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authorAnas Nashif <anas.nashif@intel.com>2012-10-30 22:39:57 (GMT)
committerAnas Nashif <anas.nashif@intel.com>2012-10-30 22:39:57 (GMT)
commit035c7fabc3b82cbc9a346c11abe2e9462b4c0379 (patch)
tree7e40f5a790eae329a8c5d3e59f046451767956ff /Source/cmDependsC.h
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Imported Upstream version 2.8.9upstream/2.8.9
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diff --git a/Source/cmDependsC.h b/Source/cmDependsC.h
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+/*============================================================================
+ CMake - Cross Platform Makefile Generator
+ Copyright 2000-2009 Kitware, Inc., Insight Software Consortium
+
+ Distributed under the OSI-approved BSD License (the "License");
+ see accompanying file Copyright.txt for details.
+
+ This software is distributed WITHOUT ANY WARRANTY; without even the
+ implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ See the License for more information.
+============================================================================*/
+#ifndef cmDependsC_h
+#define cmDependsC_h
+
+#include "cmDepends.h"
+#include <cmsys/RegularExpression.hxx>
+#include <queue>
+
+/** \class cmDependsC
+ * \brief Dependency scanner for C and C++ object files.
+ */
+class cmDependsC: public cmDepends
+{
+public:
+ /** Checking instances need to know the build directory name and the
+ relative path from the build directory to the target file. */
+ cmDependsC();
+ cmDependsC(cmLocalGenerator* lg, const char* targetDir, const char* lang,
+ const std::map<std::string, DependencyVector>* validDeps);
+
+ /** Virtual destructor to cleanup subclasses properly. */
+ virtual ~cmDependsC();
+
+protected:
+ typedef std::vector<char> t_CharBuffer;
+
+ // Implement writing/checking methods required by superclass.
+ virtual bool WriteDependencies(const char *src,
+ const char *file,
+ std::ostream& makeDepends,
+ std::ostream& internalDepends);
+
+ // Method to scan a single file.
+ void Scan(std::istream& is, const char* directory,
+ const cmStdString& fullName);
+
+ // Regular expression to identify C preprocessor include directives.
+ cmsys::RegularExpression IncludeRegexLine;
+
+ // Regular expressions to choose which include files to scan
+ // recursively and which to complain about not finding.
+ cmsys::RegularExpression IncludeRegexScan;
+ cmsys::RegularExpression IncludeRegexComplain;
+ std::string IncludeRegexLineString;
+ std::string IncludeRegexScanString;
+ std::string IncludeRegexComplainString;
+
+ // Regex to transform #include lines.
+ std::string IncludeRegexTransformString;
+ cmsys::RegularExpression IncludeRegexTransform;
+ typedef std::map<cmStdString, cmStdString> TransformRulesType;
+ TransformRulesType TransformRules;
+ void SetupTransforms();
+ void ParseTransform(std::string const& xform);
+ void TransformLine(std::string& line);
+
+public:
+ // Data structures for dependency graph walk.
+ struct UnscannedEntry
+ {
+ cmStdString FileName;
+ cmStdString QuotedLocation;
+ };
+
+ struct cmIncludeLines
+ {
+ cmIncludeLines(): Used(false) {}
+ std::vector<UnscannedEntry> UnscannedEntries;
+ bool Used;
+ };
+protected:
+ const std::map<std::string, DependencyVector>* ValidDeps;
+ std::set<cmStdString> Encountered;
+ std::queue<UnscannedEntry> Unscanned;
+ t_CharBuffer Buffer;
+
+ std::map<cmStdString, cmIncludeLines *> FileCache;
+ std::map<cmStdString, cmStdString> HeaderLocationCache;
+
+ cmStdString CacheFileName;
+
+ void WriteCacheFile() const;
+ void ReadCacheFile();
+private:
+ cmDependsC(cmDependsC const&); // Purposely not implemented.
+ void operator=(cmDependsC const&); // Purposely not implemented.
+};
+
+#endif