strings: Remove redundant calls to std::string::c_str()

Replacements were detected and performed by the clang tool
remove-cstr-calls on a linux build.

74 files changed, 395 insertions, 395 deletions

diff --git a/Source/CPack/cmCPackArchiveGenerator.cxx b/Source/CPack/cmCPackArchiveGenerator.cxx
index 6e7b8d7..e2437b5 100644
--- a/Source/CPack/cmCPackArchiveGenerator.cxx
+++ b/Source/CPack/cmCPackArchiveGenerator.cxx
@@ -56,7 +56,7 @@ int cmCPackArchiveGenerator::addOneComponentToArchive(cmArchiveWrite& archive,
   localToplevel += "/"+ component->Name;
   std::string dir = cmSystemTools::GetCurrentWorkingDirectory();
   // Change to local toplevel
-  cmSystemTools::ChangeDirectory(localToplevel.c_str());
+  cmSystemTools::ChangeDirectory(localToplevel);
   std::string filePrefix;
   if (this->IsOn("CPACK_COMPONENT_INCLUDE_TOPLEVEL_DIRECTORY"))
     {
@@ -80,7 +80,7 @@ int cmCPackArchiveGenerator::addOneComponentToArchive(cmArchiveWrite& archive,
       }
     }
   // Go back to previous dir
-  cmSystemTools::ChangeDirectory(dir.c_str());
+  cmSystemTools::ChangeDirectory(dir);
   return 1;
 }
 
@@ -270,7 +270,7 @@ int cmCPackArchiveGenerator::PackageFiles()
   DECLARE_AND_OPEN_ARCHIVE(packageFileNames[0],archive);
   std::vector<std::string>::const_iterator fileIt;
   std::string dir = cmSystemTools::GetCurrentWorkingDirectory();
-  cmSystemTools::ChangeDirectory(toplevel.c_str());
+  cmSystemTools::ChangeDirectory(toplevel);
   for ( fileIt = files.begin(); fileIt != files.end(); ++ fileIt )
     {
     // Get the relative path to the file
@@ -288,7 +288,7 @@ int cmCPackArchiveGenerator::PackageFiles()
       return 0;
       }
     }
-  cmSystemTools::ChangeDirectory(dir.c_str());
+  cmSystemTools::ChangeDirectory(dir);
   // The destructor of cmArchiveWrite will close and finish the write
   return 1;
 }
diff --git a/Source/CPack/cmCPackDebGenerator.cxx b/Source/CPack/cmCPackDebGenerator.cxx
index 936942b..c939cd2 100644
--- a/Source/CPack/cmCPackDebGenerator.cxx
+++ b/Source/CPack/cmCPackDebGenerator.cxx
@@ -58,7 +58,7 @@ int cmCPackDebGenerator::PackageOnePack(std::string initialTopLevel,
   // Begin the archive for this pack
   std::string localToplevel(initialTopLevel);
   std::string packageFileName(
-      cmSystemTools::GetParentDirectory(toplevel.c_str())
+      cmSystemTools::GetParentDirectory(toplevel)
   );
   std::string outputFileName(
       std::string(this->GetOption("CPACK_PACKAGE_FILE_NAME"))
@@ -186,7 +186,7 @@ int cmCPackDebGenerator::PackageComponentsAllInOne()
   // The ALL GROUPS in ONE package case
   std::string localToplevel(initialTopLevel);
   std::string packageFileName(
-      cmSystemTools::GetParentDirectory(toplevel.c_str())
+      cmSystemTools::GetParentDirectory(toplevel)
                              );
   std::string outputFileName(
             std::string(this->GetOption("CPACK_PACKAGE_FILE_NAME"))
@@ -540,7 +540,7 @@ int cmCPackDebGenerator::createDeb()
       localcopy += filenamename;
       // if we can copy the file, it means it does exist, let's add it:
       if( cmsys::SystemTools::CopyFileIfDifferent(
-            i->c_str(), localcopy.c_str()) )
+            *i, localcopy) )
         {
         // debian is picky and need relative to ./ path in the tar.*
         cmd += " ./";
diff --git a/Source/CPack/cmCPackGenerator.cxx b/Source/CPack/cmCPackGenerator.cxx
index 1461bb1..31f0b59 100644
--- a/Source/CPack/cmCPackGenerator.cxx
+++ b/Source/CPack/cmCPackGenerator.cxx
@@ -399,7 +399,7 @@ int cmCPackGenerator::InstallProjectViaInstalledDirectories(
         cmCPackLogger(cmCPackLog::LOG_DEBUG, "Copy file: "
           << inFile << " -> " << filePath << std::endl);
         /* If the file is a symlink we will have to re-create it */
-        if ( cmSystemTools::FileIsSymlink(inFile.c_str()))
+        if ( cmSystemTools::FileIsSymlink(inFile))
           {
           std::string targetFile;
           std::string inFileRelative =
@@ -429,7 +429,7 @@ int cmCPackGenerator::InstallProjectViaInstalledDirectories(
         goToDir  += "/"+subdir;
         cmCPackLogger(cmCPackLog::LOG_DEBUG,
                       "Change dir to: " << goToDir <<std::endl);
-        cmSystemTools::ChangeDirectory(goToDir.c_str());
+        cmSystemTools::ChangeDirectory(goToDir);
         for (symlinkedIt=symlinkedFiles.begin();
              symlinkedIt != symlinkedFiles.end();
              ++symlinkedIt)
@@ -448,7 +448,7 @@ int cmCPackGenerator::InstallProjectViaInstalledDirectories(
           }
         cmCPackLogger(cmCPackLog::LOG_DEBUG, "Going back to: "
                       << curDir <<std::endl);
-        cmSystemTools::ChangeDirectory(curDir.c_str());
+        cmSystemTools::ChangeDirectory(curDir);
         }
       }
     }
diff --git a/Source/CPack/cmCPackNSISGenerator.cxx b/Source/CPack/cmCPackNSISGenerator.cxx
index a5eee6b..c1fff7d 100644
--- a/Source/CPack/cmCPackNSISGenerator.cxx
+++ b/Source/CPack/cmCPackNSISGenerator.cxx
@@ -657,8 +657,8 @@ bool cmCPackNSISGenerator::GetListOfSubdirectories(const char* topdir,
       cmsys_stl::string fullPath = topdir;
       fullPath += "/";
       fullPath += dir.GetFile(static_cast<unsigned long>(fileNum));
-      if(cmsys::SystemTools::FileIsDirectory(fullPath.c_str()) &&
-        !cmsys::SystemTools::FileIsSymlink(fullPath.c_str()))
+      if(cmsys::SystemTools::FileIsDirectory(fullPath) &&
+        !cmsys::SystemTools::FileIsSymlink(fullPath))
         {
         if (!this->GetListOfSubdirectories(fullPath.c_str(), dirs))
           {
@@ -771,7 +771,7 @@ CreateComponentDescription(cmCPackComponent *component,
                   << archiveFile << std::endl);
     if (cmSystemTools::FileExists(archiveFile.c_str(), true))
       {
-        if (!cmSystemTools::RemoveFile(archiveFile.c_str()))
+        if (!cmSystemTools::RemoveFile(archiveFile))
         {
         cmCPackLogger(cmCPackLog::LOG_ERROR,
           "Unable to remove archive file " << archiveFile
diff --git a/Source/CPack/cmCPackRPMGenerator.cxx b/Source/CPack/cmCPackRPMGenerator.cxx
index c6171dc..71ab3a0 100644
--- a/Source/CPack/cmCPackRPMGenerator.cxx
+++ b/Source/CPack/cmCPackRPMGenerator.cxx
@@ -57,7 +57,7 @@ int cmCPackRPMGenerator::PackageOnePack(std::string initialToplevel,
   // Begin the archive for this pack
   std::string localToplevel(initialToplevel);
   std::string packageFileName(
-      cmSystemTools::GetParentDirectory(toplevel.c_str())
+      cmSystemTools::GetParentDirectory(toplevel)
                              );
   std::string outputFileName(
    GetComponentPackageFileName(this->GetOption("CPACK_PACKAGE_FILE_NAME"),
@@ -166,7 +166,7 @@ int cmCPackRPMGenerator::PackageComponentsAllInOne()
   // The ALL GROUPS in ONE package case
   std::string localToplevel(initialTopLevel);
   std::string packageFileName(
-      cmSystemTools::GetParentDirectory(toplevel.c_str())
+      cmSystemTools::GetParentDirectory(toplevel)
                              );
   std::string outputFileName(
             std::string(this->GetOption("CPACK_PACKAGE_FILE_NAME"))
diff --git a/Source/CPack/cpack.cxx b/Source/CPack/cpack.cxx
index c57028d..26bf607 100644
--- a/Source/CPack/cpack.cxx
+++ b/Source/CPack/cpack.cxx
@@ -267,7 +267,7 @@ int main (int argc, char const* const* argv)
     if ( cmSystemTools::FileExists(cpackConfigFile.c_str()) )
       {
       cpackConfigFile =
-        cmSystemTools::CollapseFullPath(cpackConfigFile.c_str());
+        cmSystemTools::CollapseFullPath(cpackConfigFile);
       cmCPack_Log(&log, cmCPackLog::LOG_VERBOSE,
         "Read CPack configuration file: " << cpackConfigFile
         << std::endl);
diff --git a/Source/CTest/cmCTestBuildAndTestHandler.cxx b/Source/CTest/cmCTestBuildAndTestHandler.cxx
index 41db042..a101e39 100644
--- a/Source/CTest/cmCTestBuildAndTestHandler.cxx
+++ b/Source/CTest/cmCTestBuildAndTestHandler.cxx
@@ -109,7 +109,7 @@ int cmCTestBuildAndTestHandler::RunCMake(std::string* outstring,
     out << "Error: cmake execution failed\n";
     out << cmakeOutString << "\n";
     // return to the original directory
-    cmSystemTools::ChangeDirectory(cwd.c_str());
+    cmSystemTools::ChangeDirectory(cwd);
     if(outstring)
       {
       *outstring = out.str();
@@ -128,7 +128,7 @@ int cmCTestBuildAndTestHandler::RunCMake(std::string* outstring,
       out << "Error: cmake execution failed\n";
       out << cmakeOutString << "\n";
       // return to the original directory
-      cmSystemTools::ChangeDirectory(cwd.c_str());
+      cmSystemTools::ChangeDirectory(cwd);
       if(outstring)
         {
         *outstring = out.str();
@@ -241,11 +241,11 @@ int cmCTestBuildAndTestHandler::RunCMakeAndTest(std::string* outstring)
   std::string cwd = cmSystemTools::GetCurrentWorkingDirectory();
   out << "Internal cmake changing into directory: "
     << this->BinaryDir << std::endl;
-  if (!cmSystemTools::FileIsDirectory(this->BinaryDir.c_str()))
+  if (!cmSystemTools::FileIsDirectory(this->BinaryDir))
     {
     cmSystemTools::MakeDirectory(this->BinaryDir.c_str());
     }
-  cmSystemTools::ChangeDirectory(this->BinaryDir.c_str());
+  cmSystemTools::ChangeDirectory(this->BinaryDir);
 
   if(this->BuildNoCMake)
     {
@@ -374,7 +374,7 @@ int cmCTestBuildAndTestHandler::RunCMakeAndTest(std::string* outstring)
       cmCTestLog(this->CTest, ERROR_MESSAGE, out.str());
       }
     // return to the original directory
-    cmSystemTools::ChangeDirectory(cwd.c_str());
+    cmSystemTools::ChangeDirectory(cwd);
     return 1;
     }
 
@@ -391,7 +391,7 @@ int cmCTestBuildAndTestHandler::RunCMakeAndTest(std::string* outstring)
   if(this->BuildRunDir.size())
     {
     out << "Run test in directory: " << this->BuildRunDir << "\n";
-    cmSystemTools::ChangeDirectory(this->BuildRunDir.c_str());
+    cmSystemTools::ChangeDirectory(this->BuildRunDir);
     }
   out << "Running test command: \"" << fullPath << "\"";
   for(size_t k=0; k < this->TestCommandArgs.size(); ++k)
@@ -453,9 +453,9 @@ int cmCTestBuildAndTestHandler::ProcessCommandLineArguments(
       // dir must exist before CollapseFullPath is called
       cmSystemTools::MakeDirectory(this->BinaryDir.c_str());
       this->BinaryDir
-        = cmSystemTools::CollapseFullPath(this->BinaryDir.c_str());
+        = cmSystemTools::CollapseFullPath(this->BinaryDir);
       this->SourceDir
-        = cmSystemTools::CollapseFullPath(this->SourceDir.c_str());
+        = cmSystemTools::CollapseFullPath(this->SourceDir);
       }
     else
       {
diff --git a/Source/CTest/cmCTestBuildHandler.cxx b/Source/CTest/cmCTestBuildHandler.cxx
index 2ec1365..7db04d1 100644
--- a/Source/CTest/cmCTestBuildHandler.cxx
+++ b/Source/CTest/cmCTestBuildHandler.cxx
@@ -610,7 +610,7 @@ void cmCTestBuildHandler::GenerateXMLLaunched(std::ostream& os)
   int numWarningsAllowed = this->MaxWarnings;
   // Identify fragments on disk.
   cmsys::Directory launchDir;
-  launchDir.Load(this->CTestLaunchDir.c_str());
+  launchDir.Load(this->CTestLaunchDir);
   unsigned long n = launchDir.GetNumberOfFiles();
   for(unsigned long i=0; i < n; ++i)
     {
@@ -649,7 +649,7 @@ void cmCTestBuildHandler::GenerateXMLLogScraped(std::ostream& os)
   std::string srcdir = this->CTest->GetCTestConfiguration("SourceDirectory");
   // make sure the source dir is in the correct case on windows
   // via a call to collapse full path.
-  srcdir = cmSystemTools::CollapseFullPath(srcdir.c_str());
+  srcdir = cmSystemTools::CollapseFullPath(srcdir);
   srcdir += "/";
   for ( it = ew.begin();
         it != ew.end() && (numErrorsAllowed || numWarningsAllowed); it++ )
@@ -695,7 +695,7 @@ void cmCTestBuildHandler::GenerateXMLLogScraped(std::ostream& os)
             {
             // make sure it is a full path with the correct case
             cm->SourceFile = cmSystemTools::CollapseFullPath(
-              cm->SourceFile.c_str());
+              cm->SourceFile);
             cmSystemTools::ReplaceString(
               cm->SourceFile, srcdir.c_str(), "");
             }
@@ -822,7 +822,7 @@ cmCTestBuildHandler::LaunchHelper::LaunchHelper(cmCTestBuildHandler* handler):
     launchDir += "/Build";
 
     // Clean out any existing launcher fragments.
-    cmSystemTools::RemoveADirectory(launchDir.c_str());
+    cmSystemTools::RemoveADirectory(launchDir);
 
     if(this->Handler->UseCTestLaunch)
       {
diff --git a/Source/CTest/cmCTestCoverageHandler.cxx b/Source/CTest/cmCTestCoverageHandler.cxx
index 76f6584..4b322a8 100644
--- a/Source/CTest/cmCTestCoverageHandler.cxx
+++ b/Source/CTest/cmCTestCoverageHandler.cxx
@@ -164,7 +164,7 @@ void cmCTestCoverageHandler::CleanCoverageLogFiles(std::ostream& log)
       fi != files.end(); ++fi)
     {
     log << "Removing old coverage log: " << *fi << "\n";
-    cmSystemTools::RemoveFile(fi->c_str());
+    cmSystemTools::RemoveFile(*fi);
     }
 }
 
@@ -237,10 +237,10 @@ bool cmCTestCoverageHandler::ShouldIDoCoverage(const char* file,
   std::string fSrcDir = cmSystemTools::CollapseFullPath(srcDir);
   std::string fBinDir = cmSystemTools::CollapseFullPath(binDir);
   std::string fFile = cmSystemTools::CollapseFullPath(file);
-  bool sourceSubDir = cmSystemTools::IsSubDirectory(fFile.c_str(),
-    fSrcDir.c_str());
-  bool buildSubDir = cmSystemTools::IsSubDirectory(fFile.c_str(),
-    fBinDir.c_str());
+  bool sourceSubDir = cmSystemTools::IsSubDirectory(fFile,
+    fSrcDir);
+  bool buildSubDir = cmSystemTools::IsSubDirectory(fFile,
+    fBinDir);
   // Always check parent directory of the file.
   std::string fileDir = cmSystemTools::GetFilenamePath(fFile);
   std::string checkDir;
@@ -758,8 +758,8 @@ void cmCTestCoverageHandler::PopulateCustomVectors(cmMakefile *mf)
 //----------------------------------------------------------------------
 bool IsFileInDir(const std::string &infile, const std::string &indir)
 {
-  std::string file = cmSystemTools::CollapseFullPath(infile.c_str());
-  std::string dir = cmSystemTools::CollapseFullPath(indir.c_str());
+  std::string file = cmSystemTools::CollapseFullPath(infile);
+  std::string dir = cmSystemTools::CollapseFullPath(indir);
 
   if (
     file.size() > dir.size() &&
@@ -779,7 +779,7 @@ int cmCTestCoverageHandler::HandlePHPCoverage(
 {
   cmParsePHPCoverage cov(*cont, this->CTest);
   std::string coverageDir = this->CTest->GetBinaryDir() + "/xdebugCoverage";
-  if(cmSystemTools::FileIsDirectory(coverageDir.c_str()))
+  if(cmSystemTools::FileIsDirectory(coverageDir))
     {
     cov.ReadPHPCoverageDirectory(coverageDir.c_str());
     }
@@ -974,7 +974,7 @@ int cmCTestCoverageHandler::HandleGCovCoverage(
   std::string tempDir = testingDir + "/CoverageInfo";
   std::string currentDirectory = cmSystemTools::GetCurrentWorkingDirectory();
   cmSystemTools::MakeDirectory(tempDir.c_str());
-  cmSystemTools::ChangeDirectory(tempDir.c_str());
+  cmSystemTools::ChangeDirectory(tempDir);
 
   int gcovStyle = 0;
 
@@ -1295,7 +1295,7 @@ int cmCTestCoverageHandler::HandleGCovCoverage(
           *cont->OFS << "  produced in source dir: " << sourceFile
             << std::endl;
           actualSourceFile
-            = cmSystemTools::CollapseFullPath(sourceFile.c_str());
+            = cmSystemTools::CollapseFullPath(sourceFile);
           }
         else if ( IsFileInDir(sourceFile, cont->BinaryDir) )
           {
@@ -1304,7 +1304,7 @@ int cmCTestCoverageHandler::HandleGCovCoverage(
           *cont->OFS << "  produced in binary dir: " << sourceFile
             << std::endl;
           actualSourceFile
-            = cmSystemTools::CollapseFullPath(sourceFile.c_str());
+            = cmSystemTools::CollapseFullPath(sourceFile);
           }
 
         if ( actualSourceFile.empty() )
@@ -1345,7 +1345,7 @@ int cmCTestCoverageHandler::HandleGCovCoverage(
       }
     }
 
-  cmSystemTools::ChangeDirectory(currentDirectory.c_str());
+  cmSystemTools::ChangeDirectory(currentDirectory);
   return file_count;
 }
 
@@ -1409,8 +1409,8 @@ int cmCTestCoverageHandler::HandleLCovCoverage(
   for ( it = files.begin(); it != files.end(); ++ it )
     {
     cmCTestLog(this->CTest, HANDLER_OUTPUT, "." << std::flush);
-    std::string fileDir = cmSystemTools::GetFilenamePath(it->c_str());
-    cmSystemTools::ChangeDirectory(fileDir.c_str());
+    std::string fileDir = cmSystemTools::GetFilenamePath(*it);
+    cmSystemTools::ChangeDirectory(fileDir);
     std::string command = "\"" + lcovCommand + "\" " +
       lcovExtraFlags + " ";
 
@@ -1609,7 +1609,7 @@ int cmCTestCoverageHandler::HandleLCovCoverage(
       }
     }
 
-  cmSystemTools::ChangeDirectory(currentDirectory.c_str());
+  cmSystemTools::ChangeDirectory(currentDirectory);
   return file_count;
 }
 
@@ -1653,7 +1653,7 @@ void cmCTestCoverageHandler::FindLCovFiles(std::vector<std::string>& files)
   gl.RecurseThroughSymlinksOff();
   std::string prevBinaryDir;
   cmSystemTools::ChangeDirectory(
-    this->CTest->GetCTestConfiguration("BuildDirectory").c_str());
+    this->CTest->GetCTestConfiguration("BuildDirectory"));
 
   // Run profmerge to merge all *.dyn files into dpi files
   cmSystemTools::RunSingleCommand("profmerge");
@@ -1696,9 +1696,9 @@ int cmCTestCoverageHandler::HandleTracePyCoverage(
   std::string tempDir = testingDir + "/CoverageInfo";
   std::string currentDirectory = cmSystemTools::GetCurrentWorkingDirectory();
   cmSystemTools::MakeDirectory(tempDir.c_str());
-  cmSystemTools::ChangeDirectory(tempDir.c_str());
+  cmSystemTools::ChangeDirectory(tempDir);
 
