1803 lines
43 KiB
C++
1803 lines
43 KiB
C++
/*=========================================================================
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Program: KWSys - Kitware System Library
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Module: $RCSfile$
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Copyright (c) Kitware, Inc., Insight Consortium. All rights reserved.
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See Copyright.txt or http://www.kitware.com/Copyright.htm 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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#include "kwsysPrivate.h"
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#include KWSYS_HEADER(SystemTools.hxx)
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#include KWSYS_HEADER(Directory.hxx)
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#include KWSYS_HEADER(ios/iostream)
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#include KWSYS_HEADER(ios/fstream)
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#ifdef _MSC_VER
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# pragma warning (disable: 4786)
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#endif
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#include <stdio.h>
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#include <sys/stat.h>
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#include <ctype.h>
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#include <errno.h>
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#include <time.h>
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// support for realpath call
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#ifndef _WIN32
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#include <limits.h>
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#include <stdlib.h>
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#include <sys/param.h>
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#include <sys/wait.h>
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#endif
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#if defined(_WIN32) && (defined(_MSC_VER) || defined(__BORLANDC__) || defined(__MINGW32__))
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#include <io.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <windows.h>
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#include <direct.h>
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#define _unlink unlink
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inline int Mkdir(const char* dir)
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{
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return _mkdir(dir);
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}
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inline int Rmdir(const char* dir)
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{
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return _rmdir(dir);
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}
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inline const char* Getcwd(char* buf, unsigned int len)
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{
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return _getcwd(buf, len);
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}
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inline int Chdir(const char* dir)
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{
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#if defined(__BORLANDC__)
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return chdir(dir);
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#else
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return _chdir(dir);
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#endif
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}
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#else
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#include <sys/types.h>
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#include <fcntl.h>
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#include <unistd.h>
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inline int Mkdir(const char* dir)
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{
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return mkdir(dir, 00777);
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}
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inline int Rmdir(const char* dir)
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{
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return rmdir(dir);
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}
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inline const char* Getcwd(char* buf, unsigned int len)
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{
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return getcwd(buf, len);
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}
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inline int Chdir(const char* dir)
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{
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return chdir(dir);
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}
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#endif
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#if !defined(_WIN32) && defined(__COMO__)
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// Hack for como strict mode to avoid defining _SVID_SOURCE or _BSD_SOURCE.
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extern "C"
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{
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extern FILE *popen (__const char *__command, __const char *__modes) __THROW;
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extern int pclose (FILE *__stream) __THROW;
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extern char *realpath (__const char *__restrict __name,
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char *__restrict __resolved) __THROW;
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extern char *strdup (__const char *__s) __THROW;
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extern int putenv (char *__string) __THROW;
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}
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#endif
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/* Implement floattime() for various platforms */
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// Taken from Python 2.1.3
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#if defined( _WIN32 ) && !defined( __CYGWIN__ )
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# include <sys/timeb.h>
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# define HAVE_FTIME
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# if defined( __BORLANDC__)
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# define FTIME ftime
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# define TIMEB timeb
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# else // Visual studio?
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# define FTIME _ftime
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# define TIMEB _timeb
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# endif
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#elif defined( __CYGWIN__ ) || defined( __linux__ )
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# include <sys/time.h>
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# include <time.h>
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# define HAVE_GETTIMEOFDAY
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#endif
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namespace KWSYS_NAMESPACE
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{
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double
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SystemTools::GetTime(void)
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{
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/* There are three ways to get the time:
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(1) gettimeofday() -- resolution in microseconds
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(2) ftime() -- resolution in milliseconds
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(3) time() -- resolution in seconds
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In all cases the return value is a float in seconds.
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Since on some systems (e.g. SCO ODT 3.0) gettimeofday() may
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fail, so we fall back on ftime() or time().
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Note: clock resolution does not imply clock accuracy! */
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#ifdef HAVE_GETTIMEOFDAY
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{
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struct timeval t;
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#ifdef GETTIMEOFDAY_NO_TZ
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if (gettimeofday(&t) == 0)
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return (double)t.tv_sec + t.tv_usec*0.000001;
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#else /* !GETTIMEOFDAY_NO_TZ */
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if (gettimeofday(&t, (struct timezone *)NULL) == 0)
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return (double)t.tv_sec + t.tv_usec*0.000001;
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#endif /* !GETTIMEOFDAY_NO_TZ */
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}
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#endif /* !HAVE_GETTIMEOFDAY */
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{
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#if defined(HAVE_FTIME)
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struct TIMEB t;
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::FTIME(&t);
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return (double)t.time + (double)t.millitm * (double)0.001;
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#else /* !HAVE_FTIME */
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time_t secs;
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time(&secs);
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return (double)secs;
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#endif /* !HAVE_FTIME */
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}
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}
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// adds the elements of the env variable path to the arg passed in
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void SystemTools::GetPath(kwsys_stl::vector<kwsys_stl::string>& path, const char* env)
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{
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#if defined(_WIN32) && !defined(__CYGWIN__)
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const char* pathSep = ";";
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#else
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const char* pathSep = ":";
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#endif
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if(!env)
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{
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env = "PATH";
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}
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const char* cpathEnv = SystemTools::GetEnv(env);
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if ( !cpathEnv )
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{
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return;
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}
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kwsys_stl::string pathEnv = cpathEnv;
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// A hack to make the below algorithm work.
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if(pathEnv[pathEnv.length()-1] != ':')
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{
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pathEnv += pathSep;
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}
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kwsys_stl::string::size_type start =0;
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bool done = false;
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while(!done)
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{
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kwsys_stl::string::size_type endpos = pathEnv.find(pathSep, start);
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if(endpos != kwsys_stl::string::npos)
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{
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path.push_back(pathEnv.substr(start, endpos-start));
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start = endpos+1;
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}
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else
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{
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done = true;
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}
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}
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for(kwsys_stl::vector<kwsys_stl::string>::iterator i = path.begin();
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i != path.end(); ++i)
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{
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SystemTools::ConvertToUnixSlashes(*i);
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}
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}
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const char* SystemTools::GetEnv(const char* key)
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{
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return getenv(key);
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}
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bool SystemTools::GetEnv(const char* key, kwsys_stl::string& result)
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{
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const char* v = getenv(key);
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if(v)
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{
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result = v;
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return true;
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}
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else
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{
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return false;
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}
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}
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const char* SystemTools::GetExecutableExtension()
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{
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#if defined(_WIN32) || defined(__CYGWIN__)
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return ".exe";
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#else
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return "";
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#endif
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}
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bool SystemTools::MakeDirectory(const char* path)
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{
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if(SystemTools::FileExists(path))
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{
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return true;
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}
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kwsys_stl::string dir = path;
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if(dir.size() == 0)
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{
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return false;
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}
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SystemTools::ConvertToUnixSlashes(dir);
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kwsys_stl::string::size_type pos = dir.find(':');
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if(pos == kwsys_stl::string::npos)
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{
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pos = 0;
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}
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kwsys_stl::string topdir;
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while((pos = dir.find('/', pos)) != kwsys_stl::string::npos)
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{
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topdir = dir.substr(0, pos);
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Mkdir(topdir.c_str());
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pos++;
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}
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if(dir[dir.size()-1] == '/')
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{
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topdir = dir.substr(0, dir.size());
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}
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else
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{
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topdir = dir;
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}
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if(Mkdir(topdir.c_str()) != 0)
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{
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// There is a bug in the Borland Run time library which makes MKDIR
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// return EACCES when it should return EEXISTS
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// if it is some other error besides directory exists
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// then return false
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if( (errno != EEXIST)
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#ifdef __BORLANDC__
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&& (errno != EACCES)
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#endif
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)
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{
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return false;
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}
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}
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return true;
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}
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// replace replace with with as many times as it shows up in source.
