/*============================================================================ KWSys - Kitware System Library Copyright 2000-2009 Kitware, Inc., Insight Software Consortium Distributed under the OSI-approved BSD License (the "License"); see accompanying file Copyright.txt for details. This software is distributed WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the License for more information. ============================================================================*/ #ifdef __osf__ # define _OSF_SOURCE # define _POSIX_C_SOURCE 199506L # define _XOPEN_SOURCE_EXTENDED #endif #include "kwsysPrivate.h" #include KWSYS_HEADER(RegularExpression.hxx) #include KWSYS_HEADER(SystemTools.hxx) #include KWSYS_HEADER(Directory.hxx) #include KWSYS_HEADER(FStream.hxx) #include KWSYS_HEADER(Encoding.hxx) #include KWSYS_HEADER(ios/iostream) #include KWSYS_HEADER(ios/fstream) #include KWSYS_HEADER(ios/sstream) #include KWSYS_HEADER(stl/set) // Work-around CMake dependency scanning limitation. This must // duplicate the above list of headers. #if 0 # include "SystemTools.hxx.in" # include "Directory.hxx.in" # include "FStream.hxx.in" # include "Encoding.hxx.in" # include "kwsys_ios_iostream.h.in" # include "kwsys_ios_fstream.h.in" # include "kwsys_ios_sstream.h.in" #endif #ifdef _MSC_VER # pragma warning (disable: 4786) #endif #if defined(__sgi) && !defined(__GNUC__) # pragma set woff 1375 /* base class destructor not virtual */ #endif #include #include #ifdef __QNX__ # include /* for malloc/free on QNX */ #endif #include #include #include #include #include // support for realpath call #ifndef _WIN32 #include #include #include #include #include #include #include #ifndef __VMS #include #include #endif #include /* sigprocmask */ #endif // Windows API. #if defined(_WIN32) # include # ifndef INVALID_FILE_ATTRIBUTES # define INVALID_FILE_ATTRIBUTES ((DWORD)-1) # endif #elif defined (__CYGWIN__) # include # undef _WIN32 #endif #if !KWSYS_CXX_HAS_ENVIRON_IN_STDLIB_H extern char **environ; #endif #ifdef __CYGWIN__ # include #endif // getpwnam doesn't exist on Windows and Cray Xt3/Catamount // same for TIOCGWINSZ #if defined(_WIN32) || defined (__LIBCATAMOUNT__) # undef HAVE_GETPWNAM # undef HAVE_TTY_INFO #else # define HAVE_GETPWNAM 1 # define HAVE_TTY_INFO 1 #endif #define VTK_URL_PROTOCOL_REGEX "([a-zA-Z0-9]*)://(.*)" #define VTK_URL_REGEX "([a-zA-Z0-9]*)://(([A-Za-z0-9]+)(:([^:@]+))?@)?([^:@/]+)(:([0-9]+))?/(.+)?" #ifdef _MSC_VER #include #else #include #endif // This is a hack to prevent warnings about these functions being // declared but not referenced. #if defined(__sgi) && !defined(__GNUC__) # include namespace KWSYS_NAMESPACE { class SystemToolsHack { public: enum { Ref1 = sizeof(cfgetospeed(0)), Ref2 = sizeof(cfgetispeed(0)), Ref3 = sizeof(tcgetattr(0, 0)), Ref4 = sizeof(tcsetattr(0, 0, 0)), Ref5 = sizeof(cfsetospeed(0,0)), Ref6 = sizeof(cfsetispeed(0,0)) }; }; } #endif #if defined(_WIN32) && (defined(_MSC_VER) || defined(__WATCOMC__) ||defined(__BORLANDC__) || defined(__MINGW32__)) #include #include #define _unlink unlink #endif /* The maximum length of a file name. */ #if defined(PATH_MAX) # define KWSYS_SYSTEMTOOLS_MAXPATH PATH_MAX #elif defined(MAXPATHLEN) # define KWSYS_SYSTEMTOOLS_MAXPATH MAXPATHLEN #else # define KWSYS_SYSTEMTOOLS_MAXPATH 16384 #endif #if defined(__WATCOMC__) #include #define _mkdir mkdir #define _rmdir rmdir #define _getcwd getcwd #define _chdir chdir #endif #if defined(__BEOS__) && !defined(__ZETA__) #include #include // BeOS 5 doesn't have usleep(), but it has snooze(), which is identical. static inline void usleep(unsigned int msec) { ::snooze(msec); } // BeOS 5 also doesn't have realpath(), but its C++ API offers something close. static inline char *realpath(const char *path, char *resolved_path) { const size_t maxlen = KWSYS_SYSTEMTOOLS_MAXPATH; snprintf(resolved_path, maxlen, "%s", path); BPath normalized(resolved_path, NULL, true); const char *resolved = normalized.Path(); if (resolved != NULL) // NULL == No such file. { if (snprintf(resolved_path, maxlen, "%s", resolved) < maxlen) { return resolved_path; } } return NULL; // something went wrong. } #endif #ifdef _WIN32 static time_t windows_filetime_to_posix_time(const FILETIME& ft) { LARGE_INTEGER date; date.HighPart = ft.dwHighDateTime; date.LowPart = ft.dwLowDateTime; // removes the diff between 1970 and 1601 date.QuadPart -= ((LONGLONG)(369 * 365 + 89) * 24 * 3600 * 10000000); // converts back from 100-nanoseconds to seconds return date.QuadPart / 10000000; } #endif #if defined(_WIN32) && (defined(_MSC_VER) || defined(__WATCOMC__) || defined(__BORLANDC__) || defined(__MINGW32__)) #include inline int Mkdir(const kwsys_stl::string& dir) { return _wmkdir( KWSYS_NAMESPACE::SystemTools::ConvertToWindowsExtendedPath(dir).c_str()); } inline int Rmdir(const kwsys_stl::string& dir) { return _wrmdir( KWSYS_NAMESPACE::SystemTools::ConvertToWindowsExtendedPath(dir).c_str()); } inline const char* Getcwd(char* buf, unsigned int len) { std::vector w_buf(len); if(const wchar_t* ret = _wgetcwd(&w_buf[0], len)) { // make sure the drive letter is capital if(wcslen(&w_buf[0]) > 1 && w_buf[1] == L':') { w_buf[0] = towupper(w_buf[0]); } std::string tmp = KWSYS_NAMESPACE::Encoding::ToNarrow(&w_buf[0]); strcpy(buf, tmp.c_str()); return buf; } return 0; } inline int Chdir(const kwsys_stl::string& dir) { #if defined(__BORLANDC__) return chdir(dir.c_str()); #else return _wchdir(KWSYS_NAMESPACE::Encoding::ToWide(dir).c_str()); #endif } inline void Realpath(const kwsys_stl::string& path, kwsys_stl::string & resolved_path) { kwsys_stl::wstring tmp = KWSYS_NAMESPACE::Encoding::ToWide(path); wchar_t *ptemp; wchar_t fullpath[MAX_PATH]; if( GetFullPathNameW(tmp.c_str(), sizeof(fullpath)/sizeof(fullpath[0]), fullpath, &ptemp) ) { resolved_path = KWSYS_NAMESPACE::Encoding::ToNarrow(fullpath); KWSYS_NAMESPACE::SystemTools::ConvertToUnixSlashes(resolved_path); } else { resolved_path = path; } } #else #include #include #include inline int Mkdir(const kwsys_stl::string& dir) { return mkdir(dir.c_str(), 00777); } inline int Rmdir(const kwsys_stl::string& dir) { return rmdir(dir.c_str()); } inline const char* Getcwd(char* buf, unsigned int len) { return getcwd(buf, len); } inline int Chdir(const kwsys_stl::string& dir) { return chdir(dir.c_str()); } inline void Realpath(const kwsys_stl::string& path, kwsys_stl::string & resolved_path) { char resolved_name[KWSYS_SYSTEMTOOLS_MAXPATH]; char *ret = realpath(path.c_str(), resolved_name); if(ret) { resolved_path = ret; } else { // if path resolution fails, return what was passed in resolved_path = path; } } #endif #if !defined(_WIN32) && defined(__COMO__) // Hack for como strict mode to avoid defining _SVID_SOURCE or _BSD_SOURCE. extern "C" { extern FILE *popen (__const char *__command, __const char *__modes) __THROW; extern int pclose (FILE *__stream) __THROW; extern char *realpath (__const char *__restrict __name, char *__restrict __resolved) __THROW; extern char *strdup (__const char *__s) __THROW; extern int putenv (char *__string) __THROW; } #endif namespace KWSYS_NAMESPACE { double SystemTools::GetTime(void) { #if defined(_WIN32) && !defined(__CYGWIN__) FILETIME ft; GetSystemTimeAsFileTime(&ft); return (429.4967296*ft.dwHighDateTime + 0.0000001*ft.dwLowDateTime - 11644473600.0); #else struct timeval t; gettimeofday(&t, 0); return 1.0*double(t.tv_sec) + 0.000001*double(t.tv_usec); #endif } class SystemToolsTranslationMap : public kwsys_stl::map { }; // adds the elements of the env variable path to the arg passed in void SystemTools::GetPath(kwsys_stl::vector& path, const char* env) { #if defined(_WIN32) && !defined(__CYGWIN__) const char pathSep = ';'; #else const char pathSep = ':'; #endif if(!env) { env = "PATH"; } const char* cpathEnv = SystemTools::GetEnv(env); if ( !cpathEnv ) { return; } kwsys_stl::string pathEnv = cpathEnv; // A hack to make the below algorithm work. if(!pathEnv.empty() && *pathEnv.rbegin() != pathSep) { pathEnv += pathSep; } kwsys_stl::string::size_type start =0; bool done = false; while(!done) { kwsys_stl::string::size_type endpos = pathEnv.find(pathSep, start); if(endpos != kwsys_stl::string::npos) { path.push_back(pathEnv.substr(start, endpos-start)); start = endpos+1; } else { done = true; } } for(kwsys_stl::vector::iterator i = path.begin(); i != path.end(); ++i) { SystemTools::ConvertToUnixSlashes(*i); } } const char* SystemTools::GetEnv(const char* key) { return getenv(key); } bool SystemTools::GetEnv(const char* key, kwsys_stl::string& result) { const char* v = getenv(key); if(v) { result = v; return true; } else { return false; } } //---------------------------------------------------------------------------- #if defined(__CYGWIN__) || defined(__GLIBC__) # define KWSYS_PUTENV_NAME /* putenv("A") removes A. */ #elif defined(_WIN32) # define KWSYS_PUTENV_EMPTY /* putenv("A=") removes A. */ #endif #if KWSYS_CXX_HAS_UNSETENV /* unsetenv("A") removes A from the environment. On older platforms it returns void instead of int. */ static int kwsysUnPutEnv(const char* env) { if(const char* eq = strchr(env, '=')) { std::string name(env, eq-env); unsetenv(name.c_str()); } else { unsetenv(env); } return 0; } #elif defined(KWSYS_PUTENV_EMPTY) || defined(KWSYS_PUTENV_NAME) /* putenv("A=") or putenv("A") removes A from the environment. */ static int kwsysUnPutEnv(const char* env) { int err = 0; const char* eq = strchr(env, '='); size_t const len = eq? (size_t)(eq-env) : strlen(env); # ifdef KWSYS_PUTENV_EMPTY size_t const sz = len + 2; # else size_t const sz = len + 1; # endif char local_buf[256]; char* buf = sz > sizeof(local_buf) ? (char*)malloc(sz) : local_buf; if(!buf) { return -1; } strncpy(buf, env, len); # ifdef KWSYS_PUTENV_EMPTY buf[len] = '='; buf[len+1] = 0; if(putenv(buf) < 0) { err = errno; } # else buf[len] = 0; if(putenv(buf) < 0 && errno != EINVAL) { err = errno; } # endif if(buf != local_buf) { free(buf); } if(err) { errno = err; return -1; } return 0; } #else /* Manipulate the "environ" global directly. */ static int kwsysUnPutEnv(const char* env) { const char* eq = strchr(env, '='); size_t const len = eq? (size_t)(eq-env) : strlen(env); int in = 0; int out = 0; while(environ[in]) { if(strlen(environ[in]) > len && environ[in][len] == '=' && strncmp(env, environ[in], len) == 0) { ++in; } else { environ[out++] = environ[in++]; } } while(out < in) { environ[out++] = 0; } return 0; } #endif //---------------------------------------------------------------------------- #if KWSYS_CXX_HAS_SETENV /* setenv("A", "B", 1) will set A=B in the environment and makes its own copies of the strings. */ bool SystemTools::PutEnv(const char* env) { if(const char* eq = strchr(env, '=')) { std::string name(env, eq-env); return setenv(name.c_str(), eq+1, 1) == 0; } else { return kwsysUnPutEnv(env) == 0; } } bool SystemTools::UnPutEnv(const char* env) { return kwsysUnPutEnv(env) == 0; } #else /* putenv("A=B") will set A=B in the environment. Most putenv implementations put their argument directly in the environment. They never free the memory on program exit. Keep an active set of pointers to memory we allocate and pass to putenv, one per environment key. At program exit remove any environment values that may still reference memory we allocated. Then free the memory. This will not affect any environment values we never set. */ # ifdef __INTEL_COMPILER # pragma warning disable 444 /* base has non-virtual destructor */ # endif /* Order by environment key only (VAR from VAR=VALUE). */ struct kwsysEnvCompare { bool operator() (const char* l, const char* r) const { const char* leq = strchr(l, '='); const char* req = strchr(r, '='); size_t llen = leq? (leq-l) : strlen(l); size_t rlen = req? (req-r) : strlen(r); if(llen == rlen) { return strncmp(l,r,llen) < 0; } else { return strcmp(l,r) < 0; } } }; class kwsysEnv: public kwsys_stl::set { class Free { const char* Env; public: Free(const char* env): Env(env) {} ~Free() { free(const_cast(this->Env)); } }; public: typedef kwsys_stl::set derived; ~kwsysEnv() { for(derived::iterator i = this->begin(); i != this->end(); ++i) { kwsysUnPutEnv(*i); free(const_cast(*i)); } } const char* Release(const char* env) { const char* old = 0; derived::iterator i = this->find(env); if(i != this->end()) { old = *i; this->erase(i); } return old; } bool Put(const char* env) { Free oldEnv(this->Release(env)); static_cast(oldEnv); char* newEnv = strdup(env); this->insert(newEnv); return putenv(newEnv) == 0; } bool UnPut(const char* env) { Free