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-rw-r--r--Source/kwsys/SystemTools.cxx4856
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diff --git a/Source/kwsys/SystemTools.cxx b/Source/kwsys/SystemTools.cxx
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+++ b/Source/kwsys/SystemTools.cxx
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+/*============================================================================
+ 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(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 "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 <ctype.h>
+#include <errno.h>
+#ifdef __QNX__
+# include <malloc.h> /* for malloc/free on QNX */
+#endif
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/stat.h>
+#include <time.h>
+
+// support for realpath call
+#ifndef _WIN32
+#include <sys/time.h>
+#include <utime.h>
+#include <limits.h>
+#include <sys/wait.h>
+#include <sys/ioctl.h>
+#include <unistd.h>
+#include <pwd.h>
+#ifndef __VMS
+#include <sys/param.h>
+#include <termios.h>
+#endif
+#include <signal.h> /* sigprocmask */
+#endif
+
+// Windows API.
+#if defined(_WIN32)
+# include <windows.h>
+#elif defined (__CYGWIN__)
+# include <windows.h>
+# undef _WIN32
+#endif
+
+#if !KWSYS_CXX_HAS_ENVIRON_IN_STDLIB_H
+extern char **environ;
+#endif
+
+#ifdef __CYGWIN__
+extern "C" void cygwin_conv_to_win32_path(const char *path, char *win32_path);
+#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 <sys/utime.h>
+#else
+#include <utime.h>
+#endif
+
+
+// This is a hack to prevent warnings about these functions being
+// declared but not referenced.
+#if defined(__sgi) && !defined(__GNUC__)
+# include <sys/termios.h>
+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 <io.h>
+#include <direct.h>
+#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 <direct.h>
+#define _mkdir mkdir
+#define _rmdir rmdir
+#define _getcwd getcwd
+#define _chdir chdir
+#endif
+
+#if defined(__HAIKU__)
+#include <os/kernel/OS.h>
+#include <os/storage/Path.h>
+#endif
+
+#if defined(__BEOS__) && !defined(__ZETA__) && !defined(__HAIKU__)
+#include <be/kernel/OS.h>
+#include <be/storage/Path.h>
+
+// 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
+
+#if defined(_WIN32) && (defined(_MSC_VER) || defined(__WATCOMC__) || defined(__BORLANDC__) || defined(__MINGW32__))
+inline int Mkdir(const char* dir)
+{
+ return _mkdir(dir);
+}
+inline int Rmdir(const char* dir)
+{
+ return _rmdir(dir);
+}
+inline const char* Getcwd(char* buf, unsigned int len)
+{
+ const char* ret = _getcwd(buf, len);
+ if(!ret)
+ {
+ fprintf(stderr, "No current working directory.\n");
+ abort();
+ }
+ // make sure the drive letter is capital
+ if(strlen(buf) > 1 && buf[1] == ':')
+ {
+ buf[0] = toupper(buf[0]);
+ }
+ return ret;
+}
+inline int Chdir(const char* dir)
+{
+ #if defined(__BORLANDC__)
+ return chdir(dir);
+ #else
+ return _chdir(dir);
+ #endif
+}
+inline void Realpath(const char *path, kwsys_stl::string & resolved_path)
+{
+ char *ptemp;
+ char fullpath[MAX_PATH];
+ if( GetFullPathName(path, sizeof(fullpath), fullpath, &ptemp) )
+ {
+ resolved_path = fullpath;
+ KWSYS_NAMESPACE::SystemTools::ConvertToUnixSlashes(resolved_path);
+ }
+ else
+ {
+ resolved_path = path;
+ }
+}
+#else
+#include <sys/types.h>
+#include <fcntl.h>
+#include <unistd.h>
+inline int Mkdir(const char* dir)
+{
+ return mkdir(dir, 00777);
+}
+inline int Rmdir(const char* dir)
+{
+ return rmdir(dir);
+}
+inline const char* Getcwd(char* buf, unsigned int len)
+{
+ const char* ret = getcwd(buf, len);
+ if(!ret)
+ {
+ fprintf(stderr, "No current working directory\n");
+ abort();
+ }
+ return ret;
+}
+
+inline int Chdir(const char* dir)
+{
+ return chdir(dir);
+}
+inline void Realpath(const char *path, kwsys_stl::string & resolved_path)
+{
+ char resolved_name[KWSYS_SYSTEMTOOLS_MAXPATH];
+
+ char *ret = realpath(path, 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<kwsys_stl::string,kwsys_stl::string>
+{
+};
+
+// adds the elements of the env variable path to the arg passed in
+void SystemTools::GetPath(kwsys_stl::vector<kwsys_stl::string>& 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[pathEnv.length()-1] != pathSep[0])
+ {
+ 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<kwsys_stl::string>::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<const char*, kwsysEnvCompare>
+{
+ class Free
+ {
+ const char* Env;
+ public:
+ Free(const char* env): Env(env) {}
+ ~Free() { free(const_cast<char*>(this->Env)); }
+ };
+public:
+ typedef kwsys_stl::set<const char*, kwsysEnvCompare> derived;
+ ~kwsysEnv()
+ {
+ for(derived::iterator i = this->begin(); i != this->end(); ++i)
+ {
+ kwsysUnPutEnv(*i);
+ free(const_cast<char*>(*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<void>(oldEnv);
+ char* newEnv = strdup(env);
+ this->insert(newEnv);
+ return putenv(newEnv) == 0;
+ }
+ bool UnPut(const char* env)
+ {
+ Free oldEnv(this->Release(env));
+ static_cast<void>(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
+}
+
+
+bool SystemTools::MakeDirectory(const char* path)
+{
+ if(!path)
+ {
+ return false;
+ }
+ if(SystemTools::FileExists(path))
+ {
+ return true;
+ }
+ kwsys_stl::string dir = path;
+ if(dir.size() == 0)
+ {
+ return false;
+ }
+ SystemTools::ConvertToUnixSlashes(dir);
+
+ kwsys_stl::string::size_type pos = dir.find(':');
+ if(pos == kwsys_stl::string::npos)
+ {
+ pos = 0;
+ }
+ kwsys_stl::string topdir;
+ while((pos = dir.find('/', pos)) != kwsys_stl::string::npos)
+ {
+ topdir = dir.substr(0, pos);
+ Mkdir(topdir.c_str());
+ pos++;
+ }
+ if(dir[dir.size()-1] == '/')
+ {
+ topdir = dir.substr(0, dir.size());
+ }
+ else
+ {
+ topdir = dir;
+ }
+ if(Mkdir(topdir.c_str()) != 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<char *>(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 DWORD SystemToolsMakeRegistryMode(DWORD mode,
+ SystemTools::KeyWOW64 view)
+{
+ // only add the modes when on a system that supports Wow64.
