2460 lines
60 KiB
C++
2460 lines
60 KiB
C++
/*=========================================================================
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Program: CMake - Cross-Platform Makefile Generator
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Module: $RCSfile$
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Language: C++
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Date: $Date$
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Version: $Revision$
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Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
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See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notices for more information.
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=========================================================================*/
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#include "cmSystemTools.h"
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#include <stdio.h>
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#include <sys/stat.h>
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#include "cmRegularExpression.h"
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#include <ctype.h>
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#include "cmDirectory.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__))
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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 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 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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/* 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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double
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cmSystemTools::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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bool cmSystemTools::s_RunCommandHideConsole = false;
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bool cmSystemTools::s_DisableRunCommandOutput = false;
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bool cmSystemTools::s_ErrorOccured = false;
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bool cmSystemTools::s_FatalErrorOccured = false;
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bool cmSystemTools::s_DisableMessages = false;
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std::string cmSystemTools::s_Windows9xComspecSubstitute = "command.com";
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void cmSystemTools::SetWindows9xComspecSubstitute(const char* str)
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{
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if ( str )
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{
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cmSystemTools::s_Windows9xComspecSubstitute = str;
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}
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}
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const char* cmSystemTools::GetWindows9xComspecSubstitute()
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{
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return cmSystemTools::s_Windows9xComspecSubstitute.c_str();
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}
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void (*cmSystemTools::s_ErrorCallback)(const char*, const char*, bool&, void*);
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void* cmSystemTools::s_ErrorCallbackClientData = 0;
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// adds the elements of the env variable path to the arg passed in
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void cmSystemTools::GetPath(std::vector<std::string>& path)
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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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std::string pathEnv = getenv("PATH");
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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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std::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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std::string::size_type endpos = pathEnv.find(pathSep, start);
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if(endpos != std::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(std::vector<std::string>::iterator i = path.begin();
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i != path.end(); ++i)
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{
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cmSystemTools::ConvertToUnixSlashes(*i);
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}
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}
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const char* cmSystemTools::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 cmSystemTools::MakeDirectory(const char* path)
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{
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if(cmSystemTools::FileExists(path))
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{
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return true;
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}
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std::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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cmSystemTools::ConvertToUnixSlashes(dir);
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std::string::size_type pos = dir.find(':');
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if(pos == std::string::npos)
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{
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pos = 0;
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}
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std::string topdir;
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while((pos = dir.find('/', pos)) != std::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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cmSystemTools::Error("Failed to create directory:", path);
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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 cmSystemTools::ReplaceString(std::string& source,
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const char* replace,
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const char* with)
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{
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// get out quick if string is not found
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std::string::size_type start = source.find(replace);
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if(start == std::string::npos)
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{
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return;
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}
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std::string rest;
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std::string::size_type lengthReplace = strlen(replace);
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std::string::size_type lengthWith = strlen(with);
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while(start != std::string::npos)
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{
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rest = source.substr(start+lengthReplace);
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source = source.substr(0, start);
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source += with;
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source += rest;
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start = source.find(replace, start + lengthWith );
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}
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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 cmSystemTools::ReadRegistryValue(const char *key, std::string &value)
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{
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std::string primary = key;
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std::string second;
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std::string valuename;
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size_t start = primary.find("\\");
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if (start == std::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 != std::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;
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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 cmSystemTools::ReadRegistryValue(const char *, std::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 cmSystemTools::WriteRegistryValue(const char *key, const char *value)
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{
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std::string primary = key;
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std::string second;
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std::string valuename;
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size_t start = primary.find("\\");
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if (start == std::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 != std::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;
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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 cmSystemTools::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 cmSystemTools::DeleteRegistryValue(const char *key)
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{
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std::string primary = key;
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std::string second;
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std::string valuename;
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size_t start = primary.find("\\");
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if (start == std::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 != std::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;
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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_WRITE,
|
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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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if(RegDeleteValue(hKey,
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(LPTSTR)valuename.c_str()) == ERROR_SUCCESS)
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{
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return true;
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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 cmSystemTools::DeleteRegistryValue(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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|
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// replace replace with with as many times as it shows up in source.
|
|
// write the result into source.
|
|
#if defined(_WIN32) && !defined(__CYGWIN__)
|
|
void cmSystemTools::ExpandRegistryValues(std::string& source)
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{
|
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// Regular expression to match anything inside [...] that begins in HKEY.
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|
// Note that there is a special rule for regular expressions to match a
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// close square-bracket inside a list delimited by square brackets.
|
|
// The "[^]]" part of this expression will match any character except
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// a close square-bracket. The ']' character must be the first in the
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// list of characters inside the [^...] block of the expression.
|
|
cmRegularExpression regEntry("\\[(HKEY[^]]*)\\]");
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|
|
// check for black line or comment
|
|
while (regEntry.find(source))
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{
|
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// the arguments are the second match
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std::string key = regEntry.match(1);
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std::string val;
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if (ReadRegistryValue(key.c_str(), val))
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{
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std::string reg = "[";
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reg += key + "]";
|
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cmSystemTools::ReplaceString(source, reg.c_str(), val.c_str());
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}
|
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else
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{
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std::string reg = "[";
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reg += key + "]";
|
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cmSystemTools::ReplaceString(source, reg.c_str(), "/registry");
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}
|
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}
|
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}
|
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#else
|
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void cmSystemTools::ExpandRegistryValues(std::string&)
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{
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}
|
|
#endif
|
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|
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|
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std::string cmSystemTools::EscapeQuotes(const char* str)
|
|
{
|
|
std::string result = "";
|
|
for(const char* ch = str; *ch != '\0'; ++ch)
|
|
{
|
|
if(*ch == '"')
|
|
{
|
|
result += '\\';
|
|
}
|
|
result += *ch;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
bool cmSystemTools::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.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 cmSystemTools::FileExists(const char* filename)
|
|
{
|
|
struct stat fs;
|
|
if (stat(filename, &fs) != 0)
|
|
{
|
|
return false;
|
|
}
|
|
else
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
|
|
|
|
// Return a capitalized string (i.e the first letter is uppercased, all other
|
|
// are lowercased)
|
|
std::string cmSystemTools::Capitalized(const std::string& s)
|
|
{
|
|
std::string n;
|
|
n.resize(s.size());
|
|
n[0] = toupper(s[0]);
|
|
for (size_t i = 1; i < s.size(); i++)
|
|
{
|
|
n[i] = tolower(s[i]);
|
|
}
|
|
return n;
|
|
}
|
|
|
|
|
|
// Return a lower case string
|
|
std::string cmSystemTools::LowerCase(const std::string& s)
|
|
{
|
|
std::string n;
|
|
n.resize(s.size());
|
|
for (size_t i = 0; i < s.size(); i++)
|
|
{
|
|
n[i] = tolower(s[i]);
|
|
}
|
|
return n;
|
|
}
|
|
|
|
// Return a lower case string
|
|
std::string cmSystemTools::UpperCase(const std::string& s)
|
|
{
|
|
std::string n;
|
|
n.resize(s.size());
|
|
for (size_t i = 0; i < s.size(); i++)
|
|
{
|
|
n[i] = toupper(s[i]);
|
|
}
|
|
return n;
|
|
}
|
|
|
|
|
|
// convert windows slashes to unix slashes
|
|
void cmSystemTools::ConvertToUnixSlashes(std::string& path)
|
|
{
|
|
std::string::size_type pos = 0;
|
|
while((pos = path.find('\\', pos)) != std::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)) != std::string::npos)
|
|
{
|
|
cmSystemTools::ReplaceString(path, "//", "/");
|
|
}
|
|
|
|
// remove any trailing slash
|
|
if(path.size() && 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 = std::string(getenv("HOME")) + path.substr(1);
|
|
}
|
|
}
|
|
|
|
// if there is a /tmp_mnt in a path get rid of it!
