Imported Upstream version 2.8.9upstream/2.8.9

1 files changed, 2510 insertions, 0 deletions

diff --git a/Source/cmGlobalGenerator.cxx b/Source/cmGlobalGenerator.cxx
new file mode 100644
index 000000000..a47ca3677
--- /dev/null
+++ b/Source/cmGlobalGenerator.cxx
@@ -0,0 +1,2510 @@
+/*============================================================================
+  CMake - Cross Platform Makefile Generator
+  Copyright 2000-2009 Kitware, Inc., Insight Software Consortium
+
+  Distributed under the OSI-approved BSD License (the "License");
+  see accompanying file Copyright.txt for details.
+
+  This software is distributed WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+  See the License for more information.
+============================================================================*/
+#if defined(_WIN32) && !defined(__CYGWIN__)
+#include "windows.h" // this must be first to define GetCurrentDirectory
+#endif
+
+#include "cmGlobalGenerator.h"
+#include "cmLocalGenerator.h"
+#include "cmExternalMakefileProjectGenerator.h"
+#include "cmake.h"
+#include "cmMakefile.h"
+#include "cmQtAutomoc.h"
+#include "cmSourceFile.h"
+#include "cmVersion.h"
+#include "cmExportInstallFileGenerator.h"
+#include "cmComputeTargetDepends.h"
+#include "cmGeneratedFileStream.h"
+#include "cmGeneratorTarget.h"
+
+#include <cmsys/Directory.hxx>
+
+#if defined(CMAKE_BUILD_WITH_CMAKE)
+# include <cmsys/MD5.h>
+#endif
+
+#include <stdlib.h> // required for atof
+
+#include <assert.h>
+
+cmGlobalGenerator::cmGlobalGenerator()
+{
+  // By default the .SYMBOLIC dependency is not needed on symbolic rules.
+  this->NeedSymbolicMark = false;
+
+  // by default use the native paths
+  this->ForceUnixPaths = false;
+
+  // By default do not try to support color.
+  this->ToolSupportsColor = false;
+
+  // By default do not use link scripts.
+  this->UseLinkScript = false;
+
+  // Whether an install target is needed.
+  this->InstallTargetEnabled = false;
+
+  // how long to let try compiles run
+  this->TryCompileTimeout = 0;
+
+  this->ExtraGenerator = 0;
+  this->CurrentLocalGenerator = 0;
+  this->TryCompileOuterMakefile = 0;
+}
+
+cmGlobalGenerator::~cmGlobalGenerator()
+{
+  // Delete any existing cmLocalGenerators
+  for (unsigned int i = 0; i < this->LocalGenerators.size(); ++i)
+    {
+    delete this->LocalGenerators[i];
+    }
+  this->LocalGenerators.clear();
+
+  if (this->ExtraGenerator)
+    {
+    delete this->ExtraGenerator;
+    }
+
+  this->ClearGeneratorTargets();
+  this->ClearExportSets();
+}
+
+void cmGlobalGenerator::ResolveLanguageCompiler(const std::string &lang,
+                                                cmMakefile *mf,
+                                                bool optional) {
+  std::string langComp = "CMAKE_";
+  langComp += lang;
+  langComp += "_COMPILER";
+
+  if(!mf->GetDefinition(langComp.c_str()))
+    {
+    if(!optional)
+      {
+      cmSystemTools::Error(langComp.c_str(),
+                           " not set, after EnableLanguage");
+      }
+    return;
+    }
+  const char* name = mf->GetRequiredDefinition(langComp.c_str());
+  std::string path;
+  if(!cmSystemTools::FileIsFullPath(name))
+    {
+    path = cmSystemTools::FindProgram(name);
+    }
+  else
+    {
+    path = name;
+    }
+  if((path.size() == 0 || !cmSystemTools::FileExists(path.c_str()))
+      && (optional==false))
+    {
+    std::string message = "your ";
+    message += lang;
+    message += " compiler: \"";
+    message +=  name;
+    message += "\" was not found.   Please set ";
+    message += langComp;
+    message += " to a valid compiler path or name.";
+    cmSystemTools::Error(message.c_str());
+    path = name;
+    }
+  std::string doc = lang;
+  doc += " compiler.";
+  const char* cname = this->GetCMakeInstance()->
+    GetCacheManager()->GetCacheValue(langComp.c_str());
+  std::string changeVars;
+  if(cname && (path != cname) && (optional==false))
+    {
+    std::string cnameString = cname;
+    std::string pathString = path;
+    // get rid of potentially multiple slashes:
+    cmSystemTools::ConvertToUnixSlashes(cnameString);
+    cmSystemTools::ConvertToUnixSlashes(pathString);
+    if (cnameString != pathString)
+      {
+      const char* cvars =
+        this->GetCMakeInstance()->GetProperty(
+          "__CMAKE_DELETE_CACHE_CHANGE_VARS_");
+      if(cvars)
+        {
+        changeVars += cvars;
+        changeVars += ";";
+        }
+      changeVars += langComp;
+      changeVars += ";";
+      changeVars += cname;
+      this->GetCMakeInstance()->SetProperty(
+        "__CMAKE_DELETE_CACHE_CHANGE_VARS_",
+        changeVars.c_str());
+      }
+    }
+  mf->AddCacheDefinition(langComp.c_str(), path.c_str(),
+                         doc.c_str(), cmCacheManager::FILEPATH);
+}
+
+// Find the make program for the generator, required for try compiles
+void cmGlobalGenerator::FindMakeProgram(cmMakefile* mf)
+{
+  if(this->FindMakeProgramFile.size() == 0)
+    {
+    cmSystemTools::Error(
+      "Generator implementation error, "
+      "all generators must specify this->FindMakeProgramFile");
+    }
+  if(!mf->GetDefinition("CMAKE_MAKE_PROGRAM")
+     || cmSystemTools::IsOff(mf->GetDefinition("CMAKE_MAKE_PROGRAM")))
+    {
+    std::string setMakeProgram =
+      mf->GetModulesFile(this->FindMakeProgramFile.c_str());
+    if(setMakeProgram.size())
+      {
+      mf->ReadListFile(0, setMakeProgram.c_str());
+      }
+    }
+  if(!mf->GetDefinition("CMAKE_MAKE_PROGRAM")
+     || cmSystemTools::IsOff(mf->GetDefinition("CMAKE_MAKE_PROGRAM")))
+    {
+    cmOStringStream err;
+    err << "CMake was unable to find a build program corresponding to \""
+        << this->GetName() << "\".  CMAKE_MAKE_PROGRAM is not set.  You "
+        << "probably need to select a different build tool.";
+    cmSystemTools::Error(err.str().c_str());
+    cmSystemTools::SetFatalErrorOccured();
+    return;
+    }
+  std::string makeProgram = mf->GetRequiredDefinition("CMAKE_MAKE_PROGRAM");
+  // if there are spaces in the make program use short path
+  // but do not short path the actual program name, as
+  // this can cause trouble with VSExpress
+  if(makeProgram.find(' ') != makeProgram.npos)
+    {
+    std::string dir;
+    std::string file;
+    cmSystemTools::SplitProgramPath(makeProgram.c_str(),
+                                    dir, file);
+    std::string saveFile = file;
+    cmSystemTools::GetShortPath(makeProgram.c_str(), makeProgram);
+    cmSystemTools::SplitProgramPath(makeProgram.c_str(),
+                                    dir, file);
+    makeProgram = dir;
+    makeProgram += "/";
+    makeProgram += saveFile;
+    mf->AddCacheDefinition("CMAKE_MAKE_PROGRAM", makeProgram.c_str(),
+                           "make program",
+                           cmCacheManager::FILEPATH);
+    }
+
+  if(makeProgram.find("xcodebuild") != makeProgram.npos)
+    {
+    // due to the text file busy /bin/sh problem with xcodebuild
+    // use the cmakexbuild wrapper instead.  This program
+    // will run xcodebuild and if it sees the error text file busy
+    // it will stop forwarding output, and let the build finish.
+    // Then it will retry the build.  It will continue this
+    // untill no text file busy errors occur.
+    std::string cmakexbuild =
+      this->CMakeInstance->GetCacheManager()->GetCacheValue("CMAKE_COMMAND");
+    cmakexbuild = cmakexbuild.substr(0, cmakexbuild.length()-5);
+    cmakexbuild += "cmakexbuild";
+
+    mf->AddCacheDefinition("CMAKE_MAKE_PROGRAM",
+                           cmakexbuild.c_str(),
+                           "make program",
+                           cmCacheManager::FILEPATH);
+    }
+}
+
+// enable the given language
+//
+// The following files are loaded in this order:
+//
+// First figure out what OS we are running on:
+//
+// CMakeSystem.cmake - configured file created by CMakeDetermineSystem.cmake
+//   CMakeDetermineSystem.cmake - figure out os info and create
+//                                CMakeSystem.cmake IF CMAKE_SYSTEM
+//                                not set
+//   CMakeSystem.cmake - configured file created by
+//                       CMakeDetermineSystem.cmake IF CMAKE_SYSTEM_LOADED
+
+// Next try and enable all languages found in the languages vector
+//
+// FOREACH LANG in languages
+//   CMake(LANG)Compiler.cmake - configured file create by
+//                               CMakeDetermine(LANG)Compiler.cmake
+//     CMakeDetermine(LANG)Compiler.cmake - Finds compiler for LANG and
+//                                          creates CMake(LANG)Compiler.cmake
+//     CMake(LANG)Compiler.cmake - configured file created by
+//                                 CMakeDetermine(LANG)Compiler.cmake
+//
+// CMakeSystemSpecificInformation.cmake
+//   - includes Platform/${CMAKE_SYSTEM_NAME}.cmake
+//     may use compiler stuff
+
+// FOREACH LANG in languages
+//   CMake(LANG)Information.cmake
+//     - loads Platform/${CMAKE_SYSTEM_NAME}-${COMPILER}.cmake
+//   CMakeTest(LANG)Compiler.cmake
+//     - Make sure the compiler works with a try compile if
+//       CMakeDetermine(LANG) was loaded
+//
+// Now load a few files that can override values set in any of the above
+// (PROJECTNAME)Compatibility.cmake
+//   - load any backwards compatibility stuff for current project
+// ${CMAKE_USER_MAKE_RULES_OVERRIDE}
+//   - allow users a chance to override system variables
+//
+//
+
+void
+cmGlobalGenerator::EnableLanguage(std::vector<std::string>const& languages,
+                                  cmMakefile *mf, bool)
+{
+  if(languages.size() == 0)
+    {
+    cmSystemTools::Error("EnableLanguage must have a lang specified!");
+    cmSystemTools::SetFatalErrorOccured();
+    return;
+    }
+
+  if(this->TryCompileOuterMakefile)
+    {
+    // In a try-compile we can only enable languages provided by caller.
