/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying file Copyright.txt or https://cmake.org/licensing for details. */ #pragma once #include "cmConfigure.h" // IWYU pragma: keep #include #include #include #include #include #include #include #include #include #include #include #include "cmGeneratedFileStream.h" #include "cmInstalledFile.h" #include "cmListFileCache.h" #include "cmMessageType.h" #include "cmProperty.h" #include "cmState.h" #include "cmStateSnapshot.h" #include "cmStateTypes.h" #if !defined(CMAKE_BOOTSTRAP) # include #endif class cmExternalMakefileProjectGeneratorFactory; class cmFileAPI; class cmFileTimeCache; class cmGlobalGenerator; class cmGlobalGeneratorFactory; class cmMakefile; #if !defined(CMAKE_BOOTSTRAP) class cmMakefileProfilingData; #endif class cmMessenger; class cmVariableWatch; struct cmDocumentationEntry; /** \brief Represents a cmake invocation. * * This class represents a cmake invocation. It is the top level class when * running cmake. Most cmake based GUIs should primarily create an instance * of this class and communicate with it. * * The basic process for a GUI is as follows: * * -# Create a cmake instance * -# Set the Home directories, generator, and cmake command. this * can be done using the Set methods or by using SetArgs and passing in * command line arguments. * -# Load the cache by calling LoadCache (duh) * -# if you are using command line arguments with -D or -C flags then * call SetCacheArgs (or if for some other reason you want to modify the * cache), do it now. * -# Finally call Configure * -# Let the user change values and go back to step 5 * -# call Generate * If your GUI allows the user to change the home directories then * you must at a minimum redo steps 2 through 7. */ class cmake { public: enum Role { RoleInternal, // no commands RoleScript, // script commands RoleProject // all commands }; enum DiagLevel { DIAG_IGNORE, DIAG_WARN, DIAG_ERROR }; /** \brief Describes the working modes of cmake */ enum WorkingMode { NORMAL_MODE, ///< Cmake runs to create project files /** \brief Script mode (started by using -P). * * In script mode there is no generator and no cache. Also, * languages are not enabled, so add_executable and things do * nothing. */ SCRIPT_MODE, /** \brief A pkg-config like mode * * In this mode cmake just searches for a package and prints the results to * stdout. This is similar to SCRIPT_MODE, but commands like add_library() * work too, since they may be used e.g. in exported target files. Started * via --find-package. */ FIND_PACKAGE_MODE }; /** \brief Define log level constants. */ enum LogLevel { LOG_UNDEFINED, LOG_ERROR, LOG_WARNING, LOG_NOTICE, LOG_STATUS, LOG_VERBOSE, LOG_DEBUG, LOG_TRACE }; /** \brief Define supported trace formats **/ enum TraceFormat { TRACE_UNDEFINED, TRACE_HUMAN, TRACE_JSON_V1, }; struct GeneratorInfo { std::string name; std::string baseName; std::string extraName; bool supportsToolset; bool supportsPlatform; std::vector supportedPlatforms; std::string defaultPlatform; bool isAlias; }; struct FileExtensions { bool Test(cm::string_view ext) const { return (this->unordered.find(ext) != this->unordered.end()); } std::vector ordered; std::unordered_set unordered; }; using InstalledFilesMap = std::map; static const int NO_BUILD_PARALLEL_LEVEL = -1; static const int DEFAULT_BUILD_PARALLEL_LEVEL = 0; /// Default constructor cmake(Role role, cmState::Mode mode); /// Destructor ~cmake(); cmake(cmake const&) = delete; cmake& operator=(cmake const&) = delete; #if !defined(CMAKE_BOOTSTRAP) Json::Value ReportVersionJson() const; Json::Value ReportCapabilitiesJson() const; #endif