|
|
// stupid sgi's
|
|
if(path.find("/tmp_mnt") == 0)
|
|
{
|
|
path = path.substr(8);
|
|
}
|
|
}
|
|
|
|
|
|
// change // to /, and escape any spaces in the path
|
|
std::string cmSystemTools::ConvertToUnixOutputPath(const char* path)
|
|
{
|
|
std::string ret = path;
|
|
|
|
// remove // except at the beginning might be a cygwin drive
|
|
std::string::size_type pos = 1;
|
|
while((pos = ret.find("//", pos)) != std::string::npos)
|
|
{
|
|
ret.erase(pos, 1);
|
|
}
|
|
// now escape spaces if there is a space in the path
|
|
if(ret.find(" ") != std::string::npos)
|
|
{
|
|
std::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;
|
|
}
|
|
|
|
|
|
|
|
std::string cmSystemTools::EscapeSpaces(const char* str)
|
|
{
|
|
#if defined(_WIN32) && !defined(__CYGWIN__)
|
|
std::string result;
|
|
|
|
// if there are spaces
|
|
std::string temp = str;
|
|
if (temp.find(" ") != std::string::npos &&
|
|
temp.find("\"")==std::string::npos)
|
|
{
|
|
result = "\"";
|
|
result += str;
|
|
result += "\"";
|
|
return result;
|
|
}
|
|
return str;
|
|
#else
|
|
std::string result = "";
|
|
for(const char* ch = str; *ch != '\0'; ++ch)
|
|
{
|
|
if(*ch == ' ')
|
|
{
|
|
result += '\\';
|
|
}
|
|
result += *ch;
|
|
}
|
|
return result;
|
|
#endif
|
|
}
|
|
|
|
std::string cmSystemTools::ConvertToOutputPath(const char* path)
|
|
{
|
|
#if defined(_WIN32) && !defined(__CYGWIN__)
|
|
return cmSystemTools::ConvertToWindowsOutputPath(path);
|
|
#else
|
|
return cmSystemTools::ConvertToUnixOutputPath(path);
|
|
#endif
|
|
}
|
|
|
|
|
|
// remove double slashes not at the start
|
|
std::string cmSystemTools::ConvertToWindowsOutputPath(const char* path)
|
|
{
|
|
std::string ret = path;
|
|
std::string::size_type pos = 0;
|
|
// first convert all of the slashes
|
|
while((pos = ret.find('/', pos)) != std::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)) != std::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(" ") != std::string::npos
|
|
&& ret[0] != '\"')
|
|
{
|
|
std::string result;
|
|
result = "\"" + ret + "\"";
|
|
ret = result;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
std::string cmSystemTools::RemoveEscapes(const char* s)
|
|
{
|
|
std::string result = "";
|
|
for(const char* ch = s; *ch; ++ch)
|
|
{
|
|
if(*ch == '\\' && *(ch+1) != ';')
|
|
{
|
|
++ch;
|
|
switch (*ch)
|
|
{
|
|
case '\\': result.insert(result.end(), '\\'); break;
|
|
case '"': result.insert(result.end(), '"'); break;
|
|
case ' ': result.insert(result.end(), ' '); break;
|
|
case 't': result.insert(result.end(), '\t'); break;
|
|
case 'n': result.insert(result.end(), '\n'); break;
|
|
case 'r': result.insert(result.end(), '\r'); break;
|
|
case '0': result.insert(result.end(), '\0'); break;
|
|
case '\0':
|
|
{
|
|
cmSystemTools::Error("Trailing backslash in argument:\n", s);
|
|
return result;
|
|
}
|
|
default:
|
|
{
|
|
std::string chStr(1, *ch);
|
|
cmSystemTools::Error("Invalid escape sequence \\", chStr.c_str(),
|
|
"\nin argument ", s);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
result.insert(result.end(), *ch);
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
void cmSystemTools::Error(const char* m1, const char* m2,
|
|
const char* m3, const char* m4)
|
|
{
|
|
std::string message = "CMake Error: ";
|
|
if(m1)
|
|
{
|
|
message += m1;
|
|
}
|
|
if(m2)
|
|
{
|
|
message += m2;
|
|
}
|
|
if(m3)
|
|
{
|
|
message += m3;
|
|
}
|
|
if(m4)
|
|
{
|
|
message += m4;
|
|
}
|
|
cmSystemTools::s_ErrorOccured = true;
|
|
cmSystemTools::Message(message.c_str(),"Error");
|
|
}
|
|
|
|
|
|
void cmSystemTools::SetErrorCallback(ErrorCallback f, void* clientData)
|
|
{
|
|
s_ErrorCallback = f;
|
|
s_ErrorCallbackClientData = clientData;
|
|
}
|
|
|
|
void cmSystemTools::Message(const char* m1, const char *title)
|
|
{
|
|
if(s_DisableMessages)
|
|
{
|
|
return;
|
|
}
|
|
if(s_ErrorCallback)
|
|
{
|
|
(*s_ErrorCallback)(m1, title, s_DisableMessages, s_ErrorCallbackClientData);
|
|
return;
|
|
}
|
|
else
|
|
{
|
|
std::cerr << m1 << std::endl << std::flush;
|
|
}
|
|
|
|
}
|
|
|
|
|
|
bool cmSystemTools::CopyFileIfDifferent(const char* source,
|
|
const char* destination)
|
|
{
|
|
if(cmSystemTools::FilesDiffer(source, destination))
|
|
{
|
|
cmSystemTools::cmCopyFile(source, destination);
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
|
|
bool cmSystemTools::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__)
|
|
std::ifstream finSource(source,
|
|
std::ios::binary | std::ios::in);
|
|
std::ifstream finDestination(destination,
|
|
std::ios::binary | std::ios::in);
|
|
#else
|
|
std::ifstream finSource(source);
|
|
std::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()))
|
|
{
|
|
cmOStringStream msg;
|
|
msg << "FilesDiffer failed to read files (allocated: "
|
|
<< statSource.st_size << ", read source: " << finSource.gcount()
|
|
<< ", read dest: " << finDestination.gcount();
|
|
cmSystemTools::Error(msg.str().c_str());
|
|
delete [] source_buf;
|
|
delete [] dest_buf;
|
|
return false;
|
|
}
|
|
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".