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// write the result into source.
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void SystemTools::ReplaceString(kwsys_stl::string& source,
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const char* replace,
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const char* with)
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{
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const char *src = source.c_str();
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char *searchPos = const_cast<char *>(strstr(src,replace));
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// get out quick if string is not found
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if (!searchPos)
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{
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return;
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}
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// perform replacements until done
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size_t replaceSize = strlen(replace);
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char *orig = strdup(src);
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char *currentPos = orig;
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searchPos = searchPos - src + orig;
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// initialize the result
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source.erase(source.begin(),source.end());
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do
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{
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*searchPos = '\0';
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source += currentPos;
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currentPos = searchPos + replaceSize;
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// replace
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source += with;
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searchPos = strstr(currentPos,replace);
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}
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while (searchPos);
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// copy any trailing text
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source += currentPos;
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free(orig);
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}
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// Read a registry value.
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// Example :
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// HKEY_LOCAL_MACHINE\SOFTWARE\Python\PythonCore\2.1\InstallPath
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// => will return the data of the "default" value of the key
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// HKEY_LOCAL_MACHINE\SOFTWARE\Scriptics\Tcl\8.4;Root
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// => will return the data of the "Root" value of the key
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#if defined(_WIN32) && !defined(__CYGWIN__)
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bool SystemTools::ReadRegistryValue(const char *key, kwsys_stl::string &value)
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{
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kwsys_stl::string primary = key;
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kwsys_stl::string second;
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kwsys_stl::string valuename;
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size_t start = primary.find("\\");
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if (start == kwsys_stl::string::npos)
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{
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return false;
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}
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size_t valuenamepos = primary.find(";");
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if (valuenamepos != kwsys_stl::string::npos)
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{
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valuename = primary.substr(valuenamepos+1);
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}
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second = primary.substr(start+1, valuenamepos-start-1);
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primary = primary.substr(0, start);
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HKEY primaryKey = HKEY_CURRENT_USER;
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if (primary == "HKEY_CURRENT_USER")
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{
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primaryKey = HKEY_CURRENT_USER;
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}
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if (primary == "HKEY_CURRENT_CONFIG")
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{
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primaryKey = HKEY_CURRENT_CONFIG;
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}
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if (primary == "HKEY_CLASSES_ROOT")
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{
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primaryKey = HKEY_CLASSES_ROOT;
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}
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if (primary == "HKEY_LOCAL_MACHINE")
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{
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primaryKey = HKEY_LOCAL_MACHINE;
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}
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if (primary == "HKEY_USERS")
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{
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primaryKey = HKEY_USERS;
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}
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HKEY hKey;
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if(RegOpenKeyEx(primaryKey,
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second.c_str(),
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0,
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KEY_READ,
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&hKey) != ERROR_SUCCESS)
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{
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return false;
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}
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else
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{
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DWORD dwType, dwSize;
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dwSize = 1023;
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char data[1024];
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if(RegQueryValueEx(hKey,
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(LPTSTR)valuename.c_str(),
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NULL,
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&dwType,
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(BYTE *)data,
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&dwSize) == ERROR_SUCCESS)
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{
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if (dwType == REG_SZ)
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{
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value = data;
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return true;
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}
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}
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}
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return false;
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}
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#else
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bool SystemTools::ReadRegistryValue(const char *, kwsys_stl::string &)
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{
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return false;
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}
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#endif
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// Write a registry value.
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// Example :
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// HKEY_LOCAL_MACHINE\SOFTWARE\Python\PythonCore\2.1\InstallPath
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// => will set the data of the "default" value of the key
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// HKEY_LOCAL_MACHINE\SOFTWARE\Scriptics\Tcl\8.4;Root
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// => will set the data of the "Root" value of the key
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#if defined(_WIN32) && !defined(__CYGWIN__)
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bool SystemTools::WriteRegistryValue(const char *key, const char *value)
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{
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kwsys_stl::string primary = key;
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kwsys_stl::string second;
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kwsys_stl::string valuename;
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size_t start = primary.find("\\");
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if (start == kwsys_stl::string::npos)
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{
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return false;
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}
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size_t valuenamepos = primary.find(";");
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if (valuenamepos != kwsys_stl::string::npos)
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{
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valuename = primary.substr(valuenamepos+1);
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}
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second = primary.substr(start+1, valuenamepos-start-1);
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primary = primary.substr(0, start);
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HKEY primaryKey = HKEY_CURRENT_USER;
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if (primary == "HKEY_CURRENT_USER")
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{
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primaryKey = HKEY_CURRENT_USER;
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}
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if (primary == "HKEY_CURRENT_CONFIG")
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{
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primaryKey = HKEY_CURRENT_CONFIG;
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}
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if (primary == "HKEY_CLASSES_ROOT")
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{
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primaryKey = HKEY_CLASSES_ROOT;
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}
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if (primary == "HKEY_LOCAL_MACHINE")
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{
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primaryKey = HKEY_LOCAL_MACHINE;
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}
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if (primary == "HKEY_USERS")
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{
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primaryKey = HKEY_USERS;
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}
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HKEY hKey;
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DWORD dwDummy;
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if(RegCreateKeyEx(primaryKey,
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second.c_str(),
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0,
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"",
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REG_OPTION_NON_VOLATILE,
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KEY_WRITE,
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NULL,
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&hKey,
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&dwDummy) != ERROR_SUCCESS)
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{
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return false;
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}
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if(RegSetValueEx(hKey,
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(LPTSTR)valuename.c_str(),
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0,
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REG_SZ,
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(CONST BYTE *)value,
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(DWORD)(strlen(value) + 1)) == ERROR_SUCCESS)
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{
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return true;
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}
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return false;
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}
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#else
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bool SystemTools::WriteRegistryValue(const char *, const char *)
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{
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return false;
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}
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#endif
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// Delete a registry value.