std::string ReportCapabilities() const; //@{ /** * Set/Get the home directory (or output directory) in the project. The * home directory is the top directory of the project. It is the * path-to-source cmake was run with. */ void SetHomeDirectory(const std::string& dir); std::string const& GetHomeDirectory() const; void SetHomeOutputDirectory(const std::string& dir); std::string const& GetHomeOutputDirectory() const; //@} /** * Handle a command line invocation of cmake. */ int Run(const std::vector& args) { return this->Run(args, false); } int Run(const std::vector& args, bool noconfigure); /** * Run the global generator Generate step. */ int Generate(); /** * Configure the cmMakefiles. This routine will create a GlobalGenerator if * one has not already been set. It will then Call Configure on the * GlobalGenerator. This in turn will read in an process all the CMakeList * files for the tree. It will not produce any actual Makefiles, or * workspaces. Generate does that. */ int Configure(); int ActualConfigure(); //! Break up a line like VAR:type="value" into var, type and value static bool ParseCacheEntry(const std::string& entry, std::string& var, std::string& value, cmStateEnums::CacheEntryType& type); int LoadCache(); bool LoadCache(const std::string& path); bool LoadCache(const std::string& path, bool internal, std::set& excludes, std::set& includes); bool SaveCache(const std::string& path); bool DeleteCache(const std::string& path); void PreLoadCMakeFiles(); //! Create a GlobalGenerator std::unique_ptr CreateGlobalGenerator( const std::string& name, bool allowArch = true); //! Return the global generator assigned to this instance of cmake cmGlobalGenerator* GetGlobalGenerator() { return this->GlobalGenerator.get(); } //! Return the global generator assigned to this instance of cmake, const const cmGlobalGenerator* GetGlobalGenerator() const { return this->GlobalGenerator.get(); } //! Return the full path to where the CMakeCache.txt file should be. static std::string FindCacheFile(const std::string& binaryDir); //! Return the global generator assigned to this instance of cmake void SetGlobalGenerator(std::unique_ptr); //! Get the names of the current registered generators void GetRegisteredGenerators(std::vector& generators, bool includeNamesWithPlatform = true) const; //! Set the name of the selected generator-specific instance. void SetGeneratorInstance(std::string const& instance) { this->GeneratorInstance = instance; this->GeneratorInstanceSet = true; } //! Set the name of the selected generator-specific platform. void SetGeneratorPlatform(std::string const& ts) { this->GeneratorPlatform = ts; this->GeneratorPlatformSet = true; } //! Set the name of the selected generator-specific toolset. void SetGeneratorToolset(std::string const& ts) { this->GeneratorToolset = ts; this->GeneratorToolsetSet = true; } bool IsAKnownSourceExtension(cm::string_view ext) const { return this->CLikeSourceFileExtensions.Test(ext) || this->CudaFileExtensions.Test(ext) || this->FortranFileExtensions.Test(ext) || this->ISPCFileExtensions.Test(ext); } bool IsACLikeSourceExtension(cm::string_view ext) const { return this->CLikeSourceFileExtensions.Test(ext); } bool IsAKnownExtension(cm::string_view ext) const { return this->IsAKnownSourceExtension(ext) || this->IsAHeaderExtension(ext); } std::vector GetAllExtensions() const; const std::vector& GetHeaderExtensions() const { return this->HeaderFileExtensions.ordered; } bool IsAHeaderExtension(cm::string_view ext) const { return this->HeaderFileExtensions.Test(ext); } // Strips the extension (if present and known) from