|
|
*/
|
|
void cmSystemTools::cmCopyFile(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.
|
|
|
|
std::string new_destination;
|
|
if(cmSystemTools::FileExists(destination) &&
|
|
cmSystemTools::FileIsDirectory(destination))
|
|
{
|
|
new_destination = destination;
|
|
cmSystemTools::ConvertToUnixSlashes(new_destination);
|
|
new_destination += '/';
|
|
std::string source_name = source;
|
|
new_destination += cmSystemTools::GetFilenameName(source_name);
|
|
destination = new_destination.c_str();
|
|
}
|
|
|
|
// Create destination directory
|
|
|
|
std::string destination_dir = destination;
|
|
destination_dir = cmSystemTools::GetFilenamePath(destination_dir);
|
|
cmSystemTools::MakeDirectory(destination_dir.c_str());
|
|
|
|
// Open files
|
|
|
|
#if defined(_WIN32) || defined(__CYGWIN__)
|
|
std::ifstream fin(source,
|
|
std::ios::binary | std::ios::in);
|
|
#else
|
|
std::ifstream fin(source);
|
|
#endif
|
|
if(!fin)
|
|
{
|
|
int e = errno;
|
|
std::string m = "CopyFile failed to open source file \"";
|
|
m += source;
|
|
m += "\"";
|
|
m += " System Error: ";
|
|
m += strerror(e);
|
|
cmSystemTools::Error(m.c_str());
|
|
return;
|
|
}
|
|
|
|
#if defined(_WIN32) || defined(__CYGWIN__)
|
|
std::ofstream fout(destination,
|
|
std::ios::binary | std::ios::out | std::ios::trunc);
|
|
#else
|
|
std::ofstream fout(destination,
|
|
std::ios::out | std::ios::trunc);
|
|
#endif
|
|
if(!fout)
|
|
{
|
|
int e = errno;
|
|
std::string m = "CopyFile failed to open destination file \"";
|
|
m += destination;
|
|
m += "\"";
|
|
m += " System Error: ";
|
|
m += strerror(e);
|
|
cmSystemTools::Error(m.c_str());
|
|
return;
|
|
}
|
|
|
|
// 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)
|
|
{
|
|
int e = errno;
|
|
std::string m = "CopyFile failed to stat source file \"";
|
|
m += source;
|
|
m += "\"";
|
|
m += " System Error: ";
|
|
m += strerror(e);
|
|
cmSystemTools::Error(m.c_str());
|
|
}
|
|
else if(stat(destination, &statDestination) != 0)
|
|
{
|
|
int e = errno;
|
|
std::string m = "CopyFile failed to stat destination file \"";
|
|
m += source;
|
|
m += "\"";
|
|
m += " System Error: ";
|
|
m += strerror(e);
|
|
cmSystemTools::Error(m.c_str());
|
|
}
|
|
else if(statSource.st_size != statDestination.st_size)
|
|
{
|
|
cmOStringStream msg;
|
|
msg << "CopyFile failed to copy files: source \""
|
|
<< source << "\", size " << statSource.st_size << ", destination \""
|
|
<< destination << "\", size " << statDestination.st_size;
|
|
cmSystemTools::Error(msg.str().c_str());
|
|
}
|
|
}
|
|
|
|
// return true if the file exists
|
|
long int cmSystemTools::ModifiedTime(const char* filename)
|
|
{
|
|
struct stat fs;
|
|
if (stat(filename, &fs) != 0)
|
|
{
|
|
return 0;
|
|
}
|
|
else
|
|
{
|
|
return (long int)fs.st_mtime;
|
|
}
|
|
}
|
|
|
|
|
|
void cmSystemTools::ReportLastSystemError(const char* msg)
|
|
{
|
|
int e = errno;
|
|
std::string m = msg;
|
|
m += ": System Error: ";
|
|
m += strerror(e);
|
|
cmSystemTools::Error(m.c_str());
|
|
}
|
|
|
|
|
|
bool cmSystemTools::RemoveFile(const char* source)
|
|
{
|
|
return unlink(source) != 0 ? false : true;
|
|
}
|
|
|
|
bool cmSystemTools::IsOn(const char* val)
|
|
{
|
|
if (!val)
|
|
{
|
|
return false;
|
|
}
|
|
std::basic_string<char> v = val;
|
|
|
|
for(std::basic_string<char>::iterator c = v.begin();
|
|
c != v.end(); c++)
|
|
{
|
|
*c = toupper(*c);
|
|
}
|
|
return (v == "ON" || v == "1" || v == "YES" || v == "TRUE" || v == "Y");
|
|
}
|
|
|
|
bool cmSystemTools::IsNOTFOUND(const char* val)
|
|
{
|
|
cmRegularExpression reg("-NOTFOUND$");
|
|
if(reg.find(val))
|
|
{
|
|
return true;
|
|
}
|
|
return std::string("NOTFOUND") == val;
|
|
}
|
|
|
|
|
|
bool cmSystemTools::IsOff(const char* val)
|
|
{
|
|
if (!val || strlen(val) == 0)
|
|
{
|
|
return true;
|
|
}
|
|
std::basic_string<char> v = val;
|
|
|
|
for(std::basic_string<char>::iterator c = v.begin();
|
|
c != v.end(); c++)
|
|
{
|
|
*c = toupper(*c);
|
|
}
|
|
return (v == "OFF" || v == "0" || v == "NO" || v == "FALSE" ||
|
|
v == "N" || cmSystemTools::IsNOTFOUND(v.c_str()) || v == "IGNORE");
|
|
}
|
|
|
|
|
|
bool cmSystemTools::RunCommand(const char* command,
|
|
std::string& output,
|
|
const char* dir,
|
|
bool verbose,
|
|
int timeout)
|
|
{
|
|
int dummy;
|
|
return cmSystemTools::RunCommand(command, output, dummy,
|
|
dir, verbose, timeout);
|
|
}
|
|
|
|
#if defined(WIN32) && !defined(__CYGWIN__)
|
|
#include "cmWin32ProcessExecution.h"
|
|
// use this for shell commands like echo and dir
|
|
bool RunCommandViaWin32(const char* command,
|
|
const char* dir,
|
|
std::string& output,
|
|
int& retVal,
|
|
bool verbose,
|
|
int timeout)
|
|
{
|
|
#if defined(__BORLANDC__)
|
|
return cmWin32ProcessExecution::BorlandRunCommand(command, dir, output,
|
|
retVal,
|
|
verbose, timeout,
|
|
cmSystemTools::GetRunCommandHideConsole());
|
|
#else // Visual studio
|
|
::SetLastError(ERROR_SUCCESS);
|
|
if ( ! command )
|
|
{
|
|
cmSystemTools::Error("No command specified");
|
|
return false;
|
|
}
|
|
|
|
cmWin32ProcessExecution resProc;
|
|
if(cmSystemTools::GetRunCommandHideConsole())
|
|
{
|
|
resProc.SetHideWindows(true);
|
|
}
|
|
|
|
if ( cmSystemTools::GetWindows9xComspecSubstitute() )
|
|
{
|
|
resProc.SetConsoleSpawn(cmSystemTools::GetWindows9xComspecSubstitute() );
|
|
}
|
|
if ( !resProc.StartProcess(command, dir, verbose) )
|
|
{
|
|
std::cout << "Problem starting command" << std::endl;
|
|
return false;
|
|
}
|
|
resProc.Wait(timeout);
|
|
output = resProc.GetOutput();
|
|
retVal = resProc.GetExitValue();
|
|
return true;
|
|
#endif
|
|
}
|
|
|
|
// use this for shell commands like echo and dir
|
|
bool RunCommandViaSystem(const char* command,
|
|
