1 files changed, 304 insertions, 39 deletions

diff --git a/Source/cmake.cxx b/Source/cmake.cxx
index 1b49837..71dca3a 100644
--- a/Source/cmake.cxx
+++ b/Source/cmake.cxx
@@ -20,6 +20,7 @@
 #include "cmCommand.h"
 #include "cmFileTimeComparison.h"
 #include "cmGeneratedFileStream.h"
+#include "cmQtAutomoc.h"
 #include "cmSourceFile.h"
 #include "cmVersion.h"
 #include "cmTest.h"
@@ -62,9 +63,13 @@
 #    include "cmGlobalVisualStudio71Generator.h"
 #    include "cmGlobalVisualStudio8Generator.h"
 #    include "cmGlobalVisualStudio9Generator.h"
+#    include "cmGlobalVisualStudio9IA64Generator.h"
 #    include "cmGlobalVisualStudio9Win64Generator.h"
 #    include "cmGlobalVisualStudio10Generator.h"
+#    include "cmGlobalVisualStudio10IA64Generator.h"
 #    include "cmGlobalVisualStudio10Win64Generator.h"
+#    include "cmGlobalVisualStudio11Generator.h"
+#    include "cmGlobalVisualStudio11Win64Generator.h"
 #    include "cmGlobalVisualStudio8Win64Generator.h"
 #    include "cmGlobalBorlandMakefileGenerator.h"
 #    include "cmGlobalNMakeMakefileGenerator.h"
@@ -138,9 +143,20 @@ void cmNeedBackwardsCompatibility(const std::string& variable,
 #endif
 }
 
+void cmWarnUnusedCliWarning(const std::string& variable,
+  int, void* ctx, const char*, const cmMakefile*)
+{
+  cmake* cm = reinterpret_cast<cmake*>(ctx);
+  cm->MarkCliAsUsed(variable);
+}
+
 cmake::cmake()
 {
   this->Trace = false;
+  this->WarnUninitialized = false;
+  this->WarnUnused = false;
+  this->WarnUnusedCli = true;
+  this->CheckSystemVars = false;
   this->SuppressDevWarnings = false;
   this->DoSuppressDevWarnings = false;
   this->DebugOutput = false;
@@ -169,7 +185,7 @@ cmake::cmake()
   this->GlobalGenerator = 0;
   this->ProgressCallback = 0;
   this->ProgressCallbackClientData = 0;
-  this->ScriptMode = false;
+  this->CurrentWorkingMode = NORMAL_MODE;
 
 #ifdef CMAKE_BUILD_WITH_CMAKE
   this->VariableWatch = new cmVariableWatch;
@@ -342,6 +358,7 @@ void cmake::RemoveUnscriptableCommands()
 // Parse the args
 bool cmake::SetCacheArgs(const std::vector<std::string>& args)
 {
+  bool findPackageMode = false;
   for(unsigned int i=1; i < args.size(); ++i)
     {
     std::string arg = args[i];
@@ -367,6 +384,10 @@ bool cmake::SetCacheArgs(const std::vector<std::string>& args)
         {
         this->CacheManager->AddCacheEntry(var.c_str(), value.c_str(),
           "No help, variable specified on the command line.", type);
+        if(this->WarnUnusedCli)
+          {
+          this->WatchUnusedCli(var.c_str());
+          }
         }
       else
         {
@@ -447,7 +468,7 @@ bool cmake::SetCacheArgs(const std::vector<std::string>& args)
           }
         }
       std::cerr << "loading initial cache file " << path.c_str() << "\n";
-      this->ReadListFile(path.c_str());
+      this->ReadListFile(args, path.c_str());
       }
     else if(arg.find("-P",0) == 0)
       {
@@ -463,13 +484,24 @@ bool cmake::SetCacheArgs(const std::vector<std::string>& args)
         cmSystemTools::Error("No cmake script provided.");
         return false;
         }
-      this->ReadListFile(path.c_str());
+      this->ReadListFile(args, path.c_str());
+      }
+    else if (arg.find("--find-package",0) == 0)
+      {
+      findPackageMode = true;
       }
     }
+
+  if (findPackageMode)
+    {
+    return this->FindPackage(args);
+    }
+
   return true;
 }
 