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// Example :
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// HKEY_LOCAL_MACHINE\SOFTWARE\Python\PythonCore\2.1\InstallPath
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// => will delete the data of the "default" value of the key
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// HKEY_LOCAL_MACHINE\SOFTWARE\Scriptics\Tcl\8.4;Root
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// => will delete the data of the "Root" value of the key
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#if defined(_WIN32) && !defined(__CYGWIN__)
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bool SystemTools::DeleteRegistryValue(const char *key)
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{
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kwsys_stl::string primary = key;
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kwsys_stl::string second;
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kwsys_stl::string valuename;
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size_t start = primary.find("\\");
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if (start == kwsys_stl::string::npos)
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{
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return false;
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}
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size_t valuenamepos = primary.find(";");
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if (valuenamepos != kwsys_stl::string::npos)
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{
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valuename = primary.substr(valuenamepos+1);
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}
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second = primary.substr(start+1, valuenamepos-start-1);
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primary = primary.substr(0, start);
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HKEY primaryKey = HKEY_CURRENT_USER;
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if (primary == "HKEY_CURRENT_USER")
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{
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primaryKey = HKEY_CURRENT_USER;
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}
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if (primary == "HKEY_CURRENT_CONFIG")
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{
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primaryKey = HKEY_CURRENT_CONFIG;
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}
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if (primary == "HKEY_CLASSES_ROOT")
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{
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primaryKey = HKEY_CLASSES_ROOT;
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}
|
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if (primary == "HKEY_LOCAL_MACHINE")
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{
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primaryKey = HKEY_LOCAL_MACHINE;
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}
|
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if (primary == "HKEY_USERS")
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{
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primaryKey = HKEY_USERS;
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}
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|
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HKEY hKey;
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if(RegOpenKeyEx(primaryKey,
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second.c_str(),
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0,
|
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KEY_WRITE,
|
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&hKey) != ERROR_SUCCESS)
|
|
{
|
|
return false;
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}
|
|
else
|
|
{
|
|
if(RegDeleteValue(hKey,
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(LPTSTR)valuename.c_str()) == ERROR_SUCCESS)
|
|
{
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return true;
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|
}
|
|
}
|
|
return false;
|
|
}
|
|
#else
|
|
bool SystemTools::DeleteRegistryValue(const char *)
|
|
{
|
|
return false;
|
|
}
|
|
#endif
|
|
|
|
bool SystemTools::SameFile(const char* file1, const char* file2)
|
|
{
|
|
#ifdef _WIN32
|
|
HANDLE hFile1, hFile2;
|
|
|
|
hFile1 = CreateFile( file1,
|
|
GENERIC_READ,
|
|
FILE_SHARE_READ ,
|
|
NULL,
|
|
OPEN_EXISTING,
|
|
FILE_FLAG_BACKUP_SEMANTICS,
|
|
NULL
|
|
);
|
|
hFile2 = CreateFile( file2,
|
|
GENERIC_READ,
|
|
FILE_SHARE_READ,
|
|
NULL,
|
|
OPEN_EXISTING,
|
|
FILE_FLAG_BACKUP_SEMANTICS,
|
|
NULL
|
|
);
|
|
if( hFile1 == INVALID_HANDLE_VALUE || hFile2 == INVALID_HANDLE_VALUE)
|
|
{
|
|
if(hFile1 != INVALID_HANDLE_VALUE)
|
|
{
|
|
CloseHandle(hFile1);
|
|
}
|
|
if(hFile2 != INVALID_HANDLE_VALUE)
|
|
{
|
|
CloseHandle(hFile2);
|
|
}
|
|
return false;
|
|
}
|
|
|
|
BY_HANDLE_FILE_INFORMATION fiBuf1;
|
|
BY_HANDLE_FILE_INFORMATION fiBuf2;
|
|
GetFileInformationByHandle( hFile1, &fiBuf1 );
|
|
GetFileInformationByHandle( hFile2, &fiBuf2 );
|
|
CloseHandle(hFile1);
|
|
CloseHandle(hFile2);
|
|
return (fiBuf1.dwVolumeSerialNumber == fiBuf2.dwVolumeSerialNumber &&
|
|
fiBuf1.nFileIndexHigh == fiBuf2.nFileIndexHigh &&
|
|
fiBuf1.nFileIndexLow == fiBuf2.nFileIndexLow);
|
|
#else
|
|
struct stat fileStat1, fileStat2;
|
|
if (stat(file1, &fileStat1) == 0 && stat(file2, &fileStat2) == 0)
|
|
{
|
|
// see if the files are the same file
|
|
// check the device inode and size
|
|
if(memcmp(&fileStat2.st_dev, &fileStat1.st_dev, sizeof(fileStat1.st_dev)) == 0 &&
|
|
memcmp(&fileStat2.st_ino, &fileStat1.st_ino, sizeof(fileStat1.st_ino)) == 0 &&
|
|
fileStat2.st_size == fileStat1.st_size
|
|
)
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
|
|
// return true if the file exists
|
|
bool SystemTools::FileExists(const char* filename)
|
|
{
|
|
#ifdef _MSC_VER
|
|
# define access _access
|
|
#endif
|
|
#ifndef R_OK
|
|
# define R_OK 04
|
|
#endif
|
|
if ( access(filename, R_OK) != 0 )
|
|
{
|
|
return false;
|
|
}
|
|
else
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
|
|
|
|
// Return a capitalized string (i.e the first letter is uppercased, all other
|
|
// are lowercased)
|
|
kwsys_stl::string SystemTools::Capitalized(const kwsys_stl::string& s)
|
|
{
|
|
kwsys_stl::string n;
|
|
if(s.size() == 0)
|
|
{
|
|
return n;
|
|
}
|
|
n.resize(s.size());
|
|
n[0] = static_cast<kwsys_stl::string::value_type>(toupper(s[0]));
|
|
for (size_t i = 1; i < s.size(); i++)
|
|
{
|
|
n[i] = static_cast<kwsys_stl::string::value_type>(tolower(s[i]));
|
|
}
|
|
return n;
|
|
}
|
|
|
|
|
|
// Return a lower case string
|
|
kwsys_stl::string SystemTools::LowerCase(const kwsys_stl::string& s)
|
|
{
|
|
kwsys_stl::string n;
|
|
n.resize(s.size());
|
|
for (size_t i = 0; i < s.size(); i++)
|
|
{
|
|
n[i] = static_cast<kwsys_stl::string::value_type>(tolower(s[i]));
|
|
}
|
|
return n;
|
|
}
|
|
|
|
// Return a lower case string
|
|
kwsys_stl::string SystemTools::UpperCase(const kwsys_stl::string& s)
|
|
{
|
|
kwsys_stl::string n;
|
|
n.resize(s.size());
|
|
for (size_t i = 0; i < s.size(); i++)
|
|
{
|
|
n[i] = static_cast<kwsys_stl::string::value_type>(toupper(s[i]));
|
|
}
|
|
return n;
|
|
}
|
|
|
|
|
|
// convert windows slashes to unix slashes
|
|
void SystemTools::ConvertToUnixSlashes(kwsys_stl::string& path)
|
|
{
|
|
kwsys_stl::string::size_type pos = 0;
|
|
while((pos = path.find('\\', pos)) != kwsys_stl::string::npos)
|
|
{
|
|
path[pos] = '/';
|
|
pos++;
|
|
}
|
|
// Remove all // from the path just like most unix shells
|
|
int start_find = 0;
|
|
|
|
#ifdef _WIN32
|
|
// However, on windows if the first characters are both slashes,
|
|
// then keep them that way, so that network paths can be handled.
|
|
start_find = 1;
|
|
#endif
|
|
|
|
while((pos = path.find("//", start_find)) != kwsys_stl::string::npos)
|
|
{
|
|
SystemTools::ReplaceString(path, "//", "/");
|
|
}
|
|
|
|
// remove any trailing slash
|
|
if(path.size() > 1 && path[path.size()-1] == '/')
|
|
{
|
|
path = path.substr(0, path.size()-1);
|
|
}
|
|
|
|
// if there is a tilda ~ then replace it with HOME
|
|
if(path.find("~") == 0)
|
|
{
|
|
if (getenv("HOME"))
|
|
{
|
|
path = kwsys_stl::string(getenv("HOME")) + path.substr(1);
|
|
}
|
|
}
|
|
|
|
// if there is a /tmp_mnt in a path get rid of it!