const char* dir,
|
|
std::string& output,
|
|
int& retVal,
|
|
bool verbose)
|
|
{
|
|
std::cout << "@@ " << command << std::endl;
|
|
|
|
std::string commandInDir;
|
|
if(dir)
|
|
{
|
|
commandInDir = "cd ";
|
|
commandInDir += cmSystemTools::ConvertToOutputPath(dir);
|
|
commandInDir += " && ";
|
|
commandInDir += command;
|
|
}
|
|
else
|
|
{
|
|
commandInDir = command;
|
|
}
|
|
command = commandInDir.c_str();
|
|
std::string commandToFile = command;
|
|
commandToFile += " > ";
|
|
std::string tempFile;
|
|
tempFile += _tempnam(0, "cmake");
|
|
|
|
commandToFile += tempFile;
|
|
retVal = system(commandToFile.c_str());
|
|
std::ifstream fin(tempFile.c_str());
|
|
if(!fin)
|
|
{
|
|
if(verbose)
|
|
{
|
|
std::string errormsg = "RunCommand produced no output: command: \"";
|
|
errormsg += command;
|
|
errormsg += "\"";
|
|
errormsg += "\nOutput file: ";
|
|
errormsg += tempFile;
|
|
cmSystemTools::Error(errormsg.c_str());
|
|
}
|
|
fin.close();
|
|
cmSystemTools::RemoveFile(tempFile.c_str());
|
|
return false;
|
|
}
|
|
bool multiLine = false;
|
|
std::string line;
|
|
while(cmSystemTools::GetLineFromStream(fin, line))
|
|
{
|
|
output += line;
|
|
if(multiLine)
|
|
{
|
|
output += "\n";
|
|
}
|
|
multiLine = true;
|
|
}
|
|
fin.close();
|
|
cmSystemTools::RemoveFile(tempFile.c_str());
|
|
return true;
|
|
}
|
|
|
|
#else // We have popen
|
|
|
|
bool RunCommandViaPopen(const char* command,
|
|
const char* dir,
|
|
std::string& output,
|
|
int& retVal,
|
|
bool verbose,
|
|
int /*timeout*/)
|
|
{
|
|
// if only popen worked on windows.....
|
|
std::string commandInDir;
|
|
if(dir)
|
|
{
|
|
commandInDir = "cd \"";
|
|
commandInDir += dir;
|
|
commandInDir += "\" && ";
|
|
commandInDir += command;
|
|
}
|
|
else
|
|
{
|
|
commandInDir = command;
|
|
}
|
|
commandInDir += " 2>&1";
|
|
command = commandInDir.c_str();
|
|
const int BUFFER_SIZE = 4096;
|
|
char buffer[BUFFER_SIZE];
|
|
if(verbose)
|
|
{
|
|
std::cout << "running " << command << std::endl;
|
|
}
|
|
fflush(stdout);
|
|
fflush(stderr);
|
|
FILE* cpipe = popen(command, "r");
|
|
if(!cpipe)
|
|
{
|
|
return false;
|
|
}
|
|
fgets(buffer, BUFFER_SIZE, cpipe);
|
|
while(!feof(cpipe))
|
|
{
|
|
if(verbose)
|
|
{
|
|
std::cout << buffer << std::flush;
|
|
}
|
|
output += buffer;
|
|
fgets(buffer, BUFFER_SIZE, cpipe);
|
|
}
|
|
|
|
retVal = pclose(cpipe);
|
|
if (WIFEXITED(retVal))
|
|
{
|
|
retVal = WEXITSTATUS(retVal);
|
|
return true;
|
|
}
|
|
if (WIFSIGNALED(retVal))
|
|
{
|
|
retVal = WTERMSIG(retVal);
|
|
cmOStringStream error;
|
|
error << "\nProcess terminated due to ";
|
|
switch (retVal)
|
|
{
|
|
#ifdef SIGKILL
|
|
case SIGKILL:
|
|
error << "SIGKILL";
|
|
break;
|
|
#endif
|
|
#ifdef SIGFPE
|
|
case SIGFPE:
|
|
error << "SIGFPE";
|
|
break;
|
|
#endif
|
|
#ifdef SIGBUS
|
|
case SIGBUS:
|
|
error << "SIGBUS";
|
|
break;
|
|
#endif
|
|
#ifdef SIGSEGV
|
|
case SIGSEGV:
|
|
error << "SIGSEGV";
|
|
break;
|
|
#endif
|
|
default:
|
|
error << "signal " << retVal;
|
|
break;
|
|
}
|
|
output += error.str();
|
|
}
|
|
return false;
|
|
}
|
|
|
|
#endif // endif WIN32 not CYGWIN
|
|
|
|
|
|
// run a command unix uses popen (easy)
|
|
// windows uses system and ShortPath
|
|
bool cmSystemTools::RunCommand(const char* command,
|
|
std::string& output,
|
|
int &retVal,
|
|
const char* dir,
|
|
bool verbose,
|
|
int timeout)
|
|
{
|
|
if(s_DisableRunCommandOutput)
|
|
{
|
|
verbose = false;
|
|
}
|
|
|
|
#if defined(WIN32) && !defined(__CYGWIN__)
|
|
// if the command does not start with a quote, then
|
|
// try to find the program, and if the program can not be
|
|
// found use system to run the command as it must be a built in
|
|
// shell command like echo or dir
|
|
int count = 0;
|
|
if(command[0] == '\"')
|
|
{
|
|
// count the number of quotes
|
|
for(const char* s = command; *s != 0; ++s)
|
|
{
|
|
if(*s == '\"')
|
|
{
|
|
count++;
|
|
if(count > 2)
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
// if there are more than two double quotes use
|
|
// GetShortPathName, the cmd.exe program in windows which
|
|
// is used by system fails to execute if there are more than
|
|
// one set of quotes in the arguments
|
|
if(count > 2)
|
|
{
|
|
cmRegularExpression quoted("^\"([^\"]*)\"[ \t](.*)");
|
|
if(quoted.find(command))
|
|
{
|
|
std::string shortCmd;
|
|
std::string cmd = quoted.match(1);
|
|
std::string args = quoted.match(2);
|
|
if(! cmSystemTools::FileExists(cmd.c_str()) )
|
|
{
|
|
shortCmd = cmd;
|
|
}
|
|
else if(!cmSystemTools::GetShortPath(cmd.c_str(), shortCmd))
|
|
{
|
|
cmSystemTools::Error("GetShortPath failed for " , cmd.c_str());
|
|
return false;
|
|
}
|
|
shortCmd += " ";
|
|
shortCmd += args;
|
|
|
|
//return RunCommandViaSystem(shortCmd.c_str(), dir,
|
|
// output, retVal, verbose);
|
|
//return WindowsRunCommand(shortCmd.c_str(), dir,
|
|
//output, retVal, verbose);
|
|
return RunCommandViaWin32(shortCmd.c_str(), dir,
|
|
output, retVal, verbose, timeout);
|
|
}
|
|
else
|
|
{
|
|
cmSystemTools::Error("Could not parse command line with quotes ",
|
|
command);
|
|
}
|
|
}
|
|
}
|
|
// if there is only one set of quotes or no quotes then just run the command
|
|
//return RunCommandViaSystem(command, dir, output, retVal, verbose);
|
|
//return WindowsRunCommand(command, dir, output, retVal, verbose);
|
|
return ::RunCommandViaWin32(command, dir, output, retVal, verbose, timeout);
|
|
#else
|
|
return ::RunCommandViaPopen(command, dir, output, retVal, verbose, timeout);
|
|
#endif
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
*/
|
|
std::string cmSystemTools::FindFile(const char* name,
|
|
const std::vector<std::string>& userPaths)
|
|
{
|
|
// Add the system search path to our path.
