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@@ -1,462 +0,0 @@
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-/*============================================================================
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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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-
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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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-
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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 cmMakeDepend_h
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-#define cmMakeDepend_h
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-
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-#include "cmMakefile.h"
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-#include "cmSourceFile.h"
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-#include "cmSystemTools.h"
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-#include "cmGeneratorExpression.h"
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-#include "cmAlgorithms.h"
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-
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-#include <cmsys/RegularExpression.hxx>
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-#include <cmsys/FStream.hxx>
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-
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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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- /**
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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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- /**
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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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- /**
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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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- /**
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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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- /**
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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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- /**
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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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- /**
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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* info)
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- {
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- if(this != info)
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- {
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- this->DependencySet.insert(info);
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- }
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- }
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-};
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-
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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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- this->Verbose = false;
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- this->IncludeFileRegularExpression.compile("^.*$");
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- this->ComplainFileRegularExpression.compile("^$");
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- }
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-
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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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- cmDeleteAll(this->DependInformationMap);
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- }
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-
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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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- this->Makefile = makefile;
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-
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- // Now extract the include file regular expression from the makefile.
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- this->IncludeFileRegularExpression.compile(
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- this->Makefile->GetIncludeRegularExpression());
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- this->ComplainFileRegularExpression.compile(
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- this->Makefile->GetComplainRegularExpression());
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-
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- // Now extract any include paths from the targets
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- std::set<std::string> uniqueIncludes;
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- std::vector<std::string> orderedAndUniqueIncludes;
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- cmTargets &targets = this->Makefile->GetTargets();
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- for (cmTargets::iterator l = targets.begin();
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- l != targets.end(); ++l)
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- {
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- const char *incDirProp = l->second.GetProperty("INCLUDE_DIRECTORIES");
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- if (!incDirProp)
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- {
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- continue;
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- }
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-
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- std::string incDirs =
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- cmGeneratorExpression::Preprocess(incDirProp,
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- cmGeneratorExpression::StripAllGeneratorExpressions);
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-
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- std::vector<std::string> includes;
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- cmSystemTools::ExpandListArgument(incDirs, includes);
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-
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- for(std::vector<std::string>::const_iterator j = includes.begin();
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- j != includes.end(); ++j)
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- {
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- std::string path = *j;
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- this->Makefile->ExpandVariablesInString(path);
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- if(uniqueIncludes.insert(path).second)
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- {
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- orderedAndUniqueIncludes.push_back(path);
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- }
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- }
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- }
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-
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- for(std::vector<std::string>::const_iterator
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- it = orderedAndUniqueIncludes.begin();
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- it != orderedAndUniqueIncludes.end();
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- ++it)
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- {
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- this->AddSearchPath(*it);
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- }
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- }
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-
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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 std::string& path)
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- {
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- this->IncludeDirectories.push_back(path);
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- }
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-
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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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- {
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- cmDependInformation* info = this->GetDependInformation(file,0);
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- this->GenerateDependInformation(info);
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- return info;
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- }
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-
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-protected:
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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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- cmsys::RegularExpression includeLine
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- ("^[ \t]*#[ \t]*include[ \t]*[<\"]([^\">]+)[\">]");
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- cmsys::ifstream fin(info->FullPath.c_str());
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- if(!fin)
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- {
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- cmSystemTools::Error("Cannot open ", info->FullPath.c_str());
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- return;
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- }
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-
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- // TODO: Write real read loop (see cmSystemTools::CopyFile).
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- std::string line;
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- while( cmSystemTools::GetLineFromStream(fin, line) )
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- {
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- if(includeLine.find(line.c_str()))
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- {
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- // extract the file being included
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- std::string includeFile = includeLine.match(1);
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- // see if the include matches the regular expression
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- if(!this->IncludeFileRegularExpression.find(includeFile))
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- {
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- if(this->Verbose)
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- {
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- std::string message = "Skipping ";
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- message += includeFile;
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- message += " for file ";
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- message += info->FullPath.c_str();
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- cmSystemTools::Error(message.c_str(), 0);
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- }
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- continue;
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- }
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- // Add this file and all its dependencies.
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- this->AddDependency(info, includeFile.c_str());
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- }
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- }
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- }
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-
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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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- cmDependInformation* dependInfo =
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- this->GetDependInformation(file, info->PathOnly.c_str());
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- this->GenerateDependInformation(dependInfo);
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- info->AddDependencies(dependInfo);
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- }
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-
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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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- // If dependencies are already done, stop now.
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- if(info->DependDone)
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- {
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- return;
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- }
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- else
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- {
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- // Make sure we don't visit the same file more than once.
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- info->DependDone = true;
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- }
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- const char* path = info->FullPath.c_str();
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- if(!path)
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- {
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- cmSystemTools::Error(
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- "Attempt to find dependencies for file without path!");
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- return;
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- }
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-
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- bool found = false;
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-
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- // If the file exists, use it to find dependency information.
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- if(cmSystemTools::FileExists(path, true))
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- {
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- // Use the real file to find its dependencies.
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- this->DependWalk(info);
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- found = true;
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- }
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-
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-
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- // See if the cmSourceFile for it has any files specified as
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- // dependency hints.