-void cmake::ReadListFile(const char *path)
+void cmake::ReadListFile(const std::vector<std::string>& args,
+                         const char *path)
 {
   // if a generator was not yet created, temporarily create one
   cmGlobalGenerator *gg = this->GetGlobalGenerator();
@@ -495,6 +527,14 @@ void cmake::ReadListFile(const char *path)
       (cmSystemTools::GetCurrentWorkingDirectory().c_str());
     lg->GetMakefile()->SetStartDirectory
       (cmSystemTools::GetCurrentWorkingDirectory().c_str());
+    if (this->GetWorkingMode() != NORMAL_MODE)
+      {
+      std::string file(cmSystemTools::CollapseFullPath(path));
+      cmSystemTools::ConvertToUnixSlashes(file);
+      lg->GetMakefile()->SetScriptModeFile(file.c_str());
+
+      lg->GetMakefile()->SetArgcArgv(args);
+      }
     if (!lg->GetMakefile()->ReadListFile(0, path))
       {
       cmSystemTools::Error("Error processing file:", path);
@@ -508,10 +548,116 @@ void cmake::ReadListFile(const char *path)
     }
 }
 
+
+bool cmake::FindPackage(const std::vector<std::string>& args)
+{
+  // if a generator was not yet created, temporarily create one
+  cmGlobalGenerator *gg = new cmGlobalGenerator;
+  gg->SetCMakeInstance(this);
+  this->SetGlobalGenerator(gg);
+
+  // read in the list file to fill the cache
+  std::auto_ptr<cmLocalGenerator> lg(gg->CreateLocalGenerator());
+  cmMakefile* mf = lg->GetMakefile();
+  mf->SetHomeOutputDirectory
+    (cmSystemTools::GetCurrentWorkingDirectory().c_str());
+  mf->SetStartOutputDirectory
+    (cmSystemTools::GetCurrentWorkingDirectory().c_str());
+  mf->SetHomeDirectory
+    (cmSystemTools::GetCurrentWorkingDirectory().c_str());
+  mf->SetStartDirectory
+    (cmSystemTools::GetCurrentWorkingDirectory().c_str());
+
+  mf->SetArgcArgv(args);
+
+  std::string systemFile = mf->GetModulesFile("CMakeFindPackageMode.cmake");
+  mf->ReadListFile(0, systemFile.c_str());
+
+  std::string language = mf->GetSafeDefinition("LANGUAGE");
+  std::string mode = mf->GetSafeDefinition("MODE");
+  std::string packageName = mf->GetSafeDefinition("NAME");
+  bool packageFound = mf->IsOn("PACKAGE_FOUND");
+  bool quiet = mf->IsOn("PACKAGE_QUIET");
+
+  if (!packageFound)
+    {
+    if (!quiet)
+      {
+      printf("%s not found.\n", packageName.c_str());
+      }
+    }
+  else if (mode == "EXIST")
+    {
+    if (!quiet)
+      {
+      printf("%s found.\n", packageName.c_str());
+      }
+    }
+  else if (mode == "COMPILE")
+    {
+    std::string includes = mf->GetSafeDefinition("PACKAGE_INCLUDE_DIRS");
+    std::vector<std::string> includeDirs;
+    cmSystemTools::ExpandListArgument(includes, includeDirs);
+    for(std::vector<std::string>::const_iterator dirIt=includeDirs.begin();
+            dirIt != includeDirs.end();
+            ++dirIt)
+      {
+      mf->AddIncludeDirectory(dirIt->c_str(), false);
+      }
+
+    std::string includeFlags = lg->GetIncludeFlags(language.c_str(), false);
+    std::string definitions = mf->GetSafeDefinition("PACKAGE_DEFINITIONS");
+    printf("%s %s\n", includeFlags.c_str(), definitions.c_str());
+    }
+  else if (mode == "LINK")
