +355,7 @@ cmLocalUnixMakefileGenerator3
     targetName += "/";
     targetName += output;
     commands.push_back(
-      this->GetRecursiveMakeCall(tgtMakefileName.c_str(), targetName.c_str())
+      this->GetRecursiveMakeCall(tgtMakefileName.c_str(), targetName)
       );
     }
   this->CreateCDCommand(commands,
@@ -407,12 +407,12 @@ void cmLocalUnixMakefileGenerator3
       std::string makefile2 = cmake::GetCMakeFilesDirectoryPostSlash();
       makefile2 += "Makefile2";
       commands.push_back(this->GetRecursiveMakeCall
-                         (makefile2.c_str(),localName.c_str()));
+                         (makefile2.c_str(),localName));
       this->CreateCDCommand(commands,
                             this->Makefile->GetHomeOutputDirectory(),
                             cmLocalGenerator::START_OUTPUT);
       this->WriteMakeRule(ruleFileStream, "Convenience name for target.",
-                          localName.c_str(), depends, commands, true);
+                          localName, depends, commands, true);
 
       // Add a target with the canonical name (no prefix, suffix or path).
       if(localName != t->second->GetName())
@@ -436,17 +436,17 @@ void cmLocalUnixMakefileGenerator3
       depends.clear();
       commands.clear();
       commands.push_back(this->GetRecursiveMakeCall
-                         (makefileName.c_str(), makeTargetName.c_str()));
+                         (makefileName.c_str(), makeTargetName));
       this->CreateCDCommand(commands,
                             this->Makefile->GetHomeOutputDirectory(),
                             cmLocalGenerator::START_OUTPUT);
       this->WriteMakeRule(ruleFileStream, "fast build rule for target.",
-                          localName.c_str(), depends, commands, true);
+                          localName, depends, commands, true);
 
       // Add a local name for the rule to relink the target before
       // installation.
       if(t->second->Target
-                  ->NeedRelinkBeforeInstall(this->ConfigurationName.c_str()))
+                  ->NeedRelinkBeforeInstall(this->ConfigurationName))
         {
         makeTargetName = this->GetRelativeTargetDirectory(*t->second->Target);
         makeTargetName += "/preinstall";
@@ -455,13 +455,13 @@ void cmLocalUnixMakefileGenerator3
         depends.clear();
         commands.clear();
         commands.push_back(this->GetRecursiveMakeCall
-                           (makefile2.c_str(), makeTargetName.c_str()));
+                           (makefile2.c_str(), makeTargetName));
         this->CreateCDCommand(commands,
                               this->Makefile->GetHomeOutputDirectory(),
                               cmLocalGenerator::START_OUTPUT);
         this->WriteMakeRule(ruleFileStream,
                             "Manual pre-install relink rule for target.",
-                            localName.c_str(), depends, commands, true);
+                            localName, depends, commands, true);
         }
       }
     }
@@ -582,7 +582,7 @@ cmLocalUnixMakefileGenerator3
 
   // Construct the left hand side of the rule.
   replace = target;
-  std::string tgt = this->Convert(replace.c_str(),HOME_OUTPUT,MAKEFILE);
+  std::string tgt = this->Convert(replace,HOME_OUTPUT,MAKEFILE);
   const char* space = "";
   if(tgt.size() == 1)
     {
@@ -615,7 +615,7 @@ cmLocalUnixMakefileGenerator3
         dep != depends.end(); ++dep)
       {
       replace = *dep;
-      replace = this->Convert(replace.c_str(),HOME_OUTPUT,MAKEFILE);
+      replace = this->Convert(replace,HOME_OUTPUT,MAKEFILE);
       os << cmMakeSafe(tgt) << space << ": " << cmMakeSafe(replace) << "\n";
       }
     }
@@ -654,10 +654,10 @@ cmLocalUnixMakefileGenerator3
     std::string scmd;
     if(cmSystemTools::GetShortPath(cmd.c_str(), scmd))
       {
-      return this->Convert(scmd.c_str(), NONE, SHELL);
+      return this->Convert(scmd, NONE, SHELL);
       }
     }
-  return this->Convert(cmd.c_str(), root, SHELL);
+  return this->Convert(cmd, root, SHELL);
 }
 
 //----------------------------------------------------------------------------
@@ -829,7 +829,7 @@ void cmLocalUnixMakefileGenerator3
   std::string runRule =
     "$(CMAKE_COMMAND) -H$(CMAKE_SOURCE_DIR) -B$(CMAKE_BINARY_DIR)";
   runRule += " --check-build-system ";
-  runRule += this->Convert(cmakefileName.c_str(),NONE,SHELL);
+  runRule += this->Convert(cmakefileName,NONE,SHELL);
   runRule += " 0";
 
   std::vector<std::string> no_depends;
@@ -886,7 +886,7 @@ cmLocalUnixMakefileGenerator3
 {
   std::string dir = this->HomeRelativeOutputPath;
   dir += this->GetTargetDirectory(target);
-  return this->Convert(dir.c_str(),NONE,UNCHANGED);
+  return this->Convert(dir,NONE,UNCHANGED);
 }
 
 
@@ -962,7 +962,7 @@ cmLocalUnixMakefileGenerator3
     {
     // Lookup the real name of the dependency in case it is a CMake target.
     std::string dep;
-    if(this->GetRealDependency(d->c_str(), this->ConfigurationName.c_str(),
+    if(this->GetRealDependency(*d, this->ConfigurationName,
                                dep))
       {
       depends.push_back(dep);
@@ -1020,7 +1020,7 @@ cmLocalUnixMakefileGenerator3
     {
     *content << dir;
     }
-  cmCustomCommandGenerator ccg(cc, this->ConfigurationName.c_str(),
+  cmCustomCommandGenerator ccg(cc, this->ConfigurationName,
                                this->Makefile);
 
   // Add each command line to the set of commands.
@@ -1055,7 +1055,7 @@ cmLocalUnixMakefileGenerator3
       bool had_slash = cmd.find("/") != cmd.npos;
       if(!workingDir)
         {
-        cmd = this->Convert(cmd.c_str(),START_OUTPUT);
+        cmd = this->Convert(cmd,START_OUTPUT);
         }
       bool has_slash = cmd.find("/") != cmd.npos;
       if(had_slash && !has_slash)
@@ -1141,7 +1141,7 @@ cmLocalUnixMakefileGenerator3::MakeLauncher(const cmCustomCommand& cc,
   const std::vector<std::string>& outputs = cc.GetOutputs();
   if(!outputs.empty())
     {
-    output = this->Convert(outputs[0].c_str(), relative, SHELL);
+    output = this->Convert(outputs[0], relative, SHELL);
     }
   vars.Output = output.c_str();
 
@@ -1171,7 +1171,7 @@ cmLocalUnixMakefileGenerator3
     cleanfile += filename;
     }
   cleanfile += ".cmake";
-  std::string cleanfilePath = this->Convert(cleanfile.c_str(), FULL);
+  std::string cleanfilePath = this->Convert(cleanfile, FULL);
   cmsys::ofstream fout(cleanfilePath.c_str());
   if(!fout)
     {
@@ -1183,13 +1183,13 @@ cmLocalUnixMakefileGenerator3
     for(std::vector<std::string>::const_iterator f = files.begin();
         f != files.end(); ++f)
       {
-      std::string fc = this->Convert(f->c_str(),START_OUTPUT,UNCHANGED);
-      fout << "  " << this->EscapeForCMake(fc.c_str()) << "\n";
+      std::string fc = this->Convert(*f,START_OUTPUT,UNCHANGED);
+      fout << "  " << this->EscapeForCMake(fc) << "\n";
       }
     fout << ")\n";
     }
   std::string remove = "$(CMAKE_COMMAND) -P ";
-  remove += this->Convert(cleanfile.c_str(), START_OUTPUT, SHELL);
+  remove += this->Convert(cleanfile, START_OUTPUT, SHELL);
   commands.push_back(remove);
 
   // For the main clean rule add per-language cleaning.
@@ -1267,14 +1267,14 @@ cmLocalUnixMakefileGenerator3::AppendEcho(std::vector<std::string>& commands,
           {
           // Use the native echo command.
           cmd = "@echo ";
-          cmd += this->EscapeForShell(line.c_str(), false, true);
+          cmd += this->EscapeForShell(line, false, true);
           }
         else
           {
           // Use cmake to echo the text in color.
           cmd = "@$(CMAKE_COMMAND) -E cmake_echo_color --switch=$(COLOR) ";
           cmd += color_name;
-          cmd += this->EscapeForShell(line.c_str());
+          cmd += this->EscapeForShell(line);
           }
         commands.push_back(cmd);
         }
@@ -1588,14 +1588,14 @@ cmLocalUnixMakefileGenerator3
          langs.begin(); li != langs.end(); ++li)
     {
     // construct the checker
-    std::string lang = li->c_str();
+    std::string lang = *li;
 
     // Create the scanner for this language
     cmDepends *scanner = 0;
     if(lang == "C" || lang == "CXX" || lang == "RC" || lang == "ASM")
       {
       // TODO: Handle RC (resource files) dependencies correctly.
-      scanner = new cmDependsC(this, targetDir, lang.c_str(), &validDeps);
+      scanner = new cmDependsC(this, targetDir, lang, &validDeps);
       }
 #ifdef CMAKE_BUILD_WITH_CMAKE
     else if(lang == "Fortran")
@@ -1613,7 +1613,7 @@ cmLocalUnixMakefileGenerator3
       scanner->SetLocalGenerator(this);
       scanner->SetFileComparison
         (this->GlobalGenerator->GetCMakeInstance()->GetFileComparison());
-      scanner->SetLanguage(lang.c_str());
+      scanner->SetLanguage(lang);
       scanner->SetTargetDirectory(dir.c_str());
       scanner->Write(ruleFileStream, internalRuleFileStream);
 
@@ -1726,7 +1726,7 @@ void cmLocalUnixMakefileGenerator3
          dit != glIt->second.GetUtilities().end();
         ++ dit )
         {
-        depends.push_back(dit->c_str());
+        depends.push_back(*dit);
         }
       this->AppendEcho(commands, text,
                        cmLocalUnixMakefileGenerator3::EchoGlobal);
@@ -1746,7 +1746,7 @@ void cmLocalUnixMakefileGenerator3
                                  cmLocalGenerator::START_OUTPUT);
       std::string targetName = glIt->second.GetName();
       this->WriteMakeRule(ruleFileStream, targetString.c_str(),
-                          targetName.c_str(), depends, commands, true);
+                          targetName, depends, commands, true);
 
       // Provide a "/fast" version of the target.
       depends.clear();
@@ -1766,7 +1766,7 @@ void cmLocalUnixMakefileGenerator3
         }
       targetName += "/fast";
       this->WriteMakeRule(ruleFileStream, targetString.c_str(),
-                          targetName.c_str(), depends, commands, true);
+                          targetName, depends, commands, true);
       }
     }
 
@@ -1786,15 +1786,15 @@ void cmLocalUnixMakefileGenerator3
     cmOStringStream progCmd;
     progCmd <<
       "$(CMAKE_COMMAND) -E cmake_progress_start ";
-    progCmd << this->Convert(progressDir.c_str(),
+    progCmd << this->Convert(progressDir,
                              cmLocalGenerator::FULL,
                              cmLocalGenerator::SHELL);
 
     std::string progressFile = cmake::GetCMakeFilesDirectory();
     progressFile += "/progress.marks";
     std::string progressFileNameFull =
-      this->ConvertToFullPath(progressFile.c_str());
-    progCmd << " " << this->Convert(progressFileNameFull.c_str(),
+      this->ConvertToFullPath(progressFile);
+    progCmd << " " << this->Convert(progressFileNameFull,
                                     cmLocalGenerator::FULL,
                                     cmLocalGenerator::SHELL);
     commands.push_back(progCmd.str());
@@ -1802,14 +1802,14 @@ void cmLocalUnixMakefileGenerator3
   std::string mf2Dir = cmake::GetCMakeFilesDirectoryPostSlash();
   mf2Dir += "Makefile2";
   commands.push_back(this->GetRecursiveMakeCall(mf2Dir.c_str(),
-                                                recursiveTarget.c_str()));
+                                                recursiveTarget));
   this->CreateCDCommand(commands,
                         this->Makefile->GetHomeOutputDirectory(),
                         cmLocalGenerator::START_OUTPUT);
     {
     cmOStringStream progCmd;
     progCmd << "$(CMAKE_COMMAND) -E cmake_progress_start "; // # 0
-    progCmd << this->Convert(progressDir.c_str(),
+    progCmd << this->Convert(progressDir,
                              cmLocalGenerator::FULL,
                              cmLocalGenerator::SHELL);
     progCmd << " 0";
@@ -1824,7 +1824,7 @@ void cmLocalUnixMakefileGenerator3
   commands.clear();
   depends.clear();
   commands.push_back(this->GetRecursiveMakeCall(mf2Dir.c_str(),
-                                                recursiveTarget.c_str()));
+                                                recursiveTarget));
   this->CreateCDCommand(commands,
                                 this->Makefile->GetHomeOutputDirectory(),
                                 cmLocalGenerator::START_OUTPUT);
@@ -1854,7 +1854,7 @@ void cmLocalUnixMakefileGenerator3
     depends.push_back("cmake_check_build_system");
     }
   commands.push_back
-    (this->GetRecursiveMakeCall(mf2Dir.c_str(), recursiveTarget.c_str()));
+    (this->GetRecursiveMakeCall(mf2Dir.c_str(), recursiveTarget));
   this->CreateCDCommand(commands,
                         this->Makefile->GetHomeOutputDirectory(),
                         cmLocalGenerator::START_OUTPUT);
@@ -1872,7 +1872,7 @@ void cmLocalUnixMakefileGenerator3
   std::string runRule =
     "$(CMAKE_COMMAND) -H$(CMAKE_SOURCE_DIR) -B$(CMAKE_BINARY_DIR)";
   runRule += " --check-build-system ";
-  runRule += this->Convert(cmakefileName.c_str(),cmLocalGenerator::NONE,
+  runRule += this->Convert(cmakefileName,cmLocalGenerator::NONE,
                            cmLocalGenerator::SHELL);
   runRule += " 1";
   commands.push_back(runRule);
@@ -1905,7 +1905,7 @@ void cmLocalUnixMakefileGenerator3::ClearDependencies(cmMakefile* mf,
   for(std::vector<std::string>::iterator l = files.begin();
       l != files.end(); ++l)
     {
-    std::string dir = cmSystemTools::GetFilenamePath(l->c_str());
+    std::string dir = cmSystemTools::GetFilenamePath(*l);
 
     // Clear the implicit dependency makefile.
     std::string dependFile = dir + "/depend.make";
@@ -1964,7 +1964,7 @@ void cmLocalUnixMakefileGenerator3
     std::string cidVar = "CMAKE_";
     cidVar += l->first;
     cidVar += "_COMPILER_ID";
-    const char* cid = this->Makefile->GetDefinition(cidVar.c_str());
+    const char* cid = this->Makefile->GetDefinition(cidVar);
     if(cid && *cid)
       {
       cmakefileStream
@@ -1976,7 +1976,7 @@ void cmLocalUnixMakefileGenerator3
   // Build a list of preprocessor definitions for the target.
   std::set<std::string> defines;
   this->AddCompileDefinitions(defines, &target,
-                               this->ConfigurationName.c_str());
+                               this->ConfigurationName);
   if(!defines.empty())
     {
     cmakefileStream
@@ -1987,7 +1987,7 @@ void cmLocalUnixMakefileGenerator3
         di != defines.end(); ++di)
       {
       cmakefileStream
-        << "  " << this->EscapeForCMake(di->c_str()) << "\n";
+        << "  " << this->EscapeForCMake(*di) << "\n";
       }
     cmakefileStream
       << "  )\n";
@@ -2013,7 +2013,7 @@ void cmLocalUnixMakefileGenerator3
     for(std::vector<std::string>::const_iterator tri = transformRules.begin();
         tri != transformRules.end(); ++tri)
       {
-      cmakefileStream << "  " << this->EscapeForCMake(tri->c_str()) << "\n";
+      cmakefileStream << "  " << this->EscapeForCMake(*tri) << "\n";
       }
     cmakefileStream
       << "  )\n";
@@ -2070,12 +2070,12 @@ cmLocalUnixMakefileGenerator3
     // Escape one extra time if the make tool requires it.
     if(this->MakeCommandEscapeTargetTwice)
       {
-      tgt2 = this->EscapeForShell(tgt2.c_str(), true, false);
+      tgt2 = this->EscapeForShell(tgt2, true, false);
       }
 
     // The target name is now a string that should be passed verbatim
     // on the command line.
-    cmd += this->EscapeForShell(tgt2.c_str(), true, false);
+    cmd += this->EscapeForShell(tgt2, true, false);
     }
   return cmd;
 }
diff --git a/Source/cmMacroCommand.cxx b/Source/cmMacroCommand.cxx
index 9d253b8..9f569e1 100644
--- a/Source/cmMacroCommand.cxx
+++ b/Source/cmMacroCommand.cxx
@@ -95,7 +95,7 @@ bool cmMacroHelperCommand::InvokeInitialPass
     std::string errorMsg =
       "Macro invoked with incorrect arguments for macro named: ";
     errorMsg += this->Args[0];
-    this->SetError(errorMsg.c_str());
+    this->SetError(errorMsg);
     return false;
     }
 
@@ -276,8 +276,8 @@ IsFunctionBlocked(const cmListFileFunction& lff, cmMakefile &mf,
       f->Functions = this->Functions;
       mf.RecordPolicies(f->Policies);
       std::string newName = "_" + this->Args[0];
-      mf.GetCMakeInstance()->RenameCommand(this->Args[0].c_str(),
-                                           newName.c_str());
+      mf.GetCMakeInstance()->RenameCommand(this->Args[0],
+                                           newName);
       mf.AddCommand(f);
 
       // remove the function blocker now that the macro is defined
diff --git a/Source/cmMakeDepend.cxx b/Source/cmMakeDepend.cxx
index 03ad37c..52832db 100644
--- a/Source/cmMakeDepend.cxx
+++ b/Source/cmMakeDepend.cxx
@@ -74,7 +74,7 @@ void cmMakeDepend::SetMakefile(cmMakefile* makefile)
                       cmGeneratorExpression::StripAllGeneratorExpressions);
 
     std::vector<std::string> includes;
-    cmSystemTools::ExpandListArgument(incDirs.c_str(), includes);
+    cmSystemTools::ExpandListArgument(incDirs, includes);
 
     for(std::vector<std::string>::const_iterator j = includes.begin();
         j != includes.end(); ++j)
@@ -93,7 +93,7 @@ void cmMakeDepend::SetMakefile(cmMakefile* makefile)
     it != orderedAndUniqueIncludes.end();
     ++it)
     {
-    this->AddSearchPath(it->c_str());
+    this->AddSearchPath(*it);
     }
 }
 
@@ -165,7 +165,7 @@ void cmMakeDepend::GenerateDependInformation(cmDependInformation* info)
     {
     // Try to find the file amongst the sources
     cmSourceFile *srcFile = this->Makefile->GetSource
-      (cmSystemTools::GetFilenameWithoutExtension(path).c_str());
+      (cmSystemTools::GetFilenameWithoutExtension(path));
     if (srcFile)
       {
       if (srcFile->GetFullPath() == path)
@@ -281,7 +281,7 @@ cmDependInformation* cmMakeDepend::GetDependInformation(const char* file,
     // Didn't find an instance.  Create a new one and save it.
     cmDependInformation* info = new cmDependInformation;
     info->FullPath = fullPath;
-    info->PathOnly = cmSystemTools::GetFilenamePath(fullPath.c_str());
+    info->PathOnly = cmSystemTools::GetFilenamePath(fullPath);
     info->IncludeName = file;
     this->DependInformationMap[fullPath] = info;
     return info;
diff --git a/Source/cmMakeDirectoryCommand.cxx b/Source/cmMakeDirectoryCommand.cxx
index 63be627..cc871c9 100644
--- a/Source/cmMakeDirectoryCommand.cxx
+++ b/Source/cmMakeDirectoryCommand.cxx
@@ -24,7 +24,7 @@ bool cmMakeDirectoryCommand
       {
       std::string e = "attempted to create a directory: " + args[0]
         + " into a source directory.";
-      this->SetError(e.c_str());
+      this->SetError(e);
       cmSystemTools::SetFatalErrorOccured();
       return false;
       }
diff --git a/Source/cmMakefile.cxx b/Source/cmMakefile.cxx
index 92177c8..6fef371 100644
--- a/Source/cmMakefile.cxx
+++ b/Source/cmMakefile.cxx
@@ -330,7 +330,7 @@ void cmMakefile::IssueMessage(cmake::MessageType t,
     lfc.Line = 0;
     if(!this->GetCMakeInstance()->GetIsInTryCompile())
       {
-      lfc.FilePath = this->LocalGenerator->Convert(lfc.FilePath.c_str(),
+      lfc.FilePath = this->LocalGenerator->Convert(lfc.FilePath,
                                                    cmLocalGenerator::HOME);
       }
     backtrace.push_back(lfc);
@@ -351,7 +351,7 @@ bool cmMakefile::GetBacktrace(cmListFileBacktrace& backtrace) const
       i != this->CallStack.rend(); ++i)
     {
     cmListFileContext lfc = *(*i).Context;
-    lfc.FilePath = this->LocalGenerator->Convert(lfc.FilePath.c_str(),
+    lfc.FilePath = this->LocalGenerator->Convert(lfc.FilePath,
                                                  cmLocalGenerator::HOME);
     backtrace.push_back(lfc);
     }
@@ -394,7 +394,7 @@ bool cmMakefile::ExecuteCommand(const cmListFileFunction& lff,
   static_cast<void>(stack_manager);
 
   // Lookup the command prototype.
-  if(cmCommand* proto = this->GetCMakeInstance()->GetCommand(name.c_str()))
+  if(cmCommand* proto = this->GetCMakeInstance()->GetCommand(name))
     {
     // Clone the prototype.
     cmsys::auto_ptr<cmCommand> pcmd(proto->Clone());
@@ -756,7 +756,7 @@ void cmMakefile::EnforceDirectoryLevelRules() const
       case cmPolicies::WARN:
         // Warn because the user did not provide a mimimum required
         // version.
-        this->IssueMessage(cmake::AUTHOR_WARNING, msg.str().c_str());
+        this->IssueMessage(cmake::AUTHOR_WARNING, msg.str());
       case cmPolicies::OLD:
         // OLD behavior is to use policy version 2.4 set in
         // cmListFileCache.
@@ -765,7 +765,7 @@ void cmMakefile::EnforceDirectoryLevelRules() const
       case cmPolicies::REQUIRED_ALWAYS:
       case cmPolicies::NEW:
         // NEW behavior is to issue an error.
-        this->IssueMessage(cmake::FATAL_ERROR, msg.str().c_str());
+        this->IssueMessage(cmake::FATAL_ERROR, msg.str());
         cmSystemTools::SetFatalErrorOccured();
         return;
       }
@@ -912,7 +912,7 @@ cmMakefile::AddCustomCommandToTarget(const std::string& target,
       e << (this->GetPolicies()
         ->GetPolicyWarning(cmPolicies::CMP0040)) << "\n";
       e << "The target name \"" << target << "\" is unknown in this context.";
-      IssueMessage(messageType, e.str().c_str());
+      IssueMessage(messageType, e.str());
       }
 
       return;
@@ -1018,7 +1018,7 @@ cmMakefile::AddCustomCommandToOutput(const std::vector<std::string>& outputs,
     std::string outName = gg->GenerateRuleFile(outputs[0]);
 
     // Check if the rule file already exists.
-    file = this->GetSource(outName.c_str());
+    file = this->GetSource(outName);
     if(file && file->GetCustomCommand() && !replace)
       {
       // The rule file already exists.
@@ -1032,7 +1032,7 @@ cmMakefile::AddCustomCommandToOutput(const std::vector<std::string>& outputs,
       }
 
     // Create a cmSourceFile for the rule file.
-    file = this->GetOrCreateSource(outName.c_str(), true);
+    file = this->GetOrCreateSource(outName, true);
     file->SetProperty("__CMAKE_RULE", "1");
     }
 
@@ -1040,7 +1040,7 @@ cmMakefile::AddCustomCommandToOutput(const std::vector<std::string>& outputs,
   for(std::vector<std::string>::const_iterator o = outputs.begin();
       o != outputs.end(); ++o)
     {
-    if(cmSourceFile* out = this->GetOrCreateSource(o->c_str(), true))
+    if(cmSourceFile* out = this->GetOrCreateSource(*o, true))
       {
       out->SetProperty("GENERATED", "1");
       }
@@ -1253,12 +1253,12 @@ cmMakefile::AddUtilityCommand(const std::string& utilityName,
   force += utilityName;
   std::string no_main_dependency = "";
   bool no_replace = false;
-  this->AddCustomCommandToOutput(force.c_str(), depends,
+  this->AddCustomCommandToOutput(force, depends,
                                  no_main_dependency,
                                  commandLines, comment,
                                  workingDirectory, no_replace,
                                  escapeOldStyle);
-  cmSourceFile* sf = target->AddSource(force.c_str());
+  cmSourceFile* sf = target->AddSource(force);
 
   // The output is not actually created so mark it symbolic.
   if(sf)
@@ -1486,7 +1486,7 @@ void cmMakefile::AddLinkLibraryForTarget(const std::string& target,
           << " may not be linked into another target.  "
           << "One may link only to STATIC or SHARED libraries, or "
           << "to executables with the ENABLE_EXPORTS property set.";
-        this->IssueMessage(cmake::FATAL_ERROR, e.str().c_str());
+        this->IssueMessage(cmake::FATAL_ERROR, e.str());
         }
       }
     i->second.AddLinkLibrary( *this, target, lib, llt );
@@ -1497,7 +1497,7 @@ void cmMakefile::AddLinkLibraryForTarget(const std::string& target,
     e << "Attempt to add link library \""
       << lib << "\" to target \""
       << target << "\" which is not built in this directory.";
-    this->IssueMessage(cmake::FATAL_ERROR, e.str().c_str());
+    this->IssueMessage(cmake::FATAL_ERROR, e.str());
     }
 }
 
@@ -1512,7 +1512,7 @@ void cmMakefile::AddLinkDirectoryForTarget(const std::string& target,
       cmOStringStream e;
       e << "ALIAS target \"" << target << "\" "
         << "may not be linked into another target.";
-      this->IssueMessage(cmake::FATAL_ERROR, e.str().c_str());
+      this->IssueMessage(cmake::FATAL_ERROR, e.str());
       return;
       }
     i->second.AddLinkDirectory( d );
@@ -1605,8 +1605,8 @@ void cmMakefile::InitializeFromParent()
       {
       std::string defPropName = "COMPILE_DEFINITIONS_";
       defPropName += cmSystemTools::UpperCase(*ci);
-      const char* prop = parent->GetProperty(defPropName.c_str());
-      this->SetProperty(defPropName.c_str(), prop);
+      const char* prop = parent->GetProperty(defPropName);
+      this->SetProperty(defPropName, prop);
       }
     }
 
