/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying file Copyright.txt or https://cmake.org/licensing for details. */ #ifndef cmMakefile_h #define cmMakefile_h #include #include "cmAlgorithms.h" #include "cmListFileCache.h" #include "cmNewLineStyle.h" #include "cmPolicies.h" #include "cmStateSnapshot.h" #include "cmTarget.h" #include "cmTargetLinkLibraryType.h" #include "cmake.h" #if defined(CMAKE_BUILD_WITH_CMAKE) #include "cmSourceGroup.h" #endif #include #include #include #include #include #include #include #if defined(CMAKE_BUILD_WITH_CMAKE) #ifdef CMake_HAVE_CXX_UNORDERED_MAP #include #else #include #endif #endif class cmCommand; class cmCompiledGeneratorExpression; class cmCustomCommandLines; class cmExecutionStatus; class cmExpandedCommandArgument; class cmExportBuildFileGenerator; class cmFunctionBlocker; class cmGeneratorExpressionEvaluationFile; class cmGlobalGenerator; class cmInstallGenerator; class cmMessenger; class cmSourceFile; class cmTest; class cmTestGenerator; class cmVariableWatch; /** \class cmMakefile * \brief Process the input CMakeLists.txt file. * * Process and store into memory the input CMakeLists.txt file. * Each CMakeLists.txt file is parsed and the commands found there * are added into the build process. */ class cmMakefile { public: /* Mark a variable as used */ void MarkVariableAsUsed(const std::string& var); /* return true if a variable has been initialized */ bool VariableInitialized(const std::string&) const; /** * Construct an empty makefile. */ cmMakefile(cmGlobalGenerator* globalGenerator, const cmStateSnapshot& snapshot); /** * Destructor. */ ~cmMakefile(); bool ReadListFile(const char* filename); bool ReadDependentFile(const char* filename, bool noPolicyScope = true); bool ProcessBuildsystemFile(const char* filename); /** * Add a function blocker to this makefile */ void AddFunctionBlocker(cmFunctionBlocker* fb); /// @return whether we are processing the top CMakeLists.txt file. bool IsRootMakefile() const; /** * Remove the function blocker whose scope ends with the given command. * This returns ownership of the function blocker object. */ CM_AUTO_PTR RemoveFunctionBlocker( cmFunctionBlocker* fb, const cmListFileFunction& lff); /** * Try running cmake and building a file. This is used for dynalically * loaded commands, not as part of the usual build process. */ int TryCompile(const std::string& srcdir, const std::string& bindir, const std::string& projectName, const std::string& targetName, bool fast, const std::vector* cmakeArgs, std::string& output); bool GetIsSourceFileTryCompile() const; /** * Help enforce global target name uniqueness. */ bool EnforceUniqueName(std::string const& name, std::string& msg, bool isCustom = false) const; /** * Perform FinalPass, Library dependency analysis etc before output of the * makefile. */ void ConfigureFinalPass(); /** * run the final pass on all commands. */ void FinalPass(); /** Add a custom command to the build. */ void AddCustomCommandToTarget( const std::string& target, const std::vector& byproducts, const std::vector& depends, const cmCustomCommandLines& commandLines, cmTarget::CustomCommandType type, const char* comment, const char* workingDir, bool escapeOldStyle = true, bool uses_terminal = false, const std::string& depfile = ""); cmSourceFile* AddCustomCommandToOutput( const std::vector& outputs, const std::vector& byproducts, const std::vector& depends, const std::string& main_dependency, const cmCustomCommandLines& commandLines, const char* comment, const char* workingDir, bool replace = false, bool escapeOldStyle = true, bool uses_terminal = false, const std::string& depfile = ""); cmSourceFile* AddCustomCommandToOutput( const std::string& output, const std::vector& depends, const std::string& main_dependency, const cmCustomCommandLines& commandLines, const char* comment, const char* workingDir, bool replace = false, bool escapeOldStyle = true, bool uses_terminal = false, const std::string& depfile = ""); void AddCustomCommandOldStyle(const std::string& target, const std::vector& outputs, const std::vector& depends, const std::string& source, const cmCustomCommandLines& commandLines, const char* comment); /** * Add a define flag to the build. */ void AddDefineFlag(const char* definition); void RemoveDefineFlag(const char* definition); void