diff options
Diffstat (limited to 'lib/win32/glib-2.20.4/glib/gutils.c')
| -rw-r--r-- | lib/win32/glib-2.20.4/glib/gutils.c | 3442 |
1 files changed, 0 insertions, 3442 deletions
diff --git a/lib/win32/glib-2.20.4/glib/gutils.c b/lib/win32/glib-2.20.4/glib/gutils.c deleted file mode 100644 index 858603b8d4..0000000000 --- a/lib/win32/glib-2.20.4/glib/gutils.c +++ /dev/null @@ -1,3442 +0,0 @@ -/* GLIB - Library of useful routines for C programming - * Copyright (C) 1995-1998 Peter Mattis, Spencer Kimball and Josh MacDonald - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - */ - -/* - * Modified by the GLib Team and others 1997-2000. See the AUTHORS - * file for a list of people on the GLib Team. See the ChangeLog - * files for a list of changes. These files are distributed with - * GLib at ftp://ftp.gtk.org/pub/gtk/. - */ - -/* - * MT safe for the unix part, FIXME: make the win32 part MT safe as well. - */ - -#include "config.h" - -#ifdef HAVE_UNISTD_H -#include <unistd.h> -#endif -#include <stdarg.h> -#include <stdlib.h> -#include <stdio.h> -#include <locale.h> -#include <string.h> -#include <ctype.h> /* For tolower() */ -#include <errno.h> -#include <sys/types.h> -#include <sys/stat.h> -#ifdef HAVE_PWD_H -#include <pwd.h> -#endif -#include <sys/types.h> -#ifdef HAVE_SYS_PARAM_H -#include <sys/param.h> -#endif -#ifdef HAVE_CRT_EXTERNS_H -#include <crt_externs.h> /* for _NSGetEnviron */ -#endif - -/* implement gutils's inline functions - */ -#define G_IMPLEMENT_INLINES 1 -#define __G_UTILS_C__ -#include "glib.h" -#include "gprintfint.h" -#include "gthreadprivate.h" -#include "glibintl.h" -#include "galias.h" - -#ifdef MAXPATHLEN -#define G_PATH_LENGTH MAXPATHLEN -#elif defined (PATH_MAX) -#define G_PATH_LENGTH PATH_MAX -#elif defined (_PC_PATH_MAX) -#define G_PATH_LENGTH sysconf(_PC_PATH_MAX) -#else -#define G_PATH_LENGTH 2048 -#endif - -#ifdef G_PLATFORM_WIN32 -# define STRICT /* Strict typing, please */ -# include <windows.h> -# undef STRICT -# ifndef GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS -# define GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT 2 -# define GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS 4 -# endif -# include <lmcons.h> /* For UNLEN */ -#endif /* G_PLATFORM_WIN32 */ - -#ifdef G_OS_WIN32 -# include <direct.h> -# include <shlobj.h> - /* older SDK (e.g. msvc 5.0) does not have these*/ -# ifndef CSIDL_MYMUSIC -# define CSIDL_MYMUSIC 13 -# endif -# ifndef CSIDL_MYVIDEO -# define CSIDL_MYVIDEO 14 -# endif -# ifndef CSIDL_INTERNET_CACHE -# define CSIDL_INTERNET_CACHE 32 -# endif -# ifndef CSIDL_COMMON_APPDATA -# define CSIDL_COMMON_APPDATA 35 -# endif -# ifndef CSIDL_MYPICTURES -# define CSIDL_MYPICTURES 0x27 -# endif -# ifndef CSIDL_COMMON_DOCUMENTS -# define CSIDL_COMMON_DOCUMENTS 46 -# endif -# ifndef CSIDL_PROFILE -# define CSIDL_PROFILE 40 -# endif -# include <process.h> -#endif - -#ifdef HAVE_CARBON -#include <CoreServices/CoreServices.h> -#endif - -#ifdef HAVE_CODESET -#include <langinfo.h> -#endif - -const guint glib_major_version = GLIB_MAJOR_VERSION; -const guint glib_minor_version = GLIB_MINOR_VERSION; -const guint glib_micro_version = GLIB_MICRO_VERSION; -const guint glib_interface_age = GLIB_INTERFACE_AGE; -const guint glib_binary_age = GLIB_BINARY_AGE; - -#ifdef G_PLATFORM_WIN32 - -static HMODULE glib_dll = NULL; - -#ifdef DLL_EXPORT - -BOOL WINAPI -DllMain (HINSTANCE hinstDLL, - DWORD fdwReason, - LPVOID lpvReserved) -{ - if (fdwReason == DLL_PROCESS_ATTACH) - glib_dll = hinstDLL; - - return TRUE; -} - -#endif - -gchar * -_glib_get_dll_directory (void) -{ - gchar *retval; - gchar *p; - wchar_t wc_fn[MAX_PATH]; - -#ifdef DLL_EXPORT - if (glib_dll == NULL) - return NULL; -#endif - - /* This code is different from that in - * g_win32_get_package_installation_directory_of_module() in that - * here we return the actual folder where the GLib DLL is. We don't - * do the check for it being in a "bin" or "lib" subfolder and then - * returning the parent of that. - * - * In a statically built GLib, glib_dll will be NULL and we will - * thus look up the application's .exe file's location. - */ - if (!GetModuleFileNameW (glib_dll, wc_fn, MAX_PATH)) - return NULL; - - retval = g_utf16_to_utf8 (wc_fn, -1, NULL, NULL, NULL); - - p = strrchr (retval, G_DIR_SEPARATOR); - if (p == NULL) - { - /* Wtf? */ - return NULL; - } - *p = '\0'; - - return retval; -} - -#endif - -/** - * glib_check_version: - * @required_major: the required major version. - * @required_minor: the required minor version. - * @required_micro: the required micro version. - * - * Checks that the GLib library in use is compatible with the - * given version. Generally you would pass in the constants - * #GLIB_MAJOR_VERSION, #GLIB_MINOR_VERSION, #GLIB_MICRO_VERSION - * as the three arguments to this function; that produces - * a check that the library in use is compatible with - * the version of GLib the application or module was compiled - * against. - * - * Compatibility is defined by two things: first the version - * of the running library is newer than the version - * @required_major.required_minor.