oldEnv(this->Release(env)); static_cast(oldEnv); return kwsysUnPutEnv(env) == 0; } }; static kwsysEnv kwsysEnvInstance; bool SystemTools::PutEnv(const char* env) { return kwsysEnvInstance.Put(env); } bool SystemTools::UnPutEnv(const char* env) { return kwsysEnvInstance.UnPut(env); } #endif //---------------------------------------------------------------------------- const char* SystemTools::GetExecutableExtension() { #if defined(_WIN32) || defined(__CYGWIN__) || defined(__VMS) return ".exe"; #else return ""; #endif } FILE* SystemTools::Fopen(const kwsys_stl::string& file, const char* mode) { #ifdef _WIN32 return _wfopen(SystemTools::ConvertToWindowsExtendedPath(file).c_str(), Encoding::ToWide(mode).c_str()); #else return fopen(file.c_str(), mode); #endif } bool SystemTools::MakeDirectory(const char* path) { if(!path) { return false; } return SystemTools::MakeDirectory(kwsys_stl::string(path)); } bool SystemTools::MakeDirectory(const kwsys_stl::string& path) { if(SystemTools::FileExists(path)) { return SystemTools::FileIsDirectory(path); } if(path.empty()) { return false; } kwsys_stl::string dir = path; SystemTools::ConvertToUnixSlashes(dir); kwsys_stl::string::size_type pos = 0; kwsys_stl::string topdir; while((pos = dir.find('/', pos)) != kwsys_stl::string::npos) { topdir = dir.substr(0, pos); Mkdir(topdir); pos++; } topdir = dir; if(Mkdir(topdir) != 0) { // There is a bug in the Borland Run time library which makes MKDIR // return EACCES when it should return EEXISTS // if it is some other error besides directory exists // then return false if( (errno != EEXIST) #ifdef __BORLANDC__ && (errno != EACCES) #endif ) { return false; } } return true; } // replace replace with with as many times as it shows up in source. // write the result into source. void SystemTools::ReplaceString(kwsys_stl::string& source, const char* replace, const char* with) { const char *src = source.c_str(); char *searchPos = const_cast(strstr(src,replace)); // get out quick if string is not found if (!searchPos) { return; } // perform replacements until done size_t replaceSize = strlen(replace); // do while hangs if replaceSize is 0 if(replaceSize == 0) { return; } char *orig = strdup(src); char *currentPos = orig; searchPos = searchPos - src + orig; // initialize the result source.erase(source.begin(),source.end()); do { *searchPos = '\0'; source += currentPos; currentPos = searchPos + replaceSize; // replace source += with; searchPos = strstr(currentPos,replace); } while (searchPos); // copy any trailing text source += currentPos; free(orig); } #if defined(KEY_WOW64_32KEY) && defined(KEY_WOW64_64KEY) # define KWSYS_ST_KEY_WOW64_32KEY KEY_WOW64_32KEY # define KWSYS_ST_KEY_WOW64_64KEY KEY_WOW64_64KEY #else # define KWSYS_ST_KEY_WOW64_32KEY 0x0200 # define KWSYS_ST_KEY_WOW64_64KEY 0x0100 #endif #if defined(_WIN32) && !defined(__CYGWIN__) static bool SystemToolsParseRegistryKey(const char* key, HKEY& primaryKey, kwsys_stl::string& second, kwsys_stl::string& valuename) { kwsys_stl::string primary = key; size_t start = primary.find("\\"); if (start == kwsys_stl::string::npos) { return false; } size_t valuenamepos = primary.find(";"); if (valuenamepos != kwsys_stl::string::npos) { valuename = primary.substr(valuenamepos+1); } second = primary.substr(start+1, valuenamepos-start-1); primary = primary.substr(0, start); if (primary == "HKEY_CURRENT_USER") { primaryKey = HKEY_CURRENT_USER; } if (primary == "HKEY_CURRENT_CONFIG") { primaryKey = HKEY_CURRENT_CONFIG; } if (primary == "HKEY_CLASSES_ROOT") { primaryKey = HKEY_CLASSES_ROOT; } if (primary == "HKEY_LOCAL_MACHINE") { primaryKey = HKEY_LOCAL_MACHINE; } if (primary == "HKEY_USERS") { primaryKey = HKEY_USERS; } return true; } static DWORD SystemToolsMakeRegistryMode(DWORD mode, SystemTools::KeyWOW64 view) { // only add the modes when on a system that supports Wow64. static FARPROC wow64p = GetProcAddress(GetModuleHandleW(L"kernel32"), "IsWow64Process"); if(wow64p == NULL) { return mode; } if(view == SystemTools::KeyWOW64_32) { return mode | KWSYS_ST_KEY_WOW64_32KEY; } else if(view == SystemTools::KeyWOW64_64) { return mode | KWSYS_ST_KEY_WOW64_64KEY; } return mode; } #endif #if defined(_WIN32) && !defined(__CYGWIN__) bool SystemTools::GetRegistrySubKeys(const char *key, kwsys_stl::vector& subkeys, KeyWOW64 view) { HKEY primaryKey = HKEY_CURRENT_USER; kwsys_stl::string second; kwsys_stl::string valuename; if (!SystemToolsParseRegistryKey(key, primaryKey, second, valuename)) { return false; } HKEY hKey; if(RegOpenKeyExW(primaryKey, Encoding::ToWide(second).c_str(), 0, SystemToolsMakeRegistryMode(KEY_READ, view), &hKey) != ERROR_SUCCESS) { return false; } else { wchar_t name[1024]; DWORD dwNameSize = sizeof(name)/sizeof(name[0]); DWORD i = 0; while (RegEnumKeyW(hKey, i, name, dwNameSize) == ERROR_SUCCESS) { subkeys.push_back(Encoding::ToNarrow(name)); ++i; } RegCloseKey(hKey); } return true; } #else bool SystemTools::GetRegistrySubKeys(const char *, kwsys_stl::vector&, KeyWOW64) { return false; } #endif // Read a registry value. // Example : // HKEY_LOCAL_MACHINE\SOFTWARE\Python\PythonCore\2.1\InstallPath // => will return the data of the "default" value of the key // HKEY_LOCAL_MACHINE\SOFTWARE\Scriptics\Tcl\8.4;Root // => will return the data of the "Root" value of the key #if defined(_WIN32) && !defined(__CYGWIN__) bool SystemTools::ReadRegistryValue(const char *key, kwsys_stl::string &value, KeyWOW64 view) { bool valueset = false; HKEY primaryKey = HKEY_CURRENT_USER; kwsys_stl::string second; kwsys_stl::string valuename; if (!SystemToolsParseRegistryKey(key, primaryKey, second, valuename)) { return false; } HKEY hKey; if(RegOpenKeyExW(primaryKey, Encoding::ToWide(second).c_str(), 0, SystemToolsMakeRegistryMode(KEY_READ, view), &hKey) != ERROR_SUCCESS) { return false; } else { DWORD dwType, dwSize; dwSize = 1023; wchar_t data[1024]; if(RegQueryValueExW(hKey, Encoding::ToWide(valuename).c_str(), NULL, &dwType, (BYTE *)data, &dwSize) == ERROR_SUCCESS) { if (dwType == REG_SZ) { value = Encoding::ToNarrow(data); valueset = true; } else if (dwType == REG_EXPAND_SZ) { wchar_t expanded[1024]; DWORD dwExpandedSize = sizeof(expanded)/sizeof(expanded[0]); if(ExpandEnvironmentStringsW(data, expanded, dwExpandedSize)) { value = Encoding::ToNarrow(expanded); valueset = true; } } } RegCloseKey(hKey); } return valueset; } #else bool SystemTools::ReadRegistryValue(const char *, kwsys_stl::string &, KeyWOW64) { return false; } #endif // Write a registry value. // Example : // HKEY_LOCAL_MACHINE\SOFTWARE\Python\PythonCore\2.1\InstallPath // => will set the data of the "default" value of the key // HKEY_LOCAL_MACHINE\SOFTWARE\Scriptics\Tcl\8.4;Root // => will set the data of the "Root" value of the key #if defined(_WIN32) && !defined(__CYGWIN__) bool SystemTools::WriteRegistryValue(const char *key, const char *value, KeyWOW64 view) { HKEY primaryKey = HKEY_CURRENT_USER; kwsys_stl::string second; kwsys_stl::string valuename; if (!SystemToolsParseRegistryKey(key, primaryKey, second, valuename)) { return false; } HKEY hKey; DWORD dwDummy; wchar_t lpClass[] = L""; if(RegCreateKeyExW(primaryKey, Encoding::ToWide(second).c_str(), 0, lpClass, REG_OPTION_NON_VOLATILE, SystemToolsMakeRegistryMode(KEY_WRITE, view), NULL, &hKey, &dwDummy) != ERROR_SUCCESS) { return false; } std::wstring wvalue = Encoding::ToWide(value); if(RegSetValueExW(hKey, Encoding::ToWide(valuename).c_str(), 0, REG_SZ, (CONST BYTE *)wvalue.c_str(), (DWORD)(sizeof(wchar_t) * (wvalue.size() + 1))) == ERROR_SUCCESS) { return true; } return false; } #else bool SystemTools::WriteRegistryValue(const char *, const char *, KeyWOW64) { return false; } #endif // Delete a registry value. // Example : // HKEY_LOCAL_MACHINE\SOFTWARE\Python\PythonCore\2.1\InstallPath // => will delete the data of the "default" value of the key // HKEY_LOCAL_MACHINE\SOFTWARE\Scriptics\Tcl\8.4;Root // => will delete the data of the "Root" value of the key #if defined(_WIN32) && !defined(__CYGWIN__) bool SystemTools::DeleteRegistryValue(const char *key, KeyWOW64 view) { HKEY primaryKey = HKEY_CURRENT_USER; kwsys_stl::string second; kwsys_stl::string valuename; if (!SystemToolsParseRegistryKey(key, primaryKey, second, valuename)) { return false; } HKEY hKey; if(RegOpenKeyExW(primaryKey, Encoding::ToWide(second).c_str(), 0, SystemToolsMakeRegistryMode(KEY_WRITE, view), &hKey) != ERROR_SUCCESS) { return false; } else { if(RegDeleteValue(hKey, (LPTSTR)valuename.c_str()) == ERROR_SUCCESS) { RegCloseKey(hKey); return true; } } return false; } #else bool SystemTools::DeleteRegistryValue(const char *, KeyWOW64) { return false; } #endif bool SystemTools::SameFile(const kwsys_stl::string& file1, const kwsys_stl::string& file2) { #ifdef _WIN32 HANDLE hFile1, hFile2; hFile1 = CreateFileW( Encoding::ToWide(file1).c_str(), GENERIC_READ, FILE_SHARE_READ , NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL ); hFile2 = CreateFileW( Encoding::ToWide(file2).c_str(), 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.c_str(), &fileStat1) == 0 && stat(file2.c_str(), &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 } //---------------------------------------------------------------------------- bool SystemTools::FileExists(const char* filename) { if(!filename) { return false; } return SystemTools::FileExists(kwsys_stl::string(filename)); } //---------------------------------------------------------------------------- bool SystemTools::FileExists(const kwsys_stl::string& filename) { if(filename.empty()) { return false; } #if defined(__CYGWIN__) // Convert filename to native windows path if possible. char winpath[MAX_PATH]; if(SystemTools::PathCygwinToWin32(filename.c_str(), winpath)) { return (GetFileAttributesA(winpath) != INVALID_FILE_ATTRIBUTES); } return access(filename.c_str(), R_OK) == 0; #elif defined(_WIN32) return (GetFileAttributesW( SystemTools::ConvertToWindowsExtendedPath(filename).c_str()) != INVALID_FILE_ATTRIBUTES); #else return access(filename.c_str(), R_OK) == 0; #endif } //---------------------------------------------------------------------------- bool SystemTools::FileExists(const char* filename, bool isFile) { if(SystemTools::FileExists(filename)) { // If isFile is set return not FileIsDirectory, // so this will only be true if it is a file return !isFile || !SystemTools::FileIsDirectory(filename); } return false; } //---------------------------------------------------------------------------- bool SystemTools::FileExists(const kwsys_stl::string& filename, bool isFile) { if(SystemTools::FileExists(filename)) { // If isFile is set return not FileIsDirectory, // so this will only be true if it is a file return !isFile || !SystemTools::FileIsDirectory(filename); } return false; } //---------------------------------------------------------------------------- #ifdef __CYGWIN__ bool SystemTools::PathCygwinToWin32(const char *path, char *win32_path) { SystemToolsTranslationMap::iterator i = SystemTools::Cyg2Win32Map->find(path); if (i != SystemTools::Cyg2Win32Map->end()) { strncpy(win32_path, i->second.c_str(), MAX_PATH); } else { if(cygwin_conv_path(CCP_POSIX_TO_WIN_A, path, win32_path, MAX_PATH) != 0) { win32_path[0] = 0; } SystemToolsTranslationMap::value_type entry(path, win32_path); SystemTools::Cyg2Win32Map->insert(entry); } return win32_path[0] != 0; } #endif bool SystemTools::Touch(const kwsys_stl::string& filename, bool create) { if(create && !SystemTools::FileExists(filename)) { FILE* file = Fopen(filename, "a+b"); if(file) { fclose(file); return true; } return false; } #if defined(_WIN32) && !defined(__CYGWIN__) HANDLE h = CreateFileW( SystemTools::ConvertToWindowsExtendedPath(filename).c_str(), FILE_WRITE_ATTRIBUTES, FILE_SHARE_WRITE, 0, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, 0); if(!h) { return false; } FILETIME mtime; GetSystemTimeAsFileTime(&mtime); if(!SetFileTime(h, 0, 0, &mtime)) { CloseHandle(h); return false; } CloseHandle(h); #elif KWSYS_CXX_HAS_UTIMENSAT struct timespec times[2] = {{0,UTIME_OMIT},{0,UTIME_NOW}}; if(utimensat(AT_FDCWD, filename.c_str(), times, 0) < 0) { return false; } #else struct stat st; if(stat(filename.c_str(), &st) < 0) { return false; } struct timeval mtime; gettimeofday(&mtime, 0); # if KWSYS_CXX_HAS_UTIMES struct timeval times[2] = { # if KWSYS_STAT_HAS_ST_MTIM {st.st_atim.tv_sec, st.st_atim.tv_nsec/1000}, /* tv_sec, tv_usec */ # else {st.st_atime, 0}, # endif mtime }; if(utimes(filename.c_str(), times) < 0) { return false; } # else struct utimbuf times = {st.st_atime, mtime.tv_sec}; if(utime(filename.c_str(), ×) < 