-  cmSystemTools::ChangeDirectory(currentDirectory.c_str());
+  cmSystemTools::ChangeDirectory(currentDirectory);
 
   std::vector<std::string>::iterator fileIt;
   int file_count = 0;
@@ -1714,7 +1714,7 @@ int cmCTestCoverageHandler::HandleTracePyCoverage(
       }
 
     std::string actualSourceFile
-      = cmSystemTools::CollapseFullPath(fileName.c_str());
+      = cmSystemTools::CollapseFullPath(fileName);
     cmCTestLog(this->CTest, HANDLER_VERBOSE_OUTPUT,
       "   Check coverage for file: " << actualSourceFile
       << std::endl);
@@ -1802,7 +1802,7 @@ int cmCTestCoverageHandler::HandleTracePyCoverage(
       }
     ++ file_count;
     }
-  cmSystemTools::ChangeDirectory(currentDirectory.c_str());
+  cmSystemTools::ChangeDirectory(currentDirectory);
   return file_count;
 }
 
@@ -2132,7 +2132,7 @@ int cmCTestCoverageHandler::RunBullseyeSourceSummary(
         file += "/";
         file += sourceFile;
         }
-      file = cmSystemTools::CollapseFullPath(file.c_str());
+      file = cmSystemTools::CollapseFullPath(file);
       bool shouldIDoCoverage
         = this->ShouldIDoCoverage(file.c_str(),
                                   cont->SourceDir.c_str(),
diff --git a/Source/CTest/cmCTestGIT.cxx b/Source/CTest/cmCTestGIT.cxx
index aaa01b2..98bc9d7 100644
--- a/Source/CTest/cmCTestGIT.cxx
+++ b/Source/CTest/cmCTestGIT.cxx
@@ -158,7 +158,7 @@ std::string cmCTestGIT::FindTopDir()
     {
     top_dir += "/";
     top_dir += cdup;
-    top_dir = cmSystemTools::CollapseFullPath(top_dir.c_str());
+    top_dir = cmSystemTools::CollapseFullPath(top_dir);
     }
   return top_dir;
 }
diff --git a/Source/CTest/cmCTestHandlerCommand.cxx b/Source/CTest/cmCTestHandlerCommand.cxx
index 0e29160..5b525dd 100644
--- a/Source/CTest/cmCTestHandlerCommand.cxx
+++ b/Source/CTest/cmCTestHandlerCommand.cxx
@@ -137,7 +137,7 @@ bool cmCTestHandlerCommand
     }
   std::string current_dir = cmSystemTools::GetCurrentWorkingDirectory();
   cmSystemTools::ChangeDirectory(
-    this->CTest->GetCTestConfiguration("BuildDirectory").c_str());
+    this->CTest->GetCTestConfiguration("BuildDirectory"));
   int res = handler->ProcessHandler();
   if ( this->Values[ct_RETURN_VALUE] && *this->Values[ct_RETURN_VALUE])
     {
@@ -146,7 +146,7 @@ bool cmCTestHandlerCommand
     this->Makefile->AddDefinition(
       this->Values[ct_RETURN_VALUE], str.str().c_str());
     }
-  cmSystemTools::ChangeDirectory(current_dir.c_str());
+  cmSystemTools::ChangeDirectory(current_dir);
   return true;
 }
 
diff --git a/Source/CTest/cmCTestLaunch.cxx b/Source/CTest/cmCTestLaunch.cxx
index 10a5199..b65d23b 100644
--- a/Source/CTest/cmCTestLaunch.cxx
+++ b/Source/CTest/cmCTestLaunch.cxx
@@ -48,8 +48,8 @@ cmCTestLaunch::~cmCTestLaunch()
   cmsysProcess_Delete(this->Process);
   if(!this->Passthru)
     {
-    cmSystemTools::RemoveFile(this->LogOut.c_str());
-    cmSystemTools::RemoveFile(this->LogErr.c_str());
+    cmSystemTools::RemoveFile(this->LogOut);
+    cmSystemTools::RemoveFile(this->LogErr);
     }
 }
 
@@ -434,8 +434,8 @@ void cmCTestLaunch::WriteXMLAction(std::ostream& fxml)
     // If file is in source tree use its relative location.
     if(cmSystemTools::FileIsFullPath(this->SourceDir.c_str()) &&
        cmSystemTools::FileIsFullPath(source.c_str()) &&
-       cmSystemTools::IsSubDirectory(source.c_str(),
-                                     this->SourceDir.c_str()))
+       cmSystemTools::IsSubDirectory(source,
+                                     this->SourceDir))
       {
       source = cmSystemTools::RelativePath(this->SourceDir.c_str(),
                                            source.c_str());
diff --git a/Source/CTest/cmCTestMemCheckHandler.cxx b/Source/CTest/cmCTestMemCheckHandler.cxx
index 4835010..089e84b 100644
--- a/Source/CTest/cmCTestMemCheckHandler.cxx
+++ b/Source/CTest/cmCTestMemCheckHandler.cxx
@@ -1221,10 +1221,10 @@ cmCTestMemCheckHandler::PostProcessBoundsCheckerTest(cmCTestTestResult& res,
     }
   }
   cmSystemTools::Delay(1000);
-  cmSystemTools::RemoveFile(this->BoundsCheckerDPBDFile.c_str());
+  cmSystemTools::RemoveFile(this->BoundsCheckerDPBDFile);
   cmCTestLog(this->CTest, HANDLER_VERBOSE_OUTPUT, "Remove: "
     << this->BoundsCheckerDPBDFile << std::endl);
-  cmSystemTools::RemoveFile(this->BoundsCheckerXMLFile.c_str());
+  cmSystemTools::RemoveFile(this->BoundsCheckerXMLFile);
   cmCTestLog(this->CTest, HANDLER_VERBOSE_OUTPUT, "Remove: "
     << this->BoundsCheckerXMLFile << std::endl);
 }
@@ -1255,7 +1255,7 @@ cmCTestMemCheckHandler::AppendMemTesterOutput(cmCTestTestResult& res,
   }
   if(this->LogWithPID)
     {
-    cmSystemTools::RemoveFile(ofile.c_str());
+    cmSystemTools::RemoveFile(ofile);
     cmCTestLog(this->CTest, HANDLER_VERBOSE_OUTPUT, "Remove: "<< ofile <<"\n");
     }
 }
diff --git a/Source/CTest/cmCTestMultiProcessHandler.cxx b/Source/CTest/cmCTestMultiProcessHandler.cxx
index 7ba434c..4c89caa 100644
--- a/Source/CTest/cmCTestMultiProcessHandler.cxx
+++ b/Source/CTest/cmCTestMultiProcessHandler.cxx
@@ -123,7 +123,7 @@ void cmCTestMultiProcessHandler::StartTestProcess(int test)
   testRun->SetTestProperties(this->Properties[test]);
 
   std::string current_dir = cmSystemTools::GetCurrentWorkingDirectory();
-  cmSystemTools::ChangeDirectory(this->Properties[test]->Directory.c_str());
+  cmSystemTools::ChangeDirectory(this->Properties[test]->Directory);
 
   // Lock the resources we'll be using
   this->LockResources(test);
@@ -156,7 +156,7 @@ void cmCTestMultiProcessHandler::StartTestProcess(int test)
     this->Failed->push_back(this->Properties[test]->Name);
     delete testRun;
     }
-  cmSystemTools::ChangeDirectory(current_dir.c_str());
+  cmSystemTools::ChangeDirectory(current_dir);
 }
 
 //---------------------------------------------------------
@@ -334,7 +334,7 @@ void cmCTestMultiProcessHandler::UpdateCostData()
       {
       if(line == "---") break;
       std::vector<cmsys::String> parts =
-        cmSystemTools::SplitString(line.c_str(), ' ');
+        cmSystemTools::SplitString(line, ' ');
       //Format: <name> <previous_runs> <avg_cost>
       if(parts.size() < 3) break;
 
@@ -357,7 +357,7 @@ void cmCTestMultiProcessHandler::UpdateCostData()
         }
       }
     fin.close();
-    cmSystemTools::RemoveFile(fname.c_str());
+    cmSystemTools::RemoveFile(fname);
     }
 
   // Add all tests not previously listed in the file
@@ -393,7 +393,7 @@ void cmCTestMultiProcessHandler::ReadCostData()
       if(line == "---") break;
 
       std::vector<cmsys::String> parts =
-        cmSystemTools::SplitString(line.c_str(), ' ');
+        cmSystemTools::SplitString(line, ' ');
 
       // Probably an older version of the file, will be fixed next run
       if(parts.size() < 3)
@@ -621,7 +621,7 @@ void cmCTestMultiProcessHandler::MarkFinished()
 {
   std::string fname = this->CTest->GetBinaryDir()
     + "/Testing/Temporary/CTestCheckpoint.txt";
-  cmSystemTools::RemoveFile(fname.c_str());
+  cmSystemTools::RemoveFile(fname);
 }
 
 //---------------------------------------------------------
@@ -639,7 +639,7 @@ void cmCTestMultiProcessHandler::PrintTestList()
 
     //push working dir
     std::string current_dir = cmSystemTools::GetCurrentWorkingDirectory();
-    cmSystemTools::ChangeDirectory(p.Directory.c_str());
+    cmSystemTools::ChangeDirectory(p.Directory);
 
     cmCTestRunTest testRun(this->TestHandler);
     testRun.SetIndex(p.Index);
@@ -676,7 +676,7 @@ void cmCTestMultiProcessHandler::PrintTestList()
     cmCTestLog(this->CTest, HANDLER_OUTPUT, " ");
     cmCTestLog(this->CTest, HANDLER_OUTPUT, p.Name.c_str() << std::endl);
     //pop working dir
-    cmSystemTools::ChangeDirectory(current_dir.c_str());
+    cmSystemTools::ChangeDirectory(current_dir);
     }
 
   cmCTestLog(this->CTest, HANDLER_OUTPUT, std::endl << "Total Tests: "
@@ -735,7 +735,7 @@ void cmCTestMultiProcessHandler::CheckResume()
     }
   else if(cmSystemTools::FileExists(fname.c_str(), true))
     {
-    cmSystemTools::RemoveFile(fname.c_str());
+    cmSystemTools::RemoveFile(fname);
     }
 }
 
diff --git a/Source/CTest/cmCTestRunTest.cxx b/Source/CTest/cmCTestRunTest.cxx
index bdd8c02..9e3c9fc 100644
--- a/Source/CTest/cmCTestRunTest.cxx
+++ b/Source/CTest/cmCTestRunTest.cxx
@@ -280,12 +280,12 @@ bool cmCTestRunTest::EndTest(size_t completed, size_t total, bool started)
 
   // Set the working directory to the tests directory
   std::string oldpath = cmSystemTools::GetCurrentWorkingDirectory();
-  cmSystemTools::ChangeDirectory(this->TestProperties->Directory.c_str());
+  cmSystemTools::ChangeDirectory(this->TestProperties->Directory);
 
   this->DartProcessing();
 
   // restore working directory
-  cmSystemTools::ChangeDirectory(oldpath.c_str());
+  cmSystemTools::ChangeDirectory(oldpath);
 
 
   // if this is doing MemCheck then all the output needs to be put into
diff --git a/Source/CTest/cmCTestScriptHandler.cxx b/Source/CTest/cmCTestScriptHandler.cxx
index f050148..749eb58 100644
--- a/Source/CTest/cmCTestScriptHandler.cxx
+++ b/Source/CTest/cmCTestScriptHandler.cxx
@@ -184,7 +184,7 @@ int cmCTestScriptHandler::ProcessHandler()
     {
     // for each script run it
     res += this->RunConfigurationScript
-      (cmSystemTools::CollapseFullPath(this->ConfigurationScripts[i].c_str()),
+      (cmSystemTools::CollapseFullPath(this->ConfigurationScripts[i]),
        this->ScriptProcessScope[i]);
     }
   if ( res )
@@ -482,8 +482,8 @@ int cmCTestScriptHandler::ExtractVariables()
     = this->Makefile->GetSafeDefinition("CTEST_BINARY_DIRECTORY");
 
   // add in translations for src and bin
-  cmSystemTools::AddKeepPath(this->SourceDir.c_str());
-  cmSystemTools::AddKeepPath(this->BinaryDir.c_str());
+  cmSystemTools::AddKeepPath(this->SourceDir);
+  cmSystemTools::AddKeepPath(this->BinaryDir);
 
   this->CTestCmd
     = this->Makefile->GetSafeDefinition("CTEST_COMMAND");
@@ -743,11 +743,11 @@ int cmCTestScriptHandler::BackupDirectories()
     // if for some reason those directories exist then first delete them
     if (cmSystemTools::FileExists(this->BackupSourceDir.c_str()))
       {
-      cmSystemTools::RemoveADirectory(this->BackupSourceDir.c_str());
+      cmSystemTools::RemoveADirectory(this->BackupSourceDir);
       }
     if (cmSystemTools::FileExists(this->BackupBinaryDir.c_str()))
       {
-      cmSystemTools::RemoveADirectory(this->BackupBinaryDir.c_str());
+      cmSystemTools::RemoveADirectory(this->BackupBinaryDir);
       }
 
     // first rename the src and binary directories
@@ -991,8 +991,8 @@ int cmCTestScriptHandler::RunConfigurationDashboard()
   // if all was succesful, delete the backup dirs to free up disk space
   if (this->Backup)
     {
-    cmSystemTools::RemoveADirectory(this->BackupSourceDir.c_str());
-    cmSystemTools::RemoveADirectory(this->BackupBinaryDir.c_str());
+    cmSystemTools::RemoveADirectory(this->BackupSourceDir);
+    cmSystemTools::RemoveADirectory(this->BackupBinaryDir);
     }
 
   return 0;
@@ -1033,11 +1033,11 @@ void cmCTestScriptHandler::RestoreBackupDirectories()
     // if for some reason those directories exist then first delete them
     if (cmSystemTools::FileExists(this->SourceDir.c_str()))
       {
-      cmSystemTools::RemoveADirectory(this->SourceDir.c_str());
+      cmSystemTools::RemoveADirectory(this->SourceDir);
       }
     if (cmSystemTools::FileExists(this->BinaryDir.c_str()))
       {
-      cmSystemTools::RemoveADirectory(this->BinaryDir.c_str());
+      cmSystemTools::RemoveADirectory(this->BinaryDir);
       }
     // rename the src and binary directories
     rename(this->BackupSourceDir.c_str(), this->SourceDir.c_str());
@@ -1100,7 +1100,7 @@ bool cmCTestScriptHandler::TryToRemoveBinaryDirectoryOnce(
   const std::string& directoryPath)
 {
   cmsys::Directory directory;
-  directory.Load(directoryPath.c_str());
+  directory.Load(directoryPath);
 
   for(unsigned long i = 0; i < directory.GetNumberOfFiles(); ++i)
     {
@@ -1113,26 +1113,26 @@ bool cmCTestScriptHandler::TryToRemoveBinaryDirectoryOnce(
 
     std::string fullPath = directoryPath + std::string("/") + path;
 
-    bool isDirectory = cmSystemTools::FileIsDirectory(fullPath.c_str()) &&
-      !cmSystemTools::FileIsSymlink(fullPath.c_str());
+    bool isDirectory = cmSystemTools::FileIsDirectory(fullPath) &&
+      !cmSystemTools::FileIsSymlink(fullPath);
 
     if(isDirectory)
       {
-      if(!cmSystemTools::RemoveADirectory(fullPath.c_str()))
+      if(!cmSystemTools::RemoveADirectory(fullPath))
         {
         return false;
         }
       }
     else
       {
-      if(!cmSystemTools::RemoveFile(fullPath.c_str()))
+      if(!cmSystemTools::RemoveFile(fullPath))
         {
         return false;
         }
       }
   }
 
-  return cmSystemTools::RemoveADirectory(directoryPath.c_str());
+  return cmSystemTools::RemoveADirectory(directoryPath);
 }
 
 //-------------------------------------------------------------------------
diff --git a/Source/CTest/cmCTestStartCommand.cxx b/Source/CTest/cmCTestStartCommand.cxx
index da46f4a..1a39a8a 100644
--- a/Source/CTest/cmCTestStartCommand.cxx
+++ b/Source/CTest/cmCTestStartCommand.cxx
@@ -124,7 +124,7 @@ bool cmCTestStartCommand
     {
     return false;
     }
-  if(!cmSystemTools::FileIsDirectory(sourceDir.c_str()))
+  if(!cmSystemTools::FileIsDirectory(sourceDir))
     {
     cmOStringStream e;
     e << "given source path\n"
diff --git a/Source/CTest/cmCTestSubmitHandler.cxx b/Source/CTest/cmCTestSubmitHandler.cxx
index 06fcb75..5f065c2 100644
--- a/Source/CTest/cmCTestSubmitHandler.cxx
+++ b/Source/CTest/cmCTestSubmitHandler.cxx
@@ -236,7 +236,7 @@ bool cmCTestSubmitHandler::SubmitUsingFTP(const std::string& localprefix,
         }
       unsigned long filelen = cmSystemTools::FileLength(local_file.c_str());
 
-      ftpfile = cmsys::SystemTools::Fopen(local_file.c_str(), "rb");
+      ftpfile = cmsys::SystemTools::Fopen(local_file, "rb");
       *this->LogFile << "\tUpload file: " << local_file << " to "
           << upload_as << std::endl;
       cmCTestLog(this->CTest, HANDLER_VERBOSE_OUTPUT, "   Upload file: "
@@ -477,7 +477,7 @@ bool cmCTestSubmitHandler::SubmitUsingHTTP(const std::string& localprefix,
         }
       unsigned long filelen = cmSystemTools::FileLength(local_file.c_str());
 
-      ftpfile = cmsys::SystemTools::Fopen(local_file.c_str(), "rb");
+      ftpfile = cmsys::SystemTools::Fopen(local_file, "rb");
       cmCTestLog(this->CTest, HANDLER_VERBOSE_OUTPUT, "   Upload file: "
         << local_file << " to "
         << upload_as << " Size: " << filelen << std::endl);
@@ -567,7 +567,7 @@ bool cmCTestSubmitHandler::SubmitUsingHTTP(const std::string& localprefix,
             << count << std::endl);
 
           ::fclose(ftpfile);
-          ftpfile = cmsys::SystemTools::Fopen(local_file.c_str(), "rb");
+          ftpfile = cmsys::SystemTools::Fopen(local_file, "rb");
           ::curl_easy_setopt(curl, CURLOPT_INFILE, ftpfile);
 
           chunk.clear();
@@ -931,13 +931,13 @@ bool cmCTestSubmitHandler::SubmitUsingCP(
     cmSystemTools::ConvertToUnixSlashes(lfname);
     lfname += "/" + *file;
     std::string rfname = destination + "/" + remoteprefix + *file;
-    cmSystemTools::CopyFileAlways(lfname.c_str(), rfname.c_str());
+    cmSystemTools::CopyFileAlways(lfname, rfname);
     cmCTestLog(this->CTest, HANDLER_VERBOSE_OUTPUT, "   Copy file: "
         << lfname << " to "
         << rfname << std::endl);
     }
   std::string tagDoneFile = destination + "/" + remoteprefix + "DONE";
-  cmSystemTools::Touch(tagDoneFile.c_str(), true);
+  cmSystemTools::Touch(tagDoneFile, true);
   if ( problems )
     {
     return false;
@@ -1418,20 +1418,20 @@ int cmCTestSubmitHandler::ProcessHandler()
     // change to the build directory so that we can uses a relative path
     // on windows since scp dosn't support "c:" a drive in the path
     oldWorkingDirectory = cmSystemTools::GetCurrentWorkingDirectory();
-    cmSystemTools::ChangeDirectory(buildDirectory.c_str());
+    cmSystemTools::ChangeDirectory(buildDirectory);
 
     if ( !this->SubmitUsingSCP(
         this->CTest->GetCTestConfiguration("ScpCommand"),
         "Testing/"+this->CTest->GetCurrentTag(), files, prefix, url) )
       {
-      cmSystemTools::ChangeDirectory(oldWorkingDirectory.c_str());
+      cmSystemTools::ChangeDirectory(oldWorkingDirectory);
       cmCTestLog(this->CTest, ERROR_MESSAGE,
         "   Problems when submitting via SCP"
         << std::endl);
       ofs << "   Problems when submitting via SCP" << std::endl;
       return -1;
       }
-    cmSystemTools::ChangeDirectory(oldWorkingDirectory.c_str());
+    cmSystemTools::ChangeDirectory(oldWorkingDirectory);
     cmCTestLog(this->CTest, HANDLER_OUTPUT, "   Submission successful"
       << std::endl);
     ofs << "   Submission successful" << std::endl;
@@ -1447,7 +1447,7 @@ int cmCTestSubmitHandler::ProcessHandler()
     // on windows since scp dosn't support "c:" a drive in the path
     std::string
       oldWorkingDirectory = cmSystemTools::GetCurrentWorkingDirectory();
-    cmSystemTools::ChangeDirectory(buildDirectory.c_str());
+    cmSystemTools::ChangeDirectory(buildDirectory);
     cmCTestLog(this->CTest, HANDLER_VERBOSE_OUTPUT, "   Change directory: "
                << buildDirectory << std::endl);
 
