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CMake/Source/cmMakefile.h
Marc Chevrier f466cea3c9 cmMakefile: modernize memory management
2020-01-14 11:03:07 +01:00

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/* 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 "cmConfigure.h" // IWYU pragma: keep
#include <cstddef>
#include <deque>
#include <functional>
#include <map>
#include <memory>
#include <set>
#include <stack>
#include <string>
#include <unordered_map>
#include <vector>
#include <cm/string_view>
#include "cmsys/RegularExpression.hxx"
#include "cmAlgorithms.h"
#include "cmCustomCommandTypes.h"
#include "cmListFileCache.h"
#include "cmMessageType.h"
#include "cmNewLineStyle.h"
#include "cmPolicies.h"
#include "cmSourceFileLocationKind.h"
#include "cmStateSnapshot.h"
#include "cmStateTypes.h"
#include "cmStringAlgorithms.h"
// IWYU does not see that 'std::unordered_map<std::string, cmTarget>'
// will not compile without the complete type.
#include "cmTarget.h" // IWYU pragma: keep
#if !defined(CMAKE_BOOTSTRAP)
# include "cmSourceGroup.h"
#endif
class cmCompiledGeneratorExpression;
class cmCustomCommandLines;
class cmExecutionStatus;
class cmExpandedCommandArgument;
class cmExportBuildFileGenerator;
class cmFunctionBlocker;
class cmGeneratorExpressionEvaluationFile;
class cmGlobalGenerator;
class cmImplicitDependsList;
class cmInstallGenerator;
class cmLocalGenerator;
class cmMessenger;
class cmSourceFile;
class cmState;
class cmTest;
class cmTestGenerator;
class cmVariableWatch;
class cmake;
/** Flag if byproducts shall also be considered. */
enum class cmSourceOutputKind
{
OutputOnly,
OutputOrByproduct
};
/** Target and source file which have a specific output. */
struct cmSourcesWithOutput
{
/** Target with byproduct. */
cmTarget* Target = nullptr;
/** Source file with output or byproduct. */
cmSourceFile* Source = nullptr;
bool SourceIsByproduct = false;
};
/** A type-safe wrapper for a string representing a directory id. */
class cmDirectoryId
{
public:
cmDirectoryId(std::string s);
std::string String;
};
/** \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();
cmMakefile(cmMakefile const&) = delete;
cmMakefile& operator=(cmMakefile const&) = delete;
cmDirectoryId GetDirectoryId() const;
bool ReadListFile(const std::string& filename);
bool ReadDependentFile(const std::string& filename,
bool noPolicyScope = true);
/**
* Add a function blocker to this makefile
*/
void AddFunctionBlocker(std::unique_ptr<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.
*/
std::unique_ptr<cmFunctionBlocker> RemoveFunctionBlocker();
/**
* 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, int jobs,
const std::vector<std::string>* 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;
using GeneratorAction =
std::function<void(cmLocalGenerator&, const cmListFileBacktrace&)>;
/**
* Register an action that is executed during Generate
*/
void AddGeneratorAction(GeneratorAction action);
/**
* Perform generate actions, Library dependency analysis etc before output of
* the makefile.
*/
void Generate(cmLocalGenerator& lg);
/**
* Get the target for PRE_BUILD, PRE_LINK, or POST_BUILD commands.
*/
cmTarget* GetCustomCommandTarget(const std::string& target,
cmObjectLibraryCommands objLibCommands,
const cmListFileBacktrace& lfbt) const;
/**
* Dispatch adding a custom PRE_BUILD, PRE_LINK, or POST_BUILD command to a
* target.
*/
cmTarget* AddCustomCommandToTarget(
const std::string& target, const std::vector<std::string>& byproducts,
const std::vector<std::string>& depends,
const cmCustomCommandLines& commandLines, cmCustomCommandType type,
const char* comment, const char* workingDir, bool escapeOldStyle = true,
bool uses_terminal = false, const std::string& depfile = "",
const std::string& job_pool = "", bool command_expand_lists = false);
/**
* Called for each file with custom command.
*/
using CommandSourceCallback = std::function<void(cmSourceFile*)>;
/**
* Dispatch adding a custom command to a source file.