+ static FARPROC wow64p = GetProcAddress(GetModuleHandle("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
+
+// 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;
+ kwsys_stl::string primary = key;
+ kwsys_stl::string second;
+ kwsys_stl::string valuename;
+
+ 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);
+
+ HKEY primaryKey = HKEY_CURRENT_USER;
+ 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;
+ }
+
+ HKEY hKey;
+ if(RegOpenKeyEx(primaryKey,
+ second.c_str(),
+ 0,
+ SystemToolsMakeRegistryMode(KEY_READ, view),
+ &hKey) != ERROR_SUCCESS)
+ {
+ return false;
+ }
+ else
+ {
+ DWORD dwType, dwSize;
+ dwSize = 1023;
+ char data[1024];
+ if(RegQueryValueEx(hKey,
+ (LPTSTR)valuename.c_str(),
+ NULL,
+ &dwType,
+ (BYTE *)data,
+ &dwSize) == ERROR_SUCCESS)
+ {
+ if (dwType == REG_SZ)
+ {
+ value = data;
+ valueset = true;
+ }
+ else if (dwType == REG_EXPAND_SZ)
+ {
+ char expanded[1024];
+ DWORD dwExpandedSize = sizeof(expanded)/sizeof(expanded[0]);
+ if(ExpandEnvironmentStrings(data, expanded, dwExpandedSize))
+ {
+ value = 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)
+{
+ kwsys_stl::string primary = key;
+ kwsys_stl::string second;
+ kwsys_stl::string valuename;
+
+ 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);
+
+ HKEY primaryKey = HKEY_CURRENT_USER;
+ 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;
+ }
+
+ HKEY hKey;
+ DWORD dwDummy;
+ char lpClass[] = "";
+ if(RegCreateKeyEx(primaryKey,
+ second.c_str(),
+ 0,
+ lpClass,
+ REG_OPTION_NON_VOLATILE,
+ SystemToolsMakeRegistryMode(KEY_WRITE, view),
+ NULL,
+ &hKey,
+ &dwDummy) != ERROR_SUCCESS)
+ {
+ return false;
+ }
+
+ if(RegSetValueEx(hKey,
+ (LPTSTR)valuename.c_str(),
+ 0,
+ REG_SZ,
+ (CONST BYTE *)value,
+ (DWORD)(strlen(value) + 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)
+{
+ kwsys_stl::string primary = key;
+ kwsys_stl::string second;
+ kwsys_stl::string valuename;
+
+ 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);
+
+ HKEY primaryKey = HKEY_CURRENT_USER;
+ 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;
+ }
+
+ HKEY hKey;
+ if(RegOpenKeyEx(primaryKey,
+ 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 char* file1, const char* file2)
+{
+#ifdef _WIN32
+ HANDLE hFile1, hFile2;
+
+ hFile1 = CreateFile( file1,
+ GENERIC_READ,
+ FILE_SHARE_READ ,
+ NULL,
+ OPEN_EXISTING,
+ FILE_FLAG_BACKUP_SEMANTICS,
+ NULL
+ );
+ hFile2 = CreateFile( file2,
+ GENERIC_READ,
+ FILE_SHARE_READ,
+ NULL,
+ OPEN_EXISTING,
+ FILE_FLAG_BACKUP_SEMANTICS,
+ NULL
+ );
+ if( hFile1 == INVALID_HANDLE_VALUE || hFile2 == INVALID_HANDLE_VALUE)
+ {
+ if(hFile1 != INVALID_HANDLE_VALUE)
+ {
+ CloseHandle(hFile1);
+ }
+ if(hFile2 != INVALID_HANDLE_VALUE)
+ {
+ CloseHandle(hFile2);
+ }
+ return false;
+ }
+
+ BY_HANDLE_FILE_INFORMATION fiBuf1;
+ BY_HANDLE_FILE_INFORMATION fiBuf2;
+ GetFileInformationByHandle( hFile1, &fiBuf1 );
+ GetFileInformationByHandle( hFile2, &fiBuf2 );
+ CloseHandle(hFile1);
+ CloseHandle(hFile2);
+ return (fiBuf1.dwVolumeSerialNumber == fiBuf2.dwVolumeSerialNumber &&
+ fiBuf1.nFileIndexHigh == fiBuf2.nFileIndexHigh &&
+ fiBuf1.nFileIndexLow == fiBuf2.nFileIndexLow);
+#else
+ struct stat fileStat1, fileStat2;
+ if (stat(file1, &fileStat1) == 0 && stat(file2, &fileStat2) == 0)
+ {
+ // see if the files are the same file
+ // check the device inode and size
+ if(memcmp(&fileStat2.st_dev, &fileStat1.st_dev, sizeof(fileStat1.st_dev)) == 0 &&
+ memcmp(&fileStat2.st_ino, &fileStat1.st_ino, sizeof(fileStat1.st_ino)) == 0 &&
+ fileStat2.st_size == fileStat1.st_size
+ )
+ {
+ return true;
+ }
+ }
+ return false;
+#endif
+}
+
+//----------------------------------------------------------------------------
+#if defined(_WIN32) || defined(__CYGWIN__)
+static bool WindowsFileExists(const char* filename)
+{
+ WIN32_FILE_ATTRIBUTE_DATA fd;
+ return GetFileAttributesExA(filename, GetFileExInfoStandard, &fd) != 0;
+}
+#endif
+
+//----------------------------------------------------------------------------
+bool SystemTools::FileExists(const char* filename)
+{
+ if(!(filename && *filename))
+ {
+ return false;
+ }
+#if defined(__CYGWIN__)
+ // Convert filename to native windows path if possible.
+ char winpath[MAX_PATH];
+ if(SystemTools::PathCygwinToWin32(filename, winpath))
+ {
+ return WindowsFileExists(winpath);
+ }
+ return access(filename, R_OK) == 0;
+#elif defined(_WIN32)
+ return WindowsFileExists(filename);
+#else
+ return access(filename, 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;
+}
+
+//----------------------------------------------------------------------------
+#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
+ {
+ cygwin_conv_to_win32_path(path, win32_path);
+ SystemToolsTranslationMap::value_type entry(path, win32_path);
+ SystemTools::Cyg2Win32Map->insert(entry);
+ }
+ return win32_path[0] != 0;
+}
+#endif
+
+bool SystemTools::Touch(const char* filename, bool create)
+{
+ if(create && !SystemTools::FileExists(filename))
+ {
+ FILE* file = fopen(filename, "a+b");
+ if(file)
+ {
+ fclose(file);
+ return true;
+ }
+ return false;
+ }
+#ifdef _MSC_VER
+#define utime _utime
+#define utimbuf _utimbuf
+#endif
+ struct stat fromStat;
+ if(stat(filename, &fromStat) < 0)
+ {
+ return false;
+ }
+ struct utimbuf buf;
+ buf.actime = fromStat.st_atime;
+ buf.modtime = static_cast<time_t>(SystemTools::GetTime());
+ if(utime(filename, &buf) < 0)
+ {
+ return false;
+ }
+ return true;
+}
+
+bool SystemTools::FileTimeCompare(const char* f1, const char* 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, &s1) != 0)
+ {
+ return false;
+ }
+ struct stat s2;
+ if(stat(f2, &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(!GetFileAttributesEx(f1, GetFileExInfoStandard, &f1d))
+ {
+ return false;
+ }
+ if(!GetFileAttributesEx(f2, 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.size() == 0)
+ {
+ return n;
+ }
+ n.resize(s.size());
+ n[0] = static_cast<kwsys_stl::string::value_type>(toupper(s[0]));
+ for (size_t i = 1; i < s.size(); i++)
+ {
+ n[i] = static_cast<kwsys_stl::string::value_type>(tolower(s[i]));
+ }
+ return n;
+}
+
+// Return 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<kwsys_stl::string::value_type>(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<kwsys_stl::string::value_type>(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.size())
+ {
+ 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<kwsys_stl::string::value_type>(tolower(s[i]));
+ }
+ return n;
+}
+
+// Return a lower case string
+kwsys_stl::string SystemTools::UpperCase(const kwsys_stl::string& s)
+{
+ kwsys_stl::string n;
+ n.resize(s.size());
+ for (size_t i = 0; i < s.size(); i++)
+ {
+ n[i] = static_cast<kwsys_stl::string::value_type>(toupper(s[i]));
+ }
+ return n;
+}
+
+// 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 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 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<kwsys::String> SystemTools::SplitString(const char* p, char sep, bool isPath)
+{
+ kwsys_stl::string path = p;
+ kwsys_stl::vector<kwsys::String> 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<void>(va_arg(ap, double));
+ } break;
+ default:
+ {
+ // Assume the argument contributes no more than 64 characters.