|
|
if(path.find("/tmp_mnt") == 0)
|
|
{
|
|
path = path.substr(8);
|
|
}
|
|
}
|
|
|
|
// change // to /, and escape any spaces in the path
|
|
kwsys_stl::string SystemTools::ConvertToUnixOutputPath(const char* path)
|
|
{
|
|
kwsys_stl::string ret = path;
|
|
|
|
// remove // except at the beginning might be a cygwin drive
|
|
kwsys_stl::string::size_type pos = 1;
|
|
while((pos = ret.find("//", pos)) != kwsys_stl::string::npos)
|
|
{
|
|
ret.erase(pos, 1);
|
|
}
|
|
// now escape spaces if there is a space in the path
|
|
if(ret.find(" ") != kwsys_stl::string::npos)
|
|
{
|
|
kwsys_stl::string result = "";
|
|
char lastch = 1;
|
|
for(const char* ch = ret.c_str(); *ch != '\0'; ++ch)
|
|
{
|
|
// if it is already escaped then don't try to escape it again
|
|
if(*ch == ' ' && lastch != '\\')
|
|
{
|
|
result += '\\';
|
|
}
|
|
result += *ch;
|
|
lastch = *ch;
|
|
}
|
|
ret = result;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
kwsys_stl::string SystemTools::ConvertToOutputPath(const char* path)
|
|
{
|
|
#if defined(_WIN32) && !defined(__CYGWIN__)
|
|
return SystemTools::ConvertToWindowsOutputPath(path);
|
|
#else
|
|
return SystemTools::ConvertToUnixOutputPath(path);
|
|
#endif
|
|
}
|
|
|
|
// remove double slashes not at the start
|
|
kwsys_stl::string SystemTools::ConvertToWindowsOutputPath(const char* path)
|
|
{
|
|
kwsys_stl::string ret = path;
|
|
kwsys_stl::string::size_type pos = 0;
|
|
// first convert all of the slashes
|
|
while((pos = ret.find('/', pos)) != kwsys_stl::string::npos)
|
|
{
|
|
ret[pos] = '\\';
|
|
pos++;
|
|
}
|
|
// check for really small paths
|
|
if(ret.size() < 2)
|
|
{
|
|
return ret;
|
|
}
|
|
// now clean up a bit and remove double slashes
|
|
// Only if it is not the first position in the path which is a network
|
|
// path on windows
|
|
pos = 1; // start at position 1
|
|
if(ret[0] == '\"')
|
|
{
|
|
pos = 2; // if the string is already quoted then start at 2
|
|
if(ret.size() < 3)
|
|
{
|
|
return ret;
|
|
}
|
|
}
|
|
while((pos = ret.find("\\\\", pos)) != kwsys_stl::string::npos)
|
|
{
|
|
ret.erase(pos, 1);
|
|
}
|
|
// now double quote the path if it has spaces in it
|
|
// and is not already double quoted
|
|
if(ret.find(" ") != kwsys_stl::string::npos
|
|
&& ret[0] != '\"')
|
|
{
|
|
kwsys_stl::string result;
|
|
result = "\"" + ret + "\"";
|
|
ret = result;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
bool SystemTools::CopyFileIfDifferent(const char* source,
|
|
const char* destination)
|
|
{
|
|
if(SystemTools::FilesDiffer(source, destination))
|
|
{
|
|
return SystemTools::CopyFileAlways(source, destination);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
|
|
bool SystemTools::FilesDiffer(const char* source,
|
|
const char* destination)
|
|
{
|
|
struct stat statSource;
|
|
if (stat(source, &statSource) != 0)
|
|
{
|
|
return true;
|
|
}
|
|
|
|
struct stat statDestination;
|
|
if (stat(destination, &statDestination) != 0)
|
|
{
|
|
return true;
|
|
}
|
|
|
|
if(statSource.st_size != statDestination.st_size)
|
|
{
|
|
return true;
|
|
}
|
|
|
|
if(statSource.st_size == 0)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
#if defined(_WIN32) || defined(__CYGWIN__)
|
|
kwsys_ios::ifstream finSource(source, (kwsys_ios::ios::binary |
|
|
kwsys_ios::ios::in));
|
|
kwsys_ios::ifstream finDestination(destination, (kwsys_ios::ios::binary |
|
|
kwsys_ios::ios::in));
|
|
#else
|
|
kwsys_ios::ifstream finSource(source);
|
|
kwsys_ios::ifstream finDestination(destination);
|
|
#endif
|
|
if(!finSource || !finDestination)
|
|
{
|
|
return true;
|
|
}
|
|
|
|
char* source_buf = new char[statSource.st_size];
|
|
char* dest_buf = new char[statSource.st_size];
|
|
|
|
finSource.read(source_buf, statSource.st_size);
|
|
finDestination.read(dest_buf, statSource.st_size);
|
|
|
|
if(statSource.st_size != static_cast<long>(finSource.gcount()) ||
|
|
statSource.st_size != static_cast<long>(finDestination.gcount()))
|
|
{
|
|
// Failed to read files.
|
|
delete [] source_buf;
|
|
delete [] dest_buf;
|
|
return true;
|
|
}
|
|
int ret = memcmp((const void*)source_buf,
|
|
(const void*)dest_buf,
|
|
statSource.st_size);
|
|
|
|
delete [] dest_buf;
|
|
delete [] source_buf;
|
|
|
|
return ret != 0;
|
|
}
|
|
|
|
|
|
/**
|
|
* Copy a file named by "source" to the file named by "destination".
|
|
*/
|
|
bool SystemTools::CopyFileAlways(const char* source, const char* destination)
|
|
{
|
|
const int bufferSize = 4096;
|
|
char buffer[bufferSize];
|
|
|
|
// If destination is a directory, try to create a file with the same
|
|
// name as the source in that directory.
|
|
|
|
kwsys_stl::string new_destination;
|
|
if(SystemTools::FileExists(destination) &&
|
|
SystemTools::FileIsDirectory(destination))
|
|
{
|
|
new_destination = destination;
|
|
SystemTools::ConvertToUnixSlashes(new_destination);
|
|
new_destination += '/';
|
|
kwsys_stl::string source_name = source;
|
|
new_destination += SystemTools::GetFilenameName(source_name);
|
|
destination = new_destination.c_str();
|
|
}
|
|
|
|
// Create destination directory
|
|
|
|
kwsys_stl::string destination_dir = destination;
|
|
destination_dir = SystemTools::GetFilenamePath(destination_dir);
|
|
SystemTools::MakeDirectory(destination_dir.c_str());
|
|
|
|
// Open files
|
|
|
|
#if defined(_WIN32) || defined(__CYGWIN__)
|
|
kwsys_ios::ifstream fin(source,
|
|
kwsys_ios::ios::binary | kwsys_ios::ios::in);
|
|
#else
|
|
kwsys_ios::ifstream fin(source);
|
|
#endif
|
|
if(!fin)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
#if defined(_WIN32) || defined(__CYGWIN__)
|
|
kwsys_ios::ofstream fout(destination,
|
|
kwsys_ios::ios::binary | kwsys_ios::ios::out | kwsys_ios::ios::trunc);
|
|
#else
|
|
kwsys_ios::ofstream fout(destination,
|
|
kwsys_ios::ios::out | kwsys_ios::ios::trunc);
|
|
#endif
|
|
if(!fout)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
// This copy loop is very sensitive on certain platforms with
|
|
// slightly broken stream libraries (like HPUX). Normally, it is
|
|
// incorrect to not check the error condition on the fin.read()
|
|
// before using the data, but the fin.gcount() will be zero if an
|
|
// error occurred. Therefore, the loop should be safe everywhere.