@@ -1670,7 +1670,7 @@ void cmMakefile::AddSubDirectory(const std::string& sub,
     }
 
 
-  this->AddSubDirectory(srcPath.c_str(), binPath.c_str(),
+  this->AddSubDirectory(srcPath, binPath,
                         excludeFromAll, preorder, false);
 }
 
@@ -1873,7 +1873,7 @@ void cmMakefile::CheckForUnusedVariables() const
   std::set<std::string>::const_iterator it = locals.begin();
   for (; it != locals.end(); ++it)
     {
-    this->CheckForUnused("out of scope", it->c_str());
+    this->CheckForUnused("out of scope", *it);
     }
 }
 
@@ -1935,7 +1935,7 @@ void cmMakefile::CheckForUnused(const char* reason,
       cmOStringStream msg;
       msg << "unused variable (" << reason << ") \'" << name << "\'";
       this->GetCMakeInstance()->IssueMessage(cmake::AUTHOR_WARNING,
-                                             msg.str().c_str(),
+                                             msg.str(),
                                              bt);
       }
     }
@@ -1988,7 +1988,7 @@ void cmMakefile::AddGlobalLinkInformation(const std::string& name,
   for(j = this->LinkDirectories.begin();
       j != this->LinkDirectories.end(); ++j)
     {
-    target.AddLinkDirectory(j->c_str());
+    target.AddLinkDirectory(*j);
     }
   target.MergeLinkLibraries( *this, name, this->LinkLibraries );
 }
@@ -2101,7 +2101,7 @@ cmSourceFile *cmMakefile::GetSourceFileWithOutput(
   // linear-time search for an output with a matching suffix.
   if(!cmSystemTools::FileIsFullPath(name.c_str()))
     {
-    return LinearGetSourceFileWithOutput(name.c_str());
+    return LinearGetSourceFileWithOutput(name);
     }
   // Otherwise we use an efficient lookup map.
   OutputToSourceMap::const_iterator o = this->OutputToSource.find(name);
@@ -2199,7 +2199,7 @@ void cmMakefile::AddSourceGroup(const std::vector<std::string>& name,
     {
     std::string guidName = "SG_Filter_";
     guidName += fullname;
-    gg->CreateGUID(guidName.c_str());
+    gg->CreateGUID(guidName);
     }
   for(++i; i<=lastElement; ++i)
     {
@@ -2210,7 +2210,7 @@ void cmMakefile::AddSourceGroup(const std::vector<std::string>& name,
       {
       std::string guidName = "SG_Filter_";
       guidName += fullname;
-      gg->CreateGUID(guidName.c_str());
+      gg->CreateGUID(guidName);
       }
     }
 
@@ -2369,7 +2369,7 @@ const char* cmMakefile::GetSONameFlag(const std::string& language) const
     name += language;
     }
   name += "_FLAG";
-  return GetDefinition(name.c_str());
+  return GetDefinition(name);
 }
 
 bool cmMakefile::CanIWriteThisFile(const char* fileName) const
@@ -2564,7 +2564,7 @@ const char *cmMakefile::ExpandVariablesInString(std::string& source,
 
       // Lookup the definition of VAR.
       std::string var(first+1, last-first-2);
-      if(const char* val = this->GetDefinition(var.c_str()))
+      if(const char* val = this->GetDefinition(var))
         {
         // Store the value in the output escaping as requested.
         if(escapeQuotes)
@@ -2999,7 +2999,7 @@ void cmMakefile::SetArgcArgv(const std::vector<std::string>& args)
   {
     cmOStringStream tmpStream;
     tmpStream << "CMAKE_ARGV" << t;
-    this->AddDefinition(tmpStream.str().c_str(), args[t].c_str());
+    this->AddDefinition(tmpStream.str(), args[t].c_str());
     //this->MarkVariableAsUsed(tmpStream.str().c_str());
   }
 }
@@ -3007,7 +3007,7 @@ void cmMakefile::SetArgcArgv(const std::vector<std::string>& args)
 //----------------------------------------------------------------------------
 cmSourceFile* cmMakefile::GetSource(const std::string& sourceName) const
 {
-  cmSourceFileLocation sfl(this, sourceName.c_str());
+  cmSourceFileLocation sfl(this, sourceName);
   for(std::vector<cmSourceFile*>::const_iterator
         sfi = this->SourceFiles.begin();
       sfi != this->SourceFiles.end(); ++sfi)
@@ -3031,7 +3031,7 @@ cmSourceFile* cmMakefile::GetOrCreateSource(const std::string& sourceName,
     }
   else
     {
-    cmSourceFile* sf = new cmSourceFile(this, sourceName.c_str());
+    cmSourceFile* sf = new cmSourceFile(this, sourceName);
     if(generated)
       {
       sf->SetProperty("GENERATED", "1");
@@ -3396,7 +3396,7 @@ void cmMakefile::ConfigureString(const std::string& input,
     if(this->cmDefineRegex.find(line))
       {
       const char* def =
-        this->GetDefinition(this->cmDefineRegex.match(1).c_str());
+        this->GetDefinition(this->cmDefineRegex.match(1));
       if(!cmSystemTools::IsOff(def))
         {
         cmSystemTools::ReplaceString(line, "#cmakedefine", "#define");
@@ -3412,7 +3412,7 @@ void cmMakefile::ConfigureString(const std::string& input,
     else if(this->cmDefine01Regex.find(line))
       {
       const char* def =
-        this->GetDefinition(this->cmDefine01Regex.match(1).c_str());
+        this->GetDefinition(this->cmDefine01Regex.match(1));
       cmSystemTools::ReplaceString(line, "#cmakedefine01", "#define");
       output += line;
       if(!cmSystemTools::IsOff(def))
@@ -3650,7 +3650,7 @@ void cmMakefile::AppendProperty(const std::string& prop,
     for(std::vector<std::string>::const_iterator vi = varArgsExpanded.begin();
         vi != varArgsExpanded.end(); ++vi)
       {
-      this->AddLinkDirectory(vi->c_str());
+      this->AddLinkDirectory(*vi);
       }
     return;
     }
@@ -3816,7 +3816,7 @@ const char* cmMakefile::GetFeature(const std::string& feature,
     std::string featureConfig = feature;
     featureConfig += "_";
     featureConfig += cmSystemTools::UpperCase(config);
-    if(const char* value = this->GetProperty(featureConfig.c_str()))
+    if(const char* value = this->GetProperty(featureConfig))
       {
       return value;
       }
@@ -3862,7 +3862,7 @@ cmTest* cmMakefile::CreateTest(const std::string& testName)
     return test;
     }
   test = new cmTest(this);
-  test->SetName(testName.c_str());
+  test->SetName(testName);
   this->Tests[testName] = test;
   return test;
 }
@@ -3951,9 +3951,9 @@ void cmMakefile::PopScope()
   for (; it != locals.end(); ++it)
     {
     init.erase(*it);
-    if (!this->VariableUsed(it->c_str()))
+    if (!this->VariableUsed(*it))
       {
-      this->CheckForUnused("out of scope", it->c_str());
+      this->CheckForUnused("out of scope", *it);
       }
     else
       {
@@ -3987,10 +3987,10 @@ void cmMakefile::RaiseScope(const std::string& var, const char *varDef)
   if(cmDefinitions* up = cur.GetParent())
     {
     // First localize the definition in the current scope.
-    cur.Get(var.c_str());
+    cur.Get(var);
 
     // Now update the definition in the parent scope.
-    up->Set(var.c_str(), varDef);
+    up->Set(var, varDef);
     }
   else if(cmLocalGenerator* plg = this->LocalGenerator->GetParent())
     {
@@ -4000,11 +4000,11 @@ void cmMakefile::RaiseScope(const std::string& var, const char *varDef)
     cmMakefile* parent = plg->GetMakefile();
     if (varDef)
       {
-      parent->AddDefinition(var.c_str(), varDef);
+      parent->AddDefinition(var, varDef);
       }
     else
       {
-      parent->RemoveDefinition(var.c_str());
+      parent->RemoveDefinition(var);
       }
     }
   else
@@ -4074,7 +4074,7 @@ cmTarget* cmMakefile::FindTargetToUse(const std::string& name,
     }
 
   // Look for a target built in this project.
-  return this->LocalGenerator->GetGlobalGenerator()->FindTarget(name.c_str(),
+  return this->LocalGenerator->GetGlobalGenerator()->FindTarget(name,
                                                               excludeAliases);
 }
 
@@ -4084,7 +4084,7 @@ bool cmMakefile::IsAlias(const std::string& name) const
   if (this->AliasTargets.find(name) != this->AliasTargets.end())
     return true;
   return this->GetLocalGenerator()->GetGlobalGenerator()->IsAlias(
-                                                              name.c_str());
+                                                              name);
 }
 
 //----------------------------------------------------------------------------
@@ -4330,7 +4330,7 @@ bool cmMakefile::SetPolicy(cmPolicies::PolicyID id,
     {
     std::string msg =
       this->GetPolicies()->GetRequiredAlwaysPolicyError(id);
-    this->IssueMessage(cmake::FATAL_ERROR, msg.c_str());
+    this->IssueMessage(cmake::FATAL_ERROR, msg);
     return false;
     }
 
diff --git a/Source/cmMakefileExecutableTargetGenerator.cxx b/Source/cmMakefileExecutableTargetGenerator.cxx
index ca8ff06..a61005b 100644
--- a/Source/cmMakefileExecutableTargetGenerator.cxx
+++ b/Source/cmMakefileExecutableTargetGenerator.cxx
@@ -142,20 +142,20 @@ void cmMakefileExecutableTargetGenerator::WriteExecutableRule(bool relink)
   std::string targetFullPathPDB =  pdbOutputPath + targetNamePDB;
   std::string targetFullPathImport = outpathImp + targetNameImport;
   std::string targetOutPathPDB =
-    this->Convert(targetFullPathPDB.c_str(),
+    this->Convert(targetFullPathPDB,
                   cmLocalGenerator::NONE,
                   cmLocalGenerator::SHELL);
   // Convert to the output path to use in constructing commands.
   std::string targetOutPath =
-    this->Convert(targetFullPath.c_str(),
+    this->Convert(targetFullPath,
                   cmLocalGenerator::START_OUTPUT,
                   cmLocalGenerator::SHELL);
   std::string targetOutPathReal =
-    this->Convert(targetFullPathReal.c_str(),
+    this->Convert(targetFullPathReal,
                   cmLocalGenerator::START_OUTPUT,
                   cmLocalGenerator::SHELL);
   std::string targetOutPathImport =
-    this->Convert(targetFullPathImport.c_str(),
+    this->Convert(targetFullPathImport,
                   cmLocalGenerator::START_OUTPUT,
                   cmLocalGenerator::SHELL);
 
@@ -210,7 +210,7 @@ void cmMakefileExecutableTargetGenerator::WriteExecutableRule(bool relink)
     export_flag_var += linkLanguage;
     export_flag_var += "_FLAG";
     this->LocalGenerator->AppendFlags
-      (linkFlags, this->Makefile->GetDefinition(export_flag_var.c_str()));
+      (linkFlags, this->Makefile->GetDefinition(export_flag_var));
     }
 
   // Add language feature flags.
@@ -225,14 +225,14 @@ void cmMakefileExecutableTargetGenerator::WriteExecutableRule(bool relink)
   std::string linkFlagsConfig = "LINK_FLAGS_";
   linkFlagsConfig += cmSystemTools::UpperCase(this->ConfigName);
   this->LocalGenerator->AppendFlags
-    (linkFlags, this->Target->GetProperty(linkFlagsConfig.c_str()));
+    (linkFlags, this->Target->GetProperty(linkFlagsConfig));
 
   this->AddModuleDefinitionFlag(linkFlags);
 
   // Construct a list of files associated with this executable that
   // may need to be cleaned.
   std::vector<std::string> exeCleanFiles;
-  exeCleanFiles.push_back(this->Convert(targetFullPath.c_str(),
+  exeCleanFiles.push_back(this->Convert(targetFullPath,
                                         cmLocalGenerator::START_OUTPUT,
                                         cmLocalGenerator::UNCHANGED));
 #ifdef _WIN32
@@ -244,19 +244,19 @@ void cmMakefileExecutableTargetGenerator::WriteExecutableRule(bool relink)
 #endif
   if(targetNameReal != targetName)
     {
-    exeCleanFiles.push_back(this->Convert(targetFullPathReal.c_str(),
+    exeCleanFiles.push_back(this->Convert(targetFullPathReal,
                                           cmLocalGenerator::START_OUTPUT,
                                           cmLocalGenerator::UNCHANGED));
     }
   if(!targetNameImport.empty())
     {
-    exeCleanFiles.push_back(this->Convert(targetFullPathImport.c_str(),
+    exeCleanFiles.push_back(this->Convert(targetFullPathImport,
                                           cmLocalGenerator::START_OUTPUT,
                                           cmLocalGenerator::UNCHANGED));
     std::string implib;
     if(this->Target->GetImplibGNUtoMS(targetFullPathImport, implib))
       {
-      exeCleanFiles.push_back(this->Convert(implib.c_str(),
+      exeCleanFiles.push_back(this->Convert(implib,
                                             cmLocalGenerator::START_OUTPUT,
                                             cmLocalGenerator::UNCHANGED));
       }
@@ -266,7 +266,7 @@ void cmMakefileExecutableTargetGenerator::WriteExecutableRule(bool relink)
   // cleaned.  We do not want to delete the .pdb file just before
   // linking the target.
   this->CleanFiles.push_back
-    (this->Convert(targetFullPathPDB.c_str(),
+    (this->Convert(targetFullPathPDB,
                    cmLocalGenerator::START_OUTPUT,
                    cmLocalGenerator::UNCHANGED));
 
@@ -289,7 +289,7 @@ void cmMakefileExecutableTargetGenerator::WriteExecutableRule(bool relink)
   std::string linkRuleVar = "CMAKE_";
   linkRuleVar += linkLanguage;
   linkRuleVar += "_LINK_EXECUTABLE";
-  std::string linkRule = this->GetLinkRule(linkRuleVar.c_str());
+  std::string linkRule = this->GetLinkRule(linkRuleVar);
   std::vector<std::string> commands1;
   cmSystemTools::ExpandListArgument(linkRule, real_link_commands);
   if(this->Target->IsExecutableWithExports())
@@ -300,7 +300,7 @@ void cmMakefileExecutableTargetGenerator::WriteExecutableRule(bool relink)
     implibRuleVar += linkLanguage;
     implibRuleVar += "_CREATE_IMPORT_LIBRARY";
     if(const char* rule =
-       this->Makefile->GetDefinition(implibRuleVar.c_str()))
+       this->Makefile->GetDefinition(implibRuleVar))
       {
       cmSystemTools::ExpandListArgument(rule, real_link_commands);
       }
@@ -312,7 +312,7 @@ void cmMakefileExecutableTargetGenerator::WriteExecutableRule(bool relink)
   std::string responseVar = "CMAKE_";
   responseVar += linkLanguage;
   responseVar += "_USE_RESPONSE_FILE_FOR_OBJECTS";
-  if(this->Makefile->IsOn(responseVar.c_str()))
+  if(this->Makefile->IsOn(responseVar))
     {
     useResponseFileForObjects = true;
     }
@@ -324,7 +324,7 @@ void cmMakefileExecutableTargetGenerator::WriteExecutableRule(bool relink)
   std::string responseVar = "CMAKE_";
   responseVar += linkLanguage;
   responseVar += "_USE_RESPONSE_FILE_FOR_LIBRARIES";
-  if(this->Makefile->IsOn(responseVar.c_str()))
+  if(this->Makefile->IsOn(responseVar))
     {
     useResponseFileForLibs = true;
     }
@@ -351,7 +351,7 @@ void cmMakefileExecutableTargetGenerator::WriteExecutableRule(bool relink)
   vars.Language = linkLanguage.c_str();
   vars.Objects = buildObjs.c_str();
   std::string objectDir = this->Target->GetSupportDirectory();
-  objectDir = this->Convert(objectDir.c_str(),
+  objectDir = this->Convert(objectDir,
                             cmLocalGenerator::START_OUTPUT,
                             cmLocalGenerator::SHELL);
   vars.ObjectDir = objectDir.c_str();
@@ -437,7 +437,7 @@ void cmMakefileExecutableTargetGenerator::WriteExecutableRule(bool relink)
   // Write the build rule.
   this->LocalGenerator->WriteMakeRule(*this->BuildFileStream,
                                       0,
-                                      targetFullPathReal.c_str(),
+                                      targetFullPathReal,
                                       depends, commands, false);
 
   // The symlink name for the target should depend on the real target
@@ -447,14 +447,14 @@ void cmMakefileExecutableTargetGenerator::WriteExecutableRule(bool relink)
     {
     depends.clear();
     commands.clear();
-    depends.push_back(targetFullPathReal.c_str());
+    depends.push_back(targetFullPathReal);
     this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
-                                        targetFullPath.c_str(),
+                                        targetFullPath,
                                         depends, commands, false);
     }
 
   // Write the main driver rule to build everything in this target.
-  this->WriteTargetDriverRule(targetFullPath.c_str(), relink);
+  this->WriteTargetDriverRule(targetFullPath, relink);
 
   // Clean all the possible executable names and symlinks.
   this->CleanFiles.insert(this->CleanFiles.end(),
diff --git a/Source/cmMakefileLibraryTargetGenerator.cxx b/Source/cmMakefileLibraryTargetGenerator.cxx
index d9425e6..02469d1 100644
--- a/Source/cmMakefileLibraryTargetGenerator.cxx
+++ b/Source/cmMakefileLibraryTargetGenerator.cxx
@@ -125,7 +125,7 @@ void cmMakefileLibraryTargetGenerator::WriteObjectLibraryRules()
                                       depends, commands, true);
 
   // Write the main driver rule to build everything in this target.
-  this->WriteTargetDriverRule(this->Target->GetName().c_str(), false);
+  this->WriteTargetDriverRule(this->Target->GetName(), false);
 }
 
 //----------------------------------------------------------------------------
@@ -138,7 +138,7 @@ void cmMakefileLibraryTargetGenerator::WriteStaticLibraryRules()
   linkRuleVar += "_CREATE_STATIC_LIBRARY";
 
   if(this->GetFeatureAsBool("INTERPROCEDURAL_OPTIMIZATION") &&
-     this->Makefile->GetDefinition((linkRuleVar+"_IPO").c_str()))
+     this->Makefile->GetDefinition(linkRuleVar+"_IPO"))
     {
     linkRuleVar += "_IPO";
     }
@@ -146,7 +146,7 @@ void cmMakefileLibraryTargetGenerator::WriteStaticLibraryRules()
   std::string extraFlags;
   this->LocalGenerator->GetStaticLibraryFlags(extraFlags,
     cmSystemTools::UpperCase(this->ConfigName), this->Target);
-  this->WriteLibraryRules(linkRuleVar.c_str(), extraFlags.c_str(), false);
+  this->WriteLibraryRules(linkRuleVar, extraFlags, false);
 }
 
 //----------------------------------------------------------------------------
@@ -169,13 +169,13 @@ void cmMakefileLibraryTargetGenerator::WriteSharedLibraryRules(bool relink)
   std::string linkFlagsConfig = "LINK_FLAGS_";
   linkFlagsConfig += cmSystemTools::UpperCase(this->ConfigName);
   this->LocalGenerator->AppendFlags
-    (extraFlags, this->Target->GetProperty(linkFlagsConfig.c_str()));
+    (extraFlags, this->Target->GetProperty(linkFlagsConfig));
 
   this->LocalGenerator->AddConfigVariableFlags
     (extraFlags, "CMAKE_SHARED_LINKER_FLAGS", this->ConfigName);
   this->AddModuleDefinitionFlag(extraFlags);
 
-  this->WriteLibraryRules(linkRuleVar.c_str(), extraFlags.c_str(), relink);
+  this->WriteLibraryRules(linkRuleVar, extraFlags, relink);
 }
 
 //----------------------------------------------------------------------------
@@ -193,12 +193,12 @@ void cmMakefileLibraryTargetGenerator::WriteModuleLibraryRules(bool relink)
   std::string linkFlagsConfig = "LINK_FLAGS_";
   linkFlagsConfig += cmSystemTools::UpperCase(this->ConfigName);
   this->LocalGenerator->AppendFlags
-    (extraFlags, this->Target->GetProperty(linkFlagsConfig.c_str()));
+    (extraFlags, this->Target->GetProperty(linkFlagsConfig));
   this->LocalGenerator->AddConfigVariableFlags
     (extraFlags, "CMAKE_MODULE_LINKER_FLAGS", this->ConfigName);
   this->AddModuleDefinitionFlag(extraFlags);
 
-  this->WriteLibraryRules(linkRuleVar.c_str(), extraFlags.c_str(), relink);
+  this->WriteLibraryRules(linkRuleVar, extraFlags, relink);
 }
 
 //----------------------------------------------------------------------------
@@ -216,11 +216,11 @@ void cmMakefileLibraryTargetGenerator::WriteFrameworkRules(bool relink)
   std::string linkFlagsConfig = "LINK_FLAGS_";
   linkFlagsConfig += cmSystemTools::UpperCase(this->ConfigName);
   this->LocalGenerator->AppendFlags
-    (extraFlags, this->Target->GetProperty(linkFlagsConfig.c_str()));
+    (extraFlags, this->Target->GetProperty(linkFlagsConfig));
   this->LocalGenerator->AddConfigVariableFlags
     (extraFlags, "CMAKE_MACOSX_FRAMEWORK_LINKER_FLAGS", this->ConfigName);
 
-  this->WriteLibraryRules(linkRuleVar.c_str(), extraFlags.c_str(), relink);
+  this->WriteLibraryRules(linkRuleVar, extraFlags, relink);
 }
 
 //----------------------------------------------------------------------------
@@ -326,19 +326,19 @@ void cmMakefileLibraryTargetGenerator::WriteLibraryRules
   // Construct the output path version of the names for use in command
   // arguments.
   std::string targetOutPathPDB =
-    this->Convert(targetFullPathPDB.c_str(),cmLocalGenerator::NONE,
+    this->Convert(targetFullPathPDB,cmLocalGenerator::NONE,
                   cmLocalGenerator::SHELL);
   std::string targetOutPath =
-    this->Convert(targetFullPath.c_str(),cmLocalGenerator::START_OUTPUT,
+    this->Convert(targetFullPath,cmLocalGenerator::START_OUTPUT,
                   cmLocalGenerator::SHELL);
   std::string targetOutPathSO =
-    this->Convert(targetFullPathSO.c_str(),cmLocalGenerator::START_OUTPUT,
+    this->Convert(targetFullPathSO,cmLocalGenerator::START_OUTPUT,
                   cmLocalGenerator::SHELL);
   std::string targetOutPathReal =
-    this->Convert(targetFullPathReal.c_str(),cmLocalGenerator::START_OUTPUT,
+    this->Convert(targetFullPathReal,cmLocalGenerator::START_OUTPUT,
                   cmLocalGenerator::SHELL);
   std::string targetOutPathImport =
-    this->Convert(targetFullPathImport.c_str(),cmLocalGenerator::START_OUTPUT,
+    this->Convert(targetFullPathImport,cmLocalGenerator::START_OUTPUT,
                   cmLocalGenerator::SHELL);
 
   if(!this->NoRuleMessages)
@@ -382,31 +382,31 @@ void cmMakefileLibraryTargetGenerator::WriteLibraryRules
 
   // Clean files associated with this library.
   std::vector<std::string> libCleanFiles;
-  libCleanFiles.push_back(this->Convert(targetFullPath.c_str(),
+  libCleanFiles.push_back(this->Convert(targetFullPath,
         cmLocalGenerator::START_OUTPUT,
         cmLocalGenerator::UNCHANGED));
   if(targetNameReal != targetName)
     {
-    libCleanFiles.push_back(this->Convert(targetFullPathReal.c_str(),
+    libCleanFiles.push_back(this->Convert(targetFullPathReal,
         cmLocalGenerator::START_OUTPUT,
         cmLocalGenerator::UNCHANGED));
     }
   if(targetNameSO != targetName &&
      targetNameSO != targetNameReal)
     {
-    libCleanFiles.push_back(this->Convert(targetFullPathSO.c_str(),
+    libCleanFiles.push_back(this->Convert(targetFullPathSO,
         cmLocalGenerator::START_OUTPUT,
         cmLocalGenerator::UNCHANGED));
     }
   if(!targetNameImport.empty())
     {
-    libCleanFiles.push_back(this->Convert(targetFullPathImport.c_str(),
+    libCleanFiles.push_back(this->Convert(targetFullPathImport,
         cmLocalGenerator::START_OUTPUT,
         cmLocalGenerator::UNCHANGED));
     std::string implib;
     if(this->Target->GetImplibGNUtoMS(targetFullPathImport, implib))
       {
-      libCleanFiles.push_back(this->Convert(implib.c_str(),
+      libCleanFiles.push_back(this->Convert(implib,
                                             cmLocalGenerator::START_OUTPUT,
                                             cmLocalGenerator::UNCHANGED));
       }
@@ -416,7 +416,7 @@ void cmMakefileLibraryTargetGenerator::WriteLibraryRules
   // cleaned.  We do not want to delete the .pdb file just before
   // linking the target.
   this->CleanFiles.push_back
-    (this->Convert(targetFullPathPDB.c_str(),
+    (this->Convert(targetFullPathPDB,
                    cmLocalGenerator::START_OUTPUT,
                    cmLocalGenerator::UNCHANGED));
 