@required_micro. Second - * the running library must be binary compatible with the - * version @required_major.required_minor.@required_micro - * (same major version.) - * - * Return value: %NULL if the GLib library is compatible with the - * given version, or a string describing the version mismatch. - * The returned string is owned by GLib and must not be modified - * or freed. - * - * Since: 2.6 - **/ -const gchar * -glib_check_version (guint required_major, - guint required_minor, - guint required_micro) -{ - gint glib_effective_micro = 100 * GLIB_MINOR_VERSION + GLIB_MICRO_VERSION; - gint required_effective_micro = 100 * required_minor + required_micro; - - if (required_major > GLIB_MAJOR_VERSION) - return "GLib version too old (major mismatch)"; - if (required_major < GLIB_MAJOR_VERSION) - return "GLib version too new (major mismatch)"; - if (required_effective_micro < glib_effective_micro - GLIB_BINARY_AGE) - return "GLib version too new (micro mismatch)"; - if (required_effective_micro > glib_effective_micro) - return "GLib version too old (micro mismatch)"; - return NULL; -} - -#if !defined (HAVE_MEMMOVE) && !defined (HAVE_WORKING_BCOPY) -/** - * g_memmove: - * @dest: the destination address to copy the bytes to. - * @src: the source address to copy the bytes from. - * @len: the number of bytes to copy. - * - * Copies a block of memory @len bytes long, from @src to @dest. - * The source and destination areas may overlap. - * - * In order to use this function, you must include - * <filename>string.h</filename> yourself, because this macro will - * typically simply resolve to memmove() and GLib does not include - * <filename>string.h</filename> for you. - */ -void -g_memmove (gpointer dest, - gconstpointer src, - gulong len) -{ - gchar* destptr = dest; - const gchar* srcptr = src; - if (src + len < dest || dest + len < src) - { - bcopy (src, dest, len); - return; - } - else if (dest <= src) - { - while (len--) - *(destptr++) = *(srcptr++); - } - else - { - destptr += len; - srcptr += len; - while (len--) - *(--destptr) = *(--srcptr); - } -} -#endif /* !HAVE_MEMMOVE && !HAVE_WORKING_BCOPY */ - -#ifdef G_OS_WIN32 -#undef g_atexit -#endif - -/** - * g_atexit: - * @func: the function to call on normal program termination. - * - * Specifies a function to be called at normal program termination. - * - * Since GLib 2.8.2, on Windows g_atexit() actually is a preprocessor - * macro that maps to a call to the atexit() function in the C - * library. This means that in case the code that calls g_atexit(), - * i.e. atexit(), is in a DLL, the function will be called when the - * DLL is detached from the program. This typically makes more sense - * than that the function is called when the GLib DLL is detached, - * which happened earlier when g_atexit() was a function in the GLib - * DLL. - * - * The behaviour of atexit() in the context of dynamically loaded - * modules is not formally specified and varies wildly. - * - * On POSIX systems, calling g_atexit() (or atexit()) in a dynamically - * loaded module which is unloaded before the program terminates might - * well cause a crash at program exit. - * - * Some POSIX systems implement atexit() like Windows, and have each - * dynamically loaded module maintain an own atexit chain that is - * called when the module is unloaded. - * - * On other POSIX systems, before a dynamically loaded module is - * unloaded, the registered atexit functions (if any) residing in that - * module are called, regardless where the code that registered them - * resided. This is presumably the most robust approach. - * - * As can be seen from the above, for portability it's best to avoid - * calling g_atexit() (or atexit()) except in the main executable of a - * program. - */ -void -g_atexit (GVoidFunc func) -{ - gint result; - const gchar *error = NULL; - - /* keep this in sync with glib.h */ - -#ifdef G_NATIVE_ATEXIT - result = ATEXIT (func); - if (result) - error = g_strerror (errno); -#elif defined (HAVE_ATEXIT) -# ifdef NeXT /* @#%@! NeXTStep */ - result = !atexit ((void (*)(void)) func); - if (result) - error = g_strerror (errno); -# else - result = atexit ((void (*)(void)) func); - if (result) - error = g_strerror (errno); -# endif /* NeXT */ -#elif defined (HAVE_ON_EXIT) - result = on_exit ((void (*)(int, void *)) func, NULL); - if (result) - error = g_strerror (errno); -#else - result = 0; - error = "no implementation"; -#endif /* G_NATIVE_ATEXIT */ - - if (error) - g_error ("Could not register atexit() function: %s", error); -} - -/* Based on execvp() from GNU Libc. - * Some of this code is cut-and-pasted into gspawn.c - */ - -static gchar* -my_strchrnul (const gchar *str, - gchar c) -{ - gchar *p = (gchar*)str; - while (*p && (*p != c)) - ++p; - - return p; -} - -#ifdef G_OS_WIN32 - -static gchar *inner_find_program_in_path (const gchar *program); - -gchar* -g_find_program_in_path (const gchar *program) -{ - const gchar *last_dot = strrchr (program, '.'); - - if (last_dot == NULL || - strchr (last_dot, '\\') != NULL || - strchr (last_dot, '/') != NULL) - { - const gint program_length = strlen (program); - gchar *pathext = g_build_path (";", - ".exe;.cmd;.bat;.com", - g_getenv ("PATHEXT"), - NULL); - gchar *p; - gchar *decorated_program; - gchar *retval; - - p = pathext; - do - { - gchar *q = my_strchrnul (p, ';'); - - decorated_program = g_malloc (program_length + (q-p) + 1); - memcpy (decorated_program, program, program_length); - memcpy (decorated_program+program_length, p, q-p); - decorated_program [program_length + (q-p)] = '\0'; - - retval = inner_find_program_in_path (decorated_program); - g_free (decorated_program); - - if (retval != NULL) - { - g_free (pathext); - return retval; - } - p = q; - } while (*p++ != '\0'); - g_free (pathext); - return NULL; - } - else - return inner_find_program_in_path (program); -} - -#endif - -/** - * g_find_program_in_path: - * @program: a program name in the GLib file name encoding - * - * Locates the first executable named @program in the user's path, in the - * same way that execvp() would locate it. Returns an allocated string - * with the absolute path name, or %NULL if the program is not found in - * the path. If @program is already an absolute path, returns a copy of - * @program if @program exists and is executable, and %NULL otherwise. - * - * On Windows, if @program does not have a file type suffix, tries - * with the suffixes .exe, .cmd, .bat and .com, and the suffixes in - * the <envar>PATHEXT</envar> environment variable. - * - * On Windows, it looks for the file in the same way as CreateProcess() - * would. This means first in the directory where the executing - * program was loaded from, then in the current directory, then in the - * Windows 32-bit system directory, then in the Windows directory, and - * finally in the directories in the <envar>PATH</envar> environment - * variable. If the program is found, the return value contains the - * full name including the type suffix. - * - * Return value: absolute path, or %NULL - **/ -#ifdef G_OS_WIN32 -static gchar * -inner_find_program_in_path (const gchar *program) -#else -gchar* -g_find_program_in_path (const gchar *program) -#endif -{ - const gchar *path, *p; - gchar *name, *freeme; -#ifdef G_OS_WIN32 - const gchar *path_copy; - gchar *filename = NULL, *appdir = NULL; - gchar *sysdir = NULL, *windir = NULL; - int n; - wchar_t wfilename[MAXPATHLEN], wsysdir[MAXPATHLEN], - wwindir[MAXPATHLEN]; -#endif - gsize len; - gsize pathlen; - - g_return_val_if_fail (program != NULL, NULL); - - /* If it is an absolute path, or a relative path including subdirectories, - * don't look in PATH. - */ - if (g_path_is_absolute (program) - || strchr (program, G_DIR_SEPARATOR) != NULL -#ifdef G_OS_WIN32 - || strchr (program, '/') != NULL -#endif - ) - { - if (g_file_test (program, G_FILE_TEST_IS_EXECUTABLE) && - !g_file_test (program, G_FILE_TEST_IS_DIR)) - return g_strdup (program); - else - return NULL; - } - - path = g_getenv ("PATH"); -#if defined(G_OS_UNIX) || defined(G_OS_BEOS) - if (path == NULL) - { - /* There is no `PATH' in the environment. The default - * search path in GNU libc is the current directory followed by - * the path `confstr' returns for `_CS_PATH'. - */ - - /* In GLib we put . last, for security, and don't use the - * unportable confstr(); UNIX98 does not actually specify - * what to search if PATH is unset. POSIX may, dunno. - */ - - path = "/bin:/usr/bin:."; - } -#else - n = GetModuleFileNameW (NULL, wfilename, MAXPATHLEN); - if (n > 0 && n < MAXPATHLEN) - filename = g_utf16_to_utf8 (wfilename, -1, NULL, NULL, NULL); - - n = GetSystemDirectoryW (wsysdir, MAXPATHLEN); - if (n > 0 && n < MAXPATHLEN) - sysdir = g_utf16_to_utf8 (wsysdir, -1, NULL, NULL, NULL); - - n = GetWindowsDirectoryW (wwindir, MAXPATHLEN); - if (n > 0 && n < MAXPATHLEN) - windir = g_utf16_to_utf8 (wwindir, -1, NULL, NULL, NULL); - - if (filename) - { - appdir = g_path_get_dirname (filename); - g_free (filename); - } - - path = g_strdup (path); - - if (windir) - { - const gchar *tem = path; - path = g_strconcat (windir, ";", path, NULL); - g_free ((gchar *) tem); - g_free (windir); - } - - if (sysdir) - { - const gchar *tem = path; - path = g_strconcat (sysdir, ";", path, NULL); - g_free ((gchar *) tem); - g_free (sysdir); - } - - { - const gchar *tem = path; - path = g_strconcat (".;", path, NULL); - g_free ((gchar *) tem); - } - - if (appdir) - { - const gchar *tem = path; - path = g_strconcat (appdir, ";", path, NULL); - g_free ((gchar *) tem); - g_free (appdir); - } - - path_copy = path; -#endif - - len = strlen (program) + 1; - pathlen = strlen (path); - freeme = name = g_malloc (pathlen + len + 1); - - /* Copy the file name at the top, including '\0' */ - memcpy (name + pathlen + 1, program, len); - name = name + pathlen; - /* And add the slash before the filename */ - *name = G_DIR_SEPARATOR; - - p = path; - do - { - char *startp; - - path = p; - p = my_strchrnul (path, G_SEARCHPATH_SEPARATOR); - - if (p == path) - /* Two adjacent colons, or a colon at the beginning or the end - * of `PATH' means to search the current directory. - */ - startp = name + 1; - else - startp = memcpy (name - (p - path), path, p - path); - - if (g_file_test (startp, G_FILE_TEST_IS_EXECUTABLE) && - !g_file_test (startp, G_FILE_TEST_IS_DIR)) - { - gchar *ret; - ret = g_strdup (startp); - g_free (freeme); -#ifdef G_OS_WIN32 - g_free ((gchar *) path_copy); -#endif - return ret; - } - } - while (*p++ != '\0'); - - g_free (freeme); -#ifdef G_OS_WIN32 - g_free ((gchar *) path_copy); -#endif - - return NULL; -} - -static gboolean -debug_key_matches (const gchar *key, - const gchar *token, - guint length) -{ - for (; length; length--, key++, token++) - { - char k = (*key == '_') ? '-' : tolower (*key ); - char t = (*token == '_') ? '-' : tolower (*token); - - if (k != t) - return FALSE; - } - - return *key == '\0'; -} - -/** - * g_parse_debug_string: - * @string: a list of debug options separated by colons, spaces, or - * commas, or %NULL. - * @keys: pointer to an array of #GDebugKey which associate - * strings with bit flags. - * @nkeys: the number of #GDebugKey<!-- -->s in the array. - * - * Parses a string containing debugging options - * into a %guint containing bit flags. This is used - * within GDK and GTK+ to parse the debug options passed on the - * command line or through environment variables. - * - * If @string is equal to "all", all flags are set. If @string - * is equal to "help", all the available keys in @keys are printed - * out to standard error. - * - * Returns: the combined set of bit flags. - */ -guint -g_parse_debug_string (const gchar *string, - const GDebugKey *keys, - guint nkeys) -{ - guint i; - guint result = 0; - - if (string == NULL) - return 0; - - /* this function is used by gmem.c/gslice.c initialization code, - * so introducing malloc dependencies here would require adaptions - * of those code portions. - */ - - if (!g_ascii_strcasecmp (string, "all")) - { - for (i=0; i<nkeys; i++) - result |= keys[i].value; - } - else if (!g_ascii_strcasecmp (string, "help")) - { - /* using stdio directly for the reason stated above */ - fprintf (stderr, "Supported debug values: "); - for (i=0; i<nkeys; i++) - fprintf (stderr, " %s", keys[i].key); - fprintf (stderr, "\n"); - } - else - { - const gchar *p = string; - const gchar *q; - - while (*p) - { - q = strpbrk (p, ":;, \t"); - if (!q) - q = p + strlen(p); - - for (i = 0; i < nkeys; i++) - if (debug_key_matches (keys[i].key, p, q - p)) - result |= keys[i].value; - - p = q; - if (*p) - p++; - } - } - - return result; -} - -/** - * g_basename: - * @file_name: the name of the file. - * - * Gets the name of the file without any leading directory components. - * It returns a pointer into the given file name string. - * - * Return value: the name of the file without any leading directory components. - * - * Deprecated:2.2: Use g_path_get_basename() instead, but notice that - * g_path_get_basename() allocates new memory for the returned string, unlike - * this function which returns a pointer into the argument. - **/ -G_CONST_RETURN gchar* -g_basename (const gchar *file_name) -{ - register gchar *base; - - g_return_val_if_fail (file_name != NULL, NULL); - - base = strrchr (file_name, G_DIR_SEPARATOR); - -#ifdef G_OS_WIN32 - { - gchar *q = strrchr (file_name, '/'); - if (base == NULL || (q != NULL && q > base)) - base = q; - } -#endif - - if (base) - return base + 1; - -#ifdef G_OS_WIN32 - if (g_ascii_isalpha (file_name[0]) && file_name[1] == ':') - return (gchar*) file_name + 2; -#endif /* G_OS_WIN32 */ - - return (gchar*) file_name; -} - -/** - * g_path_get_basename: - * @file_name: the name of the file. - * - * Gets the last component of the filename. If @file_name ends with a - * directory separator it gets the component before the last slash. If - * @file_name consists only of directory separators (and on Windows, - * possibly a drive letter), a single separator is returned. If - * @file_name is empty, it gets ".". - * - * Return value: a newly allocated string containing the last component of - * the filename. - */ -gchar* -g_path_get_basename (const gchar *file_name) -{ - register gssize base; - register gssize last_nonslash; - gsize len; - gchar *retval; - - g_return_val_if_fail (file_name != NULL, NULL); - - if (file_name[0] == '\0') - /* empty string */ - return g_strdup ("."); - - last_nonslash = strlen (file_name) - 1; - - while (last_nonslash >= 0 && G_IS_DIR_SEPARATOR (file_name [last_nonslash])) - last_nonslash--; - - if (last_nonslash == -1) - /* string only containing slashes */ - return g_strdup (G_DIR_SEPARATOR_S); - -#ifdef G_OS_WIN32 - if (last_nonslash == 1 && g_ascii_isalpha (file_name[0]) && file_name[1] == ':') - /* string only containing slashes and a drive */ - return g_strdup (G_DIR_SEPARATOR_S); -#endif /* G_OS_WIN32 */ - - base = last_nonslash; - - while (base >=0 && !G_IS_DIR_SEPARATOR (file_name [base])) - base--; - -#ifdef G_OS_WIN32 - if (base == -1 && g_ascii_isalpha (file_name[0]) && file_name[1] == ':') - base = 1; -#endif /* G_OS_WIN32 */ - - len = last_nonslash - base; - retval = g_malloc (len + 1); - memcpy (retval, file_name + base + 1, len); - retval [len] = '\0'; - return retval; -} - -/** - * g_path_is_absolute: - * @file_name: a file name. - * - * Returns %TRUE if the given @file_name is an absolute file name, - * i.e. it contains a full path from the root directory such as "/usr/local" - * on UNIX or "C:\windows" on Windows systems. - * - * Returns: %TRUE if @file_name is an absolute path. - */ -gboolean -g_path_is_absolute (const gchar *file_name) -{ - g_return_val_if_fail (file_name != NULL, FALSE); - - if (G_IS_DIR_SEPARATOR (file_name[0])) - return TRUE; - -#ifdef G_OS_WIN32 - /* Recognize drive letter on native Windows */ - if (g_ascii_isalpha (file_name[0]) && - file_name[1] == ':' && G_IS_DIR_SEPARATOR (file_name[2])) - return TRUE; -#endif /* G_OS_WIN32 */ - - return FALSE; -} - -/** - * g_path_skip_root: - * @file_name: a file name. - * - * Returns a pointer into @file_name after the root component, i.e. after - * the "/" in UNIX or "C:\" under Windows. If @file_name is not an absolute - * path it returns %NULL. - * - * Returns: a pointer into @file_name after the root component. - */ -G_CONST_RETURN gchar* -g_path_skip_root (const gchar *file_name) -{ - g_return_val_if_fail (file_name != NULL, NULL); - -#ifdef G_PLATFORM_WIN32 - /* Skip \\server\share or //server/share */ - if (G_IS_DIR_SEPARATOR (file_name[0]) && - G_IS_DIR_SEPARATOR (file_name[1]) && - file_name[2] && - !G_IS_DIR_SEPARATOR (file_name[2])) - { - gchar *p; - - p = strchr (file_name + 2, G_DIR_SEPARATOR); -#ifdef G_OS_WIN32 - { - gchar *q = strchr (file_name + 2, '/'); - if (p == NULL || (q != NULL && q < p)) - p = q; - } -#endif - if (p && - p > file_name + 2 && - p[1]) - { - file_name = p + 1; - - while (file_name[0] && !G_IS_DIR_SEPARATOR (file_name[0])) - file_name++; - - /* Possibly skip a backslash after the share name */ - if (G_IS_DIR_SEPARATOR (file_name[0])) - file_name++; - - return (gchar *)file_name; - } - } -#endif - - /* Skip initial slashes */ - if (G_IS_DIR_SEPARATOR (file_name[0])) - { - while (G_IS_DIR_SEPARATOR (file_name[0])) - file_name++; - return (gchar *)file_name; - } - -#ifdef G_OS_WIN32 - /* Skip X:\ */ - if (g_ascii_isalpha (file_name[0]) && file_name[1] == ':' && G_IS_DIR_SEPARATOR (file_name[2])) - return (gchar *)file_name + 3; -#endif - - return NULL; -} - -/** - * g_path_get_dirname: - * @file_name: the name of the file. - * - * Gets the directory components of a file name. If the file name has no - * directory components "." is returned. The returned string should be - * freed when no longer needed. - * - * Returns: the directory components of the file. - */ -gchar* -g_path_get_dirname (const gchar *file_name) -{ - register gchar *base; - register gsize len; - - g_return_val_if_fail (file_name != NULL, NULL); - - base = strrchr (file_name, G_DIR_SEPARATOR); -#ifdef G_OS_WIN32 - { - gchar *q = strrchr (file_name, '/'); - if (base == NULL || (q != NULL && q > base)) - base = q; - } -#endif - if (!base) - { -#ifdef G_OS_WIN32 - if (g_ascii_isalpha (file_name[0]) && file_name[1] == ':') - { - gchar drive_colon_dot[4]; - - drive_colon_dot[0] = file_name[0]; - drive_colon_dot[1] = ':'; - drive_colon_dot[2] = '.'; - drive_colon_dot[3] = '\0'; - - return g_strdup (drive_colon_dot); - } -#endif - return g_strdup ("."); - } - - while (base > file_name && G_IS_DIR_SEPARATOR (*base)) - base--; - -#ifdef G_OS_WIN32 - /* base points to the char before the last slash. - * - * In case file_name is the root of a drive (X:\) or a child of the - * root of a drive (X:\foo), include the slash. - * - * In case file_name is the root share of an UNC path - * (\\server\share), add a slash, returning \\server\share\ . - * - * In case file_name is a direct child of a share in an UNC path - * (\\server\share\foo), include the slash after the share name, - * returning \\server\share\ . - */ - if (base == file_name + 1 && g_ascii_isalpha (file_name[0]) && file_name[1] == ':') - base++; - else if (G_IS_DIR_SEPARATOR (file_name[0]) && - G_IS_DIR_SEPARATOR (file_name[1]) && - file_name[2] && - !G_IS_DIR_SEPARATOR (file_name[2]) && - base >= file_name + 2) - { - const gchar *p = file_name + 2; - while (*p && !G_IS_DIR_SEPARATOR (*p)) - p++; - if (p == base + 1) - { - len = (guint) strlen (file_name) + 1; - base = g_new (gchar, len + 1); - strcpy (base, file_name); - base[len-1] = G_DIR_SEPARATOR; - base[len] = 0; - return base; - } - if (G_IS_DIR_SEPARATOR (*p)) - { - p++; - while (*p && !G_IS_DIR_SEPARATOR (*p)) - p++; - if (p == base + 1) - base++; - } - } -#endif - - len = (guint) 1 + base - file_name; - - base = g_new (gchar, len + 1); - g_memmove (base, file_name, len); - base[len] = 0; - - return base; -} - -/** - * g_get_current_dir: - * - * Gets the current directory. - * The returned string should be freed when no longer needed. The encoding - * of the returned string is system defined. On Windows, it is always UTF-8. - * - * Returns: the current directory. - */ -gchar* -g_get_current_dir (void) -{ -#ifdef G_OS_WIN32 - - gchar *dir = NULL; - wchar_t dummy[2], *wdir; - int len; - - len = GetCurrentDirectoryW (2, dummy); - wdir = g_new (wchar_t, len); - - if (GetCurrentDirectoryW (len, wdir) == len - 1) - dir = g_utf16_to_utf8 (wdir, -1, NULL, NULL, NULL); - - g_free (wdir); - - if (dir == NULL) - dir = g_strdup ("\\"); - - return dir; - -#else - - gchar *buffer = NULL; - gchar *dir = NULL; - static gulong max_len = 0; - - if (max_len == 0) - max_len = (G_PATH_LENGTH == -1) ? 2048 : G_PATH_LENGTH; - - /* We don't use getcwd(3) on SUNOS, because, it does a popen("pwd") - * and, if that wasn't bad enough, hangs in doing so. - */ -#if (defined (sun) && !defined (__SVR4)) || !defined(HAVE_GETCWD) - buffer = g_new (gchar, max_len + 1); - *buffer = 0; - dir = getwd (buffer); -#else /* !sun || !HAVE_GETCWD */ - while (max_len < G_MAXULONG / 2) - { - g_free (buffer); - buffer = g_new (gchar, max_len + 1); - *buffer = 0; - dir = getcwd (buffer, max_len); - - if (dir || errno != ERANGE) - break; - - max_len *= 2; - } -#endif /* !sun || !HAVE_GETCWD */ - - if (!dir || !*buffer) - { - /* hm, should we g_error() out here? - * this can happen if e.g. "./" has mode \0000 - */ - buffer[0] = G_DIR_SEPARATOR; - buffer[1] = 0; - } - - dir = g_strdup (buffer); - g_free (buffer); - - return dir; -#endif /* !Win32 */ -} - -/** - * g_getenv: - * @variable: the environment variable to get, in the GLib file name encoding. - * - * Returns the value of an environment variable. The name and value - * are in the GLib file name encoding. On UNIX, this means the actual - * bytes which might or might not be in some consistent character set - * and encoding. On Windows, it is in UTF-8. On Windows, in case the - * environment variable's value contains references to other - * environment variables, they are expanded. - * - * Return value: the value of the environment variable, or %NULL if - * the environment variable is not found. The returned string may be - * overwritten by the next call to g_getenv(), g_setenv() or - * g_unsetenv(). - **/ -G_CONST_RETURN gchar* -g_getenv (const gchar *variable) -{ -#ifndef G_OS_WIN32 - - g_return_val_if_fail (variable != NULL, NULL); - - return getenv (variable); - -#else /* G_OS_WIN32 */ - - GQuark quark; - gchar *value; - wchar_t dummy[2], *wname, *wvalue; - int len; - - g_return_val_if_fail (variable != NULL, NULL); - g_return_val_if_fail (g_utf8_validate (variable, -1, NULL), NULL); - - /* On Windows NT, it is relatively typical that environment - * variables contain references to other environment variables. If - * so, use ExpandEnvironmentStrings(). (In an ideal world, such - * environment variables would be stored in the Registry as - * REG_EXPAND_SZ type values, and would then get automatically - * expanded before a program sees them. But there is broken software - * that stores environment variables as REG_SZ values even if they - * contain references to other environment variables.) - */ - - wname = g_utf8_to_utf16 (variable, -1, NULL, NULL, NULL); - - len = GetEnvironmentVariableW (wname, dummy, 2); - - if (len == 0) - { - g_free (wname); - return NULL; - } - else if (len == 1) - len = 2; - - wvalue = g_new (wchar_t, len); - - if (GetEnvironmentVariableW (wname, wvalue, len) != len - 1) - { - g_free (wname); - g_free (wvalue); - return NULL; - } - - if (wcschr (wvalue, L'%') != NULL) - { - wchar_t *tem = wvalue; - - len = ExpandEnvironmentStringsW (wvalue, dummy, 2); - - if (len > 0) - { - wvalue = g_new (wchar_t, len); - - if (ExpandEnvironmentStringsW (tem, wvalue, len) != len) - { - g_free (wvalue); - wvalue = tem; - } - else - g_free (tem); - } - } - - value = g_utf16_to_utf8 (wvalue, -1, NULL, NULL, NULL); - - g_free (wname); - g_free (wvalue); - - quark = g_quark_from_string (value); - g_free (value); - - return g_quark_to_string (quark); - -#endif /* G_OS_WIN32 */ -} - -/* _g_getenv_nomalloc - * this function does a getenv() without doing any kind of allocation - * through glib. it's suitable for chars <= 127 only (both, for the - * variable name and the contents) and for contents < 1024 chars in - * length. also, it aliases "" to a NULL return value. - **/ -const gchar* -_g_getenv_nomalloc (const gchar *variable, - gchar buffer[1024]) -{ - const gchar *retval = getenv (variable); - if (retval && retval[0]) - { - gint l = strlen (retval); - if (l < 1024) - { - strncpy (buffer, retval, l); - buffer[l] = 0; - return buffer; - } - } - return NULL; -} - -/** - * g_setenv: - * @variable: the environment variable to set, must not contain '='. - * @value: the value for to set the variable to. - * @overwrite: whether to change the variable if it already exists. - * - * Sets an environment variable. Both the variable's name and value - * should be in the GLib file name encoding. On UNIX, this means that - * they can be any sequence of bytes. On Windows, they should be in - * UTF-8. - * - * Note that on some systems, when variables are overwritten, the memory - * used for the previous variables and its value isn't reclaimed. - * - * Returns: %FALSE if the environment variable couldn't be set. - * - * Since: 2.4 - */ -gboolean -g_setenv (const gchar *variable, - const gchar *value, - gboolean overwrite) -{ -#ifndef G_OS_WIN32 - - gint result; -#ifndef HAVE_SETENV - gchar *string; -#endif - - g_return_val_if_fail (variable != NULL, FALSE); - g_return_val_if_fail (strchr (variable, '=') == NULL, FALSE); - -#ifdef HAVE_SETENV - result = setenv (variable, value, overwrite); -#else - if (!overwrite && getenv (variable) != NULL) - return TRUE; - - /* This results in a leak when you overwrite existing - * settings. It would be fairly easy to fix this by keeping - * our own parallel array or hash table. - */ - string = g_strconcat (variable, "=", value, NULL); - result = putenv (string); -#endif - return result == 0; - -#else /* G_OS_WIN32 */ - - gboolean retval; - wchar_t *wname, *wvalue, *wassignment; - gchar *tem; - - g_return_val_if_fail (variable != NULL, FALSE); - g_return_val_if_fail (strchr (variable, '=') == NULL, FALSE); - g_return_val_if_fail (g_utf8_validate (variable, -1, NULL), FALSE); - g_return_val_if_fail (g_utf8_validate (value, -1, NULL), FALSE); - - if (!overwrite && g_getenv (variable) != NULL) - return TRUE; - - /* We want to (if possible) set both the environment variable copy - * kept by the C runtime and the one kept by the system. - * - * We can't use only the C runtime's putenv or _wputenv() as that - * won't work for arbitrary Unicode strings in a "non-Unicode" app - * (with main() and not wmain()). In a "main()" app the C runtime - * initializes the C runtime's environment table by converting the - * real (wide char) environment variables to system codepage, thus - * breaking those that aren't representable in the system codepage. - * - * As the C runtime's putenv() will also set the system copy, we do - * the putenv() first, then call SetEnvironmentValueW ourselves. - */ - - wname = g_utf8_to_utf16 (variable, -1, NULL, NULL, NULL); - wvalue = g_utf8_to_utf16 (value, -1, NULL, NULL, NULL); - tem = g_strconcat (variable, "=", value, NULL); - wassignment = g_utf8_to_utf16 (tem, -1, NULL, NULL, NULL); - - g_free (tem); - _wputenv (wassignment); - g_free (wassignment); - - retval = (SetEnvironmentVariableW (wname, wvalue) != 0); - - g_free (wname); - g_free (wvalue); - - return retval; - -#endif /* G_OS_WIN32 */ -} - -#ifdef HAVE__NSGETENVIRON -#define environ (*_NSGetEnviron()) -#elif !defined(G_OS_WIN32) - -/* According to the Single Unix Specification, environ is not in - * any system header, although unistd.h often declares it. - */ -extern char **environ; -#endif - -/** - * g_unsetenv: - * @variable: the environment variable to remove, must not contain '='. - * - * Removes an environment variable from the