0) { return false; } # endif #endif return true; } bool SystemTools::FileTimeCompare(const kwsys_stl::string& f1, const kwsys_stl::string& f2, int* result) { // Default to same time. *result = 0; #if !defined(_WIN32) || defined(__CYGWIN__) // POSIX version. Use stat function to get file modification time. struct stat s1; if(stat(f1.c_str(), &s1) != 0) { return false; } struct stat s2; if(stat(f2.c_str(), &s2) != 0) { return false; } # if KWSYS_STAT_HAS_ST_MTIM // Compare using nanosecond resolution. if(s1.st_mtim.tv_sec < s2.st_mtim.tv_sec) { *result = -1; } else if(s1.st_mtim.tv_sec > s2.st_mtim.tv_sec) { *result = 1; } else if(s1.st_mtim.tv_nsec < s2.st_mtim.tv_nsec) { *result = -1; } else if(s1.st_mtim.tv_nsec > s2.st_mtim.tv_nsec) { *result = 1; } # else // Compare using 1 second resolution. if(s1.st_mtime < s2.st_mtime) { *result = -1; } else if(s1.st_mtime > s2.st_mtime) { *result = 1; } # endif #else // Windows version. Get the modification time from extended file attributes. WIN32_FILE_ATTRIBUTE_DATA f1d; WIN32_FILE_ATTRIBUTE_DATA f2d; if(!GetFileAttributesExW( SystemTools::ConvertToWindowsExtendedPath(f1).c_str(), GetFileExInfoStandard, &f1d)) { return false; } if(!GetFileAttributesExW( SystemTools::ConvertToWindowsExtendedPath(f2).c_str(), GetFileExInfoStandard, &f2d)) { return false; } // Compare the file times using resolution provided by system call. *result = (int)CompareFileTime(&f1d.ftLastWriteTime, &f2d.ftLastWriteTime); #endif 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.empty()) { return n; } n.resize(s.size()); n[0] = static_cast(toupper(s[0])); for (size_t i = 1; i < s.size(); i++) { n[i] = static_cast(tolower(s[i])); } return n; } // Return capitalized words kwsys_stl::string SystemTools::CapitalizedWords(const kwsys_stl::string& s) { kwsys_stl::string n(s); for (size_t i = 0; i < s.size(); i++) { #if defined(_MSC_VER) && defined (_MT) && defined (_DEBUG) // MS has an assert that will fail if s[i] < 0; setting // LC_CTYPE using setlocale() does *not* help. Painful. if ((int)s[i] >= 0 && isalpha(s[i]) && (i == 0 || ((int)s[i - 1] >= 0 && isspace(s[i - 1])))) #else if (isalpha(s[i]) && (i == 0 || isspace(s[i - 1]))) #endif { n[i] = static_cast(toupper(s[i])); } } return n; } // Return uncapitalized words kwsys_stl::string SystemTools::UnCapitalizedWords(const kwsys_stl::string& s) { kwsys_stl::string n(s); for (size_t i = 0; i < s.size(); i++) { #if defined(_MSC_VER) && defined (_MT) && defined (_DEBUG) // MS has an assert that will fail if s[i] < 0; setting // LC_CTYPE using setlocale() does *not* help. Painful. if ((int)s[i] >= 0 && isalpha(s[i]) && (i == 0 || ((int)s[i - 1] >= 0 && isspace(s[i - 1])))) #else if (isalpha(s[i]) && (i == 0 || isspace(s[i - 1]))) #endif { n[i] = static_cast(tolower(s[i])); } } return n; } // only works for words with at least two letters kwsys_stl::string SystemTools::AddSpaceBetweenCapitalizedWords( const kwsys_stl::string& s) { kwsys_stl::string n; if (!s.empty()) { n.reserve(s.size()); n += s[0]; for (size_t i = 1; i < s.size(); i++) { if (isupper(s[i]) && !isspace(s[i - 1]) && !isupper(s[i - 1])) { n += ' '; } n += s[i]; } } return n; } char* SystemTools::AppendStrings(const char* str1, const char* str2) { if (!str1) { return SystemTools::DuplicateString(str2); } if (!str2) { return SystemTools::DuplicateString(str1); } size_t len1 = strlen(str1); char *newstr = new char[len1 + strlen(str2) + 1]; if (!newstr) { return 0; } strcpy(newstr, str1); strcat(newstr + len1, str2); return newstr; } char* SystemTools::AppendStrings( const char* str1, const char* str2, const char* str3) { if (!str1) { return SystemTools::AppendStrings(str2, str3); } if (!str2) { return SystemTools::AppendStrings(str1, str3); } if (!str3) { return SystemTools::AppendStrings(str1, str2); } size_t len1 = strlen(str1), len2 = strlen(str2); char *newstr = new char[len1 + len2 + strlen(str3) + 1]; if (!newstr) { return 0; } strcpy(newstr, str1); strcat(newstr + len1, str2); strcat(newstr + len1 + len2, str3); return newstr; } // 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(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(toupper(s[i])); } return n; } // Count char in string size_t SystemTools::CountChar(const char* str, char c) { size_t count = 0; if (str) { while (*str) { if (*str == c) { ++count; } ++str; } } return count; } // Remove chars in string char* SystemTools::RemoveChars(const char* str, const char *toremove) { if (!str) { return NULL; } char *clean_str = new char [strlen(str) + 1]; char *ptr = clean_str; while (*str) { const char *str2 = toremove; while (*str2 && *str != *str2) { ++str2; } if (!*str2) { *ptr++ = *str; } ++str; } *ptr = '\0'; return clean_str; } // Remove chars in string char* SystemTools::RemoveCharsButUpperHex(const char* str) { if (!str) { return 0; } char *clean_str = new char [strlen(str) + 1]; char *ptr = clean_str; while (*str) { if ((*str >= '0' && *str <= '9') || (*str >= 'A' && *str <= 'F')) { *ptr++ = *str; } ++str; } *ptr = '\0'; return clean_str; } // Replace chars in string char* SystemTools::ReplaceChars(char* str, const char *toreplace, char replacement) { if (str) { char *ptr = str; while (*ptr) { const char *ptr2 = toreplace; while (*ptr2) { if (*ptr == *ptr2) { *ptr = replacement; } ++ptr2; } ++ptr; } } return str; } // Returns if string starts with another string bool SystemTools::StringStartsWith(const char* str1, const char* str2) { if (!str1 || !str2) { return false; } size_t len1 = strlen(str1), len2 = strlen(str2); return len1 >= len2 && !strncmp(str1, str2, len2) ? true : false; } // Returns if string starts with another string bool SystemTools::StringStartsWith(const kwsys_stl::string& str1, const char* str2) { if (!str2) { return false; } size_t len1 = str1.size(), len2 = strlen(str2); return len1 >= len2 && !strncmp(str1.c_str(), str2, len2) ? true : false; } // Returns if string ends with another string bool SystemTools::StringEndsWith(const char* str1, const char* str2) { if (!str1 || !str2) { return false; } size_t len1 = strlen(str1), len2 = strlen(str2); return len1 >= len2 && !strncmp(str1 + (len1 - len2), str2, len2) ? true : false; } // Returns if string ends with another string bool SystemTools::StringEndsWith(const kwsys_stl::string& str1, const char* str2) { if (!str2) { return false; } size_t len1 = str1.size(), len2 = strlen(str2); return len1 >= len2 && !strncmp(str1.c_str() + (len1 - len2), str2, len2) ? true : false; } // Returns a pointer to the last occurence of str2 in str1 const char* SystemTools::FindLastString(const char* str1, const char* str2) { if (!str1 || !str2) { return NULL; } size_t len1 = strlen(str1), len2 = strlen(str2); if (len1 >= len2) { const char *ptr = str1 + len1 - len2; do { if (!strncmp(ptr, str2, len2)) { return ptr; } } while (ptr-- != str1); } return NULL; } // Duplicate string char* SystemTools::DuplicateString(const char* str) { if (str) { char *newstr = new char [strlen(str) + 1]; return strcpy(newstr, str); } return NULL; } // Return a cropped string kwsys_stl::string SystemTools::CropString(const kwsys_stl::string& s, size_t max_len) { if (!s.size() || max_len == 0 || max_len >= s.size()) { return s; } kwsys_stl::string n; n.reserve(max_len); size_t middle = max_len / 2; n += s.substr(0, middle); n += s.substr(s.size() - (max_len - middle), kwsys_stl::string::npos); if (max_len > 2) { n[middle] = '.'; if (max_len > 3) { n[middle - 1] = '.'; if (max_len > 4) { n[middle + 1] = '.'; } } } return n; } //---------------------------------------------------------------------------- kwsys_stl::vector SystemTools::SplitString(const kwsys_stl::string& p, char sep, bool isPath) { kwsys_stl::string path = p; kwsys_stl::vector paths; if(path.empty()) { return paths; } if(isPath && path[0] == '/') { path.erase(path.begin()); paths.push_back("/"); } kwsys_stl::string::size_type pos1 = 0; kwsys_stl::string::size_type pos2 = path.find(sep, pos1+1); while(pos2 != kwsys_stl::string::npos) { paths.push_back(path.substr(pos1, pos2-pos1)); pos1 = pos2+1; pos2 = path.find(sep, pos1+1); } paths.push_back(path.substr(pos1, pos2-pos1)); return paths; } //---------------------------------------------------------------------------- int SystemTools::EstimateFormatLength(const char *format, va_list ap) { if (!format) { return 0; } // Quick-hack attempt at estimating the length of the string. // Should never under-estimate. // Start with the length of the format string itself. size_t length = strlen(format); // Increase the length for every argument in the format. const char* cur = format; while(*cur) { if(*cur++ == '%') { // Skip "%%" since it doesn't correspond to a va_arg. if(*cur != '%') { while(!int(isalpha(*cur))) { ++cur; } switch (*cur) { case 's': { // Check the length of the string. char* s = va_arg(ap, char*); if(s) { length += strlen(s); } } break; case 'e': case 'f': case 'g': { // Assume the argument contributes no more than 64 characters. length += 64; // Eat the argument. static_cast(va_arg(ap, double)); } break; default: { // Assume the argument contributes no more than 64 characters. length += 64; // Eat the argument. static_cast(va_arg(ap, int)); } break; } } // Move past the characters just tested. ++cur; } } return static_cast(length); } kwsys_stl::string SystemTools::EscapeChars( const char *str, const char *chars_to_escape, char escape_char) { kwsys_stl::string n; if (str) { if (!chars_to_escape || !*chars_to_escape) { n.append(str); } else { n.reserve(strlen(str)); while (*str) { const char *ptr = chars_to_escape; while (*ptr) { if (*str == *ptr) { n += escape_char; break; } ++ptr; } n += *str; ++str; } } } return n; } #ifdef __VMS static void ConvertVMSToUnix(kwsys_stl::string& path) { kwsys_stl::string::size_type rootEnd = path.find(":["); kwsys_stl::string::size_type pathEnd = path.find("]"); if(rootEnd != path.npos) { kwsys_stl::string root = path.substr(0, rootEnd); kwsys_stl::string pathPart = path.substr(rootEnd+2, pathEnd - rootEnd-2); const char* pathCString = pathPart.c_str(); const char* pos0 = pathCString; for (kwsys_stl::string::size_type pos = 0; *pos0; ++ pos ) { if ( *pos0 == '.' ) { pathPart[pos] = '/'; } pos0 ++; } path = "/"+ root + "/" + pathPart; } } #endif // convert windows slashes to unix slashes void SystemTools::ConvertToUnixSlashes(kwsys_stl::string& path) { const char* pathCString = path.c_str(); bool hasDoubleSlash = false; #ifdef __VMS ConvertVMSToUnix(path); #else const char* pos0 = pathCString; const char* pos1 = pathCString+1; for (kwsys_stl::string::size_type pos = 0; *pos0; ++ pos ) { // make sure we don't convert an escaped space to a unix slash if ( *pos0 == '\\' && *pos1 != ' ' ) { path[pos] = '/'; } // Also, reuse the loop to check for slash followed by another slash if (*pos1 == '/' && *(pos1+1) == '/' && !hasDoubleSlash) { #ifdef _WIN32 // However, on windows if the first characters are both slashes, // then keep them that way, so that network paths can be handled. if ( pos > 0) { hasDoubleSlash = true; } #else hasDoubleSlash = true; #endif } pos0 ++; pos1 ++; } if ( hasDoubleSlash ) { SystemTools::ReplaceString(path, "//", "/"); } #endif // remove any trailing slash if(!path.empty()) { // if there is a tilda ~ then replace it with HOME pathCString = path.c_str(); if(pathCString[0] == '~' && (pathCString[1] == '/' || pathCString[1] == '\0')) { const char* homeEnv = SystemTools::GetEnv("HOME"); if (homeEnv) { path.replace(0,1,homeEnv); } } #ifdef HAVE_GETPWNAM else if(pathCString[0] == '~') { kwsys_stl::string::size_type idx = path.find_first_of("/\0"); kwsys_stl::string user = path.substr(1, idx-1); passwd* pw = getpwnam(user.c_str()); if(pw) { path.replace(0, idx, pw->pw_dir); } } #endif // remove trailing slash if the path is more than // a single / pathCString = path.c_str(); size_t size = path.size(); if(size > 1 && *path.rbegin() == '/') { // if it is c:/ then do not remove the trailing slash if(!((size == 3 && pathCString[1] == ':'))) { path.resize(size - 1); } } } } #ifdef _WIN32 // Convert local paths to UNC style paths kwsys_stl::wstring SystemTools::ConvertToWindowsExtendedPath(const kwsys_stl::string &source) { kwsys_stl::wstring wsource = Encoding::ToWide(source); // Resolve any relative paths DWORD wfull_len; /* The +3 is a workaround for a bug in some versions of GetFullPathNameW that * won't return a large enough buffer size if the input is too small */ wfull_len = GetFullPathNameW(wsource.c_str(), 0, NULL, NULL) + 3; kwsys_stl::vector wfull(wfull_len); GetFullPathNameW(wsource.c_str(), wfull_len, &wfull[0], NULL); /* This should get the correct size without any extra padding from the * previous size workaround. */ wfull_len = static_cast(wcslen(&wfull[0])); if(wfull_len >= 2 && isalpha(wfull[0]) && wfull[1] == L':') { /* C:\Foo\bar\FooBar.txt */ return L"\\\\?