@@ -467,7 +467,7 @@ void cmMakefileLibraryTargetGenerator::WriteLibraryRules
   std::string responseVar = "CMAKE_";
   responseVar += linkLanguage;
   responseVar += "_USE_RESPONSE_FILE_FOR_OBJECTS";
-  if(this->Makefile->IsOn(responseVar.c_str()))
+  if(this->Makefile->IsOn(responseVar))
     {
     useResponseFileForObjects = true;
     }
@@ -479,7 +479,7 @@ void cmMakefileLibraryTargetGenerator::WriteLibraryRules
   std::string responseVar = "CMAKE_";
   responseVar += linkLanguage;
   responseVar += "_USE_RESPONSE_FILE_FOR_LIBRARIES";
-  if(this->Makefile->IsOn(responseVar.c_str()))
+  if(this->Makefile->IsOn(responseVar))
     {
     useResponseFileForLibs = true;
     }
@@ -498,21 +498,21 @@ void cmMakefileLibraryTargetGenerator::WriteLibraryRules
     std::string arCreateVar = "CMAKE_";
     arCreateVar += linkLanguage;
     arCreateVar += "_ARCHIVE_CREATE";
-    if(const char* rule = this->Makefile->GetDefinition(arCreateVar.c_str()))
+    if(const char* rule = this->Makefile->GetDefinition(arCreateVar))
       {
       cmSystemTools::ExpandListArgument(rule, archiveCreateCommands);
       }
     std::string arAppendVar = "CMAKE_";
     arAppendVar += linkLanguage;
     arAppendVar += "_ARCHIVE_APPEND";
-    if(const char* rule = this->Makefile->GetDefinition(arAppendVar.c_str()))
+    if(const char* rule = this->Makefile->GetDefinition(arAppendVar))
       {
       cmSystemTools::ExpandListArgument(rule, archiveAppendCommands);
       }
     std::string arFinishVar = "CMAKE_";
     arFinishVar += linkLanguage;
     arFinishVar += "_ARCHIVE_FINISH";
-    if(const char* rule = this->Makefile->GetDefinition(arFinishVar.c_str()))
+    if(const char* rule = this->Makefile->GetDefinition(arFinishVar))
       {
       cmSystemTools::ExpandListArgument(rule, archiveFinishCommands);
       }
@@ -580,7 +580,7 @@ void cmMakefileLibraryTargetGenerator::WriteLibraryRules
   vars.Language = linkLanguage.c_str();
   vars.Objects = buildObjs.c_str();
   std::string objectDir = this->Target->GetSupportDirectory();
-  objectDir = this->Convert(objectDir.c_str(),
+  objectDir = this->Convert(objectDir,
                             cmLocalGenerator::START_OUTPUT,
                             cmLocalGenerator::SHELL);
   vars.ObjectDir = objectDir.c_str();
@@ -611,7 +611,7 @@ void cmMakefileLibraryTargetGenerator::WriteLibraryRules
       {
       // Convert to a path for the native build tool.
       install_name_dir =
-        this->LocalGenerator->Convert(install_name_dir.c_str(),
+        this->LocalGenerator->Convert(install_name_dir,
                                       cmLocalGenerator::NONE,
                                       cmLocalGenerator::SHELL, false);
       vars.TargetInstallNameDir = install_name_dir.c_str();
@@ -745,7 +745,7 @@ void cmMakefileLibraryTargetGenerator::WriteLibraryRules
 
   // Write the build rule.
   this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
-                                      targetFullPathReal.c_str(),
+                                      targetFullPathReal,
                                       depends, commands, false);
 
   // Some targets have more than one output file.  Create rules to
@@ -764,7 +764,7 @@ void cmMakefileLibraryTargetGenerator::WriteLibraryRules
     }
 
   // Write the main driver rule to build everything in this target.
-  this->WriteTargetDriverRule(targetFullPath.c_str(), relink);
+  this->WriteTargetDriverRule(targetFullPath, relink);
 
   // Clean all the possible library names and symlinks.
   this->CleanFiles.insert(this->CleanFiles.end(),
@@ -783,7 +783,7 @@ cmMakefileLibraryTargetGenerator
   fvar += "_OSX_";
   fvar += name;
   fvar += "_VERSION_FLAG";
-  const char* flag = this->Makefile->GetDefinition(fvar.c_str());
+  const char* flag = this->Makefile->GetDefinition(fvar);
 
   // Skip if no such flag.
   if(!flag)
diff --git a/Source/cmMakefileTargetGenerator.cxx b/Source/cmMakefileTargetGenerator.cxx
index 28a8f04..0730bc3 100644
--- a/Source/cmMakefileTargetGenerator.cxx
+++ b/Source/cmMakefileTargetGenerator.cxx
@@ -167,7 +167,7 @@ void cmMakefileTargetGenerator::WriteTargetBuildRules()
           o != outputs.end(); ++o)
         {
         this->CleanFiles.push_back
-          (this->Convert(o->c_str(),
+          (this->Convert(*o,
                          cmLocalGenerator::START_OUTPUT,
                          cmLocalGenerator::UNCHANGED));
         }
@@ -216,7 +216,7 @@ void cmMakefileTargetGenerator::WriteCommonCodeRules()
   *this->BuildFileStream
     << "# Include any dependencies generated for this target.\n"
     << this->LocalGenerator->IncludeDirective << " " << root
-    << this->Convert(dependFileNameFull.c_str(),
+    << this->Convert(dependFileNameFull,
                      cmLocalGenerator::HOME_OUTPUT,
                      cmLocalGenerator::MAKEFILE)
     << "\n\n";
@@ -227,7 +227,7 @@ void cmMakefileTargetGenerator::WriteCommonCodeRules()
     *this->BuildFileStream
       << "# Include the progress variables for this target.\n"
       << this->LocalGenerator->IncludeDirective << " " << root
-      << this->Convert(this->ProgressFileNameFull.c_str(),
+      << this->Convert(this->ProgressFileNameFull,
                        cmLocalGenerator::HOME_OUTPUT,
                        cmLocalGenerator::MAKEFILE)
       << "\n\n";
@@ -260,7 +260,7 @@ void cmMakefileTargetGenerator::WriteCommonCodeRules()
   *this->BuildFileStream
     << "# Include the compile flags for this target's objects.\n"
     << this->LocalGenerator->IncludeDirective << " " << root
-    << this->Convert(this->FlagFileNameFull.c_str(),
+    << this->Convert(this->FlagFileNameFull,
                                      cmLocalGenerator::HOME_OUTPUT,
                                      cmLocalGenerator::MAKEFILE)
     << "\n\n";
@@ -329,7 +329,7 @@ std::string cmMakefileTargetGenerator::GetDefines(const std::string &l)
 
     // Add preprocessor definitions for this target and configuration.
     this->LocalGenerator->AddCompileDefinitions(defines, this->Target,
-                            this->LocalGenerator->ConfigurationName.c_str());
+                            this->LocalGenerator->ConfigurationName);
 
     std::string definesString;
     this->LocalGenerator->JoinDefines(defines, definesString, lang);
@@ -354,7 +354,7 @@ void cmMakefileTargetGenerator::WriteTargetLanguageFlags()
     compiler += *l;
     compiler += "_COMPILER";
     *this->FlagFileStream << "# compile " << l->c_str() << " with " <<
-      this->Makefile->GetSafeDefinition(compiler.c_str()) << "\n";
+      this->Makefile->GetSafeDefinition(compiler) << "\n";
     }
 
   for(std::set<std::string>::const_iterator l = languages.begin();
@@ -389,9 +389,9 @@ cmMakefileTargetGenerator::MacOSXContentGeneratorType::operator()
   output += "/";
   output += cmSystemTools::GetFilenameName(input);
   this->Generator->CleanFiles.push_back(
-    this->Generator->Convert(output.c_str(),
+    this->Generator->Convert(output,
                              cmLocalGenerator::START_OUTPUT));
-  output = this->Generator->Convert(output.c_str(),
+  output = this->Generator->Convert(output,
                                     cmLocalGenerator::HOME_OUTPUT);
 
   // Create a rule to copy the content into the bundle.
@@ -404,17 +404,17 @@ cmMakefileTargetGenerator::MacOSXContentGeneratorType::operator()
     commands, copyEcho.c_str(),
     cmLocalUnixMakefileGenerator3::EchoBuild);
   std::string copyCommand = "$(CMAKE_COMMAND) -E copy ";
-  copyCommand += this->Generator->Convert(input.c_str(),
+  copyCommand += this->Generator->Convert(input,
                                           cmLocalGenerator::NONE,
                                           cmLocalGenerator::SHELL);
   copyCommand += " ";
-  copyCommand += this->Generator->Convert(output.c_str(),
+  copyCommand += this->Generator->Convert(output,
                                           cmLocalGenerator::NONE,
                                           cmLocalGenerator::SHELL);
   commands.push_back(copyCommand);
   this->Generator->LocalGenerator->WriteMakeRule(
     *this->Generator->BuildFileStream, 0,
-    output.c_str(),
+    output,
     depends, commands, false);
   this->Generator->ExtraFiles.insert(output);
 }
@@ -457,7 +457,7 @@ void cmMakefileTargetGenerator::WriteObjectRuleFiles(cmSourceFile& source)
 
   // Create the directory containing the object file.  This may be a
   // subdirectory under the target's directory.
-  std::string dir = cmSystemTools::GetFilenamePath(obj.c_str());
+  std::string dir = cmSystemTools::GetFilenamePath(obj);
   cmSystemTools::MakeDirectory
     (this->LocalGenerator->ConvertToFullPath(dir).c_str());
 
@@ -483,9 +483,9 @@ void cmMakefileTargetGenerator::WriteObjectRuleFiles(cmSourceFile& source)
   objFullPath += "/";
   objFullPath += obj;
   objFullPath =
-    this->Convert(objFullPath.c_str(), cmLocalGenerator::FULL);
+    this->Convert(objFullPath, cmLocalGenerator::FULL);
   std::string srcFullPath =
-    this->Convert(source.GetFullPath().c_str(), cmLocalGenerator::FULL);
+    this->Convert(source.GetFullPath(), cmLocalGenerator::FULL);
   this->LocalGenerator->
     AddImplicitDepends(*this->Target, lang,
                        objFullPath.c_str(),
@@ -586,7 +586,7 @@ cmMakefileTargetGenerator
   std::string defPropName = "COMPILE_DEFINITIONS_";
   defPropName += configUpper;
   if(const char* config_compile_defs =
-     source.GetProperty(defPropName.c_str()))
+     source.GetProperty(defPropName))
     {
     this->LocalGenerator->AppendDefines(defines, config_compile_defs);
     *this->FlagFileStream
@@ -600,10 +600,10 @@ cmMakefileTargetGenerator
   std::string sourceFile = source.GetFullPath();
   if(this->LocalGenerator->UseRelativePaths)
     {
-    sourceFile = this->Convert(sourceFile.c_str(),
+    sourceFile = this->Convert(sourceFile,
                                cmLocalGenerator::START_OUTPUT);
     }
-  sourceFile = this->Convert(sourceFile.c_str(),
+  sourceFile = this->Convert(sourceFile,
                              cmLocalGenerator::NONE,
                              cmLocalGenerator::SHELL);
 
@@ -652,14 +652,14 @@ cmMakefileTargetGenerator
       }
     }
 
-  targetOutPathReal = this->Convert(targetFullPathReal.c_str(),
+  targetOutPathReal = this->Convert(targetFullPathReal,
                                     cmLocalGenerator::START_OUTPUT,
                                     cmLocalGenerator::SHELL);
   targetOutPathPDB =
-    this->Convert(targetFullPathPDB.c_str(),cmLocalGenerator::NONE,
+    this->Convert(targetFullPathPDB,cmLocalGenerator::NONE,
                   cmLocalGenerator::SHELL);
   targetOutPathCompilePDB =
-    this->Convert(targetFullPathCompilePDB.c_str(),
+    this->Convert(targetFullPathCompilePDB,
                   cmLocalGenerator::START_OUTPUT,
                   cmLocalGenerator::SHELL);
   }
@@ -672,12 +672,12 @@ cmMakefileTargetGenerator
   vars.TargetCompilePDB = targetOutPathCompilePDB.c_str();
   vars.Source = sourceFile.c_str();
   std::string shellObj =
-    this->Convert(obj.c_str(),
+    this->Convert(obj,
                   cmLocalGenerator::NONE,
-                  cmLocalGenerator::SHELL).c_str();
+                  cmLocalGenerator::SHELL);
   vars.Object = shellObj.c_str();
   std::string objectDir = this->Target->GetSupportDirectory();
-  objectDir = this->Convert(objectDir.c_str(),
+  objectDir = this->Convert(objectDir,
                             cmLocalGenerator::START_OUTPUT,
                             cmLocalGenerator::SHELL);
   vars.ObjectDir = objectDir.c_str();
@@ -699,7 +699,7 @@ cmMakefileTargetGenerator
   compileRuleVar += lang;
   compileRuleVar += "_COMPILE_OBJECT";
   std::string compileRule =
-    this->Makefile->GetRequiredDefinition(compileRuleVar.c_str());
+    this->Makefile->GetRequiredDefinition(compileRuleVar);
   std::vector<std::string> compileCommands;
   cmSystemTools::ExpandListArgument(compileRule, compileCommands);
 
@@ -738,7 +738,7 @@ cmMakefileTargetGenerator
 
   // Write the rule.
   this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
-                                      relativeObj.c_str(),
+                                      relativeObj,
                                       depends, commands, false);
 
   // Check for extra outputs created by the compilation.
@@ -756,7 +756,7 @@ cmMakefileTargetGenerator
       this->GenerateExtraOutput(eoi->c_str(), relativeObj.c_str(), false);
 
       // Register this as an extra file to clean.
-      this->CleanFiles.push_back(eoi->c_str());
+      this->CleanFiles.push_back(*eoi);
       }
     }
 
@@ -792,15 +792,15 @@ cmMakefileTargetGenerator
       preprocessRuleVar += lang;
       preprocessRuleVar += "_CREATE_PREPROCESSED_SOURCE";
       if(const char* preprocessRule =
-         this->Makefile->GetDefinition(preprocessRuleVar.c_str()))
+         this->Makefile->GetDefinition(preprocessRuleVar))
         {
         std::vector<std::string> preprocessCommands;
         cmSystemTools::ExpandListArgument(preprocessRule, preprocessCommands);
 
         std::string shellObjI =
-          this->Convert(objI.c_str(),
+          this->Convert(objI,
                         cmLocalGenerator::NONE,
-                        cmLocalGenerator::SHELL).c_str();
+                        cmLocalGenerator::SHELL);
         vars.PreprocessedSource = shellObjI.c_str();
 
         // Expand placeholders in the commands.
@@ -826,7 +826,7 @@ cmMakefileTargetGenerator
         }
 
       this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
-                                          relativeObjI.c_str(),
+                                          relativeObjI,
                                           force_depends, commands, false);
       }
 
@@ -849,15 +849,15 @@ cmMakefileTargetGenerator
       assemblyRuleVar += lang;
       assemblyRuleVar += "_CREATE_ASSEMBLY_SOURCE";
       if(const char* assemblyRule =
-         this->Makefile->GetDefinition(assemblyRuleVar.c_str()))
+         this->Makefile->GetDefinition(assemblyRuleVar))
         {
         std::vector<std::string> assemblyCommands;
         cmSystemTools::ExpandListArgument(assemblyRule, assemblyCommands);
 
         std::string shellObjS =
-          this->Convert(objS.c_str(),
+          this->Convert(objS,
                         cmLocalGenerator::NONE,
-                        cmLocalGenerator::SHELL).c_str();
+                        cmLocalGenerator::SHELL);
         vars.AssemblySource = shellObjS.c_str();
 
         // Expand placeholders in the commands.
@@ -883,7 +883,7 @@ cmMakefileTargetGenerator
         }
 
       this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
-                                          relativeObjS.c_str(),
+                                          relativeObjS,
                                           force_depends, commands, false);
       }
     }
@@ -895,7 +895,7 @@ cmMakefileTargetGenerator
   std::vector<std::string> p_depends;
   // always provide an empty requires target
   this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
-                                      objectRequires.c_str(), p_depends,
+                                      objectRequires, p_depends,
                                       no_commands, true);
 
   // write a build rule to recursively build what this obj provides
@@ -909,19 +909,19 @@ cmMakefileTargetGenerator
   tgtMakefileName += "/build.make";
   r_commands.push_back
     (this->LocalGenerator->GetRecursiveMakeCall(tgtMakefileName.c_str(),
-                                                temp.c_str()));
+                                                temp));
 
   p_depends.clear();
   p_depends.push_back(objectRequires);
   this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
-                                      objectProvides.c_str(), p_depends,
+                                      objectProvides, p_depends,
                                       r_commands, true);
 
   // write the provides.build rule dependency on the obj file
   p_depends.clear();
   p_depends.push_back(relativeObj);
   this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
-                                      temp.c_str(), p_depends, no_commands,
+                                      temp, p_depends, no_commands,
                                       false);
 }
 
@@ -950,7 +950,7 @@ void cmMakefileTargetGenerator::WriteTargetRequiresRules()
 
   // Write the rule.
   this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
-                                      depTarget.c_str(),
+                                      depTarget,
                                       depends, no_commands, true);
 }
 
@@ -975,7 +975,7 @@ void cmMakefileTargetGenerator::WriteTargetCleanRules()
 
   // Write the rule.
   this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
-                                      cleanTarget.c_str(),
+                                      cleanTarget,
                                       depends, commands, true);
 }
 
@@ -1011,8 +1011,8 @@ void cmMakefileTargetGenerator::WriteTargetDependRules()
         pi != this->MultipleOutputPairs.end(); ++pi)
       {
       *this->InfoFileStream
-        << "  " << this->LocalGenerator->EscapeForCMake(pi->first.c_str())
-        << " "  << this->LocalGenerator->EscapeForCMake(pi->second.c_str())
+        << "  " << this->LocalGenerator->EscapeForCMake(pi->first)
+        << " "  << this->LocalGenerator->EscapeForCMake(pi->second)
         << "\n";
       }
     *this->InfoFileStream << "  )\n\n";
@@ -1081,7 +1081,7 @@ void cmMakefileTargetGenerator::WriteTargetDependRules()
     {
     *this->InfoFileStream
       << "  \""
-      << this->LocalGenerator->Convert(i->c_str(),
+      << this->LocalGenerator->Convert(*i,
                                        cmLocalGenerator::HOME_OUTPUT)
       << "\"\n";
     }
@@ -1145,7 +1145,7 @@ void cmMakefileTargetGenerator::WriteTargetDependRules()
          << this->Convert(this->Makefile->GetStartOutputDirectory(),
                           cmLocalGenerator::FULL, cmLocalGenerator::SHELL)
          << " "
-         << this->Convert(this->InfoFileNameFull.c_str(),
+         << this->Convert(this->InfoFileNameFull,
                           cmLocalGenerator::FULL, cmLocalGenerator::SHELL);
   if(this->LocalGenerator->GetColorMakefile())
     {
@@ -1161,7 +1161,7 @@ void cmMakefileTargetGenerator::WriteTargetDependRules()
 
   // Write the rule.
   this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
-                                      depTarget.c_str(),
+                                      depTarget,
                                       depends, commands, true);
 }
 
@@ -1203,7 +1203,7 @@ void cmMakefileTargetGenerator
     for(std::vector<std::string>::iterator i = deps.begin();
         i != deps.end(); ++i)
       {
-      depends.push_back(i->c_str());
+      depends.push_back(*i);
       }
     }
 }
@@ -1247,13 +1247,13 @@ void cmMakefileTargetGenerator
   bool symbolic = false;
   if(need_symbolic)
     {
-    if(cmSourceFile* sf = this->Makefile->GetSource(o->c_str()))
+    if(cmSourceFile* sf = this->Makefile->GetSource(*o))
       {
       symbolic = sf->GetPropertyAsBool("SYMBOLIC");
       }
     }
   this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
-                                      o->c_str(), depends, commands,
+                                      *o, depends, commands,
                                       symbolic);
 
   // If the rule has changed make sure the output is rebuilt.
@@ -1270,7 +1270,7 @@ void cmMakefileTargetGenerator
     bool symbolic = false;
     if(need_symbolic)
       {
-      if(cmSourceFile* sf = this->Makefile->GetSource(o->c_str()))
+      if(cmSourceFile* sf = this->Makefile->GetSource(*o))
         {
         symbolic = sf->GetPropertyAsBool("SYMBOLIC");
         }
@@ -1284,11 +1284,11 @@ void cmMakefileTargetGenerator
       idi != cc.GetImplicitDepends().end(); ++idi)
     {
     std::string objFullPath =
-      this->Convert(outputs[0].c_str(), cmLocalGenerator::FULL);
+      this->Convert(outputs[0], cmLocalGenerator::FULL);
     std::string srcFullPath =
-      this->Convert(idi->second.c_str(), cmLocalGenerator::FULL);
+      this->Convert(idi->second, cmLocalGenerator::FULL);
     this->LocalGenerator->
-      AddImplicitDepends(*this->Target, idi->first.c_str(),
+      AddImplicitDepends(*this->Target, idi->first,
                          objFullPath.c_str(),
                          srcFullPath.c_str());
     }
@@ -1333,7 +1333,7 @@ cmMakefileTargetGenerator::AppendProgress(std::vector<std::string>& commands)
   progressDir += cmake::GetCMakeFilesDirectory();
   cmOStringStream progCmd;
   progCmd << "$(CMAKE_COMMAND) -E cmake_progress_report ";
-  progCmd << this->LocalGenerator->Convert(progressDir.c_str(),
+  progCmd << this->LocalGenerator->Convert(progressDir,
                                            cmLocalGenerator::FULL,
                                            cmLocalGenerator::SHELL);
   progCmd << " $(CMAKE_PROGRESS_" << this->NumberOfProgressActions << ")";
@@ -1349,7 +1349,7 @@ cmMakefileTargetGenerator
   // Write a make variable assignment that lists all objects for the
   // target.
   variableName =
-    this->LocalGenerator->CreateMakeVariable(this->Target->GetName().c_str(),
+    this->LocalGenerator->CreateMakeVariable(this->Target->GetName(),
                                              "_OBJECTS");
   *this->BuildFileStream
     << "# Object files for target " << this->Target->GetName() << "\n"
@@ -1370,7 +1370,7 @@ cmMakefileTargetGenerator
     if(objName)
       {
       *this->BuildFileStream <<
-        this->Convert(i->c_str(), cmLocalGenerator::START_OUTPUT,
+        this->Convert(*i, cmLocalGenerator::START_OUTPUT,
                       cmLocalGenerator::MAKEFILE);
       }
     else
@@ -1384,7 +1384,7 @@ cmMakefileTargetGenerator
   // Write a make variable assignment that lists all external objects
   // for the target.
   variableNameExternal =
-    this->LocalGenerator->CreateMakeVariable(this->Target->GetName().c_str(),
+    this->LocalGenerator->CreateMakeVariable(this->Target->GetName(),
                                              "_EXTERNAL_OBJECTS");
   *this->BuildFileStream
     << "\n"
@@ -1395,14 +1395,14 @@ cmMakefileTargetGenerator
         this->ExternalObjects.begin();
       i != this->ExternalObjects.end(); ++i)
     {
-    object = this->Convert(i->c_str(),cmLocalGenerator::START_OUTPUT);
+    object = this->Convert(*i,cmLocalGenerator::START_OUTPUT);
     *this->BuildFileStream
       << " " << lineContinue << "\n"
       << this->Makefile->GetSafeDefinition("CMAKE_OBJECT_NAME");
     if(objName)
       {
       *this->BuildFileStream  <<
-        this->Convert(i->c_str(), cmLocalGenerator::START_OUTPUT,
+        this->Convert(*i, cmLocalGenerator::START_OUTPUT,
                       cmLocalGenerator::MAKEFILE);
       }
     else
@@ -1439,7 +1439,7 @@ public:
     {
     // Construct the name of the next object.
     this->NextObject =
-      this->LocalGenerator->Convert(obj.c_str(),
+      this->LocalGenerator->Convert(obj,
                                     cmLocalGenerator::START_OUTPUT,
                                     cmLocalGenerator::RESPONSE);
 
@@ -1505,7 +1505,7 @@ void cmMakefileTargetGenerator::WriteTargetDriverRule(
     this->LocalGenerator->GetRelativeTargetDirectory(*this->Target);
   std::string buildTargetRuleName = dir;
   buildTargetRuleName += relink?"/preinstall":"/build";
-  buildTargetRuleName = this->Convert(buildTargetRuleName.c_str(),
+  buildTargetRuleName = this->Convert(buildTargetRuleName,
                                       cmLocalGenerator::HOME_OUTPUT,
                                       cmLocalGenerator::UNCHANGED);
 
@@ -1541,7 +1541,7 @@ void cmMakefileTargetGenerator::WriteTargetDriverRule(
   // Write the driver rule.
   std::vector<std::string> no_commands;
   this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, comment,
-                                      buildTargetRuleName.c_str(),
+                                      buildTargetRuleName,
                                       depends, no_commands, true);
 }
 
@@ -1555,7 +1555,7 @@ std::string cmMakefileTargetGenerator::GetFrameworkFlags(std::string const& l)
 
   std::string fwSearchFlagVar = "CMAKE_" + l + "_FRAMEWORK_SEARCH_FLAG";
   const char* fwSearchFlag =
-    this->Makefile->GetDefinition(fwSearchFlagVar.c_str());
+    this->Makefile->GetDefinition(fwSearchFlagVar);
   if(!(fwSearchFlag && *fwSearchFlag))
     {
     return std::string();
@@ -1577,7 +1577,7 @@ std::string cmMakefileTargetGenerator::GetFrameworkFlags(std::string const& l)
   for(std::vector<std::string>::iterator i = includes.begin();
       i != includes.end(); ++i)
     {
-    if(this->Target->NameResolvesToFramework(i->c_str()))
+    if(this->Target->NameResolvesToFramework(*i))
       {
       std::string frameworkDir = *i;
       frameworkDir += "/../";
@@ -1597,7 +1597,7 @@ std::string cmMakefileTargetGenerator::GetFrameworkFlags(std::string const& l)
       if(emitted.insert(*i).second)
         {
         flags += fwSearchFlag;
-        flags += this->Convert(i->c_str(),
+        flags += this->Convert(*i,
                                cmLocalGenerator::START_OUTPUT,
                                cmLocalGenerator::SHELL, true);
         flags += " ";
@@ -1692,7 +1692,7 @@ std::string cmMakefileTargetGenerator::GetLinkRule(
     std::string ruleVar = "CMAKE_";
     ruleVar += this->Target->GetLinkerLanguage(this->ConfigName);
     ruleVar += "_GNUtoMS_RULE";
-    if(const char* rule = this->Makefile->GetDefinition(ruleVar.c_str()))
+    if(const char* rule = this->Makefile->GetDefinition(ruleVar))
       {
       linkRule += rule;
       }
@@ -1721,7 +1721,7 @@ void cmMakefileTargetGenerator::RemoveForbiddenFlags(const char* flagVar,
   removeFlags += linkLang;
   removeFlags += flagVar;
   std::string removeflags =
-    this->Makefile->GetSafeDefinition(removeFlags.c_str());
+    this->Makefile->GetSafeDefinition(removeFlags);
   std::vector<std::string> removeList;
   cmSystemTools::ExpandListArgument(removeflags, removeList);
 
