504 lines
20 KiB
C++
504 lines
20 KiB
C++
/*============================================================================
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CMake - Cross Platform Makefile Generator
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Copyright 2000-2009 Kitware, Inc., Insight Software Consortium
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Distributed under the OSI-approved BSD License (the "License");
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see accompanying file Copyright.txt for details.
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This software is distributed WITHOUT ANY WARRANTY; without even the
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implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the License for more information.
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============================================================================*/
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#ifndef cmGlobalGenerator_h
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#define cmGlobalGenerator_h
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#include "cmStandardIncludes.h"
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#include "cmTarget.h" // For cmTargets
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#include "cmTargetDepend.h" // For cmTargetDependSet
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#include "cmSystemTools.h" // for cmSystemTools::OutputOption
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#include "cmExportSetMap.h" // For cmExportSetMap
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#include "cmGeneratorTarget.h"
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#include "cmGeneratorExpression.h"
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#if defined(CMAKE_BUILD_WITH_CMAKE)
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# include <cmsys/hash_map.hxx>
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#endif
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class cmake;
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class cmGeneratorTarget;
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class cmGeneratorExpressionEvaluationFile;
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class cmMakefile;
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class cmLocalGenerator;
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class cmExternalMakefileProjectGenerator;
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class cmTarget;
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class cmInstallTargetGenerator;
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class cmInstallFilesGenerator;
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class cmExportBuildFileGenerator;
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class cmQtAutoGenerators;
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/** \class cmGlobalGenerator
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* \brief Responsible for overseeing the generation process for the entire tree
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*
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* Subclasses of this class generate makefiles for various
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* platforms.
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*/
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class cmGlobalGenerator
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{
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public:
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///! Free any memory allocated with the GlobalGenerator
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cmGlobalGenerator();
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virtual ~cmGlobalGenerator();
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///! Create a local generator appropriate to this Global Generator
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virtual cmLocalGenerator *CreateLocalGenerator();
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///! Get the name for this generator
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virtual std::string GetName() const { return "Generic"; }
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/** Check whether the given name matches the current generator. */
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virtual bool MatchesGeneratorName(const std::string& name) const
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{ return this->GetName() == name; }
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/** Tell the generator about the target system. */
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virtual bool SetSystemName(std::string const&, cmMakefile*)
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{ return true; }
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/** Set the generator-specific platform name. Returns true if platform
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is supported and false otherwise. */
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virtual bool SetGeneratorPlatform(std::string const& p, cmMakefile* mf);
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/** Set the generator-specific toolset name. Returns true if toolset
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is supported and false otherwise. */
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virtual bool SetGeneratorToolset(std::string const& ts, cmMakefile* mf);
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/**
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* Create LocalGenerators and process the CMakeLists files. This does not
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* actually produce any makefiles, DSPs, etc.
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*/
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virtual void Configure();
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/**
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* Generate the all required files for building this project/tree. This
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* basically creates a series of LocalGenerators for each directory and
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* requests that they Generate.
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*/
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void DoGenerate();
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/**
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* Set/Get and Clear the enabled languages.
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*/
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void SetLanguageEnabled(const std::string&, cmMakefile* mf);
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bool GetLanguageEnabled(const std::string&) const;
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void ClearEnabledLanguages();
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void GetEnabledLanguages(std::vector<std::string>& lang) const;
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/**
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* Try to determine system information such as shared library
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* extension, pthreads, byte order etc.
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*/
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virtual void EnableLanguage(std::vector<std::string>const& languages,
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cmMakefile *, bool optional);
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/**
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* Resolve the CMAKE_<lang>_COMPILER setting for the given language.
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* Intended to be called from EnableLanguage.
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*/
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void ResolveLanguageCompiler(const std::string &lang, cmMakefile *mf,
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bool optional) const;
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/**
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* Try to determine system information, get it from another generator
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*/
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virtual void EnableLanguagesFromGenerator(cmGlobalGenerator *gen,
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cmMakefile* mf);
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/**
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* Try running cmake and building a file. This is used for dynamically
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* loaded commands, not as part of the usual build process.