+    for(std::vector<std::string>::const_iterator li = languages.begin();
+        li != languages.end(); ++li)
+      {
+      if(*li == "NONE")
+        {
+        this->SetLanguageEnabled("NONE", mf);
+        }
+      else
+        {
+        const char* lang = li->c_str();
+        if(this->LanguagesReady.find(lang) == this->LanguagesReady.end())
+          {
+          cmOStringStream e;
+          e << "The test project needs language "
+            << lang << " which is not enabled.";
+          this->TryCompileOuterMakefile
+            ->IssueMessage(cmake::FATAL_ERROR, e.str());
+          cmSystemTools::SetFatalErrorOccured();
+          return;
+          }
+        }
+      }
+    }
+
+  mf->AddDefinition("RUN_CONFIGURE", true);
+  std::string rootBin = mf->GetHomeOutputDirectory();
+  rootBin += cmake::GetCMakeFilesDirectory();
+
+  // If the configuration files path has been set,
+  // then we are in a try compile and need to copy the enable language
+  // files from the parent cmake bin dir, into the try compile bin dir
+  if(this->ConfiguredFilesPath.size())
+    {
+    rootBin = this->ConfiguredFilesPath;
+    }
+
+  // set the dir for parent files so they can be used by modules
+  mf->AddDefinition("CMAKE_PLATFORM_ROOT_BIN",rootBin.c_str());
+
+  // find and make sure CMAKE_MAKE_PROGRAM is defined
+  this->FindMakeProgram(mf);
+
+  // try and load the CMakeSystem.cmake if it is there
+  std::string fpath = rootBin;
+  if(!mf->GetDefinition("CMAKE_SYSTEM_LOADED"))
+    {
+    fpath += "/CMakeSystem.cmake";
+    if(cmSystemTools::FileExists(fpath.c_str()))
+      {
+      mf->ReadListFile(0,fpath.c_str());
+      }
+    }
+  //  Load the CMakeDetermineSystem.cmake file and find out
+  // what platform we are running on
+  if (!mf->GetDefinition("CMAKE_SYSTEM"))
+    {
+#if defined(_WIN32) && !defined(__CYGWIN__)
+    /* Windows version number data.  */
+    OSVERSIONINFO osvi;
+    ZeroMemory(&osvi, sizeof(osvi));
+    osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
+    GetVersionEx (&osvi);
+    cmOStringStream windowsVersionString;
+    windowsVersionString << osvi.dwMajorVersion << "." << osvi.dwMinorVersion;
+    windowsVersionString.str();
+    mf->AddDefinition("CMAKE_HOST_SYSTEM_VERSION",
+                      windowsVersionString.str().c_str());
+#endif
+    // Read the DetermineSystem file
+    std::string systemFile = mf->GetModulesFile("CMakeDetermineSystem.cmake");
+    mf->ReadListFile(0, systemFile.c_str());
+    // load the CMakeSystem.cmake from the binary directory
+    // this file is configured by the CMakeDetermineSystem.cmake file
+    fpath = rootBin;
+    fpath += "/CMakeSystem.cmake";
+    mf->ReadListFile(0,fpath.c_str());
+    }
+  std::map<cmStdString, bool> needTestLanguage;
+  std::map<cmStdString, bool> needSetLanguageEnabledMaps;
+  // foreach language
+  // load the CMakeDetermine(LANG)Compiler.cmake file to find
+  // the compiler
+
+  for(std::vector<std::string>::const_iterator l = languages.begin();
+      l != languages.end(); ++l)
+    {
+    const char* lang = l->c_str();
+    needSetLanguageEnabledMaps[lang] = false;
+    if(*l == "NONE")
+      {
+      this->SetLanguageEnabled("NONE", mf);
+      continue;
+      }
+    std::string loadedLang = "CMAKE_";
+    loadedLang +=  lang;
+    loadedLang += "_COMPILER_LOADED";
+    // If the existing build tree was already configured with this
+    // version of CMake then try to load the configured file first
+    // to avoid duplicate compiler tests.
+    unsigned int cacheMajor = mf->GetCacheMajorVersion();
+    unsigned int cacheMinor = mf->GetCacheMinorVersion();
+    unsigned int selfMajor = cmVersion::GetMajorVersion();
+    unsigned int selfMinor = cmVersion::GetMinorVersion();
+    if((this->CMakeInstance->GetIsInTryCompile() ||
+        (selfMajor == cacheMajor && selfMinor == cacheMinor))
+       && !mf->GetDefinition(loadedLang.c_str()))
+      {
+      fpath = rootBin;
+      fpath += "/CMake";
+      fpath += lang;
+      fpath += "Compiler.cmake";
+      if(cmSystemTools::FileExists(fpath.c_str()))
+        {
+        if(!mf->ReadListFile(0,fpath.c_str()))
+          {
+          cmSystemTools::Error("Could not find cmake module file:",
+                               fpath.c_str());
+          }
+        // if this file was found then the language was already determined
+        // to be working
+        needTestLanguage[lang] = false;
+        this->SetLanguageEnabledFlag(lang, mf);
+        needSetLanguageEnabledMaps[lang] = true;
+        // this can only be called after loading CMake(LANG)Compiler.cmake
+        }
+      }
+
+    if(!this->GetLanguageEnabled(lang) )
+      {
+      if (this->CMakeInstance->GetIsInTryCompile())
+        {
+        cmSystemTools::Error("This should not have happen. "
+                             "If you see this message, you are probably "
+                             "using a broken CMakeLists.txt file or a "
+                             "problematic release of CMake");
+        }
+      // if the CMake(LANG)Compiler.cmake file was not found then
+      // load CMakeDetermine(LANG)Compiler.cmake
+      std::string determineCompiler = "CMakeDetermine";
+      determineCompiler += lang;
+      determineCompiler += "Compiler.cmake";
+      std::string determineFile =
+        mf->GetModulesFile(determineCompiler.c_str());
+      if(!mf->ReadListFile(0,determineFile.c_str()))
+        {
+        cmSystemTools::Error("Could not find cmake module file:",
+                             determineFile.c_str());
+        }
+      needTestLanguage[lang] = true;
+      // Some generators like visual studio should not use the env variables
+      // So the global generator can specify that in this variable
+      if(!mf->GetDefinition("CMAKE_GENERATOR_NO_COMPILER_ENV"))
+        {
+        // put ${CMake_(LANG)_COMPILER_ENV_VAR}=${CMAKE_(LANG)_COMPILER
+        // into the environment, in case user scripts want to run
+        // configure, or sub cmakes
+        std::string compilerName = "CMAKE_";
+        compilerName += lang;
+        compilerName += "_COMPILER";
+        std::string compilerEnv = "CMAKE_";
+        compilerEnv += lang;
+        compilerEnv += "_COMPILER_ENV_VAR";
+        std::string envVar = mf->GetRequiredDefinition(compilerEnv.c_str());
+        std::string envVarValue =
+          mf->GetRequiredDefinition(compilerName.c_str());
+        std::string env = envVar;
+        env += "=";
+        env += envVarValue;
+        cmSystemTools::PutEnv(env.c_str());
+        }
+
+      // if determineLanguage was called then load the file it
+      // configures CMake(LANG)Compiler.cmake
+      fpath = rootBin;
+      fpath += "/CMake";
+      fpath += lang;
+      fpath += "Compiler.cmake";
+      if(!mf->ReadListFile(0,fpath.c_str()))
+        {
+        cmSystemTools::Error("Could not find cmake module file:",
+                             fpath.c_str());
+        }
+      this->SetLanguageEnabledFlag(lang, mf);
+      needSetLanguageEnabledMaps[lang] = true;
+      // this can only be called after loading CMake(LANG)Compiler.cmake
+      // the language must be enabled for try compile to work, but we do
+      // not know if it is a working compiler yet so set the test language
+      // flag
+      needTestLanguage[lang] = true;
+      } // end if(!this->GetLanguageEnabled(lang) )
+    }  // end loop over languages
+
+  // **** Load the system specific information if not yet loaded
+  if (!mf->GetDefinition("CMAKE_SYSTEM_SPECIFIC_INFORMATION_LOADED"))
+    {
+    fpath = mf->GetModulesFile("CMakeSystemSpecificInformation.cmake");
+    if(!mf->ReadListFile(0,fpath.c_str()))
+      {
+      cmSystemTools::Error("Could not find cmake module file:",
+                           fpath.c_str());
+      }
+    }
+  // loop over languages again loading CMake(LANG)Information.cmake
+  //
+  for(std::vector<std::string>::const_iterator l = languages.begin();
+      l != languages.end(); ++l)
+    {
+    const char* lang = l->c_str();
+    if(*l == "NONE")
+      {
+      this->SetLanguageEnabled("NONE", mf);
+      continue;
+      }
+    std::string langLoadedVar = "CMAKE_";
+    langLoadedVar += lang;
+    langLoadedVar += "_INFORMATION_LOADED";
+    if (!mf->GetDefinition(langLoadedVar.c_str()))
+      {
+      fpath = "CMake";
+      fpath +=  lang;
+      fpath += "Information.cmake";
+      std::string informationFile = mf->GetModulesFile(fpath.c_str());
+      if (informationFile.empty())
+        {
+        cmSystemTools::Error("Could not find cmake module file:",
+                             fpath.c_str());
+        }
+      else if(!mf->ReadListFile(0, informationFile.c_str()))
+        {
+        cmSystemTools::Error("Could not process cmake module file:",
+                             informationFile.c_str());
+        }
+      }
+    if (needSetLanguageEnabledMaps[lang])
+      {
+      this->SetLanguageEnabledMaps(lang, mf);
+      }
+    this->LanguagesReady.insert(lang);
+
+    std::string compilerName = "CMAKE_";
+    compilerName += lang;
+    compilerName += "_COMPILER";
+    std::string compilerLangFile = rootBin;
+    compilerLangFile += "/CMake";
+    compilerLangFile += lang;
+    compilerLangFile += "Compiler.cmake";
+    // Test the compiler for the language just setup
+    // (but only if a compiler has been actually found)
+    // At this point we should have enough info for a try compile
+    // which is used in the backward stuff
+    // If the language is untested then test it now with a try compile.
