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624 lines
22 KiB
624 lines
22 KiB
/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
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file Copyright.txt or https://cmake.org/licensing for details. */
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#ifndef cmGlobalGenerator_h
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#define cmGlobalGenerator_h
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#include "cmConfigure.h" // IWYU pragma: keep
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#include <iosfwd>
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#include <map>
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#include <set>
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#include <string>
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#include <unordered_map>
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#include <utility>
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#include <vector>
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#include "cmCustomCommandLines.h"
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#include "cmDuration.h"
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#include "cmExportSetMap.h"
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#include "cmStateSnapshot.h"
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#include "cmSystemTools.h"
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#include "cmTarget.h"
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#include "cmTargetDepend.h"
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#include "cm_codecvt.hxx"
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#if defined(CMAKE_BUILD_WITH_CMAKE)
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#include "cmFileLockPool.h"
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#endif
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class cmExportBuildFileGenerator;
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class cmExternalMakefileProjectGenerator;
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class cmGeneratorTarget;
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class cmLinkLineComputer;
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class cmLocalGenerator;
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class cmMakefile;
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class cmOutputConverter;
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class cmQtAutoGenInitializer;
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class cmSourceFile;
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class cmStateDirectory;
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class cmake;
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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(cmake* cm);
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virtual ~cmGlobalGenerator();
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virtual cmLocalGenerator* CreateLocalGenerator(cmMakefile* mf);
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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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{
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return this->GetName() == name;
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}
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/** Get encoding used by generator for makefile files */
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virtual codecvt::Encoding GetMakefileEncoding() const
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{
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return codecvt::None;
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}
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/** Tell the generator about the target system. */
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virtual bool SetSystemName(std::string const&, cmMakefile*) { return true; }
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/** Set the generator-specific instance. Returns true if supported. */
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virtual bool SetGeneratorInstance(std::string const& i, cmMakefile* mf);
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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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bool Compute();
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virtual void AddExtraIDETargets() {}
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enum TargetTypes
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{
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AllTargets,
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ImportedOnly
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};
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void CreateImportedGenerationObjects(
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cmMakefile* mf, std::vector<std::string> const& targets,
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std::vector<cmGeneratorTarget const*>& exports);
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void CreateGenerationObjects(TargetTypes targetTypes = AllTargets);
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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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virtual void Generate();
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virtual cmLinkLineComputer* CreateLinkLineComputer(
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cmOutputConverter* outputConverter,
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cmStateDirectory const& stateDir) const;
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cmLinkLineComputer* CreateMSVC60LinkLineComputer(
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cmOutputConverter* outputConverter,
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cmStateDirectory const& stateDir) const;
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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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void EnableLanguagesFromGenerator(cmGlobalGenerator* gen, 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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int TryCompile(const std::string& srcdir, const std::string& bindir,
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const std::string& projectName, 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, const std::string& makeProgram,
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const std::string& config, bool clean, bool fast, bool verbose,
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cmDuration timeout, cmSystemTools::OutputOption outputflag =
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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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/**
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* Open a generated IDE project given the following information.
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*/
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virtual bool Open(const std::string& bindir, const std::string& projectName,
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bool dryRun);
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virtual void GenerateBuildCommand(
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std::vector<std::string>& makeCommand, 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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bool verbose,
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std::vector<std::string> const& makeOptions = std::vector<std::string>());
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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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///! 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<cmMakefile*>& GetMakefiles() const
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{
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return this->Makefiles;
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}
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const std::vector<cmLocalGenerator*>& GetLocalGenerators() const
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{
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return this->LocalGenerators;
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}
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cmMakefile* GetCurrentMakefile() const
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{
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return this->CurrentConfigureMakefile;
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}
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void SetCurrentMakefile(cmMakefile* mf)
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{
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this->CurrentConfigureMakefile = mf;
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}
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void AddMakefile(cmMakefile* mf);
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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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{
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return &this->InstallComponents;
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}
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cmExportSetMap& GetExportSets() { return this->ExportSets; }
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const char* GetGlobalSetting(std::string const& name) const;
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bool GlobalSettingIsOn(std::string const& name) const;
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const char* GetSafeGlobalSetting(std::string const& name) const;
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/** Add a file to the manifest of generated targets for a configuration. */
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void AddToManifest(std::string const& f);
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void EnableInstallTarget();
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cmDuration 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 bool FindMakeProgram(cmMakefile*);
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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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cmGeneratorTarget* FindGeneratorTarget(const std::string& name) const;
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void AddAlias(const std::string& name, const std::string& tgtName);
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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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cmMakefile* FindMakefile(const std::string& start_dir) 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 content of a directory. Directory listings are cached
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and re-loaded from disk only when modified. During the generation
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step 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 IndexTarget(cmTarget* t);
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void IndexGeneratorTarget(cmGeneratorTarget* gt);
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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 nullptr; }
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virtual const char* GetInstallStripTargetName() const { return nullptr; }
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virtual const char* GetPreinstallTargetName() const { return nullptr; }
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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 nullptr; }
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virtual const char* GetEditCacheTargetName() const { return nullptr; }
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virtual const char* GetRebuildCacheTargetName() const { return nullptr; }
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virtual const char* GetCleanTargetName() const { return nullptr; }
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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(
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const cmGeneratorTarget* target);
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const std::map<std::string, std::vector<cmLocalGenerator*>>& GetProjectMap()
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const
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{
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return this->ProjectMap;
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}
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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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/** 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() const { return false; }
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/** Return true if we know the exact location of object files.