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*/
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virtual int TryCompile(const std::string& srcdir, const std::string& bindir,
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const std::string& projectName,
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const std::string& targetName,
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bool fast, std::string& output, cmMakefile* mf);
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/**
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* Build a file given the following information. This is a more direct call
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* that is used by both CTest and TryCompile. If target name is NULL or
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* empty then all is assumed. clean indicates if a "make clean" should be
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* done first.
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*/
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int Build(const std::string& srcdir, const std::string& bindir,
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const std::string& projectName, const std::string& targetName,
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std::string& output,
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const std::string& makeProgram, const std::string& config,
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bool clean, bool fast,
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double timeout,
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cmSystemTools::OutputOption outputflag=cmSystemTools::OUTPUT_NONE,
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std::vector<std::string> const& nativeOptions =
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std::vector<std::string>());
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virtual void GenerateBuildCommand(
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std::vector<std::string>& makeCommand,
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const std::string& makeProgram,
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const std::string& projectName, const std::string& projectDir,
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const std::string& targetName, const std::string& config, bool fast,
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std::vector<std::string> const& makeOptions = std::vector<std::string>()
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);
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/** Generate a "cmake --build" call for a given target and config. */
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std::string GenerateCMakeBuildCommand(const std::string& target,
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const std::string& config,
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const std::string& native,
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bool ignoreErrors);
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///! Set the CMake instance
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void SetCMakeInstance(cmake *cm);
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///! Get the CMake instance
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cmake *GetCMakeInstance() const { return this->CMakeInstance; }
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void SetConfiguredFilesPath(cmGlobalGenerator* gen);
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const std::vector<cmLocalGenerator *>& GetLocalGenerators() const {
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return this->LocalGenerators;}
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cmLocalGenerator* GetCurrentLocalGenerator()
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{return this->CurrentLocalGenerator;}
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void SetCurrentLocalGenerator(cmLocalGenerator* lg)
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{this->CurrentLocalGenerator = lg;}
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void AddLocalGenerator(cmLocalGenerator *lg);
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///! Set an generator for an "external makefile based project"
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void SetExternalMakefileProjectGenerator(
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cmExternalMakefileProjectGenerator *extraGenerator);
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std::string GetExtraGeneratorName() const;
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void AddInstallComponent(const char* component);
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const std::set<std::string>* GetInstallComponents() const
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{ return &this->InstallComponents; }
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cmExportSetMap& GetExportSets() {return this->ExportSets;}
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/** Add a file to the manifest of generated targets for a configuration. */
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void AddToManifest(const std::string& config, std::string const& f);
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void EnableInstallTarget();
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int TryCompileTimeout;
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bool GetForceUnixPaths() const { return this->ForceUnixPaths; }
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bool GetToolSupportsColor() const { return this->ToolSupportsColor; }
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///! return the language for the given extension
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std::string GetLanguageFromExtension(const char* ext) const;
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///! is an extension to be ignored
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bool IgnoreFile(const char* ext) const;
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///! What is the preference for linkers and this language (None or Preferred)
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int GetLinkerPreference(const std::string& lang) const;
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///! What is the object file extension for a given source file?
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std::string GetLanguageOutputExtension(cmSourceFile const&) const;
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///! What is the configurations directory variable called?
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virtual const char* GetCMakeCFGIntDir() const { return "."; }
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///! expand CFGIntDir for a configuration
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virtual std::string ExpandCFGIntDir(const std::string& str,
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const std::string& config) const;
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/** Get whether the generator should use a script for link commands. */
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bool GetUseLinkScript() const { return this->UseLinkScript; }
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/** Get whether the generator should produce special marks on rules
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producing symbolic (non-file) outputs. */
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bool GetNeedSymbolicMark() const { return this->NeedSymbolicMark; }
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/*
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* Determine what program to use for building the project.
