96 lines
2.9 KiB
C++
96 lines
2.9 KiB
C++
/*=========================================================================
|
|
|
|
Program: CMake - Cross-Platform Makefile Generator
|
|
Module: $RCSfile$
|
|
Language: C++
|
|
Date: $Date$
|
|
Version: $Revision$
|
|
|
|
Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
|
|
See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
|
|
|
|
This software is distributed WITHOUT ANY WARRANTY; without even
|
|
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
|
|
PURPOSE. See the above copyright notices 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(std::vector<std::string> const& includes,
|
|
const char* scanRegex, const char* complainRegex,
|
|
const cmStdString& cachFileName);
|
|
|
|
/** 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);
|
|
|
|
// The include file search path.
|
|
std::vector<std::string> const* IncludePath;
|
|
|
|
// 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;
|
|
|
|
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:
|
|
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
|