@@ -1457,14 +1457,14 @@ int cmCTestSubmitHandler::ProcessHandler()
            prefix,
            location) )
       {
-      cmSystemTools::ChangeDirectory(oldWorkingDirectory.c_str());
+      cmSystemTools::ChangeDirectory(oldWorkingDirectory);
       cmCTestLog(this->CTest, ERROR_MESSAGE,
         "   Problems when submitting via CP"
         << std::endl);
       ofs << "   Problems when submitting via cp" << std::endl;
       return -1;
       }
-    cmSystemTools::ChangeDirectory(oldWorkingDirectory.c_str());
+    cmSystemTools::ChangeDirectory(oldWorkingDirectory);
     cmCTestLog(this->CTest, HANDLER_OUTPUT, "   Submission successful"
       << std::endl);
     ofs << "   Submission successful" << std::endl;
diff --git a/Source/CTest/cmCTestTestHandler.cxx b/Source/CTest/cmCTestTestHandler.cxx
index f21d166..435fb32 100644
--- a/Source/CTest/cmCTestTestHandler.cxx
+++ b/Source/CTest/cmCTestTestHandler.cxx
@@ -93,12 +93,12 @@ bool cmCTestSubdirCommand
       fname += *it;
       }
 
-    if ( !cmSystemTools::FileIsDirectory(fname.c_str()) )
+    if ( !cmSystemTools::FileIsDirectory(fname) )
       {
       // No subdirectory? So what...
       continue;
       }
-    cmSystemTools::ChangeDirectory(fname.c_str());
+    cmSystemTools::ChangeDirectory(fname);
     const char* testFilename;
     if( cmSystemTools::FileExists("CTestTestfile.cmake") )
       {
@@ -120,7 +120,7 @@ bool cmCTestSubdirCommand
     bool readit =
       this->Makefile->ReadListFile(this->Makefile->GetCurrentListFile(),
                                    fname.c_str());
-    cmSystemTools::ChangeDirectory(cwd.c_str());
+    cmSystemTools::ChangeDirectory(cwd);
     if(!readit)
       {
       std::string m = "Could not find include file: ";
@@ -129,7 +129,7 @@ bool cmCTestSubdirCommand
       return false;
       }
     }
-  cmSystemTools::ChangeDirectory(cwd.c_str());
+  cmSystemTools::ChangeDirectory(cwd);
   return true;
 }
 
@@ -175,7 +175,7 @@ bool cmCTestAddSubdirectoryCommand
     }
 
   std::string cwd = cmSystemTools::GetCurrentWorkingDirectory();
-  cmSystemTools::ChangeDirectory(cwd.c_str());
+  cmSystemTools::ChangeDirectory(cwd);
   std::string fname = cwd;
   fname += "/";
   fname += args[1];
@@ -185,7 +185,7 @@ bool cmCTestAddSubdirectoryCommand
     // No subdirectory? So what...
     return true;
     }
-  cmSystemTools::ChangeDirectory(fname.c_str());
+  cmSystemTools::ChangeDirectory(fname);
   const char* testFilename;
   if( cmSystemTools::FileExists("CTestTestfile.cmake") )
     {
@@ -200,7 +200,7 @@ bool cmCTestAddSubdirectoryCommand
   else
     {
     // No CTestTestfile? Who cares...
-    cmSystemTools::ChangeDirectory(cwd.c_str());
+    cmSystemTools::ChangeDirectory(cwd);
     return true;
     }
   fname += "/";
@@ -208,7 +208,7 @@ bool cmCTestAddSubdirectoryCommand
   bool readit =
     this->Makefile->ReadListFile(this->Makefile->GetCurrentListFile(),
                                  fname.c_str());
-  cmSystemTools::ChangeDirectory(cwd.c_str());
+  cmSystemTools::ChangeDirectory(cwd);
   if(!readit)
     {
     std::string m = "Could not find include file: ";
@@ -1498,9 +1498,9 @@ std::string cmCTestTestHandler
     {
     // first check without exe extension
     if(cmSystemTools::FileExists(attempted[ai].c_str())
-       && !cmSystemTools::FileIsDirectory(attempted[ai].c_str()))
+       && !cmSystemTools::FileIsDirectory(attempted[ai]))
       {
-      fullPath = cmSystemTools::CollapseFullPath(attempted[ai].c_str());
+      fullPath = cmSystemTools::CollapseFullPath(attempted[ai]);
       resultingConfig = attemptedConfigs[ai];
       }
     // then try with the exe extension
@@ -1510,9 +1510,9 @@ std::string cmCTestTestHandler
       tempPath = attempted[ai];
       tempPath += cmSystemTools::GetExecutableExtension();
       if(cmSystemTools::FileExists(tempPath.c_str())
-         && !cmSystemTools::FileIsDirectory(tempPath.c_str()))
+         && !cmSystemTools::FileIsDirectory(tempPath))
         {
-        fullPath = cmSystemTools::CollapseFullPath(tempPath.c_str());
+        fullPath = cmSystemTools::CollapseFullPath(tempPath);
         resultingConfig = attemptedConfigs[ai];
         }
       else
@@ -1746,7 +1746,7 @@ void cmCTestTestHandler::ExpandTestsToRunInformationForRerunFailed()
   std::string dirName = this->CTest->GetBinaryDir() + "/Testing/Temporary";
 
   cmsys::Directory directory;
-  if (directory.Load(dirName.c_str()) == 0)
+  if (directory.Load(dirName) == 0)
     {
     cmCTestLog(this->CTest, ERROR_MESSAGE, "Unable to read the contents of "
       << dirName << std::endl);
@@ -1754,7 +1754,7 @@ void cmCTestTestHandler::ExpandTestsToRunInformationForRerunFailed()
     }
 
   int numFiles = static_cast<int>
-    (cmsys::Directory::GetNumberOfFilesInDirectory(dirName.c_str()));
+    (cmsys::Directory::GetNumberOfFilesInDirectory(dirName));
   std::string pattern = "LastTestsFailed";
   std::string logName = "";
 
@@ -1777,7 +1777,7 @@ void cmCTestTestHandler::ExpandTestsToRunInformationForRerunFailed()
       // if multiple matching logs were found we use the most recently
       // modified one.
       int res;
-      cmSystemTools::FileTimeCompare(logName.c_str(), fileName.c_str(), &res);
+      cmSystemTools::FileTimeCompare(logName, fileName, &res);
       if (res == -1)
         {
         logName = fileName;
diff --git a/Source/CTest/cmParseCacheCoverage.cxx b/Source/CTest/cmParseCacheCoverage.cxx
index d17f169..97454a8 100644
--- a/Source/CTest/cmParseCacheCoverage.cxx
+++ b/Source/CTest/cmParseCacheCoverage.cxx
@@ -31,7 +31,7 @@ bool cmParseCacheCoverage::LoadCoverageData(const char* d)
     {
     std::string file = dir.GetFile(i);
     if(file != "." && file != ".."
-       && !cmSystemTools::FileIsDirectory(file.c_str()))
+       && !cmSystemTools::FileIsDirectory(file))
       {
       std::string path = d;
       path += "/";
diff --git a/Source/CTest/cmParseGTMCoverage.cxx b/Source/CTest/cmParseGTMCoverage.cxx
index be10c2e..d77244a 100644
--- a/Source/CTest/cmParseGTMCoverage.cxx
+++ b/Source/CTest/cmParseGTMCoverage.cxx
@@ -30,7 +30,7 @@ bool cmParseGTMCoverage::LoadCoverageData(const char* d)
     {
     std::string file = dir.GetFile(i);
     if(file != "." && file != ".."
-       && !cmSystemTools::FileIsDirectory(file.c_str()))
+       && !cmSystemTools::FileIsDirectory(file))
       {
       std::string path = d;
       path += "/";
diff --git a/Source/CTest/cmParsePHPCoverage.cxx b/Source/CTest/cmParsePHPCoverage.cxx
index 3b7f968..c7f5a68 100644
--- a/Source/CTest/cmParsePHPCoverage.cxx
+++ b/Source/CTest/cmParsePHPCoverage.cxx
@@ -239,7 +239,7 @@ bool cmParsePHPCoverage::ReadPHPCoverageDirectory(const char* d)
     {
     std::string file = dir.GetFile(i);
     if(file != "." && file != ".."
-       && !cmSystemTools::FileIsDirectory(file.c_str()))
+       && !cmSystemTools::FileIsDirectory(file))
       {
       std::string path = d;
       path += "/";
diff --git a/Source/CursesDialog/cmCursesPathWidget.cxx b/Source/CursesDialog/cmCursesPathWidget.cxx
index cd93bc3..89e2238 100644
--- a/Source/CursesDialog/cmCursesPathWidget.cxx
+++ b/Source/CursesDialog/cmCursesPathWidget.cxx
@@ -69,7 +69,7 @@ void cmCursesPathWidget::OnTab(cmCursesMainForm* fm, WINDOW* w)
     cstr = cstr.substr(0, cstr.size()-1);
     }
 
-  if ( cmSystemTools::FileIsDirectory(cstr.c_str()) )
+  if ( cmSystemTools::FileIsDirectory(cstr) )
     {
     cstr += "/";
     }
diff --git a/Source/cmAddCustomCommandCommand.cxx b/Source/cmAddCustomCommandCommand.cxx
index 6a95550..2d19610 100644
--- a/Source/cmAddCustomCommandCommand.cxx
+++ b/Source/cmAddCustomCommandCommand.cxx
@@ -300,7 +300,7 @@ bool cmAddCustomCommandCommand
   if(!working.empty())
     {
     const char* build_dir = this->Makefile->GetCurrentOutputDirectory();
-    working = cmSystemTools::CollapseFullPath(working.c_str(), build_dir);
+    working = cmSystemTools::CollapseFullPath(working, build_dir);
     }
 
   // Choose which mode of the command to use.
diff --git a/Source/cmAddCustomTargetCommand.cxx b/Source/cmAddCustomTargetCommand.cxx
index 2fb0eb3..3235502 100644
--- a/Source/cmAddCustomTargetCommand.cxx
+++ b/Source/cmAddCustomTargetCommand.cxx
@@ -218,7 +218,7 @@ bool cmAddCustomTargetCommand
     {
     const char* build_dir = this->Makefile->GetCurrentOutputDirectory();
     working_directory =
-      cmSystemTools::CollapseFullPath(working_directory.c_str(), build_dir);
+      cmSystemTools::CollapseFullPath(working_directory, build_dir);
     }
 
   // Add the utility target to the makefile.
diff --git a/Source/cmAddSubDirectoryCommand.cxx b/Source/cmAddSubDirectoryCommand.cxx
index 4ea2524..477a3d9 100644
--- a/Source/cmAddSubDirectoryCommand.cxx
+++ b/Source/cmAddSubDirectoryCommand.cxx
@@ -61,7 +61,7 @@ bool cmAddSubDirectoryCommand::InitialPass
     srcPath += "/";
     srcPath += srcArg;
     }
-  if(!cmSystemTools::FileIsDirectory(srcPath.c_str()))
+  if(!cmSystemTools::FileIsDirectory(srcPath))
     {
     std::string error = "given source \"";
     error += srcArg;
@@ -69,7 +69,7 @@ bool cmAddSubDirectoryCommand::InitialPass
     this->SetError(error);
     return false;
     }
-  srcPath = cmSystemTools::CollapseFullPath(srcPath.c_str());
+  srcPath = cmSystemTools::CollapseFullPath(srcPath);
 
   // Compute the full path to the binary directory.
   std::string binPath;
@@ -78,7 +78,7 @@ bool cmAddSubDirectoryCommand::InitialPass
     // No binary directory was specified.  If the source directory is
     // not a subdirectory of the current directory then it is an
     // error.
-    if(!cmSystemTools::IsSubDirectory(srcPath.c_str(),
+    if(!cmSystemTools::IsSubDirectory(srcPath,
                                       this->Makefile->GetCurrentDirectory()))
       {
       cmOStringStream e;
@@ -118,7 +118,7 @@ bool cmAddSubDirectoryCommand::InitialPass
       binPath += binArg;
       }
     }
-  binPath = cmSystemTools::CollapseFullPath(binPath.c_str());
+  binPath = cmSystemTools::CollapseFullPath(binPath);
 
   // Add the subdirectory using the computed full paths.
   this->Makefile->AddSubDirectory(srcPath, binPath,
diff --git a/Source/cmCTest.cxx b/Source/cmCTest.cxx
index a7905a4..f88f72c 100644
--- a/Source/cmCTest.cxx
+++ b/Source/cmCTest.cxx
@@ -208,7 +208,7 @@ int cmCTest::HTTPRequest(std::string url, HTTPMethod method,
         return -1;
         }
       ::curl_easy_setopt(curl, CURLOPT_PUT, 1);
-      file = cmsys::SystemTools::Fopen(putFile.c_str(), "rb");
+      file = cmsys::SystemTools::Fopen(putFile, "rb");
       ::curl_easy_setopt(curl, CURLOPT_INFILE, file);
       //fall through to append GET fields
     case cmCTest::HTTP_GET:
@@ -524,7 +524,7 @@ int cmCTest::Initialize(const char* binary_dir, cmCTestStartCommand* command)
     std::string testingDir = this->BinaryDir + "/Testing";
     if ( cmSystemTools::FileExists(testingDir.c_str()) )
       {
-      if ( !cmSystemTools::FileIsDirectory(testingDir.c_str()) )
+      if ( !cmSystemTools::FileIsDirectory(testingDir) )
         {
         cmCTestLog(this, ERROR_MESSAGE, "File " << testingDir
           << " is in the place of the testing directory" << std::endl);
@@ -809,7 +809,7 @@ bool cmCTest::UpdateCTestConfiguration()
   if ( !this->GetCTestConfiguration("BuildDirectory").empty() )
     {
     this->BinaryDir = this->GetCTestConfiguration("BuildDirectory");
-    cmSystemTools::ChangeDirectory(this->BinaryDir.c_str());
+    cmSystemTools::ChangeDirectory(this->BinaryDir);
     }
   this->TimeOut = atoi(this->GetCTestConfiguration("TimeOut").c_str());
   if ( this->ProduceXML )
@@ -884,7 +884,7 @@ bool cmCTest::OpenOutputFile(const std::string& path,
     }
   if ( cmSystemTools::FileExists(testingDir.c_str()) )
     {
-    if ( !cmSystemTools::FileIsDirectory(testingDir.c_str()) )
+    if ( !cmSystemTools::FileIsDirectory(testingDir) )
       {
       cmCTestLog(this, ERROR_MESSAGE, "File " << testingDir
                 << " is in the place of the testing directory"
@@ -1061,17 +1061,17 @@ int cmCTest::ProcessTests()
   if ( !notest )
     {
     std::string notes_dir = this->BinaryDir + "/Testing/Notes";
-    if ( cmSystemTools::FileIsDirectory(notes_dir.c_str()) )
+    if ( cmSystemTools::FileIsDirectory(notes_dir) )
       {
       cmsys::Directory d;
-      d.Load(notes_dir.c_str());
+      d.Load(notes_dir);
       unsigned long kk;
       for ( kk = 0; kk < d.GetNumberOfFiles(); kk ++ )
         {
         const char* file = d.GetFile(kk);
         std::string fullname = notes_dir + "/" + file;
         if ( cmSystemTools::FileExists(fullname.c_str()) &&
-          !cmSystemTools::FileIsDirectory(fullname.c_str()) )
+          !cmSystemTools::FileIsDirectory(fullname) )
           {
           if ( this->NotesFiles.size() > 0 )
             {
@@ -1294,7 +1294,7 @@ int cmCTest::RunTest(std::vector<const char*> argv,
   cmCTestLog(this, HANDLER_VERBOSE_OUTPUT,
              "Test timeout computed to be: " << timeout << "\n");
   if(cmSystemTools::SameFile(
-       argv[0], cmSystemTools::GetCTestCommand().c_str()) &&
+       argv[0], cmSystemTools::GetCTestCommand()) &&
      !this->ForceNewCTestProcess)
     {
     cmCTest inst;
@@ -1342,7 +1342,7 @@ int cmCTest::RunTest(std::vector<const char*> argv,
       {
       *log << *output;
       }
-    cmSystemTools::ChangeDirectory(oldpath.c_str());
+    cmSystemTools::ChangeDirectory(oldpath);
 
     cmCTestLog(this, HANDLER_VERBOSE_OUTPUT,
       "Internal cmCTest object used to run test." << std::endl
@@ -1681,7 +1681,7 @@ std::string cmCTest::Base64GzipEncodeFile(std::string file)
     return "";
     }
   std::string base64 = this->Base64EncodeFile(tarFile);
-  cmSystemTools::RemoveFile(tarFile.c_str());
+  cmSystemTools::RemoveFile(tarFile);
   return base64;
 }
 
@@ -2628,10 +2628,10 @@ std::string cmCTest::GetShortPathToFile(const char* cfname)
 {
   const std::string& sourceDir
     = cmSystemTools::CollapseFullPath(
-        this->GetCTestConfiguration("SourceDirectory").c_str());
+        this->GetCTestConfiguration("SourceDirectory"));
   const std::string& buildDir
     = cmSystemTools::CollapseFullPath(
-        this->GetCTestConfiguration("BuildDirectory").c_str());
+        this->GetCTestConfiguration("BuildDirectory"));
   std::string fname = cmSystemTools::CollapseFullPath(cfname);
 
   // Find relative paths to both directories
diff --git a/Source/cmCacheManager.cxx b/Source/cmCacheManager.cxx
index d6b84a0..9fc1a5a 100644
--- a/Source/cmCacheManager.cxx
+++ b/Source/cmCacheManager.cxx
@@ -189,7 +189,7 @@ void cmCacheManager::CleanCMakeFiles(const std::string& path)
   for(std::vector<std::string>::iterator i = files.begin();
       i != files.end(); ++i)
     {
-    cmSystemTools::RemoveFile(i->c_str());
+    cmSystemTools::RemoveFile(*i);
     }
 }
 
@@ -336,7 +336,7 @@ bool cmCacheManager::LoadCache(const std::string& path,
     cmSystemTools::ConvertToUnixSlashes(currentcwd);
     currentcwd += "/CMakeCache.txt";
     oldcwd += "/CMakeCache.txt";
-    if(!cmSystemTools::SameFile(oldcwd.c_str(), currentcwd.c_str()))
+    if(!cmSystemTools::SameFile(oldcwd, currentcwd))
       {
       std::string message =
         std::string("The current CMakeCache.txt directory ") +
@@ -586,13 +586,13 @@ bool cmCacheManager::DeleteCache(const std::string& path)
   cacheFile += "/CMakeCache.txt";
   if(cmSystemTools::FileExists(cacheFile.c_str()))
     {
-    cmSystemTools::RemoveFile(cacheFile.c_str());
+    cmSystemTools::RemoveFile(cacheFile);
     // now remove the files in the CMakeFiles directory
     // this cleans up language cache files
     cmakeFiles += cmake::GetCMakeFilesDirectory();
-    if(cmSystemTools::FileIsDirectory(cmakeFiles.c_str()))
+    if(cmSystemTools::FileIsDirectory(cmakeFiles))
       {
-      cmSystemTools::RemoveADirectory(cmakeFiles.c_str());
+      cmSystemTools::RemoveADirectory(cmakeFiles);
       }
     }
   return true;
diff --git a/Source/cmComputeLinkInformation.cxx b/Source/cmComputeLinkInformation.cxx
index e1852a3..f4fa5c6 100644
--- a/Source/cmComputeLinkInformation.cxx
+++ b/Source/cmComputeLinkInformation.cxx
@@ -675,7 +675,7 @@ void cmComputeLinkInformation::AddItem(std::string const& item,
     // This is not a CMake target.  Use the name given.
     if(cmSystemTools::FileIsFullPath(item.c_str()))
       {
-      if(cmSystemTools::FileIsDirectory(item.c_str()))
+      if(cmSystemTools::FileIsDirectory(item))
         {
         // This is a directory.
         this->AddDirectoryItem(item);
@@ -1937,10 +1937,10 @@ void cmComputeLinkInformation::GetRPath(std::vector<std::string>& runtimeDirs,
         // Do not add any path inside the source or build tree.
         const char* topSourceDir = this->Makefile->GetHomeDirectory();
         const char* topBinaryDir = this->Makefile->GetHomeOutputDirectory();
-        if(!cmSystemTools::ComparePath(ri->c_str(), topSourceDir) &&
-           !cmSystemTools::ComparePath(ri->c_str(), topBinaryDir) &&
-           !cmSystemTools::IsSubDirectory(ri->c_str(), topSourceDir) &&
-           !cmSystemTools::IsSubDirectory(ri->c_str(), topBinaryDir))
+        if(!cmSystemTools::ComparePath(*ri, topSourceDir) &&
+           !cmSystemTools::ComparePath(*ri, topBinaryDir) &&
+           !cmSystemTools::IsSubDirectory(*ri, topSourceDir) &&
+           !cmSystemTools::IsSubDirectory(*ri, topBinaryDir))
           {
           std::string d = *ri;
           if (!rootPath.empty() && d.find(rootPath) == 0)
diff --git a/Source/cmConfigureFileCommand.cxx b/Source/cmConfigureFileCommand.cxx
index 395e6c8..af4805e 100644
--- a/Source/cmConfigureFileCommand.cxx
+++ b/Source/cmConfigureFileCommand.cxx
@@ -32,7 +32,7 @@ bool cmConfigureFileCommand
   this->InputFile += inFile;
 