*/
void AddCustomCommandToOutput(
const std::string& output, const std::vector<std::string>& depends,
const std::string& main_dependency,
const cmCustomCommandLines& commandLines, const char* comment,
const char* workingDir, const CommandSourceCallback& callback = nullptr,
bool replace = false, bool escapeOldStyle = true,
bool uses_terminal = false, bool command_expand_lists = false,
const std::string& depfile = "", const std::string& job_pool = "");
void AddCustomCommandToOutput(
const std::vector<std::string>& outputs,
const std::vector<std::string>& byproducts,
const std::vector<std::string>& depends,
const std::string& main_dependency,
const cmImplicitDependsList& implicit_depends,
const cmCustomCommandLines& commandLines, const char* comment,
const char* workingDir, const CommandSourceCallback& callback = nullptr,
bool replace = false, bool escapeOldStyle = true,
bool uses_terminal = false, bool command_expand_lists = false,
const std::string& depfile = "", const std::string& job_pool = "");
void AddCustomCommandOldStyle(const std::string& target,
const std::vector<std::string>& outputs,
const std::vector<std::string>& depends,
const std::string& source,
const cmCustomCommandLines& commandLines,
const char* comment);
bool AppendCustomCommandToOutput(
const std::string& output, const std::vector<std::string>& depends,
const cmImplicitDependsList& implicit_depends,
const cmCustomCommandLines& commandLines);
/**
* Add target byproducts.
*/
void AddTargetByproducts(cmTarget* target,
const std::vector<std::string>& byproducts);
/**
* Add source file outputs.
*/
void AddSourceOutputs(cmSourceFile* source,
const std::vector<std::string>& outputs,
const std::vector<std::string>& byproducts);
/**
* Add a define flag to the build.
*/
void AddDefineFlag(std::string const& definition);
void RemoveDefineFlag(std::string const& definition);
void AddCompileDefinition(std::string const& definition);
void AddCompileOption(std::string const& option);
void AddLinkOption(std::string const& option);
void AddLinkDirectory(std::string const& directory, bool before = false);
/** 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);
/** Create a target instance for the utility. */
cmTarget* AddNewUtilityTarget(const std::string& utilityName,
bool excludeFromAll);
/**
* Add an executable to the build.
*/
cmTarget* AddExecutable(const std::string& exename,
const std::vector<std::string>& srcs,
bool excludeFromAll = false);
/**
* Return the utility target output source file name and the CMP0049 name.
*/
cmUtilityOutput GetUtilityOutput(cmTarget* target);
/**
* Dispatch adding a utility to the build. A utility target is a command
* that is run every time the target is built.
*/
cmTarget* AddUtilityCommand(
const std::string& utilityName, bool excludeFromAll,
const char* workingDir, const std::vector<std::string>& byproducts,
const std::vector<std::string>& depends,
const cmCustomCommandLines& commandLines, bool escapeOldStyle = true,
const char* comment = nullptr, bool uses_terminal = false,
bool command_expand_lists = false, const std::string& job_pool = "");
/**
* 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<std::string>& 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, cm::string_view value);
/**
* Add bool variable definition to the build.
*/
void AddDefinitionBool(const std::string& name, bool);
//! 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);
/**
* 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<std::string>& configs,
bool single = true) const;
/** Get the configurations for dependency checking. */
std::vector<std::string> GetGeneratorConfigs() const;
/**
* Set the name of the library.
*/
cmTarget* AddLibrary(const std::string& libname,
cmStateEnums::TargetType type,
const std::vector<std::string>& srcs,
bool excludeFromAll = false);
void AddAlias(const std::string& libname, const std::string& tgt);
//@{
/**
* 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,
bool parent_scope = false) const;
bool SetPolicyVersion(std::string const& version_min,
std::string const& version_max);
void RecordPolicies(cmPolicies::PolicyMap& pm);
//@}
/** Helper class to push and pop policies automatically. */
class PolicyPushPop
{
public:
PolicyPushPop(cmMakefile* m);
~PolicyPushPop();
PolicyPushPop(const PolicyPushPop&) = delete;
PolicyPushPop& operator=(const PolicyPushPop&) = delete;
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;
std::string const& GetHomeDirectory() const;
std::string const& GetHomeOutputDirectory() const;
/**
* Set CMAKE_SCRIPT_MODE_FILE variable when running a -P script.