+ length += 64;
+
+ // Eat the argument.
+ static_cast<void>(va_arg(ap, int));
+ } break;
+ }
+ }
+
+ // Move past the characters just tested.
+ ++cur;
+ }
+ }
+
+ return static_cast<int>(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();
+ if(path.size() > 1 && *(pathCString+(path.size()-1)) == '/')
+ {
+ // if it is c:/ then do not remove the trailing slash
+ if(!((path.size() == 3 && pathCString[1] == ':')))
+ {
+ path = path.substr(0, path.size()-1);
+ }
+ }
+ }
+}
+
+// change // to /, and escape any spaces in the path
+kwsys_stl::string SystemTools::ConvertToUnixOutputPath(const char* path)
+{
+ kwsys_stl::string ret = path;
+
+ // remove // except at the beginning might be a cygwin drive
+ kwsys_stl::string::size_type pos=1;
+ while((pos = ret.find("//", pos)) != kwsys_stl::string::npos)
+ {
+ ret.erase(pos, 1);
+ }
+ // 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 char* path)
+{
+#if defined(_WIN32) && !defined(__CYGWIN__)
+ return SystemTools::ConvertToWindowsOutputPath(path);
+#else
+ return SystemTools::ConvertToUnixOutputPath(path);
+#endif
+}
+
+// remove double slashes not at the start
+kwsys_stl::string SystemTools::ConvertToWindowsOutputPath(const char* path)
+{
+ kwsys_stl::string ret;
+ // make it big enough for all of path and double quotes
+ ret.reserve(strlen(path)+3);
+ // put path into the string
+ ret.assign(path);
+ 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<kwsys_stl::string::size_type>(0),
+ static_cast<kwsys_stl::string::size_type>(1), '\"');
+ ret.append(1, '\"');
+ }
+ return ret;
+}
+
+bool SystemTools::CopyFileIfDifferent(const char* source,
+ const char* 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.c_str()))
+ {
+ 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 char* source,
+ const char* destination)
+{
+ struct stat statSource;
+ if (stat(source, &statSource) != 0)
+ {
+ return true;
+ }
+
+ struct stat statDestination;
+ if (stat(destination, &statDestination) != 0)
+ {
+ return true;
+ }
+
+ if(statSource.st_size != statDestination.st_size)
+ {
+ return true;
+ }
+
+ if(statSource.st_size == 0)
+ {
+ return false;
+ }
+
+#if defined(_WIN32) || defined(__CYGWIN__)
+ kwsys_ios::ifstream finSource(source, (kwsys_ios::ios::binary |
+ kwsys_ios::ios::in));
+ kwsys_ios::ifstream finDestination(destination, (kwsys_ios::ios::binary |
+ kwsys_ios::ios::in));
+#else
+ kwsys_ios::ifstream finSource(source);
+ kwsys_ios::ifstream finDestination(destination);
+#endif
+ if(!finSource || !finDestination)
+ {
+ return true;
+ }
+
+ // Compare the files a block at a time.
+ char source_buf[KWSYS_ST_BUFFER];
+ char dest_buf[KWSYS_ST_BUFFER];
+ off_t nleft = statSource.st_size;
+ while(nleft > 0)
+ {
+ // Read a block from each file.
+ kwsys_ios::streamsize nnext = (nleft > KWSYS_ST_BUFFER)? KWSYS_ST_BUFFER : static_cast<kwsys_ios::streamsize>(nleft);
+ finSource.read(source_buf, nnext);
+ finDestination.read(dest_buf, nnext);
+
+ // If either failed to read assume they are different.
+ if(static_cast<kwsys_ios::streamsize>(finSource.gcount()) != nnext ||
+ static_cast<kwsys_ios::streamsize>(finDestination.gcount()) != nnext)
+ {
+ return true;
+ }
+
+ // If this block differs the file differs.
+ if(memcmp(static_cast<const void*>(source_buf),
+ static_cast<const void*>(dest_buf),
+ static_cast<size_t>(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 char* source, const char* 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 new_destination;
+ if(SystemTools::FileExists(destination) &&
+ SystemTools::FileIsDirectory(destination))
+ {
+ new_destination = destination;
+ SystemTools::ConvertToUnixSlashes(new_destination);
+ new_destination += '/';
+ kwsys_stl::string source_name = source;
+ new_destination += SystemTools::GetFilenameName(source_name);
+ destination = new_destination.c_str();
+ }
+
+ // Create destination directory
+
+ kwsys_stl::string destination_dir = destination;
+ destination_dir = SystemTools::GetFilenamePath(destination_dir);
+ SystemTools::MakeDirectory(destination_dir.c_str());
+
+ // Open files
+
+#if defined(_WIN32) || defined(__CYGWIN__)
+ kwsys_ios::ifstream fin(source,
+ kwsys_ios::ios::binary | kwsys_ios::ios::in);
+#else
+ kwsys_ios::ifstream fin(source);
+#endif
+ if(!fin)
+ {
+ return false;
+ }
+
+ // 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(destination);
+
+#if defined(_WIN32) || defined(__CYGWIN__)
+ kwsys_ios::ofstream fout(destination,
+ kwsys_ios::ios::binary | kwsys_ios::ios::out | kwsys_ios::ios::trunc);
+#else
+ kwsys_ios::ofstream fout(destination,
+ kwsys_ios::ios::out | kwsys_ios::ios::trunc);
+#endif
+ if(!fout)
+ {
+ return false;
+ }
+
+ // This copy loop is very sensitive on certain platforms with
+ // slightly broken stream libraries (like HPUX). Normally, it is
+ // incorrect to not check the error condition on the fin.read()
+ // before using the data, but the fin.gcount() will be zero if an
+ // error occurred. Therefore, the loop should be safe everywhere.
