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1e48243591
This creates cmTarget::GetFeature and cmMakefile::GetFeature methods to query "build feature" properties. These methods handle local-to-global scope and per-configuration property lookup. Specific build features will be defined later.
421 lines
16 KiB
C++
421 lines
16 KiB
C++
/*============================================================================
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CMake - Cross Platform Makefile Generator
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Copyright 2000-2009 Kitware, Inc., Insight Software Consortium
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Distributed under the OSI-approved BSD License (the "License");
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see accompanying file Copyright.txt for details.
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This software is distributed WITHOUT ANY WARRANTY; without even the
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implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the License for more information.
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============================================================================*/
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#ifndef cmLocalGenerator_h
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#define cmLocalGenerator_h
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#include "cmStandardIncludes.h"
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class cmMakefile;
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class cmGlobalGenerator;
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class cmTarget;
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class cmTargetManifest;
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class cmSourceFile;
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class cmCustomCommand;
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/** \class cmLocalGenerator
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* \brief Create required build files for a directory.
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*
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* Subclasses of this abstract class generate makefiles, DSP, etc for various
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* platforms. This class should never be constructued directly. A
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* GlobalGenerator will create it and invoke the appropriate commands on it.
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*/
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class cmLocalGenerator
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{
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public:
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cmLocalGenerator();
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virtual ~cmLocalGenerator();
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/**
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* Generate the makefile for this directory.
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*/
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virtual void Generate() {}
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/**
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* Process the CMakeLists files for this directory to fill in the
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* Makefile ivar
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*/
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virtual void Configure();
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/**
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* Calls TraceVSDependencies() on all targets of this generator.
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*/
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virtual void TraceDependencies();
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virtual void AddHelperCommands() {}
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/**
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* Perform any final calculations prior to generation
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*/
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virtual void ConfigureFinalPass();
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/**
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* Generate the install rules files in this directory.
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*/
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virtual void GenerateInstallRules();
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/**
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* Generate the test files for tests.
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*/
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virtual void GenerateTestFiles();
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/**
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* Generate a manifest of target files that will be built.
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*/
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virtual void GenerateTargetManifest();
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///! Get the makefile for this generator
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cmMakefile *GetMakefile() {
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return this->Makefile; };
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///! Get the makefile for this generator, const version
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const cmMakefile *GetMakefile() const {
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return this->Makefile; };
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///! Get the GlobalGenerator this is associated with
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cmGlobalGenerator *GetGlobalGenerator() {
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return this->GlobalGenerator; };
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///! Set the Global Generator, done on creation by the GlobalGenerator
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void SetGlobalGenerator(cmGlobalGenerator *gg);
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/**
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* Convert something to something else. This is a centralized coversion
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* routine used by the generators to handle relative paths and the like.
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* The flags determine what is actually done.
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*
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* relative: treat the argument as a directory and convert it to make it
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* relative or full or unchanged. If relative (HOME, START etc) then that
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* specifies what it should be relative to.
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*
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* output: make the result suitable for output to a...
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*
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* optional: should any relative path operation be controlled by the rel
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* path setting
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*/
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enum RelativeRoot { NONE, FULL, HOME, START, HOME_OUTPUT, START_OUTPUT };
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enum OutputFormat { UNCHANGED, MAKEFILE, SHELL };
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std::string ConvertToOutputFormat(const char* source, OutputFormat output);
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std::string Convert(const char* remote, RelativeRoot local,
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OutputFormat output = UNCHANGED,
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bool optional = false);
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std::string Convert(RelativeRoot remote, const char* local,
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OutputFormat output = UNCHANGED,
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bool optional = false);
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/**
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* Get path for the specified relative root.
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*/
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const char* GetRelativeRootPath(RelativeRoot relroot);
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/**
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* Convert the given path to an output path that is optionally
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* relative based on the cache option CMAKE_USE_RELATIVE_PATHS. The
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* remote path must use forward slashes and not already be escaped
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* or quoted.
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*/
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std::string ConvertToOptionallyRelativeOutputPath(const char* remote);
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///! set/get the parent generator
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cmLocalGenerator* GetParent(){return this->Parent;}
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void SetParent(cmLocalGenerator* g) { this->Parent = g; g->AddChild(this); }
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///! set/get the children
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void AddChild(cmLocalGenerator* g) { this->Children.push_back(g); }
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std::vector<cmLocalGenerator*>& GetChildren() { return this->Children; };
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void AddLanguageFlags(std::string& flags, const char* lang,
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const char* config);
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void AddSharedFlags(std::string& flags, const char* lang, bool shared);
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void AddConfigVariableFlags(std::string& flags, const char* var,
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const char* config);
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virtual void AppendFlags(std::string& flags, const char* newFlags);
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///! Get the include flags for the current makefile and language
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const char* GetIncludeFlags(const char* lang);
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/**
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* Encode a list of preprocessor definitions for the compiler
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* command line.