*/
void SetScriptModeFile(std::string const& scriptfile);
/**
* Set CMAKE_ARGC, CMAKE_ARGV0 ... variables.
*/
void SetArgcArgv(const std::vector<std::string>& args);
std::string const& GetCurrentSourceDirectory() const;
std::string const& 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();
}
// -- List of targets
using cmTargetMap = std::unordered_map<std::string, cmTarget>;
/** Get the target map */
cmTargetMap& GetTargets() { return this->Targets; }
/** Get the target map - const version */
cmTargetMap const& GetTargets() const { return this->Targets; }
const std::vector<std::unique_ptr<cmTarget>>& GetOwnedImportedTargets() const
{
return this->ImportedTargetsOwned;
}
std::vector<cmTarget*> 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<std::string, std::string> GetAliasTargets() const
{
return this->AliasTargets;
}
/**
* Mark include directories as system directories.
*/
void AddSystemIncludeDirectories(const std::set<std::string>& 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,
cmSourceFileLocationKind kind = cmSourceFileLocationKind::Ambiguous) 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,
cmSourceFileLocationKind kind = cmSourceFileLocationKind::Ambiguous);
/** 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,
cmSourceFileLocationKind kind = cmSourceFileLocationKind::Ambiguous);
/** Get a cmSourceFile pointer for a given source name and always mark the
* file as generated, if the name is not found, then create the source file
* and return it.
*/
cmSourceFile* GetOrCreateGeneratedSource(const std::string& sourceName);
void AddTargetObject(std::string const& tgtName, std::string const& objFile);
/**
* 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 std::string* GetDef(const std::string&) const;
const std::string& GetSafeDefinition(const std::string&) const;
const std::string& 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<std::string> 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 x32. */
bool PlatformIsx32() const;
/** Apple SDK Type */
enum class AppleSDK
{
MacOS,
IPhoneOS,
IPhoneSimulator,
AppleTVOS,
AppleTVSimulator,
WatchOS,
WatchSimulator,
};
/** What SDK type points CMAKE_OSX_SYSROOT to? */
AppleSDK GetAppleSDKType() const;
/** Return whether the target platform is Apple iOS. */
bool PlatformIsAppleEmbedded() 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(std::string const& fileName) const;
#if !defined(CMAKE_BOOTSTRAP)
/**
* Get the vector source groups.
*/
const std::vector<cmSourceGroup>& GetSourceGroups() const
{
return this->SourceGroups;
}
/**
* Get the source group
*/
cmSourceGroup* GetSourceGroup(const std::vector<std::string>& name) const;
/**
* Add a root source group for consideration when adding a new source.
*/
void AddSourceGroup(const std::string& name, const char* regex = nullptr);
/**
* Add a source group for consideration when adding a new source.
* name is tokenized.
*/
void AddSourceGroup(const std::vector<std::string>& name,
const char* regex = nullptr);
/**
* Get and existing or create a new source group.
*/
cmSourceGroup* GetOrCreateSourceGroup(
const std::vector<std::string>& folders);
/**
* Get and existing or create a new source group.
* The name will be tokenized.
*/
cmSourceGroup* GetOrCreateSourceGroup(const std::string& name);
/**
* find what source group this source is in
*/
cmSourceGroup* FindSourceGroup(const std::string& source,
std::vector<cmSourceGroup>& groups) const;
#endif
/**
* Get the vector of list files on which this makefile depends
*/
const std::vector<std::string>& 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<std::string>& 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 std::string& ExpandVariablesInString(std::string& source) const;
const std::string& ExpandVariablesInString(
std::string& source, bool escapeQuotes, bool noEscapes,
bool atOnly = false, const char* filename = 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 according to ConfigureString
*/
int ConfigureFile(const std::string& infile, const std::string& outfile,
bool copyonly, bool atOnly, bool escapeQuotes,
cmNewLineStyle = cmNewLineStyle());
/**
* Print a command's invocation
*/
void PrintCommandTrace(const cmListFileFunction& lff) const;
/**
* Set a callback that is invoked whenever ExecuteCommand is called.
*/
void OnExecuteCommand(std::function<void()> callback);
/**
* 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<std::string> const& languages,
bool optional);
cmState* GetState() const;
/**
* Get the variable watch. This is used to determine when certain variables
* are accessed.