AddCompileOption(const char* option); /** Create a new imported target with the name and type given. */ cmTarget* AddImportedTarget(const std::string& name, cmStateEnums::TargetType type, bool global); cmTarget* AddNewTarget(cmStateEnums::TargetType type, const std::string& name); /** * Add an executable to the build. */ cmTarget* AddExecutable(const char* exename, const std::vector& srcs, bool excludeFromAll = false); /** * Add a utility to the build. A utiltity target is a command that * is run every time the target is built. */ cmTarget* AddUtilityCommand( const std::string& utilityName, bool excludeFromAll, const std::vector& depends, const char* workingDirectory, const char* command, const char* arg1 = CM_NULLPTR, const char* arg2 = CM_NULLPTR, const char* arg3 = CM_NULLPTR, const char* arg4 = CM_NULLPTR); cmTarget* AddUtilityCommand( const std::string& utilityName, bool excludeFromAll, const char* workingDirectory, const std::vector& depends, const cmCustomCommandLines& commandLines, bool escapeOldStyle = true, const char* comment = CM_NULLPTR, bool uses_terminal = false); cmTarget* AddUtilityCommand( const std::string& utilityName, bool excludeFromAll, const char* workingDirectory, const std::vector& byproducts, const std::vector& depends, const cmCustomCommandLines& commandLines, bool escapeOldStyle = true, const char* comment = CM_NULLPTR, bool uses_terminal = false); /** * Add a subdirectory to the build. */ void AddSubDirectory(const std::string& fullSrcDir, const std::string& fullBinDir, bool excludeFromAll, bool immediate); void Configure(); /** * Configure a subdirectory */ void ConfigureSubDirectory(cmMakefile* mf); /** * Add an include directory to the build. */ void AddIncludeDirectories(const std::vector& incs, bool before = false); /** * Add a variable definition to the build. This variable * can be used in CMake to refer to lists, directories, etc. */ void AddDefinition(const std::string& name, const char* value); ///! Add a definition to this makefile and the global cmake cache. void AddCacheDefinition(const std::string& name, const char* value, const char* doc, cmStateEnums::CacheEntryType type, bool force = false); /** * Add bool variable definition to the build. */ void AddDefinition(const std::string& name, bool); /** * Remove a variable definition from the build. This is not valid * for cache entries, and will only affect the current makefile. */ void RemoveDefinition(const std::string& name); ///! Remove a definition from the cache. void RemoveCacheDefinition(const std::string& name); /** * Specify the name of the project for this build. */ void SetProjectName(std::string const& name); /** Get the configurations to be generated. */ std::string GetConfigurations(std::vector& configs, bool single = true) const; /** * Set the name of the library. */ cmTarget* AddLibrary(const std::string& libname, cmStateEnums::TargetType type, const std::vector& srcs, bool excludeFromAll = false); void AddAlias(const std::string& libname, const std::string& tgt); #if defined(CMAKE_BUILD_WITH_CMAKE) /** * Add a root source group for consideration when adding a new source. */ void AddSourceGroup(const std::string& name, const char* regex = CM_NULLPTR); /** * Add a source group for consideration when adding a new source. * name is tokenized. */ void AddSourceGroup(const std::vector& name, const char* regex = CM_NULLPTR); #endif //@{ /** * Set, Push, Pop policy values for CMake. */ bool SetPolicy(cmPolicies::PolicyID id, cmPolicies::PolicyStatus status); bool SetPolicy(const char* id, cmPolicies::PolicyStatus status); cmPolicies::PolicyStatus GetPolicyStatus(cmPolicies::PolicyID id) const; bool SetPolicyVersion(const char* version); void RecordPolicies(cmPolicies::PolicyMap& pm); //@} /** Helper class to push and pop policies automatically. */ class PolicyPushPop { public: PolicyPushPop(cmMakefile* m); ~PolicyPushPop(); private: cmMakefile* Makefile; }; friend class PolicyPushPop; /** * Determine if the given context, name pair has already been reported * in context of CMP0054. */ bool HasCMP0054AlreadyBeenReported(const cmListFileContext& context) const; bool IgnoreErrorsCMP0061() const; const char* GetHomeDirectory() const; const char* GetHomeOutputDirectory() const; /** * Set CMAKE_SCRIPT_MODE_FILE variable when running