+ while(fin)
+ {
+ fin.read(buffer, bufferSize);
+ if(fin.gcount())
+ {
+ fout.write(buffer, fin.gcount());
+ }
+ }
+
+ // Make sure the operating system has finished writing the file
+ // before closing it. This will ensure the file is finished before
+ // the check below.
+ fout.flush();
+
+ fin.close();
+ fout.close();
+
+ if(!fout)
+ {
+ return false;
+ }
+ if ( perms )
+ {
+ if ( !SystemTools::SetPermissions(destination, perm) )
+ {
+ return false;
+ }
+ }
+ return true;
+}
+
+//----------------------------------------------------------------------------
+bool SystemTools::CopyAFile(const char* source, const char* 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 char* source, const char* destination,
+ bool always)
+{
+ Directory dir;
+ dir.Load(source);
+ size_t fileNum;
+ if ( !SystemTools::MakeDirectory(destination) )
+ {
+ return false;
+ }
+ for (fileNum = 0; fileNum < dir.GetNumberOfFiles(); ++fileNum)
+ {
+ if (strcmp(dir.GetFile(static_cast<unsigned long>(fileNum)),".") &&
+ strcmp(dir.GetFile(static_cast<unsigned long>(fileNum)),".."))
+ {
+ kwsys_stl::string fullPath = source;
+ fullPath += "/";
+ fullPath += dir.GetFile(static_cast<unsigned long>(fileNum));
+ if(SystemTools::FileIsDirectory(fullPath.c_str()))
+ {
+ kwsys_stl::string fullDestPath = destination;
+ fullDestPath += "/";
+ fullDestPath += dir.GetFile(static_cast<unsigned long>(fileNum));
+ if (!SystemTools::CopyADirectory(fullPath.c_str(),
+ fullDestPath.c_str(),
+ always))
+ {
+ return false;
+ }
+ }
+ else
+ {
+ if(!SystemTools::CopyAFile(fullPath.c_str(), destination, always))
+ {
+ return false;
+ }
+ }
+ }
+ }
+
+ return true;
+}
+
+
+// return size of file; also returns zero if no file exists
+unsigned long SystemTools::FileLength(const char* filename)
+{
+ struct stat fs;
+ if (stat(filename, &fs) != 0)
+ {
+ return 0;
+ }
+ else
+ {
+ return static_cast<unsigned long>(fs.st_size);
+ }
+}
+
+int SystemTools::Strucmp(const char *s1, const char *s2)
+{
+ // lifted from Graphvis http://www.graphviz.org
+ while ((*s1 != '\0')
+ && (tolower(*s1) == tolower(*s2)))
+ {
+ s1++;
+ s2++;
+ }
+
+ return tolower(*s1) - tolower(*s2);
+}
+
+// return file's modified time
+long int SystemTools::ModifiedTime(const char* filename)
+{
+ struct stat fs;
+ if (stat(filename, &fs) != 0)
+ {
+ return 0;
+ }
+ else
+ {
+ return static_cast<long int>(fs.st_mtime);
+ }
+}
+
+// return file's creation time
+long int SystemTools::CreationTime(const char* filename)
+{
+ struct stat fs;
+ if (stat(filename, &fs) != 0)
+ {
+ return 0;
+ }
+ else
+ {
+ return fs.st_ctime >= 0 ? static_cast<long int>(fs.st_ctime) : 0;
+ }
+}
+
+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<int>((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<int>((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 char* 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
+ bool res = unlink(source) != 0 ? false : true;
+#ifdef _WIN32
+ if ( !res )
+ {
+ SystemTools::SetPermissions(source, mode);
+ }
+#endif
+ return res;
+}
+
+bool SystemTools::RemoveADirectory(const char* 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;
+ dir.Load(source);
+ size_t fileNum;
+ for (fileNum = 0; fileNum < dir.GetNumberOfFiles(); ++fileNum)
+ {
+ if (strcmp(dir.GetFile(static_cast<unsigned long>(fileNum)),".") &&
+ strcmp(dir.GetFile(static_cast<unsigned long>(fileNum)),".."))
+ {
+ kwsys_stl::string fullPath = source;
+ fullPath += "/";
+ fullPath += dir.GetFile(static_cast<unsigned long>(fileNum));
+ if(SystemTools::FileIsDirectory(fullPath.c_str()) &&
+ !SystemTools::FileIsSymlink(fullPath.c_str()))
+ {
+ if (!SystemTools::RemoveADirectory(fullPath.c_str()))
+ {
+ return false;
+ }
+ }
+ else
+ {
+ if(!SystemTools::RemoveFile(fullPath.c_str()))
+ {
+ 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<kwsys_stl::string>& userPaths,
+ bool no_system_path)
+{
+ // Add the system search path to our path first
+ kwsys_stl::vector<kwsys_stl::string> path;
+ if (!no_system_path)
+ {
+ SystemTools::GetPath(path, "CMAKE_FILE_PATH");
+ SystemTools::GetPath(path);
+ }
+ // now add the additional paths
+ {
+ for(kwsys_stl::vector<kwsys_stl::string>::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<kwsys_stl::string>::iterator i = path.begin();
+ i != path.end(); ++i)
+ {
+ kwsys_stl::string& p = *i;
+ if(p.empty() || p[p.size()-1] != '/')
+ {
+ p += "/";
+ }
+ }
+ }
+ // now look for the file
+ kwsys_stl::string tryPath;
+ for(kwsys_stl::vector<kwsys_stl::string>::const_iterator p = path.begin();
+ p != path.end(); ++p)
+ {
+ tryPath = *p;
+ tryPath += name;
+ if(SystemTools::FileExists(tryPath.c_str()))
+ {
+ 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<kwsys_stl::string>& userPaths,
+ bool no_system_path)
+{
+ kwsys_stl::string tryPath = SystemTools::FindName(name, userPaths, no_system_path);
+ if(tryPath != "" && !SystemTools::FileIsDirectory(tryPath.c_str()))
+ {
+ return SystemTools::CollapseFullPath(tryPath.c_str());
+ }
+ // 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<kwsys_stl::string>& userPaths,
+ bool no_system_path)
+{
+ kwsys_stl::string tryPath = SystemTools::FindName(name, userPaths, no_system_path);
+ if(tryPath != "" && SystemTools::FileIsDirectory(tryPath.c_str()))
+ {
+ return SystemTools::CollapseFullPath(tryPath.c_str());
+ }
+ // Couldn't find the file.
+ return "";
+}
+
+/**
+ * Find the executable with the given name. Searches the given path and then
+ * the system search path. Returns the full path to the executable if it is
+ * found. Otherwise, the empty string is returned.