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*/
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void AppendDefines(std::string& defines, const char* defines_list,
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const char* lang);
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/** Lookup and append options associated with a particular feature. */
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void AppendFeatureOptions(std::string& flags, const char* lang,
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const char* feature);
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/** Translate a dependency as given in CMake code to the name to
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appear in a generated build file. If the given name is that of
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a CMake target it will be transformed to the real output
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location of that target for the given configuration. If the
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given name is the full path to a file it will be returned.
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Otherwise the name is treated as a relative path with respect to
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the source directory of this generator. This should only be
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used for dependencies of custom commands. */
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std::string GetRealDependency(const char* name, const char* config);
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/** Translate a command as given in CMake code to the location of the
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executable if the command is the name of a CMake executable target.
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If that's not the case, just return the original name. */
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std::string GetRealLocation(const char* inName, const char* config);
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///! for existing files convert to output path and short path if spaces
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std::string ConvertToOutputForExisting(const char* remote,
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RelativeRoot local = START_OUTPUT);
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/** For existing path identified by RelativeRoot convert to output
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path and short path if spaces. */
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std::string ConvertToOutputForExisting(RelativeRoot remote,
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const char* local = 0);
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/** Called from command-line hook to clear dependencies. */
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virtual void ClearDependencies(cmMakefile* /* mf */,
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bool /* verbose */) {}
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/** Called from command-line hook to update dependencies. */
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virtual bool UpdateDependencies(const char* /* tgtInfo */,
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bool /*verbose*/,
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bool /*color*/)
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{ return true; }
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/** Get the include flags for the current makefile and language. */
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void GetIncludeDirectories(std::vector<std::string>& dirs,
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const char* lang = "C");
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/** Compute the language used to compile the given source file. */
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const char* GetSourceFileLanguage(const cmSourceFile& source);
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// Create a struct to hold the varibles passed into
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// ExpandRuleVariables
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struct RuleVariables
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{
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RuleVariables()
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{
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memset(this, 0, sizeof(*this));
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}
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cmTarget* CMTarget;
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const char* TargetPDB;
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const char* TargetVersionMajor;
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const char* TargetVersionMinor;
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const char* Language;
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const char* Objects;
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const char* Target;
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const char* LinkLibraries;
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const char* Source;
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const char* AssemblySource;
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const char* PreprocessedSource;
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const char* Output;
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const char* Object;
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const char* ObjectDir;
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const char* Flags;
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const char* ObjectsQuoted;
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const char* TargetSOName;
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const char* TargetInstallNameDir;
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const char* LinkFlags;
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const char* LanguageCompileFlags;
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const char* Defines;
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const char* RuleLauncher;
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};
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/** Set whether to treat conversions to SHELL as a link script shell. */
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void SetLinkScriptShell(bool b) { this->LinkScriptShell = b; }
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/** Escape the given string to be used as a command line argument in
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the native build system shell. Optionally allow the build
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system to replace make variable references. Optionally adjust
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escapes for the special case of passing to the native echo
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command. */
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std::string EscapeForShell(const char* str, bool makeVars = false,
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bool forEcho = false);
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/** Backwards-compatibility version of EscapeForShell. */
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std::string EscapeForShellOldStyle(const char* str);
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/** Escape the given string as an argument in a CMake script. */
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std::string EscapeForCMake(const char* str);
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/** Return the directories into which object files will be put.
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* There maybe more than one for fat binary systems like OSX.
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*/
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virtual void
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GetTargetObjectFileDirectories(cmTarget* target,
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std::vector<std::string>&
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dirs);
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/**
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* Convert the given remote path to a relative path with respect to
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* the given local path. The local path must be given in component
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* form (see SystemTools::SplitPath) without a trailing slash. The
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* remote path must use forward slashes and not already be escaped
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* or quoted.
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*/
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std::string ConvertToRelativePath(const std::vector<std::string>& local,
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const char* remote, bool force=false);
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/**
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* Get the relative path from the generator output directory to a
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* per-target support directory.
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*/
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virtual std::string GetTargetDirectory(cmTarget const& target) const;
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/**
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* Get the level of backwards compatibility requested by the project
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* in this directory. This is the value of the CMake variable
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* CMAKE_BACKWARDS_COMPATIBILITY whose format is
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* "major.minor[.patch]". The returned integer is encoded as
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*
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* CMake_VERSION_ENCODE(major, minor, patch)
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*
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* and is monotonically increasing with the CMake version.
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*/
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unsigned int GetBackwardsCompatibility();
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/**
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* Test whether compatibility is set to a given version or lower.
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*/
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bool NeedBackwardsCompatibility(unsigned int major,
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unsigned int minor,
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unsigned int patch = 0xFFu);
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/**
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* Generate a Mac OS X application bundle Info.plist file.