a filename std::string StripExtension(const std::string& file) const; /** * Given a variable name, return its value (as a string). */ cmProp GetCacheDefinition(const std::string&) const; //! Add an entry into the cache void AddCacheEntry(const std::string& key, const char* value, const char* helpString, int type); bool DoWriteGlobVerifyTarget() const; std::string const& GetGlobVerifyScript() const; std::string const& GetGlobVerifyStamp() const; void AddGlobCacheEntry(bool recurse, bool listDirectories, bool followSymlinks, const std::string& relative, const std::string& expression, const std::vector& files, const std::string& variable, cmListFileBacktrace const& bt); /** * Get the system information and write it to the file specified */ int GetSystemInformation(std::vector&); //! Parse environment variables void LoadEnvironmentPresets(); //! Parse command line arguments void SetArgs(const std::vector& args); //! Is this cmake running as a result of a TRY_COMPILE command bool GetIsInTryCompile() const; void SetIsInTryCompile(bool b); //! Parse command line arguments that might set cache values bool SetCacheArgs(const std::vector&); using ProgressCallbackType = std::function; /** * Set the function used by GUIs to receive progress updates * Function gets passed: message as a const char*, a progress * amount ranging from 0 to 1.0 and client data. The progress * number provided may be negative in cases where a message is * to be displayed without any progress percentage. */ void SetProgressCallback(ProgressCallbackType f); //! this is called by generators to update the progress void UpdateProgress(const std::string& msg, float prog); #if !defined(CMAKE_BOOTSTRAP) //! Get the variable watch object cmVariableWatch* GetVariableWatch() { return this->VariableWatch.get(); } #endif std::vector GetGeneratorsDocumentation(); //! Set/Get a property of this target file void SetProperty(const std::string& prop, const char* value); void AppendProperty(const std::string& prop, const std::string& value, bool asString = false); cmProp GetProperty(const std::string& prop); bool GetPropertyAsBool(const std::string& prop); //! Get or create an cmInstalledFile instance and return a pointer to it cmInstalledFile* GetOrCreateInstalledFile(cmMakefile* mf, const std::string& name); cmInstalledFile const* GetInstalledFile(const std::string& name) const; InstalledFilesMap const& GetInstalledFiles() const { return this->InstalledFiles; } //! Do all the checks before running configure int DoPreConfigureChecks(); void SetWorkingMode(WorkingMode mode) { this->CurrentWorkingMode = mode; } WorkingMode GetWorkingMode() { return this->CurrentWorkingMode; } //! Debug the try compile stuff by not deleting the files bool GetDebugTryCompile() { return this->DebugTryCompile; } void DebugTryCompileOn() { this->DebugTryCompile = true; } /** * Generate CMAKE_ROOT and CMAKE_COMMAND cache entries */ int AddCMakePaths(); /** * Get the file comparison class */ cmFileTimeCache* GetFileTimeCache() { return this->FileTimeCache.get(); } bool WasLogLevelSetViaCLI() const { return this->LogLevelWasSetViaCLI; } //! Get the selected log level for `message()` commands during the cmake run. LogLevel GetLogLevel() const { return this->MessageLogLevel; } void SetLogLevel(LogLevel level) { this->MessageLogLevel = level; } static LogLevel StringToLogLevel(const std::string& levelStr); static TraceFormat StringToTraceFormat(const std::string& levelStr); bool HasCheckInProgress() const { return !this->CheckInProgressMessages.empty(); } std::size_t GetCheckInProgressSize() const { return this->CheckInProgressMessages.size(); } std::string