a -P script. */ void SetScriptModeFile(const char* scriptfile); /** * Set CMAKE_ARGC, CMAKE_ARGV0 ... variables. */ void SetArgcArgv(const std::vector& args); const char* GetCurrentSourceDirectory() const; const char* GetCurrentBinaryDirectory() const; //@} /** * Set a regular expression that include files must match * in order to be considered as part of the depend information. */ void SetIncludeRegularExpression(const char* regex) { this->SetProperty("INCLUDE_REGULAR_EXPRESSION", regex); } const char* GetIncludeRegularExpression() const { return this->GetProperty("INCLUDE_REGULAR_EXPRESSION"); } /** * Set a regular expression that include files that are not found * must match in order to be considered a problem. */ void SetComplainRegularExpression(const std::string& regex) { this->ComplainFileRegularExpression = regex; } const char* GetComplainRegularExpression() const { return this->ComplainFileRegularExpression.c_str(); } /** * Get the list of targets */ cmTargets& GetTargets() { return this->Targets; } /** * Get the list of targets, const version */ const cmTargets& GetTargets() const { return this->Targets; } const std::vector& GetOwnedImportedTargets() const { return this->ImportedTargetsOwned; } std::vector GetImportedTargets() const; cmTarget* FindLocalNonAliasTarget(const std::string& name) const; /** Find a target to use in place of the given name. The target returned may be imported or built within the project. */ cmTarget* FindTargetToUse(const std::string& name, bool excludeAliases = false) const; bool IsAlias(const std::string& name) const; std::map GetAliasTargets() const { return this->AliasTargets; } /** * Mark include directories as system directories. */ void AddSystemIncludeDirectories(const std::set& incs); /** Get a cmSourceFile pointer for a given source name, if the name is * not found, then a null pointer is returned. */ cmSourceFile* GetSource(const std::string& sourceName) const; /** Create the source file and return it. generated * indicates if it is a generated file, this is used in determining * how to create the source file instance e.g. name */ cmSourceFile* CreateSource(const std::string& sourceName, bool generated = false); /** Get a cmSourceFile pointer for a given source name, if the name is * not found, then create the source file and return it. generated * indicates if it is a generated file, this is used in determining * how to create the source file instance e.g. name */ cmSourceFile* GetOrCreateSource(const std::string& sourceName, bool generated = false); /** * Given a variable name, return its value (as a string). * If the variable is not found in this makefile instance, the * cache is then queried. */ const char* GetDefinition(const std::string&) const; const char* GetSafeDefinition(const std::string&) const; const char* GetRequiredDefinition(const std::string& name) const; bool IsDefinitionSet(const std::string&) const; /** * Get the list of all variables in the current space. If argument * cacheonly is specified and is greater than 0, then only cache * variables will be listed. */ std::vector GetDefinitions() const; /** * Test a boolean variable to see if it is true or false. * If the variable is not found in this makefile instance, the * cache is then queried. * Returns false if no entry defined. */ bool IsOn(const std::string& name) const; bool IsSet(const std::string& name) const; /** Return whether the target platform is 32-bit. */ bool PlatformIs32Bit() const; /** Return whether the target platform is 64-bit. */ bool PlatformIs64Bit() const; /** Return whether the target platform is Apple iOS. */ bool PlatformIsAppleIos() const; /** Retrieve soname flag for the specified language if supported */ const char* GetSONameFlag(const std::string& language) const; /** * Get a list of preprocessor define flags. */ std::string GetDefineFlags() const { return this->DefineFlags; } /** * Make sure CMake can write this file */ bool CanIWriteThisFile(const char* fileName) const; #if defined(CMAKE_BUILD_WITH_CMAKE) /** * Get the vector source groups. */ const std::vector& GetSourceGroups() const { return this->SourceGroups; } /** * Get the source group */ cmSourceGroup* GetSourceGroup(const std::vector& name) const; #endif /** * Get the vector of list files on which this makefile depends */ const