+    if (!mf->IsSet(compilerName.c_str()))
+      {
+      // if the compiler did not work, then remove the
+      // CMake(LANG)Compiler.cmake file so that it will get tested the
+      // next time cmake is run
+      cmSystemTools::RemoveFile(compilerLangFile.c_str());
+      }
+    else if(needTestLanguage[lang])
+      {
+      if (!this->CMakeInstance->GetIsInTryCompile())
+        {
+        std::string testLang = "CMakeTest";
+        testLang += lang;
+        testLang += "Compiler.cmake";
+        std::string ifpath = mf->GetModulesFile(testLang.c_str());
+        if(!mf->ReadListFile(0,ifpath.c_str()))
+          {
+          cmSystemTools::Error("Could not find cmake module file:",
+                               ifpath.c_str());
+          }
+        std::string compilerWorks = "CMAKE_";
+        compilerWorks += lang;
+        compilerWorks += "_COMPILER_WORKS";
+        // if the compiler did not work, then remove the
+        // CMake(LANG)Compiler.cmake file so that it will get tested the
+        // next time cmake is run
+        if(!mf->IsOn(compilerWorks.c_str()))
+          {
+          cmSystemTools::RemoveFile(compilerLangFile.c_str());
+          }
+        else
+          {
+          // load backwards compatibility stuff for C and CXX
+          // for old versions of CMake ListFiles C and CXX had some
+          // backwards compatibility files they have to load
+          // These files have a bunch of try compiles in them so
+          // should only be done
+          if (mf->NeedBackwardsCompatibility(1,4))
+            {
+            if(strcmp(lang, "C") == 0)
+              {
+              ifpath =
+                mf->GetModulesFile("CMakeBackwardCompatibilityC.cmake");
+              mf->ReadListFile(0,ifpath.c_str());
+              }
+            if(strcmp(lang, "CXX") == 0)
+              {
+              ifpath =
+                mf->GetModulesFile("CMakeBackwardCompatibilityCXX.cmake");
+              mf->ReadListFile(0,ifpath.c_str());
+              }
+            }
+          }
+        } // end if in try compile
+      } // end need test language
+    // Store the shared library flags so that we can satisfy CMP0018
+    std::string sharedLibFlagsVar = "CMAKE_SHARED_LIBRARY_";
+    sharedLibFlagsVar += lang;
+    sharedLibFlagsVar += "_FLAGS";
+    const char* sharedLibFlags =
+      mf->GetSafeDefinition(sharedLibFlagsVar.c_str());
+    if (sharedLibFlags)
+      {
+      this->LanguageToOriginalSharedLibFlags[lang] = sharedLibFlags;
+      }
+    } // end for each language
+
+  // Now load files that can override any settings on the platform or for
+  // the project First load the project compatibility file if it is in
+  // cmake
+  std::string projectCompatibility = mf->GetDefinition("CMAKE_ROOT");
+  projectCompatibility += "/Modules/";
+  projectCompatibility += mf->GetSafeDefinition("PROJECT_NAME");
+  projectCompatibility += "Compatibility.cmake";
+  if(cmSystemTools::FileExists(projectCompatibility.c_str()))
+    {
+    mf->ReadListFile(0,projectCompatibility.c_str());
+    }
+}
+
+//----------------------------------------------------------------------------
+const char*
+cmGlobalGenerator::GetLanguageOutputExtension(cmSourceFile const& source)
+{
+  if(const char* lang = source.GetLanguage())
+    {
+    if(this->LanguageToOutputExtension.count(lang) > 0)
+      {
+      return this->LanguageToOutputExtension[lang].c_str();
+      }
+    }
+  else
+    {
+    // if no language is found then check to see if it is already an
+    // ouput extension for some language.  In that case it should be ignored
+    // and in this map, so it will not be compiled but will just be used.
+    std::string const& ext = source.GetExtension();
+    if(!ext.empty())
+      {
+      if(this->OutputExtensions.count(ext))
+        {
+        return ext.c_str();
+        }
+      }
+    }
+  return "";
+}
+
+
+const char* cmGlobalGenerator::GetLanguageFromExtension(const char* ext)
+{
+  // if there is an extension and it starts with . then move past the
+  // . because the extensions are not stored with a .  in the map
+  if(ext && *ext == '.')
+    {
+    ++ext;
+    }
+  if(this->ExtensionToLanguage.count(ext) > 0)
+    {
+    return this->ExtensionToLanguage[ext].c_str();
+    }
+  return 0;
+}
+
+/* SetLanguageEnabled() is now split in two parts:
+at first the enabled-flag is set. This can then be used in EnabledLanguage()
+for checking whether the language is already enabled. After setting this
+flag still the values from the cmake variables have to be copied into the
+internal maps, this is done in SetLanguageEnabledMaps() which is called
+after the system- and compiler specific files have been loaded.
+
+This split was done originally so that compiler-specific configuration
+files could change the object file extension
+(CMAKE_<LANG>_OUTPUT_EXTENSION) before the CMake variables were copied
+to the C++ maps.
+*/
+void cmGlobalGenerator::SetLanguageEnabled(const char* l, cmMakefile* mf)
+{
+  this->SetLanguageEnabledFlag(l, mf);
+  this->SetLanguageEnabledMaps(l, mf);
+}
+
+void cmGlobalGenerator::SetLanguageEnabledFlag(const char* l, cmMakefile* mf)
+{
+  this->LanguageEnabled[l] = true;
+
+  // Fill the language-to-extension map with the current variable
+  // settings to make sure it is available for the try_compile()
+  // command source file signature.  In SetLanguageEnabledMaps this
+  // will be done again to account for any compiler- or
+  // platform-specific entries.
+  this->FillExtensionToLanguageMap(l, mf);
+}
+
+void cmGlobalGenerator::SetLanguageEnabledMaps(const char* l, cmMakefile* mf)
+{
+  // use LanguageToLinkerPreference to detect whether this functions has
+  // run before
+  if (this->LanguageToLinkerPreference.find(l) !=
+                                        this->LanguageToLinkerPreference.end())
+    {
+    return;
+    }
+
+  std::string linkerPrefVar = std::string("CMAKE_") +
+    std::string(l) + std::string("_LINKER_PREFERENCE");
+  const char* linkerPref = mf->GetDefinition(linkerPrefVar.c_str());
+  int preference = 0;
+  if(linkerPref)
+    {
+    if (sscanf(linkerPref, "%d", &preference)!=1)
+      {
+      // backward compatibility: before 2.6 LINKER_PREFERENCE
+      // was either "None" or "Prefered", and only the first character was
+      // tested. So if there is a custom language out there and it is
+      // "Prefered", set its preference high
+      if (linkerPref[0]=='P')
+        {
+        preference = 100;
+        }
+      else
+        {
+        preference = 0;
+        }
+      }
+    }
+
+  if (preference < 0)
+    {
+    std::string msg = linkerPrefVar;
+    msg += " is negative, adjusting it to 0";
+    cmSystemTools::Message(msg.c_str(), "Warning");
+    preference = 0;
+    }
+
+  this->LanguageToLinkerPreference[l] = preference;
+
+  std::string outputExtensionVar = std::string("CMAKE_") +
+    std::string(l) + std::string("_OUTPUT_EXTENSION");
+  const char* outputExtension = mf->GetDefinition(outputExtensionVar.c_str());
+  if(outputExtension)
+    {
+    this->LanguageToOutputExtension[l] = outputExtension;
+    this->OutputExtensions[outputExtension] = outputExtension;
+    if(outputExtension[0] == '.')
+      {
+      this->OutputExtensions[outputExtension+1] = outputExtension+1;
+      }
+    }
+
+  // The map was originally filled by SetLanguageEnabledFlag, but
+  // since then the compiler- and platform-specific files have been
+  // loaded which might have added more entries.
+  this->FillExtensionToLanguageMap(l, mf);
+
+  std::string ignoreExtensionsVar = std::string("CMAKE_") +
+    std::string(l) + std::string("_IGNORE_EXTENSIONS");
+  std::string ignoreExts = mf->GetSafeDefinition(ignoreExtensionsVar.c_str());
+  std::vector<std::string> extensionList;
+  cmSystemTools::ExpandListArgument(ignoreExts, extensionList);
+  for(std::vector<std::string>::iterator i = extensionList.begin();
+      i != extensionList.end(); ++i)
+    {
+    this->IgnoreExtensions[*i] = true;
+    }
+
+}
+
+void cmGlobalGenerator::FillExtensionToLanguageMap(const char* l,
+                                                   cmMakefile* mf)
+{
+  std::string extensionsVar = std::string("CMAKE_") +
+    std::string(l) + std::string("_SOURCE_FILE_EXTENSIONS");
+  std::string exts = mf->GetSafeDefinition(extensionsVar.c_str());
+  std::vector<std::string> extensionList;
+  cmSystemTools::ExpandListArgument(exts, extensionList);
+  for(std::vector<std::string>::iterator i = extensionList.begin();
+      i != extensionList.end(); ++i)
+    {
+    this->ExtensionToLanguage[*i] = l;
+    }
+}
+
+bool cmGlobalGenerator::IgnoreFile(const char* l)
+{
+  if(this->GetLanguageFromExtension(l))
+    {
+    return false;
+    }
+  return (this->IgnoreExtensions.count(l) > 0);
+}
+
+bool cmGlobalGenerator::GetLanguageEnabled(const char* l) const
+{
+  return (this->LanguageEnabled.find(l)!= this->LanguageEnabled.end());
+}
+
+void cmGlobalGenerator::ClearEnabledLanguages()
+{
+  this->LanguageEnabled.clear();
+}
+
+bool cmGlobalGenerator::IsDependedOn(const char* project,
+                                     cmTarget* targetIn)
+{
+  // Get all local gens for this project
+  std::vector<cmLocalGenerator*>* gens = &this->ProjectMap[project];
+  // loop over local gens and get the targets for each one
+  for(unsigned int i = 0; i < gens->size(); ++i)
+    {
+    cmTargets& targets = (*gens)[i]->GetMakefile()->GetTargets();
+    for (cmTargets::iterator l = targets.begin();
+         l != targets.end(); l++)
+      {
+      cmTarget& target = l->second;
+      TargetDependSet const& tgtdeps = this->GetTargetDirectDepends(target);
+      if(tgtdeps.count(targetIn))
+        {
+        return true;
+        }
+      }
+    }
+  return false;
+}
+
+void cmGlobalGenerator::Configure()
+{
+  this->FirstTimeProgress = 0.0f;
+  this->ClearGeneratorTargets();
+  this->ClearExportSets();
+  // Delete any existing cmLocalGenerators
+  unsigned int i;
+  for (i = 0; i < this->LocalGenerators.size(); ++i)
+    {
+    delete this->LocalGenerators[i];
+    }
+  this->LocalGenerators.clear();
+  this->TargetDependencies.clear();
+  this->TotalTargets.clear();
+  this->LocalGeneratorToTargetMap.clear();
+  this->ProjectMap.clear();
+  this->RuleHashes.clear();
+  this->DirectoryContentMap.clear();
+  this->BinaryDirectories.clear();
+
+  // start with this directory
+  cmLocalGenerator *lg = this->CreateLocalGenerator();
+  this->LocalGenerators.push_back(lg);
+
+  // set the Start directories
+  cmMakefile* mf = lg->GetMakefile();
+  lg->GetMakefile()->SetStartDirectory
+    (this->CMakeInstance->GetStartDirectory());
+  lg->GetMakefile()->SetStartOutputDirectory
+    (this->CMakeInstance->GetStartOutputDirectory());
+  lg->GetMakefile()->MakeStartDirectoriesCurrent();
+
+  this->BinaryDirectories.insert(mf->GetStartOutputDirectory());
+
+  // now do it
+  lg->Configure();
+
+  // update the cache entry for the number of local generators, this is used
+  // for progress
+  char num[100];
+  sprintf(num,"%d",static_cast<int>(this->LocalGenerators.size()));
+  this->GetCMakeInstance()->AddCacheEntry
+    ("CMAKE_NUMBER_OF_LOCAL_GENERATORS", num,
+     "number of local generators", cmCacheManager::INTERNAL);
+
+  // check for link libraries and include directories containing "NOTFOUND"
+  // and for infinite loops
+  this->CheckLocalGenerators();
+
+  // at this point this->LocalGenerators has been filled,
+  // so create the map from project name to vector of local generators
+  this->FillProjectMap();
+
+  if ( this->CMakeInstance->GetWorkingMode() == cmake::NORMAL_MODE)
+    {
+    const char* msg = "Configuring done";
+    if(cmSystemTools::GetErrorOccuredFlag())
+      {
+      msg = "Configuring incomplete, errors occurred!";
+      }
+    this->CMakeInstance->UpdateProgress(msg, -1);
+    }
+}
+
+bool cmGlobalGenerator::CheckALLOW_DUPLICATE_CUSTOM_TARGETS()
+{
+  // If the property is not enabled then okay.