|
|
std::vector<std::string> path = userPaths;
|
|
cmSystemTools::GetPath(path);
|
|
|
|
std::string tryPath;
|
|
for(std::vector<std::string>::const_iterator p = path.begin();
|
|
p != path.end(); ++p)
|
|
{
|
|
tryPath = *p;
|
|
tryPath += "/";
|
|
tryPath += name;
|
|
if(cmSystemTools::FileExists(tryPath.c_str()) &&
|
|
!cmSystemTools::FileIsDirectory(tryPath.c_str()))
|
|
{
|
|
return cmSystemTools::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.
|
|
*/
|
|
std::string cmSystemTools::FindProgram(const char* name,
|
|
const std::vector<std::string>& userPaths,
|
|
bool no_system_path)
|
|
{
|
|
if(!name)
|
|
{
|
|
return "";
|
|
}
|
|
// See if the executable exists as written.
|
|
if(cmSystemTools::FileExists(name) &&
|
|
!cmSystemTools::FileIsDirectory(name))
|
|
{
|
|
return cmSystemTools::CollapseFullPath(name);
|
|
}
|
|
std::string tryPath = name;
|
|
tryPath += cmSystemTools::GetExecutableExtension();
|
|
if(cmSystemTools::FileExists(tryPath.c_str()) &&
|
|
!cmSystemTools::FileIsDirectory(tryPath.c_str()))
|
|
{
|
|
return cmSystemTools::CollapseFullPath(tryPath.c_str());
|
|
}
|
|
|
|
// Add the system search path to our path.
|
|
std::vector<std::string> path = userPaths;
|
|
if (!no_system_path)
|
|
{
|
|
cmSystemTools::GetPath(path);
|
|
}
|
|
|
|
for(std::vector<std::string>::const_iterator p = path.begin();
|
|
p != path.end(); ++p)
|
|
{
|
|
tryPath = *p;
|
|
tryPath += "/";
|
|
tryPath += name;
|
|
if(cmSystemTools::FileExists(tryPath.c_str()) &&
|
|
!cmSystemTools::FileIsDirectory(tryPath.c_str()))
|
|
{
|
|
return cmSystemTools::CollapseFullPath(tryPath.c_str());
|
|
}
|
|
#ifdef _WIN32
|
|
tryPath += ".com";
|
|
if(cmSystemTools::FileExists(tryPath.c_str()) &&
|
|
!cmSystemTools::FileIsDirectory(tryPath.c_str()))
|
|
{
|
|
return cmSystemTools::CollapseFullPath(tryPath.c_str());
|
|
}
|
|
tryPath = *p;
|
|
tryPath += "/";
|
|
tryPath += name;
|
|
#endif
|
|
tryPath += cmSystemTools::GetExecutableExtension();
|
|
if(cmSystemTools::FileExists(tryPath.c_str()) &&
|
|
!cmSystemTools::FileIsDirectory(tryPath.c_str()))
|
|
{
|
|
return cmSystemTools::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.
|
|
*/
|
|
std::string cmSystemTools::FindLibrary(const char* name,
|
|
const std::vector<std::string>& userPaths)
|
|
{
|
|
// See if the executable exists as written.
|
|
if(cmSystemTools::FileExists(name) &&
|
|
!cmSystemTools::FileIsDirectory(name))
|
|
{
|
|
return cmSystemTools::CollapseFullPath(name);
|
|
}
|
|
|
|
// Add the system search path to our path.
|
|
std::vector<std::string> path = userPaths;
|
|
cmSystemTools::GetPath(path);
|
|
|
|
std::string tryPath;
|
|
for(std::vector<std::string>::const_iterator p = path.begin();
|
|
p != path.end(); ++p)
|
|
{
|
|
#if defined(_WIN32) && !defined(__CYGWIN__)
|
|
tryPath = *p;
|
|
tryPath += "/";
|
|
tryPath += name;
|
|
tryPath += ".lib";
|
|
if(cmSystemTools::FileExists(tryPath.c_str()))
|
|
{
|
|
return cmSystemTools::CollapseFullPath(tryPath.c_str());
|
|
}
|
|
#else
|
|
tryPath = *p;
|
|
tryPath += "/lib";
|
|
tryPath += name;
|
|
tryPath += ".so";
|
|
if(cmSystemTools::FileExists(tryPath.c_str()))
|
|
{
|
|
return cmSystemTools::CollapseFullPath(tryPath.c_str());
|
|
}
|
|
tryPath = *p;
|
|
tryPath += "/lib";
|
|
tryPath += name;
|
|
tryPath += ".a";
|
|
if(cmSystemTools::FileExists(tryPath.c_str()))
|
|
{
|
|
return cmSystemTools::CollapseFullPath(tryPath.c_str());
|
|
}
|
|
tryPath = *p;
|
|
tryPath += "/lib";
|
|
tryPath += name;
|
|
tryPath += ".sl";
|
|
if(cmSystemTools::FileExists(tryPath.c_str()))
|
|
{
|
|
return cmSystemTools::CollapseFullPath(tryPath.c_str());
|
|
}
|
|
tryPath = *p;
|
|
tryPath += "/lib";
|
|
tryPath += name;
|
|
tryPath += ".dylib";
|
|
if(cmSystemTools::FileExists(tryPath.c_str()))
|
|
{
|
|
return cmSystemTools::CollapseFullPath(tryPath.c_str());
|
|
}
|
|
#endif
|
|
}
|
|
|
|
// Couldn't find the library.
|
|
return "";
|
|
}
|
|
|
|
bool cmSystemTools::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 cmSystemTools::ChangeDirectory(const char *dir)
|
|
{
|
|
return Chdir(dir);
|
|
}
|
|
|
|
std::string cmSystemTools::GetCurrentWorkingDirectory()
|
|
{
|
|
char buf[2048];
|
|
std::string path = Getcwd(buf, 2048);
|
|
return path;
|
|
}
|
|
|
|
/**
|
|
* Given the path to a program executable, get the directory part of the path with the
|
|
* file stripped off. If there is no directory part, the empty string is returned.