GetTopCheckInProgressMessage() { auto message = this->CheckInProgressMessages.top(); this->CheckInProgressMessages.pop(); return message; } void PushCheckInProgressMessage(std::string message) { this->CheckInProgressMessages.emplace(std::move(message)); } //! Should `message` command display context. bool GetShowLogContext() const { return this->LogContext; } void SetShowLogContext(bool b) { this->LogContext = b; } //! Do we want debug output during the cmake run. bool GetDebugOutput() { return this->DebugOutput; } void SetDebugOutputOn(bool b) { this->DebugOutput = b; } //! Do we want debug output from the find commands during the cmake run. bool GetDebugFindOutput() { return this->DebugFindOutput; } void SetDebugFindOutputOn(bool b) { this->DebugFindOutput = b; } //! Do we want trace output during the cmake run. bool GetTrace() const { return this->Trace; } void SetTrace(bool b) { this->Trace = b; } bool GetTraceExpand() const { return this->TraceExpand; } void SetTraceExpand(bool b) { this->TraceExpand = b; } TraceFormat GetTraceFormat() const { return this->TraceFormatVar; } void SetTraceFormat(TraceFormat f) { this->TraceFormatVar = f; } void AddTraceSource(std::string const& file) { this->TraceOnlyThisSources.push_back(file); } std::vector const& GetTraceSources() const { return this->TraceOnlyThisSources; } cmGeneratedFileStream& GetTraceFile() { return this->TraceFile; } void SetTraceFile(std::string const& file); void PrintTraceFormatVersion(); bool GetWarnUninitialized() { return this->WarnUninitialized; } void SetWarnUninitialized(bool b) { this->WarnUninitialized = b; } bool GetWarnUnusedCli() { return this->WarnUnusedCli; } void SetWarnUnusedCli(bool b) { this->WarnUnusedCli = b; } bool GetCheckSystemVars() { return this->CheckSystemVars; } void SetCheckSystemVars(bool b) { this->CheckSystemVars = b; } void MarkCliAsUsed(const std::string& variable); /** Get the list of configurations (in upper case) considered to be debugging configurations.*/ std::vector GetDebugConfigs(); void SetCMakeEditCommand(std::string const& s) { this->CMakeEditCommand = s; } std::string const& GetCMakeEditCommand() const { return this->CMakeEditCommand; } cmMessenger* GetMessenger() const { return this->Messenger.get(); } /** * Get the state of the suppression of developer (author) warnings. * Returns false, by default, if developer warnings should be shown, true * otherwise. */ bool GetSuppressDevWarnings() const; /** * Set the state of the suppression of developer (author) warnings. */ void SetSuppressDevWarnings(bool v); /** * Get the state of the suppression of deprecated warnings. * Returns false, by default, if deprecated warnings should be shown, true * otherwise. */ bool GetSuppressDeprecatedWarnings() const; /** * Set the state of the suppression of deprecated warnings. */ void SetSuppressDeprecatedWarnings(bool v); /** * Get the state of treating developer (author) warnings as errors. * Returns false, by default, if warnings should not be treated as errors, * true otherwise. */ bool GetDevWarningsAsErrors() const; /** * Set the state of treating developer (author) warnings as errors. */ void SetDevWarningsAsErrors(bool v); /** * Get the state of treating deprecated warnings as errors. * Returns false, by default, if warnings should not be treated as errors, * true otherwise. */ bool GetDeprecatedWarningsAsErrors() const; /** * Set the state of treating developer (author) warnings as errors. */ void SetDeprecatedWarningsAsErrors(bool v); /** Display a message to the user. */ void IssueMessage( MessageType t, std::string const& text, cmListFileBacktrace