+  if(!this->CMakeInstance
+     ->GetPropertyAsBool("ALLOW_DUPLICATE_CUSTOM_TARGETS"))
+    {
+    return true;
+    }
+
+  // This generator does not support duplicate custom targets.
+  cmOStringStream e;
+  e << "This project has enabled the ALLOW_DUPLICATE_CUSTOM_TARGETS "
+    << "global property.  "
+    << "The \"" << this->GetName() << "\" generator does not support "
+    << "duplicate custom targets.  "
+    << "Consider using a Makefiles generator or fix the project to not "
+    << "use duplicat target names.";
+  cmSystemTools::Error(e.str().c_str());
+  return false;
+}
+
+void cmGlobalGenerator::Generate()
+{
+  // Some generators track files replaced during the Generate.
+  // Start with an empty vector:
+  this->FilesReplacedDuringGenerate.clear();
+
+  // Check whether this generator is allowed to run.
+  if(!this->CheckALLOW_DUPLICATE_CUSTOM_TARGETS())
+    {
+    return;
+    }
+
+  // Check that all targets are valid.
+  if(!this->CheckTargets())
+    {
+    return;
+    }
+
+  // Iterate through all targets and set up automoc for those which have
+  // the AUTOMOC property set
+  this->CreateAutomocTargets();
+
+  // For each existing cmLocalGenerator
+  unsigned int i;
+
+  // Put a copy of each global target in every directory.
+  cmTargets globalTargets;
+  this->CreateDefaultGlobalTargets(&globalTargets);
+  for (i = 0; i < this->LocalGenerators.size(); ++i)
+    {
+    cmMakefile* mf = this->LocalGenerators[i]->GetMakefile();
+    cmTargets* targets = &(mf->GetTargets());
+    cmTargets::iterator tit;
+    for ( tit = globalTargets.begin(); tit != globalTargets.end(); ++ tit )
+      {
+      (*targets)[tit->first] = tit->second;
+      (*targets)[tit->first].SetMakefile(mf);
+      }
+    }
+
+  // Add generator specific helper commands
+  for (i = 0; i < this->LocalGenerators.size(); ++i)
+    {
+    this->LocalGenerators[i]->AddHelperCommands();
+    }
+
+  // Trace the dependencies, after that no custom commands should be added
+  // because their dependencies might not be handled correctly
+  for (i = 0; i < this->LocalGenerators.size(); ++i)
+    {
+    this->LocalGenerators[i]->TraceDependencies();
+    }
+
+  // Compute the manifest of main targets generated.
+  for (i = 0; i < this->LocalGenerators.size(); ++i)
+    {
+    this->LocalGenerators[i]->GenerateTargetManifest();
+    }
+
+  // Create per-target generator information.
+  this->CreateGeneratorTargets();
+
+  // Compute the inter-target dependencies.
+  if(!this->ComputeTargetDepends())
+    {
+    return;
+    }
+
+  // Create a map from local generator to the complete set of targets
+  // it builds by default.
+  this->FillLocalGeneratorToTargetMap();
+
+  // Generate project files
+  for (i = 0; i < this->LocalGenerators.size(); ++i)
+    {
+    this->SetCurrentLocalGenerator(this->LocalGenerators[i]);
+    this->LocalGenerators[i]->Generate();
+    this->LocalGenerators[i]->GenerateInstallRules();
+    this->LocalGenerators[i]->GenerateTestFiles();
+    this->CMakeInstance->UpdateProgress("Generating",
+      (static_cast<float>(i)+1.0f)/
+       static_cast<float>(this->LocalGenerators.size()));
+    }
+  this->SetCurrentLocalGenerator(0);
+
+  // Update rule hashes.
+  this->CheckRuleHashes();
+
+  this->WriteSummary();
+
+  if (this->ExtraGenerator != 0)
+    {
+    this->ExtraGenerator->Generate();
+    }
+
+  this->CMakeInstance->UpdateProgress("Generating done", -1);
+}
+
+//----------------------------------------------------------------------------
+bool cmGlobalGenerator::ComputeTargetDepends()
+{
+  cmComputeTargetDepends ctd(this);
+  if(!ctd.Compute())
+    {
+    return false;
+    }
+  std::vector<cmTarget*> const& targets = ctd.GetTargets();
+  for(std::vector<cmTarget*>::const_iterator ti = targets.begin();
+      ti != targets.end(); ++ti)
+    {
+    ctd.GetTargetDirectDepends(*ti, this->TargetDependencies[*ti]);
+    }
+  return true;
+}
+
+//----------------------------------------------------------------------------
+bool cmGlobalGenerator::CheckTargets()
+{
+  // Make sure all targets can find their source files.
+  for(unsigned int i=0; i < this->LocalGenerators.size(); ++i)
+    {
+    cmTargets& targets =
+      this->LocalGenerators[i]->GetMakefile()->GetTargets();
+    for(cmTargets::iterator ti = targets.begin();
+        ti != targets.end(); ++ti)
+      {
+      cmTarget& target = ti->second;
+      if(target.GetType() == cmTarget::EXECUTABLE ||
+         target.GetType() == cmTarget::STATIC_LIBRARY ||
+         target.GetType() == cmTarget::SHARED_LIBRARY ||
+         target.GetType() == cmTarget::MODULE_LIBRARY ||
+         target.GetType() == cmTarget::UTILITY)
+        {
+        if(!target.FindSourceFiles())
+          {
+          return false;
+          }
+        }
+      }
+    }
+  return true;
+}
+
+//----------------------------------------------------------------------------
+void cmGlobalGenerator::CreateAutomocTargets()
+{
+#ifdef CMAKE_BUILD_WITH_CMAKE
+  for(unsigned int i=0; i < this->LocalGenerators.size(); ++i)
+    {
+    cmTargets& targets =
+      this->LocalGenerators[i]->GetMakefile()->GetTargets();
+    for(cmTargets::iterator ti = targets.begin();
+        ti != targets.end(); ++ti)
+      {
+      cmTarget& target = ti->second;
+      if(target.GetType() == cmTarget::EXECUTABLE ||
+         target.GetType() == cmTarget::STATIC_LIBRARY ||
+         target.GetType() == cmTarget::SHARED_LIBRARY ||
+         target.GetType() == cmTarget::MODULE_LIBRARY)
+        {
+        if(target.GetPropertyAsBool("AUTOMOC") && !target.IsImported())
+          {
+          cmQtAutomoc automoc;
+          automoc.SetupAutomocTarget(&target);
+          }
+        }
+      }
+    }
+#endif
+}
+
+//----------------------------------------------------------------------------
+void cmGlobalGenerator::CreateGeneratorTargets()
+{
+  // Construct per-target generator information.
+  for(unsigned int i=0; i < this->LocalGenerators.size(); ++i)
+    {
+    cmTargets& targets =
+      this->LocalGenerators[i]->GetMakefile()->GetTargets();
+    for(cmTargets::iterator ti = targets.begin();
+        ti != targets.end(); ++ti)
+      {
+      cmTarget* t = &ti->second;
+      cmGeneratorTarget* gt = new cmGeneratorTarget(t);
+      this->GeneratorTargets[t] = gt;
+      this->ComputeTargetObjects(gt);
+      }
+    }
+}
+
+//----------------------------------------------------------------------------
+void cmGlobalGenerator::ClearGeneratorTargets()
+{
+  for(GeneratorTargetsType::iterator i = this->GeneratorTargets.begin();
+      i != this->GeneratorTargets.end(); ++i)
+    {
+    delete i->second;
+    }
+  this->GeneratorTargets.clear();
+}
+
+//----------------------------------------------------------------------------
+cmGeneratorTarget* cmGlobalGenerator::GetGeneratorTarget(cmTarget* t) const
+{
+  GeneratorTargetsType::const_iterator ti = this->GeneratorTargets.find(t);
+  if(ti == this->GeneratorTargets.end())
+    {
+    this->CMakeInstance->IssueMessage(
+      cmake::INTERNAL_ERROR, "Missing cmGeneratorTarget instance!",
+      cmListFileBacktrace());
+    return 0;
+    }
+  return ti->second;
+}
+
+//----------------------------------------------------------------------------
+void cmGlobalGenerator::ComputeTargetObjects(cmGeneratorTarget*) const
+{
+  // Implemented in generator subclasses that need this.
+}
+
+void cmGlobalGenerator::CheckLocalGenerators()
+{
+  std::map<cmStdString, cmStdString> notFoundMap;
+//  std::set<cmStdString> notFoundMap;
+  // after it is all done do a ConfigureFinalPass
+  cmCacheManager* manager = 0;
+  for (unsigned int i = 0; i < this->LocalGenerators.size(); ++i)
+    {
+    manager = this->LocalGenerators[i]->GetMakefile()->GetCacheManager();
+    this->LocalGenerators[i]->ConfigureFinalPass();
+    cmTargets & targets =
+      this->LocalGenerators[i]->GetMakefile()->GetTargets();
+    for (cmTargets::iterator l = targets.begin();
+         l != targets.end(); l++)
+      {
+      const cmTarget::LinkLibraryVectorType& libs =
+        l->second.GetOriginalLinkLibraries();
+      for(cmTarget::LinkLibraryVectorType::const_iterator lib = libs.begin();
+          lib != libs.end(); ++lib)
+        {
+        if(lib->first.size() > 9 &&
+           cmSystemTools::IsNOTFOUND(lib->first.c_str()))
+          {
+          std::string varName = lib->first.substr(0, lib->first.size()-9);
+          cmCacheManager::CacheIterator it =
+            manager->GetCacheIterator(varName.c_str());
+          if(it.GetPropertyAsBool("ADVANCED"))
+            {
+            varName += " (ADVANCED)";
+            }
+          std::string text = notFoundMap[varName];
+          text += "\n    linked by target \"";
+          text += l->second.GetName();
+          text += "\" in directory ";
+          text+=this->LocalGenerators[i]->GetMakefile()->GetCurrentDirectory();
+          notFoundMap[varName] = text;
+          }
+        }
+      std::vector<std::string> incs;
+      this->LocalGenerators[i]->GetIncludeDirectories(incs, &l->second);
+
+      for( std::vector<std::string>::const_iterator incDir = incs.begin();
+            incDir != incs.end(); ++incDir)
+        {
+        if(incDir->size() > 9 &&
+            cmSystemTools::IsNOTFOUND(incDir->c_str()))
+          {
+          std::string varName = incDir->substr(0, incDir->size()-9);
+          cmCacheManager::CacheIterator it =
+            manager->GetCacheIterator(varName.c_str());
+          if(it.GetPropertyAsBool("ADVANCED"))
+            {
+            varName += " (ADVANCED)";
+            }
+          std::string text = notFoundMap[varName];
+          text += "\n   used as include directory in directory ";
+          text += this->LocalGenerators[i]
+                      ->GetMakefile()->GetCurrentDirectory();
+          notFoundMap[varName] = text;
+          }
+        }
+      }
+    this->CMakeInstance->UpdateProgress
+      ("Configuring", 0.9f+0.1f*(static_cast<float>(i)+1.0f)/
+        static_cast<float>(this->LocalGenerators.size()));
+    }
+
+  if(notFoundMap.size())
+    {
+    std::string notFoundVars;
+    for(std::map<cmStdString, cmStdString>::const_iterator
+        ii = notFoundMap.begin();
+        ii != notFoundMap.end();
+        ++ii)
+      {
+      notFoundVars += ii->first;
+      notFoundVars += ii->second;
+      notFoundVars += "\n";
+      }
+    cmSystemTools::Error("The following variables are used in this project, "
+                         "but they are set to NOTFOUND.\n"
+                         "Please set them or make sure they are set and "
+                         "tested correctly in the CMake files:\n",
+                         notFoundVars.c_str());
+    }
+}
+
+int cmGlobalGenerator::TryCompile(const char *srcdir, const char *bindir,
+                                  const char *projectName,
+                                  const char *target, bool fast,
+                                  std::string *output, cmMakefile *mf)
+{
+  // if this is not set, then this is a first time configure
+  // and there is a good chance that the try compile stuff will
+  // take the bulk of the time, so try and guess some progress
+  // by getting closer and closer to 100 without actually getting there.