   // If the input location is a directory, error out.
-  if(cmSystemTools::FileIsDirectory(this->InputFile.c_str()))
+  if(cmSystemTools::FileIsDirectory(this->InputFile))
     {
     cmOStringStream e;
     e << "input location\n"
@@ -51,7 +51,7 @@ bool cmConfigureFileCommand
   this->OutputFile += outFile;
 
   // If the output location is already a directory put the file in it.
-  if(cmSystemTools::FileIsDirectory(this->OutputFile.c_str()))
+  if(cmSystemTools::FileIsDirectory(this->OutputFile))
     {
     this->OutputFile += "/";
     this->OutputFile += cmSystemTools::GetFilenameName(inFile);
diff --git a/Source/cmCoreTryCompile.cxx b/Source/cmCoreTryCompile.cxx
index bc5708d..512f5cf 100644
--- a/Source/cmCoreTryCompile.cxx
+++ b/Source/cmCoreTryCompile.cxx
@@ -233,7 +233,7 @@ int cmCoreTryCompile::TryCompileCode(std::vector<std::string> const& argv)
     {
     // remove any CMakeCache.txt files so we will have a clean test
     std::string ccFile = this->BinaryDirectory + "/CMakeCache.txt";
-    cmSystemTools::RemoveFile(ccFile.c_str());
+    cmSystemTools::RemoveFile(ccFile);
 
     // Choose sources.
     if(!useSources)
@@ -279,7 +279,7 @@ int cmCoreTryCompile::TryCompileCode(std::vector<std::string> const& argv)
     sourceDirectory = this->BinaryDirectory.c_str();
 
     // now create a CMakeLists.txt file in that directory
-    FILE *fout = cmsys::SystemTools::Fopen(outFileName.c_str(),"w");
+    FILE *fout = cmsys::SystemTools::Fopen(outFileName,"w");
     if (!fout)
       {
       cmOStringStream e;
@@ -514,8 +514,8 @@ int cmCoreTryCompile::TryCompileCode(std::vector<std::string> const& argv)
     if ((res==0) && (copyFile.size()))
       {
       if(this->OutputFile.empty() ||
-         !cmSystemTools::CopyFileAlways(this->OutputFile.c_str(),
-                                        copyFile.c_str()))
+         !cmSystemTools::CopyFileAlways(this->OutputFile,
+                                        copyFile))
         {
         cmOStringStream emsg;
         emsg << "Cannot copy output executable\n"
@@ -580,10 +580,10 @@ void cmCoreTryCompile::CleanupFiles(const char* binDir)
         std::string fullPath = binDir;
         fullPath += "/";
         fullPath += dir.GetFile(static_cast<unsigned long>(fileNum));
-        if(cmSystemTools::FileIsDirectory(fullPath.c_str()))
+        if(cmSystemTools::FileIsDirectory(fullPath))
           {
           this->CleanupFiles(fullPath.c_str());
-          cmSystemTools::RemoveADirectory(fullPath.c_str());
+          cmSystemTools::RemoveADirectory(fullPath);
           }
         else
           {
@@ -599,7 +599,7 @@ void cmCoreTryCompile::CleanupFiles(const char* binDir)
             }
           if(retry.Count == 0)
 #else
-          if(!cmSystemTools::RemoveFile(fullPath.c_str()))
+          if(!cmSystemTools::RemoveFile(fullPath))
 #endif
             {
             std::string m = "Remove failed on file: " + fullPath;
@@ -649,7 +649,7 @@ void cmCoreTryCompile::FindOutputFile(const std::string& targetName)
     command += tmpOutputFile;
     if(cmSystemTools::FileExists(command.c_str()))
       {
-      tmpOutputFile = cmSystemTools::CollapseFullPath(command.c_str());
+      tmpOutputFile = cmSystemTools::CollapseFullPath(command);
       this->OutputFile = tmpOutputFile;
       return;
       }
diff --git a/Source/cmDepends.cxx b/Source/cmDepends.cxx
index 134f45b..947db82 100644
--- a/Source/cmDepends.cxx
+++ b/Source/cmDepends.cxx
@@ -94,7 +94,7 @@ bool cmDepends::Check(const char *makeFile, const char *internalFile,
     // Get the CWD but do not call CollapseFullPath because
     // we only need it to cd back, and the form does not matter
     oldcwd = cmSystemTools::GetCurrentWorkingDirectory(false);
-    cmSystemTools::ChangeDirectory(this->CompileDirectory.c_str());
+    cmSystemTools::ChangeDirectory(this->CompileDirectory);
     }
 
   // Check whether dependencies must be regenerated.
@@ -111,7 +111,7 @@ bool cmDepends::Check(const char *makeFile, const char *internalFile,
   // Restore working directory.
   if(oldcwd != ".")
     {
-    cmSystemTools::ChangeDirectory(oldcwd.c_str());
+    cmSystemTools::ChangeDirectory(oldcwd);
     }
 
   return okay;
diff --git a/Source/cmDependsFortran.cxx b/Source/cmDependsFortran.cxx
index 8fc8347..4082d24 100644
--- a/Source/cmDependsFortran.cxx
+++ b/Source/cmDependsFortran.cxx
@@ -668,7 +668,7 @@ bool cmDependsFortran::CopyModule(const std::vector<std::string>& args)
     if(cmDependsFortran::ModulesDiffer(mod_upper.c_str(), stamp.c_str(),
                                        compilerId.c_str()))
       {
-      if(!cmSystemTools::CopyFileAlways(mod_upper.c_str(), stamp.c_str()))
+      if(!cmSystemTools::CopyFileAlways(mod_upper, stamp))
         {
         std::cerr << "Error copying Fortran module from \""
                   << mod_upper << "\" to \"" << stamp
@@ -683,7 +683,7 @@ bool cmDependsFortran::CopyModule(const std::vector<std::string>& args)
     if(cmDependsFortran::ModulesDiffer(mod_lower.c_str(), stamp.c_str(),
                                        compilerId.c_str()))
       {
-      if(!cmSystemTools::CopyFileAlways(mod_lower.c_str(), stamp.c_str()))
+      if(!cmSystemTools::CopyFileAlways(mod_lower, stamp))
         {
         std::cerr << "Error copying Fortran module from \""
                   << mod_lower << "\" to \"" << stamp
diff --git a/Source/cmExtraCodeBlocksGenerator.cxx b/Source/cmExtraCodeBlocksGenerator.cxx
index 56a6edb..79d7bcaff 100644
--- a/Source/cmExtraCodeBlocksGenerator.cxx
+++ b/Source/cmExtraCodeBlocksGenerator.cxx
@@ -276,7 +276,7 @@ void cmExtraCodeBlocksGenerator
                          it->second[0]->GetMakefile()->GetHomeDirectory(),
                          jt->c_str());
       std::vector<std::string> splitted;
-      cmSystemTools::SplitPath(relative.c_str(), splitted, false);
+      cmSystemTools::SplitPath(relative, splitted, false);
       // Split filename from path
       std::string fileName = *(splitted.end()-1);
       splitted.erase(splitted.end() - 1, splitted.end());
diff --git a/Source/cmExtraEclipseCDT4Generator.cxx b/Source/cmExtraEclipseCDT4Generator.cxx
index 1beb3fd..2f69882 100644
--- a/Source/cmExtraEclipseCDT4Generator.cxx
+++ b/Source/cmExtraEclipseCDT4Generator.cxx
@@ -124,8 +124,8 @@ void cmExtraEclipseCDT4Generator::Generate()
               "Enable CMAKE_ECLIPSE_GENERATE_SOURCE_PROJECT instead.");
     }
 
-  if (cmSystemTools::IsSubDirectory(this->HomeOutputDirectory.c_str(),
-                                    this->HomeDirectory.c_str()))
+  if (cmSystemTools::IsSubDirectory(this->HomeOutputDirectory,
+                                    this->HomeDirectory))
     {
     mf->IssueMessage(cmake::WARNING, "The build directory is a subdirectory "
                      "of the source directory.\n"
@@ -495,8 +495,8 @@ void cmExtraEclipseCDT4Generator::CreateProjectFile()
     std::string linkSourceDirectory = this->GetEclipsePath(
                                                       mf->GetStartDirectory());
     // .project dir can't be subdir of a linked resource dir
-    if (!cmSystemTools::IsSubDirectory(this->HomeOutputDirectory.c_str(),
-                                         linkSourceDirectory.c_str()))
+    if (!cmSystemTools::IsSubDirectory(this->HomeOutputDirectory,
+                                         linkSourceDirectory))
       {
       this->AppendLinkedResource(fout, sourceLinkedResourceName,
                                  this->GetEclipsePath(linkSourceDirectory),
@@ -590,7 +590,7 @@ void cmExtraEclipseCDT4Generator::CreateLinksForTargets(
                 ++fileIt)
               {
               std::string fullPath = (*fileIt)->GetFullPath();
-              if (!cmSystemTools::FileIsDirectory(fullPath.c_str()))
+              if (!cmSystemTools::FileIsDirectory(fullPath))
                 {
                 std::string linkName4 = linkName3;
                 linkName4 += "/";
@@ -635,8 +635,8 @@ void cmExtraEclipseCDT4Generator::CreateLinksToSubprojects(
     // a linked resource must not point to a parent directory of .project or
     // .project itself
     if ((baseDir != linkSourceDirectory) &&
-        !cmSystemTools::IsSubDirectory(baseDir.c_str(),
-                                       linkSourceDirectory.c_str()))
+        !cmSystemTools::IsSubDirectory(baseDir,
+                                       linkSourceDirectory))
       {
       std::string linkName = "[Subprojects]/";
       linkName += it->first;
@@ -663,7 +663,7 @@ void cmExtraEclipseCDT4Generator::AppendIncludeDirectories(
     {
     if (!inc->empty())
       {
-      std::string dir = cmSystemTools::CollapseFullPath(inc->c_str());
+      std::string dir = cmSystemTools::CollapseFullPath(*inc);
 
       // handle framework include dirs on OSX, the remainder after the
       // Frameworks/ part has to be stripped
@@ -819,7 +819,7 @@ void cmExtraEclipseCDT4Generator::CreateCProjectFile() const
     // exlude source directory from output search path
     // - only if not named the same as an output directory
     if (!cmSystemTools::FileIsDirectory(
-           std::string(this->HomeOutputDirectory + "/" + *it).c_str()))
+           std::string(this->HomeOutputDirectory + "/" + *it)))
       {
       excludeFromOut += this->EscapeForXML(*it) + "/|";
       }
diff --git a/Source/cmFileCommand.cxx b/Source/cmFileCommand.cxx
index 1325cec..93734d4 100644
--- a/Source/cmFileCommand.cxx
+++ b/Source/cmFileCommand.cxx
@@ -1504,7 +1504,7 @@ bool cmFileCopier::Run(std::vector<std::string> const& args)
     {
     // Split the input file into its directory and name components.
     std::vector<std::string> fromPathComponents;
-    cmSystemTools::SplitPath(files[i].c_str(), fromPathComponents);
+    cmSystemTools::SplitPath(files[i], fromPathComponents);
     std::string fromName = *(fromPathComponents.end()-1);
     std::string fromDir = cmSystemTools::JoinPath(fromPathComponents.begin(),
                                                   fromPathComponents.end()-1);
@@ -2203,7 +2203,7 @@ bool cmFileInstaller::HandleInstallDestination()
         return false;
         }
       }
-    if ( !cmSystemTools::FileIsDirectory(destination.c_str()) )
+    if ( !cmSystemTools::FileIsDirectory(destination) )
       {
       std::string errstring = "INSTALL destination: " + destination +
         " is not a directory.";
@@ -2553,14 +2553,14 @@ bool cmFileCommand::HandleRemove(std::vector<std::string> const& args,
       fileName += "/" + *i;
       }
 
-    if(cmSystemTools::FileIsDirectory(fileName.c_str()) &&
-       !cmSystemTools::FileIsSymlink(fileName.c_str()) && recurse)
+    if(cmSystemTools::FileIsDirectory(fileName) &&
+       !cmSystemTools::FileIsSymlink(fileName) && recurse)
       {
-      cmSystemTools::RemoveADirectory(fileName.c_str());
+      cmSystemTools::RemoveADirectory(fileName);
       }
     else
       {
-      cmSystemTools::RemoveFile(fileName.c_str());
+      cmSystemTools::RemoveFile(fileName);
       }
     }
   return true;
@@ -2584,7 +2584,7 @@ bool cmFileCommand::HandleCMakePathCommand(std::vector<std::string>
 #else
   char pathSep = ':';
 #endif
-  std::vector<cmsys::String> path = cmSystemTools::SplitString(i->c_str(),
+  std::vector<cmsys::String> path = cmSystemTools::SplitString(*i,
                                                              pathSep);
   i++;
   const char* var =  i->c_str();
@@ -3241,7 +3241,7 @@ cmFileCommand::HandleUploadCommand(std::vector<std::string> const& args)
 
   // Open file for reading:
   //
-  FILE *fin = cmsys::SystemTools::Fopen(filename.c_str(), "rb");
+  FILE *fin = cmsys::SystemTools::Fopen(filename, "rb");
   if(!fin)
     {
     std::string errStr = "UPLOAD cannot open file '";
diff --git a/Source/cmFindCommon.cxx b/Source/cmFindCommon.cxx
index 10241f2..6376d42 100644
--- a/Source/cmFindCommon.cxx
+++ b/Source/cmFindCommon.cxx
@@ -182,9 +182,9 @@ void cmFindCommon::RerootPaths(std::vector<std::string>& paths)
       // already inside.  Skip the unrooted path if it is relative to
       // a user home directory or is empty.
       std::string rootedDir;
-      if(cmSystemTools::IsSubDirectory(ui->c_str(), ri->c_str())
+      if(cmSystemTools::IsSubDirectory(*ui, *ri)
           || (stagePrefix
-            && cmSystemTools::IsSubDirectory(ui->c_str(), stagePrefix)))
+            && cmSystemTools::IsSubDirectory(*ui, stagePrefix)))
         {
         rootedDir = *ui;
         }
@@ -195,7 +195,7 @@ void cmFindCommon::RerootPaths(std::vector<std::string>& paths)
         rootedDir += "/";
 
         // Append the original path with its old root removed.
-        rootedDir += cmSystemTools::SplitPathRootComponent(ui->c_str());
+        rootedDir += cmSystemTools::SplitPathRootComponent(*ui);
         }
 
       // Store the new path.
@@ -428,7 +428,7 @@ void cmFindCommon::AddPathInternal(std::string const& in_path,
 
   // Convert to clean full path.
   std::string fullPath =
-    cmSystemTools::CollapseFullPath(in_path.c_str(), relbase);
+    cmSystemTools::CollapseFullPath(in_path, relbase);
 
   // Insert the path if has not already been emitted.
   if(this->SearchPathsEmitted.insert(fullPath).second)
diff --git a/Source/cmFindLibraryCommand.cxx b/Source/cmFindLibraryCommand.cxx
index fe5e45f..16deaab 100644
--- a/Source/cmFindLibraryCommand.cxx
+++ b/Source/cmFindLibraryCommand.cxx
@@ -107,7 +107,7 @@ void cmFindLibraryCommand::AddArchitecturePath(
 
     // Follow "lib<suffix>".
     std::string next_dir = cur_dir + suffix;
-    if(cmSystemTools::FileIsDirectory(next_dir.c_str()))
+    if(cmSystemTools::FileIsDirectory(next_dir))
       {
       next_dir += dir.substr(pos+3);
       std::string::size_type next_pos = pos+3+strlen(suffix)+1;
@@ -115,7 +115,7 @@ void cmFindLibraryCommand::AddArchitecturePath(
       }
 
     // Follow "lib".
-    if(cmSystemTools::FileIsDirectory(cur_dir.c_str()))
+    if(cmSystemTools::FileIsDirectory(cur_dir))
       {
       this->AddArchitecturePath(dir, pos+3+1, suffix, false);
       }
@@ -124,13 +124,13 @@ void cmFindLibraryCommand::AddArchitecturePath(
     {
     // Check for <dir><suffix>/.
     std::string cur_dir  = dir + suffix + "/";
-    if(cmSystemTools::FileIsDirectory(cur_dir.c_str()))
+    if(cmSystemTools::FileIsDirectory(cur_dir))
       {
       this->SearchPaths.push_back(cur_dir);
       }
 
     // Now add the original unchanged path
-    if(cmSystemTools::FileIsDirectory(dir.c_str()))
+    if(cmSystemTools::FileIsDirectory(dir))
       {
       this->SearchPaths.push_back(dir);
       }
@@ -353,7 +353,7 @@ bool cmFindLibraryHelper::CheckDirectoryForName(std::string const& path,
     if(cmSystemTools::FileExists(this->TestPath.c_str(), true))
       {
       this->BestPath =
-        cmSystemTools::CollapseFullPath(this->TestPath.c_str());
+        cmSystemTools::CollapseFullPath(this->TestPath);
       cmSystemTools::ConvertToUnixSlashes(this->BestPath);
       return true;
       }
@@ -382,7 +382,7 @@ bool cmFindLibraryHelper::CheckDirectoryForName(std::string const& path,
       {
       this->TestPath = path;
       this->TestPath += origName;
-      if(!cmSystemTools::FileIsDirectory(this->TestPath.c_str()))
+      if(!cmSystemTools::FileIsDirectory(this->TestPath))
         {
         // This is a matching file.  Check if it is better than the
         // best name found so far.  Earlier prefixes are preferred,
@@ -506,9 +506,9 @@ std::string cmFindLibraryCommand::FindFrameworkLibraryNamesPerDir()
       fwPath = *di;
       fwPath += *ni;
       fwPath += ".framework";
-      if(cmSystemTools::FileIsDirectory(fwPath.c_str()))
+      if(cmSystemTools::FileIsDirectory(fwPath))
         {
-        return cmSystemTools::CollapseFullPath(fwPath.c_str());
+        return cmSystemTools::CollapseFullPath(fwPath);
         }
       }
     }
@@ -532,9 +532,9 @@ std::string cmFindLibraryCommand::FindFrameworkLibraryDirsPerName()
       fwPath = *di;
       fwPath += *ni;
       fwPath += ".framework";
-      if(cmSystemTools::FileIsDirectory(fwPath.c_str()))
+      if(cmSystemTools::FileIsDirectory(fwPath))
         {
-        return cmSystemTools::CollapseFullPath(fwPath.c_str());
+        return cmSystemTools::CollapseFullPath(fwPath);
         }
       }
     }
diff --git a/Source/cmFindPackageCommand.cxx b/Source/cmFindPackageCommand.cxx
index 55a61f5..4633e71 100644
--- a/Source/cmFindPackageCommand.cxx
+++ b/Source/cmFindPackageCommand.cxx
@@ -1335,7 +1335,7 @@ public:
 void cmFindPackageCommand::LoadPackageRegistryDir(std::string const& dir)
 {
   cmsys::Directory files;
-  if(!files.Load(dir.c_str()))
+  if(!files.Load(dir))
     {
     return;
     }
@@ -1347,7 +1347,7 @@ void cmFindPackageCommand::LoadPackageRegistryDir(std::string const& dir)
     fname += "/";
     fname += files.GetFile(i);
 
-    if(!cmSystemTools::FileIsDirectory(fname.c_str()))
+    if(!cmSystemTools::FileIsDirectory(fname))
       {
       // Hold this file hostage until it behaves.
       cmFindPackageCommandHoldFile holdFile(fname.c_str());
@@ -1379,7 +1379,7 @@ bool cmFindPackageCommand::CheckPackageRegistryEntry(std::istream& is)
     if(cmSystemTools::FileExists(fname.c_str()))
       {
       // The path exists.  Look for the package here.
-      if(!cmSystemTools::FileIsDirectory(fname.c_str()))
+      if(!cmSystemTools::FileIsDirectory(fname))
         {
         fname = cmSystemTools::GetFilenamePath(fname);
         }
@@ -1419,7 +1419,7 @@ void cmFindPackageCommand::AddPrefixesBuilds()
       cmSystemTools::ExpandRegistryValues(f);
       cmSystemTools::ConvertToUnixSlashes(f);
       if(cmSystemTools::FileIsFullPath(f.c_str()) &&
-         cmSystemTools::FileIsDirectory(f.c_str()))
+         cmSystemTools::FileIsDirectory(f))
         {
         this->AddPathInternal(f, FullPath);
         }
@@ -1847,7 +1847,7 @@ private:
     // Construct a list of matches.
     std::vector<std::string> matches;
     cmsys::Directory d;
-    d.Load(parent.c_str());
+    d.Load(parent);
     for(unsigned long i=0; i < d.GetNumberOfFiles(); ++i)
       {
       const char* fname = d.GetFile(i);
@@ -1901,7 +1901,7 @@ private:
     // Construct a list of matches.
     std::vector<std::string> matches;
     cmsys::Directory d;
-    d.Load(parent.c_str());
+    d.Load(parent);
     for(unsigned long i=0; i < d.GetNumberOfFiles(); ++i)
       {
       const char* fname = d.GetFile(i);
@@ -1955,7 +1955,7 @@ private:
     // Look for matching files.
     std::vector<std::string> matches;
     cmsys::Directory d;
-    d.Load(parent.c_str());
+    d.Load(parent);
     for(unsigned long i=0; i < d.GetNumberOfFiles(); ++i)
       {
       const char* fname = d.GetFile(i);
@@ -2007,7 +2007,7 @@ private:
     for(std::vector<std::string>::const_iterator fi = files.begin();
         fi != files.end(); ++fi)
       {
-      if(cmSystemTools::FileIsDirectory(fi->c_str()))
+      if(cmSystemTools::FileIsDirectory(*fi))
         {
         if(this->Consider(*fi, lister))
           {
@@ -2035,7 +2035,7 @@ bool cmFindPackageCommand::SearchPrefix(std::string const& prefix_in)
     }
 