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If false, store the reason in the given string.
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This is meaningful only after EnableLanguage has been called. */
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virtual bool HasKnownObjectFileLocation(std::string*) const { return true; }
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virtual bool UseFolderProperty() const;
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virtual bool IsIPOSupported() const { return false; }
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/** Return whether the generator can import external visual studio project
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using INCLUDE_EXTERNAL_MSPROJECT */
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virtual bool IsIncludeExternalMSProjectSupported() const { return false; }
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/** Return whether the generator should use EFFECTIVE_PLATFORM_NAME. This is
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relevant for mixed macOS and iOS builds. */
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virtual bool UseEffectivePlatformName(cmMakefile*) const { return false; }
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/** Return whether the "Resources" folder prefix should be stripped from
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MacFolder. */
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virtual bool ShouldStripResourcePath(cmMakefile*) const;
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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 ProcessEvaluationFiles();
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std::map<std::string, cmExportBuildFileGenerator*>& GetBuildExportSets()
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{
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return this->BuildExportSets;
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}
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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* GetExportedTargetsFile(
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const std::string& filename) const;
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void AddCMP0042WarnTarget(const std::string& target);
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void AddCMP0068WarnTarget(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(
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cmSourceFile* sf, std::set<cmGeneratorTarget const*> const& tgts);
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const std::set<const cmGeneratorTarget*>& GetFilenameTargetDepends(
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cmSourceFile* sf) const;
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#if defined(CMAKE_BUILD_WITH_CMAKE)
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cmFileLockPool& GetFileLockPool() { return FileLockPool; }
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#endif
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bool GetConfigureDoneCMP0026() const
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{
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return this->ConfigureDoneCMP0026AndCMP0024;
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}
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std::string MakeSilentFlag;
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protected:
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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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void GetTargetSets(TargetDependSet& projectTargets,
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TargetDependSet& originalTargets, cmLocalGenerator* root,
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GeneratorVector const&);
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bool IsRootOnlyTarget(cmGeneratorTarget* target) const;
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void AddTargetDepends(const cmGeneratorTarget* 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 CheckLanguages(std::vector<std::string> const& languages,
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cmMakefile* mf) const;
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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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virtual bool ComputeTargetDepends();
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virtual bool CheckALLOW_DUPLICATE_CUSTOM_TARGETS() const;
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// Qt auto generators
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std::vector<std::unique_ptr<cmQtAutoGenInitializer>>
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CreateQtAutoGenInitializers();
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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 CheckTargetProperties();
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bool IsExcluded(cmStateSnapshot const& root,
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cmStateSnapshot const& snp) const;
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bool IsExcluded(cmLocalGenerator* root, cmLocalGenerator* gen) const;
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bool IsExcluded(cmLocalGenerator* root, cmGeneratorTarget* target) const;
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virtual void InitializeProgressMarks() {}
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struct GlobalTargetInfo
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{
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std::string Name;
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std::string Message;
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cmCustomCommandLines CommandLines;
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std::vector<std::string> Depends;
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std::string WorkingDir;
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bool UsesTerminal;
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GlobalTargetInfo()
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: UsesTerminal(false)
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{
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}
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};
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void CreateDefaultGlobalTargets(std::vector<GlobalTargetInfo>& targets);
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void AddGlobalTarget_Package(std::vector<GlobalTargetInfo>& targets);
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void AddGlobalTarget_PackageSource(std::vector<GlobalTargetInfo>& targets);
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void AddGlobalTarget_Test(std::vector<GlobalTargetInfo>& targets);
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void AddGlobalTarget_EditCache(std::vector<GlobalTargetInfo>& targets);
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void AddGlobalTarget_RebuildCache(std::vector<GlobalTargetInfo>& targets);
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void AddGlobalTarget_Install(std::vector<GlobalTargetInfo>& targets);
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cmTarget CreateGlobalTarget(GlobalTargetInfo const& gti, cmMakefile* mf);
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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<cmMakefile*> Makefiles;
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std::vector<cmLocalGenerator*> LocalGenerators;
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cmMakefile* CurrentConfigureMakefile;
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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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// Set of named installation components requested by the project.