+    {
+    const char* targetName = "dummy";
+    std::vector<std::string> srcs;
+    cmTarget* tgt = mf->AddExecutable(targetName, srcs, true);
+    tgt->SetProperty("LINKER_LANGUAGE", language.c_str());
+
+    std::string libs = mf->GetSafeDefinition("PACKAGE_LIBRARIES");
+    std::vector<std::string> libList;
+    cmSystemTools::ExpandListArgument(libs, libList);
+    for(std::vector<std::string>::const_iterator libIt=libList.begin();
+            libIt != libList.end();
+            ++libIt)
+      {
+      mf->AddLinkLibraryForTarget(targetName, libIt->c_str(),
+                                  cmTarget::GENERAL);
+      }
+
+
+    std::string linkLibs;
+    std::string flags;
+    std::string linkFlags;
+    lg->GetTargetFlags(linkLibs, flags, linkFlags, *tgt);
+
+    printf("%s\n", linkLibs.c_str() );
+
+/*    if ( use_win32 )
+      {
+      tgt->SetProperty("WIN32_EXECUTABLE", "ON");
+      }
+    if ( use_macbundle)
+      {
+      tgt->SetProperty("MACOSX_BUNDLE", "ON");
+      }*/
+    }
+
+  // free generic one if generated
+//  this->SetGlobalGenerator(0); // setting 0-pointer is not possible
+//  delete gg; // this crashes inside the cmake instance
+
+  return packageFound;
+}
+
+
 // Parse the args
-void cmake::SetArgs(const std::vector<std::string>& args)
+void cmake::SetArgs(const std::vector<std::string>& args,
+                    bool directoriesSetBefore)
 {
-  bool directoriesSet = false;
+  bool directoriesSet = directoriesSetBefore;
   for(unsigned int i=1; i < args.size(); ++i)
     {
     std::string arg = args[i];
@@ -579,6 +725,11 @@ void cmake::SetArgs(const std::vector<std::string>& args)
       // skip for now
       i++;
       }
+    else if(arg.find("--find-package",0) == 0)
+      {
+      // skip for now
+      i++;
+      }
     else if(arg.find("-Wno-dev",0) == 0)
       {
       // skip for now
@@ -613,6 +764,28 @@ void cmake::SetArgs(const std::vector<std::string>& args)
       std::cout << "Running with trace output on.\n";
       this->SetTrace(true);
       }
+    else if(arg.find("--warn-uninitialized",0) == 0)
+      {
+      std::cout << "Warn about uninitialized values.\n";
+      this->SetWarnUninitialized(true);
+      }
+    else if(arg.find("--warn-unused-vars",0) == 0)
+      {
+      std::cout << "Finding unused variables.\n";
+      this->SetWarnUnused(true);
+      }
+    else if(arg.find("--no-warn-unused-cli",0) == 0)
+      {
+      std::cout << "Not searching for unused variables given on the " <<
+                   "command line.\n";
+      this->SetWarnUnusedCli(false);
+      }
+    else if(arg.find("--check-system-vars",0) == 0)
+      {
+      std::cout << "Also check system files when warning about unused and " <<
+                   "uninitialized variables.\n";
+      this->SetCheckSystemVars(true);
+      }
     else if(arg.find("-G",0) == 0)
       {
       std::string value = arg.substr(2);
@@ -942,36 +1115,37 @@ void CMakeCommandUsage(const char* program)
     << "Usage: " << program << " -E [command] [arguments ...]\n"
     << "Available commands: \n"