   // Skip this if the prefix does not exist.
-  if(!cmSystemTools::FileIsDirectory(prefix_in.c_str()))
+  if(!cmSystemTools::FileIsDirectory(prefix_in))
     {
     return false;
     }
diff --git a/Source/cmFindPathCommand.cxx b/Source/cmFindPathCommand.cxx
index 5531cdf..f4cc4c2 100644
--- a/Source/cmFindPathCommand.cxx
+++ b/Source/cmFindPathCommand.cxx
@@ -136,7 +136,7 @@ cmFindPathCommand::FindHeaderInFramework(std::string const& file,
   std::vector<std::string> files = globIt.GetFiles();
   if(files.size())
     {
-    std::string fheader = cmSystemTools::CollapseFullPath(files[0].c_str());
+    std::string fheader = cmSystemTools::CollapseFullPath(files[0]);
     if(this->IncludeFileInPath)
       {
       return fheader;
diff --git a/Source/cmFindProgramCommand.cxx b/Source/cmFindProgramCommand.cxx
index f6e37f6..b6577e1 100644
--- a/Source/cmFindProgramCommand.cxx
+++ b/Source/cmFindProgramCommand.cxx
@@ -97,7 +97,7 @@ std::string cmFindProgramCommand
       std::string executable = GetBundleExecutable(appPath);
       if (!executable.empty())
         {
-        return cmSystemTools::CollapseFullPath(executable.c_str());
+        return cmSystemTools::CollapseFullPath(executable);
         }
       }
     }
diff --git a/Source/cmGeneratedFileStream.cxx b/Source/cmGeneratedFileStream.cxx
index 78ad4b2..600b793 100644
--- a/Source/cmGeneratedFileStream.cxx
+++ b/Source/cmGeneratedFileStream.cxx
@@ -152,7 +152,7 @@ void cmGeneratedFileStreamBase::Open(const char* name)
 #endif
 
   // Make sure the temporary file that will be used is not present.
-  cmSystemTools::RemoveFile(this->TempName.c_str());
+  cmSystemTools::RemoveFile(this->TempName);
 
   std::string dir = cmSystemTools::GetFilenamePath(this->TempName);
   cmSystemTools::MakeDirectory(dir.c_str());
@@ -174,7 +174,7 @@ bool cmGeneratedFileStreamBase::Close()
   if(!this->Name.empty() &&
     this->Okay &&
     (!this->CopyIfDifferent ||
-     cmSystemTools::FilesDiffer(this->TempName.c_str(), resname.c_str())))
+     cmSystemTools::FilesDiffer(this->TempName, resname)))
     {
     // The destination is to be replaced.  Rename the temporary to the
     // destination atomically.
@@ -185,7 +185,7 @@ bool cmGeneratedFileStreamBase::Close()
         {
         this->RenameFile(gzname.c_str(), resname.c_str());
         }
-      cmSystemTools::RemoveFile(gzname.c_str());
+      cmSystemTools::RemoveFile(gzname);
       }
     else
       {
@@ -198,7 +198,7 @@ bool cmGeneratedFileStreamBase::Close()
   // Else, the destination was not replaced.
   //
   // Always delete the temporary file. We never want it to stay around.
-  cmSystemTools::RemoveFile(this->TempName.c_str());
+  cmSystemTools::RemoveFile(this->TempName);
 
   return replaced;
 }
diff --git a/Source/cmGeneratorExpressionEvaluator.cxx b/Source/cmGeneratorExpressionEvaluator.cxx
index c1478df..0010dba 100644
--- a/Source/cmGeneratorExpressionEvaluator.cxx
+++ b/Source/cmGeneratorExpressionEvaluator.cxx
@@ -1253,7 +1253,7 @@ static const struct TargetObjectsNode : public cmGeneratorExpressionNode
 
     std::string tgtName = parameters.front();
     cmGeneratorTarget* gt =
-                context->Makefile->FindGeneratorTargetToUse(tgtName.c_str());
+                context->Makefile->FindGeneratorTargetToUse(tgtName);
     if (!gt)
       {
       cmOStringStream e;
diff --git a/Source/cmGeneratorTarget.cxx b/Source/cmGeneratorTarget.cxx
index 14b5a92..1d1225f 100644
--- a/Source/cmGeneratorTarget.cxx
+++ b/Source/cmGeneratorTarget.cxx
@@ -772,8 +772,8 @@ bool cmTargetTraceDependencies::IsUtility(std::string const& dep)
         std::string tLocation = t->GetLocationForBuild();
         tLocation = cmSystemTools::GetFilenamePath(tLocation);
         std::string depLocation = cmSystemTools::GetFilenamePath(dep);
-        depLocation = cmSystemTools::CollapseFullPath(depLocation.c_str());
-        tLocation = cmSystemTools::CollapseFullPath(tLocation.c_str());
+        depLocation = cmSystemTools::CollapseFullPath(depLocation);
+        tLocation = cmSystemTools::CollapseFullPath(tLocation);
         if(depLocation == tLocation)
           {
           this->Target->AddUtility(util);
diff --git a/Source/cmGetDirectoryPropertyCommand.cxx b/Source/cmGetDirectoryPropertyCommand.cxx
index fcc3da1..8fb2fa1 100644
--- a/Source/cmGetDirectoryPropertyCommand.cxx
+++ b/Source/cmGetDirectoryPropertyCommand.cxx
@@ -49,7 +49,7 @@ bool cmGetDirectoryPropertyCommand
       }
 
     // The local generators are associated with collapsed paths.
-    sd = cmSystemTools::CollapseFullPath(sd.c_str());
+    sd = cmSystemTools::CollapseFullPath(sd);
 
     // lookup the makefile from the directory name
     cmLocalGenerator *lg =
diff --git a/Source/cmGetFilenameComponentCommand.cxx b/Source/cmGetFilenameComponentCommand.cxx
index 10406d2..77850af 100644
--- a/Source/cmGetFilenameComponentCommand.cxx
+++ b/Source/cmGetFilenameComponentCommand.cxx
@@ -97,11 +97,11 @@ bool cmGetFilenameComponentCommand
     // If the path given is relative evaluate it relative to the
     // current source directory.
     result = cmSystemTools::CollapseFullPath(
-      filename.c_str(), this->Makefile->GetCurrentDirectory());
+      filename, this->Makefile->GetCurrentDirectory());
     if(args[2] == "REALPATH")
       {
       // Resolve symlinks if possible
-      result = cmSystemTools::GetRealPath(result.c_str());
+      result = cmSystemTools::GetRealPath(result);
       }
     }
   else
diff --git a/Source/cmGetPropertyCommand.cxx b/Source/cmGetPropertyCommand.cxx
index 9a88191..3c59c25 100644
--- a/Source/cmGetPropertyCommand.cxx
+++ b/Source/cmGetPropertyCommand.cxx
@@ -259,7 +259,7 @@ bool cmGetPropertyCommand::HandleDirectoryMode()
       }
 
     // The local generators are associated with collapsed paths.
-    dir = cmSystemTools::CollapseFullPath(dir.c_str());
+    dir = cmSystemTools::CollapseFullPath(dir);
 
     // Lookup the generator.
     if(cmLocalGenerator* lg =
diff --git a/Source/cmGlobalGenerator.cxx b/Source/cmGlobalGenerator.cxx
index ae0e807..a729c3d 100644
--- a/Source/cmGlobalGenerator.cxx
+++ b/Source/cmGlobalGenerator.cxx
@@ -300,7 +300,7 @@ void cmGlobalGenerator::FindMakeProgram(cmMakefile* mf)
     cmSystemTools::SplitProgramPath(makeProgram.c_str(),
                                     dir, file);
     std::string saveFile = file;
-    cmSystemTools::GetShortPath(makeProgram.c_str(), makeProgram);
+    cmSystemTools::GetShortPath(makeProgram, makeProgram);
     cmSystemTools::SplitProgramPath(makeProgram.c_str(),
                                     dir, file);
     makeProgram = dir;
@@ -691,7 +691,7 @@ cmGlobalGenerator::EnableLanguage(std::vector<std::string>const& languages,
         compilerLangFile += "/CMake";
         compilerLangFile += lang;
         compilerLangFile += "Compiler.cmake";
-        cmSystemTools::RemoveFile(compilerLangFile.c_str());
+        cmSystemTools::RemoveFile(compilerLangFile);
         if(!this->CMakeInstance->GetIsInTryCompile())
           {
           this->PrintCompilerAdvice(noCompiler, lang,
@@ -758,7 +758,7 @@ cmGlobalGenerator::EnableLanguage(std::vector<std::string>const& languages,
           compilerLangFile += "/CMake";
           compilerLangFile += lang;
           compilerLangFile += "Compiler.cmake";
-          cmSystemTools::RemoveFile(compilerLangFile.c_str());
+          cmSystemTools::RemoveFile(compilerLangFile);
           }
         } // end if in try compile
       } // end need test language
@@ -1735,7 +1735,7 @@ int cmGlobalGenerator::Build(
    * Run an executable command and put the stdout in output.
    */
   std::string cwd = cmSystemTools::GetCurrentWorkingDirectory();
-  cmSystemTools::ChangeDirectory(bindir.c_str());
+  cmSystemTools::ChangeDirectory(bindir);
   output += "Change Dir: ";
   output += bindir;
   output += "\n";
@@ -1765,7 +1765,7 @@ int cmGlobalGenerator::Build(
       output += "\nGenerator: execution of make clean failed.\n";
 
       // return to the original directory
-      cmSystemTools::ChangeDirectory(cwd.c_str());
+      cmSystemTools::ChangeDirectory(cwd);
       return 1;
       }
     output += *outputPtr;
@@ -1792,7 +1792,7 @@ int cmGlobalGenerator::Build(
         + makeCommandStr + "\n";
 
     // return to the original directory
-    cmSystemTools::ChangeDirectory(cwd.c_str());
+    cmSystemTools::ChangeDirectory(cwd);
     return 1;
     }
   output += *outputPtr;
@@ -1806,7 +1806,7 @@ int cmGlobalGenerator::Build(
     retVal = 1;
     }
 
-  cmSystemTools::ChangeDirectory(cwd.c_str());
+  cmSystemTools::ChangeDirectory(cwd);
   return retVal;
 }
 
@@ -2723,7 +2723,7 @@ cmGlobalGenerator::GetDirectoryContent(std::string const& dir, bool needDisk)
     {
     // Load the directory content from disk.
     cmsys::Directory d;
-    if(d.Load(dir.c_str()))
+    if(d.Load(dir))
       {
       unsigned long n = d.GetNumberOfFiles();
       for(unsigned long i = 0; i < n; ++i)
@@ -2830,8 +2830,8 @@ void cmGlobalGenerator::CheckRuleHashes(std::string const& pfile,
         {
         // The rule has changed.  Delete the output so it will be
         // built again.
-        fname = cmSystemTools::CollapseFullPath(fname.c_str(), home.c_str());
-        cmSystemTools::RemoveFile(fname.c_str());
+        fname = cmSystemTools::CollapseFullPath(fname, home.c_str());
+        cmSystemTools::RemoveFile(fname);
         }
       }
     else
@@ -2843,7 +2843,7 @@ void cmGlobalGenerator::CheckRuleHashes(std::string const& pfile,
       // that if the feature is turned back on and the rule has
       // changed the file is still rebuilt.
       std::string fpath =
-        cmSystemTools::CollapseFullPath(fname.c_str(), home.c_str());
+        cmSystemTools::CollapseFullPath(fname, home.c_str());
       if(cmSystemTools::FileExists(fpath.c_str()))
         {
         RuleHash hash;
@@ -2860,7 +2860,7 @@ void cmGlobalGenerator::WriteRuleHashes(std::string const& pfile)
   // Now generate a new persistence file with the current hashes.
   if(this->RuleHashes.empty())
     {
-    cmSystemTools::RemoveFile(pfile.c_str());
+    cmSystemTools::RemoveFile(pfile);
     }
   else
     {
@@ -2965,7 +2965,7 @@ void cmGlobalGenerator::WriteSummary(cmTarget* target)
     }
   else
     {
-    cmSystemTools::RemoveFile(file.c_str());
+    cmSystemTools::RemoveFile(file);
     }
 }
 
diff --git a/Source/cmGlobalKdevelopGenerator.cxx b/Source/cmGlobalKdevelopGenerator.cxx
index 89d25c4..ee0c583 100644
--- a/Source/cmGlobalKdevelopGenerator.cxx
+++ b/Source/cmGlobalKdevelopGenerator.cxx
@@ -222,7 +222,7 @@ bool cmGlobalKdevelopGenerator
        it!=files.end(); it++)
     {
     // get the full path to the file
-    tmp=cmSystemTools::CollapseFullPath(it->c_str(), projectDir.c_str());
+    tmp=cmSystemTools::CollapseFullPath(*it, projectDir.c_str());
     // just select the first source file
     if (fileToOpen.empty())
     {
@@ -274,7 +274,7 @@ void cmGlobalKdevelopGenerator
     // kdevelop blacklist so they are not monitored for added or removed files
     // since this is handled by adding files to the cmake files
     cmsys::Directory d;
-    if (d.Load(projectDir.c_str()))
+    if (d.Load(projectDir))
       {
       size_t numf = d.GetNumberOfFiles();
       for (unsigned int i = 0; i < numf; i++)
@@ -285,7 +285,7 @@ void cmGlobalKdevelopGenerator
           std::string tmp = projectDir;
           tmp += "/";
           tmp += nextFile;
-          if (cmSystemTools::FileIsDirectory(tmp.c_str()))
+          if (cmSystemTools::FileIsDirectory(tmp))
             {
             tmp += "/CMakeCache.txt";
             if ((nextFile == "CMakeFiles")
diff --git a/Source/cmGlobalNinjaGenerator.cxx b/Source/cmGlobalNinjaGenerator.cxx
index 6e7b06b..498ae9a 100644
--- a/Source/cmGlobalNinjaGenerator.cxx
+++ b/Source/cmGlobalNinjaGenerator.cxx
@@ -771,7 +771,7 @@ void cmGlobalNinjaGenerator::AddCXXCompileCommand(
   if (!cmSystemTools::FileIsFullPath(sourceFileName.c_str()))
     {
     sourceFileName = cmSystemTools::CollapseFullPath(
-      sourceFileName.c_str(),
+      sourceFileName,
       this->GetCMakeInstance()->GetHomeOutputDirectory());
     }
 
@@ -851,7 +851,7 @@ cmGlobalNinjaGenerator
   case cmTarget::STATIC_LIBRARY:
   case cmTarget::MODULE_LIBRARY:
     outputs.push_back(ng->ConvertToNinjaPath(
-      target->GetFullPath(configName, false, realname).c_str()));
+      target->GetFullPath(configName, false, realname)));
     break;
 
   case cmTarget::OBJECT_LIBRARY:
@@ -970,7 +970,7 @@ void cmGlobalNinjaGenerator::WriteUnknownExplicitDependencies(std::ostream& os)
     typedef std::vector<std::string>::const_iterator vect_it;
     for(vect_it j = files.begin(); j != files.end(); ++j)
       {
-      knownDependencies.insert( ng->ConvertToNinjaPath( j->c_str() ) );
+      knownDependencies.insert( ng->ConvertToNinjaPath( *j ) );
       }
     //get list files which are implicit dependencies as well and will be phony
     //for rebuild manifest
@@ -978,7 +978,7 @@ void cmGlobalNinjaGenerator::WriteUnknownExplicitDependencies(std::ostream& os)
     typedef std::vector<std::string>::const_iterator vect_it;
     for(vect_it j = lf.begin(); j != lf.end(); ++j)
       {
-      knownDependencies.insert( ng->ConvertToNinjaPath( j->c_str() ) );
+      knownDependencies.insert( ng->ConvertToNinjaPath( *j ) );
       }
     }
   knownDependencies.insert( "CMakeCache.txt" );
@@ -994,7 +994,7 @@ void cmGlobalNinjaGenerator::WriteUnknownExplicitDependencies(std::ostream& os)
     typedef std::vector<std::string>::const_iterator vect_it;
     for(vect_it j = files.begin(); j != files.end(); ++j)
       {
-      knownDependencies.insert( ng->ConvertToNinjaPath( j->c_str() ) );
+      knownDependencies.insert( ng->ConvertToNinjaPath( *j ) );
       }
     }
 
@@ -1002,7 +1002,7 @@ void cmGlobalNinjaGenerator::WriteUnknownExplicitDependencies(std::ostream& os)
       i != this->TargetAliases.end();
       ++i)
     {
-    knownDependencies.insert( ng->ConvertToNinjaPath(i->first.c_str()) );
+    knownDependencies.insert( ng->ConvertToNinjaPath(i->first) );
     }
 
   //remove all source files we know will exist.
@@ -1011,7 +1011,7 @@ void cmGlobalNinjaGenerator::WriteUnknownExplicitDependencies(std::ostream& os)
       i != this->AssumedSourceDependencies.end();
       ++i)
     {
-    knownDependencies.insert( ng->ConvertToNinjaPath(i->first.c_str()) );
+    knownDependencies.insert( ng->ConvertToNinjaPath(i->first) );
     }
 
   //insert outputs from all WirteBuild commands
@@ -1051,9 +1051,9 @@ void cmGlobalNinjaGenerator::WriteUnknownExplicitDependencies(std::ostream& os)
     {
     //verify the file is in the build directory
     std::string const absDepPath = cmSystemTools::CollapseFullPath(
-                                     i->c_str(), rootBuildDirectory.c_str());
-    bool const inBuildDir = cmSystemTools::IsSubDirectory(absDepPath.c_str(),
-                                                  rootBuildDirectory.c_str());
+                                     *i, rootBuildDirectory.c_str());
+    bool const inBuildDir = cmSystemTools::IsSubDirectory(absDepPath,
+                                                  rootBuildDirectory);
     if(inBuildDir)
       {
       cmNinjaDeps deps(1,*i);
@@ -1129,7 +1129,7 @@ void cmGlobalNinjaGenerator::WriteTargetRebuildManifest(std::ostream& os)
     for(std::vector<std::string>::const_iterator fi = lf.begin();
         fi != lf.end(); ++fi)
       {
-      implicitDeps.push_back(ng->ConvertToNinjaPath(fi->c_str()));
+      implicitDeps.push_back(ng->ConvertToNinjaPath(*fi));
       }
     }
   implicitDeps.push_back("CMakeCache.txt");
diff --git a/Source/cmIncludeCommand.cxx b/Source/cmIncludeCommand.cxx
index 0a4f5c9..0a1d280 100644
--- a/Source/cmIncludeCommand.cxx
+++ b/Source/cmIncludeCommand.cxx
@@ -90,7 +90,7 @@ bool cmIncludeCommand
     }
 
   std::string fname_abs =
-      cmSystemTools::CollapseFullPath(fname.c_str(),
+      cmSystemTools::CollapseFullPath(fname,
                                       this->Makefile->GetStartDirectory());
 
   cmGlobalGenerator *gg = this->Makefile->GetLocalGenerator()
diff --git a/Source/cmInstallCommand.cxx b/Source/cmInstallCommand.cxx
index ec500d9..c3c9c55 100644
--- a/Source/cmInstallCommand.cxx
+++ b/Source/cmInstallCommand.cxx
@@ -167,7 +167,7 @@ bool cmInstallCommand::HandleScriptMode(std::vector<std::string> const& args)
         script += "/";
         script += args[i];
         }
-      if(cmSystemTools::FileIsDirectory(script.c_str()))
+      if(cmSystemTools::FileIsDirectory(script))
         {
         this->SetError("given a directory as value of SCRIPT argument.");
         return false;
@@ -1111,7 +1111,7 @@ cmInstallCommand::HandleDirectoryMode(std::vector<std::string> const& args)
 
       // Make sure the name is a directory.
       if(cmSystemTools::FileExists(dir.c_str()) &&
-         !cmSystemTools::FileIsDirectory(dir.c_str()))
+         !cmSystemTools::FileIsDirectory(dir))
         {
         cmOStringStream e;
         e << args[0] << " given non-directory \""
@@ -1393,7 +1393,7 @@ bool cmInstallCommand::MakeFilesFullPath(const char* modeName,
       }
 