@@ -1799,7 +1799,7 @@ cmMakefileTargetGenerator
 
   // Create the makefile command to invoke the link script.
   std::string link_command = "$(CMAKE_COMMAND) -E cmake_link_script ";
-  link_command += this->Convert(linkScriptName.c_str(),
+  link_command += this->Convert(linkScriptName,
                                 cmLocalGenerator::START_OUTPUT,
                                 cmLocalGenerator::SHELL);
   link_command += " --verbose=$(VERBOSE)";
@@ -1854,7 +1854,7 @@ cmMakefileTargetGenerator
     responseFlagVar += this->Target->GetLinkerLanguage(this->ConfigName);
     responseFlagVar += "_RESPONSE_FILE_LINK_FLAG";
     const char* responseFlag =
-      this->Makefile->GetDefinition(responseFlagVar.c_str());
+      this->Makefile->GetDefinition(responseFlagVar);
     if(!responseFlag)
       {
       responseFlag = "@";
@@ -1866,7 +1866,7 @@ cmMakefileTargetGenerator
 
     // Reference the response file.
     linkLibs = responseFlag;
-    linkLibs += this->Convert(link_rsp.c_str(),
+    linkLibs += this->Convert(link_rsp,
                               cmLocalGenerator::NONE,
                               cmLocalGenerator::SHELL);
     }
@@ -1896,7 +1896,7 @@ cmMakefileTargetGenerator
     responseFlagVar += this->Target->GetLinkerLanguage(this->ConfigName);
     responseFlagVar += "_RESPONSE_FILE_LINK_FLAG";
     const char* responseFlag =
-      this->Makefile->GetDefinition(responseFlagVar.c_str());
+      this->Makefile->GetDefinition(responseFlagVar);
     if(!responseFlag)
       {
       responseFlag = "@";
@@ -1920,7 +1920,7 @@ cmMakefileTargetGenerator
 
       // Reference the response file.
       buildObjs += responseFlag;
-      buildObjs += this->Convert(objects_rsp.c_str(),
+      buildObjs += this->Convert(objects_rsp,
                                  cmLocalGenerator::NONE,
                                  cmLocalGenerator::SHELL);
       }
@@ -1949,7 +1949,7 @@ void cmMakefileTargetGenerator::AddIncludeFlags(std::string& flags,
   std::string responseVar = "CMAKE_";
   responseVar += lang;
   responseVar += "_USE_RESPONSE_FILE_FOR_INCLUDES";
-  bool useResponseFile = this->Makefile->IsOn(responseVar.c_str());
+  bool useResponseFile = this->Makefile->IsOn(responseVar);
 
 
   std::vector<std::string> includes;
@@ -2070,7 +2070,7 @@ void cmMakefileTargetGenerator::AddFortranFlags(std::string& flags)
         idi != includes.end(); ++idi)
       {
       std::string flg = modpath_flag;
-      flg += this->Convert(idi->c_str(),
+      flg += this->Convert(*idi,
                            cmLocalGenerator::NONE,
                            cmLocalGenerator::SHELL);
       this->LocalGenerator->AppendFlags(flags, flg.c_str());
@@ -2098,7 +2098,7 @@ void cmMakefileTargetGenerator::AddModuleDefinitionFlag(std::string& flags)
   // Append the flag and value.  Use ConvertToLinkReference to help
   // vs6's "cl -link" pass it to the linker.
   std::string flag = defFileFlag;
-  flag += (this->LocalGenerator->ConvertToLinkReference(def.c_str()));
+  flag += (this->LocalGenerator->ConvertToLinkReference(def));
   this->LocalGenerator->AppendFlags(flags, flag.c_str());
 }
 
diff --git a/Source/cmMakefileUtilityTargetGenerator.cxx b/Source/cmMakefileUtilityTargetGenerator.cxx
index 2066fc2..6b039bb 100644
--- a/Source/cmMakefileUtilityTargetGenerator.cxx
+++ b/Source/cmMakefileUtilityTargetGenerator.cxx
@@ -52,7 +52,7 @@ void cmMakefileUtilityTargetGenerator::WriteRuleFiles()
     *this->BuildFileStream
       << "# Include the progress variables for this target.\n"
       << this->LocalGenerator->IncludeDirective << " " << root
-      << this->Convert(this->ProgressFileNameFull.c_str(),
+      << this->Convert(this->ProgressFileNameFull,
                        cmLocalGenerator::HOME_OUTPUT,
                        cmLocalGenerator::MAKEFILE)
       << "\n\n";
@@ -105,7 +105,7 @@ void cmMakefileUtilityTargetGenerator::WriteRuleFiles()
                                       depends, commands, true);
 
   // Write the main driver rule to build everything in this target.
-  this->WriteTargetDriverRule(this->Target->GetName().c_str(), false);
+  this->WriteTargetDriverRule(this->Target->GetName(), false);
 
   // Write clean target
   this->WriteTargetCleanRules();
diff --git a/Source/cmMarkAsAdvancedCommand.cxx b/Source/cmMarkAsAdvancedCommand.cxx
index 4236d10..f6a2c26 100644
--- a/Source/cmMarkAsAdvancedCommand.cxx
+++ b/Source/cmMarkAsAdvancedCommand.cxx
@@ -42,11 +42,11 @@ bool cmMarkAsAdvancedCommand
     if ( it.IsAtEnd() )
       {
       this->Makefile->GetCacheManager()
-        ->AddCacheEntry(variable.c_str(), 0, 0,
+        ->AddCacheEntry(variable, 0, 0,
           cmCacheManager::UNINITIALIZED);
       overwrite = true;
       }
-    it.Find(variable.c_str());
+    it.Find(variable);
     if ( it.IsAtEnd() )
       {
       cmSystemTools::Error("This should never happen...");
diff --git a/Source/cmMathCommand.cxx b/Source/cmMathCommand.cxx
index 9fc4265..f1942c5 100644
--- a/Source/cmMathCommand.cxx
+++ b/Source/cmMathCommand.cxx
@@ -28,7 +28,7 @@ bool cmMathCommand
     return this->HandleExprCommand(args);
     }
   std::string e = "does not recognize sub-command "+subCommand;
-  this->SetError(e.c_str());
+  this->SetError(e);
   return false;
 }
 
@@ -49,13 +49,13 @@ bool cmMathCommand::HandleExprCommand(std::vector<std::string> const& args)
     {
     std::string e = "cannot parse the expression: \""+expression+"\": ";
     e += helper.GetError();
-    this->SetError(e.c_str());
+    this->SetError(e);
     return false;
     }
 
   char buffer[1024];
   sprintf(buffer, "%d", helper.GetResult());
 
-  this->Makefile->AddDefinition(outputVariable.c_str(), buffer);
+  this->Makefile->AddDefinition(outputVariable, buffer);
   return true;
 }
diff --git a/Source/cmMessageCommand.cxx b/Source/cmMessageCommand.cxx
index d85e720..88d6a77 100644
--- a/Source/cmMessageCommand.cxx
+++ b/Source/cmMessageCommand.cxx
@@ -77,7 +77,7 @@ bool cmMessageCommand
 
   if (type != cmake::MESSAGE)
     {
-    this->Makefile->IssueMessage(type, message.c_str());
+    this->Makefile->IssueMessage(type, message);
     }
   else
     {
diff --git a/Source/cmNinjaNormalTargetGenerator.cxx b/Source/cmNinjaNormalTargetGenerator.cxx
index a49fc2d..686ec81 100644
--- a/Source/cmNinjaNormalTargetGenerator.cxx
+++ b/Source/cmNinjaNormalTargetGenerator.cxx
@@ -175,7 +175,7 @@ cmNinjaNormalTargetGenerator
 
         // build response file name
         std::string cmakeLinkVar =  cmakeVarLang + "_RESPONSE_FILE_LINK_FLAG";
-        const char * flag = GetMakefile()->GetDefinition(cmakeLinkVar.c_str());
+        const char * flag = GetMakefile()->GetDefinition(cmakeLinkVar);
         if(flag) {
           responseFlag = flag;
         } else {
@@ -189,7 +189,7 @@ cmNinjaNormalTargetGenerator
         linkOptionVar += "_COMPILER_LINKER_OPTION_FLAG_";
         linkOptionVar += cmTarget::GetTargetTypeName(targetType);
         const std::string linkOption =
-                GetMakefile()->GetSafeDefinition(linkOptionVar.c_str());
+                GetMakefile()->GetSafeDefinition(linkOptionVar);
         rspcontent = "$in_newline "+linkOption+" $LINK_PATH $LINK_LIBRARIES";
         vars.Objects = responseFlag.c_str();
         vars.LinkLibraries = "";
@@ -321,7 +321,7 @@ cmNinjaNormalTargetGenerator
       linkCmdVar += this->TargetLinkLanguage;
       linkCmdVar += "_CREATE_STATIC_LIBRARY";
       if (const char *linkCmd =
-            this->GetMakefile()->GetDefinition(linkCmdVar.c_str()))
+            this->GetMakefile()->GetDefinition(linkCmdVar))
         {
         cmSystemTools::ExpandListArgument(linkCmd, linkCmds);
         return linkCmds;
@@ -341,7 +341,7 @@ cmNinjaNormalTargetGenerator
       linkCmdVar += this->TargetLinkLanguage;
       linkCmdVar += "_ARCHIVE_CREATE";
       const char *linkCmd =
-        this->GetMakefile()->GetRequiredDefinition(linkCmdVar.c_str());
+        this->GetMakefile()->GetRequiredDefinition(linkCmdVar);
       cmSystemTools::ExpandListArgument(linkCmd, linkCmds);
       }
       {
@@ -349,7 +349,7 @@ cmNinjaNormalTargetGenerator
       linkCmdVar += this->TargetLinkLanguage;
       linkCmdVar += "_ARCHIVE_FINISH";
       const char *linkCmd =
-        this->GetMakefile()->GetRequiredDefinition(linkCmdVar.c_str());
+        this->GetMakefile()->GetRequiredDefinition(linkCmdVar);
       cmSystemTools::ExpandListArgument(linkCmd, linkCmds);
       }
       return linkCmds;
@@ -374,7 +374,7 @@ cmNinjaNormalTargetGenerator
       }
 
       const char *linkCmd =
-        this->GetMakefile()->GetRequiredDefinition(linkCmdVar.c_str());
+        this->GetMakefile()->GetRequiredDefinition(linkCmdVar);
       cmSystemTools::ExpandListArgument(linkCmd, linkCmds);
       return linkCmds;
     }
@@ -497,7 +497,7 @@ void cmNinjaNormalTargetGenerator::WriteLinkStatement()
 
       if (!install_name_dir.empty()) {
         vars["INSTALLNAME_DIR"] =
-          this->GetLocalGenerator()->Convert(install_name_dir.c_str(),
+          this->GetLocalGenerator()->Convert(install_name_dir,
               cmLocalGenerator::NONE,
               cmLocalGenerator::SHELL, false);
       }
@@ -506,7 +506,7 @@ void cmNinjaNormalTargetGenerator::WriteLinkStatement()
 
   if (!this->TargetNameImport.empty()) {
     const std::string impLibPath = this->GetLocalGenerator()
-      ->ConvertToOutputFormat(targetOutputImplib.c_str(),
+      ->ConvertToOutputFormat(targetOutputImplib,
                               cmLocalGenerator::SHELL);
     vars["TARGET_IMPLIB"] = impLibPath;
     EnsureParentDirectoryExists(impLibPath);
diff --git a/Source/cmNinjaTargetGenerator.cxx b/Source/cmNinjaTargetGenerator.cxx
index 3ef236a..d652018 100644
--- a/Source/cmNinjaTargetGenerator.cxx
+++ b/Source/cmNinjaTargetGenerator.cxx
@@ -140,11 +140,11 @@ cmNinjaTargetGenerator::ComputeFlagsForObject(cmSourceFile *source,
   std::string& languageFlags = this->LanguageFlags[language];
   if(!hasLangCached)
     {
-    this->AddFeatureFlags(languageFlags, language.c_str());
+    this->AddFeatureFlags(languageFlags, language);
 
     this->GetLocalGenerator()->AddArchitectureFlags(languageFlags,
                                                     this->GeneratorTarget,
-                                                    language.c_str(),
+                                                    language,
                                                     this->GetConfigName());
 
     // Add shared-library flags if needed.
@@ -153,17 +153,17 @@ cmNinjaTargetGenerator::ComputeFlagsForObject(cmSourceFile *source,
                                           this->GetConfigName());
 
     this->LocalGenerator->AddVisibilityPresetFlags(languageFlags, this->Target,
-                                                   language.c_str());
+                                                   language);
 
     std::vector<std::string> includes;
     this->LocalGenerator->GetIncludeDirectories(includes,
                                                 this->GeneratorTarget,
-                                                language.c_str(),
+                                                language,
                                                 this->GetConfigName());
     // Add include directory flags.
     std::string includeFlags =
       this->LocalGenerator->GetIncludeFlags(includes, this->GeneratorTarget,
-                                            language.c_str(),
+                                            language,
       language == "RC" ? true : false); // full include paths for RC
                                         // needed by cmcldeps
     if(cmGlobalNinjaGenerator::IsMinGW())
@@ -177,7 +177,7 @@ cmNinjaTargetGenerator::ComputeFlagsForObject(cmSourceFile *source,
 
     // Add target-specific flags.
     this->LocalGenerator->AddCompileOptions(languageFlags, this->Target,
-                                            language.c_str(),
+                                            language,
                                             this->GetConfigName());
     }
 
@@ -232,12 +232,12 @@ ComputeDefines(cmSourceFile *source, const std::string& language)
   defPropName += cmSystemTools::UpperCase(this->GetConfigName());
   this->LocalGenerator->AppendDefines
     (defines,
-     source->GetProperty(defPropName.c_str()));
+     source->GetProperty(defPropName));
   }
 
   std::string definesString;
   this->LocalGenerator->JoinDefines(defines, definesString,
-     language.c_str());
+     language);
 
   return definesString;
 }
@@ -340,11 +340,11 @@ bool cmNinjaTargetGenerator::SetMsvcTargetPdbVariable(cmNinjaVars& vars) const
       }
 
     vars["TARGET_PDB"] = this->GetLocalGenerator()->ConvertToOutputFormat(
-                          ConvertToNinjaPath(pdbPath.c_str()).c_str(),
+                          ConvertToNinjaPath(pdbPath.c_str()),
                           cmLocalGenerator::SHELL);
     vars["TARGET_COMPILE_PDB"] =
       this->GetLocalGenerator()->ConvertToOutputFormat(
-        ConvertToNinjaPath(compilePdbPath.c_str()).c_str(),
+        ConvertToNinjaPath(compilePdbPath.c_str()),
         cmLocalGenerator::SHELL);
 
     EnsureParentDirectoryExists(pdbPath);
@@ -420,7 +420,7 @@ cmNinjaTargetGenerator
     deptype = "gcc";
     depfile = "$DEP_FILE";
     const std::string flagsName = "CMAKE_DEPFILE_FLAGS_" + lang;
-    std::string depfileFlags = mf->GetSafeDefinition(flagsName.c_str());
+    std::string depfileFlags = mf->GetSafeDefinition(flagsName);
     if (!depfileFlags.empty())
       {
       cmSystemTools::ReplaceString(depfileFlags, "<DEPFILE>", "$DEP_FILE");
@@ -436,7 +436,7 @@ cmNinjaTargetGenerator
 
   // Rule for compiling object file.
   const std::string cmdVar = std::string("CMAKE_") + lang + "_COMPILE_OBJECT";
-  std::string compileCmd = mf->GetRequiredDefinition(cmdVar.c_str());
+  std::string compileCmd = mf->GetRequiredDefinition(cmdVar);
   std::vector<std::string> compileCmds;
   cmSystemTools::ExpandListArgument(compileCmd, compileCmds);
 
@@ -603,7 +603,7 @@ cmNinjaTargetGenerator
 
   std::string objectDir = this->Target->GetSupportDirectory();
   vars["OBJECT_DIR"] = this->GetLocalGenerator()->ConvertToOutputFormat(
-                         ConvertToNinjaPath(objectDir.c_str()).c_str(),
+                         ConvertToNinjaPath(objectDir.c_str()),
                          cmLocalGenerator::SHELL);
 
   this->addPoolNinjaVariable("JOB_POOL_COMPILE", this->GetTarget(), vars);
@@ -628,7 +628,7 @@ cmNinjaTargetGenerator
 
     escapedSourceFileName =
       this->LocalGenerator->ConvertToOutputFormat(
-        escapedSourceFileName.c_str(), cmLocalGenerator::SHELL);
+        escapedSourceFileName, cmLocalGenerator::SHELL);
 
     compileObjectVars.Source = escapedSourceFileName.c_str();
     compileObjectVars.Object = objectFileName.c_str();
@@ -641,7 +641,7 @@ cmNinjaTargetGenerator
     compileCmdVar += language;
     compileCmdVar += "_COMPILE_OBJECT";
     std::string compileCmd =
-      this->GetMakefile()->GetRequiredDefinition(compileCmdVar.c_str());
+      this->GetMakefile()->GetRequiredDefinition(compileCmdVar);
     std::vector<std::string> compileCmds;
     cmSystemTools::ExpandListArgument(compileCmd, compileCmds);
 
@@ -699,7 +699,7 @@ cmNinjaTargetGenerator
   // vs6's "cl -link" pass it to the linker.
   std::string flag = defFileFlag;
   flag += (this->LocalGenerator->ConvertToLinkReference(
-             this->ModuleDefinitionFile.c_str()));
+             this->ModuleDefinitionFile));
   this->LocalGenerator->AppendFlags(flags, flag.c_str());
 }
 
diff --git a/Source/cmOSXBundleGenerator.cxx b/Source/cmOSXBundleGenerator.cxx
index 449f923..835f892 100644
--- a/Source/cmOSXBundleGenerator.cxx
+++ b/Source/cmOSXBundleGenerator.cxx
@@ -60,7 +60,7 @@ void cmOSXBundleGenerator::CreateAppBundle(const std::string& targetName,
   plist += this->GT->Target->GetAppBundleDirectory(this->ConfigName, true);
   plist += "/Info.plist";
   this->LocalGenerator->GenerateAppleInfoPList(this->GT->Target,
-                                               targetName.c_str(),
+                                               targetName,
                                                plist.c_str());
   this->Makefile->AddCMakeOutputFile(plist);
   outpath = newoutpath;
@@ -91,7 +91,7 @@ void cmOSXBundleGenerator::CreateFramework(
   plist += "/Resources/Info.plist";
   std::string name = cmSystemTools::GetFilenameName(targetName);
   this->LocalGenerator->GenerateFrameworkInfoPList(this->GT->Target,
-                                                   name.c_str(),
+                                                   name,
                                                    plist.c_str());
 
   // TODO: Use the cmMakefileTargetGenerator::ExtraFiles vector to
@@ -182,7 +182,7 @@ void cmOSXBundleGenerator::CreateCFBundle(const std::string& targetName,
     this->GT->Target->GetCFBundleDirectory(this->ConfigName, true);
   plist += "/Info.plist";
   this->LocalGenerator->GenerateAppleInfoPList(this->GT->Target,
-                                               targetName.c_str(),
+                                               targetName,
                                                plist.c_str());
   this->Makefile->AddCMakeOutputFile(plist);
 }
diff --git a/Source/cmOptionCommand.cxx b/Source/cmOptionCommand.cxx
index dbe2478..e505440 100644
--- a/Source/cmOptionCommand.cxx
+++ b/Source/cmOptionCommand.cxx
@@ -39,7 +39,7 @@ bool cmOptionCommand
       m += args[i];
       m += " ";
       }
-    this->SetError(m.c_str());
+    this->SetError(m);
     return false;
     }
 
@@ -62,7 +62,7 @@ bool cmOptionCommand
     initialValue = args[2];
     }
   bool init = cmSystemTools::IsOn(initialValue.c_str());
-  this->Makefile->AddCacheDefinition(args[0].c_str(), init? "ON":"OFF",
+  this->Makefile->AddCacheDefinition(args[0], init? "ON":"OFF",
                                      args[1].c_str(), cmCacheManager::BOOL);
   return true;
 }
diff --git a/Source/cmOrderDirectories.cxx b/Source/cmOrderDirectories.cxx
index 79677e3..ec671fc 100644
--- a/Source/cmOrderDirectories.cxx
+++ b/Source/cmOrderDirectories.cxx
@@ -261,7 +261,7 @@ bool cmOrderDirectoriesConstraintLibrary::FindConflict(std::string const& dir)
         {
         std::string fname = lib;
         fname += *i;
-        if(this->FileMayConflict(dir, fname.c_str()))
+        if(this->FileMayConflict(dir, fname))
           {
           return true;
           }
diff --git a/Source/cmOutputRequiredFilesCommand.cxx b/Source/cmOutputRequiredFilesCommand.cxx
index c0d9e99..5016493 100644
--- a/Source/cmOutputRequiredFilesCommand.cxx
+++ b/Source/cmOutputRequiredFilesCommand.cxx
@@ -202,7 +202,7 @@ bool cmOutputRequiredFilesCommand
       {
       std::string err = "Can not open output file: ";
       err += this->OutputFile;
-      this->SetError(err.c_str());
+      this->SetError(err);
       return false;
       }
     std::set<cmDependInformation const*> visited;
diff --git a/Source/cmPolicies.cxx b/Source/cmPolicies.cxx
index 93072f5..2bd553f 100644
--- a/Source/cmPolicies.cxx
+++ b/Source/cmPolicies.cxx
@@ -488,7 +488,7 @@ bool cmPolicies::GetPolicyDefault(cmMakefile* mf, std::string const& policy,
                                   cmPolicies::PolicyStatus* defaultSetting)
 {
   std::string defaultVar = "CMAKE_POLICY_DEFAULT_" + policy;
-  std::string defaultValue = mf->GetSafeDefinition(defaultVar.c_str());
+  std::string defaultValue = mf->GetSafeDefinition(defaultVar);
   if(defaultValue == "NEW")
     {
     *defaultSetting = cmPolicies::NEW;
@@ -506,7 +506,7 @@ bool cmPolicies::GetPolicyDefault(cmMakefile* mf, std::string const& policy,
     cmOStringStream e;
     e << defaultVar << " has value \"" << defaultValue
       << "\" but must be \"OLD\", \"NEW\", or \"\" (empty).";
-    mf->IssueMessage(cmake::FATAL_ERROR, e.str().c_str());
+    mf->IssueMessage(cmake::FATAL_ERROR, e.str());
     return false;
     }
 
@@ -651,5 +651,5 @@ cmPolicies::DiagnoseAncientPolicies(std::vector<PolicyID> const& ancient,
     << "Please either update your CMakeLists.txt files to conform to "
     << "the new behavior or use an older version of CMake that still "
     << "supports the old behavior.";
-  mf->IssueMessage(cmake::FATAL_ERROR, e.str().c_str());
+  mf->IssueMessage(cmake::FATAL_ERROR, e.str());
 }
diff --git a/Source/cmProjectCommand.cxx b/Source/cmProjectCommand.cxx
index a9ce0cc..12318c8 100644
--- a/Source/cmProjectCommand.cxx
+++ b/Source/cmProjectCommand.cxx
@@ -28,20 +28,20 @@ bool cmProjectCommand
   srcdir += "_SOURCE_DIR";
 
   this->Makefile->AddCacheDefinition
-    (bindir.c_str(),
+    (bindir,
      this->Makefile->GetCurrentOutputDirectory(),
      "Value Computed by CMake", cmCacheManager::STATIC);
   this->Makefile->AddCacheDefinition
-    (srcdir.c_str(),
+    (srcdir,
      this->Makefile->GetCurrentDirectory(),
      "Value Computed by CMake", cmCacheManager::STATIC);
 
   bindir = "PROJECT_BINARY_DIR";
   srcdir = "PROJECT_SOURCE_DIR";
 
-  this->Makefile->AddDefinition(bindir.c_str(),
+  this->Makefile->AddDefinition(bindir,
           this->Makefile->GetCurrentOutputDirectory());
-  this->Makefile->AddDefinition(srcdir.c_str(),
+  this->Makefile->AddDefinition(srcdir,
           this->Makefile->GetCurrentDirectory());
 
   this->Makefile->AddDefinition("PROJECT_NAME", args[0].c_str());
@@ -167,19 +167,19 @@ bool cmProjectCommand
     std::string vv;
     vv = args[0] + "_VERSION";
     this->Makefile->AddDefinition("PROJECT_VERSION", vs.c_str());
-    this->Makefile->AddDefinition(vv.c_str(), vs.c_str());
+    this->Makefile->AddDefinition(vv, vs.c_str());
     vv = args[0] + "_VERSION_MAJOR";
     this->Makefile->AddDefinition("PROJECT_VERSION_MAJOR", vb[0]);
-    this->Makefile->AddDefinition(vv.c_str(), vb[0]);
+    this->Makefile->AddDefinition(vv, vb[0]);
     vv = args[0] + "_VERSION_MINOR";
     this->Makefile->AddDefinition("PROJECT_VERSION_MINOR", vb[1]);
-    this->Makefile->AddDefinition(vv.c_str(), vb[1]);
+    this->Makefile->AddDefinition(vv, vb[1]);
     vv = args[0] + "_VERSION_PATCH";
     this->Makefile->AddDefinition("PROJECT_VERSION_PATCH", vb[2]);
-    this->Makefile->AddDefinition(vv.c_str(), vb[2]);
+    this->Makefile->AddDefinition(vv, vb[2]);
     vv = args[0] + "_VERSION_TWEAK";
     this->Makefile->AddDefinition("PROJECT_VERSION_TWEAK", vb[3]);
-    this->Makefile->AddDefinition(vv.c_str(), vb[3]);
+    this->Makefile->AddDefinition(vv, vb[3]);
     }
   else if(cmp0048 != cmPolicies::OLD)
     {
@@ -199,7 +199,7 @@ bool cmProjectCommand
     for(std::vector<std::string>::iterator i = vv.begin();
         i != vv.end(); ++i)
       {
-      const char* v = this->Makefile->GetDefinition(i->c_str());
+      const char* v = this->Makefile->GetDefinition(*i);
       if(v && *v)
         {
         if(cmp0048 == cmPolicies::WARN)
@@ -209,7 +209,7 @@ bool cmProjectCommand
           }
         else
           {
-          this->Makefile->AddDefinition(i->c_str(), "");
+          this->Makefile->AddDefinition(*i, "");
           }
         }
       }
@@ -231,7 +231,7 @@ bool cmProjectCommand
     }
   this->Makefile->EnableLanguage(languages, false);
   std::string extraInclude = "CMAKE_PROJECT_" + args[0] + "_INCLUDE";
-  const char* include = this->Makefile->GetDefinition(extraInclude.c_str());
+  const char* include = this->Makefile->GetDefinition(extraInclude);
   if(include)
     {
     std::string fullFilePath;
@@ -244,7 +244,7 @@ bool cmProjectCommand
         "could not find file:\n"
         "  ";
       m += include;
-      this->SetError(m.c_str());
+      this->SetError(m);
       return false;
       }
     }
diff --git a/Source/cmQTWrapCPPCommand.cxx b/Source/cmQTWrapCPPCommand.cxx
index ca007cb..a984260 100644
--- a/Source/cmQTWrapCPPCommand.cxx
+++ b/Source/cmQTWrapCPPCommand.cxx
@@ -32,13 +32,13 @@ bool cmQTWrapCPPCommand::InitialPass(std::vector<std::string> const& argsIn,
   // Get the variable holding the list of sources.
   std::string const& sourceList = args[1];
   std::string sourceListValue =
-    this->Makefile->GetSafeDefinition(sourceList.c_str());
+    this->Makefile->GetSafeDefinition(sourceList);
 