     << "  chdir dir cmd [args]...   - run command in a given directory\n"
-    << "  rename oldname newname    - rename a file or directory "
-       "(on one volume)\n"
+    << "  compare_files file1 file2 - check if file1 is same as file2\n"
     << "  copy file destination     - copy file to destination (either file "
        "or directory)\n"
-    << "  copy_if_different in-file out-file  - copy file if input has "
-       "changed\n"
     << "  copy_directory source destination   - copy directory 'source' "
        "content to directory 'destination'\n"
-    << "  compare_files file1 file2 - check if file1 is same as file2\n"
+    << "  copy_if_different in-file out-file  - copy file if input has "
+       "changed\n"
     << "  echo [string]...          - displays arguments as text\n"
     << "  echo_append [string]...   - displays arguments as text but no new "
        "line\n"
     << "  environment               - display the current environment\n"
     << "  make_directory dir        - create a directory\n"
     << "  md5sum file1 [...]        - compute md5sum of files\n"
-    << "  remove_directory dir      - remove a directory and its contents\n"
     << "  remove [-f] file1 file2 ... - remove the file(s), use -f to force "
        "it\n"
+    << "  remove_directory dir      - remove a directory and its contents\n"
+    << "  rename oldname newname    - rename a file or directory "
+       "(on one volume)\n"
     << "  tar [cxt][vfz][cvfj] file.tar "
     "file/dir1 file/dir2 ... - create a tar "
     "archive\n"
     << "  time command [args] ...   - run command and return elapsed time\n"
     << "  touch file                - touch a file.\n"
     << "  touch_nocreate file       - touch a file but do not create it.\n"
-    << "  build build_dir           - build the project in build_dir.\n"
 #if defined(_WIN32) && !defined(__CYGWIN__)
-    << "  write_regv key value      - write registry value\n"
-    << "  delete_regv key           - delete registry value\n"
+    << "Available on Windows only:\n"
     << "  comspec                   - on windows 9x use this for RunCommand\n"
+    << "  delete_regv key           - delete registry value\n"
+    << "  write_regv key value      - write registry value\n"
 #else
+    << "Available on UNIX only:\n"
     << "  create_symlink old new    - create a symbolic link new -> old\n"
 #endif
     ;
@@ -1248,7 +1422,7 @@ int cmake::ExecuteCMakeCommand(std::vector<std::string>& args)
       int retval = 0;
       int timeout = 0;
       if ( cmSystemTools::RunSingleCommand(command.c_str(), 0, &retval,
-                                           directory.c_str(), true, timeout) )
+             directory.c_str(), cmSystemTools::OUTPUT_MERGE, timeout) )
         {
         return retval;
         }
@@ -1521,6 +1695,12 @@ int cmake::ExecuteCMakeCommand(std::vector<std::string>& args)
       {
       return cmake::ExecuteEchoColor(args);
       }
+    else if (args[1] == "cmake_automoc")
+      {
+        cmQtAutomoc automoc;
+        automoc.Run(args[2].c_str());
+        return 0;
+      }
 #endif
 