+ */
+kwsys_stl::string SystemTools::FindProgram(
+ const char* nameIn,
+ const kwsys_stl::vector<kwsys_stl::string>& userPaths,
+ bool no_system_path)
+{
+ if(!nameIn || !*nameIn)
+ {
+ return "";
+ }
+ kwsys_stl::string name = nameIn;
+ kwsys_stl::vector<kwsys_stl::string> 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
+ if(extensions.size())
+ {
+ for(kwsys_stl::vector<kwsys_stl::string>::iterator i =
+ extensions.begin(); i != extensions.end(); ++i)
+ {
+ tryPath = name;
+ tryPath += *i;
+ if(SystemTools::FileExists(tryPath.c_str()) &&
+ !SystemTools::FileIsDirectory(tryPath.c_str()))
+ {
+ return SystemTools::CollapseFullPath(tryPath.c_str());
+ }
+ }
+ }
+ // now try just the name
+ tryPath = name;
+ if(SystemTools::FileExists(tryPath.c_str()) &&
+ !SystemTools::FileIsDirectory(tryPath.c_str()))
+ {
+ return SystemTools::CollapseFullPath(tryPath.c_str());
+ }
+ // now construct the path
+ kwsys_stl::vector<kwsys_stl::string> 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<kwsys_stl::string>::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<kwsys_stl::string>::iterator i = path.begin();
+ i != path.end(); ++i)
+ {
+ kwsys_stl::string& p = *i;
+ if(p.empty() || p[p.size()-1] != '/')
+ {
+ p += "/";
+ }
+ }
+ }
+ // Try each path
+ for(kwsys_stl::vector<kwsys_stl::string>::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
+ if(extensions.size())
+ {
+ for(kwsys_stl::vector<kwsys_stl::string>::iterator ext
+ = extensions.begin(); ext != extensions.end(); ++ext)
+ {
+ tryPath = *p;
+ tryPath += name;
+ tryPath += *ext;
+ if(SystemTools::FileExists(tryPath.c_str()) &&
+ !SystemTools::FileIsDirectory(tryPath.c_str()))
+ {
+ return SystemTools::CollapseFullPath(tryPath.c_str());
+ }
+ }
+ }
+ // now try it without them
+ tryPath = *p;
+ tryPath += name;
+ if(SystemTools::FileExists(tryPath.c_str()) &&
+ !SystemTools::FileIsDirectory(tryPath.c_str()))
+ {
+ return SystemTools::CollapseFullPath(tryPath.c_str());
+ }
+ }
+ // Couldn't find the program.
+ return "";
+}
+
+kwsys_stl::string SystemTools::FindProgram(
+ const kwsys_stl::vector<kwsys_stl::string>& names,
+ const kwsys_stl::vector<kwsys_stl::string>& path,
+ bool noSystemPath)
+{
+ for(kwsys_stl::vector<kwsys_stl::string>::const_iterator it = names.begin();
+ it != names.end() ; ++it)
+ {
+ // Try to find the program.
+ kwsys_stl::string result = SystemTools::FindProgram(it->c_str(),
+ 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 char* name,
+ const kwsys_stl::vector<kwsys_stl::string>& userPaths)
+{
+ // See if the executable exists as written.
+ if(SystemTools::FileExists(name) &&
+ !SystemTools::FileIsDirectory(name))
+ {
+ return SystemTools::CollapseFullPath(name);
+ }
+
+ // Add the system search path to our path.
+ kwsys_stl::vector<kwsys_stl::string> path;
+ SystemTools::GetPath(path);
+ // now add the additional paths
+ {
+ for(kwsys_stl::vector<kwsys_stl::string>::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<kwsys_stl::string>::iterator i = path.begin();
+ i != path.end(); ++i)
+ {
+ kwsys_stl::string& p = *i;
+ if(p.empty() || p[p.size()-1] != '/')
+ {
+ p += "/";
+ }
+ }
+ }
+ kwsys_stl::string tryPath;
+ for(kwsys_stl::vector<kwsys_stl::string>::const_iterator p = path.begin();
+ p != path.end(); ++p)
+ {
+#if defined(__APPLE__)
+ tryPath = *p;
+ tryPath += name;
+ tryPath += ".framework";
+ if(SystemTools::FileExists(tryPath.c_str())
+ && SystemTools::FileIsDirectory(tryPath.c_str()))
+ {
+ return SystemTools::CollapseFullPath(tryPath.c_str());
+ }
+#endif
+#if defined(_WIN32) && !defined(__CYGWIN__) && !defined(__MINGW32__)
+ tryPath = *p;
+ tryPath += name;
+ tryPath += ".lib";
+ if(SystemTools::FileExists(tryPath.c_str())
+ && !SystemTools::FileIsDirectory(tryPath.c_str()))
+ {
+ return SystemTools::CollapseFullPath(tryPath.c_str());
+ }
+#else
+ tryPath = *p;
+ tryPath += "lib";
+ tryPath += name;
+ tryPath += ".so";
+ if(SystemTools::FileExists(tryPath.c_str())
+ && !SystemTools::FileIsDirectory(tryPath.c_str()))
+ {
+ return SystemTools::CollapseFullPath(tryPath.c_str());
+ }
+ tryPath = *p;
+ tryPath += "lib";
+ tryPath += name;
+ tryPath += ".a";
+ if(SystemTools::FileExists(tryPath.c_str())
+ && !SystemTools::FileIsDirectory(tryPath.c_str()))
+ {
+ return SystemTools::CollapseFullPath(tryPath.c_str());
+ }
+ tryPath = *p;
+ tryPath += "lib";
+ tryPath += name;
+ tryPath += ".sl";
+ if(SystemTools::FileExists(tryPath.c_str())
+ && !SystemTools::FileIsDirectory(tryPath.c_str()))
+ {
+ return SystemTools::CollapseFullPath(tryPath.c_str());
+ }
+ tryPath = *p;
+ tryPath += "lib";
+ tryPath += name;
+ tryPath += ".dylib";
+ if(SystemTools::FileExists(tryPath.c_str())
+ && !SystemTools::FileIsDirectory(tryPath.c_str()))
+ {
+ return SystemTools::CollapseFullPath(tryPath.c_str());
+ }
+ tryPath = *p;
+ tryPath += "lib";
+ tryPath += name;
+ tryPath += ".dll";
+ if(SystemTools::FileExists(tryPath.c_str())
+ && !SystemTools::FileIsDirectory(tryPath.c_str()))
+ {
+ return SystemTools::CollapseFullPath(tryPath.c_str());
+ }
+#endif
+ }
+
+ // Couldn't find the library.
+ return "";
+}
+
+kwsys_stl::string SystemTools::GetRealPath(const char* path)
+{
+ kwsys_stl::string ret;
+ Realpath(path, ret);
+ return ret;
+}
+
+bool SystemTools::FileIsDirectory(const char* name)
+{
+ // Remove any trailing slash from the name.
+ char buffer[KWSYS_SYSTEMTOOLS_MAXPATH];
+ size_t last = strlen(name)-1;
+ if(last > 0 && (name[last] == '/' || name[last] == '\\')
+ && strcmp(name, "/") !=0)
+ {
+ memcpy(buffer, name, last);
+ buffer[last] = 0;
+ name = buffer;
+ }
+
+ // Now check the file node type.