|
|
while(fin)
|
|
{
|
|
fin.read(buffer, bufferSize);
|
|
if(fin.gcount())
|
|
{
|
|
fout.write(buffer, fin.gcount());
|
|
}
|
|
}
|
|
|
|
// Make sure the operating system has finished writing the file
|
|
// before closing it. This will ensure the file is finished before
|
|
// the check below.
|
|
fout.flush();
|
|
|
|
fin.close();
|
|
fout.close();
|
|
|
|
// More checks.
|
|
struct stat statSource, statDestination;
|
|
statSource.st_size = 12345;
|
|
statDestination.st_size = 12345;
|
|
if(stat(source, &statSource) != 0)
|
|
{
|
|
return false;
|
|
}
|
|
else if(stat(destination, &statDestination) != 0)
|
|
{
|
|
return false;
|
|
}
|
|
else if(statSource.st_size != statDestination.st_size)
|
|
{
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
// return size of file; also returns zero if no file exists
|
|
unsigned long SystemTools::FileLength(const char* filename)
|
|
{
|
|
struct stat fs;
|
|
if (stat(filename, &fs) != 0)
|
|
{
|
|
return 0;
|
|
}
|
|
else
|
|
{
|
|
return fs.st_size;
|
|
}
|
|
}
|
|
|
|
int SystemTools::Strucmp(const char *s1, const char *s2)
|
|
{
|
|
// lifted from Graphvis http://www.graphviz.org
|
|
while ((*s1 != '\0')
|
|
&& (tolower(*s1) == tolower(*s2)))
|
|
{
|
|
s1++;
|
|
s2++;
|
|
}
|
|
|
|
return tolower(*s1) - tolower(*s2);
|
|
|
|
}
|
|
|
|
// return true if the file exists
|
|
long int SystemTools::ModifiedTime(const char* filename)
|
|
{
|
|
struct stat fs;
|
|
if (stat(filename, &fs) != 0)
|
|
{
|
|
return 0;
|
|
}
|
|
else
|
|
{
|
|
return (long int)fs.st_mtime;
|
|
}
|
|
}
|
|
|
|
|
|
kwsys_stl::string SystemTools::GetLastSystemError()
|
|
{
|
|
int e = errno;
|
|
return strerror(e);
|
|
}
|
|
|
|
bool SystemTools::RemoveFile(const char* source)
|
|
{
|
|
return unlink(source) != 0 ? false : true;
|
|
}
|
|
|
|
bool SystemTools::RemoveADirectory(const char* source)
|
|
{
|
|
Directory dir;
|
|
dir.Load(source);
|
|
size_t fileNum;
|
|
for (fileNum = 0; fileNum < dir.GetNumberOfFiles(); ++fileNum)
|
|
{
|
|
if (strcmp(dir.GetFile(static_cast<unsigned long>(fileNum)),".") &&
|
|
strcmp(dir.GetFile(static_cast<unsigned long>(fileNum)),".."))
|
|
{
|
|
kwsys_stl::string fullPath = source;
|
|
fullPath += "/";
|
|
fullPath += dir.GetFile(static_cast<unsigned long>(fileNum));
|
|
if(SystemTools::FileIsDirectory(fullPath.c_str()))
|
|
{
|
|
if (!SystemTools::RemoveADirectory(fullPath.c_str()))
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if(!SystemTools::RemoveFile(fullPath.c_str()))
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return (Rmdir(source) == 0);
|
|
}
|
|
|
|
/**
|
|
* Find the file the given name. Searches the given path and then
|
|
* the system search path. Returns the full path to the file if it is
|
|
* found. Otherwise, the empty string is returned.
|
|
*/
|
|
kwsys_stl::string SystemTools::FindFile(const char* name,
|
|
const kwsys_stl::vector<kwsys_stl::string>& userPaths)
|
|
{
|
|
// Add the system search path to our path first
|
|
kwsys_stl::vector<kwsys_stl::string> path;
|
|
SystemTools::GetPath(path, "CMAKE_FILE_PATH");
|
|
SystemTools::GetPath(path);
|
|
// now add the additional paths
|
|
path.insert(path.end(), userPaths.begin(), userPaths.end());
|
|
// now look for the file
|
|
kwsys_stl::string tryPath;
|
|
for(kwsys_stl::vector<kwsys_stl::string>::const_iterator p = path.begin();
|
|
p != path.end(); ++p)
|
|
{
|
|
tryPath = *p;
|
|
tryPath += "/";
|
|
tryPath += name;
|
|
if(SystemTools::FileExists(tryPath.c_str()) &&
|
|
!SystemTools::FileIsDirectory(tryPath.c_str()))
|
|
{
|
|
return SystemTools::CollapseFullPath(tryPath.c_str());
|
|
}
|
|
}
|
|
// Couldn't find the file.
|
|
return "";
|
|
}
|
|
|
|
/**
|
|
* Find the executable with the given name. Searches the given path and then
|
|
* the system search path. Returns the full path to the executable if it is
|
|
* found. Otherwise, the empty string is returned.
|
|
*/
|
|
kwsys_stl::string SystemTools::FindProgram(
|
|
const char* name,
|
|
const kwsys_stl::vector<kwsys_stl::string>& userPaths,
|
|
bool no_system_path)
|
|
{
|
|
if(!name)
|
|
{
|
|
return "";
|
|
}
|
|
// See if the executable exists as written.
|
|
if(SystemTools::FileExists(name) &&
|
|
!SystemTools::FileIsDirectory(name))
|
|
{
|
|
return SystemTools::CollapseFullPath(name);
|
|
}
|
|
kwsys_stl::string tryPath = name;
|
|
tryPath += SystemTools::GetExecutableExtension();
|
|
if(SystemTools::FileExists(tryPath.c_str()) &&
|
|
!SystemTools::FileIsDirectory(tryPath.c_str()))
|
|
{
|
|
return SystemTools::CollapseFullPath(tryPath.c_str());
|
|
}
|
|
kwsys_stl::vector<kwsys_stl::string> path;
|
|
SystemTools::GetPath(path, "CMAKE_PROGRAM_PATH");
|
|
// Add the system search path to our path.