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*/
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virtual void FindMakeProgram(cmMakefile*);
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#if defined(_WIN32) && !defined(__CYGWIN__)
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/** Is this the Visual Studio 6 generator? */
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virtual bool IsForVS6() const { return false; }
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#endif
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///! Find a target by name by searching the local generators.
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cmTarget* FindTarget(const std::string& name,
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bool excludeAliases = false) const;
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void AddAlias(const std::string& name, cmTarget *tgt);
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bool IsAlias(const std::string& name) const;
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/** Determine if a name resolves to a framework on disk or a built target
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that is a framework. */
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bool NameResolvesToFramework(const std::string& libname) const;
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///! Find a local generator by its startdirectory
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cmLocalGenerator* FindLocalGenerator(const std::string& start_dir) const;
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/** Append the subdirectory for the given configuration. If anything is
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appended the given prefix and suffix will be appended around it, which
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is useful for leading or trailing slashes. */
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virtual void AppendDirectoryForConfig(const std::string& prefix,
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const std::string& config,
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const std::string& suffix,
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std::string& dir);
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/** Get the manifest of all targets that will be built for each
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configuration. This is valid during generation only. */
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cmTargetManifest const& GetTargetManifest() const
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{ return this->TargetManifest; }
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/** Get the content of a directory. Directory listings are loaded
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from disk at most once and cached. During the generation step
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the content will include the target files to be built even if
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they do not yet exist. */
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std::set<std::string> const& GetDirectoryContent(std::string const& dir,
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bool needDisk = true);
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void AddTarget(cmTarget* t);
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static bool IsReservedTarget(std::string const& name);
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virtual const char* GetAllTargetName() const { return "ALL_BUILD"; }
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virtual const char* GetInstallTargetName() const { return "INSTALL"; }
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virtual const char* GetInstallLocalTargetName() const { return 0; }
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virtual const char* GetInstallStripTargetName() const { return 0; }
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virtual const char* GetPreinstallTargetName() const { return 0; }
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virtual const char* GetTestTargetName() const { return "RUN_TESTS"; }
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virtual const char* GetPackageTargetName() const { return "PACKAGE"; }
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virtual const char* GetPackageSourceTargetName() const { return 0; }
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virtual const char* GetEditCacheTargetName() const { return 0; }
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virtual const char* GetRebuildCacheTargetName() const { return 0; }
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virtual const char* GetCleanTargetName() const { return 0; }
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// Lookup edit_cache target command preferred by this generator.
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virtual std::string GetEditCacheCommand() const { return ""; }
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// Class to track a set of dependencies.
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typedef cmTargetDependSet TargetDependSet;
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// what targets does the specified target depend on directly
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// via a target_link_libraries or add_dependencies
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TargetDependSet const& GetTargetDirectDepends(cmTarget const& target);
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/** Get per-target generator information. */
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cmGeneratorTarget* GetGeneratorTarget(cmTarget const*) const;
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const std::map<std::string, std::vector<cmLocalGenerator*> >& GetProjectMap()
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const {return this->ProjectMap;}
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// track files replaced during a Generate
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void FileReplacedDuringGenerate(const std::string& filename);
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void GetFilesReplacedDuringGenerate(std::vector<std::string>& filenames);
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void AddRuleHash(const std::vector<std::string>& outputs,
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std::string const& content);
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/** Return whether the given binary directory is unused. */
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bool BinaryDirectoryIsNew(const std::string& dir)
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{
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return this->BinaryDirectories.insert(dir).second;
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}
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/** Supported systems creates a GUID for the given name */
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virtual void CreateGUID(const std::string&) {}
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/** Return true if the generated build tree may contain multiple builds.