     // Tar files
@@ -1953,7 +2133,7 @@ int cmake::ActualConfigure()
   this->CleanupCommandsAndMacros();
 
   int res = 0;
-  if ( !this->ScriptMode )
+  if ( this->GetWorkingMode() == NORMAL_MODE )
     {
     res = this->DoPreConfigureChecks();
     }
@@ -2000,8 +2180,11 @@ int cmake::ActualConfigure()
       std::string installedCompiler;
       // Try to find the newest VS installed on the computer and
       // use that as a default if -G is not specified
-      std::string vsregBase =
-        "[HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\VisualStudio\\";
+      const std::string vsregBase =
+        "[HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\";
+      std::vector<std::string> vsVerions;
+      vsVerions.push_back("VisualStudio\\");
+      vsVerions.push_back("VCExpress\\");
       struct VSRegistryEntryName
       {
         const char* MSVersion;
@@ -2015,14 +2198,18 @@ int cmake::ActualConfigure()
         {"9.0", "Visual Studio 9 2008"},
         {"10.0", "Visual Studio 10"},
         {0, 0}};
-      for(int i =0; version[i].MSVersion != 0; i++)
+      for(size_t b=0; b < vsVerions.size() && installedCompiler.empty(); b++)
         {
-        std::string reg = vsregBase + version[i].MSVersion;
-        reg += ";InstallDir]";
-        cmSystemTools::ExpandRegistryValues(reg);
-        if (!(reg == "/registry"))
+        for(int i =0; version[i].MSVersion != 0; i++)
           {
-          installedCompiler = version[i].GeneratorName;
+          std::string reg = vsregBase + vsVerions[b] + version[i].MSVersion;
+          reg += ";InstallDir]";
+          cmSystemTools::ExpandRegistryValues(reg,
+                                              cmSystemTools::KeyWOW64_32);
+          if (!(reg == "/registry"))
+            {
+            installedCompiler = version[i].GeneratorName;
+            }
           }
         }
       cmGlobalGenerator* gen
@@ -2141,7 +2328,7 @@ int cmake::ActualConfigure()
     this->CacheManager->RemoveCacheEntry("CMAKE_EXTRA_GENERATOR");
     }
   // only save the cache if there were no fatal errors
-  if ( !this->ScriptMode )
+  if ( this->GetWorkingMode() == NORMAL_MODE )
     {
     this->CacheManager->SaveCache(this->GetHomeOutputDirectory());
     }
@@ -2159,13 +2346,14 @@ int cmake::ActualConfigure()
 
 void cmake::PreLoadCMakeFiles()
 {
+  std::vector<std::string> args;
   std::string pre_load = this->GetHomeDirectory();
   if ( pre_load.size() > 0 )
     {
     pre_load += "/PreLoad.cmake";
     if ( cmSystemTools::FileExists(pre_load.c_str()) )
       {
-      this->ReadListFile(pre_load.c_str());
+      this->ReadListFile(args, pre_load.c_str());
       }
     }
   pre_load = this->GetHomeOutputDirectory();
@@ -2174,7 +2362,7 @@ void cmake::PreLoadCMakeFiles()
     pre_load += "/PreLoad.cmake";
     if ( cmSystemTools::FileExists(pre_load.c_str()) )
       {
-      this->ReadListFile(pre_load.c_str());
+      this->ReadListFile(args, pre_load.c_str());
       }
     }
 }
@@ -2206,7 +2394,7 @@ int cmake::Run(const std::vector<std::string>& args, bool noconfigure)
   // set the cmake command
   this->CMakeCommand = args[0];
 
-  if ( !this->ScriptMode )
+  if ( this->GetWorkingMode() == NORMAL_MODE )
     {
     // load the cache
     if(this->LoadCache() < 0)
@@ -2227,7 +2415,7 @@ int cmake::Run(const std::vector<std::string>& args, bool noconfigure)
     }
 
   // In script mode we terminate after running the script.
-  if(this->ScriptMode)
+  if(this->GetWorkingMode() != NORMAL_MODE)
     {
     if(cmSystemTools::GetErrorOccuredFlag())
       {
@@ -2273,7 +2461,7 @@ int cmake::Run(const std::vector<std::string>& args, bool noconfigure)
   this->SetStartDirectory(this->GetHomeDirectory());
   this->SetStartOutputDirectory(this->GetHomeOutputDirectory());
   int ret = this->Configure();
-  if (ret || this->ScriptMode)
+  if (ret || this->GetWorkingMode() != NORMAL_MODE)
     {
 #if defined(CMAKE_HAVE_VS_GENERATORS)
     if(!this->VSSolutionFile.empty() && this->GlobalGenerator)
@@ -2314,6 +2502,10 @@ int cmake::Generate()
     return -1;
     }
   this->GlobalGenerator->Generate();
+  if(this->WarnUnusedCli)
+    {
+    this->RunCheckForUnusedVariables();
+    }
   if(cmSystemTools::GetErrorOccuredFlag())
     {
     return -1;
@@ -2323,6 +2515,13 @@ int cmake::Generate()
     this->ReportUndefinedPropertyAccesses
       (this->GetProperty("REPORT_UNDEFINED_PROPERTIES"));
     }
+  // Save the cache again after a successful Generate so that any internal
+  // variables created during Generate are saved. (Specifically target GUIDs
+  // for the Visual Studio and Xcode generators.)
+  if ( this->GetWorkingMode() == NORMAL_MODE )
+    {
+    this->CacheManager->SaveCache(this->GetHomeOutputDirectory());
+    }
   return 0;
 }
 