\\" + kwsys_stl::wstring(&wfull[0]); } else if(wfull_len >= 2 && wfull[0] == L'\\' && wfull[1] == L'\\') { /* Starts with \\ */ if(wfull_len >= 4 && wfull[2] == L'?' && wfull[3] == L'\\') { /* Starts with \\?\ */ if(wfull_len >= 8 && wfull[4] == L'U' && wfull[5] == L'N' && wfull[6] == L'C' && wfull[7] == L'\\') { /* \\?\UNC\Foo\bar\FooBar.txt */ return kwsys_stl::wstring(&wfull[0]); } else if(wfull_len >= 6 && isalpha(wfull[4]) && wfull[5] == L':') { /* \\?\C:\Foo\bar\FooBar.txt */ return kwsys_stl::wstring(&wfull[0]); } else if(wfull_len >= 5) { /* \\?\Foo\bar\FooBar.txt */ return L"\\\\?\\UNC\\" + kwsys_stl::wstring(&wfull[4]); } } else if(wfull_len >= 4 && wfull[2] == L'.' && wfull[3] == L'\\') { /* Starts with \\.\ a device name */ if(wfull_len >= 6 && isalpha(wfull[4]) && wfull[5] == L':') { /* \\.\C:\Foo\bar\FooBar.txt */ return L"\\\\?\\" + kwsys_stl::wstring(&wfull[4]); } else if(wfull_len >= 5) { /* \\.\Foo\bar\ Device name is left unchanged */ return kwsys_stl::wstring(&wfull[0]); } } else if(wfull_len >= 3) { /* \\Foo\bar\FooBar.txt */ return L"\\\\?\\UNC\\" + kwsys_stl::wstring(&wfull[2]); } } // If this case has been reached, then the path is invalid. Leave it // unchanged return Encoding::ToWide(source); } #endif // change // to /, and escape any spaces in the path kwsys_stl::string SystemTools::ConvertToUnixOutputPath(const kwsys_stl::string& 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); } // escape spaces and () in the path if(ret.find_first_of(" ") != 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 kwsys_stl::string& 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 kwsys_stl::string& path) { kwsys_stl::string ret; // make it big enough for all of path and double quotes ret.reserve(path.size()+3); // put path into the 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] != '\"') { ret.insert(static_cast(0), static_cast(1), '\"'); ret.append(1, '\"'); } return ret; } bool SystemTools::CopyFileIfDifferent(const kwsys_stl::string& source, const kwsys_stl::string& destination) { // special check for a destination that is a directory // FilesDiffer does not handle file to directory compare if(SystemTools::FileIsDirectory(destination)) { kwsys_stl::string new_destination = destination; SystemTools::ConvertToUnixSlashes(new_destination); new_destination += '/'; kwsys_stl::string source_name = source; new_destination += SystemTools::GetFilenameName(source_name); if(SystemTools::FilesDiffer(source, new_destination)) { return SystemTools::CopyFileAlways(source, destination); } else { // the files are the same so the copy is done return // true return true; } } // source and destination are files so do a copy if they // are different if(SystemTools::FilesDiffer(source, destination)) { return SystemTools::CopyFileAlways(source, destination); } // at this point the files must be the same so return true return true; } #define KWSYS_ST_BUFFER 4096 bool SystemTools::FilesDiffer(const kwsys_stl::string& source, const kwsys_stl::string& destination) { #if defined(_WIN32) WIN32_FILE_ATTRIBUTE_DATA statSource; if (GetFileAttributesExW( SystemTools::ConvertToWindowsExtendedPath(source).c_str(), GetFileExInfoStandard, &statSource) == 0) { return true; } WIN32_FILE_ATTRIBUTE_DATA statDestination; if (GetFileAttributesExW( SystemTools::ConvertToWindowsExtendedPath(destination).c_str(), GetFileExInfoStandard, &statDestination) == 0) { return true; } if(statSource.nFileSizeHigh != statDestination.nFileSizeHigh || statSource.nFileSizeLow != statDestination.nFileSizeLow) { return true; } if(statSource.nFileSizeHigh == 0 && statSource.nFileSizeLow == 0) { return false; } off_t nleft = ((__int64)statSource.nFileSizeHigh << 32) + statSource.nFileSizeLow; #else struct stat statSource; if (stat(source.c_str(), &statSource) != 0) { return true; } struct stat statDestination; if (stat(destination.c_str(), &statDestination) != 0) { return true; } if(statSource.st_size != statDestination.st_size) { return true; } if(statSource.st_size == 0) { return false; } off_t nleft = statSource.st_size; #endif #if defined(_WIN32) kwsys::ifstream finSource(source.c_str(), (kwsys_ios::ios::binary | kwsys_ios::ios::in)); kwsys::ifstream finDestination(destination.c_str(), (kwsys_ios::ios::binary | kwsys_ios::ios::in)); #else kwsys::ifstream finSource(source.c_str()); kwsys::ifstream finDestination(destination.c_str()); #endif if(!finSource || !finDestination) { return true; } // Compare the files a block at a time. char source_buf[KWSYS_ST_BUFFER]; char dest_buf[KWSYS_ST_BUFFER]; while(nleft > 0) { // Read a block from each file. kwsys_ios::streamsize nnext = (nleft > KWSYS_ST_BUFFER)? KWSYS_ST_BUFFER : static_cast(nleft); finSource.read(source_buf, nnext); finDestination.read(dest_buf, nnext); // If either failed to read assume they are different. if(static_cast(finSource.gcount()) != nnext || static_cast(finDestination.gcount()) != nnext) { return true; } // If this block differs the file differs. if(memcmp(static_cast(source_buf), static_cast(dest_buf), static_cast(nnext)) != 0) { return true; } // Update the byte count remaining. nleft -= nnext; } // No differences found. return false; } //---------------------------------------------------------------------------- /** * Copy a file named by "source" to the file named by "destination". */ bool SystemTools::CopyFileAlways(const kwsys_stl::string& source, const kwsys_stl::string& destination) { // If files are the same do not copy if ( SystemTools::SameFile(source, destination) ) { return true; } mode_t perm = 0; bool perms = SystemTools::GetPermissions(source, perm); 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 real_destination = destination; kwsys_stl::string destination_dir; if(SystemTools::FileExists(destination) && SystemTools::FileIsDirectory(destination)) { destination_dir = real_destination; SystemTools::ConvertToUnixSlashes(real_destination); real_destination += '/'; kwsys_stl::string source_name = source; real_destination += SystemTools::GetFilenameName(source_name); } else { destination_dir = SystemTools::GetFilenamePath(destination); } // Create destination directory SystemTools::MakeDirectory(destination_dir); // Open files #if defined(_WIN32) || defined(__CYGWIN__) kwsys::ifstream fin(source.c_str(), kwsys_ios::ios::binary | kwsys_ios::ios::in); #else kwsys::ifstream fin(source.c_str()); #endif if(!fin) { return false; } // try and remove the destination file so that read only destination files // can be written to. // If the remove fails continue so that files in read only directories // that do not allow file removal can be modified. SystemTools::RemoveFile(real_destination); #if defined(_WIN32) || defined(__CYGWIN__) kwsys::ofstream fout(real_destination.c_str(), kwsys_ios::ios::binary | kwsys_ios::ios::out | kwsys_ios::ios::trunc); #else kwsys::ofstream fout(real_destination.c_str(), 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(); if(!fout) { return false; } if ( perms ) { if ( !SystemTools::SetPermissions(real_destination, perm) ) { return false; } } return true; } //---------------------------------------------------------------------------- bool SystemTools::CopyAFile(const kwsys_stl::string& source, const kwsys_stl::string& destination, bool always) { if(always) { return SystemTools::CopyFileAlways(source, destination); } else { return SystemTools::CopyFileIfDifferent(source, destination); } } /** * Copy a directory content from "source" directory to the directory named by * "destination". */ bool SystemTools::CopyADirectory(const kwsys_stl::string& source, const kwsys_stl::string& destination, bool always) { Directory dir; #ifdef _WIN32 dir.Load(Encoding::ToNarrow( SystemTools::ConvertToWindowsExtendedPath(source))); #else dir.Load(source); #endif size_t fileNum; if ( !SystemTools::MakeDirectory(destination) ) { return false; } for (fileNum = 0; fileNum < dir.GetNumberOfFiles(); ++fileNum) { if (strcmp(dir.GetFile(static_cast(fileNum)),".") && strcmp(dir.GetFile(static_cast(fileNum)),"..")) { kwsys_stl::string fullPath = source; fullPath += "/"; fullPath += dir.GetFile(static_cast(fileNum)); if(SystemTools::FileIsDirectory(fullPath)) { kwsys_stl::string fullDestPath = destination; fullDestPath += "/"; fullDestPath += dir.GetFile(static_cast(fileNum)); if (!SystemTools::CopyADirectory(fullPath, fullDestPath, always)) { return false; } } else { if(!SystemTools::CopyAFile(fullPath, destination, always)) { return false; } } } } return true; } // return size of file; also returns zero if no file exists unsigned long SystemTools::FileLength(const char* filename) { unsigned long length = 0; #ifdef _WIN32 WIN32_FILE_ATTRIBUTE_DATA fs; if (GetFileAttributesExW( SystemTools::ConvertToWindowsExtendedPath(filename).c_str(), GetFileExInfoStandard, &fs) != 0) { /* To support the full 64-bit file size, use fs.nFileSizeHigh * and fs.nFileSizeLow to construct the 64 bit size length = ((__int64)fs.nFileSizeHigh << 32) + fs.nFileSizeLow; */ length = static_cast(fs.nFileSizeLow); } #else struct stat fs; if (stat(filename, &fs) == 0) { length = static_cast(fs.st_size); } #endif return length; } 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 file's modified time long int SystemTools::ModifiedTime(const kwsys_stl::string& filename) { long int mt = 0; #ifdef _WIN32 WIN32_FILE_ATTRIBUTE_DATA fs; if (GetFileAttributesExW( SystemTools::ConvertToWindowsExtendedPath(filename).c_str(), GetFileExInfoStandard, &fs) != 0) { mt = windows_filetime_to_posix_time(fs.ftLastWriteTime); } #else struct stat fs; if (stat(filename.c_str(), &fs) == 0) { mt = static_cast(fs.st_mtime); } #endif return mt; } // return file's creation time long int SystemTools::CreationTime(const kwsys_stl::string& filename) { long int ct = 0; #ifdef _WIN32 WIN32_FILE_ATTRIBUTE_DATA fs; if (GetFileAttributesExW( SystemTools::ConvertToWindowsExtendedPath(filename).c_str(), GetFileExInfoStandard, &fs) != 0) { ct = windows_filetime_to_posix_time(fs.ftCreationTime); } #else struct stat fs; if (stat(filename.c_str(), &fs) == 0) { ct = fs.st_ctime >= 0 ? static_cast(fs.st_ctime) : 0; } #endif return ct; } bool SystemTools::ConvertDateMacroString(const char *str, time_t *tmt) { if (!str || !tmt || strlen(str) > 11) { return false; } struct tm tmt2; // __DATE__ // The compilation date of the current source file. The date is a string // literal of the form Mmm dd yyyy. The month name Mmm is the same as for // dates generated by the library function asctime declared in TIME.H. // index: 012345678901 // format: Mmm dd yyyy // example: Dec 19 2003 static char month_names[] = "JanFebMarAprMayJunJulAugSepOctNovDec"; char buffer[12]; strcpy(buffer, str); buffer[3] = 0; char *ptr = strstr(month_names, buffer); if (!ptr) { return false; } int month = static_cast((ptr - month_names) / 3); int day = atoi(buffer + 4); int year = atoi(buffer + 7); tmt2.tm_isdst = -1; tmt2.tm_hour = 0; tmt2.tm_min = 0; tmt2.tm_sec = 0; tmt2.tm_wday = 0; tmt2.tm_yday = 0; tmt2.tm_mday = day; tmt2.tm_mon = month; tmt2.tm_year = year - 1900; *tmt = mktime(&tmt2); return true; } bool SystemTools::ConvertTimeStampMacroString(const char *str, time_t *tmt) { if (!str || !tmt || strlen(str) > 26) { return false; } struct tm tmt2; // __TIMESTAMP__ // The date and time of the last modification of the current source file, // expressed as a string literal in the form Ddd Mmm Date hh:mm:ss yyyy, /// where Ddd is the abbreviated day of the week and Date is an integer // from 1 to 31. // index: 0123456789 // 0123456789 // 0123456789 // format: Ddd Mmm Date hh:mm:ss yyyy // example: Fri Dec 19 14:34:58 2003 static char month_names[] = "JanFebMarAprMayJunJulAugSepOctNovDec"; char buffer[27]; strcpy(buffer, str); buffer[7] = 0; char *ptr = strstr(month_names, buffer + 4); if (!ptr) { return false; } int month = static_cast((ptr - month_names) / 3); int day = atoi(buffer + 8); int hour = atoi(buffer + 11); int min = atoi(buffer + 14); int sec = atoi(buffer + 17); int year = atoi(buffer + 20); tmt2.tm_isdst = -1; tmt2.tm_hour = hour; tmt2.tm_min = min; tmt2.tm_sec = sec; tmt2.tm_wday = 0; tmt2.tm_yday = 0; tmt2.tm_mday = day; tmt2.tm_mon = month; tmt2.tm_year = year - 1900; *tmt = mktime(&tmt2); return true; } kwsys_stl::string