|
|
if (!no_system_path)
|
|
{
|
|
SystemTools::GetPath(path);
|
|
}
|
|
|
|
// now add the additional paths
|
|
path.insert(path.end(), userPaths.begin(), userPaths.end());
|
|
|
|
for(kwsys_stl::vector<kwsys_stl::string>::const_iterator p = path.begin();
|
|
p != path.end(); ++p)
|
|
{
|
|
tryPath = *p;
|
|
tryPath += "/";
|
|
tryPath += name;
|
|
if(SystemTools::FileExists(tryPath.c_str()) &&
|
|
!SystemTools::FileIsDirectory(tryPath.c_str()))
|
|
{
|
|
return SystemTools::CollapseFullPath(tryPath.c_str());
|
|
}
|
|
#ifdef _WIN32
|
|
tryPath += ".com";
|
|
if(SystemTools::FileExists(tryPath.c_str()) &&
|
|
!SystemTools::FileIsDirectory(tryPath.c_str()))
|
|
{
|
|
return SystemTools::CollapseFullPath(tryPath.c_str());
|
|
}
|
|
tryPath = *p;
|
|
tryPath += "/";
|
|
tryPath += name;
|
|
#endif
|
|
tryPath += SystemTools::GetExecutableExtension();
|
|
if(SystemTools::FileExists(tryPath.c_str()) &&
|
|
!SystemTools::FileIsDirectory(tryPath.c_str()))
|
|
{
|
|
return SystemTools::CollapseFullPath(tryPath.c_str());
|
|
}
|
|
}
|
|
|
|
// Couldn't find the program.
|
|
return "";
|
|
}
|
|
|
|
|
|
/**
|
|
* Find the library with the given name. Searches the given path and then
|
|
* the system search path. Returns the full path to the library if it is
|
|
* found. Otherwise, the empty string is returned.
|
|
*/
|
|
kwsys_stl::string SystemTools::FindLibrary(const char* name,
|
|
const kwsys_stl::vector<kwsys_stl::string>& userPaths)
|
|
{
|
|
// See if the executable exists as written.
|
|
if(SystemTools::FileExists(name) &&
|
|
!SystemTools::FileIsDirectory(name))
|
|
{
|
|
return SystemTools::CollapseFullPath(name);
|
|
}
|
|
|
|
// Add the system search path to our path.
|
|
kwsys_stl::vector<kwsys_stl::string> path;
|
|
SystemTools::GetPath(path);
|
|
// now add the additional paths
|
|
path.insert(path.end(), userPaths.begin(), userPaths.end());
|
|
kwsys_stl::string tryPath;
|
|
for(kwsys_stl::vector<kwsys_stl::string>::const_iterator p = path.begin();
|
|
p != path.end(); ++p)
|
|
{
|
|
#if defined(_WIN32) && !defined(__CYGWIN__) && !defined(__MINGW32__)
|
|
tryPath = *p;
|
|
tryPath += "/";
|
|
tryPath += name;
|
|
tryPath += ".lib";
|
|
if(SystemTools::FileExists(tryPath.c_str())
|
|
&& !SystemTools::FileIsDirectory(tryPath.c_str()))
|
|
{
|
|
return SystemTools::CollapseFullPath(tryPath.c_str());
|
|
}
|
|
#else
|
|
tryPath = *p;
|
|
tryPath += "/lib";
|
|
tryPath += name;
|
|
tryPath += ".so";
|
|
if(SystemTools::FileExists(tryPath.c_str())
|
|
&& !SystemTools::FileIsDirectory(tryPath.c_str()))
|
|
{
|
|
return SystemTools::CollapseFullPath(tryPath.c_str());
|
|
}
|
|
tryPath = *p;
|
|
tryPath += "/lib";
|
|
tryPath += name;
|
|
tryPath += ".a";
|
|
if(SystemTools::FileExists(tryPath.c_str())
|
|
&& !SystemTools::FileIsDirectory(tryPath.c_str()))
|
|
{
|
|
return SystemTools::CollapseFullPath(tryPath.c_str());
|
|
}
|
|
tryPath = *p;
|
|
tryPath += "/lib";
|
|
tryPath += name;
|
|
tryPath += ".sl";
|
|
if(SystemTools::FileExists(tryPath.c_str())
|
|
&& !SystemTools::FileIsDirectory(tryPath.c_str()))
|
|
{
|
|
return SystemTools::CollapseFullPath(tryPath.c_str());
|
|
}
|
|
tryPath = *p;
|
|
tryPath += "/lib";
|
|
tryPath += name;
|
|
tryPath += ".dylib";
|
|
if(SystemTools::FileExists(tryPath.c_str())
|
|
&& !SystemTools::FileIsDirectory(tryPath.c_str()))
|
|
{
|
|
return SystemTools::CollapseFullPath(tryPath.c_str());
|
|
}
|
|
tryPath = *p;
|
|
tryPath += "/lib";
|
|
tryPath += name;
|
|
tryPath += ".dll";
|
|
if(SystemTools::FileExists(tryPath.c_str())
|
|
&& !SystemTools::FileIsDirectory(tryPath.c_str()))
|
|
{
|
|
return SystemTools::CollapseFullPath(tryPath.c_str());
|
|
}
|
|
#endif
|
|
}
|
|
|
|
// Couldn't find the library.
|
|
return "";
|
|
}
|
|
|
|
bool SystemTools::FileIsDirectory(const char* name)
|
|
{
|
|
struct stat fs;
|
|
if(stat(name, &fs) == 0)
|
|
{
|
|
#if _WIN32
|
|
return ((fs.st_mode & _S_IFDIR) != 0);
|
|
#else
|
|
return S_ISDIR(fs.st_mode);
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
|
|
int SystemTools::ChangeDirectory(const char *dir)
|
|
{
|
|
return Chdir(dir);
|
|
}
|
|
|
|
kwsys_stl::string SystemTools::GetCurrentWorkingDirectory()
|
|
{
|
|
char buf[2048];
|
|
const char* cwd = Getcwd(buf, 2048);
|
|
kwsys_stl::string path;
|
|
if ( cwd )
|
|
{
|
|
path = cwd;
|
|
}
|
|
return path;
|
|
}
|
|
|
|
kwsys_stl::string SystemTools::GetProgramPath(const char* in_name)
|
|
{
|
|
kwsys_stl::string dir, file;
|
|
SystemTools::SplitProgramPath(in_name, dir, file);
|
|
return dir;
|
|
}
|
|
|
|
bool SystemTools::SplitProgramPath(const char* in_name,
|
|
kwsys_stl::string& dir,
|
|
kwsys_stl::string& file,
|
|
bool)
|
|
{
|
|
dir = in_name;
|
|
file = "";
|
|
SystemTools::ConvertToUnixSlashes(dir);
|
|
|
|
if(!SystemTools::FileIsDirectory(dir.c_str()))
|
|
{
|
|
kwsys_stl::string::size_type slashPos = dir.rfind("/");
|
|
if(slashPos != kwsys_stl::string::npos)
|
|
{
|
|
file = dir.substr(slashPos+1);
|
|
dir = dir.substr(0, slashPos);
|
|
}
|
|
else
|
|
{
|
|
file = dir;
|
|
dir = "";
|
|
}
|
|
}
|
|
if(!(dir == "") && !SystemTools::FileIsDirectory(dir.c_str()))
|
|
{
|
|
kwsys_stl::string oldDir = in_name;
|
|
SystemTools::ConvertToUnixSlashes(oldDir);
|
|
dir = in_name;
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
kwsys_stl::string SystemTools::CollapseFullPath(const char* in_relative)
|
|
{
|
|
return SystemTools::CollapseFullPath(in_relative, 0);
|
|
}
|
|
|
|
kwsys_stl::string SystemTools::CollapseFullPath(const char* in_relative,
|
|
const char* in_base)
|
|
{
|
|
// Save original working directory.
|
|
kwsys_stl::string orig = SystemTools::GetCurrentWorkingDirectory();
|
|
|
|
// Change to base of relative path.