@@ -2362,14 +2561,22 @@ void cmake::AddDefaultGenerators()
     &cmGlobalVisualStudio7Generator::New;
   this->Generators[cmGlobalVisualStudio10Generator::GetActualName()] =
     &cmGlobalVisualStudio10Generator::New;
+  this->Generators[cmGlobalVisualStudio10IA64Generator::GetActualName()] =
+    &cmGlobalVisualStudio10IA64Generator::New;
   this->Generators[cmGlobalVisualStudio10Win64Generator::GetActualName()] =
     &cmGlobalVisualStudio10Win64Generator::New;
+  this->Generators[cmGlobalVisualStudio11Generator::GetActualName()] =
+    &cmGlobalVisualStudio11Generator::New;
+  this->Generators[cmGlobalVisualStudio11Win64Generator::GetActualName()] =
+    &cmGlobalVisualStudio11Win64Generator::New;
   this->Generators[cmGlobalVisualStudio71Generator::GetActualName()] =
     &cmGlobalVisualStudio71Generator::New;
   this->Generators[cmGlobalVisualStudio8Generator::GetActualName()] =
     &cmGlobalVisualStudio8Generator::New;
   this->Generators[cmGlobalVisualStudio9Generator::GetActualName()] =
     &cmGlobalVisualStudio9Generator::New;
+  this->Generators[cmGlobalVisualStudio9IA64Generator::GetActualName()] =
+    &cmGlobalVisualStudio9IA64Generator::New;
   this->Generators[cmGlobalVisualStudio9Win64Generator::GetActualName()] =
     &cmGlobalVisualStudio9Win64Generator::New;
   this->Generators[cmGlobalVisualStudio8Win64Generator::GetActualName()] =
@@ -2657,7 +2864,7 @@ int cmake::CheckBuildSystem()
     return 1;
     }
 
-  // Find find the newest dependency.
+  // Find the newest dependency.
   std::vector<std::string>::iterator dep = depends.begin();
   std::string dep_newest = *dep++;
   for(;dep != depends.end(); ++dep)
@@ -2683,7 +2890,7 @@ int cmake::CheckBuildSystem()
       }
     }
 
-  // Find find the oldest output.
+  // Find the oldest output.
   std::vector<std::string>::iterator out = outputs.begin();
   std::string out_oldest = *out++;
   for(;out != outputs.end(); ++out)
@@ -2836,6 +3043,17 @@ const char* cmake::GetCPackCommand()
 }
 
 
+const char* cmake::GetCMakeCommand()
+{
+  return this->CMakeCommand.c_str();
+}
+
+
+void cmake::MarkCliAsUsed(const std::string& variable)
+{
+  this->UsedCliVariables[variable] = true;
+}
+
 void cmake::GenerateGraphViz(const char* fileName) const
 {
 #ifdef CMAKE_BUILD_WITH_CMAKE
@@ -2850,6 +3068,7 @@ void cmake::GenerateGraphViz(const char* fileName) const
   gvWriter->ReadSettings(settingsFile.c_str(), fallbackSettingsFile.c_str());
 
   gvWriter->WritePerTargetFiles(fileName);
+  gvWriter->WriteTargetDependersFiles(fileName);
   gvWriter->WriteGlobalFile(fileName);
 