+  if (!this->CMakeInstance->GetCacheManager()->GetCacheValue
+      ("CMAKE_NUMBER_OF_LOCAL_GENERATORS"))
+    {
+    // If CMAKE_NUMBER_OF_LOCAL_GENERATORS is not set
+    // we are in the first time progress and we have no
+    // idea how long it will be.  So, just move 1/10th of the way
+    // there each time, and don't go over 95%
+    this->FirstTimeProgress += ((1.0f - this->FirstTimeProgress) /30.0f);
+    if(this->FirstTimeProgress > 0.95f)
+      {
+      this->FirstTimeProgress = 0.95f;
+      }
+    this->CMakeInstance->UpdateProgress("Configuring",
+                                        this->FirstTimeProgress);
+    }
+
+  std::string makeCommand = this->CMakeInstance->
+    GetCacheManager()->GetCacheValue("CMAKE_MAKE_PROGRAM");
+  if(makeCommand.size() == 0)
+    {
+    cmSystemTools::Error(
+      "Generator cannot find the appropriate make command.");
+    return 1;
+    }
+
+  std::string newTarget;
+  if (target && strlen(target))
+    {
+    newTarget += target;
+#if 0
+#if defined(_WIN32) || defined(__CYGWIN__)
+    std::string tmp = target;
+    // if the target does not already end in . something
+    // then assume .exe
+    if(tmp.size() < 4 || tmp[tmp.size()-4] != '.')
+      {
+      newTarget += ".exe";
+      }
+#endif // WIN32
+#endif
+    }
+  const char* config = mf->GetDefinition("CMAKE_TRY_COMPILE_CONFIGURATION");
+  return this->Build(srcdir,bindir,projectName,
+                     newTarget.c_str(),
+                     output,makeCommand.c_str(),config,false,fast,
+                     this->TryCompileTimeout);
+}
+
+std::string cmGlobalGenerator
+::GenerateBuildCommand(const char* makeProgram, const char *projectName,
+                       const char* additionalOptions, const char *targetName,
+                       const char* config, bool ignoreErrors, bool)
+{
+  // Project name and config are not used yet.
+  (void)projectName;
+  (void)config;
+
+  std::string makeCommand =
+    cmSystemTools::ConvertToUnixOutputPath(makeProgram);
+
+  // Since we have full control over the invocation of nmake, let us
+  // make it quiet.
+  if ( strcmp(this->GetName(), "NMake Makefiles") == 0 )
+    {
+    makeCommand += " /NOLOGO ";
+    }
+  if ( ignoreErrors )
+    {
+    makeCommand += " -i";
+    }
+  if ( additionalOptions )
+    {
+    makeCommand += " ";
+    makeCommand += additionalOptions;
+    }
+  if ( targetName )
+    {
+    makeCommand += " ";
+    makeCommand += targetName;
+    }
+  return makeCommand;
+}
+
+int cmGlobalGenerator::Build(
+  const char *, const char *bindir,
+  const char *projectName, const char *target,
+  std::string *output,
+  const char *makeCommandCSTR,
+  const char *config,
+  bool clean, bool fast,
+  double timeout,
+  cmSystemTools::OutputOption outputflag,
+  const char* extraOptions,
+  std::vector<std::string> const& nativeOptions)
+{
+  /**
+   * Run an executable command and put the stdout in output.
+   */
+  std::string cwd = cmSystemTools::GetCurrentWorkingDirectory();
+  cmSystemTools::ChangeDirectory(bindir);
+  if(output)
+    {
+    *output += "Change Dir: ";
+    *output += bindir;
+    *output += "\n";
+    }
+
+  int retVal;
+  bool hideconsole = cmSystemTools::GetRunCommandHideConsole();
+  cmSystemTools::SetRunCommandHideConsole(true);
+  std::string outputBuffer;
+  std::string* outputPtr = 0;
+  if(output)
+    {
+    outputPtr = &outputBuffer;
+    }
+
+  // should we do a clean first?
+  if (clean)
+    {
+    std::string cleanCommand =
+      this->GenerateBuildCommand(makeCommandCSTR, projectName,
+      0, "clean", config, false, fast);
+    if(output)
+      {
+      *output += "\nRun Clean Command:";
+      *output += cleanCommand;
+      *output += "\n";
+      }
+
+    if (!cmSystemTools::RunSingleCommand(cleanCommand.c_str(), outputPtr,
+                                         &retVal, 0, outputflag, timeout))
+      {
+      cmSystemTools::SetRunCommandHideConsole(hideconsole);
+      cmSystemTools::Error("Generator: execution of make clean failed.");
+      if (output)
+        {
+        *output += *outputPtr;
+        *output += "\nGenerator: execution of make clean failed.\n";
+        }
+
+      // return to the original directory
+      cmSystemTools::ChangeDirectory(cwd.c_str());
+      return 1;
+      }
+    if (output)
+      {
+      *output += *outputPtr;
+      }
+    }
+
+  // now build
+  std::string makeCommand =
+    this->GenerateBuildCommand(makeCommandCSTR, projectName,
+                               extraOptions, target,
+                               config, false, fast);
+  if(output)
+    {
+    *output += "\nRun Build Command:";
+    *output += makeCommand;
+    *output += "\n";
+    }
+
+  std::vector<cmStdString> command =
+    cmSystemTools::ParseArguments(makeCommand.c_str());
+  for(std::vector<std::string>::const_iterator ni = nativeOptions.begin();
+      ni != nativeOptions.end(); ++ni)
+    {
+    command.push_back(*ni);
+    }
+
+  if (!cmSystemTools::RunSingleCommand(command, outputPtr,
+                                       &retVal, 0, outputflag, timeout))
+    {
+    cmSystemTools::SetRunCommandHideConsole(hideconsole);
+    cmSystemTools::Error
+      ("Generator: execution of make failed. Make command was: ",
+       makeCommand.c_str());
+    if (output)
+      {
+      *output += *outputPtr;
+      *output += "\nGenerator: execution of make failed. Make command was: "
+        + makeCommand + "\n";
+      }
+
+    // return to the original directory
+    cmSystemTools::ChangeDirectory(cwd.c_str());
+    return 1;
+    }
+  if (output)
+    {
+    *output += *outputPtr;
+    }
+  cmSystemTools::SetRunCommandHideConsole(hideconsole);
+
+  // The SGI MipsPro 7.3 compiler does not return an error code when
+  // the source has a #error in it!  This is a work-around for such
+  // compilers.
+  if((retVal == 0) && (output->find("#error") != std::string::npos))
+    {
+    retVal = 1;
+    }
+
+  cmSystemTools::ChangeDirectory(cwd.c_str());
+  return retVal;
+}
+
+void cmGlobalGenerator::AddLocalGenerator(cmLocalGenerator *lg)
+{
+  this->LocalGenerators.push_back(lg);
+
+  // update progress
+  // estimate how many lg there will be
+  const char *numGenC =
+    this->CMakeInstance->GetCacheManager()->GetCacheValue
+    ("CMAKE_NUMBER_OF_LOCAL_GENERATORS");
+
+  if (!numGenC)
+    {
+    // If CMAKE_NUMBER_OF_LOCAL_GENERATORS is not set
+    // we are in the first time progress and we have no
+    // idea how long it will be.  So, just move half way
+    // there each time, and don't go over 95%
+    this->FirstTimeProgress += ((1.0f - this->FirstTimeProgress) /30.0f);
+    if(this->FirstTimeProgress > 0.95f)
+      {
+      this->FirstTimeProgress = 0.95f;
+      }
+    this->CMakeInstance->UpdateProgress("Configuring",
+                                        this->FirstTimeProgress);
+    return;
+    }
+
+  int numGen = atoi(numGenC);
+  float prog = 0.9f*static_cast<float>(this->LocalGenerators.size())/
+    static_cast<float>(numGen);
+  if (prog > 0.9f)
+    {
+    prog = 0.9f;
+    }
+  this->CMakeInstance->UpdateProgress("Configuring", prog);
+}
+
+void cmGlobalGenerator::AddInstallComponent(const char* component)
+{
+  if(component && *component)
+    {
+    this->InstallComponents.insert(component);
+    }
+}
+
+void cmGlobalGenerator::AddTargetToExports(const char* exportSetName,
+                                           cmTarget* target,
+                                           cmInstallTargetGenerator* archive,
+                                           cmInstallTargetGenerator* runTime,
+                                           cmInstallTargetGenerator* library,
+                                           cmInstallTargetGenerator* framework,
+                                           cmInstallTargetGenerator* bundle,
+                                           cmInstallFilesGenerator* headers)
+{
+  if ((exportSetName) && (*exportSetName) && (target))
+    {
+    cmTargetExport* te = new cmTargetExport(target, archive, runTime, library,
+                                            framework, bundle, headers);
+    this->ExportSets[exportSetName].push_back(te);
+    }
+}
+
+//----------------------------------------------------------------------------
+void cmGlobalGenerator::ClearExportSets()
+{
+  for(std::map<cmStdString, std::vector<cmTargetExport*> >::iterator
+        setIt = this->ExportSets.begin();
+      setIt != this->ExportSets.end(); ++setIt)
+    {
+    for(unsigned int i = 0; i < setIt->second.size(); ++i)
+      {
+      delete setIt->second[i];
+      }
+    }
+  this->ExportSets.clear();
+}
+
+const std::vector<cmTargetExport*>* cmGlobalGenerator::GetExportSet(
+                                                        const char* name) const
+{
+  std::map<cmStdString, std::vector<cmTargetExport*> >::const_iterator
+                                     exportSetIt = this->ExportSets.find(name);
+  if (exportSetIt != this->ExportSets.end())
+    {
+    return &exportSetIt->second;
+    }
+
+  return 0;
+}
+
+
+void cmGlobalGenerator::EnableInstallTarget()
+{
+  this->InstallTargetEnabled = true;
+}
+
+cmLocalGenerator *cmGlobalGenerator::CreateLocalGenerator()
+{
+  cmLocalGenerator *lg = new cmLocalGenerator;
+  lg->SetGlobalGenerator(this);
+  return lg;
+}
+
+void cmGlobalGenerator::EnableLanguagesFromGenerator(cmGlobalGenerator *gen,
+                                                     cmMakefile* mf)
+{
+  this->SetConfiguredFilesPath(gen);
+  this->TryCompileOuterMakefile = mf;
+  const char* make =
+    gen->GetCMakeInstance()->GetCacheDefinition("CMAKE_MAKE_PROGRAM");
+  this->GetCMakeInstance()->AddCacheEntry("CMAKE_MAKE_PROGRAM", make,
+                                          "make program",
+                                          cmCacheManager::FILEPATH);
+  // copy the enabled languages
+  this->LanguageEnabled = gen->LanguageEnabled;
+  this->LanguagesReady = gen->LanguagesReady;
+  this->ExtensionToLanguage = gen->ExtensionToLanguage;
+  this->IgnoreExtensions = gen->IgnoreExtensions;
+  this->LanguageToOutputExtension = gen->LanguageToOutputExtension;
+  this->LanguageToLinkerPreference = gen->LanguageToLinkerPreference;
+  this->OutputExtensions = gen->OutputExtensions;
+}
+
+//----------------------------------------------------------------------------
+void cmGlobalGenerator::SetConfiguredFilesPath(cmGlobalGenerator* gen)
+{
+  if(!gen->ConfiguredFilesPath.empty())
+    {
+    this->ConfiguredFilesPath = gen->ConfiguredFilesPath;
+    }
+  else
+    {
+    this->ConfiguredFilesPath = gen->CMakeInstance->GetHomeOutputDirectory();
+    this->ConfiguredFilesPath += cmake::GetCMakeFilesDirectory();
+    }
+}
+
+//----------------------------------------------------------------------------
+void cmGlobalGenerator::GetDocumentation(cmDocumentationEntry& entry) const
+{
+  entry.Name = this->GetName();
+  entry.Brief = "";
+  entry.Full = "";
+}
+
+bool cmGlobalGenerator::IsExcluded(cmLocalGenerator* root,
+                                   cmLocalGenerator* gen)
+{
+  if(!gen || gen == root)
+    {
+    // No directory excludes itself.