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*/
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void GenerateAppleInfoPList(cmTarget* target, const char* targetName,
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const char* fname);
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/**
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* Generate a Mac OS X framework Info.plist file.
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*/
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void GenerateFrameworkInfoPList(cmTarget* target,
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const char* targetName,
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const char* fname);
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/** Construct a comment for a custom command. */
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std::string ConstructComment(const cmCustomCommand& cc,
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const char* default_comment = "");
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// Compute object file names.
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std::string GetObjectFileNameWithoutTarget(const cmSourceFile& source,
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std::string const& dir_max,
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bool* hasSourceExtension = 0);
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protected:
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/** Fill out these strings for the given target. Libraries to link,
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* flags, and linkflags. */
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void GetTargetFlags(std::string& linkLibs,
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std::string& flags,
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std::string& linkFlags,
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cmTarget&target);
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///! put all the libraries for a target on into the given stream
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virtual void OutputLinkLibraries(std::ostream&, cmTarget&, bool relink);
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// Expand rule variables in CMake of the type found in language rules
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void ExpandRuleVariables(std::string& string,
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const RuleVariables& replaceValues);
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// Expand rule variables in a single string
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std::string ExpandRuleVariable(std::string const& variable,
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const RuleVariables& replaceValues);
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const char* GetRuleLauncher(cmTarget* target, const char* prop);
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void InsertRuleLauncher(std::string& s, cmTarget* target,
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const char* prop);
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/** Convert a target to a utility target for unsupported
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* languages of a generator */
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void AddBuildTargetRule(const char* llang, cmTarget& target);
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///! add a custom command to build a .o file that is part of a target
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void AddCustomCommandToCreateObject(const char* ofname,
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const char* lang,
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cmSourceFile& source,
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cmTarget& target);
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// Create Custom Targets and commands for unsupported languages
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// The set passed in should contain the languages supported by the
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// generator directly. Any targets containing files that are not
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// of the types listed will be compiled as custom commands and added
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// to a custom target.
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void CreateCustomTargetsAndCommands(std::set<cmStdString> const&);
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// Handle old-style install rules stored in the targets.
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void GenerateTargetInstallRules(
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std::ostream& os, const char* config,
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std::vector<std::string> const& configurationTypes);
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std::string& CreateSafeUniqueObjectFileName(const char* sin,
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std::string const& dir_max);
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void ComputeObjectMaxPath();
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void ConfigureRelativePaths();
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std::string FindRelativePathTopSource();
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std::string FindRelativePathTopBinary();
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void SetupPathConversions();
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std::string ConvertToLinkReference(std::string const& lib);
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/** Check whether the native build system supports the given
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definition. Issues a warning. */
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virtual bool CheckDefinition(std::string const& define) const;
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/** Read the input CMakeLists.txt file. */
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void ReadInputFile();
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cmMakefile *Makefile;
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cmGlobalGenerator *GlobalGenerator;
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// members used for relative path function ConvertToMakefilePath
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std::string RelativePathToSourceDir;
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std::string RelativePathToBinaryDir;
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std::vector<std::string> HomeDirectoryComponents;
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std::vector<std::string> StartDirectoryComponents;
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std::vector<std::string> HomeOutputDirectoryComponents;
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std::vector<std::string> StartOutputDirectoryComponents;
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cmLocalGenerator* Parent;
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std::vector<cmLocalGenerator*> Children;
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std::map<cmStdString, cmStdString> LanguageToIncludeFlags;
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std::map<cmStdString, cmStdString> UniqueObjectNamesMap;
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std::string::size_type ObjectPathMax;
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std::set<cmStdString> ObjectMaxPathViolations;
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bool WindowsShell;
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bool WindowsVSIDE;
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bool WatcomWMake;
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bool MinGWMake;
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bool NMake;
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bool ForceUnixPath;
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bool MSYSShell;
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bool LinkScriptShell;
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bool UseRelativePaths;
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bool IgnoreLibPrefix;
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bool Configured;
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bool EmitUniversalBinaryFlags;
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// A type flag is not nice. It's used only in TraceDependencies().
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bool IsMakefileGenerator;
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// Hack for ExpandRuleVariable until object-oriented version is
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// committed.
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std::string TargetImplib;
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// The top-most directories for relative path conversion. Both the
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// source and destination location of a relative path conversion
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// must be underneath one of these directories (both under source or
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// both under binary) in order for the relative path to be evaluated
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// safely by the build tools.
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std::string RelativePathTopSource;
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std::string RelativePathTopBinary;
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bool RelativePathsConfigured;
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bool PathConversionsSetup;
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unsigned int BackwardsCompatibility;
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bool BackwardsCompatibilityFinal;
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private:
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std::string ConvertToOutputForExistingCommon(const char* remote,
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std::string const& result);
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};
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#endif
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