|
|
*/
|
|
std::string cmSystemTools::GetProgramPath(const char* in_name)
|
|
{
|
|
std::string dir, file;
|
|
cmSystemTools::SplitProgramPath(in_name, dir, file);
|
|
return dir;
|
|
}
|
|
|
|
/**
|
|
* Given the path to a program executable, get the directory part of the path
|
|
* with the file stripped off. If there is no directory part, the empty
|
|
* string is returned.
|
|
*/
|
|
void cmSystemTools::SplitProgramPath(const char* in_name,
|
|
std::string& dir,
|
|
std::string& file,
|
|
bool errorReport)
|
|
{
|
|
dir = in_name;
|
|
file = "";
|
|
cmSystemTools::ConvertToUnixSlashes(dir);
|
|
|
|
if(!cmSystemTools::FileIsDirectory(dir.c_str()))
|
|
{
|
|
std::string::size_type slashPos = dir.rfind("/");
|
|
if(slashPos != std::string::npos)
|
|
{
|
|
file = dir.substr(slashPos+1);
|
|
dir = dir.substr(0, slashPos);
|
|
}
|
|
else
|
|
{
|
|
file = dir;
|
|
dir = "";
|
|
}
|
|
}
|
|
if((dir != "") && !cmSystemTools::FileIsDirectory(dir.c_str()))
|
|
{
|
|
std::string oldDir = in_name;
|
|
cmSystemTools::ConvertToUnixSlashes(oldDir);
|
|
if(errorReport)
|
|
{
|
|
cmSystemTools::Error("Error splitting file name off end of path:\n",
|
|
oldDir.c_str(), "\nDirectory not found: ",
|
|
dir.c_str());
|
|
}
|
|
|
|
dir = in_name;
|
|
return;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Given a path to a file or directory, convert it to a full path.
|
|
* This collapses away relative paths relative to the cwd argument
|
|
* (which defaults to the current working directory). The full path
|
|
* is returned.
|
|
*/
|
|
std::string cmSystemTools::CollapseFullPath(const char* in_relative)
|
|
{
|
|
return cmSystemTools::CollapseFullPath(in_relative, 0);
|
|
}
|
|
|
|
std::string cmSystemTools::CollapseFullPath(const char* in_relative,
|
|
const char* in_base)
|
|
{
|
|
std::string dir, file;
|
|
cmSystemTools::SplitProgramPath(in_relative, dir, file, false);
|
|
|
|
// Save original working directory.
|
|
std::string orig = cmSystemTools::GetCurrentWorkingDirectory();
|
|
|
|
// Change to base of relative path.
|
|
if(in_base)
|
|
{
|
|
Chdir(in_base);
|
|
}
|
|
|
|
#ifdef _WIN32
|
|
// Follow relative path.
|
|
if(dir != "")
|
|
{
|
|
Chdir(dir.c_str());
|
|
}
|
|
|
|
// Get the resulting directory.
|
|
std::string newDir = cmSystemTools::GetCurrentWorkingDirectory();
|
|
|
|
// Add the file back on to the directory.
|
|
cmSystemTools::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.
|
|
std::string newDir;
|
|
if(dir != "")
|
|
{
|
|
realpath(dir.c_str(), resolved_name);
|
|
newDir = resolved_name;
|
|
}
|
|
else
|
|
{
|
|
newDir = cmSystemTools::GetCurrentWorkingDirectory();
|
|
}
|
|
#endif
|
|
|
|
// Restore original working directory.
|
|
Chdir(orig.c_str());
|
|
|
|
// Construct and return the full path.
|
|
std::string newPath = newDir;
|
|
if(file != "")
|
|
{
|
|
newPath += "/";
|
|
newPath += file;
|
|
}
|
|
return newPath;
|
|
}
|
|
|
|
bool cmSystemTools::Split(const char* str, std::vector<cmStdString>& lines)
|
|
{
|
|
std::string data(str);
|
|
std::string::size_type lpos = 0;
|
|
while(lpos < data.length())
|
|
{
|
|
std::string::size_type rpos = data.find_first_of("\n", lpos);
|
|
if(rpos == std::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.
|
|
*/
|
|
std::string cmSystemTools::GetFilenamePath(const std::string& filename)
|
|
{
|
|
std::string fn = filename;
|
|
cmSystemTools::ConvertToUnixSlashes(fn);
|
|
|
|
std::string::size_type slash_pos = fn.rfind("/");
|
|
if(slash_pos != std::string::npos)
|
|
{
|
|
return fn.substr(0, slash_pos);
|
|
}
|
|
else
|
|
{
|
|
return "";
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* Return file name of a full filename (i.e. file name without path).
|
|
*/
|
|
std::string cmSystemTools::GetFilenameName(const std::string& filename)
|
|
{
|
|
std::string fn = filename;
|
|
cmSystemTools::ConvertToUnixSlashes(fn);
|
|
|
|
std::string::size_type slash_pos = fn.rfind("/");
|
|
if(slash_pos != std::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)
|
|
*/
|
|
std::string cmSystemTools::GetFilenameExtension(const std::string& filename)
|
|
{
|
|
std::string name = cmSystemTools::GetFilenameName(filename);
|
|
std::string::size_type dot_pos = name.find(".");
|
|
if(dot_pos != std::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)
|
|
*/
|
|
std::string cmSystemTools::GetFilenameWithoutExtension(const std::string& filename)
|
|
{
|
|
std::string name = cmSystemTools::GetFilenameName(filename);
|
|
std::string::size_type dot_pos = name.find(".");
|
|
if(dot_pos != std::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)
|
|
*/
|
|
std::string
|
|
cmSystemTools::GetFilenameWithoutLastExtension(const std::string& filename)
|
|
{
|
|
std::string name = cmSystemTools::GetFilenameName(filename);
|
|
std::string::size_type dot_pos = name.rfind(".");
|
|
if(dot_pos != std::string::npos)
|
|
{
|
|
return name.substr(0, dot_pos);
|
|
}
|
|
else
|
|
{
|
|
return name;
|
|
}
|
|
}
|
|
|
|
bool cmSystemTools::FileIsFullPath(const char* in_name)
|
|
{
|
|
std::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;
|
|
}
|
|
|
|
void cmSystemTools::Glob(const char *directory, const char *regexp,
|
|
std::vector<std::string>& files)
|
|
{
|
|
cmDirectory d;
|
|
cmRegularExpression reg(regexp);
|
|
|
|
if (d.Load(directory))
|
|
{
|
|
size_t numf;
|
|
unsigned int i;
|
|
numf = d.GetNumberOfFiles();
|
|
for (i = 0; i < numf; i++)
|
|
{
|
|
std::string fname = d.GetFile(i);
|
|
if (reg.find(fname))
|
|
{
|
|
files.push_back(fname);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
void cmSystemTools::GlobDirs(const char *fullPath,
|
|
std::vector<std::string>& files)
|
|
{
|
|
std::string path = fullPath;
|
|
std::string::size_type pos = path.find("/*");
|
|
if(pos == std::string::npos)
|
|
{
|
|
files.push_back(fullPath);
|
|
return;
|
|
}
|
|
std::string startPath = path.substr(0, pos);
|
|
std::string finishPath = path.substr(pos+2);
|
|
|
|
cmDirectory d;
|
|
if (d.Load(startPath.c_str()))
|
|
{
|
|
for (unsigned int i = 0; i < d.GetNumberOfFiles(); ++i)
|
|
{
|
|
if((std::string(d.GetFile(i)) != ".")