+    return false;
+    }
+
+  if(gen->GetMakefile()->GetPropertyAsBool("EXCLUDE_FROM_ALL"))
+    {
+    // This directory is excluded from its parent.
+    return true;
+    }
+
+  // This directory is included in its parent.  Check whether the
+  // parent is excluded.
+  return this->IsExcluded(root, gen->GetParent());
+}
+
+bool cmGlobalGenerator::IsExcluded(cmLocalGenerator* root,
+                                   cmTarget& target)
+{
+  if(target.GetPropertyAsBool("EXCLUDE_FROM_ALL"))
+    {
+    // This target is excluded from its directory.
+    return true;
+    }
+  else
+    {
+    // This target is included in its directory.  Check whether the
+    // directory is excluded.
+    return this->IsExcluded(root, target.GetMakefile()->GetLocalGenerator());
+    }
+}
+
+void cmGlobalGenerator::GetEnabledLanguages(std::vector<std::string>& lang)
+{
+  for(std::map<cmStdString, bool>::iterator i =
+        this->LanguageEnabled.begin(); i != this->LanguageEnabled.end(); ++i)
+    {
+    lang.push_back(i->first);
+    }
+}
+
+int cmGlobalGenerator::GetLinkerPreference(const char* lang)
+{
+  std::map<cmStdString, int>::const_iterator it =
+                                   this->LanguageToLinkerPreference.find(lang);
+  if (it != this->LanguageToLinkerPreference.end())
+    {
+    return it->second;
+    }
+  return 0;
+}
+
+void cmGlobalGenerator::FillProjectMap()
+{
+  this->ProjectMap.clear(); // make sure we start with a clean map
+  unsigned int i;
+  for(i = 0; i < this->LocalGenerators.size(); ++i)
+    {
+    // for each local generator add all projects
+    cmLocalGenerator *lg = this->LocalGenerators[i];
+    std::string name;
+    do
+      {
+      if (name != lg->GetMakefile()->GetProjectName())
+        {
+        name = lg->GetMakefile()->GetProjectName();
+        this->ProjectMap[name].push_back(this->LocalGenerators[i]);
+        }
+      lg = lg->GetParent();
+      }
+    while (lg);
+    }
+}
+
+
+// Build a map that contains a the set of targets used by each local
+// generator directory level.
+void cmGlobalGenerator::FillLocalGeneratorToTargetMap()
+{
+  this->LocalGeneratorToTargetMap.clear();
+  // Loop over all targets in all local generators.
+  for(std::vector<cmLocalGenerator*>::const_iterator
+        lgi = this->LocalGenerators.begin();
+      lgi != this->LocalGenerators.end(); ++lgi)
+    {
+    cmLocalGenerator* lg = *lgi;
+    cmMakefile* mf = lg->GetMakefile();
+    cmTargets& targets = mf->GetTargets();
+    for(cmTargets::iterator t = targets.begin(); t != targets.end(); ++t)
+      {
+      cmTarget& target = t->second;
+
+      // Consider the directory containing the target and all its
+      // parents until something excludes the target.
+      for(cmLocalGenerator* clg = lg; clg && !this->IsExcluded(clg, target);
+          clg = clg->GetParent())
+        {
+        // This local generator includes the target.
+        std::set<cmTarget*>& targetSet =
+          this->LocalGeneratorToTargetMap[clg];
+        targetSet.insert(&target);
+
+        // Add dependencies of the included target.  An excluded
+        // target may still be included if it is a dependency of a
+        // non-excluded target.
+        TargetDependSet const& tgtdeps = this->GetTargetDirectDepends(target);
+        for(TargetDependSet::const_iterator ti = tgtdeps.begin();
+            ti != tgtdeps.end(); ++ti)
+          {
+          targetSet.insert(*ti);
+          }
+        }
+      }
+    }
+}
+
+
+///! Find a local generator by its startdirectory
+cmLocalGenerator* cmGlobalGenerator::FindLocalGenerator(const char* start_dir)
+{
+  std::vector<cmLocalGenerator*>* gens = &this->LocalGenerators;
+  for(unsigned int i = 0; i < gens->size(); ++i)
+    {
+    std::string sd = (*gens)[i]->GetMakefile()->GetStartDirectory();
+    if (sd == start_dir)
+      {
+      return (*gens)[i];
+      }
+    }
+  return 0;
+}
+
+
+//----------------------------------------------------------------------------
+cmTarget*
+cmGlobalGenerator::FindTarget(const char* project, const char* name)
+{
+  // if project specific
+  if(project)
+    {
+    std::vector<cmLocalGenerator*>* gens = &this->ProjectMap[project];
+    for(unsigned int i = 0; i < gens->size(); ++i)
+      {
+      cmTarget* ret = (*gens)[i]->GetMakefile()->FindTarget(name);
+      if(ret)
+        {
+        return ret;
+        }
+      }
+    }
+  // if all projects/directories
+  else
+    {
+    std::map<cmStdString,cmTarget *>::iterator i =
+      this->TotalTargets.find ( name );
+    if ( i != this->TotalTargets.end() )
+      {
+      return i->second;
+      }
+    i = this->ImportedTargets.find(name);
+    if ( i != this->ImportedTargets.end() )
+      {
+      return i->second;
+      }
+    }
+  return 0;
+}
+
+//----------------------------------------------------------------------------
+bool cmGlobalGenerator::NameResolvesToFramework(const std::string& libname)
+{
+  if(cmSystemTools::IsPathToFramework(libname.c_str()))
+    {
+    return true;
+    }
+
+  if(cmTarget* tgt = this->FindTarget(0, libname.c_str()))
+    {
+    if(tgt->IsFrameworkOnApple())
+       {
+       return true;
+       }
+    }
+
+  return false;
+}
+
+//----------------------------------------------------------------------------
+inline std::string removeQuotes(const std::string& s)
+{
+  if(s[0] == '\"' && s[s.size()-1] == '\"')
+    {
+    return s.substr(1, s.size()-2);
+    }
+  return s;
+}
+
+void cmGlobalGenerator::SetCMakeInstance(cmake* cm)
+{
+  // Store a pointer to the cmake object instance.
+  this->CMakeInstance = cm;
+}
+
+void cmGlobalGenerator::CreateDefaultGlobalTargets(cmTargets* targets)
+{
+  cmMakefile* mf = this->LocalGenerators[0]->GetMakefile();
+  const char* cmakeCfgIntDir = this->GetCMakeCFGIntDir();
+  const char* cmakeCommand = mf->GetRequiredDefinition("CMAKE_COMMAND");
+
+  // CPack
+  std::string workingDir =  mf->GetStartOutputDirectory();
+  cmCustomCommandLines cpackCommandLines;
+  std::vector<std::string> depends;
+  cmCustomCommandLine singleLine;
+  singleLine.push_back(this->GetCMakeInstance()->GetCPackCommand());
+  if ( cmakeCfgIntDir && *cmakeCfgIntDir && cmakeCfgIntDir[0] != '.' )
+    {
+    singleLine.push_back("-C");
+    singleLine.push_back(cmakeCfgIntDir);
+    }
+  singleLine.push_back("--config");
+  std::string configFile = mf->GetStartOutputDirectory();;
+  configFile += "/CPackConfig.cmake";
+  std::string relConfigFile = "./CPackConfig.cmake";
+  singleLine.push_back(relConfigFile);
+  cpackCommandLines.push_back(singleLine);
+  if ( this->GetPreinstallTargetName() )
+    {
+    depends.push_back(this->GetPreinstallTargetName());
+    }
+  else
+    {
+    const char* noPackageAll =
+      mf->GetDefinition("CMAKE_SKIP_PACKAGE_ALL_DEPENDENCY");
+    if(!noPackageAll || cmSystemTools::IsOff(noPackageAll))
+      {
+      depends.push_back(this->GetAllTargetName());
+      }
+    }
+  if(cmSystemTools::FileExists(configFile.c_str()))
+    {
+    (*targets)[this->GetPackageTargetName()]
+      = this->CreateGlobalTarget(this->GetPackageTargetName(),
+                                 "Run CPack packaging tool...",
+                                 &cpackCommandLines, depends,
+                                 workingDir.c_str());
+    }
+  // CPack source
+  const char* packageSourceTargetName = this->GetPackageSourceTargetName();
+  if ( packageSourceTargetName )
+    {
+    cpackCommandLines.erase(cpackCommandLines.begin(),
+                            cpackCommandLines.end());
+    singleLine.erase(singleLine.begin(), singleLine.end());
+    depends.erase(depends.begin(), depends.end());
+    singleLine.push_back(this->GetCMakeInstance()->GetCPackCommand());
+    singleLine.push_back("--config");
+    configFile = mf->GetStartOutputDirectory();;
+    configFile += "/CPackSourceConfig.cmake";
+    relConfigFile = "./CPackSourceConfig.cmake";
+    singleLine.push_back(relConfigFile);
+    if(cmSystemTools::FileExists(configFile.c_str()))
+      {
+      singleLine.push_back(configFile);
+      cpackCommandLines.push_back(singleLine);
+      (*targets)[packageSourceTargetName]
+        = this->CreateGlobalTarget(packageSourceTargetName,
+                                   "Run CPack packaging tool for source...",
+                                   &cpackCommandLines, depends,
+                                   workingDir.c_str()
+                                   );
+      }
+    }
+
+  // Test
+  if(mf->IsOn("CMAKE_TESTING_ENABLED"))
+    {
+    cpackCommandLines.erase(cpackCommandLines.begin(),
+                            cpackCommandLines.end());
+    singleLine.erase(singleLine.begin(), singleLine.end());
+    depends.erase(depends.begin(), depends.end());
+    singleLine.push_back(this->GetCMakeInstance()->GetCTestCommand());
+    singleLine.push_back("--force-new-ctest-process");
+    if(cmakeCfgIntDir && *cmakeCfgIntDir && cmakeCfgIntDir[0] != '.')