SystemTools::GetLastSystemError() { int e = errno; return strerror(e); } bool SystemTools::RemoveFile(const kwsys_stl::string& source) { #ifdef _WIN32 mode_t mode; if ( !SystemTools::GetPermissions(source, mode) ) { return false; } /* Win32 unlink is stupid --- it fails if the file is read-only */ SystemTools::SetPermissions(source, S_IWRITE); #endif #ifdef _WIN32 bool res = _wunlink(SystemTools::ConvertToWindowsExtendedPath(source).c_str()) == 0; #else bool res = unlink(source.c_str()) != 0 ? false : true; #endif #ifdef _WIN32 if ( !res ) { SystemTools::SetPermissions(source, mode); } #endif return res; } bool SystemTools::RemoveADirectory(const kwsys_stl::string& source) { // Add write permission to the directory so we can modify its // content to remove files and directories from it. mode_t mode; if(SystemTools::GetPermissions(source, mode)) { #if defined(_WIN32) && !defined(__CYGWIN__) mode |= S_IWRITE; #else mode |= S_IWUSR; #endif SystemTools::SetPermissions(source, mode); } Directory dir; #ifdef _WIN32 dir.Load(Encoding::ToNarrow( SystemTools::ConvertToWindowsExtendedPath(source))); #else dir.Load(source); #endif size_t fileNum; for (fileNum = 0; fileNum < dir.GetNumberOfFiles(); ++fileNum) { if (strcmp(dir.GetFile(static_cast(fileNum)),".") && strcmp(dir.GetFile(static_cast(fileNum)),"..")) { kwsys_stl::string fullPath = source; fullPath += "/"; fullPath += dir.GetFile(static_cast(fileNum)); if(SystemTools::FileIsDirectory(fullPath) && !SystemTools::FileIsSymlink(fullPath)) { if (!SystemTools::RemoveADirectory(fullPath)) { return false; } } else { if(!SystemTools::RemoveFile(fullPath)) { return false; } } } } return (Rmdir(source) == 0); } /** */ size_t SystemTools::GetMaximumFilePathLength() { return KWSYS_SYSTEMTOOLS_MAXPATH; } /** * 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 ::FindName(const char* name, const kwsys_stl::vector& userPaths, bool no_system_path) { // Add the system search path to our path first kwsys_stl::vector path; if (!no_system_path) { SystemTools::GetPath(path, "CMAKE_FILE_PATH"); SystemTools::GetPath(path); } // now add the additional paths { for(kwsys_stl::vector::const_iterator i = userPaths.begin(); i != userPaths.end(); ++i) { path.push_back(*i); } } // Add a trailing slash to all paths to aid the search process. { for(kwsys_stl::vector::iterator i = path.begin(); i != path.end(); ++i) { kwsys_stl::string& p = *i; if(p.empty() || *p.rbegin() != '/') { p += "/"; } } } // now look for the file kwsys_stl::string tryPath; for(kwsys_stl::vector::const_iterator p = path.begin(); p != path.end(); ++p) { tryPath = *p; tryPath += name; if(SystemTools::FileExists(tryPath)) { return tryPath; } } // Couldn't find the file. return ""; } /** * 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& userPaths, bool no_system_path) { kwsys_stl::string tryPath = SystemTools::FindName(name, userPaths, no_system_path); if(!tryPath.empty() && !SystemTools::FileIsDirectory(tryPath)) { return SystemTools::CollapseFullPath(tryPath); } // Couldn't find the file. return ""; } /** * Find the directory the given name. Searches the given path and then * the system search path. Returns the full path to the directory if it is * found. Otherwise, the empty string is returned. */ kwsys_stl::string SystemTools ::FindDirectory(const char* name, const kwsys_stl::vector& userPaths, bool no_system_path) { kwsys_stl::string tryPath = SystemTools::FindName(name, userPaths, no_system_path); if(!tryPath.empty() && SystemTools::FileIsDirectory(tryPath)) { return SystemTools::CollapseFullPath(tryPath); } // 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* nameIn, const kwsys_stl::vector& userPaths, bool no_system_path) { if(!nameIn || !*nameIn) { return ""; } return SystemTools::FindProgram(kwsys_stl::string(nameIn), userPaths, no_system_path); } kwsys_stl::string SystemTools::FindProgram( const kwsys_stl::string& name, const kwsys_stl::vector& userPaths, bool no_system_path) { kwsys_stl::vector extensions; #if defined (_WIN32) || defined(__CYGWIN__) || defined(__MINGW32__) bool hasExtension = false; // check to see if the name already has a .xxx at // the end of it if(name.size() > 3 && name[name.size()-4] == '.') { hasExtension = true; } // on windows try .com then .exe if(!hasExtension) { extensions.push_back(".com"); extensions.push_back(".exe"); } #endif kwsys_stl::string tryPath; // first try with extensions if the os supports them for(kwsys_stl::vector::iterator i = extensions.begin(); i != extensions.end(); ++i) { tryPath = name; tryPath += *i; if(SystemTools::FileExists(tryPath) && !SystemTools::FileIsDirectory(tryPath)) { return SystemTools::CollapseFullPath(tryPath); } } // now try just the name tryPath = name; if(SystemTools::FileExists(tryPath) && !SystemTools::FileIsDirectory(tryPath)) { return SystemTools::CollapseFullPath(tryPath); } // now construct the path kwsys_stl::vector path; // Add the system search path to our path. if (!no_system_path) { SystemTools::GetPath(path); } // now add the additional paths { for(kwsys_stl::vector::const_iterator i = userPaths.begin(); i != userPaths.end(); ++i) { path.push_back(*i); } } // Add a trailing slash to all paths to aid the search process. { for(kwsys_stl::vector::iterator i = path.begin(); i != path.end(); ++i) { kwsys_stl::string& p = *i; if(p.empty() || *p.rbegin() != '/') { p += "/"; } } } // Try each path for(kwsys_stl::vector::iterator p = path.begin(); p != path.end(); ++p) { #ifdef _WIN32 // Remove double quotes from the path on windows SystemTools::ReplaceString(*p, "\"", ""); #endif // first try with extensions for(kwsys_stl::vector::iterator ext = extensions.begin(); ext != extensions.end(); ++ext) { tryPath = *p; tryPath += name; tryPath += *ext; if(SystemTools::FileExists(tryPath) && !SystemTools::FileIsDirectory(tryPath)) { return SystemTools::CollapseFullPath(tryPath); } } // now try it without them tryPath = *p; tryPath += name; if(SystemTools::FileExists(tryPath) && !SystemTools::FileIsDirectory(tryPath)) { return SystemTools::CollapseFullPath(tryPath); } } // Couldn't find the program. return ""; } kwsys_stl::string SystemTools::FindProgram( const kwsys_stl::vector& names, const kwsys_stl::vector& path, bool noSystemPath) { for(kwsys_stl::vector::const_iterator it = names.begin(); it != names.end() ; ++it) { // Try to find the program. kwsys_stl::string result = SystemTools::FindProgram(*it, path, noSystemPath); if ( !result.empty() ) { return result; } } 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 kwsys_stl::string& name, const kwsys_stl::vector& 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 path; SystemTools::GetPath(path); // now add the additional paths { for(kwsys_stl::vector::const_iterator i = userPaths.begin(); i != userPaths.end(); ++i) { path.push_back(*i); } } // Add a trailing slash to all paths to aid the search process. { for(kwsys_stl::vector::iterator i = path.begin(); i != path.end(); ++i) { kwsys_stl::string& p = *i; if(p.empty() || *p.rbegin() != '/') { p += "/"; } } } kwsys_stl::string tryPath; for(kwsys_stl::vector::const_iterator p = path.begin(); p != path.end(); ++p) { #if defined(__APPLE__) tryPath = *p; tryPath += name; tryPath += ".framework"; if(SystemTools::FileExists(tryPath) && SystemTools::FileIsDirectory(tryPath)) { return SystemTools::CollapseFullPath(tryPath); } #endif #if defined(_WIN32) && !defined(__CYGWIN__) && !defined(__MINGW32__) tryPath = *p; tryPath += name; tryPath += ".lib"; if(SystemTools::FileExists(tryPath) && !SystemTools::FileIsDirectory(tryPath)) { return SystemTools::CollapseFullPath(tryPath); } #else tryPath = *p; tryPath += "lib"; tryPath += name; tryPath += ".so"; if(SystemTools::FileExists(tryPath) && !SystemTools::FileIsDirectory(tryPath)) { return SystemTools::CollapseFullPath(tryPath); } tryPath = *p; tryPath += "lib"; tryPath += name; tryPath += ".a"; if(SystemTools::FileExists(tryPath) && !SystemTools::FileIsDirectory(tryPath)) { return SystemTools::CollapseFullPath(tryPath); } tryPath = *p; tryPath += "lib"; tryPath += name; tryPath += ".sl"; if(SystemTools::FileExists(tryPath) && !SystemTools::FileIsDirectory(tryPath)) { return SystemTools::CollapseFullPath(tryPath); } tryPath = *p; tryPath += "lib"; tryPath += name; tryPath += ".dylib"; if(SystemTools::FileExists(tryPath) && !SystemTools::FileIsDirectory(tryPath)) { return SystemTools::CollapseFullPath(tryPath); } tryPath = *p; tryPath += "lib"; tryPath += name; tryPath += ".dll"; if(SystemTools::FileExists(tryPath) && !SystemTools::FileIsDirectory(tryPath)) { return SystemTools::CollapseFullPath(tryPath); } #endif } // Couldn't find the library. return ""; } kwsys_stl::string SystemTools::GetRealPath(const kwsys_stl::string& path) { kwsys_stl::string ret; Realpath(path, ret); return ret; } bool SystemTools::FileIsDirectory(const kwsys_stl::string& inName) { if (inName.empty()) { return false; } size_t length = inName.size(); const char* name = inName.c_str(); // Remove any trailing slash from the name except in a root component. char local_buffer[KWSYS_SYSTEMTOOLS_MAXPATH]; std::string string_buffer; size_t last = length-1; if(last > 0 && (name[last] == '/' || name[last] == '\\') && strcmp(name, "/") != 0 && name[last-1] != ':') { if (last < sizeof(local_buffer)) { memcpy(local_buffer, name, last); local_buffer[last] = '\0'; name = local_buffer; } else { string_buffer.append(name, last); name = string_buffer.c_str(); } } // Now check the file node type. #if defined( _WIN32 ) DWORD attr = GetFileAttributesW( SystemTools::ConvertToWindowsExtendedPath(name).c_str()); if (attr != INVALID_FILE_ATTRIBUTES) { return (attr & FILE_ATTRIBUTE_DIRECTORY) != 0; #else struct stat fs; if(stat(name, &fs) == 0) { return S_ISDIR(fs.st_mode); #endif } else { return false; } } bool SystemTools::FileIsSymlink(const kwsys_stl::string& name) { #if defined( _WIN32 ) (void)name; return false; #else struct stat fs; if(lstat(name.c_str(), &fs) == 0) { return S_ISLNK(fs.st_mode); } else { return false; } #endif } #if defined(_WIN32) && !defined(__CYGWIN__) bool SystemTools::CreateSymlink(const char*, const char*) { return false; } #else bool SystemTools::CreateSymlink(const char* origName, const char* newName) { return symlink(origName, newName) >= 0; } #endif #if defined(_WIN32) && !defined(__CYGWIN__) bool SystemTools::ReadSymlink(const char*, kwsys_stl::string&) { return false; } #else bool SystemTools::ReadSymlink(const char* newName, kwsys_stl::string& origName) { char buf[KWSYS_SYSTEMTOOLS_MAXPATH+1]; int count = static_cast(readlink(newName, buf, KWSYS_SYSTEMTOOLS_MAXPATH)); if(count >= 0) { // Add null-terminator. buf[count] = 0; origName = buf; return true; } else { return false; } } #endif int SystemTools::ChangeDirectory(const kwsys_stl::string& dir) { return Chdir(dir); } kwsys_stl::string SystemTools::GetCurrentWorkingDirectory(bool collapse) { char buf[2048]; const char* cwd = Getcwd(buf, 2048); kwsys_stl::string path; if ( cwd ) { path = cwd; } if(collapse) { return SystemTools::CollapseFullPath(path); } 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)) { 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.empty()) && !SystemTools::FileIsDirectory(dir)) { kwsys_stl::string oldDir = in_name; SystemTools::ConvertToUnixSlashes(oldDir); dir = in_name; return false; } return true; } bool SystemTools::FindProgramPath(const char* argv0, kwsys_stl::string& pathOut, kwsys_stl::string& errorMsg, const char* exeName, const char* buildDir, const char* installPrefix ) { kwsys_stl::vector failures; kwsys_stl::string self = argv0 ? argv0 : ""; failures.push_back(self); SystemTools::ConvertToUnixSlashes(self); self = SystemTools::FindProgram(self); if(!SystemTools::FileExists(self)) { if(buildDir) { kwsys_stl::string intdir = "."; #ifdef CMAKE_INTDIR intdir = CMAKE_INTDIR; #endif self = buildDir; self += "/bin/"; self += intdir; self += "/"; self += exeName; self += SystemTools::GetExecutableExtension(); } } if(installPrefix) { if(!SystemTools::FileExists(self)) { failures.push_back(self); self = installPrefix; self += "/bin/"; self += exeName; } } if(!SystemTools::FileExists(self)) { failures.push_back(self); kwsys_ios::ostringstream msg; msg << "Can not find the command line program "; if (exeName) { msg << exeName; } msg << "\n"; if (argv0) { msg << " argv[0] = \"" << argv0 << "\"\n"; } msg << " Attempted paths:\n"; kwsys_stl::vector::iterator i; for(i=failures.begin(); i != failures.end(); ++i) { msg << " \"" << *i << "\"\n"; } errorMsg = msg.str(); return false; } pathOut = self; return true; } kwsys_stl::string SystemTools::CollapseFullPath(const kwsys_stl::string& in_relative) { return SystemTools::CollapseFullPath(in_relative, 0); } void SystemTools::AddTranslationPath(const kwsys_stl::string& a, const kwsys_stl::string& b) { kwsys_stl::string path_a = a; kwsys_stl::string path_b = b; SystemTools::ConvertToUnixSlashes(path_a); SystemTools::ConvertToUnixSlashes(path_b); // First check this is a directory path, since we don't want the table to // grow too fat if( SystemTools::FileIsDirectory( path_a ) ) { // Make sure the path is a full path and does not contain no '..' // Ken--the following code is incorrect. .. can be in a valid path // for example /home/martink/MyHubba...Hubba/Src if( SystemTools::FileIsFullPath(path_b) && path_b.find("..") == kwsys_stl::string::npos ) { // Before inserting make sure path ends with '/' if(!path_a.empty() && *path_a.rbegin() != '/') { path_a += '/'; } if(!path_b.empty() && *path_b.rbegin() != '/') { path_b += '/'; } if( !