+ struct stat fs;
+ if(stat(name, &fs) == 0)
+ {
+#if defined( _WIN32 ) && !defined(__CYGWIN__)
+ return ((fs.st_mode & _S_IFDIR) != 0);
+#else
+ return S_ISDIR(fs.st_mode);
+#endif
+ }
+ else
+ {
+ return false;
+ }
+}
+
+bool SystemTools::FileIsSymlink(const char* name)
+{
+#if defined( _WIN32 )
+ (void)name;
+ return false;
+#else
+ struct stat fs;
+ if(lstat(name, &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<int>(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 char *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.c_str());
+ }
+ return path;
+}
+
+kwsys_stl::string SystemTools::GetProgramPath(const char* in_name)
+{
+ kwsys_stl::string dir, file;
+ SystemTools::SplitProgramPath(in_name, dir, file);
+ return dir;
+}
+
+bool SystemTools::SplitProgramPath(const char* in_name,
+ kwsys_stl::string& dir,
+ kwsys_stl::string& file,
+ bool)
+{
+ dir = in_name;
+ file = "";
+ SystemTools::ConvertToUnixSlashes(dir);
+
+ if(!SystemTools::FileIsDirectory(dir.c_str()))
+ {
+ kwsys_stl::string::size_type slashPos = dir.rfind("/");
+ if(slashPos != kwsys_stl::string::npos)
+ {
+ file = dir.substr(slashPos+1);
+ dir = dir.substr(0, slashPos);
+ }
+ else
+ {
+ file = dir;
+ dir = "";
+ }
+ }
+ if(!(dir == "") && !SystemTools::FileIsDirectory(dir.c_str()))
+ {
+ kwsys_stl::string oldDir = in_name;
+ SystemTools::ConvertToUnixSlashes(oldDir);
+ dir = in_name;
+ return false;
+ }
+ return true;
+}
+
+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<kwsys_stl::string> failures;
+ kwsys_stl::string self = argv0 ? argv0 : "";
+ failures.push_back(self);
+ SystemTools::ConvertToUnixSlashes(self);
+ self = SystemTools::FindProgram(self.c_str());
+ if(!SystemTools::FileExists(self.c_str()))
+ {
+ 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.c_str()))
+ {
+ failures.push_back(self);
+ self = installPrefix;
+ self += "/bin/";
+ self += exeName;
+ }
+ }
+ if(!SystemTools::FileExists(self.c_str()))
+ {
+ 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<kwsys_stl::string>::iterator i;
+ for(i=failures.begin(); i != failures.end(); ++i)
+ {
+ msg << " \"" << i->c_str() << "\"\n";
+ }
+ errorMsg = msg.str();
+ return false;
+ }
+ pathOut = self;
+ return true;
+}
+
+
+kwsys_stl::string SystemTools::CollapseFullPath(const char* in_relative)
+{
+ return SystemTools::CollapseFullPath(in_relative, 0);
+}
+
+void SystemTools::AddTranslationPath(const char * a, const char * 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.c_str() ) )
+ {
+ // 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.c_str()) && path_b.find("..")
+ == kwsys_stl::string::npos )
+ {
+ // Before inserting make sure path ends with '/'
+ if(path_a.size() && path_a[path_a.size() -1] != '/')
+ {
+ path_a += '/';
+ }
+ if(path_b.size() && path_b[path_b.size() -1] != '/')
+ {
+ path_b += '/';
+ }
+ if( !(path_a == path_b) )
+ {
+ SystemTools::TranslationMap->insert(
+ SystemToolsTranslationMap::value_type(path_a, path_b));
+ }
+ }
+ }
+}
+
+void SystemTools::AddKeepPath(const char* dir)
+{
+ kwsys_stl::string cdir;
+ Realpath(SystemTools::CollapseFullPath(dir).c_str(), cdir);
+ SystemTools::AddTranslationPath(cdir.c_str(), 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<kwsys_stl::string,kwsys_stl::string>::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());
+}
+
+void
+SystemToolsAppendComponents(
+ kwsys_stl::vector<kwsys_stl::string>& out_components,
+ kwsys_stl::vector<kwsys_stl::string>::const_iterator first,
+ kwsys_stl::vector<kwsys_stl::string>::const_iterator last)
+{
+ for(kwsys_stl::vector<kwsys_stl::string>::const_iterator i = first;
+ i != last; ++i)
+ {
+ if(*i == "..")
+ {
+ if(out_components.begin() != out_components.end())
+ {
+ out_components.erase(out_components.end()-1, out_components.end());
+ }
+ }
+ else if(!(*i == ".") && !(*i == ""))
+ {
+ out_components.push_back(*i);
+ }
+ }
+}
+
+kwsys_stl::string SystemTools::CollapseFullPath(const char* in_path,
+ const char* in_base)
+{
+ // Collect the output path components.
+ kwsys_stl::vector<kwsys_stl::string> out_components;
+
+ // Split the input path components.
+ kwsys_stl::vector<kwsys_stl::string> 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<kwsys_stl::string> 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
+ {
+ // ??
+ }
+ }
+
+ // 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.c_str(), 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 char* local, const char* remote)
+{
+ if(!SystemTools::FileIsFullPath(local))
+ {
+ return "";
+ }
+ if(!SystemTools::FileIsFullPath(remote))
+ {
+ return "";
+ }
+
+ // split up both paths into arrays of strings using / as a separator
+ kwsys_stl::vector<kwsys::String> localSplit = SystemTools::SplitString(local, '/', true);
+ kwsys_stl::vector<kwsys::String> remoteSplit = SystemTools::SplitString(remote, '/', true);
+ kwsys_stl::vector<kwsys::String> commonPath; // store shared parts of path in this array
+ kwsys_stl::vector<kwsys::String> 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].size())
+ {
+ finalPath.push_back("../");
+ }
+ }
+ // for each entry that is not common in the remote path add it
+ // to the final path.
+ for(kwsys_stl::vector<String>::iterator vit = remoteSplit.begin();
+ vit != remoteSplit.end(); ++vit)
+ {
+ if(vit->size())
+ {
+ 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<String>::iterator vit1 = finalPath.begin();
+ vit1 != finalPath.end(); ++vit1)
+ {
+ if(relativePath.size() && relativePath[relativePath.size()-1] != '/')
+ {
+ relativePath += "/";
+ }
+ relativePath += *vit1;
+ }
+ return relativePath;
+}
+
+#ifdef _WIN32
+static int GetCasePathName(const kwsys_stl::string & pathIn,
+ kwsys_stl::string & casePath)
+{
+ kwsys_stl::vector<kwsys_stl::string> path_components;
+ SystemTools::SplitPath(pathIn.c_str(), 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<kwsys_stl::string>::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];
+
+ WIN32_FIND_DATA findData;
+ HANDLE hFind = ::FindFirstFile(test_str.c_str(), &findData);
+ if (INVALID_HANDLE_VALUE != hFind)
+ {
+ casePath += 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 char* p,
+ kwsys_stl::string* root)
+{
+ // Identify the root component.