|
|
if(in_base)
|
|
{
|
|
Chdir(in_base);
|
|
}
|
|
|
|
kwsys_stl::string dir, file;
|
|
SystemTools::SplitProgramPath(in_relative, dir, file, false);
|
|
if(dir.size() == 0 &&
|
|
in_relative && strlen(in_relative) > 0 &&
|
|
in_relative[0] == '/')
|
|
{
|
|
dir = "/";
|
|
}
|
|
|
|
#ifdef _WIN32
|
|
// Follow relative path.
|
|
if(!(dir == ""))
|
|
{
|
|
Chdir(dir.c_str());
|
|
}
|
|
|
|
// Get the resulting directory.
|
|
kwsys_stl::string newDir = SystemTools::GetCurrentWorkingDirectory();
|
|
|
|
// Add the file back on to the directory.
|
|
SystemTools::ConvertToUnixSlashes(newDir);
|
|
#else
|
|
# ifdef MAXPATHLEN
|
|
char resolved_name[MAXPATHLEN];
|
|
# else
|
|
# ifdef PATH_MAX
|
|
char resolved_name[PATH_MAX];
|
|
# else
|
|
char resolved_name[5024];
|
|
# endif
|
|
# endif
|
|
|
|
// Resolve relative path.
|
|
kwsys_stl::string newDir;
|
|
if(!(dir == ""))
|
|
{
|
|
realpath(dir.c_str(), resolved_name);
|
|
newDir = resolved_name;
|
|
}
|
|
else
|
|
{
|
|
newDir = SystemTools::GetCurrentWorkingDirectory();
|
|
}
|
|
// if there is a /tmp_mnt in a path get rid of it!
|
|
if(newDir.find("/tmp_mnt") == 0)
|
|
{
|
|
newDir = newDir.substr(8);
|
|
}
|
|
#endif
|
|
|
|
// Restore original working directory.
|
|
Chdir(orig.c_str());
|
|
|
|
// Construct and return the full path.
|
|
kwsys_stl::string newPath = newDir;
|
|
if(!(file == ""))
|
|
{
|
|
if(!(newDir.size() == 1 && newDir[0] == '/'))
|
|
{
|
|
newPath += "/";
|
|
}
|
|
newPath += file;
|
|
}
|
|
return newPath;
|
|
}
|
|
|
|
bool SystemTools::Split(const char* str, kwsys_stl::vector<kwsys_stl::string>& lines)
|
|
{
|
|
kwsys_stl::string data(str);
|
|
kwsys_stl::string::size_type lpos = 0;
|
|
while(lpos < data.length())
|
|
{
|
|
kwsys_stl::string::size_type rpos = data.find_first_of("\n", lpos);
|
|
if(rpos == kwsys_stl::string::npos)
|
|
{
|
|
// Line ends at end of string without a newline.
|
|
lines.push_back(data.substr(lpos));
|
|
return false;
|
|
}
|
|
if((rpos > lpos) && (data[rpos-1] == '\r'))
|
|
{
|
|
// Line ends in a "\r\n" pair, remove both characters.
|
|
lines.push_back(data.substr(lpos, (rpos-1)-lpos));
|
|
}
|
|
else
|
|
{
|
|
// Line ends in a "\n", remove the character.
|
|
lines.push_back(data.substr(lpos, rpos-lpos));
|
|
}
|
|
lpos = rpos+1;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Return path of a full filename (no trailing slashes).
|
|
* Warning: returned path is converted to Unix slashes format.
|
|
*/
|
|
kwsys_stl::string SystemTools::GetFilenamePath(const kwsys_stl::string& filename)
|
|
{
|
|
kwsys_stl::string fn = filename;
|
|
SystemTools::ConvertToUnixSlashes(fn);
|
|
|
|
kwsys_stl::string::size_type slash_pos = fn.rfind("/");
|
|
if(slash_pos != kwsys_stl::string::npos)
|
|
{
|
|
return fn.substr(0, slash_pos);
|
|
}
|
|
else
|
|
{
|
|
return "";
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* Return file name of a full filename (i.e. file name without path).
|
|
*/
|
|
kwsys_stl::string SystemTools::GetFilenameName(const kwsys_stl::string& filename)
|
|
{
|
|
kwsys_stl::string fn = filename;
|
|
SystemTools::ConvertToUnixSlashes(fn);
|
|
|
|
kwsys_stl::string::size_type slash_pos = fn.rfind("/");
|
|
if(slash_pos != kwsys_stl::string::npos)
|
|
{
|
|
return fn.substr(slash_pos + 1);
|
|
}
|
|
else
|
|
{
|
|
return filename;
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* Return file extension of a full filename (dot included).
|
|
* Warning: this is the longest extension (for example: .tar.gz)
|
|
*/
|
|
kwsys_stl::string SystemTools::GetFilenameExtension(const kwsys_stl::string& filename)
|
|
{
|
|
kwsys_stl::string name = SystemTools::GetFilenameName(filename);
|
|
kwsys_stl::string::size_type dot_pos = name.find(".");
|
|
if(dot_pos != kwsys_stl::string::npos)
|
|
{
|
|
return name.substr(dot_pos);
|
|
}
|
|
else
|
|
{
|
|
return "";
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Return file extension of a full filename (dot included).
|
|
* Warning: this is the shortest extension (for example: .tar.gz)
|
|
*/
|
|
kwsys_stl::string SystemTools::GetFilenameLastExtension(const kwsys_stl::string& filename)
|
|
{
|
|
kwsys_stl::string name = SystemTools::GetFilenameName(filename);
|
|
kwsys_stl::string::size_type dot_pos = name.rfind(".");
|
|
if(dot_pos != kwsys_stl::string::npos)
|
|
{
|
|
return name.substr(dot_pos);
|
|
}
|
|
else
|
|
{
|
|
return "";
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Return file name without extension of a full filename (i.e. without path).
|
|
* Warning: it considers the longest extension (for example: .tar.gz)
|
|
*/
|
|
kwsys_stl::string SystemTools::GetFilenameWithoutExtension(const kwsys_stl::string& filename)
|
|
{
|
|
kwsys_stl::string name = SystemTools::GetFilenameName(filename);
|
|
kwsys_stl::string::size_type dot_pos = name.find(".");
|
|
if(dot_pos != kwsys_stl::string::npos)
|
|
{
|
|
return name.substr(0, dot_pos);
|
|
}
|
|
else
|
|
{
|
|
return name;
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* Return file name without extension of a full filename (i.e. without path).
|
|
* Warning: it considers the last extension (for example: removes .gz
|
|
* from .tar.gz)
|
|
*/
|
|
kwsys_stl::string
|
|
SystemTools::GetFilenameWithoutLastExtension(const kwsys_stl::string& filename)
|
|
{
|
|
kwsys_stl::string name = SystemTools::GetFilenameName(filename);
|
|
kwsys_stl::string::size_type dot_pos = name.rfind(".");
|
|
if(dot_pos != kwsys_stl::string::npos)
|
|
{
|
|
return name.substr(0, dot_pos);
|
|
}
|
|
else
|
|
{
|
|
return name;
|
|
}
|
|
}
|
|
|
|
bool SystemTools::FileIsFullPath(const char* in_name)
|
|
{
|
|
kwsys_stl::string name = in_name;
|
|
#if defined(_WIN32)
|
|
// On Windows, the name must be at least two characters long.