const& backtrace = cmListFileBacktrace()) const; //! run the --build option int Build(int jobs, const std::string& dir, const std::vector& targets, const std::string& config, const std::vector& nativeOptions, bool clean, bool verbose); //! run the --open option bool Open(const std::string& dir, bool dryRun); void UnwatchUnusedCli(const std::string& var); void WatchUnusedCli(const std::string& var); cmState* GetState() const { return this->State.get(); } void SetCurrentSnapshot(cmStateSnapshot const& snapshot) { this->CurrentSnapshot = snapshot; } cmStateSnapshot GetCurrentSnapshot() const { return this->CurrentSnapshot; } bool GetRegenerateDuringBuild() const { return this->RegenerateDuringBuild; } #if !defined(CMAKE_BOOTSTRAP) cmMakefileProfilingData& GetProfilingOutput(); bool IsProfilingEnabled() const; #endif protected: void RunCheckForUnusedVariables(); int HandleDeleteCacheVariables(const std::string& var); using RegisteredGeneratorsVector = std::vector>; RegisteredGeneratorsVector Generators; using RegisteredExtraGeneratorsVector = std::vector; RegisteredExtraGeneratorsVector ExtraGenerators; void AddScriptingCommands(); void AddProjectCommands(); void AddDefaultGenerators(); void AddDefaultExtraGenerators(); std::map DiagLevels; std::string GeneratorInstance; std::string GeneratorPlatform; std::string GeneratorToolset; bool GeneratorInstanceSet = false; bool GeneratorPlatformSet = false; bool GeneratorToolsetSet = false; //! read in a cmake list file to initialize the cache void ReadListFile(const std::vector& args, const std::string& path); bool FindPackage(const std::vector& args); //! Check if CMAKE_CACHEFILE_DIR is set. If it is not, delete the log file. /// If it is set, truncate it to 50kb void TruncateOutputLog(const char* fname); /** * Method called to check build system integrity at build time. * Returns 1 if CMake should rerun and 0 otherwise. */ int CheckBuildSystem(); void SetDirectoriesFromFile(const std::string& arg); //! Make sure all commands are what they say they are and there is no /// macros. void CleanupCommandsAndMacros(); void GenerateGraphViz(const std::string& fileName) const; private: ProgressCallbackType ProgressCallback; WorkingMode CurrentWorkingMode = NORMAL_MODE; bool DebugOutput = false; bool DebugFindOutput = false; bool Trace = false; bool TraceExpand = false; TraceFormat TraceFormatVar = TRACE_HUMAN; cmGeneratedFileStream TraceFile; bool WarnUninitialized = false; bool WarnUnusedCli = true; bool CheckSystemVars = false; std::map UsedCliVariables; std::string CMakeEditCommand; std::string CXXEnvironment; std::string CCEnvironment; std::string CheckBuildSystemArgument; std::string CheckStampFile; std::string CheckStampList; std::string VSSolutionFile; std::string EnvironmentGenerator; FileExtensions CLikeSourceFileExtensions; FileExtensions HeaderFileExtensions; FileExtensions CudaFileExtensions; FileExtensions ISPCFileExtensions; FileExtensions FortranFileExtensions; bool ClearBuildSystem = false; bool DebugTryCompile = false; bool RegenerateDuringBuild = false; std::unique_ptr FileTimeCache; std::string GraphVizFile; InstalledFilesMap InstalledFiles; #if !defined(CMAKE_BOOTSTRAP) std::unique_ptr VariableWatch; std::unique_ptr FileAPI; #endif std::unique_ptr State; cmStateSnapshot CurrentSnapshot; std::unique_ptr Messenger; std::vector TraceOnlyThisSources; LogLevel MessageLogLevel = LogLevel::LOG_STATUS; bool LogLevelWasSetViaCLI = false; bool LogContext = false; std::stack CheckInProgressMessages; std::unique_ptr GlobalGenerator; void UpdateConversionPathTable(); //! Print a list of valid generators