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i.e. "Can I build Debug and Release in the same tree?" */
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virtual bool IsMultiConfig() { return false; }
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std::string GetSharedLibFlagsForLanguage(std::string const& lang) const;
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/** Generate an <output>.rule file path for a given command output. */
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virtual std::string GenerateRuleFile(std::string const& output) const;
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static std::string EscapeJSON(const std::string& s);
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void AddEvaluationFile(const std::string &inputFile,
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cmsys::auto_ptr<cmCompiledGeneratorExpression> outputName,
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cmMakefile *makefile,
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cmsys::auto_ptr<cmCompiledGeneratorExpression> condition,
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bool inputIsContent);
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void ProcessEvaluationFiles();
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std::map<std::string, cmExportBuildFileGenerator*>& GetBuildExportSets()
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{return this->BuildExportSets;}
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void AddBuildExportSet(cmExportBuildFileGenerator*);
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void AddBuildExportExportSet(cmExportBuildFileGenerator*);
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bool IsExportedTargetsFile(const std::string &filename) const;
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bool GenerateImportFile(const std::string &file);
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cmExportBuildFileGenerator*
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GetExportedTargetsFile(const std::string &filename) const;
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void AddCMP0042WarnTarget(const std::string& target);
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virtual void ComputeTargetObjectDirectory(cmGeneratorTarget* gt) const;
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bool GenerateCPackPropertiesFile();
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void CreateEvaluationSourceFiles(std::string const& config) const;
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void SetFilenameTargetDepends(cmSourceFile* sf,
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std::set<cmTarget const*> tgts);
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std::set<cmTarget const*> const&
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GetFilenameTargetDepends(cmSourceFile* sf) const;
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protected:
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virtual void Generate();
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typedef std::vector<cmLocalGenerator*> GeneratorVector;
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// for a project collect all its targets by following depend
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// information, and also collect all the targets
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virtual void GetTargetSets(TargetDependSet& projectTargets,
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TargetDependSet& originalTargets,
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cmLocalGenerator* root, GeneratorVector const&);
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bool IsRootOnlyTarget(cmTarget* target) const;
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void AddTargetDepends(cmTarget const* target,
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TargetDependSet& projectTargets);
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void SetLanguageEnabledFlag(const std::string& l, cmMakefile* mf);
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void SetLanguageEnabledMaps(const std::string& l, cmMakefile* mf);
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void FillExtensionToLanguageMap(const std::string& l, cmMakefile* mf);
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virtual bool ComputeTargetDepends();
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virtual bool CheckALLOW_DUPLICATE_CUSTOM_TARGETS() const;
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typedef std::vector<std::pair<cmQtAutoGenerators,
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cmTarget const*> > AutogensType;
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void CreateQtAutoGeneratorsTargets(AutogensType& autogens);
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std::string SelectMakeProgram(const std::string& makeProgram,
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const std::string& makeDefault = "") const;
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// Fill the ProjectMap, this must be called after LocalGenerators
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// has been populated.
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void FillProjectMap();
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void CheckLocalGenerators();
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bool IsExcluded(cmLocalGenerator* root, cmLocalGenerator* gen) const;
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bool IsExcluded(cmLocalGenerator* root, cmTarget const& target) const;
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void FillLocalGeneratorToTargetMap();
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void CreateDefaultGlobalTargets(cmTargets* targets);
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cmTarget CreateGlobalTarget(const std::string& name, const char* message,
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const cmCustomCommandLines* commandLines,
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std::vector<std::string> depends, const char* workingDir);
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bool NeedSymbolicMark;
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bool UseLinkScript;
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bool ForceUnixPaths;
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bool ToolSupportsColor;
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std::string FindMakeProgramFile;
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std::string ConfiguredFilesPath;
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cmake *CMakeInstance;
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std::vector<cmLocalGenerator *> LocalGenerators;
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cmLocalGenerator* CurrentLocalGenerator;
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// map from project name to vector of local generators in that project
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std::map<std::string, std::vector<cmLocalGenerator*> > ProjectMap;
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std::map<cmLocalGenerator*, std::set<cmTarget const*> >
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LocalGeneratorToTargetMap;
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// Set of named installation components requested by the project.