(path_a == path_b) ) { SystemTools::TranslationMap->insert( SystemToolsTranslationMap::value_type(path_a, path_b)); } } } } void SystemTools::AddKeepPath(const kwsys_stl::string& dir) { kwsys_stl::string cdir; Realpath(SystemTools::CollapseFullPath(dir).c_str(), cdir); SystemTools::AddTranslationPath(cdir, dir); } void SystemTools::CheckTranslationPath(kwsys_stl::string & path) { // Do not translate paths that are too short to have meaningful // translations. if(path.size() < 2) { return; } // Always add a trailing slash before translation. It does not // matter if this adds an extra slash, but we do not want to // translate part of a directory (like the foo part of foo-dir). path += "/"; // In case a file was specified we still have to go through this: // Now convert any path found in the table back to the one desired: kwsys_stl::map::const_iterator it; for(it = SystemTools::TranslationMap->begin(); it != SystemTools::TranslationMap->end(); ++it ) { // We need to check of the path is a substring of the other path if(path.find( it->first ) == 0) { path = path.replace( 0, it->first.size(), it->second); } } // Remove the trailing slash we added before. path.erase(path.end()-1, path.end()); } static void SystemToolsAppendComponents( kwsys_stl::vector& out_components, kwsys_stl::vector::const_iterator first, kwsys_stl::vector::const_iterator last) { static const kwsys_stl::string up = ".."; static const kwsys_stl::string cur = "."; for(kwsys_stl::vector::const_iterator i = first; i != last; ++i) { if(*i == up) { if(out_components.size() > 1) { out_components.resize(out_components.size()-1); } } else if(!i->empty() && *i != cur) { out_components.push_back(*i); } } } kwsys_stl::string SystemTools::CollapseFullPath(const kwsys_stl::string& in_path, const char* in_base) { // Collect the output path components. kwsys_stl::vector out_components; // Split the input path components. kwsys_stl::vector path_components; SystemTools::SplitPath(in_path, path_components); // If the input path is relative, start with a base path. if(path_components[0].length() == 0) { kwsys_stl::vector base_components; if(in_base) { // Use the given base path. SystemTools::SplitPath(in_base, base_components); } else { // Use the current working directory as a base path. char buf[2048]; if(const char* cwd = Getcwd(buf, 2048)) { SystemTools::SplitPath(cwd, base_components); } else { base_components.push_back(""); } } // Append base path components to the output path. out_components.push_back(base_components[0]); SystemToolsAppendComponents(out_components, base_components.begin()+1, base_components.end()); } // Append input path components to the output path. SystemToolsAppendComponents(out_components, path_components.begin(), path_components.end()); // Transform the path back to a string. kwsys_stl::string newPath = SystemTools::JoinPath(out_components); // Update the translation table with this potentially new path. I am not // sure why this line is here, it seems really questionable, but yet I // would put good money that if I remove it something will break, basically // from what I can see it created a mapping from the collapsed path, to be // replaced by the input path, which almost completely does the opposite of // this function, the only thing preventing this from happening a lot is // that if the in_path has a .. in it, then it is not added to the // translation table. So for most calls this either does nothing due to the // .. or it adds a translation between identical paths as nothing was // collapsed, so I am going to try to comment it out, and see what hits the // fan, hopefully quickly. // Commented out line below: //SystemTools::AddTranslationPath(newPath, in_path); SystemTools::CheckTranslationPath(newPath); #ifdef _WIN32 newPath = SystemTools::GetActualCaseForPath(newPath.c_str()); SystemTools::ConvertToUnixSlashes(newPath); #endif // Return the reconstructed path. return newPath; } // compute the relative path from here to there kwsys_stl::string SystemTools::RelativePath(const kwsys_stl::string& local, const kwsys_stl::string& remote) { if(!SystemTools::FileIsFullPath(local)) { return ""; } if(!SystemTools::FileIsFullPath(remote)) { return ""; } kwsys_stl::string l = SystemTools::CollapseFullPath(local); kwsys_stl::string r = SystemTools::CollapseFullPath(remote); // split up both paths into arrays of strings using / as a separator kwsys_stl::vector localSplit = SystemTools::SplitString(l, '/', true); kwsys_stl::vector remoteSplit = SystemTools::SplitString(r, '/', true); kwsys_stl::vector commonPath; // store shared parts of path in this array kwsys_stl::vector finalPath; // store the final relative path here // count up how many matching directory names there are from the start unsigned int sameCount = 0; while( ((sameCount <= (localSplit.size()-1)) && (sameCount <= (remoteSplit.size()-1))) && // for windows and apple do a case insensitive string compare #if defined(_WIN32) || defined(__APPLE__) SystemTools::Strucmp(localSplit[sameCount].c_str(), remoteSplit[sameCount].c_str()) == 0 #else localSplit[sameCount] == remoteSplit[sameCount] #endif ) { // put the common parts of the path into the commonPath array commonPath.push_back(localSplit[sameCount]); // erase the common parts of the path from the original path arrays localSplit[sameCount] = ""; remoteSplit[sameCount] = ""; sameCount++; } // If there is nothing in common at all then just return the full // path. This is the case only on windows when the paths have // different drive letters. On unix two full paths always at least // have the root "/" in common so we will return a relative path // that passes through the root directory. if(sameCount == 0) { return remote; } // for each entry that is not common in the local path // add a ../ to the finalpath array, this gets us out of the local // path into the remote dir for(unsigned int i = 0; i < localSplit.size(); ++i) { if(!localSplit[i].empty()) { finalPath.push_back("../"); } } // for each entry that is not common in the remote path add it // to the final path. for(kwsys_stl::vector::iterator vit = remoteSplit.begin(); vit != remoteSplit.end(); ++vit) { if(!vit->empty()) { finalPath.push_back(*vit); } } kwsys_stl::string relativePath; // result string // now turn the array of directories into a unix path by puttint / // between each entry that does not already have one for(kwsys_stl::vector::iterator vit1 = finalPath.begin(); vit1 != finalPath.end(); ++vit1) { if(!relativePath.empty() && *relativePath.rbegin() != '/') { relativePath += "/"; } relativePath += *vit1; } return relativePath; } #ifdef _WIN32 static int GetCasePathName(const kwsys_stl::string & pathIn, kwsys_stl::string & casePath) { kwsys_stl::vector path_components; SystemTools::SplitPath(pathIn, path_components); if(path_components[0].empty()) // First component always exists. { // Relative paths cannot be converted. casePath = ""; return 0; } // Start with root component. kwsys_stl::vector::size_type idx = 0; casePath = path_components[idx++]; const char* sep = ""; // If network path, fill casePath with server/share so FindFirstFile // will work after that. Maybe someday call other APIs to get // actual case of servers and shares. if(path_components.size() > 2 && path_components[0] == "//") { casePath += path_components[idx++]; casePath += "/"; casePath += path_components[idx++]; sep = "/"; } for(; idx < path_components.size(); idx++) { casePath += sep; sep = "/"; kwsys_stl::string test_str = casePath; test_str += path_components[idx]; // If path component contains wildcards, we skip matching // because these filenames are not allowed on windows, // and we do not want to match a different file. if(path_components[idx].find('*') != kwsys_stl::string::npos || path_components[idx].find('?') != kwsys_stl::string::npos) { casePath = ""; return 0; } WIN32_FIND_DATAW findData; HANDLE hFind = ::FindFirstFileW(Encoding::ToWide(test_str).c_str(), &findData); if (INVALID_HANDLE_VALUE != hFind) { casePath += Encoding::ToNarrow(findData.cFileName); ::FindClose(hFind); } else { casePath = ""; return 0; } } return (int)casePath.size(); } #endif //---------------------------------------------------------------------------- kwsys_stl::string SystemTools::GetActualCaseForPath(const char* p) { #ifndef _WIN32 return p; #else kwsys_stl::string casePath = p; // make sure drive letter is always upper case if(casePath.size() > 1 && casePath[1] == ':') { casePath[0] = toupper(casePath[0]); } // Check to see if actual case has already been called // for this path, and the result is stored in the LongPathMap SystemToolsTranslationMap::iterator i = SystemTools::LongPathMap->find(casePath); if(i != SystemTools::LongPathMap->end()) { return i->second; } int len = GetCasePathName(p, casePath); if(len == 0 || len > MAX_PATH+1) { return p; } (*SystemTools::LongPathMap)[p] = casePath; return casePath; #endif } //---------------------------------------------------------------------------- const char* SystemTools::SplitPathRootComponent(const std::string& p, kwsys_stl::string* root) { // Identify the root component. const char* c = p.c_str(); if((c[0] == '/' && c[1] == '/') || (c[0] == '\\' && c[1] == '\\')) { // Network path. if(root) { *root = "//"; } c += 2; } else if(c[0] == '/' || c[0] == '\\') { // Unix path (or Windows path w/out drive letter). if(root) { *root = "/"; } c += 1; } else if(c[0] && c[1] == ':' && (c[2] == '/' || c[2] == '\\')) { // Windows path. if(root) { (*root) = "_:/"; (*root)[0] = c[0]; } c += 3; } else if(c[0] && c[1] == ':') { // Path relative to a windows drive working directory. if(root) { (*root) = "_:"; (*root)[0] = c[0]; } c += 2; } else if(c[0] == '~') { // Home directory. The returned root should always have a // trailing slash so that appending components as // c[0]c[1]/c[2]/... works. The remaining path returned should // skip the first slash if it exists: // // "~" : root = "~/" , return "" // "~/ : root = "~/" , return "" // "~/x : root = "~/" , return "x" // "~u" : root = "~u/", return "" // "~u/" : root = "~u/", return "" // "~u/x" : root = "~u/", return "x" size_t n = 1; while(c[n] && c[n] != '/') { ++n; } if(root) { root->assign(c, n); *root += '/'; } if(c[n] == '/') { ++n; } c += n; } else { // Relative path. if(root) { *root = ""; } } // Return the remaining path. return c; } //---------------------------------------------------------------------------- void SystemTools::SplitPath(const std::string& p, kwsys_stl::vector& components, bool expand_home_dir) { const char* c; components.clear(); // Identify the root component. { kwsys_stl::string root; c = SystemTools::SplitPathRootComponent(p, &root); // Expand home directory references if requested. if(expand_home_dir && !root.empty() && root[0] == '~') { kwsys_stl::string homedir; root = root.substr(0, root.size()-1); if(root.size() == 1) { #if defined(_WIN32) && !defined(__CYGWIN__) if(const char* userp = getenv("USERPROFILE")) { homedir = userp; } else #endif if(const char* h = getenv("HOME")) { homedir = h; } } #ifdef HAVE_GETPWNAM else if(passwd* pw = getpwnam(root.c_str()+1)) { if(pw->pw_dir) { homedir = pw->pw_dir; } } #endif if(!homedir.empty() && (*homedir.rbegin() == '/' || *homedir.rbegin() == '\\')) { homedir.resize(homedir.size() - 1); } SystemTools::SplitPath(homedir, components); } else { components.push_back(root); } } // Parse the remaining components. const char* first = c; const char* last = first; for(;*last; ++last) { if(*last == '/' || *last == '\\') { // End of a