   // Create a rule for all sources listed.
   for(std::vector<std::string>::iterator j = (args.begin() + 2);
       j != args.end(); ++j)
     {
-    cmSourceFile *curr = this->Makefile->GetSource(j->c_str());
+    cmSourceFile *curr = this->Makefile->GetSource(*j);
     // if we should wrap the class
     if(!(curr && curr->GetPropertyAsBool("WRAP_EXCLUDE")))
       {
@@ -50,7 +50,7 @@ bool cmQTWrapCPPCommand::InitialPass(std::vector<std::string> const& argsIn,
       newName += srcName;
       newName += ".cxx";
       cmSourceFile* sf =
-        this->Makefile->GetOrCreateSource(newName.c_str(), true);
+        this->Makefile->GetOrCreateSource(newName, true);
       if (curr)
         {
         sf->SetProperty("ABSTRACT", curr->GetProperty("ABSTRACT"));
@@ -99,7 +99,7 @@ bool cmQTWrapCPPCommand::InitialPass(std::vector<std::string> const& argsIn,
 
       std::string no_main_dependency = "";
       const char* no_working_dir = 0;
-      this->Makefile->AddCustomCommandToOutput(newName.c_str(),
+      this->Makefile->AddCustomCommandToOutput(newName,
                                                depends,
                                                no_main_dependency,
                                                commandLines,
@@ -109,7 +109,7 @@ bool cmQTWrapCPPCommand::InitialPass(std::vector<std::string> const& argsIn,
     }
 
   // Store the final list of source files.
-  this->Makefile->AddDefinition(sourceList.c_str(),
+  this->Makefile->AddDefinition(sourceList,
                                 sourceListValue.c_str());
   return true;
 }
diff --git a/Source/cmQTWrapUICommand.cxx b/Source/cmQTWrapUICommand.cxx
index 2a1129d..dce59ef 100644
--- a/Source/cmQTWrapUICommand.cxx
+++ b/Source/cmQTWrapUICommand.cxx
@@ -35,15 +35,15 @@ bool cmQTWrapUICommand::InitialPass(std::vector<std::string> const& argsIn,
   std::string const& headerList = args[1];
   std::string const& sourceList = args[2];
   std::string headerListValue =
-    this->Makefile->GetSafeDefinition(headerList.c_str());
+    this->Makefile->GetSafeDefinition(headerList);
   std::string sourceListValue =
-    this->Makefile->GetSafeDefinition(sourceList.c_str());
+    this->Makefile->GetSafeDefinition(sourceList);
 
   // Create rules for all sources listed.
   for(std::vector<std::string>::iterator j = (args.begin() + 3);
       j != args.end(); ++j)
     {
-    cmSourceFile *curr = this->Makefile->GetSource(j->c_str());
+    cmSourceFile *curr = this->Makefile->GetSource(*j);
     // if we should wrap the class
     if(!(curr && curr->GetPropertyAsBool("WRAP_EXCLUDE")))
       {
@@ -131,7 +131,7 @@ bool cmQTWrapUICommand::InitialPass(std::vector<std::string> const& argsIn,
       std::string no_main_dependency = "";
       const char* no_comment = 0;
       const char* no_working_dir = 0;
-      this->Makefile->AddCustomCommandToOutput(hName.c_str(),
+      this->Makefile->AddCustomCommandToOutput(hName,
                                                depends,
                                                no_main_dependency,
                                                hCommandLines,
@@ -139,7 +139,7 @@ bool cmQTWrapUICommand::InitialPass(std::vector<std::string> const& argsIn,
                                                no_working_dir);
 
       depends.push_back(hName);
-      this->Makefile->AddCustomCommandToOutput(cxxName.c_str(),
+      this->Makefile->AddCustomCommandToOutput(cxxName,
                                                depends,
                                                no_main_dependency,
                                                cxxCommandLines,
@@ -148,7 +148,7 @@ bool cmQTWrapUICommand::InitialPass(std::vector<std::string> const& argsIn,
 
       depends.clear();
       depends.push_back(hName);
-      this->Makefile->AddCustomCommandToOutput(mocName.c_str(),
+      this->Makefile->AddCustomCommandToOutput(mocName,
                                                depends,
                                                no_main_dependency,
                                                mocCommandLines,
@@ -158,9 +158,9 @@ bool cmQTWrapUICommand::InitialPass(std::vector<std::string> const& argsIn,
     }
 
   // Store the final list of source files and headers.
-  this->Makefile->AddDefinition(sourceList.c_str(),
+  this->Makefile->AddDefinition(sourceList,
                                 sourceListValue.c_str());
-  this->Makefile->AddDefinition(headerList.c_str(),
+  this->Makefile->AddDefinition(headerList,
                                 headerListValue.c_str());
   return true;
 }
diff --git a/Source/cmQtAutoGenerators.cxx b/Source/cmQtAutoGenerators.cxx
index c32f624..aa106c7 100644
--- a/Source/cmQtAutoGenerators.cxx
+++ b/Source/cmQtAutoGenerators.cxx
@@ -188,7 +188,7 @@ bool cmQtAutoGenerators::InitializeAutogenTarget(cmTarget* target)
     mocCppFile += automocTargetName;
     mocCppFile += ".cpp";
     cmSourceFile* mocCppSource = makefile->GetOrCreateSource(
-                                                          mocCppFile.c_str(),
+                                                          mocCppFile,
                                                           true);
     makefile->AppendProperty("ADDITIONAL_MAKE_CLEAN_FILES",
                             mocCppFile.c_str(), false);
@@ -278,7 +278,7 @@ bool cmQtAutoGenerators::InitializeAutogenTarget(cmTarget* target)
 #endif
     {
     cmTarget* autogenTarget = makefile->AddUtilityCommand(
-                                autogenTargetName.c_str(), true,
+                                autogenTargetName, true,
                                 workingDirectory.c_str(), depends,
                                 commandLines, false, autogenComment.c_str());
     // Set target folder
@@ -299,7 +299,7 @@ bool cmQtAutoGenerators::InitializeAutogenTarget(cmTarget* target)
       copyTargetProperty(autogenTarget, target, "FOLDER");
       }
 
-    target->AddUtility(autogenTargetName.c_str());
+    target->AddUtility(autogenTargetName);
     }
 
   return true;
@@ -356,7 +356,7 @@ void cmQtAutoGenerators::SetupAutoGenerateTarget(cmTarget const* target)
   std::string autogenTargetName = getAutogenTargetName(target);
 
   makefile->AddDefinition("_moc_target_name",
-          cmLocalGenerator::EscapeForCMake(autogenTargetName.c_str()).c_str());
+          cmLocalGenerator::EscapeForCMake(autogenTargetName).c_str());
 
   std::string targetDir = getAutogenTargetDir(target);
 
@@ -385,7 +385,7 @@ void cmQtAutoGenerators::SetupAutoGenerateTarget(cmTarget const* target)
     this->SetupSourceFiles(target);
     }
   makefile->AddDefinition("_cpp_files",
-          cmLocalGenerator::EscapeForCMake(this->Sources.c_str()).c_str());
+          cmLocalGenerator::EscapeForCMake(this->Sources).c_str());
   if (target->GetPropertyAsBool("AUTOMOC"))
     {
     this->SetupAutoMocTarget(target, autogenTargetName,
@@ -501,7 +501,7 @@ void cmQtAutoGenerators::SetupSourceFiles(cmTarget const* target)
         makefile->AppendProperty("ADDITIONAL_MAKE_CLEAN_FILES",
                                 rcc_output_file.c_str(), false);
         cmSourceFile* rccCppSource
-                = makefile->GetOrCreateSource(rcc_output_file.c_str(), true);
+                = makefile->GetOrCreateSource(rcc_output_file, true);
         newRccFiles.push_back(rccCppSource);
         }
       }
@@ -552,11 +552,11 @@ void cmQtAutoGenerators::SetupAutoMocTarget(cmTarget const* target,
   const char* tmp = target->GetProperty("AUTOMOC_MOC_OPTIONS");
   std::string _moc_options = (tmp!=0 ? tmp : "");
   makefile->AddDefinition("_moc_options",
-          cmLocalGenerator::EscapeForCMake(_moc_options.c_str()).c_str());
+          cmLocalGenerator::EscapeForCMake(_moc_options).c_str());
   makefile->AddDefinition("_skip_moc",
-          cmLocalGenerator::EscapeForCMake(this->SkipMoc.c_str()).c_str());
+          cmLocalGenerator::EscapeForCMake(this->SkipMoc).c_str());
   makefile->AddDefinition("_moc_headers",
-          cmLocalGenerator::EscapeForCMake(this->Headers.c_str()).c_str());
+          cmLocalGenerator::EscapeForCMake(this->Headers).c_str());
   bool relaxedMode = makefile->IsOn("CMAKE_AUTOMOC_RELAXED_MODE");
   makefile->AddDefinition("_moc_relaxed_mode", relaxedMode ? "TRUE" : "FALSE");
 
@@ -568,22 +568,22 @@ void cmQtAutoGenerators::SetupAutoMocTarget(cmTarget const* target,
                                       _moc_incs, _moc_compile_defs);
 
   makefile->AddDefinition("_moc_incs",
-          cmLocalGenerator::EscapeForCMake(_moc_incs.c_str()).c_str());
+          cmLocalGenerator::EscapeForCMake(_moc_incs).c_str());
   makefile->AddDefinition("_moc_compile_defs",
-          cmLocalGenerator::EscapeForCMake(_moc_compile_defs.c_str()).c_str());
+          cmLocalGenerator::EscapeForCMake(_moc_compile_defs).c_str());
 
   for (std::vector<std::string>::const_iterator li = configs.begin();
        li != configs.end(); ++li)
     {
     std::string config_moc_incs;
     std::string config_moc_compile_defs;
-    GetCompileDefinitionsAndDirectories(target, li->c_str(),
+    GetCompileDefinitionsAndDirectories(target, *li,
                                         config_moc_incs,
                                         config_moc_compile_defs);
     if (config_moc_incs != _moc_incs)
       {
       configIncludes[*li] =
-                    cmLocalGenerator::EscapeForCMake(config_moc_incs.c_str());
+                    cmLocalGenerator::EscapeForCMake(config_moc_incs);
       if(_moc_incs.empty())
         {
         _moc_incs = config_moc_incs;
@@ -592,7 +592,7 @@ void cmQtAutoGenerators::SetupAutoMocTarget(cmTarget const* target,
     if (config_moc_compile_defs != _moc_compile_defs)
       {
       configDefines[*li] =
-            cmLocalGenerator::EscapeForCMake(config_moc_compile_defs.c_str());
+            cmLocalGenerator::EscapeForCMake(config_moc_compile_defs);
       if(_moc_compile_defs.empty())
         {
         _moc_compile_defs = config_moc_compile_defs;
@@ -699,7 +699,7 @@ void cmQtAutoGenerators::SetupAutoUicTarget(cmTarget const* target,
 
   std::set<std::string> skipped;
   std::vector<std::string> skipVec;
-  cmSystemTools::ExpandListArgument(this->SkipUic.c_str(), skipVec);
+  cmSystemTools::ExpandListArgument(this->SkipUic, skipVec);
 
   for (std::vector<std::string>::const_iterator li = skipVec.begin();
        li != skipVec.end(); ++li)
@@ -708,7 +708,7 @@ void cmQtAutoGenerators::SetupAutoUicTarget(cmTarget const* target,
     }
 
   makefile->AddDefinition("_skip_uic",
-          cmLocalGenerator::EscapeForCMake(this->SkipUic.c_str()).c_str());
+          cmLocalGenerator::EscapeForCMake(this->SkipUic).c_str());
 
   std::vector<cmSourceFile*> uiFilesWithOptions
                                         = makefile->GetQtUiFilesWithOptions();
@@ -722,18 +722,18 @@ void cmQtAutoGenerators::SetupAutoUicTarget(cmTarget const* target,
 
   if (!_uic_opts.empty())
     {
-    _uic_opts = cmLocalGenerator::EscapeForCMake(_uic_opts.c_str());
+    _uic_opts = cmLocalGenerator::EscapeForCMake(_uic_opts);
     makefile->AddDefinition("_uic_target_options", _uic_opts.c_str());
     }
   for (std::vector<std::string>::const_iterator li = configs.begin();
        li != configs.end(); ++li)
     {
     std::string config_uic_opts;
-    GetUicOpts(target, li->c_str(), config_uic_opts);
+    GetUicOpts(target, *li, config_uic_opts);
     if (config_uic_opts != _uic_opts)
       {
       configUicOptions[*li] =
-                    cmLocalGenerator::EscapeForCMake(config_uic_opts.c_str());
+                    cmLocalGenerator::EscapeForCMake(config_uic_opts);
       if(_uic_opts.empty())
         {
         _uic_opts = config_uic_opts;
@@ -768,9 +768,9 @@ void cmQtAutoGenerators::SetupAutoUicTarget(cmTarget const* target,
     }
 
   makefile->AddDefinition("_qt_uic_options_files",
-              cmLocalGenerator::EscapeForCMake(uiFileFiles.c_str()).c_str());
+              cmLocalGenerator::EscapeForCMake(uiFileFiles).c_str());
   makefile->AddDefinition("_qt_uic_options_options",
-            cmLocalGenerator::EscapeForCMake(uiFileOptions.c_str()).c_str());
+            cmLocalGenerator::EscapeForCMake(uiFileOptions).c_str());
 
   std::string targetName = target->GetName();
   if (strcmp(qtVersion, "5") == 0)
@@ -914,12 +914,12 @@ void cmQtAutoGenerators::SetupAutoRccTarget(cmTarget const* target)
     }
 
   makefile->AddDefinition("_rcc_files",
-          cmLocalGenerator::EscapeForCMake(_rcc_files.c_str()).c_str());
+          cmLocalGenerator::EscapeForCMake(_rcc_files).c_str());
 
   makefile->AddDefinition("_qt_rcc_options_files",
-              cmLocalGenerator::EscapeForCMake(rccFileFiles.c_str()).c_str());
+              cmLocalGenerator::EscapeForCMake(rccFileFiles).c_str());
   makefile->AddDefinition("_qt_rcc_options_options",
-            cmLocalGenerator::EscapeForCMake(rccFileOptions.c_str()).c_str());
+            cmLocalGenerator::EscapeForCMake(rccFileOptions).c_str());
 
   std::string targetName = target->GetName();
   if (strcmp(qtVersion, "5") == 0)
@@ -1034,9 +1034,9 @@ bool cmQtAutoGenerators::ReadAutogenInfoFile(cmMakefile* makefile,
     compileDefsProp += "_";
     compileDefsProp += config;
     }
-  const char *compileDefs = makefile->GetDefinition(compileDefsProp.c_str());
+  const char *compileDefs = makefile->GetDefinition(compileDefsProp);
   this->MocCompileDefinitionsStr = compileDefs ? compileDefs
-                  : makefile->GetSafeDefinition(compileDefsPropOrig.c_str());
+                  : makefile->GetSafeDefinition(compileDefsPropOrig);
   }
   {
   std::string includesPropOrig = "AM_MOC_INCLUDES";
@@ -1046,9 +1046,9 @@ bool cmQtAutoGenerators::ReadAutogenInfoFile(cmMakefile* makefile,
     includesProp += "_";
     includesProp += config;
     }
-  const char *includes = makefile->GetDefinition(includesProp.c_str());
+  const char *includes = makefile->GetDefinition(includesProp);
   this->MocIncludesStr = includes ? includes
-                      : makefile->GetSafeDefinition(includesPropOrig.c_str());
+                      : makefile->GetSafeDefinition(includesPropOrig);
   }
   this->MocOptionsStr = makefile->GetSafeDefinition("AM_MOC_OPTIONS");
   this->ProjectBinaryDir = makefile->GetSafeDefinition("AM_CMAKE_BINARY_DIR");
@@ -1066,10 +1066,10 @@ bool cmQtAutoGenerators::ReadAutogenInfoFile(cmMakefile* makefile,
     uicOptionsProp += config;
     }
   const char *uicTargetOptions
-                        = makefile->GetSafeDefinition(uicOptionsProp.c_str());
+                        = makefile->GetSafeDefinition(uicOptionsProp);
   cmSystemTools::ExpandListArgument(
       uicTargetOptions ? uicTargetOptions
-                    : makefile->GetSafeDefinition(uicOptionsPropOrig.c_str()),
+                    : makefile->GetSafeDefinition(uicOptionsPropOrig),
     this->UicTargetOptions);
   const char *uicOptionsOptions
                       = makefile->GetSafeDefinition("AM_UIC_OPTIONS_OPTIONS");
@@ -1168,7 +1168,7 @@ cmQtAutoGenerators::WriteOldMocDefinitionsFile(
                std::ios::out | std::ios::trunc);
   outfile << "set(AM_OLD_COMPILE_SETTINGS "
               << cmLocalGenerator::EscapeForCMake(
-                 this->CurrentCompileSettingsStr.c_str()) << ")\n";
+                 this->CurrentCompileSettingsStr) << ")\n";
 
   outfile.close();
 }
diff --git a/Source/cmScriptGenerator.cxx b/Source/cmScriptGenerator.cxx
index 7685d40..e44b236 100644
--- a/Source/cmScriptGenerator.cxx
+++ b/Source/cmScriptGenerator.cxx
@@ -99,7 +99,7 @@ cmScriptGenerator::CreateConfigTest(std::vector<std::string> const& configs)
     {
     result += sep;
     sep = "|";
-    cmScriptGeneratorEncodeConfig(ci->c_str(), result);
+    cmScriptGeneratorEncodeConfig(*ci, result);
     }
   result += ")$\"";
   return result;
diff --git a/Source/cmSeparateArgumentsCommand.cxx b/Source/cmSeparateArgumentsCommand.cxx
index 6f62091..1ee3f29 100644
--- a/Source/cmSeparateArgumentsCommand.cxx
+++ b/Source/cmSeparateArgumentsCommand.cxx
@@ -53,7 +53,7 @@ bool cmSeparateArgumentsCommand
       {
       cmOStringStream e;
       e << "given unknown argument " << args[i];
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     }
@@ -61,11 +61,11 @@ bool cmSeparateArgumentsCommand
   if(mode == ModeOld)
     {
     // Original space-replacement version of command.
-    if(const char* def = this->Makefile->GetDefinition(var.c_str()))
+    if(const char* def = this->Makefile->GetDefinition(var))
       {
       std::string value = def;
       cmSystemTools::ReplaceString(value, " ", ";");
-      this->Makefile->AddDefinition(var.c_str(), value.c_str());
+      this->Makefile->AddDefinition(var, value.c_str());
       }
     }
   else
@@ -102,7 +102,7 @@ bool cmSeparateArgumentsCommand
         value += *si;
         }
       }
-    this->Makefile->AddDefinition(var.c_str(), value.c_str());
+    this->Makefile->AddDefinition(var, value.c_str());
     }
 
   return true;
diff --git a/Source/cmSetCommand.cxx b/Source/cmSetCommand.cxx
index 36363a1..0ca36eb 100644
--- a/Source/cmSetCommand.cxx
+++ b/Source/cmSetCommand.cxx
@@ -59,7 +59,7 @@ bool cmSetCommand
   // SET (VAR) // Removes the definition of VAR.
   if (args.size() == 1)
     {
-    this->Makefile->RemoveDefinition(args[0].c_str());
+    this->Makefile->RemoveDefinition(args[0]);
     return true;
     }
   // SET (VAR PARENT_SCOPE) // Removes the definition of VAR
diff --git a/Source/cmSetDirectoryPropertiesCommand.cxx b/Source/cmSetDirectoryPropertiesCommand.cxx
index 62c9b87..3d4b7a9 100644
--- a/Source/cmSetDirectoryPropertiesCommand.cxx
+++ b/Source/cmSetDirectoryPropertiesCommand.cxx
@@ -30,7 +30,7 @@ bool cmSetDirectoryPropertiesCommand
                                                 args.end(), errors);
   if (!ret)
     {
-    this->SetError(errors.c_str());
+    this->SetError(errors);
     }
   return ret;
 }
@@ -62,7 +62,7 @@ bool cmSetDirectoryPropertiesCommand
         "Commands and macros cannot be set using SET_CMAKE_PROPERTIES";
       return false;
       }
-    mf->SetProperty(prop.c_str(), value.c_str());
+    mf->SetProperty(prop, value.c_str());
     }
 
   return true;
diff --git a/Source/cmSetPropertyCommand.cxx b/Source/cmSetPropertyCommand.cxx
index 84c7610..5f970f8 100644
--- a/Source/cmSetPropertyCommand.cxx
+++ b/Source/cmSetPropertyCommand.cxx
@@ -66,7 +66,7 @@ bool cmSetPropertyCommand
     cmOStringStream e;
     e << "given invalid scope " << *arg << ".  "
       << "Valid scopes are GLOBAL, DIRECTORY, TARGET, SOURCE, TEST, CACHE.";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
 
@@ -114,7 +114,7 @@ bool cmSetPropertyCommand
       {
       cmOStringStream e;
       e << "given invalid argument \"" << *arg << "\".";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     }
@@ -262,7 +262,7 @@ bool cmSetPropertyCommand::HandleTargetMode()
       cmOStringStream e;
       e << "could not find TARGET " << *ni
         << ".  Perhaps it has not yet been created.";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     }
@@ -301,7 +301,7 @@ bool cmSetPropertyCommand::HandleSourceMode()
       ni != this->Names.end(); ++ni)
     {
     // Get the source file.
-    if(cmSourceFile* sf = this->Makefile->GetOrCreateSource(ni->c_str()))
+    if(cmSourceFile* sf = this->Makefile->GetOrCreateSource(*ni))
       {
       if(!this->HandleSource(sf))
         {
@@ -312,7 +312,7 @@ bool cmSetPropertyCommand::HandleSourceMode()
       {
       cmOStringStream e;
       e << "given SOURCE name that could not be found or created: " << *ni;
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     }
@@ -351,7 +351,7 @@ bool cmSetPropertyCommand::HandleTestMode()
     {
     next = ni;
     ++next;
-    if(cmTest* test = this->Makefile->GetTest(ni->c_str()))
+    if(cmTest* test = this->Makefile->GetTest(*ni))
       {
       if(this->HandleTest(test))
         {
@@ -374,7 +374,7 @@ bool cmSetPropertyCommand::HandleTestMode()
       {
       e << "  " << *ni << "\n";
       }
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
   return true;
@@ -414,7 +414,7 @@ bool cmSetPropertyCommand::HandleCacheMode()
       cmOStringStream e;
       e << "given non-boolean value \"" << this->PropertyValue
         << "\" for CACHE property \"ADVANCED\".  ";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     }
@@ -424,7 +424,7 @@ bool cmSetPropertyCommand::HandleCacheMode()
       {
       cmOStringStream e;
       e << "given invalid CACHE entry TYPE \"" << this->PropertyValue << "\"";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     }
@@ -436,7 +436,7 @@ bool cmSetPropertyCommand::HandleCacheMode()
     e << "given invalid CACHE property " << this->PropertyName << ".  "
       << "Settable CACHE properties are: "
       << "ADVANCED, HELPSTRING, STRINGS, TYPE, and VALUE.";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
 