+      {
+      singleLine.push_back("-C");
+      singleLine.push_back(cmakeCfgIntDir);
+      }
+    else // TODO: This is a hack. Should be something to do with the generator
+      {
+      singleLine.push_back("$(ARGS)");
+      }
+    cpackCommandLines.push_back(singleLine);
+    (*targets)[this->GetTestTargetName()]
+      = this->CreateGlobalTarget(this->GetTestTargetName(),
+        "Running tests...", &cpackCommandLines, depends, 0);
+    }
+
+  //Edit Cache
+  const char* editCacheTargetName = this->GetEditCacheTargetName();
+  if ( editCacheTargetName )
+    {
+    cpackCommandLines.erase(cpackCommandLines.begin(),
+                            cpackCommandLines.end());
+    singleLine.erase(singleLine.begin(), singleLine.end());
+    depends.erase(depends.begin(), depends.end());
+
+    // Use CMAKE_EDIT_COMMAND for the edit_cache rule if it is defined.
+    // Otherwise default to the interactive command-line interface.
+    if(mf->GetDefinition("CMAKE_EDIT_COMMAND"))
+      {
+      singleLine.push_back(mf->GetDefinition("CMAKE_EDIT_COMMAND"));
+      singleLine.push_back("-H$(CMAKE_SOURCE_DIR)");
+      singleLine.push_back("-B$(CMAKE_BINARY_DIR)");
+      cpackCommandLines.push_back(singleLine);
+      (*targets)[editCacheTargetName] =
+        this->CreateGlobalTarget(
+          editCacheTargetName, "Running CMake cache editor...",
+          &cpackCommandLines, depends, 0);
+      }
+    else
+      {
+      singleLine.push_back(cmakeCommand);
+      singleLine.push_back("-i");
+      singleLine.push_back(".");
+      cpackCommandLines.push_back(singleLine);
+      (*targets)[editCacheTargetName] =
+        this->CreateGlobalTarget(
+          editCacheTargetName,
+          "Running interactive CMake command-line interface...",
+          &cpackCommandLines, depends, 0);
+      }
+    }
+
+  //Rebuild Cache
+  const char* rebuildCacheTargetName = this->GetRebuildCacheTargetName();
+  if ( rebuildCacheTargetName )
+    {
+    cpackCommandLines.erase(cpackCommandLines.begin(),
+                            cpackCommandLines.end());
+    singleLine.erase(singleLine.begin(), singleLine.end());
+    depends.erase(depends.begin(), depends.end());
+    singleLine.push_back(cmakeCommand);
+    singleLine.push_back("-H$(CMAKE_SOURCE_DIR)");
+    singleLine.push_back("-B$(CMAKE_BINARY_DIR)");
+    cpackCommandLines.push_back(singleLine);
+    (*targets)[rebuildCacheTargetName] =
+      this->CreateGlobalTarget(
+        rebuildCacheTargetName, "Running CMake to regenerate build system...",
+        &cpackCommandLines, depends, 0);
+    }
+
+  //Install
+  if(this->InstallTargetEnabled)
+    {
+    if(!cmakeCfgIntDir || !*cmakeCfgIntDir || cmakeCfgIntDir[0] == '.')
+      {
+      std::set<cmStdString>* componentsSet = &this->InstallComponents;
+      cpackCommandLines.erase(cpackCommandLines.begin(),
+        cpackCommandLines.end());
+      depends.erase(depends.begin(), depends.end());
+      cmOStringStream ostr;
+      if ( componentsSet->size() > 0 )
+        {
+        ostr << "Available install components are:";
+        std::set<cmStdString>::iterator it;
+        for (
+          it = componentsSet->begin();
+          it != componentsSet->end();
+          ++ it )
+          {
+          ostr << " \"" << it->c_str() << "\"";
+          }
+        }
+      else
+        {
+        ostr << "Only default component available";
+        }
+      singleLine.push_back(ostr.str().c_str());
+      (*targets)["list_install_components"]
+        = this->CreateGlobalTarget("list_install_components",
+          ostr.str().c_str(),
+          &cpackCommandLines, depends, 0);
+      }
+    std::string cmd = cmakeCommand;
+    cpackCommandLines.erase(cpackCommandLines.begin(),
+      cpackCommandLines.end());
+    singleLine.erase(singleLine.begin(), singleLine.end());
+    depends.erase(depends.begin(), depends.end());
+    if ( this->GetPreinstallTargetName() )
+      {
+      depends.push_back(this->GetPreinstallTargetName());
+      }
+    else
+      {
+      const char* noall =
+        mf->GetDefinition("CMAKE_SKIP_INSTALL_ALL_DEPENDENCY");
+      if(!noall || cmSystemTools::IsOff(noall))
+        {
+        depends.push_back(this->GetAllTargetName());
+        }
+      }
+    if(mf->GetDefinition("CMake_BINARY_DIR"))
+      {
+      // We are building CMake itself.  We cannot use the original
+      // executable to install over itself.  The generator will
+      // automatically convert this name to the build-time location.
+      cmd = "cmake";
+      }
+    singleLine.push_back(cmd.c_str());
+    if ( cmakeCfgIntDir && *cmakeCfgIntDir && cmakeCfgIntDir[0] != '.' )
+      {
+      std::string cfgArg = "-DBUILD_TYPE=";
+      cfgArg += mf->GetDefinition("CMAKE_CFG_INTDIR");
+      singleLine.push_back(cfgArg);
+      }
+    singleLine.push_back("-P");
+    singleLine.push_back("cmake_install.cmake");
+    cpackCommandLines.push_back(singleLine);
+    (*targets)[this->GetInstallTargetName()] =
+      this->CreateGlobalTarget(
+        this->GetInstallTargetName(), "Install the project...",
+        &cpackCommandLines, depends, 0);
+
+    // install_local
+    if(const char* install_local = this->GetInstallLocalTargetName())
+      {
+      cmCustomCommandLine localCmdLine = singleLine;
+
+      localCmdLine.insert(localCmdLine.begin()+1,
+                                               "-DCMAKE_INSTALL_LOCAL_ONLY=1");
+      cpackCommandLines.erase(cpackCommandLines.begin(),
+                                                      cpackCommandLines.end());
+      cpackCommandLines.push_back(localCmdLine);
+
+      (*targets)[install_local] =
+        this->CreateGlobalTarget(
+          install_local, "Installing only the local directory...",
+          &cpackCommandLines, depends, 0);
+      }
+
+    // install_strip
+    const char* install_strip = this->GetInstallStripTargetName();
+    if((install_strip !=0) && (mf->IsSet("CMAKE_STRIP")))
+      {
+      cmCustomCommandLine stripCmdLine = singleLine;
+
+      stripCmdLine.insert(stripCmdLine.begin()+1,"-DCMAKE_INSTALL_DO_STRIP=1");
+      cpackCommandLines.erase(cpackCommandLines.begin(),
+        cpackCommandLines.end());
+      cpackCommandLines.push_back(stripCmdLine);
+
+      (*targets)[install_strip] =
+        this->CreateGlobalTarget(
+          install_strip, "Installing the project stripped...",
+          &cpackCommandLines, depends, 0);
+      }
+    }
+}
+
+//----------------------------------------------------------------------------
+const char* cmGlobalGenerator::GetPredefinedTargetsFolder()
+{
+  const char* prop =
+    this->GetCMakeInstance()->GetProperty("PREDEFINED_TARGETS_FOLDER");
+
+  if (prop)
+    {
+    return prop;
+    }
+
+  return "CMakePredefinedTargets";
+}
+
+//----------------------------------------------------------------------------
+bool cmGlobalGenerator::UseFolderProperty()
+{
+  const char* prop = this->GetCMakeInstance()->GetProperty("USE_FOLDERS");
+
+  // If this property is defined, let the setter turn this on or off...
+  //
+  if (prop)
+    {
+    return cmSystemTools::IsOn(prop);
+    }
+
+  // By default, this feature is OFF, since it is not supported in the
+  // Visual Studio Express editions:
+  //
+  return false;
+}
+
+//----------------------------------------------------------------------------
+cmTarget cmGlobalGenerator::CreateGlobalTarget(
+  const char* name, const char* message,
+  const cmCustomCommandLines* commandLines,
+  std::vector<std::string> depends,
+  const char* workingDirectory)
+{
+  // Package
+  cmTarget target;
+  target.GetProperties().SetCMakeInstance(this->CMakeInstance);
+  target.SetType(cmTarget::GLOBAL_TARGET, name);
+  target.SetProperty("EXCLUDE_FROM_ALL","TRUE");
+
+  std::vector<std::string> no_outputs;
+  std::vector<std::string> no_depends;
+  // Store the custom command in the target.
+  cmCustomCommand cc(0, no_outputs, no_depends, *commandLines, 0,
+                     workingDirectory);
+  target.GetPostBuildCommands().push_back(cc);
+  target.SetProperty("EchoString", message);
+  std::vector<std::string>::iterator dit;
+  for ( dit = depends.begin(); dit != depends.end(); ++ dit )
+    {
+    target.AddUtility(dit->c_str());
+    }
+
+  // Organize in the "predefined targets" folder:
+  //
+  if (this->UseFolderProperty())
+    {
+    target.SetProperty("FOLDER", this->GetPredefinedTargetsFolder());
+    }
+
+  return target;
+}
+
+//----------------------------------------------------------------------------
+std::string
+cmGlobalGenerator::GenerateRuleFile(std::string const& output) const
+{
+  std::string ruleFile = output;
+  ruleFile += ".rule";
+  const char* dir = this->GetCMakeCFGIntDir();
+  if(dir && dir[0] == '$')
+    {
+    cmSystemTools::ReplaceString(ruleFile, dir,
+                                 cmake::GetCMakeFilesDirectory());
+    }
+  return ruleFile;
+}
+
+//----------------------------------------------------------------------------
+std::string cmGlobalGenerator::GetSharedLibFlagsForLanguage(
+                                                        std::string const& l)
+{
+  if(this->LanguageToOriginalSharedLibFlags.count(l) > 0)
+    {
+    return this->LanguageToOriginalSharedLibFlags[l];
+    }
+  return "";
+}
+
+//----------------------------------------------------------------------------
+void cmGlobalGenerator::AppendDirectoryForConfig(const char*, const char*,
+                                                 const char*, std::string&)
+{
+  // Subclasses that support multiple configurations should implement
+  // this method to append the subdirectory for the given build
+  // configuration.