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std::set<std::string> InstallComponents;
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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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std::map<std::string, std::string> AliasTargets;
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cmTarget* FindTargetImpl(std::string const& name) const;
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cmGeneratorTarget* FindGeneratorTargetImpl(std::string const& name) const;
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cmGeneratorTarget* FindImportedGeneratorTargetImpl(
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std::string const& name) const;
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const char* GetPredefinedTargetsFolder();
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private:
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typedef std::unordered_map<std::string, cmTarget*> TargetMap;
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typedef std::unordered_map<std::string, cmGeneratorTarget*>
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GeneratorTargetMap;
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typedef std::unordered_map<std::string, cmMakefile*> MakefileMap;
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// Map efficiently from target name to cmTarget instance.
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// Do not use this structure for looping over all targets.
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// It contains both normal and globally visible imported targets.
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TargetMap TargetSearchIndex;
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GeneratorTargetMap GeneratorTargetSearchIndex;
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// Map efficiently from source directory path to cmMakefile instance.
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// Do not use this structure for looping over all directories.
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// It may not contain all of them (see note in IndexMakefile method).
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MakefileMap MakefileSearchIndex;
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cmMakefile* TryCompileOuterMakefile;
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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::set<std::string> LanguagesReady; // Ready for try_compile
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std::set<std::string> LanguagesInProgress;
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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
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{
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char Data[32];
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};
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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(cmGeneratorTarget* target);
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void FinalizeTargetCompileInfo();
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virtual void ForceLinkerLanguages();
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bool CheckTargetsForMissingSources() const;
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void CreateLocalGenerators();
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void CheckCompilerIdCompatibility(cmMakefile* mf,
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std::string const& lang) const;
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void ComputeBuildFileGenerators();
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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<cmGeneratorTarget const*, TargetDependSet> TargetDependMap;
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TargetDependMap TargetDependencies;
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friend class cmake;
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void CreateGeneratorTargets(
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TargetTypes targetTypes, cmMakefile* mf, cmLocalGenerator* lg,
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std::map<cmTarget*, cmGeneratorTarget*> const& importedMap);
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void CreateGeneratorTargets(TargetTypes targetTypes);
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void ClearGeneratorMembers();
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bool CheckCMP0037(std::string const& targetName,
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std::string const& reason) const;
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void IndexMakefile(cmMakefile* mf);
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virtual const char* GetBuildIgnoreErrorsFlag() const { return nullptr; }
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// Cache directory content and target files to be built.
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struct DirectoryContent
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{
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long LastDiskTime;
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std::set<std::string> All;
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std::set<std::string> Generated;
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DirectoryContent()
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: LastDiskTime(-1)
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{
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}
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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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// track targets to issue CMP0068 warning for.
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std::set<std::string> CMP0068WarnTargets;
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mutable std::map<cmSourceFile*, std::set<cmGeneratorTarget const*>>
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FilenameTargetDepends;
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#if defined(CMAKE_BUILD_WITH_CMAKE)
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// Pool of file locks
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cmFileLockPool FileLockPool;
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#endif
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protected:
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float FirstTimeProgress;
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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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bool InstallTargetEnabled;
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bool ConfigureDoneCMP0026AndCMP0024;
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};
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#endif
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