|
|
if(name.length() < 2)
|
|
{
|
|
return false;
|
|
}
|
|
if(name[1] == ':')
|
|
{
|
|
return true;
|
|
}
|
|
if(name[0] == '\\')
|
|
{
|
|
return true;
|
|
}
|
|
#else
|
|
// On UNIX, the name must be at least one character long.
|
|
if(name.length() < 1)
|
|
{
|
|
return false;
|
|
}
|
|
#endif
|
|
// On UNIX, the name must begin in a '/'.
|
|
// On Windows, if the name begins in a '/', then it is a full
|
|
// network path.
|
|
if(name[0] == '/')
|
|
{
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool SystemTools::GetShortPath(const char* path, kwsys_stl::string& shortPath)
|
|
{
|
|
#if defined(WIN32) && !defined(__CYGWIN__)
|
|
const int size = int(strlen(path)) +1; // size of return
|
|
char *buffer = new char[size]; // create a buffer
|
|
char *tempPath = new char[size]; // create a buffer
|
|
int ret;
|
|
|
|
// if the path passed in has quotes around it, first remove the quotes
|
|
if (path[0] == '"' && path[strlen(path)-1] == '"')
|
|
{
|
|
strcpy(tempPath,path+1);
|
|
tempPath[strlen(tempPath)-1] = '\0';
|
|
}
|
|
else
|
|
{
|
|
strcpy(tempPath,path);
|
|
}
|
|
|
|
buffer[0] = 0;
|
|
ret = GetShortPathName(tempPath, buffer, size);
|
|
|
|
if(buffer[0] == 0 || ret > size)
|
|
{
|
|
delete [] buffer;
|
|
delete [] tempPath;
|
|
return false;
|
|
}
|
|
else
|
|
{
|
|
shortPath = buffer;
|
|
delete [] buffer;
|
|
delete [] tempPath;
|
|
return true;
|
|
}
|
|
#else
|
|
shortPath = path;
|
|
return true;
|
|
#endif
|
|
}
|
|
|
|
void SystemTools::SplitProgramFromArgs(const char* path,
|
|
kwsys_stl::string& program, kwsys_stl::string& args)
|
|
{
|
|
if(SystemTools::FileExists(path))
|
|
{
|
|
program = path;
|
|
args = "";
|
|
return;
|
|
}
|
|
kwsys_stl::vector<kwsys_stl::string> e;
|
|
kwsys_stl::string findProg = SystemTools::FindProgram(path, e);
|
|
if(findProg.size())
|
|
{
|
|
program = findProg;
|
|
args = "";
|
|
return;
|
|
}
|
|
kwsys_stl::string dir = path;
|
|
kwsys_stl::string::size_type spacePos = dir.rfind(' ');
|
|
if(spacePos == kwsys_stl::string::npos)
|
|
{
|
|
program = "";
|
|
args = "";
|
|
return;
|
|
}
|
|
while(spacePos != kwsys_stl::string::npos)
|
|
{
|
|
kwsys_stl::string tryProg = dir.substr(0, spacePos);
|
|
if(SystemTools::FileExists(tryProg.c_str()))
|
|
{
|
|
program = tryProg;
|
|
args = dir.substr(spacePos, dir.size()-spacePos);
|
|
return;
|
|
}
|
|
findProg = SystemTools::FindProgram(tryProg.c_str(), e);
|
|
if(findProg.size())
|
|
{
|
|
program = findProg;
|
|
args = dir.substr(spacePos, dir.size()-spacePos);
|
|
return;
|
|
}
|
|
spacePos = dir.rfind(' ', spacePos--);
|
|
}
|
|
program = "";
|
|
args = "";
|
|
}
|
|
|
|
kwsys_stl::string SystemTools::GetCurrentDateTime(const char* format)
|
|
{
|
|
char buf[1024];
|
|
time_t t;
|
|
time(&t);
|
|
strftime(buf, sizeof(buf), format, localtime(&t));
|
|
return buf;
|
|
}
|
|
|
|
kwsys_stl::string SystemTools::MakeCindentifier(const char* s)
|
|
{
|
|
kwsys_stl::string str(s);
|
|
if (str.find_first_of("0123456789") == 0)
|
|
{
|
|
str = "_" + str;
|
|
}
|
|
|
|
kwsys_stl::string permited_chars("_"
|
|
"abcdefghijklmnopqrstuvwxyz"
|
|
"ABCDEFGHIJKLMNOPQRSTUVWXYZ"
|
|
"0123456789");
|
|
kwsys_stl::string::size_type pos = 0;
|
|
while ((pos = str.find_first_not_of(permited_chars, pos)) != kwsys_stl::string::npos)
|
|
{
|
|
str[pos] = '_';
|
|
}
|
|
return str;
|
|
}
|
|
|
|
// Due to a buggy stream library on the HP and another on Mac OSX, we
|
|
// need this very carefully written version of getline. Returns true
|
|
// if any data were read before the end-of-file was reached.
|
|
bool SystemTools::GetLineFromStream(kwsys_ios::istream& is, kwsys_stl::string& line,
|
|
bool *has_newline /* = 0 */)
|
|
{
|
|
const int bufferSize = 1024;
|
|
char buffer[bufferSize];
|
|
line = "";
|
|
bool haveData = false;
|
|
if ( has_newline )
|
|
{
|
|
*has_newline = false;
|
|
}
|
|
|
|
// If no characters are read from the stream, the end of file has
|
|
// been reached.
|
|
while((is.getline(buffer, bufferSize), is.gcount() > 0))
|
|
{
|
|
haveData = true;
|
|
line.append(buffer);
|
|
|
|
// If newline character was read, the gcount includes the
|
|
// character, but the buffer does not. The end of line has been
|
|
// reached.
|
|
if(strlen(buffer) < static_cast<size_t>(is.gcount()))
|
|
{
|
|
if ( has_newline )
|
|
{
|
|
*has_newline = true;
|
|
}
|
|
break;
|
|
}
|
|
|
|
// The fail bit may be set. Clear it.
|
|
is.clear(is.rdstate() & ~kwsys_ios::ios::failbit);
|
|
}
|
|
return haveData;
|
|
}
|
|
|
|
} // namespace KWSYS_NAMESPACE
|
|
|
|
#if defined(_MSC_VER) && defined(_DEBUG)
|
|
# include <crtdbg.h>
|
|
# include <stdio.h>
|
|
# include <stdlib.h>
|
|
namespace KWSYS_NAMESPACE
|
|
{
|
|
|
|
static int SystemToolsDebugReport(int, char* message, int*)
|
|
{
|
|
fprintf(stderr, message);
|
|
exit(1);
|
|
}
|
|
void SystemTools::EnableMSVCDebugHook()
|
|
{
|
|
if(getenv("DART_TEST_FROM_DART"))
|
|
{
|
|
_CrtSetReportHook(SystemToolsDebugReport);
|
|
}
|
|
}
|
|
|
|
} // namespace KWSYS_NAMESPACE
|
|
#else
|
|
namespace KWSYS_NAMESPACE
|
|
{
|
|
void SystemTools::EnableMSVCDebugHook() {}
|
|
} // namespace KWSYS_NAMESPACE
|
|
#endif
|