+}
+
+//----------------------------------------------------------------------------
+cmGlobalGenerator::TargetDependSet const&
+cmGlobalGenerator::GetTargetDirectDepends(cmTarget & target)
+{
+  return this->TargetDependencies[&target];
+}
+
+void cmGlobalGenerator::AddTarget(cmTarget* t)
+{
+  if(t->IsImported())
+    {
+    this->ImportedTargets[t->GetName()] = t;
+    }
+  else
+    {
+    this->TotalTargets[t->GetName()] = t;
+    }
+}
+
+void cmGlobalGenerator::SetExternalMakefileProjectGenerator(
+                            cmExternalMakefileProjectGenerator *extraGenerator)
+{
+  this->ExtraGenerator = extraGenerator;
+  if (this->ExtraGenerator!=0)
+    {
+    this->ExtraGenerator->SetGlobalGenerator(this);
+    }
+}
+
+const char* cmGlobalGenerator::GetExtraGeneratorName() const
+{
+  return this->ExtraGenerator==0 ? 0 : this->ExtraGenerator->GetName();
+}
+
+void cmGlobalGenerator::FileReplacedDuringGenerate(const std::string& filename)
+{
+  this->FilesReplacedDuringGenerate.push_back(filename);
+}
+
+void
+cmGlobalGenerator
+::GetFilesReplacedDuringGenerate(std::vector<std::string>& filenames)
+{
+  filenames.clear();
+  std::copy(
+    this->FilesReplacedDuringGenerate.begin(),
+    this->FilesReplacedDuringGenerate.end(),
+    std::back_inserter(filenames));
+}
+
+//----------------------------------------------------------------------------
+void cmGlobalGenerator::GetTargetSets(TargetDependSet& projectTargets,
+                                      TargetDependSet& originalTargets,
+                                      cmLocalGenerator* root,
+                                      GeneratorVector const& generators)
+{
+  // loop over all local generators
+  for(std::vector<cmLocalGenerator*>::const_iterator i = generators.begin();
+      i != generators.end(); ++i)
+    {
+    // check to make sure generator is not excluded
+    if(this->IsExcluded(root, *i))
+      {
+      continue;
+      }
+    cmMakefile* mf = (*i)->GetMakefile();
+    // Get the targets in the makefile
+    cmTargets &tgts = mf->GetTargets();
+    // loop over all the targets
+    for (cmTargets::iterator l = tgts.begin(); l != tgts.end(); ++l)
+      {
+      cmTarget* target = &l->second;
+      if(this->IsRootOnlyTarget(target) &&
+         target->GetMakefile() != root->GetMakefile())
+        {
+        continue;
+        }
+      // put the target in the set of original targets
+      originalTargets.insert(target);
+      // Get the set of targets that depend on target
+      this->AddTargetDepends(target, projectTargets);
+      }
+    }
+}
+
+//----------------------------------------------------------------------------
+bool cmGlobalGenerator::IsRootOnlyTarget(cmTarget* target)
+{
+  return (target->GetType() == cmTarget::GLOBAL_TARGET ||
+          strcmp(target->GetName(), this->GetAllTargetName()) == 0);
+}
+
+//----------------------------------------------------------------------------
+void cmGlobalGenerator::AddTargetDepends(cmTarget* target,
+                                         TargetDependSet& projectTargets)
+{
+  // add the target itself
+  if(projectTargets.insert(target).second)
+    {
+    // This is the first time we have encountered the target.
+    // Recursively follow its dependencies.
+    TargetDependSet const& ts = this->GetTargetDirectDepends(*target);
+    for(TargetDependSet::const_iterator i = ts.begin(); i != ts.end(); ++i)
+      {
+      cmTarget* dtarget = *i;
+      this->AddTargetDepends(dtarget, projectTargets);
+      }
+    }
+}
+
+
+//----------------------------------------------------------------------------
+void cmGlobalGenerator::AddToManifest(const char* config,
+                                      std::string const& f)
+{
+  // Add to the main manifest for this configuration.
+  this->TargetManifest[config].insert(f);
+
+  // Add to the content listing for the file's directory.
+  std::string dir = cmSystemTools::GetFilenamePath(f);
+  std::string file = cmSystemTools::GetFilenameName(f);
+  this->DirectoryContentMap[dir].insert(file);
+}
+
+//----------------------------------------------------------------------------
+std::set<cmStdString> const&
+cmGlobalGenerator::GetDirectoryContent(std::string const& dir, bool needDisk)
+{
+  DirectoryContent& dc = this->DirectoryContentMap[dir];
+  if(needDisk && !dc.LoadedFromDisk)
+    {
+    // Load the directory content from disk.
+    cmsys::Directory d;
+    if(d.Load(dir.c_str()))
+      {
+      unsigned long n = d.GetNumberOfFiles();
+      for(unsigned long i = 0; i < n; ++i)
+        {
+        const char* f = d.GetFile(i);
+        if(strcmp(f, ".") != 0 && strcmp(f, "..") != 0)
+          {
+          dc.insert(f);
+          }
+        }
+      }
+    dc.LoadedFromDisk = true;
+    }
+  return dc;
+}
+
+//----------------------------------------------------------------------------
+void
+cmGlobalGenerator::AddRuleHash(const std::vector<std::string>& outputs,
+                               std::string const& content)
+{
+#if defined(CMAKE_BUILD_WITH_CMAKE)
+  // Ignore if there are no outputs.
+  if(outputs.empty())
+    {
+    return;
+    }
+
+  // Compute a hash of the rule.
+  RuleHash hash;
+  {
+  unsigned char const* data =
+    reinterpret_cast<unsigned char const*>(content.c_str());
+  int length = static_cast<int>(content.length());
+  cmsysMD5* sum = cmsysMD5_New();
+  cmsysMD5_Initialize(sum);
+  cmsysMD5_Append(sum, data, length);
+  cmsysMD5_FinalizeHex(sum, hash.Data);
+  cmsysMD5_Delete(sum);
+  }
+
+  // Shorten the output name (in expected use case).
+  cmLocalGenerator* lg = this->GetLocalGenerators()[0];
+  std::string fname = lg->Convert(outputs[0].c_str(),
+                                  cmLocalGenerator::HOME_OUTPUT);
+
+  // Associate the hash with this output.
+  this->RuleHashes[fname] = hash;
+#else
+  (void)outputs;
+  (void)content;
+#endif
+}
+
+//----------------------------------------------------------------------------
+void cmGlobalGenerator::CheckRuleHashes()
+{
+#if defined(CMAKE_BUILD_WITH_CMAKE)
+  std::string home = this->GetCMakeInstance()->GetHomeOutputDirectory();
+  std::string pfile = home;
+  pfile += this->GetCMakeInstance()->GetCMakeFilesDirectory();
+  pfile += "/CMakeRuleHashes.txt";
+  this->CheckRuleHashes(pfile, home);
+  this->WriteRuleHashes(pfile);
+#endif
+}
+
+//----------------------------------------------------------------------------
+void cmGlobalGenerator::CheckRuleHashes(std::string const& pfile,
+                                        std::string const& home)
+{
+#if defined(_WIN32) || defined(__CYGWIN__)
+  std::ifstream fin(pfile.c_str(), std::ios::in | std::ios::binary);
+#else
+  std::ifstream fin(pfile.c_str(), std::ios::in);
+#endif
+  if(!fin)
+    {
+    return;
+    }
+  std::string line;
+  std::string fname;
+  while(cmSystemTools::GetLineFromStream(fin, line))
+    {
+    // Line format is a 32-byte hex string followed by a space
+    // followed by a file name (with no escaping).
+
+    // Skip blank and comment lines.
+    if(line.size() < 34 || line[0] == '#')
+      {
+      continue;
+      }
+
+    // Get the filename.
+    fname = line.substr(33, line.npos);
+
+    // Look for a hash for this file's rule.
+    std::map<cmStdString, RuleHash>::const_iterator rhi =
+      this->RuleHashes.find(fname);
+    if(rhi != this->RuleHashes.end())
+      {
+      // Compare the rule hash in the file to that we were given.
+      if(strncmp(line.c_str(), rhi->second.Data, 32) != 0)
+        {
+        // 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());
+        }
+      }
+    else
+      {
+      // We have no hash for a rule previously listed.  This may be a
+      // case where a user has turned off a build option and might
+      // want to turn it back on later, so do not delete the file.
+      // Instead, we keep the rule hash as long as the file exists so
+      // 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());
+      if(cmSystemTools::FileExists(fpath.c_str()))
+        {
+        RuleHash hash;
+        strncpy(hash.Data, line.c_str(), 32);
+        this->RuleHashes[fname] = hash;
+        }
+      }
+    }
+}
+
+//----------------------------------------------------------------------------
+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());
+    }
+  else
+    {
+    cmGeneratedFileStream fout(pfile.c_str());
+    fout << "# Hashes of file build rules.\n";
+    for(std::map<cmStdString, RuleHash>::const_iterator
+          rhi = this->RuleHashes.begin(); rhi != this->RuleHashes.end(); ++rhi)
+      {
+      fout.write(rhi->second.Data, 32);
+      fout << " " << rhi->first << "\n";
+      }
+    }
+}
+
+//----------------------------------------------------------------------------
+void cmGlobalGenerator::WriteSummary()
+{
+  cmMakefile* mf = this->LocalGenerators[0]->GetMakefile();
+
+  // Record all target directories in a central location.
+  std::string fname = mf->GetHomeOutputDirectory();
+  fname += cmake::GetCMakeFilesDirectory();
+  fname += "/TargetDirectories.txt";
+  cmGeneratedFileStream fout(fname.c_str());
+
+  // Generate summary information files for each target.
+  std::string dir;
+  for(std::map<cmStdString,cmTarget *>::const_iterator ti =
+        this->TotalTargets.begin(); ti != this->TotalTargets.end(); ++ti)
+    {
+    this->WriteSummary(ti->second);
+    fout << ti->second->GetSupportDirectory() << "\n";
+    }
+}
+
+//----------------------------------------------------------------------------
+void cmGlobalGenerator::WriteSummary(cmTarget* target)
+{
+  // Place the labels file in a per-target support directory.
+  std::string dir = target->GetSupportDirectory();
+  std::string file = dir;
+  file += "/Labels.txt";
+
+  // Check whether labels are enabled for this target.
+  if(const char* value = target->GetProperty("LABELS"))
+    {
+    cmSystemTools::MakeDirectory(dir.c_str());
+    cmGeneratedFileStream fout(file.c_str());
+
+    // List the target-wide labels.  All sources in the target get
+    // these labels.
+    std::vector<std::string> labels;
+    cmSystemTools::ExpandListArgument(value, labels);
+    if(!labels.empty())
+      {
+      fout << "# Target labels\n";
+      for(std::vector<std::string>::const_iterator li = labels.begin();
+          li != labels.end(); ++li)
+        {
+        fout << " " << *li << "\n";
+        }
+      }
+
+    // List the source files with any per-source labels.
+    fout << "# Source files and their labels\n";
+    std::vector<cmSourceFile*> const& sources = target->GetSourceFiles();
+    for(std::vector<cmSourceFile*>::const_iterator si = sources.begin();
+        si != sources.end(); ++si)
+      {
+      cmSourceFile* sf = *si;
+      fout << sf->GetFullPath() << "\n";
+      if(const char* svalue = sf->GetProperty("LABELS"))
+        {
+        labels.clear();
+        cmSystemTools::ExpandListArgument(svalue, labels);
+        for(std::vector<std::string>::const_iterator li = labels.begin();
+            li != labels.end(); ++li)
+          {
+          fout << " " << *li << "\n";
+          }
+        }
+      }
+    }
+  else
+    {
+    cmSystemTools::RemoveFile(file.c_str());
+    }
+}
+
+//----------------------------------------------------------------------------
+// static
+std::string cmGlobalGenerator::EscapeJSON(const std::string& s) {
+  std::string result;
+  for (std::string::size_type i = 0; i < s.size(); ++i) {
+    if (s[i] == '"' || s[i] == '\\') {
+      result += '\\';
+    }
+    result += s[i];
+  }
+  return result;
+}