component. Save it. components.push_back(kwsys_stl::string(first, last)); first = last+1; } } // Save the last component unless there were no components. if(last != c) { components.push_back(kwsys_stl::string(first, last)); } } //---------------------------------------------------------------------------- kwsys_stl::string SystemTools::JoinPath(const kwsys_stl::vector& components) { return SystemTools::JoinPath(components.begin(), components.end()); } //---------------------------------------------------------------------------- kwsys_stl::string SystemTools ::JoinPath(kwsys_stl::vector::const_iterator first, kwsys_stl::vector::const_iterator last) { // Construct result in a single string. kwsys_stl::string result; size_t len = 0; kwsys_stl::vector::const_iterator i; for(i = first; i != last; ++i) { len += 1 + i->size(); } result.reserve(len); // The first two components do not add a slash. if(first != last) { result.append(*first++); } if(first != last) { result.append(*first++); } // All remaining components are always separated with a slash. while(first != last) { result.append("/"); result.append((*first++)); } // Return the concatenated result. return result; } //---------------------------------------------------------------------------- bool SystemTools::ComparePath(const kwsys_stl::string& c1, const kwsys_stl::string& c2) { #if defined(_WIN32) || defined(__APPLE__) # ifdef _MSC_VER return _stricmp(c1.c_str(), c2.c_str()) == 0; # elif defined(__APPLE__) || defined(__GNUC__) return strcasecmp(c1.c_str(), c2.c_str()) == 0; #else return SystemTools::Strucmp(c1.c_str(), c2.c_str()) == 0; # endif #else return c1 == c2; #endif } //---------------------------------------------------------------------------- bool SystemTools::Split(const kwsys_stl::string& str, kwsys_stl::vector& lines, char separator) { 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(separator, lpos); if(rpos == kwsys_stl::string::npos) { // Line ends at end of string without a newline. lines.push_back(data.substr(lpos)); return false; } else { // Line ends in a "\n", remove the character. lines.push_back(data.substr(lpos, rpos-lpos)); } lpos = rpos+1; } return true; } //---------------------------------------------------------------------------- bool SystemTools::Split(const kwsys_stl::string& str, kwsys_stl::vector& 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) { kwsys_stl::string ret = fn.substr(0, slash_pos); if(ret.size() == 2 && ret[1] == ':') { return ret + '/'; } if(ret.empty()) { return "/"; } return ret; } 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) { #if defined(_WIN32) kwsys_stl::string::size_type slash_pos = filename.find_last_of("/\\"); #else kwsys_stl::string::size_type slash_pos = filename.rfind('/'); #endif if(slash_pos != kwsys_stl::string::npos) { return filename.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: .gz of .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::FileHasSignature(const char *filename, const char *signature, long offset) { if (!filename || !signature) { return false; } FILE *fp = Fopen(filename, "rb"); if (!fp) { return false; } fseek(fp, offset, SEEK_SET); bool res = false; size_t signature_len = strlen(signature); char *buffer = new char [signature_len]; if (fread(buffer, 1, signature_len, fp) == signature_len) { res = (!strncmp(buffer, signature, signature_len) ? true : false); } delete [] buffer; fclose(fp); return res; } SystemTools::FileTypeEnum SystemTools::DetectFileType(const char *filename, unsigned long length, double percent_bin) { if (!filename || percent_bin < 0) { return SystemTools::FileTypeUnknown; } FILE *fp = Fopen(filename, "rb"); if (!fp) { return SystemTools::FileTypeUnknown; } // Allocate buffer and read bytes unsigned char *buffer = new unsigned char [length]; size_t read_length = fread(buffer, 1, length, fp); fclose(fp); if (read_length == 0) { return SystemTools::FileTypeUnknown; } // Loop over contents and count size_t text_count = 0; const unsigned char *ptr = buffer; const unsigned char *buffer_end = buffer + read_length; while (ptr != buffer_end) { if ((*ptr >= 0x20 && *ptr <= 0x7F) || *ptr == '\n' || *ptr == '\r' || *ptr == '\t') { text_count++; } ptr++; } delete [] buffer; double current_percent_bin = (static_cast(read_length - text_count) / static_cast(read_length)); if (current_percent_bin >= percent_bin) { return SystemTools::FileTypeBinary; } return SystemTools::FileTypeText; } bool SystemTools::LocateFileInDir(const char *filename, const char *dir, kwsys_stl::string& filename_found, int try_filename_dirs) { if (!filename || !dir) { return false; } // Get the basename of 'filename' kwsys_stl::string filename_base = SystemTools::GetFilenameName(filename); // Check if 'dir' is really a directory // If win32 and matches something like C:, accept it as a dir kwsys_stl::string real_dir; if (!SystemTools::FileIsDirectory(dir)) { #if defined( _WIN32 ) size_t dir_len = strlen(dir); if (dir_len < 2 || dir[dir_len - 1] != ':') { #endif real_dir = SystemTools::GetFilenamePath(dir); dir = real_dir.c_str(); #if defined( _WIN32 ) } #endif } // Try to find the file in 'dir' bool res = false; if (!filename_base.empty() && dir) { size_t dir_len = strlen(dir); int need_slash = (dir_len && dir[dir_len - 1] != '/' && dir[dir_len - 1] != '\\'); kwsys_stl::string temp = dir; if (need_slash) { temp += "/"; } temp += filename_base; if (SystemTools::FileExists(temp)) { res = true; filename_found = temp; } // If not found, we can try harder by appending part of the file to // to the directory to look inside. // Example: if we were looking for /foo/bar/yo.txt in /d1/d2, then // try to find yo.txt in /d1/d2/bar, then /d1/d2/foo/bar, etc. else if (try_filename_dirs) { kwsys_stl::string filename_dir(filename); kwsys_stl::string filename_dir_base; kwsys_stl::string filename_dir_bases; do { filename_dir = SystemTools::GetFilenamePath(filename_dir); filename_dir_base = SystemTools::GetFilenameName(filename_dir); #if defined( _WIN32 ) if (filename_dir_base.empty() || *filename_dir_base.rbegin() == ':') #else if (filename_dir_base.empty()) #endif { break; } filename_dir_bases = filename_dir_base + "/" + filename_dir_bases; temp = dir; if (need_slash) { temp += "/"; } temp += filename_dir_bases; res = SystemTools::LocateFileInDir( filename_base.c_str(), temp.c_str(), filename_found, 0); } while (!res && !filename_dir_base.empty()); } } return res; } bool SystemTools::FileIsFullPath(const kwsys_stl::string& in_name) { return SystemTools::FileIsFullPath(in_name.c_str(), in_name.size()); } bool SystemTools::FileIsFullPath(const char* in_name) { return SystemTools::FileIsFullPath(in_name, in_name[0] ? (in_name[1] ? 2 : 1) : 0); } bool SystemTools::FileIsFullPath(const char* in_name, size_t len) { #if defined(_WIN32) || defined(__CYGWIN__) // On Windows, the name must be at least two characters long. if(len < 2) { return false; } if(in_name[1] == ':') { return true; } if(in_name[0] == '\\') { return true; } #else // On UNIX, the name must be at least one character long. if(len < 1) { return false; } #endif #if !defined(_WIN32) if(in_name[0] == '~') { return true; } #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(in_name[0] == '/') { return true; } return false; } bool SystemTools::GetShortPath(const kwsys_stl::string& path, kwsys_stl::string& shortPath) { #if defined(WIN32) && !defined(__CYGWIN__) const int size = int(path.size()) +1; // size of return char *tempPath = new char[size]; // create a buffer DWORD ret; // if the path passed in has quotes around it, first remove the quotes if (!path.empty() && path[0] == '"' && *path.rbegin() == '"') { strcpy(tempPath,path.c_str()+1); tempPath[size-2] = '\0'; } else { strcpy(tempPath,path.c_str()); } kwsys_stl::wstring wtempPath = Encoding::ToWide(tempPath); kwsys_stl::vector buffer(wtempPath.size()+1); buffer[0] = 0; ret = GetShortPathNameW(wtempPath.c_str(), &buffer[0], static_cast(wtempPath.size())); if(buffer[0] == 0 || ret > wtempPath.size()) { delete [] tempPath; return false; } else { shortPath = Encoding::ToNarrow(&buffer[0]); delete [] tempPath; return true; } #else shortPath = path; return true; #endif } void SystemTools::SplitProgramFromArgs(const char* path, kwsys_stl::string& program, kwsys_stl::string& args) { // see if this is a full path to a program // if so then set program to path and args to nothing if(SystemTools::FileExists(path)) { program = path; args = ""; return; } // Try to find the program in the path, note the program // may have spaces in its name so we have to look for it kwsys_stl::vector e; kwsys_stl::string findProg = SystemTools::FindProgram(path, e); if(!findProg.empty()) { program = findProg; args = ""; return; } // Now try and peel off space separated chunks from the end of the string // so the largest path possible is found allowing for spaces in the path kwsys_stl::string dir = path; kwsys_stl::string::size_type spacePos = dir.rfind(' '); while(spacePos != kwsys_stl::string::npos) { kwsys_stl::string tryProg = dir.substr(0, spacePos); // See if the file exists if(SystemTools::FileExists(tryProg)) { program = tryProg; // remove trailing spaces from program kwsys_stl::string::size_type pos = program.size()-1; while(program[pos] == ' ') { program.erase(pos); pos--; } args = dir.substr(spacePos, dir.size()-spacePos); return; } // Now try and find the program in the path findProg = SystemTools::FindProgram(tryProg, e); if(!findProg.empty()) { program = findProg; // remove trailing spaces from program kwsys_stl::string::size_type pos = program.size()-1; while(program[pos] == ' ') { program.erase(pos); pos--; } args = dir.substr(spacePos, dir.size()-spacePos); return; } // move past the space for the next search spacePos--; 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 kwsys_stl::string(buf); } kwsys_stl::string SystemTools::MakeCidentifier(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 OS X, 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 */, long sizeLimit /* = -1 */) { const int bufferSize = 1024; char buffer[bufferSize]; bool haveData = false; bool haveNewline = false; // Start with an empty line. line = ""; long leftToRead = sizeLimit; // Early short circuit return if stream is no good. Just return // false and the empty line. (Probably means caller tried to // create a file stream with a non-existent file name...) // if(!is) { if(has_newline) { *has_newline = false; } return false; } // If no characters are read from the stream, the end of file has // been reached. Clear the fail bit just before reading. while(!haveNewline && leftToRead != 0 && (is.clear(is.rdstate() & ~kwsys_ios::ios::failbit), is.getline(buffer, bufferSize), is.gcount() > 0)) { // We have read at least one byte. haveData = true; // If newline character was read the gcount includes the character // but the buffer does not: the end of line has been reached. size_t length = strlen(buffer); if(length < static_cast(is.gcount())) { haveNewline = true; } // Avoid storing a carriage return character. if(length > 0 && buffer[length-1] == '\r') { buffer[length-1] = 0; } // if we read too much then truncate the buffer if (leftToRead > 0) { if (static_cast(length) > leftToRead) { buffer[leftToRead-1] = 0; leftToRead = 0; } else { leftToRead -= static_cast(length); } } // Append the data read to the line. line.append(buffer); } // Return the results. if(has_newline) { *has_newline = haveNewline; } return haveData; } int SystemTools::GetTerminalWidth() { int width = -1; #ifdef HAVE_TTY_INFO struct winsize ws; char *columns; /* Unix98 environment variable */ if(ioctl(1, TIOCGWINSZ, &ws) != -1 && ws.ws_col>0 && ws.ws_row>0) { width = ws.ws_col; } if(!isatty(STDOUT_FILENO)) { width = -1; } columns = getenv("COLUMNS"); if(columns && *columns) { long t; char *endptr; t = strtol(columns, &endptr, 0); if(endptr && !*endptr && (t>0) && (t<1000)) { width = static_cast(t); } } if ( width < 9 ) { width = -1; } #endif return width; } bool SystemTools::GetPermissions(const char* file, mode_t& mode) { if ( !file ) { return false; } return SystemTools::GetPermissions(kwsys_stl::string(file), mode); } bool SystemTools::GetPermissions(const kwsys_stl::string& file, mode_t& mode) { #if defined(_WIN32) DWORD attr = GetFileAttributesW( SystemTools::ConvertToWindowsExtendedPath(file).c_str()); if(attr == INVALID_FILE_ATTRIBUTES) { return false; } if((attr & FILE_ATTRIBUTE_READONLY) != 0) { mode = (_S_IREAD | (_S_IREAD >> 3) | (_S_IREAD >> 6)); } else { mode = (_S_IWRITE | (_S_IWRITE >> 3) | (_S_IWRITE >> 6)) | (_S_IREAD | (_S_IREAD >> 3) | (_S_IREAD >> 6)); } if((attr & FILE_ATTRIBUTE_DIRECTORY) != 0) { mode |= S_IFDIR | (_S_IEXEC | (_S_IEXEC >> 3) | (_S_IEXEC >> 6)); } else { mode |= S_IFREG; } size_t dotPos = file.rfind('.'); const char* ext = dotPos == file.npos ? 