|
|
&& (std::string(d.GetFile(i)) != ".."))
|
|
{
|
|
std::string fname = startPath;
|
|
fname +="/";
|
|
fname += d.GetFile(i);
|
|
if(cmSystemTools::FileIsDirectory(fname.c_str()))
|
|
{
|
|
fname += finishPath;
|
|
cmSystemTools::GlobDirs(fname.c_str(), files);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
void cmSystemTools::ExpandList(std::vector<std::string> const& arguments,
|
|
std::vector<std::string>& newargs)
|
|
{
|
|
std::vector<std::string>::const_iterator i;
|
|
for(i = arguments.begin();i != arguments.end(); ++i)
|
|
{
|
|
cmSystemTools::ExpandListArgument(*i, newargs);
|
|
}
|
|
}
|
|
|
|
void cmSystemTools::ExpandListArgument(const std::string& arg,
|
|
std::vector<std::string>& newargs)
|
|
{
|
|
std::string newarg;
|
|
// If argument is empty, it is an empty list.
|
|
if(arg.length() == 0)
|
|
{
|
|
return;
|
|
}
|
|
// if there are no ; in the name then just copy the current string
|
|
if(arg.find(';') == std::string::npos)
|
|
{
|
|
newargs.push_back(arg);
|
|
}
|
|
else
|
|
{
|
|
std::string::size_type start = 0;
|
|
std::string::size_type endpos = 0;
|
|
const std::string::size_type size = arg.size();
|
|
// break up ; separated sections of the string into separate strings
|
|
while(endpos != size)
|
|
{
|
|
endpos = arg.find(';', start);
|
|
if(endpos == std::string::npos)
|
|
{
|
|
endpos = arg.size();
|
|
}
|
|
else
|
|
{
|
|
// skip right over escaped ; ( \; )
|
|
while((endpos != std::string::npos)
|
|
&& (endpos > 0)
|
|
&& ((arg)[endpos-1] == '\\') )
|
|
{
|
|
endpos = arg.find(';', endpos+1);
|
|
}
|
|
if(endpos == std::string::npos)
|
|
{
|
|
endpos = arg.size();
|
|
}
|
|
}
|
|
std::string::size_type len = endpos - start;
|
|
if (len > 0)
|
|
{
|
|
// check for a closing ] after the start position
|
|
if(arg.find('[', start) == std::string::npos)
|
|
{
|
|
// if there is no [ in the string then keep it
|
|
newarg = arg.substr(start, len);
|
|
}
|
|
else
|
|
{
|
|
int opencount = 0;
|
|
int closecount = 0;
|
|
for(std::string::size_type j = start; j < endpos; ++j)
|
|
{
|
|
if(arg.at(j) == '[')
|
|
{
|
|
++opencount;
|
|
}
|
|
else if (arg.at(j) == ']')
|
|
{
|
|
++closecount;
|
|
}
|
|
}
|
|
if(opencount != closecount)
|
|
{
|
|
// skip this one
|
|
endpos = arg.find(';', endpos+1);
|
|
if(endpos == std::string::npos)
|
|
{
|
|
endpos = arg.size();
|
|
}
|
|
len = endpos - start;
|
|
}
|
|
newarg = arg.substr(start, len);
|
|
}
|
|
std::string::size_type pos = newarg.find("\\;");
|
|
if(pos != std::string::npos)
|
|
{
|
|
newarg.erase(pos, 1);
|
|
}
|
|
newargs.push_back(newarg);
|
|
}
|
|
start = endpos+1;
|
|
}
|
|
}
|
|
}
|
|
|
|
bool cmSystemTools::GetShortPath(const char* path, std::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)
|
|
{
|
|
if(ret < size)
|
|
{
|
|
LPVOID lpMsgBuf;
|
|
FormatMessage(
|
|
FORMAT_MESSAGE_ALLOCATE_BUFFER |
|
|
FORMAT_MESSAGE_FROM_SYSTEM |
|
|
FORMAT_MESSAGE_IGNORE_INSERTS,
|
|
NULL,
|
|
GetLastError(),
|
|
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language
|
|
(LPTSTR) &lpMsgBuf,
|
|
0,
|
|
NULL
|
|
);
|
|
cmSystemTools::Error((LPCTSTR)lpMsgBuf);
|
|
LocalFree( lpMsgBuf );
|
|
}
|
|
cmSystemTools::Error("Unable to get a short path: ", path);
|
|
delete [] tempPath;
|
|
return false;
|
|
}
|
|
else
|
|
{
|
|
shortPath = buffer;
|
|
delete [] buffer;
|
|
delete [] tempPath;
|
|
return true;
|
|
}
|
|
#else
|
|
shortPath = path;
|
|
return true;
|
|
#endif
|
|
}
|
|
|
|
bool cmSystemTools::SimpleGlob(const std::string& glob,
|
|
std::vector<std::string>& files,
|
|
int type /* = 0 */)
|
|
{
|
|
files.clear();
|
|
if ( glob[glob.size()-1] != '*' )
|
|
{
|
|
return false;
|
|
}
|
|
std::string path = cmSystemTools::GetFilenamePath(glob);
|
|
std::string ppath = cmSystemTools::GetFilenameName(glob);
|
|
ppath = ppath.substr(0, ppath.size()-1);
|
|
if ( path.size() == 0 )
|
|
{
|
|
path = "/";
|
|
}
|
|
|
|
bool res = false;
|
|
cmDirectory d;
|
|
if (d.Load(path.c_str()))
|
|
{
|
|
for (unsigned int i = 0; i < d.GetNumberOfFiles(); ++i)
|
|
{
|
|
if((std::string(d.GetFile(i)) != ".")
|
|
&& (std::string(d.GetFile(i)) != ".."))