*/
#ifndef CMAKE_BOOTSTRAP
cmVariableWatch* GetVariableWatch() const;
#endif
//! Display progress or status message.
void DisplayStatus(const std::string&, float) const;
/**
* Expand the given list file arguments into the full set after
* variable replacement and list expansion.
*/
bool ExpandArguments(std::vector<cmListFileArgument> const& inArgs,
std::vector<std::string>& outArgs,
const char* filename = nullptr) const;
bool ExpandArguments(std::vector<cmListFileArgument> const& inArgs,
std::vector<cmExpandedCommandArgument>& outArgs,
const char* filename = 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<std::unique_ptr<cmSourceFile>>& GetSourceFiles() const
{
return this->SourceFiles;
}
/**
* Return the target if the provided source name is a byproduct of a utility
* target or a PRE_BUILD, PRE_LINK, or POST_BUILD command.
* Return the source file which has the provided source name as output.
*/
cmSourcesWithOutput GetSourcesWithOutput(const std::string& name) const;
/**
* Is there a source file that has the provided source name as an output?
* If so then return it.
*/
cmSourceFile* GetSourceFileWithOutput(
const std::string& name,
cmSourceOutputKind kind = cmSourceOutputKind::OutputOnly) 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;
/**
* Get all tests that run under the given configuration.
*/
void GetTests(const std::string& config, std::vector<cmTest*>& tests);
/**
* Return a location of a file in cmake or custom modules directory
*/
std::string GetModulesFile(const std::string& name) const
{
bool system;
std::string debugBuffer;
return this->GetModulesFile(name, system, false, debugBuffer);
}
/**
* Return a location of a file in cmake or custom modules directory
*/
std::string GetModulesFile(const std::string& name, bool& system) const
{
std::string debugBuffer;
return this->GetModulesFile(name, system, false, debugBuffer);
}
std::string GetModulesFile(const std::string& name, bool& system, bool debug,
std::string& debugBuffer) 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<std::string> GetPropertyKeys() const;
//! Initialize a makefile from its parent
void InitializeFromParent(cmMakefile* parent);
void AddInstallGenerator(std::unique_ptr<cmInstallGenerator> g);
std::vector<std::unique_ptr<cmInstallGenerator>>& GetInstallGenerators()
{
return this->InstallGenerators;
}
const std::vector<std::unique_ptr<cmInstallGenerator>>&
GetInstallGenerators() const
{
return this->InstallGenerators;
}
void AddTestGenerator(std::unique_ptr<cmTestGenerator> g);
const std::vector<std::unique_ptr<cmTestGenerator>>& GetTestGenerators()
const
{
return this->TestGenerators;
}
class FunctionPushPop
{
public:
FunctionPushPop(cmMakefile* mf, std::string const& fileName,
cmPolicies::PolicyMap const& pm);
~FunctionPushPop();
FunctionPushPop(const FunctionPushPop&) = delete;
FunctionPushPop& operator=(const FunctionPushPop&) = delete;
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();
MacroPushPop(const MacroPushPop&) = delete;
MacroPushPop& operator=(const MacroPushPop&) = delete;
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(); }
ScopePushPop(ScopePushPop const&) = delete;
ScopePushPop& operator=(ScopePushPop const&) = delete;
private:
cmMakefile* Makefile;
};
void IssueMessage(MessageType t, std::string const& text) const;
/** Set whether or not to report a CMP0000 violation. */
void SetCheckCMP0000(bool b) { this->CheckCMP0000 = b; }
bool CheckCMP0037(std::string const& targetName,
cmStateEnums::TargetType targetType) const;
cmStringRange GetIncludeDirectoriesEntries() const;
cmBacktraceRange GetIncludeDirectoriesBacktraces() const;
cmStringRange GetCompileOptionsEntries() const;
cmBacktraceRange GetCompileOptionsBacktraces() const;
cmStringRange GetCompileDefinitionsEntries() const;
cmBacktraceRange GetCompileDefinitionsBacktraces() const;
cmStringRange GetLinkOptionsEntries() const;
cmBacktraceRange GetLinkOptionsBacktraces() const;
cmStringRange GetLinkDirectoriesEntries() const;