@@ -460,7 +460,7 @@ bool cmSetPropertyCommand::HandleCacheMode()
       cmOStringStream e;
       e << "could not find CACHE variable " << *ni
         << ".  Perhaps it has not yet been created.";
-      this->SetError(e.str().c_str());
+      this->SetError(e.str());
       return false;
       }
     }
diff --git a/Source/cmSetSourceFilesPropertiesCommand.cxx b/Source/cmSetSourceFilesPropertiesCommand.cxx
index 619dfc5..19c6819 100644
--- a/Source/cmSetSourceFilesPropertiesCommand.cxx
+++ b/Source/cmSetSourceFilesPropertiesCommand.cxx
@@ -51,7 +51,7 @@ bool cmSetSourceFilesPropertiesCommand
                  args.end(), errors);
   if (!ret)
     {
-    this->SetError(errors.c_str());
+    this->SetError(errors);
     }
   return ret;
 }
@@ -154,14 +154,14 @@ bool cmSetSourceFilesPropertiesCommand
     {
     // get the source file
     cmSourceFile* sf =
-      mf->GetOrCreateSource(j->c_str(), generated);
+      mf->GetOrCreateSource(*j, generated);
     if(sf)
       {
       // now loop through all the props and set them
       unsigned int k;
       for (k = 0; k < propertyPairs.size(); k = k + 2)
         {
-        sf->SetProperty(propertyPairs[k].c_str(),propertyPairs[k+1].c_str());
+        sf->SetProperty(propertyPairs[k],propertyPairs[k+1].c_str());
         }
       }
     }
diff --git a/Source/cmSetTargetPropertiesCommand.cxx b/Source/cmSetTargetPropertiesCommand.cxx
index fa5aafe..bf3519c 100644
--- a/Source/cmSetTargetPropertiesCommand.cxx
+++ b/Source/cmSetTargetPropertiesCommand.cxx
@@ -78,12 +78,12 @@ bool cmSetTargetPropertiesCommand
       return false;
       }
     bool ret = cmSetTargetPropertiesCommand::SetOneTarget
-      (args[i].c_str(),propertyPairs,this->Makefile);
+      (args[i],propertyPairs,this->Makefile);
     if (!ret)
       {
       std::string message = "Can not find target to add properties to: ";
       message += args[i];
-      this->SetError(message.c_str());
+      this->SetError(message);
       return false;
       }
     }
@@ -101,9 +101,9 @@ bool cmSetTargetPropertiesCommand
     unsigned int k;
     for (k = 0; k < propertyPairs.size(); k = k + 2)
       {
-      target->SetProperty(propertyPairs[k].c_str(),
+      target->SetProperty(propertyPairs[k],
                           propertyPairs[k+1].c_str());
-      target->CheckProperty(propertyPairs[k].c_str(), mf);
+      target->CheckProperty(propertyPairs[k], mf);
       }
     }
   // if file is not already in the makefile, then add it
diff --git a/Source/cmSetTestsPropertiesCommand.cxx b/Source/cmSetTestsPropertiesCommand.cxx
index c725d35..b026ff3 100644
--- a/Source/cmSetTestsPropertiesCommand.cxx
+++ b/Source/cmSetTestsPropertiesCommand.cxx
@@ -76,12 +76,12 @@ bool cmSetTestsPropertiesCommand
     {
     std::string errors;
     bool ret =
-      cmSetTestsPropertiesCommand::SetOneTest(args[i].c_str(),
+      cmSetTestsPropertiesCommand::SetOneTest(args[i],
                                               propertyPairs,
                                               this->Makefile, errors);
     if (!ret)
       {
-      this->SetError(errors.c_str());
+      this->SetError(errors);
       return ret;
       }
     }
@@ -101,7 +101,7 @@ bool cmSetTestsPropertiesCommand
     unsigned int k;
     for (k = 0; k < propertyPairs.size(); k = k + 2)
       {
-      test->SetProperty(propertyPairs[k].c_str(),
+      test->SetProperty(propertyPairs[k],
                         propertyPairs[k+1].c_str());
       }
     }
diff --git a/Source/cmSiteNameCommand.cxx b/Source/cmSiteNameCommand.cxx
index 2bdd1ad..e61caab 100644
--- a/Source/cmSiteNameCommand.cxx
+++ b/Source/cmSiteNameCommand.cxx
@@ -31,7 +31,7 @@ bool cmSiteNameCommand
   paths.push_back("/usr/local/bin");
 
   const char* cacheValue
-    = this->Makefile->GetDefinition(args[0].c_str());
+    = this->Makefile->GetDefinition(args[0]);
   if(cacheValue)
     {
     return true;
@@ -85,7 +85,7 @@ bool cmSiteNameCommand
     }
 #endif
   this->Makefile->
-    AddCacheDefinition(args[0].c_str(),
+    AddCacheDefinition(args[0],
                        siteName.c_str(),
                        "Name of the computer/site where compile is being run",
                        cmCacheManager::STRING);
diff --git a/Source/cmSourceFile.cxx b/Source/cmSourceFile.cxx
index 0d37205..b9b6251 100644
--- a/Source/cmSourceFile.cxx
+++ b/Source/cmSourceFile.cxx
@@ -164,14 +164,14 @@ bool cmSourceFile::FindFullPath(std::string* error)
       }
     tryPath += this->Location.GetName();
     tryPath = cmSystemTools::CollapseFullPath(tryPath.c_str(), *di);
-    if(this->TryFullPath(tryPath.c_str(), ""))
+    if(this->TryFullPath(tryPath, ""))
       {
       return true;
       }
     for(std::vector<std::string>::const_iterator ei = srcExts.begin();
         ei != srcExts.end(); ++ei)
       {
-      if(this->TryFullPath(tryPath.c_str(), ei->c_str()))
+      if(this->TryFullPath(tryPath, *ei))
         {
         return true;
         }
@@ -179,7 +179,7 @@ bool cmSourceFile::FindFullPath(std::string* error)
     for(std::vector<std::string>::const_iterator ei = hdrExts.begin();
         ei != hdrExts.end(); ++ei)
       {
-      if(this->TryFullPath(tryPath.c_str(), ei->c_str()))
+      if(this->TryFullPath(tryPath, *ei))
         {
         return true;
         }
diff --git a/Source/cmSourceGroupCommand.cxx b/Source/cmSourceGroupCommand.cxx
index 9cb80f6..365665d 100644
--- a/Source/cmSourceGroupCommand.cxx
+++ b/Source/cmSourceGroupCommand.cxx
@@ -78,7 +78,7 @@ bool cmSourceGroupCommand
     else if(doingFiles)
       {
       // Convert name to full path and add to the group's list.
-      std::string src = args[i].c_str();
+      std::string src = args[i];
       if(!cmSystemTools::FileIsFullPath(src.c_str()))
         {
         src = this->Makefile->GetCurrentDirectory();
@@ -86,14 +86,14 @@ bool cmSourceGroupCommand
         src += args[i];
         }
       src = cmSystemTools::CollapseFullPath(src.c_str());
-      sg->AddGroupFile(src.c_str());
+      sg->AddGroupFile(src);
       }
     else
       {
       cmOStringStream err;
       err << "Unknown argument \"" << args[i].c_str() << "\".  "
           << "Perhaps the FILES keyword is missing.\n";
-      this->SetError(err.str().c_str());
+      this->SetError(err.str());
       return false;
       }
     }
diff --git a/Source/cmStringCommand.cxx b/Source/cmStringCommand.cxx
index f9b69e3..7bc7b05 100644
--- a/Source/cmStringCommand.cxx
+++ b/Source/cmStringCommand.cxx
@@ -103,7 +103,7 @@ bool cmStringCommand
     }
 
   std::string e = "does not recognize sub-command "+subCommand;
-  this->SetError(e.c_str());
+  this->SetError(e);
   return false;
 }
 
@@ -115,15 +115,15 @@ bool cmStringCommand::HandleHashCommand(std::vector<std::string> const& args)
     {
     cmOStringStream e;
     e << args[0] << " requires an output variable and an input string";
-    this->SetError(e.str().c_str());
+    this->SetError(e.str());
     return false;
     }
 
   cmsys::auto_ptr<cmCryptoHash> hash(cmCryptoHash::New(args[0].c_str()));
   if(hash.get())
     {
-    std::string out = hash->HashString(args[2].c_str());
-    this->Makefile->AddDefinition(args[1].c_str(), out.c_str());
+    std::string out = hash->HashString(args[2]);
+    this->Makefile->AddDefinition(args[1], out.c_str());
     return true;
     }
   return false;
@@ -158,7 +158,7 @@ bool cmStringCommand::HandleToUpperLowerCommand(
     }
 
   // Store the output in the provided variable.
-  this->Makefile->AddDefinition(outvar.c_str(), output.c_str());
+  this->Makefile->AddDefinition(outvar, output.c_str());
   return true;
 }
 
@@ -185,12 +185,12 @@ bool cmStringCommand::HandleAsciiCommand(std::vector<std::string> const& args)
       std::string error = "Character with code ";
       error += args[cc];
       error += " does not exist.";
-      this->SetError(error.c_str());
+      this->SetError(error);
       return false;
       }
     }
   // Store the output in the provided variable.
-  this->Makefile->AddDefinition(outvar.c_str(), output.c_str());
+  this->Makefile->AddDefinition(outvar, output.c_str());
   return true;
 }
 
@@ -226,7 +226,7 @@ bool cmStringCommand::HandleConfigureCommand(
       {
       cmOStringStream err;
       err << "Unrecognized argument \"" << args[i] << "\"";
-      this->SetError(err.str().c_str());
+      this->SetError(err.str());
       return false;
       }
     }
@@ -236,7 +236,7 @@ bool cmStringCommand::HandleConfigureCommand(
   this->Makefile->ConfigureString(args[1], output, atOnly, escapeQuotes);
 
   // Store the output in the provided variable.
-  this->Makefile->AddDefinition(args[2].c_str(), output.c_str());
+  this->Makefile->AddDefinition(args[2], output.c_str());
 
   return true;
 }
@@ -282,7 +282,7 @@ bool cmStringCommand::HandleRegexCommand(std::vector<std::string> const& args)
     }
 
   std::string e = "sub-command REGEX does not recognize mode "+mode;
-  this->SetError(e.c_str());
+  this->SetError(e);
   return false;
 }
 
@@ -308,7 +308,7 @@ bool cmStringCommand::RegexMatch(std::vector<std::string> const& args)
     {
     std::string e =
       "sub-command REGEX, mode MATCH failed to compile regex \""+regex+"\".";
-    this->SetError(e.c_str());
+    this->SetError(e);
     return false;
     }
 
@@ -324,14 +324,14 @@ bool cmStringCommand::RegexMatch(std::vector<std::string> const& args)
       std::string e =
         "sub-command REGEX, mode MATCH regex \""+regex+
         "\" matched an empty string.";
-      this->SetError(e.c_str());
+      this->SetError(e);
       return false;
       }
     output = input.substr(l, r-l);
     }
 
   // Store the output in the provided variable.
-  this->Makefile->AddDefinition(outvar.c_str(), output.c_str());
+  this->Makefile->AddDefinition(outvar, output.c_str());
   return true;
 }
 
@@ -358,7 +358,7 @@ bool cmStringCommand::RegexMatchAll(std::vector<std::string> const& args)
     std::string e =
       "sub-command REGEX, mode MATCHALL failed to compile regex \""+
       regex+"\".";
-    this->SetError(e.c_str());
+    this->SetError(e);
     return false;
     }
 
@@ -374,7 +374,7 @@ bool cmStringCommand::RegexMatchAll(std::vector<std::string> const& args)
       {
       std::string e = "sub-command REGEX, mode MATCHALL regex \""+
         regex+"\" matched an empty string.";
-      this->SetError(e.c_str());
+      this->SetError(e);
       return false;
       }
     if(output.length() > 0)
@@ -386,7 +386,7 @@ bool cmStringCommand::RegexMatchAll(std::vector<std::string> const& args)
     }
 
   // Store the output in the provided variable.
-  this->Makefile->AddDefinition(outvar.c_str(), output.c_str());
+  this->Makefile->AddDefinition(outvar, output.c_str());
   return true;
 }
 
@@ -439,7 +439,7 @@ bool cmStringCommand::RegexReplace(std::vector<std::string> const& args)
         std::string e = "sub-command REGEX, mode REPLACE: Unknown escape \"";
         e += replace.substr(r, 2);
         e += "\" in replace-expression.";
-        this->SetError(e.c_str());
+        this->SetError(e);
         return false;
         }
       r += 2;
@@ -462,7 +462,7 @@ bool cmStringCommand::RegexReplace(std::vector<std::string> const& args)
     std::string e =
       "sub-command REGEX, mode REPLACE failed to compile regex \""+
       regex+"\".";
-    this->SetError(e.c_str());
+    this->SetError(e);
     return false;
     }
 
@@ -483,7 +483,7 @@ bool cmStringCommand::RegexReplace(std::vector<std::string> const& args)
       {
       std::string e = "sub-command REGEX, mode REPLACE regex \""+
         regex+"\" matched an empty string.";
-      this->SetError(e.c_str());
+      this->SetError(e);
       return false;
       }
 
@@ -513,7 +513,7 @@ bool cmStringCommand::RegexReplace(std::vector<std::string> const& args)
             "sub-command REGEX, mode REPLACE: replace expression \""+
             replace+"\" contains an out-of-range escape for regex \""+
             regex+"\".";
-          this->SetError(e.c_str());
+          this->SetError(e);
           return false;
           }
         }
@@ -527,7 +527,7 @@ bool cmStringCommand::RegexReplace(std::vector<std::string> const& args)
   output += input.substr(base, input.length()-base);
 
   // Store the output in the provided variable.
-  this->Makefile->AddDefinition(outvar.c_str(), output.c_str());
+  this->Makefile->AddDefinition(outvar, output.c_str());
   return true;
 }
 
@@ -616,12 +616,12 @@ bool cmStringCommand::HandleFindCommand(std::vector<std::string> const&
     {
     cmOStringStream s;
     s << pos;
-    this->Makefile->AddDefinition(outvar.c_str(), s.str().c_str());
+    this->Makefile->AddDefinition(outvar, s.str().c_str());
     return true;
     }
 
   // the character was not found, but this is not really an error
-  this->Makefile->AddDefinition(outvar.c_str(), "-1");
+  this->Makefile->AddDefinition(outvar, "-1");
   return true;
 }
 
@@ -643,7 +643,7 @@ bool cmStringCommand::HandleCompareCommand(std::vector<std::string> const&
       std::string e = "sub-command COMPARE, mode ";
       e += mode;
       e += " needs at least 5 arguments total to command.";
-      this->SetError(e.c_str());
+      this->SetError(e);
       return false;
       }
 
@@ -669,16 +669,16 @@ bool cmStringCommand::HandleCompareCommand(std::vector<std::string> const&
       }
     if(result)
       {
-      this->Makefile->AddDefinition(outvar.c_str(), "1");
+      this->Makefile->AddDefinition(outvar, "1");
       }
     else
       {
-      this->Makefile->AddDefinition(outvar.c_str(), "0");
+      this->Makefile->AddDefinition(outvar, "0");
       }
     return true;
     }
   std::string e = "sub-command COMPARE does not recognize mode "+mode;
-  this->SetError(e.c_str());
+  this->SetError(e);
   return false;
 }
 
@@ -705,7 +705,7 @@ bool cmStringCommand::HandleReplaceCommand(std::vector<std::string> const&
   cmsys::SystemTools::ReplaceString(input, matchExpression.c_str(),
                                     replaceExpression.c_str());
 
-  this->Makefile->AddDefinition(variableName.c_str(), input.c_str());
+  this->Makefile->AddDefinition(variableName, input.c_str());
   return true;
 }
 
@@ -731,7 +731,7 @@ bool cmStringCommand::HandleSubstringCommand(std::vector<std::string> const&
     cmOStringStream ostr;
     ostr << "begin index: " << begin << " is out of range 0 - "
          << stringLength;
-    this->SetError(ostr.str().c_str());
+    this->SetError(ostr.str());
     return false;
     }
   int leftOverLength = intStringLength - begin;
@@ -740,11 +740,11 @@ bool cmStringCommand::HandleSubstringCommand(std::vector<std::string> const&
     cmOStringStream ostr;
     ostr << "end index: " << end << " is out of range -1 - "
          << leftOverLength;
-    this->SetError(ostr.str().c_str());
+    this->SetError(ostr.str());
     return false;
     }
 
-  this->Makefile->AddDefinition(variableName.c_str(),
+  this->Makefile->AddDefinition(variableName,
                                 stringValue.substr(begin, end).c_str());
   return true;
 }
@@ -766,7 +766,7 @@ bool cmStringCommand
   char buffer[1024];
   sprintf(buffer, "%d", static_cast<int>(length));
 
-  this->Makefile->AddDefinition(variableName.c_str(), buffer);
+  this->Makefile->AddDefinition(variableName, buffer);
   return true;
 }
 
@@ -787,7 +787,7 @@ bool cmStringCommand
     value += args[i];
     }
 
-  this->Makefile->AddDefinition(variableName.c_str(), value.c_str());
+  this->Makefile->AddDefinition(variableName, value.c_str());
   return true;
 }
 
@@ -804,7 +804,7 @@ bool cmStringCommand
   const std::string& input = args[1];
   const std::string& variableName = args[2];
 
-  this->Makefile->AddDefinition(variableName.c_str(),
+  this->Makefile->AddDefinition(variableName,
                       cmSystemTools::MakeCidentifier(input.c_str()).c_str());
   return true;
 }
@@ -853,7 +853,7 @@ bool cmStringCommand::HandleStripCommand(
     outLength=endPos - startPos + 1;
     }
 
-  this->Makefile->AddDefinition(variableName.c_str(),
+  this->Makefile->AddDefinition(variableName,
     stringValue.substr(startPos, outLength).c_str());
   return true;
 }
@@ -937,7 +937,7 @@ bool cmStringCommand
     }
   result.push_back(0);
 
-  this->Makefile->AddDefinition(variableName.c_str(), &*result.begin());
+  this->Makefile->AddDefinition(variableName, &*result.begin());
   return true;
 }
 
@@ -977,14 +977,14 @@ bool cmStringCommand
       {
       std::string e = " TIMESTAMP sub-command does not recognize option " +
           args[argsIndex] + ".";
-      this->SetError(e.c_str());
+      this->SetError(e);
       return false;
       }
     }
 
   cmTimestamp timestamp;
   std::string result = timestamp.CurrentTime(formatString, utcFlag);
-  this->Makefile->AddDefinition(outputVariable.c_str(), result.c_str());
+  this->Makefile->AddDefinition(outputVariable, result.c_str());
 
   return true;
 }
diff --git a/Source/cmSubdirCommand.cxx b/Source/cmSubdirCommand.cxx
index e497b46..cdde916 100644
--- a/Source/cmSubdirCommand.cxx
+++ b/Source/cmSubdirCommand.cxx
@@ -47,7 +47,7 @@ bool cmSubdirCommand
       std::string binPath =
         std::string(this->Makefile->GetCurrentOutputDirectory()) +
         "/" + i->c_str();
-      this->Makefile->AddSubDirectory(srcPath.c_str(), binPath.c_str(),
+      this->Makefile->AddSubDirectory(srcPath, binPath,
                                   excludeFromAll, preorder, false);
       }
     // otherwise it is a full path
@@ -57,15 +57,15 @@ bool cmSubdirCommand
       // element from the source path and use that
       std::string binPath =
         std::string(this->Makefile->GetCurrentOutputDirectory()) +
-        "/" + cmSystemTools::GetFilenameName(i->c_str());
-      this->Makefile->AddSubDirectory(i->c_str(), binPath.c_str(),
+        "/" + cmSystemTools::GetFilenameName(*i);
+      this->Makefile->AddSubDirectory(*i, binPath,
                                   excludeFromAll, preorder, false);
       }
     else
       {
       std::string error = "Incorrect SUBDIRS command. Directory: ";
       error += *i + " does not exist.";
-      this->SetError(error.c_str());
+      this->SetError(error);
       res = false;
       }
     }
diff --git a/Source/cmSystemTools.cxx b/Source/cmSystemTools.cxx
index 39b53bf..ef1e37b 100644
--- a/Source/cmSystemTools.cxx
+++ b/Source/cmSystemTools.cxx
@@ -990,7 +990,7 @@ void cmSystemTools::GlobDirs(const std::string& path,
         if(cmSystemTools::FileIsDirectory(fname.c_str()))
           {
           fname += finishPath;
-          cmSystemTools::GlobDirs(fname.c_str(), files);
+          cmSystemTools::GlobDirs(fname, files);
           }
         }
       }
@@ -2105,7 +2105,7 @@ void cmSystemTools::FindCMakeResources(const char* argv0)
     // remove symlinks
     exe = cmSystemTools::GetRealPath(exe.c_str());
     exe_dir =
-      cmSystemTools::GetFilenamePath(exe.c_str());
+      cmSystemTools::GetFilenamePath(exe);
     }
   else
     {
@@ -2288,7 +2288,7 @@ bool cmSystemTools::GuessLibraryInstallName(std::string const& fullPath,
   std::vector<std::string> cmds;
   cmds.push_back("otool");
   cmds.push_back("-D");
-  cmds.push_back(fullPath.c_str());
+  cmds.push_back(fullPath);
 
   std::string output;
   if(!RunSingleCommand(cmds, &output, 0, 0, OUTPUT_NONE))
diff --git a/Source/cmTarget.cxx b/Source/cmTarget.cxx
index 4432244..c785192 100644
--- a/Source/cmTarget.cxx
+++ b/Source/cmTarget.cxx
@@ -325,7 +325,7 @@ void cmTarget::SetMakefile(cmMakefile* mf)
         }
       std::string property = *p;
       property += configUpper;
-      this->SetPropertyDefault(property.c_str(), 0);
+      this->SetPropertyDefault(property, 0);
       }
 
     // Initialize per-configuration name postfix property from the
@@ -338,7 +338,7 @@ void cmTarget::SetMakefile(cmMakefile* mf)
       {
       std::string property = cmSystemTools::UpperCase(*ci);
       property += "_POSTFIX";
-      this->SetPropertyDefault(property.c_str(), 0);
+      this->SetPropertyDefault(property, 0);
       }
     }
 
@@ -626,7 +626,7 @@ cmSourceFile* cmTarget::AddSource(const std::string& s)
         << s << "\" expanded to \"" << src << "\" in target \""
         << this->GetName() << "\".  This behavior will be removed in a "
         "future version of CMake.";
-      this->Makefile->IssueMessage(messageType, e.str().c_str());
+      this->Makefile->IssueMessage(messageType, e.str());
       if (messageType == cmake::FATAL_ERROR)
         {
         return 0;
@@ -634,7 +634,7 @@ cmSourceFile* cmTarget::AddSource(const std::string& s)
       }
     }
 
-  cmSourceFile* sf = this->Makefile->GetOrCreateSource(src.c_str());
+  cmSourceFile* sf = this->Makefile->GetOrCreateSource(src);
   this->AddSourceFile(sf);
   return sf;
 }
@@ -669,9 +669,9 @@ void cmTarget::MergeLinkLibraries( cmMakefile& mf,
   for( ; i != libs.end(); ++i )
     {
     // This is equivalent to the target_link_libraries plain signature.
-    this->AddLinkLibrary( mf, selfname, i->first.c_str(), i->second );
+    this->AddLinkLibrary( mf, selfname, i->first, i->second );
     this->AppendProperty("INTERFACE_LINK_LIBRARIES",
-      this->GetDebugGeneratorExpressions(i->first.c_str(), i->second).c_str());
+      this->GetDebugGeneratorExpressions(i->first, i->second).c_str());
     }
   this->PrevLinkedLibraries = libs;
 }
@@ -731,12 +731,12 @@ void cmTarget::ClearDependencyInformation( cmMakefile& mf,
   depname += "_LIB_DEPENDS";
   if (this->RecordDependencies)
     {
-    mf.AddCacheDefinition(depname.c_str(), "",
+    mf.AddCacheDefinition(depname, "",
                           "Dependencies for target", cmCacheManager::STATIC);
     }
   else
     {
-    if (mf.GetDefinition( depname.c_str() ))
+    if (mf.GetDefinition( depname ))
       {
       std::string message = "Target ";
       message += target;
@@ -782,7 +782,7 @@ void cmTarget::GetDirectLinkLibraries(const std::string& config,
     for (std::set<std::string>::const_iterator it = seenProps.begin();
         it != seenProps.end(); ++it)
       {
-      if (!this->GetProperty(it->c_str()))
+      if (!this->GetProperty(*it))
         {
         this->LinkImplicitNullProperties.insert(*it);
         }
@@ -954,7 +954,7 @@ void cmTarget::AddLinkLibrary(cmMakefile& mf,
     std::string targetEntry = target;
     targetEntry += "_LIB_DEPENDS";
     std::string dependencies;
-    const char* old_val = mf.GetDefinition( targetEntry.c_str() );
+    const char* old_val = mf.GetDefinition( targetEntry );
     if( old_val )
       {
       dependencies += old_val;
@@ -974,7 +974,7 @@ void cmTarget::AddLinkLibrary(cmMakefile& mf,
     dependencies += ";";
     dependencies += lib;
     dependencies += ";";
-    mf.AddCacheDefinition( targetEntry.c_str(), dependencies.c_str(),
+    mf.AddCacheDefinition( targetEntry, dependencies.c_str(),
                            "Dependencies for the target",
                            cmCacheManager::STATIC );
     }
@@ -1248,7 +1248,7 @@ void cmTarget::GatherDependencies( const cmMakefile& mf,
     return;
     }
 
-  const char* deps = mf.GetDefinition( (lib.first+"_LIB_DEPENDS").c_str() );
+  const char* deps = mf.GetDefinition( lib.first+"_LIB_DEPENDS" );
   if( deps && strcmp(deps,"") != 0 )
     {
     // Make sure this library is in the map, even if it has an empty
@@ -1340,7 +1340,7 @@ void cmTarget::SetProperty(const std::string& prop, const char* value)
     cmOStringStream e;
     e << "INTERFACE_LIBRARY targets may only have whitelisted properties.  "
          "The property \"" << prop << "\" is not allowed.";
-    this->Makefile->IssueMessage(cmake::FATAL_ERROR, e.str().c_str());
+    this->Makefile->IssueMessage(cmake::FATAL_ERROR, e.str());
     return;
     }
 
@@ -1348,7 +1348,7 @@ void cmTarget::SetProperty(const std::string& prop, const char* value)
     {
     cmOStringStream e;
     e << "NAME property is read-only\n";
-    this->Makefile->IssueMessage(cmake::FATAL_ERROR, e.str().c_str());
+    this->Makefile->IssueMessage(cmake::FATAL_ERROR, e.str());
     return;
     }
   if(prop == "INCLUDE_DIRECTORIES")
@@ -1389,7 +1389,7 @@ void cmTarget::SetProperty(const std::string& prop, const char* value)
     cmOStringStream e;
     e << "EXPORT_NAME property can't be set on imported targets (\""
           << this->Name << "\")\n";
-    this->Makefile->IssueMessage(cmake::FATAL_ERROR, e.str().c_str());
+    this->Makefile->IssueMessage(cmake::FATAL_ERROR, e.str());
     return;
     }
   if (prop == "LINK_LIBRARIES")
@@ -1415,14 +1415,14 @@ void cmTarget::AppendProperty(const std::string& prop, const char* value,
     cmOStringStream e;
     e << "INTERFACE_LIBRARY targets may only have whitelisted properties.  "
          "The property \"" << prop << "\" is not allowed.";
-    this->Makefile->IssueMessage(cmake::FATAL_ERROR, e.str().c_str());
+    this->Makefile->IssueMessage(cmake::FATAL_ERROR, e.str());
     return;
     }
   if (prop == "NAME")
     {
     cmOStringStream e;
     e << "NAME property is read-only\n";
-    this->Makefile->IssueMessage(cmake::FATAL_ERROR, e.str().c_str());
+    this->Makefile->IssueMessage(cmake::FATAL_ERROR, e.str());
     return;
     }
   if(prop == "INCLUDE_DIRECTORIES")
@@ -1457,7 +1457,7 @@ void cmTarget::AppendProperty(const std::string& prop, const char* value,
     cmOStringStream e;
     e << "EXPORT_NAME property can't be set on imported targets (\""
           << this->Name << "\")\n";
-    this->Makefile->IssueMessage(cmake::FATAL_ERROR, e.str().c_str());
+    this->Makefile->IssueMessage(cmake::FATAL_ERROR, e.str());
     return;
     }
   if (prop == "LINK_LIBRARIES")
@@ -1654,7 +1654,7 @@ static void processIncludeDirectories(cmTarget const* tgt,
              "successfully.\n"
              "* The installation package was faulty and references files it "
              "does not provide.\n";
-        tgt->GetMakefile()->IssueMessage(messageType, e.str().c_str());
+        tgt->GetMakefile()->IssueMessage(messageType, e.str());
         return;
         }
 