+ const char* c = p;
+ 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 char* p,
+ kwsys_stl::vector<kwsys_stl::string>& components,
+ bool expand_home_dir)
+{
+ const char* c = p;
+ components.clear();
+
+ // Identify the root component.
+ {
+ kwsys_stl::string root;
+ c = SystemTools::SplitPathRootComponent(c, &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[homedir.size()-1] == '/' ||
+ homedir[homedir.size()-1] == '\\'))
+ {
+ homedir = homedir.substr(0, homedir.size()-1);
+ }
+ SystemTools::SplitPath(homedir.c_str(), 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,static_cast<kwsys_stl::string::size_type>(
+ last-first)));
+ first = last+1;
+ }
+ }
+
+ // Save the last component unless there were no components.
+ if(last != c)
+ {
+ components.push_back(
+ kwsys_stl::string(first,static_cast<kwsys_stl::string::size_type>(
+ last-first)));
+ }
+}
+
+//----------------------------------------------------------------------------
+kwsys_stl::string
+SystemTools::JoinPath(const kwsys_stl::vector<kwsys_stl::string>& components)
+{
+ return SystemTools::JoinPath(components.begin(), components.end());
+}
+
+//----------------------------------------------------------------------------
+kwsys_stl::string
+SystemTools
+::JoinPath(kwsys_stl::vector<kwsys_stl::string>::const_iterator first,
+ kwsys_stl::vector<kwsys_stl::string>::const_iterator last)
+{
+ // Construct result in a single string.
+ kwsys_stl::string result;
+
+ // 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 char* c1, const char* c2)
+{
+#if defined(_WIN32) || defined(__APPLE__)
+# ifdef _MSC_VER
+ return _stricmp(c1, c2) == 0;
+# elif defined(__APPLE__) || defined(__GNUC__)
+ return strcasecmp(c1, c2) == 0;
+#else
+ return SystemTools::Strucmp(c1, c2) == 0;
+# endif
+#else
+ return strcmp(c1, c2) == 0;
+#endif
+}
+
+//----------------------------------------------------------------------------
+bool SystemTools::Split(const char* str, kwsys_stl::vector<kwsys_stl::string>& 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 char* str, kwsys_stl::vector<kwsys_stl::string>& lines)
+{
+ kwsys_stl::string data(str);
+ kwsys_stl::string::size_type lpos = 0;
+ while(lpos < data.length())
+ {
+ kwsys_stl::string::size_type rpos = data.find_first_of("\n", lpos);
+ if(rpos == kwsys_stl::string::npos)
+ {
+ // Line ends at end of string without a newline.
+ lines.push_back(data.substr(lpos));
+ return false;
+ }
+ if((rpos > lpos) && (data[rpos-1] == '\r'))
+ {
+ // Line ends in a "\r\n" pair, remove both characters.
+ lines.push_back(data.substr(lpos, (rpos-1)-lpos));
+ }
+ else
+ {
+ // Line ends in a "\n", remove the character.
+ lines.push_back(data.substr(lpos, rpos-lpos));
+ }
+ lpos = rpos+1;
+ }
+ return true;
+}
+
+/**
+ * Return path of a full filename (no trailing slashes).
+ * Warning: returned path is converted to Unix slashes format.
+ */
+kwsys_stl::string SystemTools::GetFilenamePath(const kwsys_stl::string& filename)
+{
+ kwsys_stl::string fn = filename;
+ SystemTools::ConvertToUnixSlashes(fn);
+
+ kwsys_stl::string::size_type slash_pos = fn.rfind("/");
+ if(slash_pos != kwsys_stl::string::npos)
+ {
+ kwsys_stl::string ret = fn.substr(0, slash_pos);
+ if(ret.size() == 2 && ret[1] == ':')
+ {
+ return ret + '/';
+ }
+ if(ret.size() == 0)
+ {
+ 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.find_last_of("/");
+#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;
+ 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;
+ 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<double>(read_length - text_count) /
+ static_cast<double>(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.size() && 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.c_str()))
+ {
+ 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.size() ||
+ filename_dir_base[filename_dir_base.size() - 1] == ':')
+#else
+ if (!filename_dir_base.size())
+#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.size());
+ }
+ }
+
+ return res;
+}
+
+bool SystemTools::FileIsFullPath(const char* in_name)
+{
+ kwsys_stl::string name = in_name;
+#if defined(_WIN32) || defined(__CYGWIN__)
+ // On Windows, the name must be at least two characters long.
+ if(name.length() < 2)
+ {
+ return false;
+ }
+ if(name[1] == ':')
+ {
+ return true;
+ }
+ if(name[0] == '\\')
+ {
+ return true;
+ }
+#else
+ // On UNIX, the name must be at least one character long.
+ if(name.length() < 1)
+ {
+ return false;
+ }
+#endif
+#if !defined(_WIN32)
+ if(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(name[0] == '/')
+ {
+ return true;
+ }
+ return false;
+}
+
+bool SystemTools::GetShortPath(const char* path, kwsys_stl::string& shortPath)
+{
+#if defined(WIN32) && !defined(__CYGWIN__)
+ const int size = int(strlen(path)) +1; // size of return
+ char *buffer = new char[size]; // create a buffer
+ char *tempPath = new char[size]; // create a buffer
+ int ret;
+
+ // if the path passed in has quotes around it, first remove the quotes
+ if (path[0] == '"' && path[strlen(path)-1] == '"')
+ {
+ strcpy(tempPath,path+1);
+ tempPath[strlen(tempPath)-1] = '\0';
+ }
+ else
+ {
+ strcpy(tempPath,path);
+ }
+
+ buffer[0] = 0;
+ ret = GetShortPathName(tempPath, buffer, size);
+
+ if(buffer[0] == 0 || ret > size)
+ {
+ delete [] buffer;
+ delete [] tempPath;
+ return false;
+ }
+ else
+ {
+ shortPath = buffer;
+ delete [] buffer;
+ delete [] tempPath;
+ return true;
+ }
+#else
+ shortPath = path;
+ return true;
+#endif
+}
+
+void SystemTools::SplitProgramFromArgs(const char* path,
+ kwsys_stl::string& program, kwsys_stl::string& args)
+{
+ // 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<kwsys_stl::string> e;
+ kwsys_stl::string findProg = SystemTools::FindProgram(path, e);
+ if(findProg.size())
+ {
+ 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.c_str()))
+ {