     // Make sure the file is not a directory.
-    if(gpos == file.npos && cmSystemTools::FileIsDirectory(file.c_str()))
+    if(gpos == file.npos && cmSystemTools::FileIsDirectory(file))
       {
       cmOStringStream e;
       e << modeName << " given directory \"" << (*fileIt) << "\" to install.";
diff --git a/Source/cmLocalGenerator.cxx b/Source/cmLocalGenerator.cxx
index 50e279b..69b56c6 100644
--- a/Source/cmLocalGenerator.cxx
+++ b/Source/cmLocalGenerator.cxx
@@ -221,19 +221,19 @@ void cmLocalGenerator::SetupPathConversions()
   std::string outdir;
   outdir =
     cmSystemTools::CollapseFullPath(this->Makefile->GetHomeDirectory());
-  cmSystemTools::SplitPath(outdir.c_str(), this->HomeDirectoryComponents);
+  cmSystemTools::SplitPath(outdir, this->HomeDirectoryComponents);
   outdir =
     cmSystemTools::CollapseFullPath(this->Makefile->GetStartDirectory());
-  cmSystemTools::SplitPath(outdir.c_str(), this->StartDirectoryComponents);
+  cmSystemTools::SplitPath(outdir, this->StartDirectoryComponents);
 
   outdir = cmSystemTools::CollapseFullPath
     (this->Makefile->GetHomeOutputDirectory());
-  cmSystemTools::SplitPath(outdir.c_str(),
+  cmSystemTools::SplitPath(outdir,
                            this->HomeOutputDirectoryComponents);
 
   outdir = cmSystemTools::CollapseFullPath
     (this->Makefile->GetStartOutputDirectory());
-  cmSystemTools::SplitPath(outdir.c_str(),
+  cmSystemTools::SplitPath(outdir,
                            this->StartOutputDirectoryComponents);
 }
 
@@ -1247,7 +1247,7 @@ cmLocalGenerator::ConvertToOutputForExistingCommon(const std::string& remote,
      cmSystemTools::FileExists(remote.c_str()))
     {
     std::string tmp;
-    if(cmSystemTools::GetShortPath(remote.c_str(), tmp))
+    if(cmSystemTools::GetShortPath(remote, tmp))
       {
       return this->Convert(tmp, NONE, format, true);
       }
@@ -1371,7 +1371,7 @@ std::string cmLocalGenerator::GetIncludeFlags(
       {
       std::string frameworkDir = *i;
       frameworkDir += "/../";
-      frameworkDir = cmSystemTools::CollapseFullPath(frameworkDir.c_str());
+      frameworkDir = cmSystemTools::CollapseFullPath(frameworkDir);
       if(emitted.insert(frameworkDir).second)
         {
         if (sysFwSearchFlag && target &&
@@ -1613,10 +1613,10 @@ void cmLocalGenerator::GetIncludeDirectories(std::vector<std::string>& dirs,
       {
       // Emit this directory only if it is a subdirectory of the
       // top-level source or binary tree.
-      if(cmSystemTools::ComparePath(i->c_str(), topSourceDir) ||
-         cmSystemTools::ComparePath(i->c_str(), topBinaryDir) ||
-         cmSystemTools::IsSubDirectory(i->c_str(), topSourceDir) ||
-         cmSystemTools::IsSubDirectory(i->c_str(), topBinaryDir))
+      if(cmSystemTools::ComparePath(*i, topSourceDir) ||
+         cmSystemTools::ComparePath(*i, topBinaryDir) ||
+         cmSystemTools::IsSubDirectory(*i, topSourceDir) ||
+         cmSystemTools::IsSubDirectory(*i, topBinaryDir))
         {
         if(emitted.insert(*i).second)
           {
@@ -2109,11 +2109,11 @@ bool cmLocalGenerator::GetRealDependency(const std::string& inName,
         {
         tLocation = target->GetLocation(config);
         tLocation = cmSystemTools::GetFilenamePath(tLocation);
-        tLocation = cmSystemTools::CollapseFullPath(tLocation.c_str());
+        tLocation = cmSystemTools::CollapseFullPath(tLocation);
         }
       std::string depLocation = cmSystemTools::GetFilenamePath(
         std::string(inName));
-      depLocation = cmSystemTools::CollapseFullPath(depLocation.c_str());
+      depLocation = cmSystemTools::CollapseFullPath(depLocation);
       if(depLocation != tLocation)
         {
         // it is a full path to a depend that has the same name
@@ -2743,7 +2743,7 @@ std::string cmLocalGenerator::Convert(const std::string& source,
                                       result);
         break;
       case FULL:
-        result = cmSystemTools::CollapseFullPath(result.c_str());
+        result = cmSystemTools::CollapseFullPath(result);
         break;
       case NONE:
         break;
@@ -2807,7 +2807,7 @@ std::string cmLocalGenerator::Convert(RelativeRoot remote,
   if(!local.empty() && (!optional || this->UseRelativePaths))
     {
     std::vector<std::string> components;
-    cmSystemTools::SplitPath(local.c_str(), components);
+    cmSystemTools::SplitPath(local, components);
     std::string result = this->ConvertToRelativePath(components, remotePath);
     return this->ConvertToOutputFormat(result, output);
     }
@@ -2827,7 +2827,7 @@ std::string cmLocalGenerator::FindRelativePathTopSource()
     {
     std::string parentTop = parent->FindRelativePathTopSource();
     if(cmSystemTools::IsSubDirectory(
-         this->Makefile->GetStartDirectory(), parentTop.c_str()))
+         this->Makefile->GetStartDirectory(), parentTop))
       {
       return parentTop;
       }
@@ -2847,7 +2847,7 @@ std::string cmLocalGenerator::FindRelativePathTopBinary()
     {
     std::string parentTop = parent->FindRelativePathTopBinary();
     if(cmSystemTools::IsSubDirectory(
-         this->Makefile->GetStartOutputDirectory(), parentTop.c_str()))
+         this->Makefile->GetStartOutputDirectory(), parentTop))
       {
       return parentTop;
       }
@@ -2933,12 +2933,12 @@ cmLocalGenerator::ConvertToRelativePath(const std::vector<std::string>& local,
   // Identify the longest shared path component between the remote
   // path and the local path.
   std::vector<std::string> remote;
-  cmSystemTools::SplitPath(in_remote.c_str(), remote);
+  cmSystemTools::SplitPath(in_remote, remote);
   unsigned int common=0;
   while(common < remote.size() &&
         common < local.size() &&
-        cmSystemTools::ComparePath(remote[common].c_str(),
-                                   local[common].c_str()))
+        cmSystemTools::ComparePath(remote[common],
+                                   local[common]))
     {
     ++common;
     }
diff --git a/Source/cmLocalNinjaGenerator.cxx b/Source/cmLocalNinjaGenerator.cxx
index 398b55a..9225f64 100644
--- a/Source/cmLocalNinjaGenerator.cxx
+++ b/Source/cmLocalNinjaGenerator.cxx
@@ -352,7 +352,7 @@ void cmLocalNinjaGenerator::AppendCustomCommandDeps(
        i != deps.end(); ++i) {
     std::string dep;
     if (this->GetRealDependency(*i, this->GetConfigName(), dep))
-      ninjaDeps.push_back(ConvertToNinjaPath(dep.c_str()));
+      ninjaDeps.push_back(ConvertToNinjaPath(dep));
   }
 }
 
diff --git a/Source/cmLocalNinjaGenerator.h b/Source/cmLocalNinjaGenerator.h
index 1d27224..01e16df 100644
--- a/Source/cmLocalNinjaGenerator.h
+++ b/Source/cmLocalNinjaGenerator.h
@@ -74,7 +74,7 @@ public:
     map_to_ninja_path(cmLocalNinjaGenerator *LocalGen)
       : LocalGenerator(LocalGen) {}
     std::string operator()(const std::string &path) {
-      return LocalGenerator->ConvertToNinjaPath(path.c_str());
+      return LocalGenerator->ConvertToNinjaPath(path);
     }
   };
 
diff --git a/Source/cmLocalUnixMakefileGenerator3.cxx b/Source/cmLocalUnixMakefileGenerator3.cxx
index 23513fa..c18e027 100644
--- a/Source/cmLocalUnixMakefileGenerator3.cxx
+++ b/Source/cmLocalUnixMakefileGenerator3.cxx
@@ -700,7 +700,7 @@ cmLocalUnixMakefileGenerator3
     // name.  This is needed to avoid funny quoting problems on
     // lines with shell redirection operators.
     std::string scmd;
-    if(cmSystemTools::GetShortPath(cmd.c_str(), scmd))
+    if(cmSystemTools::GetShortPath(cmd, scmd))
       {
       return this->Convert(scmd, NONE, SHELL);
       }
@@ -1733,7 +1733,7 @@ void cmLocalUnixMakefileGenerator3::CheckMultipleOutputs(bool verbose)
             << depender << "\" does not exist." << std::endl;
         cmSystemTools::Stdout(msg.str().c_str());
         }
-      cmSystemTools::RemoveFile(dependee.c_str());
+      cmSystemTools::RemoveFile(dependee);
       }
     }
 }
@@ -1988,7 +1988,7 @@ void cmLocalUnixMakefileGenerator3::ClearDependencies(cmMakefile* mf,
     // Remove the internal dependency check file to force
     // regeneration.
     std::string internalDependFile = dir + "/depend.internal";
-    cmSystemTools::RemoveFile(internalDependFile.c_str());
+    cmSystemTools::RemoveFile(internalDependFile);
     }
 }
 
diff --git a/Source/cmMakeDepend.cxx b/Source/cmMakeDepend.cxx
index 52832db..1499e57 100644
--- a/Source/cmMakeDepend.cxx
+++ b/Source/cmMakeDepend.cxx
@@ -329,9 +329,9 @@ std::string cmMakeDepend::FullPath(const char* fname, const char *extraPath)
       }
     path = path + fname;
     if(cmSystemTools::FileExists(path.c_str(), true)
-       && !cmSystemTools::FileIsDirectory(path.c_str()))
+       && !cmSystemTools::FileIsDirectory(path))
       {
-      std::string fp = cmSystemTools::CollapseFullPath(path.c_str());
+      std::string fp = cmSystemTools::CollapseFullPath(path);
       this->DirectoryToFileToPathMap[extraPath? extraPath: ""][fname] = fp;
       return fp;
       }
@@ -346,9 +346,9 @@ std::string cmMakeDepend::FullPath(const char* fname, const char *extraPath)
       }
     path = path + fname;
     if(cmSystemTools::FileExists(path.c_str(), true)
-       && !cmSystemTools::FileIsDirectory(path.c_str()))
+       && !cmSystemTools::FileIsDirectory(path))
       {
-      std::string fp = cmSystemTools::CollapseFullPath(path.c_str());
+      std::string fp = cmSystemTools::CollapseFullPath(path);
       this->DirectoryToFileToPathMap[extraPath][fname] = fp;
       return fp;
       }
diff --git a/Source/cmMakefile.cxx b/Source/cmMakefile.cxx
index 8806205..8cc1e88 100644
--- a/Source/cmMakefile.cxx
+++ b/Source/cmMakefile.cxx
@@ -1832,7 +1832,7 @@ void cmMakefile::AddCacheDefinition(const std::string& name, const char* value,
         {
         if(!cmSystemTools::IsOff(files[cc].c_str()))
           {
-          files[cc] = cmSystemTools::CollapseFullPath(files[cc].c_str());
+          files[cc] = cmSystemTools::CollapseFullPath(files[cc]);
           }
         if ( cc > 0 )
           {
@@ -1937,11 +1937,11 @@ void cmMakefile::CheckForUnused(const char* reason,
       bt.push_back(lfc);
       }
     if (this->CheckSystemVars ||
-        cmSystemTools::IsSubDirectory(path.c_str(),
+        cmSystemTools::IsSubDirectory(path,
                                       this->GetHomeDirectory()) ||
-        (cmSystemTools::IsSubDirectory(path.c_str(),
+        (cmSystemTools::IsSubDirectory(path,
                                       this->GetHomeOutputDirectory()) &&
-        !cmSystemTools::IsSubDirectory(path.c_str(),
+        !cmSystemTools::IsSubDirectory(path,
                                 cmake::GetCMakeFilesDirectory())))
       {
       cmOStringStream msg;
@@ -2878,7 +2878,7 @@ cmake::MessageType cmMakefile::ExpandVariablesInStringNew(
                 bt.push_back(lfc);
                 msg << "uninitialized variable \'" << lookup << "\'";
                 this->GetCMakeInstance()->IssueMessage(cmake::AUTHOR_WARNING,
-                                                       msg.str().c_str(), bt);
+                                                       msg.str(), bt);
                 }
               }
             }
@@ -3556,7 +3556,7 @@ int cmMakefile::TryCompile(const std::string& srcdir,
 {
   this->Internal->IsSourceFileTryCompile = fast;
   // does the binary directory exist ? If not create it...
-  if (!cmSystemTools::FileIsDirectory(bindir.c_str()))
+  if (!cmSystemTools::FileIsDirectory(bindir))
     {
     cmSystemTools::MakeDirectory(bindir.c_str());
     }
@@ -3564,7 +3564,7 @@ int cmMakefile::TryCompile(const std::string& srcdir,
   // change to the tests directory and run cmake
   // use the cmake object instead of calling cmake
   std::string cwd = cmSystemTools::GetCurrentWorkingDirectory();
-  cmSystemTools::ChangeDirectory(bindir.c_str());
+  cmSystemTools::ChangeDirectory(bindir);
 
   // make sure the same generator is used
   // use this program as the cmake to be run, it should not
@@ -3579,7 +3579,7 @@ int cmMakefile::TryCompile(const std::string& srcdir,
     cmSystemTools::Error(
       "Internal CMake error, TryCompile bad GlobalGenerator");
     // return to the original directory
-    cmSystemTools::ChangeDirectory(cwd.c_str());
+    cmSystemTools::ChangeDirectory(cwd);
     this->Internal->IsSourceFileTryCompile = false;
     return 1;
     }
@@ -3653,7 +3653,7 @@ int cmMakefile::TryCompile(const std::string& srcdir,
     cmSystemTools::Error(
       "Internal CMake error, TryCompile configure of cmake failed");
     // return to the original directory
-    cmSystemTools::ChangeDirectory(cwd.c_str());
+    cmSystemTools::ChangeDirectory(cwd);
     this->Internal->IsSourceFileTryCompile = false;
     return 1;
     }
@@ -3663,7 +3663,7 @@ int cmMakefile::TryCompile(const std::string& srcdir,
     cmSystemTools::Error(
       "Internal CMake error, TryCompile generation of cmake failed");
     // return to the original directory
-    cmSystemTools::ChangeDirectory(cwd.c_str());
+    cmSystemTools::ChangeDirectory(cwd);
     this->Internal->IsSourceFileTryCompile = false;
     return 1;
     }
@@ -3677,7 +3677,7 @@ int cmMakefile::TryCompile(const std::string& srcdir,
                                                            output,
                                                            this);
 
-  cmSystemTools::ChangeDirectory(cwd.c_str());
+  cmSystemTools::ChangeDirectory(cwd);
   this->Internal->IsSourceFileTryCompile = false;
   return ret;
 }
@@ -4036,7 +4036,7 @@ int cmMakefile::ConfigureFile(const char* infile, const char* outfile,
       {
       cmSystemTools::SetPermissions(soutfile.c_str(), perm);
       }
-    cmSystemTools::RemoveFile(tempOutputFile.c_str());
+    cmSystemTools::RemoveFile(tempOutputFile);
     }
   return res;
 }
@@ -5208,7 +5208,7 @@ HaveCFeatureAvailable(cmTarget const* target, const std::string& feature) const
     cmOStringStream e;
     e << "The C_STANDARD property on target \"" << target->GetName()
       << "\" contained an invalid value: \"" << existingCStandard << "\".";
-    this->IssueMessage(cmake::FATAL_ERROR, e.str().c_str());
+    this->IssueMessage(cmake::FATAL_ERROR, e.str());
     return false;
     }
 
@@ -5459,7 +5459,7 @@ AddRequiredTargetCFeature(cmTarget *target, const std::string& feature) const
       cmOStringStream e;
       e << "The C_STANDARD property on target \"" << target->GetName()
         << "\" contained an invalid value: \"" << existingCStandard << "\".";
-      this->IssueMessage(cmake::FATAL_ERROR, e.str().c_str());
+      this->IssueMessage(cmake::FATAL_ERROR, e.str());
       return false;
       }
     }
diff --git a/Source/cmMakefile.h b/Source/cmMakefile.h
index 164290a..824513b 100644
--- a/Source/cmMakefile.h
+++ b/Source/cmMakefile.h
@@ -466,7 +466,7 @@ public:
       this->cmStartDirectory = dir;
       cmSystemTools::ConvertToUnixSlashes(this->cmStartDirectory);
       this->cmStartDirectory =
-        cmSystemTools::CollapseFullPath(this->cmStartDirectory.c_str());
+        cmSystemTools::CollapseFullPath(this->cmStartDirectory);
       this->AddDefinition("CMAKE_CURRENT_SOURCE_DIR",
                           this->cmStartDirectory.c_str());
     }
@@ -479,7 +479,7 @@ public:
       this->StartOutputDirectory = lib;
       cmSystemTools::ConvertToUnixSlashes(this->StartOutputDirectory);
       this->StartOutputDirectory =
-        cmSystemTools::CollapseFullPath(this->StartOutputDirectory.c_str());
+        cmSystemTools::CollapseFullPath(this->StartOutputDirectory);
       cmSystemTools::MakeDirectory(this->StartOutputDirectory.c_str());
       this->AddDefinition("CMAKE_CURRENT_BINARY_DIR",
                           this->StartOutputDirectory.c_str());
diff --git a/Source/cmMakefileTargetGenerator.cxx b/Source/cmMakefileTargetGenerator.cxx
index 1f8f686..1adcb8a 100644
--- a/Source/cmMakefileTargetGenerator.cxx
+++ b/Source/cmMakefileTargetGenerator.cxx
@@ -1577,7 +1577,7 @@ std::string cmMakefileTargetGenerator::GetFrameworkFlags(std::string const& l)
       {
       std::string frameworkDir = *i;
       frameworkDir += "/../";
-      frameworkDir = cmSystemTools::CollapseFullPath(frameworkDir.c_str());
+      frameworkDir = cmSystemTools::CollapseFullPath(frameworkDir);
       emitted.insert(frameworkDir);
       }
     }
diff --git a/Source/cmNinjaNormalTargetGenerator.cxx b/Source/cmNinjaNormalTargetGenerator.cxx
index e344df4..0cc3e3b 100644
--- a/Source/cmNinjaNormalTargetGenerator.cxx
+++ b/Source/cmNinjaNormalTargetGenerator.cxx
@@ -375,14 +375,14 @@ void cmNinjaNormalTargetGenerator::WriteLinkStatement()
   cmTarget& target = *this->GetTarget();
   const std::string cfgName = this->GetConfigName();
   std::string targetOutput = ConvertToNinjaPath(
-                               target.GetFullPath(cfgName).c_str());
+                               target.GetFullPath(cfgName));
   std::string targetOutputReal = ConvertToNinjaPath(
                                    target.GetFullPath(cfgName,
                                       /*implib=*/false,
-                                      /*realpath=*/true).c_str());
+                                      /*realpath=*/true));
   std::string targetOutputImplib = ConvertToNinjaPath(
                                      target.GetFullPath(cfgName,
-                                       /*implib=*/true).c_str());
+                                       /*implib=*/true));
 
   if (target.IsAppBundleOnApple())
     {
@@ -394,11 +394,11 @@ void cmNinjaNormalTargetGenerator::WriteLinkStatement()
     targetOutput = outpath;
     targetOutput += "/";
     targetOutput += this->TargetNameOut;
-    targetOutput = this->ConvertToNinjaPath(targetOutput.c_str());
+    targetOutput = this->ConvertToNinjaPath(targetOutput);
     targetOutputReal = outpath;
     targetOutputReal += "/";
     targetOutputReal += this->TargetNameReal;
-    targetOutputReal = this->ConvertToNinjaPath(targetOutputReal.c_str());
+    targetOutputReal = this->ConvertToNinjaPath(targetOutputReal);
     }
   else if (target.IsFrameworkOnApple())
     {
@@ -531,7 +531,7 @@ void cmNinjaNormalTargetGenerator::WriteLinkStatement()
   if (mf->IsOn("CMAKE_COMPILER_IS_MINGW"))
     {
     const std::string objPath = GetTarget()->GetSupportDirectory();
-    vars["OBJECT_DIR"] = ConvertToNinjaPath(objPath.c_str());
+    vars["OBJECT_DIR"] = ConvertToNinjaPath(objPath);
     EnsureDirectoryExists(objPath);
     // ar.exe can't handle backslashes in rsp files (implicitly used by gcc)
     std::string& linkLibraries = vars["LINK_LIBRARIES"];
diff --git a/Source/cmNinjaTargetGenerator.cxx b/Source/cmNinjaTargetGenerator.cxx
index 816e6d8..80213d8 100644
--- a/Source/cmNinjaTargetGenerator.cxx
+++ b/Source/cmNinjaTargetGenerator.cxx
@@ -277,7 +277,7 @@ std::string
 cmNinjaTargetGenerator
 ::GetSourceFilePath(cmSourceFile const* source) const
 {
-  return ConvertToNinjaPath(source->GetFullPath().c_str());
+  return ConvertToNinjaPath(source->GetFullPath());
 }
 
 std::string
@@ -298,7 +298,7 @@ cmNinjaTargetGenerator
 std::string cmNinjaTargetGenerator::GetTargetOutputDir() const
 {
   std::string dir = this->Target->GetDirectory(this->GetConfigName());
-  return ConvertToNinjaPath(dir.c_str());
+  return ConvertToNinjaPath(dir);
 }
 
 std::string
@@ -346,11 +346,11 @@ bool cmNinjaTargetGenerator::SetMsvcTargetPdbVariable(cmNinjaVars& vars) const
       }
 
     vars["TARGET_PDB"] = this->GetLocalGenerator()->ConvertToOutputFormat(
-                          ConvertToNinjaPath(pdbPath.c_str()),
+                          ConvertToNinjaPath(pdbPath),
                           cmLocalGenerator::SHELL);
     vars["TARGET_COMPILE_PDB"] =
       this->GetLocalGenerator()->ConvertToOutputFormat(
-        ConvertToNinjaPath(compilePdbPath.c_str()),
+        ConvertToNinjaPath(compilePdbPath),
         cmLocalGenerator::SHELL);
 