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- if(info->SourceFile != 0)
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- {
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-
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- // Get the cmSourceFile corresponding to this.
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- const cmSourceFile& cFile = *(info->SourceFile);
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- // See if there are any hints for finding dependencies for the missing
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- // file.
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- if(!cFile.GetDepends().empty())
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- {
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- // Dependency hints have been given. Use them to begin the
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- // recursion.
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- for(std::vector<std::string>::const_iterator file =
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- cFile.GetDepends().begin(); file != cFile.GetDepends().end();
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- ++file)
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- {
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- this->AddDependency(info, file->c_str());
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- }
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-
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- // Found dependency information. We are done.
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- found = true;
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- }
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- }
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-
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- if(!found)
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- {
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- // Try to find the file amongst the sources
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- cmSourceFile *srcFile = this->Makefile->GetSource
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- (cmSystemTools::GetFilenameWithoutExtension(path));
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- if (srcFile)
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- {
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- if (srcFile->GetFullPath() == path)
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- {
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- found=true;
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- }
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- else
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- {
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- //try to guess which include path to use
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- for(std::vector<std::string>::iterator t =
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- this->IncludeDirectories.begin();
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- t != this->IncludeDirectories.end(); ++t)
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- {
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- std::string incpath = *t;
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- if (!incpath.empty() && incpath[incpath.size() - 1] != '/')
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- {
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- incpath = incpath + "/";
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- }
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- incpath = incpath + path;
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- if (srcFile->GetFullPath() == incpath)
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- {
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- // set the path to the guessed path
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- info->FullPath = incpath;
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- found=true;
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- }
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- }
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- }
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- }
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- }
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-
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- if(!found)
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- {
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- // Couldn't find any dependency information.
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- if(this->ComplainFileRegularExpression.find(info->IncludeName.c_str()))
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- {
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- cmSystemTools::Error("error cannot find dependencies for ", path);
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- }
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- else
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- {
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- // Destroy the name of the file so that it won't be output as a
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- // dependency.
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- info->FullPath = "";
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- }
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- }
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- }
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-
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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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- // Get the full path for the file so that lookup is unambiguous.
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- std::string fullPath = this->FullPath(file, extraPath);
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-
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- // Try to find the file's instance of cmDependInformation.
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- DependInformationMapType::const_iterator result =
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- this->DependInformationMap.find(fullPath);
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- if(result != this->DependInformationMap.end())
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- {
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- // Found an instance, return it.
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- return result->second;
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- }
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- else
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- {
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- // Didn't find an instance. Create a new one and save it.
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- cmDependInformation* info = new cmDependInformation;
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- info->FullPath = fullPath;
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- info->PathOnly = cmSystemTools::GetFilenamePath(fullPath);
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- info->IncludeName = file;
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- this->DependInformationMap[fullPath] = info;
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- return info;
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- }
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- }
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-
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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 *fname, const char *extraPath)
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- {
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- DirectoryToFileToPathMapType::iterator m;
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- if(extraPath)
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- {
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- m = this->DirectoryToFileToPathMap.find(extraPath);
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- }
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- else
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- {
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- m = this->DirectoryToFileToPathMap.find("");
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- }
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-
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- if(m != this->DirectoryToFileToPathMap.end())
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- {
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- FileToPathMapType& map = m->second;
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- FileToPathMapType::iterator p = map.find(fname);
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- if(p != map.end())
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- {
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- return p->second;
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- }
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- }
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-
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- if(cmSystemTools::FileExists(fname, true))
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- {
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- std::string fp = cmSystemTools::CollapseFullPath(fname);
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- this->DirectoryToFileToPathMap[extraPath? extraPath: ""][fname] = fp;
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- return fp;
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- }
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-
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- for(std::vector<std::string>::iterator i =
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- this->IncludeDirectories.begin();
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- i != this->IncludeDirectories.end(); ++i)
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- {
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- std::string path = *i;
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- if (!path.empty() && path[path.size() - 1] != '/')
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- {
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- path = path + "/";
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- }
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- path = path + fname;
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- if(cmSystemTools::FileExists(path.c_str(), true)
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- && !cmSystemTools::FileIsDirectory(path))
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- {
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- std::string fp = cmSystemTools::CollapseFullPath(path);
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- this->DirectoryToFileToPathMap[extraPath? extraPath: ""][fname] = fp;
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- return fp;
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- }
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- }
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-
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- if (extraPath)
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- {
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- std::string path = extraPath;
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- if (!path.empty() && path[path.size() - 1] != '/')
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- {
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- path = path + "/";
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- }
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- path = path + fname;
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- if(cmSystemTools::FileExists(path.c_str(), true)
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- && !cmSystemTools::FileIsDirectory(path))
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- {
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- std::string fp = cmSystemTools::CollapseFullPath(path);
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- this->DirectoryToFileToPathMap[extraPath][fname] = fp;
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- return fp;
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- }
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- }
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-
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- // Couldn't find the file.
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- return std::string(fname);
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- }
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-
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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<std::string, std::string> FileToPathMapType;
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- typedef std::map<std::string, FileToPathMapType>
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- DirectoryToFileToPathMapType;
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- typedef std::map<std::string, 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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-
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-#endif
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Stephen Kelly