|
|
{
|
|
std::string fname = path;
|
|
if ( path[path.size()-1] != '/' )
|
|
{
|
|
fname +="/";
|
|
}
|
|
fname += d.GetFile(i);
|
|
std::string sfname = d.GetFile(i);
|
|
if ( type > 0 && cmSystemTools::FileIsDirectory(fname.c_str()) )
|
|
{
|
|
continue;
|
|
}
|
|
if ( type < 0 && !cmSystemTools::FileIsDirectory(fname.c_str()) )
|
|
{
|
|
continue;
|
|
}
|
|
if ( sfname.size() >= ppath.size() &&
|
|
sfname.substr(0, ppath.size()) ==
|
|
ppath )
|
|
{
|
|
files.push_back(fname);
|
|
res = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return res;
|
|
}
|
|
|
|
cmSystemTools::FileFormat cmSystemTools::GetFileFormat(const char* cext)
|
|
{
|
|
if ( ! cext || *cext == 0 )
|
|
{
|
|
return cmSystemTools::NO_FILE_FORMAT;
|
|
}
|
|
//std::string ext = cmSystemTools::LowerCase(cext);
|
|
std::string ext = cext;
|
|
if ( ext == "c" || ext == ".c" ) { return cmSystemTools::C_FILE_FORMAT; }
|
|
if (
|
|
ext == "C" || ext == ".C" ||
|
|
ext == "M" || ext == ".M" ||
|
|
ext == "c++" || ext == ".c++" ||
|
|
ext == "cc" || ext == ".cc" ||
|
|
ext == "cpp" || ext == ".cpp" ||
|
|
ext == "cxx" || ext == ".cxx" ||
|
|
ext == "m" || ext == ".m" ||
|
|
ext == "mm" || ext == ".mm"
|
|
) { return cmSystemTools::CXX_FILE_FORMAT; }
|
|
if ( ext == "java" || ext == ".java" ) { return cmSystemTools::JAVA_FILE_FORMAT; }
|
|
if (
|
|
ext == "H" || ext == ".H" ||
|
|
ext == "h" || ext == ".h" ||
|
|
ext == "h++" || ext == ".h++" ||
|
|
ext == "hm" || ext == ".hm" ||
|
|
ext == "hpp" || ext == ".hpp" ||
|
|
ext == "hxx" || ext == ".hxx" ||
|
|
ext == "in" || ext == ".in" ||
|
|
ext == "txx" || ext == ".txx"
|
|
) { return cmSystemTools::HEADER_FILE_FORMAT; }
|
|
if ( ext == "rc" || ext == ".rc" ) { return cmSystemTools::RESOURCE_FILE_FORMAT; }
|
|
if ( ext == "def" || ext == ".def" ) { return cmSystemTools::DEFINITION_FILE_FORMAT; }
|
|
if ( ext == "lib" || ext == ".lib" ||
|
|
ext == "a" || ext == ".a") { return cmSystemTools::STATIC_LIBRARY_FILE_FORMAT; }
|
|
if ( ext == "o" || ext == ".o" ||
|
|
ext == "obj" || ext == ".obj") { return cmSystemTools::OBJECT_FILE_FORMAT; }
|
|
#ifdef __APPLE__
|
|
if ( ext == "dylib" || ext == ".dylib" )
|
|
{ return cmSystemTools::SHARED_LIBRARY_FILE_FORMAT; }
|
|
if ( ext == "so" || ext == ".so" ||
|
|
ext == "bundle" || ext == ".bundle" )
|
|
{ return cmSystemTools::MODULE_FILE_FORMAT; }
|
|
#else // __APPLE__
|
|
if ( ext == "so" || ext == ".so" ||
|
|
ext == "sl" || ext == ".sl" ||
|
|
ext == "dll" || ext == ".dll" )
|
|
{ return cmSystemTools::SHARED_LIBRARY_FILE_FORMAT; }
|
|
#endif // __APPLE__
|
|
return cmSystemTools::UNKNOWN_FILE_FORMAT;
|
|
}
|
|
|
|
|
|
void cmSystemTools::SplitProgramFromArgs(const char* path,
|
|
std::string& program, std::string& args)
|
|
{
|
|
if(cmSystemTools::FileExists(path))
|
|
{
|
|
program = path;
|
|
args = "";
|
|
return;
|
|
}
|
|
std::vector<std::string> e;
|
|
std::string findProg = cmSystemTools::FindProgram(path, e);
|
|
if(findProg.size())
|
|
{
|
|
program = findProg;
|
|
args = "";
|
|
return;
|
|
}
|
|
std::string dir = path;
|
|
std::string::size_type spacePos = dir.rfind(' ');
|
|
if(spacePos == std::string::npos)
|
|
{
|
|
program = "";
|
|
args = "";
|
|
return;
|
|
}
|
|
while(spacePos != std::string::npos)
|
|
{
|
|
std::string tryProg = dir.substr(0, spacePos);
|
|
if(cmSystemTools::FileExists(tryProg.c_str()))
|
|
{
|
|
program = tryProg;
|
|
args = dir.substr(spacePos, dir.size()-spacePos);
|
|
return;
|
|
}
|
|
findProg = cmSystemTools::FindProgram(tryProg.c_str(), e);
|
|
if(findProg.size())
|
|
{
|
|
program = findProg;
|
|
args = dir.substr(spacePos, dir.size()-spacePos);
|
|
return;
|
|
}
|
|
spacePos = dir.rfind(' ', spacePos--);
|
|
}
|
|
program = "";
|
|
args = "";
|
|
}
|
|
|
|
std::string cmSystemTools::GetCurrentDateTime(const char* format)
|
|
{
|
|
char buf[1024];
|
|
time_t t;
|
|
time(&t);
|
|
strftime(buf, sizeof(buf), format, localtime(&t));
|
|
return buf;
|
|
}
|
|
|
|
std::string cmSystemTools::MakeCindentifier(const char* s)
|
|
{
|
|
std::string str(s);
|
|
if (str.find_first_of("0123456789") == 0)
|
|
{
|
|
str = "_" + str;
|
|
}
|
|
|
|
std::string permited_chars("_"
|
|
"abcdefghijklmnopqrstuvwxyz"
|
|
"ABCDEFGHIJKLMNOPQRSTUVWXYZ"
|
|
"0123456789");
|
|
std::string::size_type pos = 0;
|
|
while ((pos = str.find_first_not_of(permited_chars, pos)) != std::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 cmSystemTools::GetLineFromStream(std::istream& is, std::string& line)
|
|
{
|
|
const int bufferSize = 1024;
|
|
char buffer[bufferSize];
|
|
line = "";
|
|
bool haveData = 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()))
|
|
{
|
|
break;
|
|
}
|
|
|
|
// The fail bit may be set. Clear it.
|
|
is.clear(is.rdstate() & ~std::ios::failbit);
|
|
}
|
|
return haveData;
|
|
}
|
|
|
|
#if defined(_MSC_VER) && defined(_DEBUG)
|
|
# include <crtdbg.h>
|
|
# include <stdio.h>
|
|
# include <stdlib.h>
|
|
static int cmSystemToolsDebugReport(int, char* message, int*)
|
|
{
|
|
fprintf(stderr, message);
|
|
exit(1);
|
|
return 0;
|
|
}
|
|
void cmSystemTools::EnableMSVCDebugHook()
|
|
{
|
|
if(getenv("DART_TEST_FROM_DART"))
|
|
{
|
|
_CrtSetReportHook(cmSystemToolsDebugReport);
|
|
}
|
|
}
|
|
#else
|
|
void cmSystemTools::EnableMSVCDebugHook()
|
|
{
|
|
}
|
|
#endif
|