 #endif
@@ -3453,7 +3672,7 @@ void cmake::SetProperty(const char* prop, const char* value)
   this->Properties.SetProperty(prop, value, cmProperty::GLOBAL);
 }
 
-void cmake::AppendProperty(const char* prop, const char* value)
+void cmake::AppendProperty(const char* prop, const char* value, bool asString)
 {
   if (!prop)
     {
@@ -3466,7 +3685,7 @@ void cmake::AppendProperty(const char* prop, const char* value)
     this->DebugConfigs.clear();
     }
 
-  this->Properties.AppendProperty(prop, value, cmProperty::GLOBAL);
+  this->Properties.AppendProperty(prop, value, cmProperty::GLOBAL, asString);
 }
 
 const char *cmake::GetProperty(const char* prop)
@@ -3895,7 +4114,7 @@ bool cmake::RunCommand(const char* comment,
   // use rc command to create .res file
   cmSystemTools::RunSingleCommand(command,
                                   &output,
-                                  &retCode, 0, false);
+                                  &retCode, 0, cmSystemTools::OUTPUT_NONE);
   // always print the output of the command, unless
   // it is the dumb rc command banner, but if the command
   // returned an error code then print the output anyway as
@@ -4060,7 +4279,10 @@ int cmake::VisualStudioLinkNonIncremental(std::vector<std::string>& args,
     return -1;
     }
   // Run the link command as given
-  linkCommand.push_back("/MANIFEST");
+  if (hasManifest)
+    {
+    linkCommand.push_back("/MANIFEST");
+    }
   if(!cmake::RunCommand("LINK", linkCommand, verbose))
     {
     return -1;
@@ -4210,7 +4432,8 @@ int cmake::Build(const std::string& dir,
                  const std::string& target,
                  const std::string& config,
                  const std::vector<std::string>& nativeOptions,
-                 bool clean)
+                 bool clean,
+                 cmSystemTools::OutputOption outputflag)
 {
   if(!cmSystemTools::FileIsDirectory(dir.c_str()))
     {
@@ -4252,6 +4475,48 @@ int cmake::Build(const std::string& dir,
                     projName.c_str(), target.c_str(),
                     &output,
                     makeProgram.c_str(),
-                    config.c_str(), clean, false, 0, true,
+                    config.c_str(), clean, false, 0, outputflag,
                     0, nativeOptions);
 }
+
+void cmake::WatchUnusedCli(const char* var)
+{
+#ifdef CMAKE_BUILD_WITH_CMAKE
+  this->VariableWatch->AddWatch(var, cmWarnUnusedCliWarning, this);
+  if(this->UsedCliVariables.find(var) == this->UsedCliVariables.end())
+    {
+    this->UsedCliVariables[var] = false;
+    }
+#endif
+}
+
+void cmake::UnwatchUnusedCli(const char* var)
+{
+#ifdef CMAKE_BUILD_WITH_CMAKE
+  this->VariableWatch->RemoveWatch(var, cmWarnUnusedCliWarning);
+  this->UsedCliVariables.erase(var);
+#endif
+}
+
+void cmake::RunCheckForUnusedVariables()
+{
+#ifdef CMAKE_BUILD_WITH_CMAKE
+  bool haveUnused = false;
+  cmOStringStream msg;
+  msg << "Manually-specified variables were not used by the project:";
+  for(std::map<cmStdString, bool>::const_iterator
+        it = this->UsedCliVariables.begin();
+      it != this->UsedCliVariables.end(); ++it)
+    {
+    if(!it->second)
+      {
+      haveUnused = true;
+      msg << "\n  " << it->first;
+      }
+    }
+  if(haveUnused)
+    {
+    this->IssueMessage(cmake::WARNING, msg.str(), cmListFileBacktrace());
+    }
+#endif
+}