to stderr. void PrintGeneratorList(); std::unique_ptr EvaluateDefaultGlobalGenerator(); void CreateDefaultGlobalGenerator(); void AppendGlobalGeneratorsDocumentation(std::vector&); void AppendExtraGeneratorsDocumentation(std::vector&); #if !defined(CMAKE_BOOTSTRAP) std::unique_ptr ProfilingOutput; #endif }; #define CMAKE_STANDARD_OPTIONS_TABLE \ { "-S ", "Explicitly specify a source directory." }, \ { "-B ", "Explicitly specify a build directory." }, \ { "-C ", "Pre-load a script to populate the cache." }, \ { "-D [:]=", "Create or update a cmake cache entry." }, \ { "-U ", "Remove matching entries from CMake cache." }, \ { "-G ", "Specify a build system generator." }, \ { "-T ", \ "Specify toolset name if supported by generator." }, \ { "-A ", \ "Specify platform name if supported by generator." }, \ { "-Wdev", "Enable developer warnings." }, \ { "-Wno-dev", "Suppress developer warnings." }, \ { "-Werror=dev", "Make developer warnings errors." }, \ { "-Wno-error=dev", "Make developer warnings not errors." }, \ { "-Wdeprecated", "Enable deprecation warnings." }, \ { "-Wno-deprecated", "Suppress deprecation warnings." }, \ { "-Werror=deprecated", \ "Make deprecated macro and function warnings " \ "errors." }, \ { \ "-Wno-error=deprecated", \ "Make deprecated macro and function warnings " \ "not errors." \ } #define FOR_EACH_C90_FEATURE(F) F(c_function_prototypes) #define FOR_EACH_C99_FEATURE(F) \ F(c_restrict) \ F(c_variadic_macros) #define FOR_EACH_C11_FEATURE(F) F(c_static_assert) #define FOR_EACH_C_FEATURE(F) \ F(c_std_90) \ F(c_std_99) \ F(c_std_11) \ FOR_EACH_C90_FEATURE(F) \ FOR_EACH_C99_FEATURE(F) \ FOR_EACH_C11_FEATURE(F) #define FOR_EACH_CXX98_FEATURE(F) F(cxx_template_template_parameters) #define FOR_EACH_CXX11_FEATURE(F) \ F(cxx_alias_templates) \ F(cxx_alignas) \ F(cxx_alignof) \ F(cxx_attributes) \ F(cxx_auto_type) \ F(cxx_constexpr) \ F(cxx_decltype) \ F(cxx_decltype_incomplete_return_types) \ F(cxx_default_function_template_args) \ F(cxx_defaulted_functions) \ F(cxx_defaulted_move_initializers) \ F(cxx_delegating_constructors) \ F(cxx_deleted_functions) \ F(cxx_enum_forward_declarations) \ F(cxx_explicit_conversions) \ F(cxx_extended_friend_declarations) \ F(cxx_extern_templates) \ F(cxx_final) \ F(cxx_func_identifier) \ F(cxx_generalized_initializers) \ F(cxx_inheriting_constructors) \ F(cxx_inline_namespaces) \ F(cxx_lambdas) \ F(cxx_local_type_template_args) \ F(cxx_long_long_type) \ F(cxx_noexcept) \ F(cxx_nonstatic_member_init) \ F(cxx_nullptr) \ F(cxx_override) \ F(cxx_range_for) \ F(cxx_raw_string_literals) \ F(cxx_reference_qualified_functions) \ F(cxx_right_angle_brackets) \ F(cxx_rvalue_references) \ F(cxx_sizeof_member) \ F(cxx_static_assert) \ F(cxx_strong_enums) \ F(cxx_thread_local) \ F(cxx_trailing_return_types) \ F(cxx_unicode_literals) \ F(cxx_uniform_initialization) \ F(cxx_unrestricted_unions) \ F(cxx_user_literals) \ F(cxx_variadic_macros) \ F(cxx_variadic_templates) #define FOR_EACH_CXX14_FEATURE(F) \ F(cxx_aggregate_default_initializers) \ F(cxx_attribute_deprecated) \ F(cxx_binary_literals) \ F(cxx_contextual_conversions) \ F(cxx_decltype_auto) \ F(cxx_digit_separators) \ F(cxx_generic_lambdas) \ F(cxx_lambda_init_captures) \ F(cxx_relaxed_constexpr) \ F(cxx_return_type_deduction) \ F(cxx_variable_templates) #define FOR_EACH_CXX_FEATURE(F) \ F(cxx_std_98) \ F(cxx_std_11) \ F(cxx_std_14) \ F(cxx_std_17) \ F(cxx_std_20) \ FOR_EACH_CXX98_FEATURE(F) \ FOR_EACH_CXX11_FEATURE(F) \ FOR_EACH_CXX14_FEATURE(F) #define FOR_EACH_CUDA_FEATURE(F) \ F(cuda_std_03) \ F(cuda_std_11) \ F(cuda_std_14) \ F(cuda_std_17) \ F(cuda_std_20)