cmBacktraceRange GetLinkDirectoriesBacktraces() const;
std::set<std::string> const& GetSystemIncludeDirectories() const
{
return this->SystemIncludeDirectories;
}
bool PolicyOptionalWarningEnabled(std::string const& var);
bool AddRequiredTargetFeature(cmTarget* target, const std::string& feature,
std::string* error = 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,
std::unique_ptr<cmCompiledGeneratorExpression> outputName,
std::unique_ptr<cmCompiledGeneratorExpression> condition,
bool inputIsContent);
const std::vector<std::unique_ptr<cmGeneratorExpressionEvaluationFile>>&
GetEvaluationFiles() const;
std::vector<cmExportBuildFileGenerator*> GetExportBuildFileGenerators()
const;
void RemoveExportBuildFileGeneratorCMP0024(cmExportBuildFileGenerator* gen);
void AddExportBuildFileGenerator(cmExportBuildFileGenerator* gen);
// Maintain a stack of package roots to allow nested PACKAGE_ROOT_PATH
// searches
std::deque<std::vector<std::string>> FindPackageRootPathStack;
void MaybeWarnCMP0074(std::string const& pkg);
void MaybeWarnUninitialized(std::string const& variable,
const char* sourceFilename) const;
bool IsProjectFile(const char* filename) const;
int GetRecursionDepth() const;
void SetRecursionDepth(int recursionDepth);
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<cmListFileContext> CMP0054ReportedIds;
// libraries, classes, and executables
mutable cmTargetMap Targets;
std::map<std::string, std::string> AliasTargets;
using TargetsVec = std::vector<cmTarget*>;
TargetsVec OrderedTargets;
std::vector<std::unique_ptr<cmSourceFile>> SourceFiles;
// Because cmSourceFile names are compared in a fuzzy way (see
// cmSourceFileLocation::Match()) we can't have a straight mapping from
// filename to cmSourceFile. To make lookups more efficient we store the
// Name portion of the cmSourceFileLocation and then compare on the list of
// cmSourceFiles that might match that name. Note that on platforms which
// have a case-insensitive filesystem we store the key in all lowercase.
using SourceFileMap =
std::unordered_map<std::string, std::vector<cmSourceFile*>>;
SourceFileMap SourceFileSearchIndex;
// For "Known" paths we can store a direct filename to cmSourceFile map
std::unordered_map<std::string, cmSourceFile*> KnownFileSearchIndex;
// Tests
std::map<std::string, std::unique_ptr<cmTest>> Tests;
// The set of include directories that are marked as system include
// directories.
std::set<std::string> SystemIncludeDirectories;
std::vector<std::string> ListFiles;
std::vector<std::string> OutputFiles;
std::vector<std::unique_ptr<cmInstallGenerator>> InstallGenerators;
std::vector<std::unique_ptr<cmTestGenerator>> TestGenerators;
std::string ComplainFileRegularExpression;
std::string DefineFlags;
// Track the value of the computed DEFINITIONS property.
std::string DefineFlagsOrig;
#if !defined(CMAKE_BOOTSTRAP)
std::vector<cmSourceGroup> SourceGroups;
size_t ObjectLibrariesSourceGroupIndex;
#endif
cmGlobalGenerator* GlobalGenerator;
bool IsFunctionBlocked(const cmListFileFunction& lff,
cmExecutionStatus& status);
private:
cmStateSnapshot StateSnapshot;
cmListFileBacktrace Backtrace;
int RecursionDepth;
void DoGenerate(cmLocalGenerator& lg);
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;
std::function<void()> ExecuteCommandCallback;
using FunctionBlockerPtr = std::unique_ptr<cmFunctionBlocker>;
using FunctionBlockersType =
std::stack<FunctionBlockerPtr, std::vector<FunctionBlockerPtr>>;
FunctionBlockersType FunctionBlockers;
std::vector<FunctionBlockersType::size_type> FunctionBlockerBarriers;
void PushFunctionBlockerBarrier();
void PopFunctionBlockerBarrier(bool reportError = true);
std::stack<int> LoopBlockCounter;
mutable cmsys::RegularExpression cmDefineRegex;
mutable cmsys::RegularExpression cmDefine01Regex;
mutable cmsys::RegularExpression cmAtVarRegex;
mutable cmsys::RegularExpression cmNamedCurly;
std::vector<cmMakefile*> UnConfiguredDirectories;