+ 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 the program in the path
+ findProg = SystemTools::FindProgram(tryProg.c_str(), e);
+ if(findProg.size())
+ {
+ 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::MakeCindentifier(const char* s)
+{
+ kwsys_stl::string str(s);
+ if (str.find_first_of("0123456789") == 0)
+ {
+ str = "_" + str;
+ }
+
+ kwsys_stl::string permited_chars("_"
+ "abcdefghijklmnopqrstuvwxyz"
+ "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+ "0123456789");
+ kwsys_stl::string::size_type pos = 0;
+ while ((pos = str.find_first_not_of(permited_chars, pos)) != kwsys_stl::string::npos)
+ {
+ str[pos] = '_';
+ }
+ return str;
+}
+
+// Due to a buggy stream library on the HP and another on Mac 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<size_t>(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<long>(length) > leftToRead)
+ {
+ buffer[leftToRead-1] = 0;
+ leftToRead = 0;
+ }
+ else
+ {
+ leftToRead -= static_cast<long>(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<int>(t);
+ }
+ }
+ if ( width < 9 )
+ {
+ width = -1;
+ }
+#endif
+ return width;
+}
+
+bool SystemTools::GetPermissions(const char* file, mode_t& mode)
+{
+ if ( !file )
+ {
+ return false;
+ }
+
+ struct stat st;
+ if ( stat(file, &st) < 0 )
+ {
+ return false;
+ }
+ mode = st.st_mode;
+ return true;
+}
+
+bool SystemTools::SetPermissions(const char* file, mode_t mode)
+{
+ if ( !file )
+ {
+ return false;
+ }
+ if ( !SystemTools::FileExists(file) )
+ {
+ return false;
+ }
+ if ( chmod(file, mode) < 0 )
+ {
+ return false;
+ }
+
+ return true;
+}
+
+kwsys_stl::string SystemTools::GetParentDirectory(const char* fileOrDir)
+{
+ return SystemTools::GetFilenamePath(fileOrDir);
+}
+
+bool SystemTools::IsSubDirectory(const char* cSubdir, const char* cDir)
+{
+ if(!*cDir)
+ {
+ return false;
+ }
+ kwsys_stl::string subdir = cSubdir;
+ kwsys_stl::string dir = cDir;
+ SystemTools::ConvertToUnixSlashes(dir);
+ kwsys_stl::string path = subdir;
+ do
+ {
+ path = SystemTools::GetParentDirectory(path.c_str());
+ if(SystemTools::ComparePath(dir.c_str(), path.c_str()))
+ {
+ return true;
+ }
+ }
+ while ( path.size() > dir.size() );
+ 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
+}
+
+void SystemTools::ConvertWindowsCommandLineToUnixArguments(
+ const char *cmd_line, int *argc, char ***argv)
+{
+ if (!cmd_line || !argc || !argv)
+ {
+ return;
+ }
+
+ // A space delimites an argument except when it is inside a quote
+
+ (*argc) = 1;
+
+ size_t cmd_line_len = strlen(cmd_line);
+
+ size_t i;
+ for (i = 0; i < cmd_line_len; i++)
+ {
+ while (isspace(cmd_line[i]) && i < cmd_line_len)
+ {
+ i++;
+ }
+ if (i < cmd_line_len)
+ {
+ if (cmd_line[i] == '\"')
+ {
+ i++;
+ while (cmd_line[i] != '\"' && i < cmd_line_len)
+ {
+ i++;
+ }
+ (*argc)++;
+ }
+ else
+ {
+ while (!isspace(cmd_line[i]) && i < cmd_line_len)
+ {
+ i++;
+ }
+ (*argc)++;
+ }
+ }
+ }
+
+ (*argv) = new char* [(*argc) + 1];
+ (*argv)[(*argc)] = NULL;
+
+ // Set the first arg to be the exec name
+
+ (*argv)[0] = new char [1024];
+#ifdef _WIN32
+ ::GetModuleFileName(0, (*argv)[0], 1024);
+#else
+ (*argv)[0][0] = '\0';
+#endif
+
+ // Allocate the others
+
+ int j;
+ for (j = 1; j < (*argc); j++)
+ {
+ (*argv)[j] = new char [cmd_line_len + 10];
+ }
+
+ // Grab the args
+
+ size_t pos;
+ int argc_idx = 1;
+
+ for (i = 0; i < cmd_line_len; i++)
+ {
+ while (isspace(cmd_line[i]) && i < cmd_line_len)
+ {
+ i++;
+ }
+ if (i < cmd_line_len)
+ {
+ if (cmd_line[i] == '\"')
+ {
+ i++;
+ pos = i;
+ while (cmd_line[i] != '\"' && i < cmd_line_len)
+ {
+ i++;
+ }
+ memcpy((*argv)[argc_idx], &cmd_line[pos], i - pos);
+ (*argv)[argc_idx][i - pos] = '\0';
+ argc_idx++;
+ }
+ else
+ {
+ pos = i;
+ while (!isspace(cmd_line[i]) && i < cmd_line_len)
+ {
+ i++;
+ }
+ memcpy((*argv)[argc_idx], &cmd_line[pos], i - pos);
+ (*argv)[argc_idx][i - pos] = '\0';
+ argc_idx++;
+ }
+ }
+ }
+ }
+
+kwsys_stl::string SystemTools::GetOperatingSystemNameAndVersion()
+{
+ kwsys_stl::string res;
+
+#ifdef _WIN32
+ char buffer[256];
+
+ OSVERSIONINFOEX osvi;
+ BOOL bOsVersionInfoEx;
+
+ // Try calling GetVersionEx using the OSVERSIONINFOEX structure.
+ // If that fails, try using the OSVERSIONINFO structure.
+
+ ZeroMemory(&osvi, sizeof(OSVERSIONINFOEX));
+ osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEX);
+
+ 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
+ char szProductType[BUFSIZE];
+ DWORD dwBufLen=BUFSIZE;
+ LONG lRet;
+
+ lRet = RegOpenKeyEx(
+ HKEY_LOCAL_MACHINE,
+ "SYSTEM\\CurrentControlSet\\Control\\ProductOptions",
+ 0, KEY_QUERY_VALUE, &hKey);
+ if (lRet != ERROR_SUCCESS)
+ {
+ return 0;
+ }
+
+ lRet = RegQueryValueEx(hKey, "ProductType", NULL, NULL,
+ (LPBYTE) szProductType, &dwBufLen);
+
+ if ((lRet != ERROR_SUCCESS) || (dwBufLen > BUFSIZE))
+ {
+ return 0;
+ }
+
+ RegCloseKey(hKey);
+
+ if (lstrcmpi("WINNT", szProductType) == 0)
+ {
+ res += " Workstation";
+ }
+ if (lstrcmpi("LANMANNT", szProductType) == 0)
+ {
+ res += " Server";
+ }
+ if (lstrcmpi("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 &&
+ lstrcmpi(osvi.szCSDVersion, "Service Pack 6") == 0)
+ {
+ HKEY hKey;
+ LONG lRet;
+
+ // Test for SP6 versus SP6a.
+
+ lRet = RegOpenKeyEx(
+ HKEY_LOCAL_MACHINE,
+ "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.
+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.c_str());
+ cwd_str = SystemTools::GetFilenamePath(cwd_str.c_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.c_str(),
+ pwd_changed.c_str());
+ }
+ }
+ }
+#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 <crtdbg.h>
+# include <stdio.h>
+# include <stdlib.h>
+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"))
+ {
+ _CrtSetReportHook(SystemToolsDebugReport);
+ }
+}
+
+} // namespace KWSYS_NAMESPACE
+#else
+namespace KWSYS_NAMESPACE
+{
+void SystemTools::EnableMSVCDebugHook() {}
+} // namespace KWSYS_NAMESPACE
+#endif