@@ -1693,7 +1693,7 @@ static void processIncludeDirectories(cmTarget const* tgt,
           }
         if (!noMessage)
           {
-          tgt->GetMakefile()->IssueMessage(messageType, e.str().c_str());
+          tgt->GetMakefile()->IssueMessage(messageType, e.str());
           if (messageType == cmake::FATAL_ERROR)
             {
             return;
@@ -2154,7 +2154,7 @@ void cmTarget::GetCompileDefinitions(std::vector<std::string> &list,
       {
       std::string configPropName = "COMPILE_DEFINITIONS_"
                                           + cmSystemTools::UpperCase(config);
-      const char *configProp = this->GetProperty(configPropName.c_str());
+      const char *configProp = this->GetProperty(configPropName);
       if (configProp)
         {
         switch(this->Makefile->GetPolicyStatus(cmPolicies::CMP0043))
@@ -2165,7 +2165,7 @@ void cmTarget::GetCompileDefinitions(std::vector<std::string> &list,
             e << this->Makefile->GetCMakeInstance()->GetPolicies()
                      ->GetPolicyWarning(cmPolicies::CMP0043);
             this->Makefile->IssueMessage(cmake::AUTHOR_WARNING,
-                                         e.str().c_str());
+                                         e.str());
             }
           case cmPolicies::OLD:
             {
@@ -2557,7 +2557,7 @@ const char* cmTarget::GetFeature(const std::string& feature,
     std::string featureConfig = feature;
     featureConfig += "_";
     featureConfig += cmSystemTools::UpperCase(config);
-    if(const char* value = this->GetProperty(featureConfig.c_str()))
+    if(const char* value = this->GetProperty(featureConfig))
       {
       return value;
       }
@@ -2606,7 +2606,7 @@ bool cmTarget::HandleLocationPropertyPolicy() const
       << this->GetName() << "\".  Use the target name directly with "
       "add_custom_command, or use the generator expression $<TARGET_FILE>, "
       "as appropriate.\n";
-    this->Makefile->IssueMessage(messageType, e.str().c_str());
+    this->Makefile->IssueMessage(messageType, e.str());
     }
 
   return messageType != cmake::FATAL_ERROR;
@@ -2622,7 +2622,7 @@ const char *cmTarget::GetProperty(const std::string& prop,
     cmOStringStream e;
     e << "INTERFACE_LIBRARY targets may only have whitelisted properties.  "
          "The property \"" << prop << "\" is not allowed.";
-    this->Makefile->IssueMessage(cmake::FATAL_ERROR, e.str().c_str());
+    this->Makefile->IssueMessage(cmake::FATAL_ERROR, e.str());
     return 0;
     }
 
@@ -3007,7 +3007,7 @@ void cmTarget::ComputeLinkClosure(const std::string& config, LinkClosure& lc,
     for(std::vector<std::string>::const_iterator li = impl->Languages.begin();
         li != impl->Languages.end(); ++li)
       {
-      tsl.Consider(li->c_str());
+      tsl.Consider(*li);
       }
 
     // Now consider languages that propagate from linked targets.
@@ -3015,9 +3015,9 @@ void cmTarget::ComputeLinkClosure(const std::string& config, LinkClosure& lc,
         sit != languages.end(); ++sit)
       {
       std::string propagates = "CMAKE_"+*sit+"_LINKER_PREFERENCE_PROPAGATES";
-      if(this->Makefile->IsOn(propagates.c_str()))
+      if(this->Makefile->IsOn(propagates))
         {
-        tsl.Consider(sit->c_str());
+        tsl.Consider(*sit);
         }
       }
 
@@ -3096,7 +3096,7 @@ std::string cmTarget::GetPDBName(const std::string& config) const
   for(std::vector<std::string>::const_iterator i = props.begin();
       i != props.end(); ++i)
     {
-    if(const char* outName = this->GetProperty(i->c_str()))
+    if(const char* outName = this->GetProperty(*i))
       {
       base = outName;
       break;
@@ -3117,7 +3117,7 @@ std::string cmTarget::GetCompilePDBName(const std::string& config) const
   std::string configUpper = cmSystemTools::UpperCase(config);
   std::string configProp = "COMPILE_PDB_NAME_";
   configProp += configUpper;
-  const char* config_name = this->GetProperty(configProp.c_str());
+  const char* config_name = this->GetProperty(configProp);
   if(config_name && *config_name)
     {
     return prefix + config_name + ".pdb";
@@ -3340,7 +3340,7 @@ std::string cmTarget::NormalGetRealName(const std::string& config) const
     msg += this->GetName();
     this->GetMakefile()->
       IssueMessage(cmake::INTERNAL_ERROR,
-                   msg.c_str());
+                   msg);
     }
 
   if(this->GetType() == cmTarget::EXECUTABLE)
@@ -3518,7 +3518,7 @@ void cmTarget::GetFullNameInternal(const std::string& config,
     {
     std::string configProp = cmSystemTools::UpperCase(config);
     configProp += "_POSTFIX";
-    configPostfix = this->GetProperty(configProp.c_str());
+    configPostfix = this->GetProperty(configProp);
     // Mac application bundles and frameworks have no postfix.
     if(configPostfix &&
        (this->IsAppBundleOnApple() || this->IsFrameworkOnApple()))
@@ -3536,12 +3536,12 @@ void cmTarget::GetFullNameInternal(const std::string& config,
     if(!targetSuffix && suffixVar && *suffixVar)
       {
       std::string langSuff = suffixVar + std::string("_") + ll;
-      targetSuffix = this->Makefile->GetDefinition(langSuff.c_str());
+      targetSuffix = this->Makefile->GetDefinition(langSuff);
       }
     if(!targetPrefix && prefixVar && *prefixVar)
       {
       std::string langPrefix = prefixVar + std::string("_") + ll;
-      targetPrefix = this->Makefile->GetDefinition(langPrefix.c_str());
+      targetPrefix = this->Makefile->GetDefinition(langPrefix);
       }
     }
 
@@ -3621,7 +3621,7 @@ void cmTarget::GetLibraryNames(std::string& name,
     std::string msg =  "GetLibraryNames called on imported target: ";
     msg += this->GetName();
     this->Makefile->IssueMessage(cmake::INTERNAL_ERROR,
-                                 msg.c_str());
+                                 msg);
     return;
     }
 
@@ -3725,7 +3725,7 @@ void cmTarget::GetExecutableNames(std::string& name,
     std::string msg =
       "GetExecutableNames called on imported target: ";
     msg += this->GetName();
-    this->GetMakefile()->IssueMessage(cmake::INTERNAL_ERROR, msg.c_str());
+    this->GetMakefile()->IssueMessage(cmake::INTERNAL_ERROR, msg);
     }
 
   // This versioning is supported only for executables and then only
@@ -3800,7 +3800,7 @@ void cmTarget::SetPropertyDefault(const std::string& property,
   std::string var = "CMAKE_";
   var += property;
 
-  if(const char* value = this->Makefile->GetDefinition(var.c_str()))
+  if(const char* value = this->Makefile->GetDefinition(var))
     {
     this->SetProperty(property, value);
     }
@@ -3874,7 +3874,7 @@ bool cmTarget::NeedRelinkBeforeInstall(const std::string& config) const
     std::string flagVar = "CMAKE_SHARED_LIBRARY_RUNTIME_";
     flagVar += ll;
     flagVar += "_FLAG";
-    if(!this->Makefile->IsSet(flagVar.c_str()))
+    if(!this->Makefile->IsSet(flagVar))
       {
       // There is no rpath support on this platform so nothing needs
       // relinking.
@@ -4093,7 +4093,7 @@ bool cmTarget::ComputeOutputDir(const std::string& config,
     std::string suffix =
       usesDefaultOutputDir && platforms ? "$(EFFECTIVE_PLATFORM_NAME)" : "";
     this->Makefile->GetLocalGenerator()->GetGlobalGenerator()->
-      AppendDirectoryForConfig("/", conf, suffix.c_str(), out);
+      AppendDirectoryForConfig("/", conf, suffix, out);
     }
 
   return usesDefaultOutputDir;
@@ -4198,7 +4198,7 @@ std::string cmTarget::GetOutputName(const std::string& config,
   for(std::vector<std::string>::const_iterator i = props.begin();
       i != props.end(); ++i)
     {
-    if(const char* outName = this->GetProperty(i->c_str()))
+    if(const char* outName = this->GetProperty(*i))
       {
       return outName;
       }
@@ -4516,7 +4516,7 @@ PropertyType checkInterfacePropertyCompatibility(cmTarget const* tgt,
   PropertyType propContent = getTypedProperty<PropertyType>(tgt, p.c_str(),
                                                             0);
   const bool explicitlySet = tgt->GetProperties()
-                                  .find(p.c_str())
+                                  .find(p)
                                   != tgt->GetProperties().end();
   const bool impliedByUse =
           tgt->IsNullImpliedByLinkLibraries(p);
@@ -4891,7 +4891,7 @@ bool cmTarget::IsChrpathUsed(const std::string& config) const
     std::string sepVar = "CMAKE_SHARED_LIBRARY_RUNTIME_";
     sepVar += ll;
     sepVar += "_FLAG_SEP";
-    const char* sep = this->Makefile->GetDefinition(sepVar.c_str());
+    const char* sep = this->Makefile->GetDefinition(sepVar);
     if(sep && *sep)
       {
       // TODO: Add ELF check to ABI detection and get rid of
@@ -4980,7 +4980,7 @@ bool cmTarget::GetMappedConfig(std::string const& desired_config,
   {
   std::string mapProp = "MAP_IMPORTED_CONFIG_";
   mapProp += desired_config;
-  if(const char* mapValue = this->GetProperty(mapProp.c_str()))
+  if(const char* mapValue = this->GetProperty(mapProp))
     {
     cmSystemTools::ExpandListArgument(mapValue, mappedConfigs);
     }
@@ -4996,15 +4996,15 @@ bool cmTarget::GetMappedConfig(std::string const& desired_config,
       !*loc && !*imp && mci != mappedConfigs.end(); ++mci)
     {
     // Look for this configuration.
-    std::string mcUpper = cmSystemTools::UpperCase(mci->c_str());
+    std::string mcUpper = cmSystemTools::UpperCase(*mci);
     std::string locProp = "IMPORTED_LOCATION_";
     locProp += mcUpper;
-    *loc = this->GetProperty(locProp.c_str());
+    *loc = this->GetProperty(locProp);
     if(allowImp)
       {
       std::string impProp = "IMPORTED_IMPLIB_";
       impProp += mcUpper;
-      *imp = this->GetProperty(impProp.c_str());
+      *imp = this->GetProperty(impProp);
       }
 
     // If it was found, use it for all properties below.
@@ -5029,12 +5029,12 @@ bool cmTarget::GetMappedConfig(std::string const& desired_config,
     {
     std::string locProp = "IMPORTED_LOCATION";
     locProp += suffix;
-    *loc = this->GetProperty(locProp.c_str());
+    *loc = this->GetProperty(locProp);
     if(allowImp)
       {
       std::string impProp = "IMPORTED_IMPLIB";
       impProp += suffix;
-      *imp = this->GetProperty(impProp.c_str());
+      *imp = this->GetProperty(impProp);
       }
     }
 
@@ -5071,12 +5071,12 @@ bool cmTarget::GetMappedConfig(std::string const& desired_config,
       suffix += cmSystemTools::UpperCase(*aci);
       std::string locProp = "IMPORTED_LOCATION";
       locProp += suffix;
-      *loc = this->GetProperty(locProp.c_str());
+      *loc = this->GetProperty(locProp);
       if(allowImp)
         {
         std::string impProp = "IMPORTED_IMPLIB";
         impProp += suffix;
-        *imp = this->GetProperty(impProp.c_str());
+        *imp = this->GetProperty(impProp);
         }
       }
     }
@@ -5112,7 +5112,7 @@ void cmTarget::ComputeImportInfo(std::string const& desired_config,
   // Get the link interface.
   {
   std::string linkProp = "INTERFACE_LINK_LIBRARIES";
-  const char *propertyLibs = this->GetProperty(linkProp.c_str());
+  const char *propertyLibs = this->GetProperty(linkProp);
 
   if (this->GetType() != INTERFACE_LIBRARY)
     {
@@ -5120,13 +5120,13 @@ void cmTarget::ComputeImportInfo(std::string const& desired_config,
       {
       linkProp = "IMPORTED_LINK_INTERFACE_LIBRARIES";
       linkProp += suffix;
-      propertyLibs = this->GetProperty(linkProp.c_str());
+      propertyLibs = this->GetProperty(linkProp);
       }
 
     if(!propertyLibs)
       {
       linkProp = "IMPORTED_LINK_INTERFACE_LIBRARIES";
-      propertyLibs = this->GetProperty(linkProp.c_str());
+      propertyLibs = this->GetProperty(linkProp);
       }
     }
   if(propertyLibs)
@@ -5139,7 +5139,7 @@ void cmTarget::ComputeImportInfo(std::string const& desired_config,
                                         linkProp, 0, 0);
     cmSystemTools::ExpandListArgument(ge.Parse(propertyLibs)
                                        ->Evaluate(this->Makefile,
-                                                  desired_config.c_str(),
+                                                  desired_config,
                                                   false,
                                                   headTarget,
                                                   this,
@@ -5164,7 +5164,7 @@ void cmTarget::ComputeImportInfo(std::string const& desired_config,
     {
     std::string impProp = "IMPORTED_LOCATION";
     impProp += suffix;
-    if(const char* config_location = this->GetProperty(impProp.c_str()))
+    if(const char* config_location = this->GetProperty(impProp))
       {
       info.Location = config_location;
       }
@@ -5179,7 +5179,7 @@ void cmTarget::ComputeImportInfo(std::string const& desired_config,
     {
     std::string soProp = "IMPORTED_SONAME";
     soProp += suffix;
-    if(const char* config_soname = this->GetProperty(soProp.c_str()))
+    if(const char* config_soname = this->GetProperty(soProp))
       {
       info.SOName = config_soname;
       }
@@ -5194,7 +5194,7 @@ void cmTarget::ComputeImportInfo(std::string const& desired_config,
     {
     std::string soProp = "IMPORTED_NO_SONAME";
     soProp += suffix;
-    if(const char* config_no_soname = this->GetProperty(soProp.c_str()))
+    if(const char* config_no_soname = this->GetProperty(soProp))
       {
       info.NoSOName = cmSystemTools::IsOn(config_no_soname);
       }
@@ -5214,7 +5214,7 @@ void cmTarget::ComputeImportInfo(std::string const& desired_config,
     {
     std::string impProp = "IMPORTED_IMPLIB";
     impProp += suffix;
-    if(const char* config_implib = this->GetProperty(impProp.c_str()))
+    if(const char* config_implib = this->GetProperty(impProp))
       {
       info.ImportLibrary = config_implib;
       }
@@ -5228,7 +5228,7 @@ void cmTarget::ComputeImportInfo(std::string const& desired_config,
   {
   std::string linkProp = "IMPORTED_LINK_DEPENDENT_LIBRARIES";
   linkProp += suffix;
-  if(const char* config_libs = this->GetProperty(linkProp.c_str()))
+  if(const char* config_libs = this->GetProperty(linkProp))
     {
     cmSystemTools::ExpandListArgument(config_libs,
                                       info.LinkInterface.SharedDeps);
@@ -5245,7 +5245,7 @@ void cmTarget::ComputeImportInfo(std::string const& desired_config,
     {
     std::string linkProp = "IMPORTED_LINK_INTERFACE_LANGUAGES";
     linkProp += suffix;
-    if(const char* config_libs = this->GetProperty(linkProp.c_str()))
+    if(const char* config_libs = this->GetProperty(linkProp))
       {
       cmSystemTools::ExpandListArgument(config_libs,
                                         info.LinkInterface.Languages);
@@ -5263,7 +5263,7 @@ void cmTarget::ComputeImportInfo(std::string const& desired_config,
     {
     std::string linkProp = "IMPORTED_LINK_INTERFACE_MULTIPLICITY";
     linkProp += suffix;
-    if(const char* config_reps = this->GetProperty(linkProp.c_str()))
+    if(const char* config_reps = this->GetProperty(linkProp))
       {
       sscanf(config_reps, "%u", &info.LinkInterface.Multiplicity);
       }
@@ -5380,7 +5380,7 @@ void processILibs(const std::string& config,
                   std::vector<cmTarget*>& tgts, std::set<cmTarget*>& emitted)
 {
   if (cmTarget* tgt = headTarget->GetMakefile()
-                                ->FindTargetToUse(name.c_str()))
+                                ->FindTargetToUse(name))
     {
     if (emitted.insert(tgt).second)
       {
@@ -5437,7 +5437,7 @@ void cmTarget::GetTransitivePropertyTargets(const std::string& config,
         it != iface->Libraries.end(); ++it)
       {
       if (cmTarget* tgt = headTarget->GetMakefile()
-                                    ->FindTargetToUse(it->c_str()))
+                                    ->FindTargetToUse(*it))
         {
         tgts.push_back(tgt);
         }
@@ -5471,7 +5471,7 @@ void cmTarget::GetTransitivePropertyTargets(const std::string& config,
       it != libs.end(); ++it)
     {
     if (cmTarget* tgt = headTarget->GetMakefile()
-                                  ->FindTargetToUse(it->c_str()))
+                                  ->FindTargetToUse(*it))
       {
       tgts.push_back(tgt);
       }
@@ -5504,7 +5504,7 @@ const char* cmTarget::ComputeLinkInterfaceLibraries(const std::string& config,
     {
     // CMP0022 NEW behavior is to use INTERFACE_LINK_LIBRARIES.
     linkIfaceProp = "INTERFACE_LINK_LIBRARIES";
-    explicitLibraries = this->GetProperty(linkIfaceProp.c_str());
+    explicitLibraries = this->GetProperty(linkIfaceProp);
     }
   else if(this->GetType() == cmTarget::SHARED_LIBRARY ||
           this->IsExecutableWithExports())
@@ -5515,13 +5515,13 @@ const char* cmTarget::ComputeLinkInterfaceLibraries(const std::string& config,
     // Lookup the per-configuration property.
     linkIfaceProp = "LINK_INTERFACE_LIBRARIES";
     linkIfaceProp += suffix;
-    explicitLibraries = this->GetProperty(linkIfaceProp.c_str());
+    explicitLibraries = this->GetProperty(linkIfaceProp);
 
     // If not set, try the generic property.
     if(!explicitLibraries)
       {
       linkIfaceProp = "LINK_INTERFACE_LIBRARIES";
-      explicitLibraries = this->GetProperty(linkIfaceProp.c_str());
+      explicitLibraries = this->GetProperty(linkIfaceProp);
       }
     }
 
@@ -5742,7 +5742,7 @@ void cmTargetInternals::ComputeLinkInterface(cmTarget const* thisTarget,
     // dependencies?
     std::string propName = "LINK_INTERFACE_MULTIPLICITY";
     propName += suffix;
-    if(const char* config_reps = thisTarget->GetProperty(propName.c_str()))
+    if(const char* config_reps = thisTarget->GetProperty(propName))
       {
       sscanf(config_reps, "%u", &iface.Multiplicity);
       }
diff --git a/Source/cmTargetLinkLibrariesCommand.cxx b/Source/cmTargetLinkLibrariesCommand.cxx
index 8dc407b..115a988 100644
--- a/Source/cmTargetLinkLibrariesCommand.cxx
+++ b/Source/cmTargetLinkLibrariesCommand.cxx
@@ -39,7 +39,7 @@ bool cmTargetLinkLibrariesCommand
   // Lookup the target for which libraries are specified.
   this->Target =
     this->Makefile->GetCMakeInstance()
-    ->GetGlobalGenerator()->FindTarget(args[0].c_str());
+    ->GetGlobalGenerator()->FindTarget(args[0]);
   if(!this->Target)
     {
     cmake::MessageType t = cmake::FATAL_ERROR;  // fail by default
@@ -124,7 +124,7 @@ bool cmTargetLinkLibrariesCommand
                             ->GetPolicyWarning(cmPolicies::CMP0039) << "\n"
         "Utility target \"" << this->Target->GetName() << "\" " << modal
         << " not be used as the target of a target_link_libraries call.";
-      this->Makefile->IssueMessage(messageType, e.str().c_str());
+      this->Makefile->IssueMessage(messageType, e.str());
       if(messageType == cmake::FATAL_ERROR)
         {
         return false;
@@ -289,7 +289,7 @@ bool cmTargetLinkLibrariesCommand
       std::string linkType = args[0];
       linkType += "_LINK_TYPE";
       const char* linkTypeString =
-        this->Makefile->GetDefinition( linkType.c_str() );
+        this->Makefile->GetDefinition( linkType );
       if(linkTypeString)
         {
         if(strcmp(linkTypeString, "debug") == 0)
@@ -407,7 +407,7 @@ cmTargetLinkLibrariesCommand::HandleLibrary(const std::string& lib,
                                           sig == cmTarget::KeywordTLLSignature
                                             ? cmTarget::PlainTLLSignature
                                             : cmTarget::KeywordTLLSignature);
-        this->Makefile->IssueMessage(messageType, e.str().c_str());
+        this->Makefile->IssueMessage(messageType, e.str());
         if(messageType == cmake::FATAL_ERROR)
           {
           return false;
@@ -479,7 +479,7 @@ cmTargetLinkLibrariesCommand::HandleLibrary(const std::string& lib,
       {
       prop = "LINK_INTERFACE_LIBRARIES_";
       prop += *i;
-      this->Target->AppendProperty(prop.c_str(), lib.c_str());
+      this->Target->AppendProperty(prop, lib.c_str());
       }
     }
   if(llt == cmTarget::OPTIMIZED || llt == cmTarget::GENERAL)
@@ -494,9 +494,9 @@ cmTargetLinkLibrariesCommand::HandleLibrary(const std::string& lib,
       {
       prop = "LINK_INTERFACE_LIBRARIES_";
       prop += *i;
-      if(!this->Target->GetProperty(prop.c_str()))
+      if(!this->Target->GetProperty(prop))
         {
-        this->Target->SetProperty(prop.c_str(), "");
+        this->Target->SetProperty(prop, "");
         }
       }
     }
diff --git a/Source/cmTargetPropCommandBase.cxx b/Source/cmTargetPropCommandBase.cxx
index 1a1cfa0..d356611 100644
--- a/Source/cmTargetPropCommandBase.cxx
+++ b/Source/cmTargetPropCommandBase.cxx
@@ -34,7 +34,7 @@ bool cmTargetPropCommandBase
     }
   this->Target =
     this->Makefile->GetCMakeInstance()
-    ->GetGlobalGenerator()->FindTarget(args[0].c_str());
+    ->GetGlobalGenerator()->FindTarget(args[0]);
   if(!this->Target)
     {
     this->Target = this->Makefile->FindTargetToUse(args[0]);
@@ -165,15 +165,15 @@ void cmTargetPropCommandBase::HandleInterfaceContent(cmTarget *tgt,
   if (prepend)
     {
     const std::string propName = std::string("INTERFACE_") + this->Property;
-    const char *propValue = tgt->GetProperty(propName.c_str());
+    const char *propValue = tgt->GetProperty(propName);
     const std::string totalContent = this->Join(content) + (propValue
                                               ? std::string(";") + propValue
                                               : std::string());
-    tgt->SetProperty(propName.c_str(), totalContent.c_str());
+    tgt->SetProperty(propName, totalContent.c_str());
     }
   else
     {
-    tgt->AppendProperty(("INTERFACE_" + this->Property).c_str(),
+    tgt->AppendProperty("INTERFACE_" + this->Property,
                           this->Join(content).c_str());
     }
 }
diff --git a/Source/cmTestGenerator.cxx b/Source/cmTestGenerator.cxx
index a21e1aa..c1b1f8b 100644
--- a/Source/cmTestGenerator.cxx
+++ b/Source/cmTestGenerator.cxx
@@ -97,7 +97,7 @@ void cmTestGenerator::GenerateScriptForConfig(std::ostream& os,
 
   // Generate the command line with full escapes.
   cmLocalGenerator* lg = mf->GetLocalGenerator();
-  os << lg->EscapeForCMake(exe.c_str());
+  os << lg->EscapeForCMake(exe);
   for(std::vector<std::string>::const_iterator ci = command.begin()+1;
       ci != command.end(); ++ci)
     {
diff --git a/Source/cmTryRunCommand.cxx b/Source/cmTryRunCommand.cxx
index cfedaa5..cc6e139 100644
--- a/Source/cmTryRunCommand.cxx
+++ b/Source/cmTryRunCommand.cxx
@@ -162,7 +162,7 @@ bool cmTryRunCommand
       // now put the output into the variables
       if(this->RunOutputVariable.size())
         {
-        this->Makefile->AddDefinition(this->RunOutputVariable.c_str(),
+        this->Makefile->AddDefinition(this->RunOutputVariable,
                                       runOutputContents.c_str());
         }
 
@@ -171,12 +171,12 @@ bool cmTryRunCommand
         // if the TryCompileCore saved output in this outputVariable then
         // prepend that output to this output
         const char* compileOutput
-                 = this->Makefile->GetDefinition(this->OutputVariable.c_str());
+                 = this->Makefile->GetDefinition(this->OutputVariable);
         if (compileOutput)
           {
           runOutputContents = std::string(compileOutput) + runOutputContents;
           }
-        this->Makefile->AddDefinition(this->OutputVariable.c_str(),
+        this->Makefile->AddDefinition(this->OutputVariable,
                                       runOutputContents.c_str());
         }
       }
@@ -214,7 +214,7 @@ void cmTryRunCommand::RunExecutable(const std::string& runArgs,
     {
     strcpy(retChar, "FAILED_TO_RUN");
     }
-  this->Makefile->AddCacheDefinition(this->RunResultVariable.c_str(), retChar,
+  this->Makefile->AddCacheDefinition(this->RunResultVariable, retChar,
                                      "Result of TRY_RUN",
                                      cmCacheManager::INTERNAL);
 }
@@ -235,10 +235,10 @@ void cmTryRunCommand::DoNotRunExecutable(const std::string& runArgs,
   copyDest += cmake::GetCMakeFilesDirectory();
   copyDest += "/";
   copyDest += cmSystemTools::GetFilenameWithoutExtension(
-                                                     this->OutputFile.c_str());
+                                                     this->OutputFile);
   copyDest += "-";
   copyDest += this->RunResultVariable;
-  copyDest += cmSystemTools::GetFilenameExtension(this->OutputFile.c_str());
+  copyDest += cmSystemTools::GetFilenameExtension(this->OutputFile);
   cmSystemTools::CopyFileAlways(this->OutputFile.c_str(), copyDest.c_str());
 
   std::string resultFileName =  this->Makefile->GetHomeOutputDirectory();
@@ -250,7 +250,7 @@ void cmTryRunCommand::DoNotRunExecutable(const std::string& runArgs,
   std::string internalRunOutputName=this->RunResultVariable+"__TRYRUN_OUTPUT";
   bool error = false;
 