std::vector<cmExportBuildFileGenerator*> ExportBuildFileGenerators;
std::vector<std::unique_ptr<cmGeneratorExpressionEvaluationFile>>
EvaluationFiles;
std::vector<cmExecutionStatus*> ExecutionStatusStack;
friend class cmMakefileCall;
friend class cmParseFileScope;
std::vector<std::unique_ptr<cmTarget>> ImportedTargetsOwned;
using TargetMap = std::unordered_map<std::string, cmTarget*>;
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 bool cmCMakePolicyCommand(std::vector<std::string> const& args,
cmExecutionStatus& status);
class IncludeScope;
friend class IncludeScope;
class ListFileScope;
friend class ListFileScope;
class BuildsystemFileScope;
friend class BuildsystemFileScope;
// CMP0053 == old
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
MessageType ExpandVariablesInStringNew(std::string& errorstr,
std::string& source,
bool escapeQuotes, bool noEscapes,
bool atOnly, const char* filename,
long line, bool replaceAt) const;
bool ValidateCustomCommand(const cmCustomCommandLines& commandLines) const;
void CreateGeneratedOutputs(const std::vector<std::string>& outputs);
void CreateGeneratedByproducts(const std::vector<std::string>& byproducts);
std::vector<BT<GeneratorAction>> GeneratorActions;
bool GeneratorActionsInvoked = false;
bool DelayedOutputFilesHaveGenex = false;
std::vector<std::string> DelayedOutputFiles;
void AddDelayedOutput(std::string const& output);
/**
* See LinearGetSourceFileWithOutput for background information
*/
cmTarget* LinearGetTargetWithOutput(const std::string& name) const;
/**
* Generalized old version of GetSourceFileWithOutput kept for
* backward-compatibility. It implements a linear search and supports
* relative file paths. It is used as a fall back by GetSourceFileWithOutput
* and GetSourcesWithOutput.
*/
cmSourceFile* LinearGetSourceFileWithOutput(const std::string& name,
cmSourceOutputKind kind,
bool& byproduct) const;
struct SourceEntry
{
cmSourcesWithOutput Sources;
bool SourceMightBeOutput = false;
};
// A map for fast output to input look up.
using OutputToSourceMap = std::unordered_map<std::string, SourceEntry>;
OutputToSourceMap OutputToSource;
void UpdateOutputToSourceMap(std::string const& byproduct, cmTarget* target);
void UpdateOutputToSourceMap(std::string const& output, cmSourceFile* source,
bool byproduct);
/**
* Return if the provided source file might have a custom command.
*/
bool MightHaveCustomCommand(const std::string& name) const;
bool AddRequiredTargetCFeature(cmTarget* target, const std::string& feature,
std::string const& lang,
std::string* error = nullptr) const;
bool AddRequiredTargetCxxFeature(cmTarget* target,
const std::string& feature,
std::string const& lang,
std::string* error = nullptr) const;
bool AddRequiredTargetCudaFeature(cmTarget* target,
const std::string& feature,
std::string const& lang,
std::string* error = nullptr) const;
void CheckNeededCLanguage(const std::string& feature,
std::string const& lang, bool& needC90,
bool& needC99, bool& needC11) const;
void CheckNeededCxxLanguage(const std::string& feature,
std::string const& lang, bool& needCxx98,
bool& needCxx11, bool& needCxx14,
bool& needCxx17, bool& needCxx20) const;
void CheckNeededCudaLanguage(const std::string& feature,
std::string const& lang, bool& needCuda03,
bool& needCuda11, bool& needCuda14,
bool& needCuda17, bool& needCuda20) const;
bool HaveCStandardAvailable(cmTarget const* target,
const std::string& feature,
std::string const& lang) const;
bool HaveCxxStandardAvailable(cmTarget const* target,
const std::string& feature,
std::string const& lang) const;
bool HaveCudaStandardAvailable(cmTarget const* target,
const std::string& feature,
std::string const& lang) const;
void CheckForUnusedVariables() const;
// Unused variable flags
bool WarnUnused;
bool CheckSystemVars;
bool CheckCMP0000;
std::set<std::string> WarnedCMP0074;
bool IsSourceFileTryCompile;
mutable bool SuppressSideEffects;
};
#endif
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