std::vector& GetListFiles() const { return this->ListFiles; } ///! When the file changes cmake will be re-run from the build system. void AddCMakeDependFile(const std::string& file) { this->ListFiles.push_back(file); } void AddCMakeDependFilesFromUser(); std::string FormatListFileStack() const; /** * Get the current context backtrace. */ cmListFileBacktrace GetBacktrace() const; cmListFileBacktrace GetBacktrace(cmCommandContext const& lfc) const; cmListFileContext GetExecutionContext() const; /** * Get the vector of files created by this makefile */ const std::vector& GetOutputFiles() const { return this->OutputFiles; } void AddCMakeOutputFile(const std::string& file) { this->OutputFiles.push_back(file); } /** * Expand all defined variables in the string. * Defined variables come from the this->Definitions map. * They are expanded with ${var} where var is the * entry in the this->Definitions map. Also \@var\@ is * expanded to match autoconf style expansions. */ const char* ExpandVariablesInString(std::string& source) const; const char* ExpandVariablesInString(std::string& source, bool escapeQuotes, bool noEscapes, bool atOnly = false, const char* filename = CM_NULLPTR, long line = -1, bool removeEmpty = false, bool replaceAt = false) const; /** * Remove any remaining variables in the string. Anything with ${var} or * \@var\@ will be removed. */ void RemoveVariablesInString(std::string& source, bool atOnly = false) const; /** * Expand variables in the makefiles ivars such as link directories etc */ void ExpandVariablesCMP0019(); /** * Replace variables and #cmakedefine lines in the given string. * See cmConfigureFileCommand for details. */ void ConfigureString(const std::string& input, std::string& output, bool atOnly, bool escapeQuotes) const; /** * Copy file but change lines acording to ConfigureString */ int ConfigureFile(const char* infile, const char* outfile, bool copyonly, bool atOnly, bool escapeQuotes, const cmNewLineStyle& = cmNewLineStyle()); #if defined(CMAKE_BUILD_WITH_CMAKE) /** * find what source group this source is in */ cmSourceGroup* FindSourceGroup(const char* source, std::vector& groups) const; #endif /** * Print a command's invocation */ void PrintCommandTrace(const cmListFileFunction& lff) const; /** * Execute a single CMake command. Returns true if the command * succeeded or false if it failed. */ bool ExecuteCommand(const cmListFileFunction& lff, cmExecutionStatus& status); ///! Enable support for named language, if nil then all languages are /// enabled. void EnableLanguage(std::vector const& languages, bool optional); cmState* GetState() const; /** * Get the variable watch. This is used to determine when certain variables * are accessed. */ #ifdef CMAKE_BUILD_WITH_CMAKE cmVariableWatch* GetVariableWatch() const; #endif ///! Display progress or status message. void DisplayStatus(const char*, float) const; /** * Expand the given list file arguments into the full set after * variable replacement and list expansion. */ bool ExpandArguments(std::vector const& inArgs, std::vector& outArgs, const char* filename = CM_NULLPTR) const; bool ExpandArguments(std::vector const& inArgs, std::vector& outArgs, const char* filename = CM_NULLPTR) const; /** * Get the instance */ cmake* GetCMakeInstance() const; cmMessenger* GetMessenger() const; cmGlobalGenerator* GetGlobalGenerator() const; /** * Get all the source files this makefile knows about */ const std::vector& GetSourceFiles() const { return this->SourceFiles; } std::vector& GetSourceFiles() { return this->SourceFiles; } /** * Is there a source file that has the provided source file as an output? * if so then return it */ cmSourceFile* GetSourceFileWithOutput(const std::string& outName) const; ///! Add a new cmTest to the list of tests for this makefile. cmTest* CreateTest(const std::string& testName); /** Get a cmTest pointer for a given test name, if the name is * not found, then a null pointer is returned. */ cmTest* GetTest(const std::string& testName) const; /** * Return a location of a file in cmake or custom modules directory */ std::string GetModulesFile(const char* name) const; ///! Set/Get a property of this directory void SetProperty(const std::string& prop, const char* value); void AppendProperty(const std::string& prop, const char* value, bool asString = false); const char* GetProperty(const std::string& prop) const; const char* GetProperty(const std::string& prop, bool chain) const; bool GetPropertyAsBool(const std::string& prop) const; std::vector GetPropertyKeys() const; ///! Initialize a makefile from its parent void InitializeFromParent(cmMakefile* parent); void AddInstallGenerator(cmInstallGenerator* g) { if (g) { this->InstallGenerators.push_back(g); } } std::vector& GetInstallGenerators() { return this->InstallGenerators; } void AddTestGenerator(cmTestGenerator* g) { if (g) { this->TestGenerators.push_back(g); } } const std::vector& GetTestGenerators() const { return this->TestGenerators; } class FunctionPushPop { public: FunctionPushPop(cmMakefile* mf, std::string const& fileName, cmPolicies::PolicyMap const& pm); ~FunctionPushPop(); void Quiet() { this->ReportError = false; } private: cmMakefile* Makefile; bool ReportError; }; class MacroPushPop { public: MacroPushPop(cmMakefile* mf, std::string const& fileName, cmPolicies::PolicyMap const& pm); ~MacroPushPop(); void Quiet() { this->ReportError = false; } private: cmMakefile* Makefile; bool ReportError; }; void PushFunctionScope(std::string const& fileName, cmPolicies::PolicyMap const& pm); void PopFunctionScope(bool reportError); void PushMacroScope(std::string const& fileName, cmPolicies::PolicyMap const& pm); void PopMacroScope(bool reportError); void PushScope(); void PopScope(); void RaiseScope(const std::string& var, const char* value); // push and pop loop scopes void PushLoopBlockBarrier(); void PopLoopBlockBarrier(); /** Helper class to push and pop scopes automatically. */ class ScopePushPop { public: ScopePushPop(cmMakefile* m) : Makefile(m) { this->Makefile->PushScope(); } ~ScopePushPop() { this->Makefile->PopScope(); } private: cmMakefile* Makefile; }; void IssueMessage(cmake::MessageType t, std::string const& text) const; /** Set whether or not to report a CMP0000 violation. */ void SetCheckCMP0000(bool b) { this->CheckCMP0000 = b; } cmStringRange GetIncludeDirectoriesEntries() const; cmBacktraceRange GetIncludeDirectoriesBacktraces() const; cmStringRange GetCompileOptionsEntries() const; cmBacktraceRange GetCompileOptionsBacktraces() const; cmStringRange GetCompileDefinitionsEntries() const; cmBacktraceRange GetCompileDefinitionsBacktraces() const; void AddQtUiFileWithOptions(cmSourceFile* sf); std::vector GetQtUiFilesWithOptions() const; std::set const& GetSystemIncludeDirectories() const { return this->SystemIncludeDirectories; } bool PolicyOptionalWarningEnabled(std::string const& var); bool AddRequiredTargetFeature(cmTarget* target, const std::string& feature, std::string* error = CM_NULLPTR) const; bool CompileFeatureKnown(cmTarget const* target, const std::string& feature, std::string& lang, std::string* error) const; const char* CompileFeaturesAvailable(const std::string& lang, std::string* error) const; bool HaveStandardAvailable(cmTarget const* target, std::string const& lang, const std::string& feature) const; bool IsLaterStandard(std::string const& lang, std::string const& lhs, std::string const& rhs); void PushLoopBlock(); void PopLoopBlock(); bool IsLoopBlock() const; void ClearMatches(); void StoreMatches(cmsys::RegularExpression& re); cmStateSnapshot GetStateSnapshot() const; const char* GetDefineFlagsCMP0059() const; std::string GetExecutionFilePath() const; void EnforceDirectoryLevelRules() const; void AddEvaluationFile(const std::string& inputFile, CM_AUTO_PTR outputName, CM_AUTO_PTR condition, bool inputIsContent); std::vector GetEvaluationFiles() const; std::vector GetExportBuildFileGenerators() const; void RemoveExportBuildFileGeneratorCMP0024(cmExportBuildFileGenerator* gen); void AddExportBuildFileGenerator(cmExportBuildFileGenerator* gen); protected: // add link libraries and directories to the target void AddGlobalLinkInformation(cmTarget& target); // Check for a an unused variable void LogUnused(const char* reason, const std::string& name) const; mutable std::set CMP0054ReportedIds; // libraries, classes, and executables mutable cmTargets Targets; #if defined(CMAKE_BUILD_WITH_CMAKE) #ifdef CMake_HAVE_CXX_UNORDERED_MAP typedef std::unordered_map TargetMap; #else typedef cmsys::hash_map TargetMap; #endif #else typedef std::map TargetMap; #endif std::map AliasTargets; std::vector