0 : (file.c_str() + dotPos); if(ext && (Strucmp(ext, ".exe") == 0 || Strucmp(ext, ".com") == 0 || Strucmp(ext, ".cmd") == 0 || Strucmp(ext, ".bat") == 0)) { mode |= (_S_IEXEC | (_S_IEXEC >> 3) | (_S_IEXEC >> 6)); } #else struct stat st; if ( stat(file.c_str(), &st) < 0 ) { return false; } mode = st.st_mode; #endif return true; } bool SystemTools::SetPermissions(const char* file, mode_t mode) { if ( !file ) { return false; } return SystemTools::SetPermissions(kwsys_stl::string(file), mode); } bool SystemTools::SetPermissions(const kwsys_stl::string& file, mode_t mode) { if ( !SystemTools::FileExists(file) ) { return false; } #ifdef _WIN32 if ( _wchmod(SystemTools::ConvertToWindowsExtendedPath(file).c_str(), mode) < 0 ) #else if ( chmod(file.c_str(), mode) < 0 ) #endif { return false; } return true; } kwsys_stl::string SystemTools::GetParentDirectory(const kwsys_stl::string& fileOrDir) { return SystemTools::GetFilenamePath(fileOrDir); } bool SystemTools::IsSubDirectory(const kwsys_stl::string& cSubdir, const kwsys_stl::string& cDir) { if(cDir.empty()) { return false; } kwsys_stl::string subdir = cSubdir; kwsys_stl::string dir = cDir; SystemTools::ConvertToUnixSlashes(subdir); SystemTools::ConvertToUnixSlashes(dir); if(subdir.size() > dir.size() && subdir[dir.size()] == '/') { std::string s = subdir.substr(0, dir.size()); return SystemTools::ComparePath(s, dir); } return false; } void SystemTools::Delay(unsigned int msec) { #ifdef _WIN32 Sleep(msec); #else // The sleep function gives 1 second resolution and the usleep // function gives 1e-6 second resolution but on some platforms has a // maximum sleep time of 1 second. This could be re-implemented to // use select with masked signals or pselect to mask signals // atomically. If select is given empty sets and zero as the max // file descriptor but a non-zero timeout it can be used to block // for a precise amount of time. if(msec >= 1000) { sleep(msec / 1000); usleep((msec % 1000) * 1000); } else { usleep(msec * 1000); } #endif } kwsys_stl::string SystemTools::GetOperatingSystemNameAndVersion() { kwsys_stl::string res; #ifdef _WIN32 char buffer[256]; OSVERSIONINFOEXA osvi; BOOL bOsVersionInfoEx; // Try calling GetVersionEx using the OSVERSIONINFOEX structure. // If that fails, try using the OSVERSIONINFO structure. ZeroMemory(&osvi, sizeof(OSVERSIONINFOEXA)); osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEXA); bOsVersionInfoEx = GetVersionEx((OSVERSIONINFO *)&osvi); if (!bOsVersionInfoEx) { osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); if (!GetVersionEx((OSVERSIONINFO *)&osvi)) { return 0; } } switch (osvi.dwPlatformId) { // Test for the Windows NT product family. case VER_PLATFORM_WIN32_NT: // Test for the specific product family. if (osvi.dwMajorVersion == 6 && osvi.dwMinorVersion == 0) { #if (_MSC_VER >= 1300) if (osvi.wProductType == VER_NT_WORKSTATION) { res += "Microsoft Windows Vista"; } else { res += "Microsoft Windows Server 2008 family"; } #else res += "Microsoft Windows Vista or Windows Server 2008"; #endif } if (osvi.dwMajorVersion == 5 && osvi.dwMinorVersion == 2) { res += "Microsoft Windows Server 2003 family"; } if (osvi.dwMajorVersion == 5 && osvi.dwMinorVersion == 1) { res += "Microsoft Windows XP"; } if (osvi.dwMajorVersion == 5 && osvi.dwMinorVersion == 0) { res += "Microsoft Windows 2000"; } if (osvi.dwMajorVersion <= 4) { res += "Microsoft Windows NT"; } // Test for specific product on Windows NT 4.0 SP6 and later. if (bOsVersionInfoEx) { // Test for the workstation type. #if (_MSC_VER >= 1300) if (osvi.wProductType == VER_NT_WORKSTATION) { if (osvi.dwMajorVersion == 4) { res += " Workstation 4.0"; } else if (osvi.dwMajorVersion == 5) { if (osvi.wSuiteMask & VER_SUITE_PERSONAL) { res += " Home Edition"; } else { res += " Professional"; } } } // Test for the server type. else if (osvi.wProductType == VER_NT_SERVER) { if (osvi.dwMajorVersion == 5 && osvi.dwMinorVersion == 2) { if (osvi.wSuiteMask & VER_SUITE_DATACENTER) { res += " Datacenter Edition"; } else if (osvi.wSuiteMask & VER_SUITE_ENTERPRISE) { res += " Enterprise Edition"; } else if (osvi.wSuiteMask == VER_SUITE_BLADE) { res += " Web Edition"; } else { res += " Standard Edition"; } } else if (osvi.dwMajorVersion == 5 && osvi.dwMinorVersion == 0) { if (osvi.wSuiteMask & VER_SUITE_DATACENTER) { res += " Datacenter Server"; } else if (osvi.wSuiteMask & VER_SUITE_ENTERPRISE) { res += " Advanced Server"; } else { res += " Server"; } } else if (osvi.dwMajorVersion <= 4) // Windows NT 4.0 { if (osvi.wSuiteMask & VER_SUITE_ENTERPRISE) { res += " Server 4.0, Enterprise Edition"; } else { res += " Server 4.0"; } } } #endif // Visual Studio 7 and up } // Test for specific product on Windows NT 4.0 SP5 and earlier else { HKEY hKey; #define BUFSIZE 80 wchar_t szProductType[BUFSIZE]; DWORD dwBufLen=BUFSIZE; LONG lRet; lRet = RegOpenKeyExW( HKEY_LOCAL_MACHINE, L"SYSTEM\\CurrentControlSet\\Control\\ProductOptions", 0, KEY_QUERY_VALUE, &hKey); if (lRet != ERROR_SUCCESS) { return 0; } lRet = RegQueryValueExW(hKey, L"ProductType", NULL, NULL, (LPBYTE) szProductType, &dwBufLen); if ((lRet != ERROR_SUCCESS) || (dwBufLen > BUFSIZE)) { return 0; } RegCloseKey(hKey); if (lstrcmpiW(L"WINNT", szProductType) == 0) { res += " Workstation"; } if (lstrcmpiW(L"LANMANNT", szProductType) == 0) { res += " Server"; } if (lstrcmpiW(L"SERVERNT", szProductType) == 0) { res += " Advanced Server"; } res += " "; sprintf(buffer, "%ld", osvi.dwMajorVersion); res += buffer; res += "."; sprintf(buffer, "%ld", osvi.dwMinorVersion); res += buffer; } // Display service pack (if any) and build number. if (osvi.dwMajorVersion == 4 && lstrcmpiA(osvi.szCSDVersion, "Service Pack 6") == 0) { HKEY hKey; LONG lRet; // Test for SP6 versus SP6a. lRet = RegOpenKeyExW( HKEY_LOCAL_MACHINE, L"SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Hotfix\\Q246009", 0, KEY_QUERY_VALUE, &hKey); if (lRet == ERROR_SUCCESS) { res += " Service Pack 6a (Build "; sprintf(buffer, "%ld", osvi.dwBuildNumber & 0xFFFF); res += buffer; res += ")"; } else // Windows NT 4.0 prior to SP6a { res += " "; res += osvi.szCSDVersion; res += " (Build "; sprintf(buffer, "%ld", osvi.dwBuildNumber & 0xFFFF); res += buffer; res += ")"; } RegCloseKey(hKey); } else // Windows NT 3.51 and earlier or Windows 2000 and later { res += " "; res += osvi.szCSDVersion; res += " (Build "; sprintf(buffer, "%ld", osvi.dwBuildNumber & 0xFFFF); res += buffer; res += ")"; } break; // Test for the Windows 95 product family. case VER_PLATFORM_WIN32_WINDOWS: if (osvi.dwMajorVersion == 4 && osvi.dwMinorVersion == 0) { res += "Microsoft Windows 95"; if (osvi.szCSDVersion[1] == 'C' || osvi.szCSDVersion[1] == 'B') { res += " OSR2"; } } if (osvi.dwMajorVersion == 4 && osvi.dwMinorVersion == 10) { res += "Microsoft Windows 98"; if (osvi.szCSDVersion[1] == 'A') { res += " SE"; } } if (osvi.dwMajorVersion == 4 && osvi.dwMinorVersion == 90) { res += "Microsoft Windows Millennium Edition"; } break; case VER_PLATFORM_WIN32s: res += "Microsoft Win32s"; break; } #endif return res; } // ---------------------------------------------------------------------- bool SystemTools::ParseURLProtocol( const kwsys_stl::string& URL, kwsys_stl::string& protocol, kwsys_stl::string& dataglom ) { // match 0 entire url // match 1 protocol // match 2 dataglom following protocol:// kwsys::RegularExpression urlRe( VTK_URL_PROTOCOL_REGEX ); if ( ! urlRe.find( URL ) ) return false; protocol = urlRe.match( 1 ); dataglom = urlRe.match( 2 ); return true; } // ---------------------------------------------------------------------- bool SystemTools::ParseURL( const kwsys_stl::string& URL, kwsys_stl::string& protocol, kwsys_stl::string& username, kwsys_stl::string& password, kwsys_stl::string& hostname, kwsys_stl::string& dataport, kwsys_stl::string& database ) { kwsys::RegularExpression urlRe( VTK_URL_REGEX ); if ( ! urlRe.find( URL ) ) return false; // match 0 URL // match 1 protocol // match 2 mangled user // match 3 username // match 4 mangled password // match 5 password // match 6 hostname // match 7 mangled port // match 8 dataport // match 9 database name protocol = urlRe.match( 1 ); username = urlRe.match( 3 ); password = urlRe.match( 5 ); hostname = urlRe.match( 6 ); dataport = urlRe.match( 8 ); database = urlRe.match( 9 ); return true; } // ---------------------------------------------------------------------- // These must NOT be initialized. Default initialization to zero is // necessary. static unsigned int SystemToolsManagerCount; SystemToolsTranslationMap *SystemTools::TranslationMap; SystemToolsTranslationMap *SystemTools::LongPathMap; #ifdef __CYGWIN__ SystemToolsTranslationMap *SystemTools::Cyg2Win32Map; #endif // SystemToolsManager manages the SystemTools singleton. // SystemToolsManager should be included in any translation unit // that will use SystemTools or that implements the singleton // pattern. It makes sure that the SystemTools singleton is created // before and destroyed after all other singletons in CMake. SystemToolsManager::SystemToolsManager() { if(++SystemToolsManagerCount == 1) { SystemTools::ClassInitialize(); } } SystemToolsManager::~SystemToolsManager() { if(--SystemToolsManagerCount == 0) { SystemTools::ClassFinalize(); } } #if defined(__VMS) // On VMS we configure the run time C library to be more UNIX like. // http://h71000.www7.hp.com/doc/732final/5763/5763pro_004.html extern "C" int decc$feature_get_index(char *name); extern "C" int decc$feature_set_value(int index, int mode, int value); static int SetVMSFeature(char* name, int value) { int i; errno = 0; i = decc$feature_get_index(name); return i >= 0 && (decc$feature_set_value(i, 1, value) >= 0 || errno == 0); } #endif void SystemTools::ClassInitialize() { #ifdef __VMS SetVMSFeature("DECC$FILENAME_UNIX_ONLY", 1); #endif // Allocate the translation map first. SystemTools::TranslationMap = new SystemToolsTranslationMap; SystemTools::LongPathMap = new SystemToolsTranslationMap; #ifdef __CYGWIN__ SystemTools::Cyg2Win32Map = new SystemToolsTranslationMap; #endif // Add some special translation paths for unix. These are not added // for windows because drive letters need to be maintained. Also, // there are not sym-links and mount points on windows anyway. #if !defined(_WIN32) || defined(__CYGWIN__) // The tmp path is frequently a logical path so always keep it: SystemTools::AddKeepPath("/tmp/"); // If the current working directory is a logical path then keep the // logical name. if(const char* pwd = getenv("PWD")) { char buf[2048]; if(const char* cwd = Getcwd(buf, 2048)) { // The current working directory may be a logical path. Find // the shortest logical path that still produces the correct // physical path. kwsys_stl::string cwd_changed; kwsys_stl::string pwd_changed; // Test progressively shorter logical-to-physical mappings. kwsys_stl::string pwd_str = pwd; kwsys_stl::string cwd_str = cwd; kwsys_stl::string pwd_path; Realpath(pwd, pwd_path); while(cwd_str == pwd_path && cwd_str != pwd_str) { // The current pair of paths is a working logical mapping. cwd_changed = cwd_str; pwd_changed = pwd_str; // Strip off one directory level and see if the logical // mapping still works. pwd_str = SystemTools::GetFilenamePath(pwd_str); cwd_str = SystemTools::GetFilenamePath(cwd_str); Realpath(pwd_str.c_str(), pwd_path); } // Add the translation to keep the logical path name. if(!cwd_changed.empty() && !pwd_changed.empty()) { SystemTools::AddTranslationPath(cwd_changed, pwd_changed); } } } #endif } void SystemTools::ClassFinalize() { delete SystemTools::TranslationMap; delete SystemTools::LongPathMap; #ifdef __CYGWIN__ delete SystemTools::Cyg2Win32Map; #endif } } // namespace KWSYS_NAMESPACE #if defined(_MSC_VER) && defined(_DEBUG) # include # include # include namespace KWSYS_NAMESPACE { static int SystemToolsDebugReport(int, char* message, int*) { fprintf(stderr, "%s", message); fflush(stderr); return 1; // no further reporting required } void SystemTools::EnableMSVCDebugHook() { if (getenv("DART_TEST_FROM_DART") || getenv("DASHBOARD_TEST_FROM_CTEST")) { _CrtSetReportHook(SystemToolsDebugReport); } } } // namespace KWSYS_NAMESPACE #else namespace KWSYS_NAMESPACE { void SystemTools::EnableMSVCDebugHook() {} } // namespace KWSYS_NAMESPACE #endif