-  if (this->Makefile->GetDefinition(this->RunResultVariable.c_str()) == 0)
+  if (this->Makefile->GetDefinition(this->RunResultVariable) == 0)
     {
     // if the variables doesn't exist, create it with a helpful error text
     // and mark it as advanced
@@ -258,7 +258,7 @@ void cmTryRunCommand::DoNotRunExecutable(const std::string& runArgs,
     comment += "Run result of TRY_RUN(), indicates whether the executable "
                "would have been able to run on its target platform.\n";
     comment += detailsString;
-    this->Makefile->AddCacheDefinition(this->RunResultVariable.c_str(),
+    this->Makefile->AddCacheDefinition(this->RunResultVariable,
                                        "PLEASE_FILL_OUT-FAILED_TO_RUN",
                                        comment.c_str(),
                                        cmCacheManager::STRING);
@@ -276,7 +276,7 @@ void cmTryRunCommand::DoNotRunExecutable(const std::string& runArgs,
   // is the output from the executable used ?
   if (out!=0)
     {
-    if (this->Makefile->GetDefinition(internalRunOutputName.c_str()) == 0)
+    if (this->Makefile->GetDefinition(internalRunOutputName) == 0)
       {
       // if the variables doesn't exist, create it with a helpful error text
       // and mark it as advanced
@@ -285,7 +285,7 @@ void cmTryRunCommand::DoNotRunExecutable(const std::string& runArgs,
            "would have printed on stdout and stderr on its target platform.\n";
       comment += detailsString;
 
-      this->Makefile->AddCacheDefinition(internalRunOutputName.c_str(),
+      this->Makefile->AddCacheDefinition(internalRunOutputName,
                                          "PLEASE_FILL_OUT-NOTFOUND",
                                          comment.c_str(),
                                          cmCacheManager::STRING);
@@ -355,13 +355,13 @@ void cmTryRunCommand::DoNotRunExecutable(const std::string& runArgs,
       file << comment << "\n\n";
 
       file << "set( " << this->RunResultVariable << " \n     \""
-           << this->Makefile->GetDefinition(this->RunResultVariable.c_str())
+           << this->Makefile->GetDefinition(this->RunResultVariable)
            << "\"\n     CACHE STRING \"Result from TRY_RUN\" FORCE)\n\n";
 
       if (out!=0)
         {
         file << "set( " << internalRunOutputName << " \n     \""
-             << this->Makefile->GetDefinition(internalRunOutputName.c_str())
+             << this->Makefile->GetDefinition(internalRunOutputName)
              << "\"\n     CACHE STRING \"Output from TRY_RUN\" FORCE)\n\n";
         }
       file.close();
@@ -383,6 +383,6 @@ void cmTryRunCommand::DoNotRunExecutable(const std::string& runArgs,
 
   if (out!=0)
     {
-    (*out) = this->Makefile->GetDefinition(internalRunOutputName.c_str());
+    (*out) = this->Makefile->GetDefinition(internalRunOutputName);
     }
 }
diff --git a/Source/cmUseMangledMesaCommand.cxx b/Source/cmUseMangledMesaCommand.cxx
index d4ec20f..60796ec 100644
--- a/Source/cmUseMangledMesaCommand.cxx
+++ b/Source/cmUseMangledMesaCommand.cxx
@@ -38,7 +38,7 @@ bool cmUseMangledMesaCommand
     std::string e = "Bad path to Mesa, could not find: ";
     e += glh;
     e += " ";
-    this->SetError(e.c_str());
+    this->SetError(e);
     return false;
     }
   const char* destDir = args[1].c_str();
diff --git a/Source/cmUtilitySourceCommand.cxx b/Source/cmUtilitySourceCommand.cxx
index 11e5108..ba6b4ac 100644
--- a/Source/cmUtilitySourceCommand.cxx
+++ b/Source/cmUtilitySourceCommand.cxx
@@ -29,7 +29,7 @@ bool cmUtilitySourceCommand
   // The first argument is the cache entry name.
   std::string cacheEntry = *arg++;
   const char* cacheValue =
-    this->Makefile->GetDefinition(cacheEntry.c_str());
+    this->Makefile->GetDefinition(cacheEntry);
   // If it exists already and appears up to date then we are done.  If
   // the string contains "(IntDir)" but that is not the
   // CMAKE_CFG_INTDIR setting then the value is out of date.
@@ -113,14 +113,14 @@ bool cmUtilitySourceCommand
   cmSystemTools::ReplaceString(utilityExecutable, "/./", "/");
 
   // Enter the value into the cache.
-  this->Makefile->AddCacheDefinition(cacheEntry.c_str(),
+  this->Makefile->AddCacheDefinition(cacheEntry,
                                  utilityExecutable.c_str(),
                                  "Path to an internal program.",
                                  cmCacheManager::FILEPATH);
   // add a value into the cache that maps from the
   // full path to the name of the project
   cmSystemTools::ConvertToUnixSlashes(utilityExecutable);
-  this->Makefile->AddCacheDefinition(utilityExecutable.c_str(),
+  this->Makefile->AddCacheDefinition(utilityExecutable,
                                  utilityName.c_str(),
                                  "Executable to project name.",
                                  cmCacheManager::INTERNAL);
diff --git a/Source/cmVariableRequiresCommand.cxx b/Source/cmVariableRequiresCommand.cxx
index ddb4003..80c1286 100644
--- a/Source/cmVariableRequiresCommand.cxx
+++ b/Source/cmVariableRequiresCommand.cxx
@@ -26,7 +26,7 @@ bool cmVariableRequiresCommand
     }
 
   std::string testVariable = args[0];
-  if(!this->Makefile->IsOn(testVariable.c_str()))
+  if(!this->Makefile->IsOn(testVariable))
     {
     return true;
     }
@@ -36,7 +36,7 @@ bool cmVariableRequiresCommand
   bool hasAdvanced = false;
   for(unsigned int i = 2; i < args.size(); ++i)
     {
-    if(!this->Makefile->IsOn(args[i].c_str()))
+    if(!this->Makefile->IsOn(args[i]))
       {
       requirementsMet = false;
       notSet += args[i];
@@ -49,13 +49,13 @@ bool cmVariableRequiresCommand
         }
       }
     }
-  const char* reqVar = this->Makefile->GetDefinition(resultVariable.c_str());
+  const char* reqVar = this->Makefile->GetDefinition(resultVariable);
   // if reqVar is unset, then set it to requirementsMet
   // if reqVar is set to true, but requirementsMet is false , then
   // set reqVar to false.
   if(!reqVar || (!requirementsMet && this->Makefile->IsOn(reqVar)))
     {
-    this->Makefile->AddDefinition(resultVariable.c_str(), requirementsMet);
+    this->Makefile->AddDefinition(resultVariable, requirementsMet);
     }
 
   if(!requirementsMet)
diff --git a/Source/cmVariableWatchCommand.cxx b/Source/cmVariableWatchCommand.cxx
index 33e159b..3c1fe46 100644
--- a/Source/cmVariableWatchCommand.cxx
+++ b/Source/cmVariableWatchCommand.cxx
@@ -137,7 +137,7 @@ bool cmVariableWatchCommand
     {
     cmOStringStream ostr;
     ostr << "cannot be set on the variable: " << variable.c_str();
-    this->SetError(ostr.str().c_str());
+    this->SetError(ostr.str());
     return false;
     }
 
diff --git a/Source/cmWriteFileCommand.cxx b/Source/cmWriteFileCommand.cxx
index aa6b9f8..af955ec 100644
--- a/Source/cmWriteFileCommand.cxx
+++ b/Source/cmWriteFileCommand.cxx
@@ -47,7 +47,7 @@ bool cmWriteFileCommand
     {
     std::string e = "attempted to write a file: " + fileName
       + " into a source directory.";
-    this->SetError(e.c_str());
+    this->SetError(e);
     cmSystemTools::SetFatalErrorOccured();
     return false;
     }
@@ -79,7 +79,7 @@ bool cmWriteFileCommand
     std::string error = "Internal CMake error when trying to open file: ";
     error += fileName.c_str();
     error += " for writing.";
-    this->SetError(error.c_str());
+    this->SetError(error);
     return false;
     }
   file << message << std::endl;
diff --git a/Source/cmake.cxx b/Source/cmake.cxx
index d37bd94..ad8e5e6 100644
--- a/Source/cmake.cxx
+++ b/Source/cmake.cxx
@@ -306,7 +306,7 @@ void cmake::RemoveUnscriptableCommands()
       it != unscriptableCommands.end();
       ++it)
     {
-    this->RemoveCommand(it->c_str());
+    this->RemoveCommand(*it);
     }
 }
 
@@ -335,23 +335,23 @@ bool cmake::SetCacheArgs(const std::vector<std::string>& args)
         }
       std::string var, value;
       cmCacheManager::CacheEntryType type = cmCacheManager::UNINITIALIZED;
-      if(cmCacheManager::ParseEntry(entry.c_str(), var, value, type))
+      if(cmCacheManager::ParseEntry(entry, var, value, type))
         {
         // The value is transformed if it is a filepath for example, so
         // we can't compare whether the value is already in the cache until
         // after we call AddCacheEntry.
         const char *cachedValue =
-                              this->CacheManager->GetCacheValue(var.c_str());
+                              this->CacheManager->GetCacheValue(var);
 
-        this->CacheManager->AddCacheEntry(var.c_str(), value.c_str(),
+        this->CacheManager->AddCacheEntry(var, value.c_str(),
           "No help, variable specified on the command line.", type);
         if(this->WarnUnusedCli)
           {
           if (!cachedValue
-              || strcmp(this->CacheManager->GetCacheValue(var.c_str()),
+              || strcmp(this->CacheManager->GetCacheValue(var),
                         cachedValue) != 0)
             {
-            this->WatchUnusedCli(var.c_str());
+            this->WatchUnusedCli(var);
             }
           }
         }
@@ -390,7 +390,7 @@ bool cmake::SetCacheArgs(const std::vector<std::string>& args)
           }
         }
       cmsys::RegularExpression regex(
-        cmsys::Glob::PatternToRegex(entryPattern.c_str(), true, true).c_str());
+        cmsys::Glob::PatternToRegex(entryPattern, true, true).c_str());
       //go through all cache entries and collect the vars which will be removed
       std::vector<std::string> entriesToDelete;
       cmCacheManager::CacheIterator it =
@@ -414,7 +414,7 @@ bool cmake::SetCacheArgs(const std::vector<std::string>& args)
           currentEntry != entriesToDelete.end();
           ++currentEntry)
         {
-        this->CacheManager->RemoveCacheEntry(currentEntry->c_str());
+        this->CacheManager->RemoveCacheEntry(*currentEntry);
         }
       }
     else if(arg.find("-C",0) == 0)
@@ -486,13 +486,13 @@ void cmake::ReadListFile(const std::vector<std::string>& args,
     {
     cmsys::auto_ptr<cmLocalGenerator> lg(gg->CreateLocalGenerator());
     lg->GetMakefile()->SetHomeOutputDirectory
-      (cmSystemTools::GetCurrentWorkingDirectory().c_str());
+      (cmSystemTools::GetCurrentWorkingDirectory());
     lg->GetMakefile()->SetStartOutputDirectory
-      (cmSystemTools::GetCurrentWorkingDirectory().c_str());
+      (cmSystemTools::GetCurrentWorkingDirectory());
     lg->GetMakefile()->SetHomeDirectory
-      (cmSystemTools::GetCurrentWorkingDirectory().c_str());
+      (cmSystemTools::GetCurrentWorkingDirectory());
     lg->GetMakefile()->SetStartDirectory
-      (cmSystemTools::GetCurrentWorkingDirectory().c_str());
+      (cmSystemTools::GetCurrentWorkingDirectory());
     if (this->GetWorkingMode() != NORMAL_MODE)
       {
       std::string file(cmSystemTools::CollapseFullPath(path));
@@ -526,13 +526,13 @@ bool cmake::FindPackage(const std::vector<std::string>& args)
   cmsys::auto_ptr<cmLocalGenerator> lg(gg->CreateLocalGenerator());
   cmMakefile* mf = lg->GetMakefile();
   mf->SetHomeOutputDirectory
-    (cmSystemTools::GetCurrentWorkingDirectory().c_str());
+    (cmSystemTools::GetCurrentWorkingDirectory());
   mf->SetStartOutputDirectory
-    (cmSystemTools::GetCurrentWorkingDirectory().c_str());
+    (cmSystemTools::GetCurrentWorkingDirectory());
   mf->SetHomeDirectory
-    (cmSystemTools::GetCurrentWorkingDirectory().c_str());
+    (cmSystemTools::GetCurrentWorkingDirectory());
   mf->SetStartDirectory
-    (cmSystemTools::GetCurrentWorkingDirectory().c_str());
+    (cmSystemTools::GetCurrentWorkingDirectory());
 
   mf->SetArgcArgv(args);
 
@@ -566,7 +566,7 @@ bool cmake::FindPackage(const std::vector<std::string>& args)
     cmSystemTools::ExpandListArgument(includes, includeDirs);
 
     std::string includeFlags = lg->GetIncludeFlags(includeDirs, 0,
-                                                   language.c_str(), false);
+                                                   language, false);
 
     std::string definitions = mf->GetSafeDefinition("PACKAGE_DEFINITIONS");
     printf("%s %s\n", includeFlags.c_str(), definitions.c_str());
@@ -585,7 +585,7 @@ bool cmake::FindPackage(const std::vector<std::string>& args)
             libIt != libList.end();
             ++libIt)
       {
-      mf->AddLinkLibraryForTarget(targetName, libIt->c_str(),
+      mf->AddLinkLibraryForTarget(targetName, *libIt,
                                   cmTarget::GENERAL);
       }
 
@@ -636,7 +636,7 @@ void cmake::SetArgs(const std::vector<std::string>& args,
       std::string path = arg.substr(2);
       path = cmSystemTools::CollapseFullPath(path.c_str());
       cmSystemTools::ConvertToUnixSlashes(path);
-      this->SetHomeDirectory(path.c_str());
+      this->SetHomeDirectory(path);
       }
     else if(arg.find("-S",0) == 0)
       {
@@ -652,7 +652,7 @@ void cmake::SetArgs(const std::vector<std::string>& args,
       std::string path = arg.substr(2);
       path = cmSystemTools::CollapseFullPath(path.c_str());
       cmSystemTools::ConvertToUnixSlashes(path);
-      this->SetHomeOutputDirectory(path.c_str());
+      this->SetHomeOutputDirectory(path);
       }
     else if((i < args.size()-2) && (arg.find("--check-build-system",0) == 0))
       {
@@ -790,7 +790,7 @@ void cmake::SetArgs(const std::vector<std::string>& args,
         value = args[i];
         }
       cmGlobalGenerator* gen =
-        this->CreateGlobalGenerator(value.c_str());
+        this->CreateGlobalGenerator(value);
       if(!gen)
         {
         cmSystemTools::Error("Could not create named generator ",
@@ -811,13 +811,13 @@ void cmake::SetArgs(const std::vector<std::string>& args,
   if(!directoriesSet)
     {
     this->SetHomeOutputDirectory
-      (cmSystemTools::GetCurrentWorkingDirectory().c_str());
+      (cmSystemTools::GetCurrentWorkingDirectory());
     this->SetStartOutputDirectory
-      (cmSystemTools::GetCurrentWorkingDirectory().c_str());
+      (cmSystemTools::GetCurrentWorkingDirectory());
     this->SetHomeDirectory
-      (cmSystemTools::GetCurrentWorkingDirectory().c_str());
+      (cmSystemTools::GetCurrentWorkingDirectory());
     this->SetStartDirectory
-      (cmSystemTools::GetCurrentWorkingDirectory().c_str());
+      (cmSystemTools::GetCurrentWorkingDirectory());
     }
 
   this->SetStartDirectory(this->GetHomeDirectory());
@@ -853,15 +853,15 @@ void cmake::SetDirectoriesFromFile(const char* arg)
     {
     argIsFile = true;
     std::string fullPath = cmSystemTools::CollapseFullPath(arg);
-    std::string name = cmSystemTools::GetFilenameName(fullPath.c_str());
+    std::string name = cmSystemTools::GetFilenameName(fullPath);
     name = cmSystemTools::LowerCase(name);
     if(name == "cmakecache.txt")
       {
-      cachePath = cmSystemTools::GetFilenamePath(fullPath.c_str());
+      cachePath = cmSystemTools::GetFilenamePath(fullPath);
       }
     else if(name == "cmakelists.txt")
       {
-      listPath = cmSystemTools::GetFilenamePath(fullPath.c_str());
+      listPath = cmSystemTools::GetFilenamePath(fullPath);
       }
     }
   else
@@ -869,12 +869,12 @@ void cmake::SetDirectoriesFromFile(const char* arg)
     // Specified file or directory does not exist.  Try to set things
     // up to produce a meaningful error message.
     std::string fullPath = cmSystemTools::CollapseFullPath(arg);
-    std::string name = cmSystemTools::GetFilenameName(fullPath.c_str());
+    std::string name = cmSystemTools::GetFilenameName(fullPath);
     name = cmSystemTools::LowerCase(name);
     if(name == "cmakecache.txt" || name == "cmakelists.txt")
       {
       argIsFile = true;
-      listPath = cmSystemTools::GetFilenamePath(fullPath.c_str());
+      listPath = cmSystemTools::GetFilenamePath(fullPath);
       }
     else
       {
@@ -887,11 +887,11 @@ void cmake::SetDirectoriesFromFile(const char* arg)
     {
     cmCacheManager* cachem = this->GetCacheManager();
     cmCacheManager::CacheIterator it = cachem->NewIterator();
-    if(cachem->LoadCache(cachePath.c_str()) &&
+    if(cachem->LoadCache(cachePath) &&
       it.Find("CMAKE_HOME_DIRECTORY"))
       {
-      this->SetHomeOutputDirectory(cachePath.c_str());
-      this->SetStartOutputDirectory(cachePath.c_str());
+      this->SetHomeOutputDirectory(cachePath);
+      this->SetStartOutputDirectory(cachePath);
       this->SetHomeDirectory(it.GetValue());
       this->SetStartDirectory(it.GetValue());
       return;
@@ -901,23 +901,23 @@ void cmake::SetDirectoriesFromFile(const char* arg)
   // If there is a CMakeLists.txt file, use it as the source tree.
   if(listPath.length() > 0)
     {
-    this->SetHomeDirectory(listPath.c_str());
-    this->SetStartDirectory(listPath.c_str());
+    this->SetHomeDirectory(listPath);
+    this->SetStartDirectory(listPath);
 
     if(argIsFile)
       {
       // Source CMakeLists.txt file given.  It was probably dropped
       // onto the executable in a GUI.  Default to an in-source build.
-      this->SetHomeOutputDirectory(listPath.c_str());
-      this->SetStartOutputDirectory(listPath.c_str());
+      this->SetHomeOutputDirectory(listPath);
+      this->SetStartOutputDirectory(listPath);
       }
     else
       {
       // Source directory given on command line.  Use current working
       // directory as build tree.
       std::string cwd = cmSystemTools::GetCurrentWorkingDirectory();
-      this->SetHomeOutputDirectory(cwd.c_str());
-      this->SetStartOutputDirectory(cwd.c_str());
+      this->SetHomeOutputDirectory(cwd);
+      this->SetStartOutputDirectory(cwd);
       }
     return;
     }
@@ -927,10 +927,10 @@ void cmake::SetDirectoriesFromFile(const char* arg)
   // current working directory as the build tree.
   std::string full = cmSystemTools::CollapseFullPath(arg);
   std::string cwd = cmSystemTools::GetCurrentWorkingDirectory();
-  this->SetHomeDirectory(full.c_str());
-  this->SetStartDirectory(full.c_str());
-  this->SetHomeOutputDirectory(cwd.c_str());
-  this->SetStartOutputDirectory(cwd.c_str());
+  this->SetHomeDirectory(full);
+  this->SetStartDirectory(full);
+  this->SetHomeOutputDirectory(cwd);
+  this->SetStartOutputDirectory(cwd);
 }
 
 // at the end of this CMAKE_ROOT and CMAKE_COMMAND should be added to the
@@ -979,8 +979,8 @@ void cmake::AddExtraGenerator(const std::string& name,
       ++it )
     {
     std::string fullName = cmExternalMakefileProjectGenerator::
-                                    CreateFullGeneratorName(it->c_str(), name);
-    this->ExtraGenerators[fullName.c_str()] = newFunction;
+                                    CreateFullGeneratorName(*it, name);
+    this->ExtraGenerators[fullName] = newFunction;
     }
   delete extraGenerator;
 }
@@ -1230,7 +1230,7 @@ int cmake::HandleDeleteCacheVariables(const std::string& var)
     i++;
     save.value = *i;
     warning << *i << "\n";
-    if(ci.Find(save.key.c_str()))
+    if(ci.Find(save.key))
       {
       save.type = ci.GetType();
       save.help = ci.GetProperty("HELPSTRING");
@@ -1246,7 +1246,7 @@ int cmake::HandleDeleteCacheVariables(const std::string& var)
   for(std::vector<SaveCacheEntry>::iterator i = saved.begin();
       i != saved.end(); ++i)
     {
-    this->AddCacheEntry(i->key.c_str(), i->value.c_str(),
+    this->AddCacheEntry(i->key, i->value.c_str(),
                         i->help.c_str(), i->type);
     }
   cmSystemTools::Message(warning.str().c_str());
@@ -1328,7 +1328,7 @@ int cmake::ActualConfigure()
       std::string fullName = cmExternalMakefileProjectGenerator::
                                 CreateFullGeneratorName(genName,
                                     extraGenName ? extraGenName : "");
-      this->GlobalGenerator = this->CreateGlobalGenerator(fullName.c_str());
+      this->GlobalGenerator = this->CreateGlobalGenerator(fullName);
       }
     if(this->GlobalGenerator)
       {
@@ -1692,8 +1692,8 @@ int cmake::Run(const std::vector<std::string>& args, bool noconfigure)
     {
     return ret;
     }
-  this->SetStartDirectory(oldstartdir.c_str());
-  this->SetStartOutputDirectory(oldstartoutputdir.c_str());
+  this->SetStartDirectory(oldstartdir);
+  this->SetStartOutputDirectory(oldstartoutputdir);
 
   return ret;
 }
@@ -1854,7 +1854,7 @@ void cmake::GetGeneratorDocumentation(std::vector<cmDocumentationEntry>& v)
     {
     cmDocumentationEntry e;
     cmExternalMakefileProjectGenerator* generator = (i->second)();
-    generator->GetDocumentation(e, i->first.c_str());
+    generator->GetDocumentation(e, i->first);
     e.Name = i->first;
     delete generator;
     v.push_back(e);
@@ -2313,7 +2313,7 @@ int cmake::GetSystemInformation(std::vector<std::string>& args)
         value = args[i];
         }
       cmGlobalGenerator* gen =
-        this->CreateGlobalGenerator(value.c_str());
+        this->CreateGlobalGenerator(value);
       if(!gen)
         {
         cmSystemTools::Error("Could not create named generator ",
@@ -2650,7 +2650,7 @@ int cmake::Build(const std::string& dir,
   cmSystemTools::ConvertToUnixSlashes(cachePath);
   cmCacheManager* cachem = this->GetCacheManager();
   cmCacheManager::CacheIterator it = cachem->NewIterator();
-  if(!cachem->LoadCache(cachePath.c_str()))
+  if(!cachem->LoadCache(cachePath))
     {
     std::cerr << "Error: could not load cache\n";
     return 1;
@@ -2670,11 +2670,11 @@ int cmake::Build(const std::string& dir,
     return 1;
     }
   projName = it.GetValue();
-  return gen->Build("", dir.c_str(),
-                    projName.c_str(), target.c_str(),
+  return gen->Build("", dir,
+                    projName, target,
                     &output,
                     "",
-                    config.c_str(), clean, false, 0,
+                    config, clean, false, 0,
                     cmSystemTools::OUTPUT_PASSTHROUGH,
                     nativeOptions);
 }
diff --git a/Source/cmcmd.cxx b/Source/cmcmd.cxx
index 047f09d..ad1f2a5 100644
--- a/Source/cmcmd.cxx
+++ b/Source/cmcmd.cxx
@@ -613,16 +613,16 @@ int cmcmd::ExecuteCMakeCommand(std::vector<std::string>& args)
       startDir = cmSystemTools::CollapseFullPath(startDir.c_str());
       homeOutDir = cmSystemTools::CollapseFullPath(homeOutDir.c_str());
       startOutDir = cmSystemTools::CollapseFullPath(startOutDir.c_str());
-      cm.SetHomeDirectory(homeDir.c_str());
-      cm.SetStartDirectory(startDir.c_str());
-      cm.SetHomeOutputDirectory(homeOutDir.c_str());
-      cm.SetStartOutputDirectory(startOutDir.c_str());
-      if(cmGlobalGenerator* ggd = cm.CreateGlobalGenerator(gen.c_str()))
+      cm.SetHomeDirectory(homeDir);
+      cm.SetStartDirectory(startDir);
+      cm.SetHomeOutputDirectory(homeOutDir);
+      cm.SetStartOutputDirectory(startOutDir);
+      if(cmGlobalGenerator* ggd = cm.CreateGlobalGenerator(gen))
         {
         cm.SetGlobalGenerator(ggd);
         cmsys::auto_ptr<cmLocalGenerator> lgd(ggd->CreateLocalGenerator());
-        lgd->GetMakefile()->SetStartDirectory(startDir.c_str());
-        lgd->GetMakefile()->SetStartOutputDirectory(startOutDir.c_str());
+        lgd->GetMakefile()->SetStartDirectory(startDir);
+        lgd->GetMakefile()->SetStartOutputDirectory(startOutDir);
         lgd->GetMakefile()->MakeStartDirectoriesCurrent();
 
         // Actually scan dependencies.
@@ -667,7 +667,7 @@ int cmcmd::ExecuteCMakeCommand(std::vector<std::string>& args)
       {
         cmQtAutoGenerators autogen;
         std::string const& config = args[3];
-        bool autogenSuccess = autogen.Run(args[2].c_str(), config);
+        bool autogenSuccess = autogen.Run(args[2], config);
         return autogenSuccess ? 0 : 1;
       }
 #endif
diff --git a/Source/kwsys/SystemTools.cxx b/Source/kwsys/SystemTools.cxx
index b6a2437..32e79e6 100644
--- a/Source/kwsys/SystemTools.cxx
+++ b/Source/kwsys/SystemTools.cxx
@@ -4918,8 +4918,8 @@ void SystemTools::ClassInitialize()
 
         // Strip off one directory level and see if the logical
         // mapping still works.
-        pwd_str = SystemTools::GetFilenamePath(pwd_str.c_str());
-        cwd_str = SystemTools::GetFilenamePath(cwd_str.c_str());
+        pwd_str = SystemTools::GetFilenamePath(pwd_str);
+        cwd_str = SystemTools::GetFilenamePath(cwd_str);
         Realpath(pwd_str.c_str(), pwd_path);
         }