SourceFiles; // Tests std::map Tests; // The set of include directories that are marked as system include // directories. std::set SystemIncludeDirectories; std::vector ListFiles; std::vector OutputFiles; std::vector InstallGenerators; std::vector TestGenerators; std::string ComplainFileRegularExpression; std::string DefineFlags; // Track the value of the computed DEFINITIONS property. void AddDefineFlag(const char*, std::string&); void RemoveDefineFlag(const char*, std::string::size_type, std::string&); std::string DefineFlagsOrig; #if defined(CMAKE_BUILD_WITH_CMAKE) std::vector SourceGroups; #endif std::vector FinalPassCommands; cmGlobalGenerator* GlobalGenerator; bool IsFunctionBlocked(const cmListFileFunction& lff, cmExecutionStatus& status); private: cmMakefile(const cmMakefile& mf); cmMakefile& operator=(const cmMakefile& mf); cmStateSnapshot StateSnapshot; cmListFileBacktrace Backtrace; void ReadListFile(cmListFile const& listFile, const std::string& filenametoread); bool ParseDefineFlag(std::string const& definition, bool remove); bool EnforceUniqueDir(const std::string& srcPath, const std::string& binPath) const; typedef std::vector FunctionBlockersType; FunctionBlockersType FunctionBlockers; std::vector FunctionBlockerBarriers; void PushFunctionBlockerBarrier(); void PopFunctionBlockerBarrier(bool reportError = true); std::stack LoopBlockCounter; mutable cmsys::RegularExpression cmDefineRegex; mutable cmsys::RegularExpression cmDefine01Regex; mutable cmsys::RegularExpression cmAtVarRegex; mutable cmsys::RegularExpression cmNamedCurly; std::vector UnConfiguredDirectories; std::vector ExportBuildFileGenerators; std::vector EvaluationFiles; std::vector ExecutionStatusStack; friend class cmMakefileCall; friend class cmParseFileScope; std::vector ImportedTargetsOwned; TargetMap ImportedTargets; // Internal policy stack management. void PushPolicy(bool weak = false, cmPolicies::PolicyMap const& pm = cmPolicies::PolicyMap()); void PopPolicy(); void PopSnapshot(bool reportError = true); friend class cmCMakePolicyCommand; class IncludeScope; friend class IncludeScope; class ListFileScope; friend class ListFileScope; class BuildsystemFileScope; friend class BuildsystemFileScope; // CMP0053 == old cmake::MessageType ExpandVariablesInStringOld( std::string& errorstr, std::string& source, bool escapeQuotes, bool noEscapes, bool atOnly, const char* filename, long line, bool removeEmpty, bool replaceAt) const; // CMP0053 == new cmake::MessageType ExpandVariablesInStringNew( std::string& errorstr, std::string& source, bool escapeQuotes, bool noEscapes, bool atOnly, const char* filename, long line, bool removeEmpty, bool replaceAt) const; /** * Old version of GetSourceFileWithOutput(const std::string&) kept for * backward-compatibility. It implements a linear search and support * relative file paths. It is used as a fall back by * GetSourceFileWithOutput(const std::string&). */ cmSourceFile* LinearGetSourceFileWithOutput(const std::string& cname) const; // A map for fast output to input look up. #if defined(CMAKE_BUILD_WITH_CMAKE) #ifdef CMake_HAVE_CXX_UNORDERED_MAP typedef std::unordered_map OutputToSourceMap; #else typedef cmsys::hash_map OutputToSourceMap; #endif #else typedef std::map OutputToSourceMap; #endif OutputToSourceMap OutputToSource; void UpdateOutputToSourceMap(std::vector const& outputs, cmSourceFile* source); void UpdateOutputToSourceMap(std::string const& output, cmSourceFile* source); std::vector QtUiFilesWithOptions; bool AddRequiredTargetCFeature(cmTarget* target, const std::string& feature, std::string* error = CM_NULLPTR) const; bool AddRequiredTargetCxxFeature(cmTarget* target, const std::string& feature, std::string* error = CM_NULLPTR) const; void CheckNeededCLanguage(const std::string& feature, bool& needC90, bool& needC99, bool& needC11) const; void CheckNeededCxxLanguage(const std::string& feature, bool& needCxx98, bool& needCxx11, bool& needCxx14) const; bool HaveCStandardAvailable(cmTarget const* target, const std::string& feature) const; bool HaveCxxStandardAvailable(cmTarget const* target, const std::string& feature) const; void CheckForUnusedVariables() const; // Unused variable flags bool WarnUnused; bool CheckSystemVars; bool CheckCMP0000; bool IsSourceFileTryCompile; mutable bool SuppressWatches; }; #endif