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std::set<std::string> InstallComponents;
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bool InstallTargetEnabled;
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// Sets of named target exports
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cmExportSetMap ExportSets;
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std::map<std::string, cmExportBuildFileGenerator*> BuildExportSets;
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std::map<std::string, cmExportBuildFileGenerator*> BuildExportExportSets;
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// Manifest of all targets that will be built for each configuration.
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// This is computed just before local generators generate.
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cmTargetManifest TargetManifest;
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// All targets in the entire project.
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#if defined(CMAKE_BUILD_WITH_CMAKE)
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typedef cmsys::hash_map<std::string, cmTarget*> TargetMap;
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#else
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typedef std::map<std::string,cmTarget *> TargetMap;
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#endif
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TargetMap TotalTargets;
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TargetMap AliasTargets;
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TargetMap ImportedTargets;
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std::vector<cmGeneratorExpressionEvaluationFile*> EvaluationFiles;
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virtual const char* GetPredefinedTargetsFolder();
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virtual bool UseFolderProperty();
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void EnableMinGWLanguage(cmMakefile *mf);
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private:
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cmMakefile* TryCompileOuterMakefile;
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float FirstTimeProgress;
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// If you add a new map here, make sure it is copied
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// in EnableLanguagesFromGenerator
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std::map<std::string, bool> IgnoreExtensions;
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std::map<std::string, bool> LanguageEnabled;
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std::set<std::string> LanguagesReady; // Ready for try_compile
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std::map<std::string, std::string> OutputExtensions;
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std::map<std::string, std::string> LanguageToOutputExtension;
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std::map<std::string, std::string> ExtensionToLanguage;
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std::map<std::string, int> LanguageToLinkerPreference;
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std::map<std::string, std::string> LanguageToOriginalSharedLibFlags;
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// Record hashes for rules and outputs.
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struct RuleHash { char Data[32]; };
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std::map<std::string, RuleHash> RuleHashes;
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void CheckRuleHashes();
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void CheckRuleHashes(std::string const& pfile, std::string const& home);
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void WriteRuleHashes(std::string const& pfile);
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void WriteSummary();
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void WriteSummary(cmTarget* target);
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void FinalizeTargetCompileInfo();
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virtual void ForceLinkerLanguages();
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virtual void PrintCompilerAdvice(std::ostream& os, std::string const& lang,
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const char* envVar) const;
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void CheckCompilerIdCompatibility(cmMakefile* mf,
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std::string const& lang) const;
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cmExternalMakefileProjectGenerator* ExtraGenerator;
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// track files replaced during a Generate
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std::vector<std::string> FilesReplacedDuringGenerate;
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// Store computed inter-target dependencies.
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typedef std::map<cmTarget const*, TargetDependSet> TargetDependMap;
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TargetDependMap TargetDependencies;
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// Per-target generator information.
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cmGeneratorTargetsType GeneratorTargets;
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friend class cmake;
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void CreateGeneratorTargets(cmMakefile* mf);
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void CreateGeneratorTargets();
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void ClearGeneratorMembers();
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virtual const char* GetBuildIgnoreErrorsFlag() const { return 0; }
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// Cache directory content and target files to be built.
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struct DirectoryContent: public std::set<std::string>
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{
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typedef std::set<std::string> derived;
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bool LoadedFromDisk;
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DirectoryContent(): LoadedFromDisk(false) {}
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DirectoryContent(DirectoryContent const& dc):
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derived(dc), LoadedFromDisk(dc.LoadedFromDisk) {}
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};
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std::map<std::string, DirectoryContent> DirectoryContentMap;
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// Set of binary directories on disk.
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std::set<std::string> BinaryDirectories;
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// track targets to issue CMP0042 warning for.
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std::set<std::string> CMP0042WarnTargets;
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mutable std::map<cmSourceFile*, std::set<cmTarget const*> >
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FilenameTargetDepends;
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};
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#endif
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