173 lines
4.5 KiB
C++
173 lines
4.5 KiB
C++
/*=========================================================================
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Program: CMake - Cross-Platform Makefile Generator
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Module: $RCSfile$
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Language: C++
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Date: $Date$
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Version: $Revision$
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Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
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See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notices for more information.
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=========================================================================*/
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#ifndef cmMakeDepend_h
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#define cmMakeDepend_h
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#include "cmMakefile.h"
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#include "cmSourceFile.h"
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#include <cmsys/RegularExpression.hxx>
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/** \class cmDependInformation
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* \brief Store dependency information for a single source file.
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*
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* This structure stores the depend information for a single source file.
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*/
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class cmDependInformation
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{
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public:
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/**
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* Construct with dependency generation marked not done; instance
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* not placed in cmMakefile's list.
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*/
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cmDependInformation(): DependDone(false), SourceFile(0) {}
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/**
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* The set of files on which this one depends.
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*/
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typedef std::set<cmDependInformation*> DependencySetType;
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DependencySetType DependencySet;
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/**
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* This flag indicates whether dependency checking has been
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* performed for this file.
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*/
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bool DependDone;
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/**
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* If this object corresponds to a cmSourceFile instance, this points
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* to it.
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*/
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const cmSourceFile *SourceFile;
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/**
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* Full path to this file.
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*/
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std::string FullPath;
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/**
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* Full path not including file name.
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*/
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std::string PathOnly;
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/**
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* Name used to #include this file.
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*/
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std::string IncludeName;
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/**
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* This method adds the dependencies of another file to this one.
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*/
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void AddDependencies(cmDependInformation*);
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};
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// cmMakeDepend is used to generate dependancy information for
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// the classes in a makefile
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class cmMakeDepend
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{
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public:
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/**
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* Construct the object with verbose turned off.
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*/
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cmMakeDepend();
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/**
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* Destructor.
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*/
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virtual ~cmMakeDepend();
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/**
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* Set the makefile that is used as a source of classes.
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*/
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virtual void SetMakefile(cmMakefile* makefile);
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/**
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* Get the depend info struct for a source file
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*/
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const cmDependInformation
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*GetDependInformationForSourceFile(const cmSourceFile &sf) const;
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/**
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* Add a directory to the search path for include files.
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*/
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virtual void AddSearchPath(const char*);
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/**
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* Generate dependencies for all the sources of all the targets
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* in the makefile.
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*/
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void GenerateMakefileDependencies();
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/**
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* Generate dependencies for the file given. Returns a pointer to
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* the cmDependInformation object for the file.
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*/
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const cmDependInformation* FindDependencies(const char* file);
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protected:
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/**
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* Add a source file to the search path.
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*/
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void AddFileToSearchPath(const char* filepath);
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/**
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* Compute the depend information for this class.
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*/
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virtual void DependWalk(cmDependInformation* info);
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/**
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* Add a dependency. Possibly walk it for more dependencies.
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*/
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virtual void AddDependency(cmDependInformation* info, const char* file);
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/**
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* Fill in the given object with dependency information. If the
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* information is already complete, nothing is done.
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*/
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void GenerateDependInformation(cmDependInformation* info);
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/**
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* Get an instance of cmDependInformation corresponding to the given file
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* name.
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*/
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cmDependInformation* GetDependInformation(const char* file,
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const char *extraPath);
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/**
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* Find the full path name for the given file name.
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* This uses the include directories.
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* TODO: Cache path conversions to reduce FileExists calls.
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*/
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std::string FullPath(const char *filename, const char *extraPath);
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cmMakefile* Makefile;
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bool Verbose;
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cmsys::RegularExpression IncludeFileRegularExpression;
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cmsys::RegularExpression ComplainFileRegularExpression;
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std::vector<std::string> IncludeDirectories;
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typedef std::map<cmStdString, cmStdString> FileToPathMapType;
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typedef std::map<cmStdString, FileToPathMapType>
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DirectoryToFileToPathMapType;
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typedef std::map<cmStdString, cmDependInformation*>
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DependInformationMapType;
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DependInformationMapType DependInformationMap;
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DirectoryToFileToPathMapType DirectoryToFileToPathMap;
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};
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#endif
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