     EnsureParentDirectoryExists(pdbPath);
@@ -564,7 +564,7 @@ cmNinjaTargetGenerator
   std::string def = this->GeneratorTarget->GetModuleDefinitionFile(config);
   if(!def.empty())
     {
-    this->ModuleDefinitionFile = this->ConvertToNinjaPath(def.c_str());
+    this->ModuleDefinitionFile = this->ConvertToNinjaPath(def);
     }
 
   this->GetBuildFileStream() << "\n";
@@ -628,11 +628,11 @@ cmNinjaTargetGenerator
 
   std::string objectDir = this->Target->GetSupportDirectory();
   vars["OBJECT_DIR"] = this->GetLocalGenerator()->ConvertToOutputFormat(
-                         ConvertToNinjaPath(objectDir.c_str()),
+                         ConvertToNinjaPath(objectDir),
                          cmLocalGenerator::SHELL);
   std::string objectFileDir = cmSystemTools::GetFilenamePath(objectFileName);
   vars["OBJECT_FILE_DIR"] = this->GetLocalGenerator()->ConvertToOutputFormat(
-                              ConvertToNinjaPath(objectFileDir.c_str()),
+                              ConvertToNinjaPath(objectFileDir),
                               cmLocalGenerator::SHELL);
 
   this->addPoolNinjaVariable("JOB_POOL_COMPILE", this->GetTarget(), vars);
@@ -650,7 +650,7 @@ cmNinjaTargetGenerator
     if (!cmSystemTools::FileIsFullPath(sourceFileName.c_str()))
       {
       escapedSourceFileName = cmSystemTools::CollapseFullPath(
-        escapedSourceFileName.c_str(),
+        escapedSourceFileName,
         this->GetGlobalGenerator()->GetCMakeInstance()->
           GetHomeOutputDirectory());
       }
@@ -754,7 +754,7 @@ void
 cmNinjaTargetGenerator
 ::EnsureParentDirectoryExists(const std::string& path) const
 {
-  EnsureDirectoryExists(cmSystemTools::GetParentDirectory(path.c_str()));
+  EnsureDirectoryExists(cmSystemTools::GetParentDirectory(path));
 }
 
 
@@ -775,14 +775,14 @@ cmNinjaTargetGenerator::MacOSXContentGeneratorType::operator()(
   // Get the input file location.
   std::string input = source.GetFullPath();
   input =
-    this->Generator->GetLocalGenerator()->ConvertToNinjaPath(input.c_str());
+    this->Generator->GetLocalGenerator()->ConvertToNinjaPath(input);
 
   // Get the output file location.
   std::string output = macdir;
   output += "/";
   output += cmSystemTools::GetFilenameName(input);
   output =
-    this->Generator->GetLocalGenerator()->ConvertToNinjaPath(output.c_str());
+    this->Generator->GetLocalGenerator()->ConvertToNinjaPath(output);
 
   // Write a build statement to copy the content into the bundle.
   this->Generator->GetGlobalGenerator()->WriteMacOSXContentBuild(input,
diff --git a/Source/cmOSXBundleGenerator.cxx b/Source/cmOSXBundleGenerator.cxx
index 786e6e2..9a086ca 100644
--- a/Source/cmOSXBundleGenerator.cxx
+++ b/Source/cmOSXBundleGenerator.cxx
@@ -112,7 +112,7 @@ void cmOSXBundleGenerator::CreateFramework(
   oldName = frameworkVersion;
   newName = versions;
   newName += "/Current";
-  cmSystemTools::RemoveFile(newName.c_str());
+  cmSystemTools::RemoveFile(newName);
   cmSystemTools::CreateSymlink(oldName.c_str(), newName.c_str());
   this->Makefile->AddCMakeOutputFile(newName);
 
@@ -121,7 +121,7 @@ void cmOSXBundleGenerator::CreateFramework(
   oldName += name;
   newName = contentdir;
   newName += name;
-  cmSystemTools::RemoveFile(newName.c_str());
+  cmSystemTools::RemoveFile(newName);
   cmSystemTools::CreateSymlink(oldName.c_str(), newName.c_str());
   this->Makefile->AddCMakeOutputFile(newName);
 
@@ -132,7 +132,7 @@ void cmOSXBundleGenerator::CreateFramework(
     oldName = "Versions/Current/Resources";
     newName = contentdir;
     newName += "Resources";
-    cmSystemTools::RemoveFile(newName.c_str());
+    cmSystemTools::RemoveFile(newName);
     cmSystemTools::CreateSymlink(oldName.c_str(), newName.c_str());
     this->Makefile->AddCMakeOutputFile(newName);
     }
@@ -144,7 +144,7 @@ void cmOSXBundleGenerator::CreateFramework(
     oldName = "Versions/Current/Headers";
     newName = contentdir;
     newName += "Headers";
-    cmSystemTools::RemoveFile(newName.c_str());
+    cmSystemTools::RemoveFile(newName);
     cmSystemTools::CreateSymlink(oldName.c_str(), newName.c_str());
     this->Makefile->AddCMakeOutputFile(newName);
     }
@@ -156,7 +156,7 @@ void cmOSXBundleGenerator::CreateFramework(
     oldName = "Versions/Current/PrivateHeaders";
     newName = contentdir;
     newName += "PrivateHeaders";
-    cmSystemTools::RemoveFile(newName.c_str());
+    cmSystemTools::RemoveFile(newName);
     cmSystemTools::CreateSymlink(oldName.c_str(), newName.c_str());
     this->Makefile->AddCMakeOutputFile(newName);
     }
diff --git a/Source/cmOrderDirectories.cxx b/Source/cmOrderDirectories.cxx
index 007364c..3cdd2f6 100644
--- a/Source/cmOrderDirectories.cxx
+++ b/Source/cmOrderDirectories.cxx
@@ -140,7 +140,7 @@ bool cmOrderDirectoriesConstraint::FileMayConflict(std::string const& dir,
     {
     // The file conflicts only if it is not the same as the original
     // file due to a symlink or hardlink.
-    return !cmSystemTools::SameFile(this->FullPath.c_str(), file.c_str());
+    return !cmSystemTools::SameFile(this->FullPath, file);
     }
 
   // Check if the file will be built by cmake.
diff --git a/Source/cmQtAutoGenerators.cxx b/Source/cmQtAutoGenerators.cxx
index 93ebde6..7e4be89 100644
--- a/Source/cmQtAutoGenerators.cxx
+++ b/Source/cmQtAutoGenerators.cxx
@@ -488,7 +488,7 @@ void cmQtAutoGenerators::SetupSourceFiles(cmTarget const* target)
     {
     cmSourceFile* sf = *fileIt;
     std::string absFile = cmsys::SystemTools::GetRealPath(
-                                                    sf->GetFullPath().c_str());
+                                                    sf->GetFullPath());
     bool skipMoc = cmSystemTools::IsOn(sf->GetPropertyForUser("SKIP_AUTOMOC"));
     bool generated = cmSystemTools::IsOn(sf->GetPropertyForUser("GENERATED"));
 
@@ -766,7 +766,7 @@ void cmQtAutoGenerators::SetupAutoUicTarget(cmTarget const* target,
     {
     cmSourceFile* sf = *fileIt;
     std::string absFile = cmsys::SystemTools::GetRealPath(
-                                                    sf->GetFullPath().c_str());
+                                                    sf->GetFullPath());
 
     if (!skipped.insert(absFile).second)
       {
@@ -890,7 +890,7 @@ void cmQtAutoGenerators::SetupAutoRccTarget(cmTarget const* target)
     if (ext == "qrc")
       {
       std::string absFile = cmsys::SystemTools::GetRealPath(
-                                                  sf->GetFullPath().c_str());
+                                                  sf->GetFullPath());
       bool skip = cmSystemTools::IsOn(sf->GetPropertyForUser("SKIP_AUTORCC"));
 
       if (!skip)
@@ -1013,7 +1013,7 @@ bool cmQtAutoGenerators::ReadAutogenInfoFile(cmMakefile* makefile,
                                       const std::string& config)
 {
   std::string filename(
-      cmSystemTools::CollapseFullPath(targetDirectory.c_str()));
+      cmSystemTools::CollapseFullPath(targetDirectory));
   cmSystemTools::ConvertToUnixSlashes(filename);
   filename += "/AutogenInfo.cmake";
 
@@ -1158,7 +1158,7 @@ bool cmQtAutoGenerators::ReadOldMocDefinitionsFile(cmMakefile* makefile,
                                             const std::string& targetDirectory)
 {
   std::string filename(
-      cmSystemTools::CollapseFullPath(targetDirectory.c_str()));
+      cmSystemTools::CollapseFullPath(targetDirectory));
   cmSystemTools::ConvertToUnixSlashes(filename);
   filename += "/AutomocOldMocDefinitions.cmake";
 
@@ -1176,7 +1176,7 @@ cmQtAutoGenerators::WriteOldMocDefinitionsFile(
                                             const std::string& targetDirectory)
 {
   std::string filename(
-      cmSystemTools::CollapseFullPath(targetDirectory.c_str()));
+      cmSystemTools::CollapseFullPath(targetDirectory));
   cmSystemTools::ConvertToUnixSlashes(filename);
   filename += "/AutomocOldMocDefinitions.cmake";
 
@@ -1222,7 +1222,7 @@ void cmQtAutoGenerators::Init()
       {
       // Go up twice to get to the framework root
       std::vector<std::string> pathComponents;
-      cmsys::SystemTools::SplitPath(path.c_str(), pathComponents);
+      cmsys::SystemTools::SplitPath(path, pathComponents);
       std::string frameworkPath =cmsys::SystemTools::JoinPath(
                              pathComponents.begin(), pathComponents.end() - 2);
       frameworkPaths.insert(frameworkPath);
@@ -1484,7 +1484,7 @@ void cmQtAutoGenerators::ParseCppFile(const std::string& absFilename,
     }
 
   const std::string absPath = cmsys::SystemTools::GetFilenamePath(
-                   cmsys::SystemTools::GetRealPath(absFilename.c_str())) + '/';
+                   cmsys::SystemTools::GetRealPath(absFilename)) + '/';
   const std::string scannedFileBasename = cmsys::SystemTools::
                                   GetFilenameWithoutLastExtension(absFilename);
   std::string macroName;
@@ -1672,7 +1672,7 @@ void cmQtAutoGenerators::StrictParseCppFile(const std::string& absFilename,
     }
 
   const std::string absPath = cmsys::SystemTools::GetFilenamePath(
-                   cmsys::SystemTools::GetRealPath(absFilename.c_str())) + '/';
+                   cmsys::SystemTools::GetRealPath(absFilename)) + '/';
   const std::string scannedFileBasename = cmsys::SystemTools::
                                   GetFilenameWithoutLastExtension(absFilename);
 
@@ -1802,7 +1802,7 @@ void cmQtAutoGenerators::ParseForUic(const std::string& absFilename,
   std::string::size_type matchOffset = 0;
 
   const std::string realName =
-                   cmsys::SystemTools::GetRealPath(absFilename.c_str());
+                   cmsys::SystemTools::GetRealPath(absFilename);
 
   matchOffset = 0;
   if ((strstr(contentsString.c_str(), "ui_") != NULL)
@@ -1836,7 +1836,7 @@ cmQtAutoGenerators::SearchHeadersForCppFile(const std::string& absFilename,
   const std::string basename =
               cmsys::SystemTools::GetFilenameWithoutLastExtension(absFilename);
   const std::string absPath = cmsys::SystemTools::GetFilenamePath(
-                   cmsys::SystemTools::GetRealPath(absFilename.c_str())) + '/';
+                   cmsys::SystemTools::GetRealPath(absFilename)) + '/';
 
   for(std::vector<std::string>::const_iterator ext = headerExtensions.begin();
       ext != headerExtensions.end();
@@ -1904,8 +1904,8 @@ bool cmQtAutoGenerators::GenerateMoc(const std::string& sourceFile,
 {
   const std::string mocFilePath = this->Builddir + mocFileName;
   int sourceNewerThanMoc = 0;
-  bool success = cmsys::SystemTools::FileTimeCompare(sourceFile.c_str(),
-                                                     mocFilePath.c_str(),
+  bool success = cmsys::SystemTools::FileTimeCompare(sourceFile,
+                                                     mocFilePath,
                                                      &sourceNewerThanMoc);
   if (this->GenerateAll || !success || sourceNewerThanMoc >= 0)
     {
@@ -1968,7 +1968,7 @@ bool cmQtAutoGenerators::GenerateMoc(const std::string& sourceFile,
       std::cerr << "AUTOGEN: error: process for " << mocFilePath <<" failed:\n"
                 << output << std::endl;
       this->RunMocFailed = true;
-      cmSystemTools::RemoveFile(mocFilePath.c_str());
+      cmSystemTools::RemoveFile(mocFilePath);
       }
     return true;
     }
@@ -1984,14 +1984,14 @@ bool cmQtAutoGenerators::GenerateUi(const std::string& realName,
     }
 
   const std::string path = cmsys::SystemTools::GetFilenamePath(
-                                                      realName.c_str()) + '/';
+                                                      realName) + '/';
 
   std::string ui_output_file = "ui_" + uiFileName + ".h";
   std::string ui_input_file = path + uiFileName + ".ui";
 
   int sourceNewerThanUi = 0;
-  bool success = cmsys::SystemTools::FileTimeCompare(ui_input_file.c_str(),
-                                    (this->Builddir + ui_output_file).c_str(),
+  bool success = cmsys::SystemTools::FileTimeCompare(ui_input_file,
+                                    this->Builddir + ui_output_file,
                                                      &sourceNewerThanUi);
   if (this->GenerateAll || !success || sourceNewerThanUi >= 0)
     {
@@ -2042,7 +2042,7 @@ bool cmQtAutoGenerators::GenerateUi(const std::string& realName,
       std::cerr << "AUTOUIC: error: process for " << ui_output_file <<
                 " failed:\n" << output << std::endl;
       this->RunUicFailed = true;
-      cmSystemTools::RemoveFile(ui_output_file.c_str());
+      cmSystemTools::RemoveFile(ui_output_file);
       return false;
       }
     return true;
@@ -2075,8 +2075,8 @@ bool cmQtAutoGenerators::GenerateQrc()
                                 + ".dir/qrc_" + basename + ".cpp";
 
     int sourceNewerThanQrc = 0;
-    bool success = cmsys::SystemTools::FileTimeCompare(si->c_str(),
-                                                      rcc_output_file.c_str(),
+    bool success = cmsys::SystemTools::FileTimeCompare(*si,
+                                                      rcc_output_file,
                                                       &sourceNewerThanQrc);
     if (this->GenerateAll || !success || sourceNewerThanQrc >= 0)
       {
@@ -2118,7 +2118,7 @@ bool cmQtAutoGenerators::GenerateQrc()
         std::cerr << "AUTORCC: error: process for " << rcc_output_file <<
                   " failed:\n" << output << std::endl;
         this->RunRccFailed = true;
-        cmSystemTools::RemoveFile(rcc_output_file.c_str());
+        cmSystemTools::RemoveFile(rcc_output_file);
         return false;
         }
       }
diff --git a/Source/cmSetPropertyCommand.cxx b/Source/cmSetPropertyCommand.cxx
index c624d17..653d764 100644
--- a/Source/cmSetPropertyCommand.cxx
+++ b/Source/cmSetPropertyCommand.cxx
@@ -204,7 +204,7 @@ bool cmSetPropertyCommand::HandleDirectoryMode()
       }
 
     // The local generators are associated with collapsed paths.
-    dir = cmSystemTools::CollapseFullPath(dir.c_str());
+    dir = cmSystemTools::CollapseFullPath(dir);
 
     // Lookup the generator.
     if(cmLocalGenerator* lg =
diff --git a/Source/cmSourceFile.cxx b/Source/cmSourceFile.cxx
index b833d3f..6fe5c62 100644
--- a/Source/cmSourceFile.cxx
+++ b/Source/cmSourceFile.cxx
@@ -179,7 +179,7 @@ bool cmSourceFile::FindFullPath(std::string* error)
       tryPath += "/";
       }
     tryPath += this->Location.GetName();
-    tryPath = cmSystemTools::CollapseFullPath(tryPath.c_str(), *di);
+    tryPath = cmSystemTools::CollapseFullPath(tryPath, *di);
     if(this->TryFullPath(tryPath, ""))
       {
       return true;
diff --git a/Source/cmSourceFileLocation.cxx b/Source/cmSourceFileLocation.cxx
index 1c2454e..efc4376 100644
--- a/Source/cmSourceFileLocation.cxx
+++ b/Source/cmSourceFileLocation.cxx
@@ -63,7 +63,7 @@ cmSourceFileLocation
   if (cmSystemTools::FileIsFullPath(this->Directory.c_str()))
     {
     this->Directory
-                  = cmSystemTools::CollapseFullPath(this->Directory.c_str());
+                  = cmSystemTools::CollapseFullPath(this->Directory);
     }
   this->Name = cmSystemTools::GetFilenameName(name);
   this->UpdateExtension(name);
@@ -92,7 +92,7 @@ void cmSourceFileLocation::DirectoryUseSource()
     {
     this->Directory =
       cmSystemTools::CollapseFullPath(
-        this->Directory.c_str(), this->Makefile->GetCurrentDirectory());
+        this->Directory, this->Makefile->GetCurrentDirectory());
     this->AmbiguousDirectory = false;
     }
 }
@@ -105,7 +105,7 @@ void cmSourceFileLocation::DirectoryUseBinary()
     {
     this->Directory =
       cmSystemTools::CollapseFullPath(
-        this->Directory.c_str(), this->Makefile->GetCurrentOutputDirectory());
+        this->Directory, this->Makefile->GetCurrentOutputDirectory());
     this->AmbiguousDirectory = false;
     }
 }
@@ -280,10 +280,10 @@ bool cmSourceFileLocation::Matches(cmSourceFileLocation const& loc)
     // Compare possible directory combinations.
     std::string const& srcDir =
       cmSystemTools::CollapseFullPath(
-        this->Directory.c_str(), this->Makefile->GetCurrentDirectory());
+        this->Directory, this->Makefile->GetCurrentDirectory());
     std::string const& binDir =
       cmSystemTools::CollapseFullPath(
-        this->Directory.c_str(), this->Makefile->GetCurrentOutputDirectory());
+        this->Directory, this->Makefile->GetCurrentOutputDirectory());
     if(srcDir != loc.Directory &&
        binDir != loc.Directory)
       {
@@ -295,10 +295,10 @@ bool cmSourceFileLocation::Matches(cmSourceFileLocation const& loc)
     // Compare possible directory combinations.
     std::string const& srcDir =
       cmSystemTools::CollapseFullPath(
-        loc.Directory.c_str(), loc.Makefile->GetCurrentDirectory());
+        loc.Directory, loc.Makefile->GetCurrentDirectory());
     std::string const& binDir =
       cmSystemTools::CollapseFullPath(
-        loc.Directory.c_str(), loc.Makefile->GetCurrentOutputDirectory());
+        loc.Directory, loc.Makefile->GetCurrentOutputDirectory());
     if(srcDir != this->Directory &&
        binDir != this->Directory)
       {
diff --git a/Source/cmSubdirCommand.cxx b/Source/cmSubdirCommand.cxx
index cdde916..93ad4f3 100644
--- a/Source/cmSubdirCommand.cxx
+++ b/Source/cmSubdirCommand.cxx
@@ -42,7 +42,7 @@ bool cmSubdirCommand
     std::string srcPath =
       std::string(this->Makefile->GetCurrentDirectory()) +
         "/" + i->c_str();
-    if (cmSystemTools::FileIsDirectory(srcPath.c_str()))
+    if (cmSystemTools::FileIsDirectory(srcPath))
       {
       std::string binPath =
         std::string(this->Makefile->GetCurrentOutputDirectory()) +
@@ -51,7 +51,7 @@ bool cmSubdirCommand
                                   excludeFromAll, preorder, false);
       }
     // otherwise it is a full path
-    else if ( cmSystemTools::FileIsDirectory(i->c_str()) )
+    else if ( cmSystemTools::FileIsDirectory(*i) )
       {
       // we must compute the binPath from the srcPath, we just take the last
       // element from the source path and use that
diff --git a/Source/cmSystemTools.cxx b/Source/cmSystemTools.cxx
index fbb4416..b0e898b 100644
--- a/Source/cmSystemTools.cxx
+++ b/Source/cmSystemTools.cxx
@@ -97,7 +97,7 @@ cm_archive_entry_pathname(struct archive_entry *entry)
 {
 #if cmsys_STL_HAS_WSTRING
   return cmsys::Encoding::ToNarrow(
-    archive_entry_pathname_w(entry)).c_str();
+    archive_entry_pathname_w(entry));
 #else
   return archive_entry_pathname(entry);
 #endif
@@ -881,7 +881,7 @@ std::string cmSystemTools::FileExistsInParentDirectories(const char* fname,
       break;
       }
     prevDir = dir;
-    dir = cmSystemTools::GetParentDirectory(dir.c_str());
+    dir = cmSystemTools::GetParentDirectory(dir);
     }
   return "";
 }
@@ -1014,7 +1014,7 @@ void cmSystemTools::Glob(const std::string& directory,
   cmsys::Directory d;
   cmsys::RegularExpression reg(regexp.c_str());
 
-  if (d.Load(directory.c_str()))
+  if (d.Load(directory))
     {
     size_t numf;
         unsigned int i;
@@ -1044,7 +1044,7 @@ void cmSystemTools::GlobDirs(const std::string& path,
   std::string finishPath = path.substr(pos+2);
 
   cmsys::Directory d;
-  if (d.Load(startPath.c_str()))
+  if (d.Load(startPath))
     {
     for (unsigned int i = 0; i < d.GetNumberOfFiles(); ++i)
       {
@@ -1054,7 +1054,7 @@ void cmSystemTools::GlobDirs(const std::string& path,
         std::string fname = startPath;
         fname +="/";
         fname += d.GetFile(i);
-        if(cmSystemTools::FileIsDirectory(fname.c_str()))
+        if(cmSystemTools::FileIsDirectory(fname))
           {
           fname += finishPath;
           cmSystemTools::GlobDirs(fname, files);
@@ -1168,7 +1168,7 @@ bool cmSystemTools::SimpleGlob(const std::string& glob,
 
   bool res = false;
   cmsys::Directory d;
-  if (d.Load(path.c_str()))
+  if (d.Load(path))
     {
     for (unsigned int i = 0; i < d.GetNumberOfFiles(); ++i)
       {
@@ -1182,11 +1182,11 @@ bool cmSystemTools::SimpleGlob(const std::string& glob,
           }
         fname += d.GetFile(i);
         std::string sfname = d.GetFile(i);
-        if ( type > 0 && cmSystemTools::FileIsDirectory(fname.c_str()) )
+        if ( type > 0 && cmSystemTools::FileIsDirectory(fname) )
           {
           continue;
           }
-        if ( type < 0 && !cmSystemTools::FileIsDirectory(fname.c_str()) )
+        if ( type < 0 && !cmSystemTools::FileIsDirectory(fname) )
           {
           continue;
           }
@@ -1354,8 +1354,8 @@ std::string cmSystemTools::CollapseCombinedPath(std::string const& dir,
 
   std::vector<std::string> dirComponents;
   std::vector<std::string> fileComponents;
-  cmSystemTools::SplitPath(dir.c_str(), dirComponents);
-  cmSystemTools::SplitPath(file.c_str(), fileComponents);
+  cmSystemTools::SplitPath(dir, dirComponents);
+  cmSystemTools::SplitPath(file, fileComponents);
 
   if(fileComponents.empty())
     {
@@ -2176,7 +2176,7 @@ void cmSystemTools::FindCMakeResources(const char* argv0)
   if(cmSystemTools::FindProgramPath(argv0, exe, errorMsg))
     {
     // remove symlinks
-    exe = cmSystemTools::GetRealPath(exe.c_str());
+    exe = cmSystemTools::GetRealPath(exe);
     exe_dir =
       cmSystemTools::GetFilenamePath(exe);
     }
@@ -2227,7 +2227,7 @@ void cmSystemTools::FindCMakeResources(const char* argv0)
     cmsys::ifstream fin(src_dir_txt.c_str());
     std::string src_dir;
     if(fin && cmSystemTools::GetLineFromStream(fin, src_dir) &&
-       cmSystemTools::FileIsDirectory(src_dir.c_str()))
+       cmSystemTools::FileIsDirectory(src_dir))
       {
       cmSystemToolsCMakeRoot = src_dir;
       }
@@ -2237,7 +2237,7 @@ void cmSystemTools::FindCMakeResources(const char* argv0)
       src_dir_txt = dir + "/CMakeFiles/CMakeSourceDir.txt";
       cmsys::ifstream fin2(src_dir_txt.c_str());
       if(fin2 && cmSystemTools::GetLineFromStream(fin2, src_dir) &&
-         cmSystemTools::FileIsDirectory(src_dir.c_str()))
+         cmSystemTools::FileIsDirectory(src_dir))
         {
         cmSystemToolsCMakeRoot = src_dir;
         }
@@ -2333,7 +2333,7 @@ bool cmSystemTools::GuessLibrarySOName(std::string const& fullPath,
 #endif
 
   // If the file is not a symlink we have no guess for its soname.
-  if(!cmSystemTools::FileIsSymlink(fullPath.c_str()))
+  if(!cmSystemTools::FileIsSymlink(fullPath))
     {
     return false;
     }
diff --git a/Source/cmTarget.cxx b/Source/cmTarget.cxx
index b476a27..ee62f06 100644
--- a/Source/cmTarget.cxx
+++ b/Source/cmTarget.cxx
@@ -2171,7 +2171,7 @@ cmTarget::GetIncludeDirectories(const std::string& config) const
         it = impl->Libraries.begin();
         it != impl->Libraries.end(); ++it)
       {
-      std::string libDir = cmSystemTools::CollapseFullPath(it->c_str());
+      std::string libDir = cmSystemTools::CollapseFullPath(*it);
 
       static cmsys::RegularExpression
         frameworkCheck("(.*\\.framework)(/Versions/[^/]+)?/[^/]+$");
@@ -4555,7 +4555,7 @@ bool cmTarget::ComputeOutputDir(const std::string& config,
   // specified as a relative path.  Treat a relative path as
   // relative to the current output directory for this makefile.
   out = (cmSystemTools::CollapseFullPath
-         (out.c_str(), this->Makefile->GetStartOutputDirectory()));
+         (out, this->Makefile->GetStartOutputDirectory()));
 
   // The generator may add the configuration's subdirectory.
   if(!conf.empty())
@@ -4621,7 +4621,7 @@ bool cmTarget::ComputePDBOutputDir(const std::string& kind,
   // specified as a relative path.  Treat a relative path as
   // relative to the current output directory for this makefile.
   out = (cmSystemTools::CollapseFullPath
-         (out.c_str(), this->Makefile->GetStartOutputDirectory()));
+         (out, this->Makefile->GetStartOutputDirectory()));
 
   // The generator may add the configuration's subdirectory.
   if(!conf.empty())
@@ -5286,7 +5286,7 @@ cmTarget::GetObjectLibrariesCMP0026(std::vector<cmTarget*>& objlibs) const
           {
           continue;
           }
-        cmTarget *objLib = this->Makefile->FindTargetToUse(objLibName.c_str());
+        cmTarget *objLib = this->Makefile->FindTargetToUse(objLibName);
         if(objLib)
           {
           objlibs.push_back(objLib);
diff --git a/Source/cmTryRunCommand.cxx b/Source/cmTryRunCommand.cxx
index cc6e139..8f2deeb 100644
--- a/Source/cmTryRunCommand.cxx
+++ b/Source/cmTryRunCommand.cxx
@@ -239,7 +239,7 @@ void cmTryRunCommand::DoNotRunExecutable(const std::string& runArgs,
   copyDest += "-";
   copyDest += this->RunResultVariable;
   copyDest += cmSystemTools::GetFilenameExtension(this->OutputFile);
-  cmSystemTools::CopyFileAlways(this->OutputFile.c_str(), copyDest.c_str());
+  cmSystemTools::CopyFileAlways(this->OutputFile, copyDest);
 
   std::string resultFileName =  this->Makefile->GetHomeOutputDirectory();
   resultFileName += "/TryRunResults.cmake";
diff --git a/Source/cmake.cxx b/Source/cmake.cxx
index 09d270d..62f33dc 100644
--- a/Source/cmake.cxx
+++ b/Source/cmake.cxx
@@ -647,7 +647,7 @@ void cmake::SetArgs(const std::vector<std::string>& args,
       {
       directoriesSet = true;
       std::string path = arg.substr(2);
-      path = cmSystemTools::CollapseFullPath(path.c_str());
+      path = cmSystemTools::CollapseFullPath(path);
       cmSystemTools::ConvertToUnixSlashes(path);
       this->SetHomeDirectory(path);
       }
@@ -663,7 +663,7 @@ void cmake::SetArgs(const std::vector<std::string>& args,
       {
       directoriesSet = true;
       std::string path = arg.substr(2);
-      path = cmSystemTools::CollapseFullPath(path.c_str());
+      path = cmSystemTools::CollapseFullPath(path);
       cmSystemTools::ConvertToUnixSlashes(path);
       this->SetHomeOutputDirectory(path);
       }
@@ -723,7 +723,7 @@ void cmake::SetArgs(const std::vector<std::string>& args,
     else if(arg.find("--graphviz=",0) == 0)
       {
       std::string path = arg.substr(strlen("--graphviz="));
-      path = cmSystemTools::CollapseFullPath(path.c_str());
+      path = cmSystemTools::CollapseFullPath(path);
       cmSystemTools::ConvertToUnixSlashes(path);
       this->GraphVizFile = path;
       if ( this->GraphVizFile.empty() )
@@ -1212,7 +1212,7 @@ int cmake::DoPreConfigureChecks()
     cacheStart += "/CMakeLists.txt";
     std::string currentStart = this->GetHomeDirectory();
     currentStart += "/CMakeLists.txt";
-    if(!cmSystemTools::SameFile(cacheStart.c_str(), currentStart.c_str()))
+    if(!cmSystemTools::SameFile(cacheStart, currentStart))
       {
       std::string message = "The source \"";
       message += currentStart;
@@ -1948,7 +1948,7 @@ void cmake::UpdateConversionPathTable()
         {
         // two entries per line
         table >> a; table >> b;
-        cmSystemTools::AddTranslationPath( a.c_str(), b.c_str());
+        cmSystemTools::AddTranslationPath( a, b);
         }
       }
     }
@@ -2043,7 +2043,7 @@ int cmake::CheckBuildSystem()
       pi != products.end(); ++pi)
     {
     if(!(cmSystemTools::FileExists(pi->c_str()) ||
-         cmSystemTools::FileIsSymlink(pi->c_str())))
+         cmSystemTools::FileIsSymlink(*pi)))
       {
       if(verbose)
         {
@@ -2166,7 +2166,7 @@ void cmake::TruncateOutputLog(const char* fname)
     }
   if ( !this->CacheManager->GetCacheValue("CMAKE_CACHEFILE_DIR") )
     {
-    cmSystemTools::RemoveFile(fullPath.c_str());
+    cmSystemTools::RemoveFile(fullPath);
     return;
     }
   off_t fsize = st.st_size;
@@ -2392,7 +2392,7 @@ int cmake::GetSystemInformation(std::vector<std::string>& args)
   std::string resultFile;
   std::string cwd = cmSystemTools::GetCurrentWorkingDirectory();
   std::string destPath = cwd + "/__cmake_systeminformation";
-  cmSystemTools::RemoveADirectory(destPath.c_str());
+  cmSystemTools::RemoveADirectory(destPath);
   if (!cmSystemTools::MakeDirectory(destPath.c_str()))
     {
     std::cerr << "Error: --system-information must be run from a "
@@ -2474,7 +2474,7 @@ int cmake::GetSystemInformation(std::vector<std::string>& args)
     }
 
   // now run cmake on the CMakeLists file
-  cmSystemTools::ChangeDirectory(destPath.c_str());
+  cmSystemTools::ChangeDirectory(destPath);
   std::vector<std::string> args2;
   args2.push_back(args[0]);
   args2.push_back(destPath);
@@ -2490,12 +2490,12 @@ int cmake::GetSystemInformation(std::vector<std::string>& args)
     }
 
   // change back to the original directory
-  cmSystemTools::ChangeDirectory(cwd.c_str());
+  cmSystemTools::ChangeDirectory(cwd);
 
   // echo results to stdout if needed
   if (writeToStdout)
     {
-    FILE* fin = cmsys::SystemTools::Fopen(resultFile.c_str(), "r");
+    FILE* fin = cmsys::SystemTools::Fopen(resultFile, "r");
     if(fin)
       {
       const int bufferSize = 4096;
@@ -2514,7 +2514,7 @@ int cmake::GetSystemInformation(std::vector<std::string>& args)
     }
 
   // clean up the directory
-  cmSystemTools::RemoveADirectory(destPath.c_str());
+  cmSystemTools::RemoveADirectory(destPath);
   return 0;
 }
 
@@ -2770,7 +2770,7 @@ int cmake::Build(const std::string& dir,
                  const std::vector<std::string>& nativeOptions,
                  bool clean)
 {
-  if(!cmSystemTools::FileIsDirectory(dir.c_str()))
+  if(!cmSystemTools::FileIsDirectory(dir))
     {
     std::cerr << "Error: " << dir << " is not a directory\n";
     return 1;
diff --git a/Source/cmcmd.cxx b/Source/cmcmd.cxx
index a0c67e0..f5436ff 100644
--- a/Source/cmcmd.cxx
+++ b/Source/cmcmd.cxx
@@ -128,7 +128,7 @@ int cmcmd::ExecuteCMakeCommand(std::vector<std::string>& args)
     // Copy directory content
     if (args[1] == "copy_directory" && args.size() == 4)
       {
-      if(!cmSystemTools::CopyADirectory(args[2].c_str(), args[3].c_str()))
+      if(!cmSystemTools::CopyADirectory(args[2], args[3]))
         {
         std::cerr << "Error copying directory from \""
                   << args[2] << "\" to \"" << args[3]
@@ -155,7 +155,7 @@ int cmcmd::ExecuteCMakeCommand(std::vector<std::string>& args)
     // Compare files
     if (args[1] == "compare_files" && args.size() == 4)
       {
-      if(cmSystemTools::FilesDiffer(args[2].c_str(), args[3].c_str()))
+      if(cmSystemTools::FilesDiffer(args[2], args[3]))
         {
         std::cerr << "Files \""
                   << args[2] << "\" to \"" << args[3]
@@ -269,8 +269,8 @@ int cmcmd::ExecuteCMakeCommand(std::vector<std::string>& args)
 
     else if (args[1] == "remove_directory" && args.size() == 3)
       {
-      if(cmSystemTools::FileIsDirectory(args[2].c_str()) &&
-         !cmSystemTools::RemoveADirectory(args[2].c_str()))
+      if(cmSystemTools::FileIsDirectory(args[2]) &&
+         !cmSystemTools::RemoveADirectory(args[2]))
         {
         std::cerr << "Error removing directory \"" << args[2]
                   << "\".\n";
@@ -293,7 +293,7 @@ int cmcmd::ExecuteCMakeCommand(std::vector<std::string>& args)
           {
           // Complain if the file could not be removed, still exists,
           // and the -f option was not given.
-          if(!cmSystemTools::RemoveFile(args[cc].c_str()) && !force &&
+          if(!cmSystemTools::RemoveFile(args[cc]) && !force &&
              cmSystemTools::FileExists(args[cc].c_str()))
             {
             return 1;
@@ -309,7 +309,7 @@ int cmcmd::ExecuteCMakeCommand(std::vector<std::string>& args)
         {
         // Complain if the file could not be removed, still exists,
         // and the -f option was not given.
-        if(!cmSystemTools::Touch(args[cc].c_str(), true))
+        if(!cmSystemTools::Touch(args[cc], true))
           {
           return 1;
           }
@@ -323,7 +323,7 @@ int cmcmd::ExecuteCMakeCommand(std::vector<std::string>& args)
         {
         // Complain if the file could not be removed, still exists,
         // and the -f option was not given.
-        if(!cmSystemTools::Touch(args[cc].c_str(), false))
+        if(!cmSystemTools::Touch(args[cc], false))
           {
           return 1;
           }
@@ -453,10 +453,10 @@ int cmcmd::ExecuteCMakeCommand(std::vector<std::string>& args)
       // basically remove the directory
       std::string dirName = args[2];
       dirName += "/Progress";
-      cmSystemTools::RemoveADirectory(dirName.c_str());
+      cmSystemTools::RemoveADirectory(dirName);
 
       // is the last argument a filename that exists?
-      FILE *countFile = cmsys::SystemTools::Fopen(args[3].c_str(),"r");
+      FILE *countFile = cmsys::SystemTools::Fopen(args[3],"r");
       int count;
       if (countFile)
         {
@@ -476,7 +476,7 @@ int cmcmd::ExecuteCMakeCommand(std::vector<std::string>& args)
         // write the count into the directory
         std::string fName = dirName;
         fName += "/count.txt";
-        FILE *progFile = cmsys::SystemTools::Fopen(fName.c_str(),"w");
+        FILE *progFile = cmsys::SystemTools::Fopen(fName,"w");
         if (progFile)
           {
           fprintf(progFile,"%i\n",count);
@@ -497,7 +497,7 @@ int cmcmd::ExecuteCMakeCommand(std::vector<std::string>& args)
       // read the count
       fName = dirName;
       fName += "/count.txt";
-      progFile = cmsys::SystemTools::Fopen(fName.c_str(),"r");
+      progFile = cmsys::SystemTools::Fopen(fName,"r");
       int count = 0;
       if (!progFile)
         {
@@ -517,7 +517,7 @@ int cmcmd::ExecuteCMakeCommand(std::vector<std::string>& args)
         fName = dirName;
         fName += "/";
         fName += args[i];
-        progFile = cmsys::SystemTools::Fopen(fName.c_str(),"w");
+        progFile = cmsys::SystemTools::Fopen(fName,"w");
         if (progFile)
           {
           fprintf(progFile,"empty");
@@ -525,7 +525,7 @@ int cmcmd::ExecuteCMakeCommand(std::vector<std::string>& args)
           }
         }
       int fileNum = static_cast<int>
-        (cmsys::Directory::GetNumberOfFilesInDirectory(dirName.c_str()));
+        (cmsys::Directory::GetNumberOfFilesInDirectory(dirName));
       if (count > 0)
         {
         // print the progress
@@ -660,10 +660,10 @@ int cmcmd::ExecuteCMakeCommand(std::vector<std::string>& args)
 
       // Create a local generator configured for the directory in
       // which dependencies will be scanned.
-      homeDir = cmSystemTools::CollapseFullPath(homeDir.c_str());
-      startDir = cmSystemTools::CollapseFullPath(startDir.c_str());
-      homeOutDir = cmSystemTools::CollapseFullPath(homeOutDir.c_str());
-      startOutDir = cmSystemTools::CollapseFullPath(startOutDir.c_str());
+      homeDir = cmSystemTools::CollapseFullPath(homeDir);
+      startDir = cmSystemTools::CollapseFullPath(startDir);
+      homeOutDir = cmSystemTools::CollapseFullPath(homeOutDir);
+      startOutDir = cmSystemTools::CollapseFullPath(startOutDir);
       cm.SetHomeDirectory(homeDir);
       cm.SetStartDirectory(startDir);
       cm.SetHomeOutputDirectory(homeOutDir);
@@ -885,9 +885,9 @@ int cmcmd::SymlinkExecutable(std::vector<std::string>& args)
 bool cmcmd::SymlinkInternal(std::string const& file, std::string const& link)
 {
   if(cmSystemTools::FileExists(link.c_str()) ||
-     cmSystemTools::FileIsSymlink(link.c_str()))
+     cmSystemTools::FileIsSymlink(link))
     {
-    cmSystemTools::RemoveFile(link.c_str());
+    cmSystemTools::RemoveFile(link);
     }
 #if defined(_WIN32) && !defined(__CYGWIN__)
   return cmSystemTools::CopyFileAlways(file.c_str(), link.c_str());
@@ -1318,7 +1318,7 @@ int cmcmd::VisualStudioLinkIncremental(std::vector<std::string>& args,
     }
   std::string manifestFile = targetName;
   manifestFile += ".embed.manifest";
-  std::string fullPath= cmSystemTools::CollapseFullPath(manifestFile.c_str());
+  std::string fullPath= cmSystemTools::CollapseFullPath(manifestFile);
   fout << type << " /* CREATEPROCESS_MANIFEST_RESOURCE_ID "
     "*/ 24 /* RT_MANIFEST */ " << "\"" << fullPath << "\"";
   fout.close();