environment. - * - * Note that on some systems, when variables are overwritten, the memory - * used for the previous variables and its value isn't reclaimed. - * Furthermore, this function can't be guaranteed to operate in a - * threadsafe way. - * - * Since: 2.4 - **/ -void -g_unsetenv (const gchar *variable) -{ -#ifndef G_OS_WIN32 - -#ifdef HAVE_UNSETENV - g_return_if_fail (variable != NULL); - g_return_if_fail (strchr (variable, '=') == NULL); - - unsetenv (variable); -#else /* !HAVE_UNSETENV */ - int len; - gchar **e, **f; - - g_return_if_fail (variable != NULL); - g_return_if_fail (strchr (variable, '=') == NULL); - - len = strlen (variable); - - /* Mess directly with the environ array. - * This seems to be the only portable way to do this. - * - * Note that we remove *all* environment entries for - * the variable name, not just the first. - */ - e = f = environ; - while (*e != NULL) - { - if (strncmp (*e, variable, len) != 0 || (*e)[len] != '=') - { - *f = *e; - f++; - } - e++; - } - *f = NULL; -#endif /* !HAVE_UNSETENV */ - -#else /* G_OS_WIN32 */ - - wchar_t *wname, *wassignment; - gchar *tem; - - g_return_if_fail (variable != NULL); - g_return_if_fail (strchr (variable, '=') == NULL); - g_return_if_fail (g_utf8_validate (variable, -1, NULL)); - - wname = g_utf8_to_utf16 (variable, -1, NULL, NULL, NULL); - tem = g_strconcat (variable, "=", NULL); - wassignment = g_utf8_to_utf16 (tem, -1, NULL, NULL, NULL); - - g_free (tem); - _wputenv (wassignment); - g_free (wassignment); - - SetEnvironmentVariableW (wname, NULL); - - g_free (wname); - -#endif /* G_OS_WIN32 */ -} - -/** - * g_listenv: - * - * Gets the names of all variables set in the environment. - * - * Returns: a %NULL-terminated list of strings which must be freed - * with g_strfreev(). - * - * Programs that want to be portable to Windows should typically use - * this function and g_getenv() instead of using the environ array - * from the C library directly. On Windows, the strings in the environ - * array are in system codepage encoding, while in most of the typical - * use cases for environment variables in GLib-using programs you want - * the UTF-8 encoding that this function and g_getenv() provide. - * - * Since: 2.8 - */ -gchar ** -g_listenv (void) -{ -#ifndef G_OS_WIN32 - gchar **result, *eq; - gint len, i, j; - - len = g_strv_length (environ); - result = g_new0 (gchar *, len + 1); - - j = 0; - for (i = 0; i < len; i++) - { - eq = strchr (environ[i], '='); - if (eq) - result[j++] = g_strndup (environ[i], eq - environ[i]); - } - - result[j] = NULL; - - return result; -#else - gchar **result, *eq; - gint len = 0, j; - wchar_t *p, *q; - - p = (wchar_t *) GetEnvironmentStringsW (); - if (p != NULL) - { - q = p; - while (*q) - { - q += wcslen (q) + 1; - len++; - } - } - result = g_new0 (gchar *, len + 1); - - j = 0; - q = p; - while (*q) - { - result[j] = g_utf16_to_utf8 (q, -1, NULL, NULL, NULL); - if (result[j] != NULL) - { - eq = strchr (result[j], '='); - if (eq && eq > result[j]) - { - *eq = '\0'; - j++; - } - else - g_free (result[j]); - } - q += wcslen (q) + 1; - } - result[j] = NULL; - FreeEnvironmentStringsW (p); - - return result; -#endif -} - -G_LOCK_DEFINE_STATIC (g_utils_global); - -static gchar *g_tmp_dir = NULL; -static gchar *g_user_name = NULL; -static gchar *g_real_name = NULL; -static gchar *g_home_dir = NULL; -static gchar *g_host_name = NULL; - -#ifdef G_OS_WIN32 -/* System codepage versions of the above, kept at file level so that they, - * too, are produced only once. - */ -static gchar *g_tmp_dir_cp = NULL; -static gchar *g_user_name_cp = NULL; -static gchar *g_real_name_cp = NULL; -static gchar *g_home_dir_cp = NULL; -#endif - -static gchar *g_user_data_dir = NULL; -static gchar **g_system_data_dirs = NULL; -static gchar *g_user_cache_dir = NULL; -static gchar *g_user_config_dir = NULL; -static gchar **g_system_config_dirs = NULL; - -static gchar **g_user_special_dirs = NULL; - -/* fifteen minutes of fame for everybody */ -#define G_USER_DIRS_EXPIRE 15 * 60 - -#ifdef G_OS_WIN32 - -static gchar * -get_special_folder (int csidl) -{ - wchar_t path[MAX_PATH+1]; - HRESULT hr; - LPITEMIDLIST pidl = NULL; - BOOL b; - gchar *retval = NULL; - - hr = SHGetSpecialFolderLocation (NULL, csidl, &pidl); - if (hr == S_OK) - { - b = SHGetPathFromIDListW (pidl, path); - if (b) - retval = g_utf16_to_utf8 (path, -1, NULL, NULL, NULL); - CoTaskMemFree (pidl); - } - return retval; -} - -static char * -get_windows_directory_root (void) -{ - wchar_t wwindowsdir[MAX_PATH]; - - if (GetWindowsDirectoryW (wwindowsdir, G_N_ELEMENTS (wwindowsdir))) - { - /* Usually X:\Windows, but in terminal server environments - * might be an UNC path, AFAIK. - */ - char *windowsdir = g_utf16_to_utf8 (wwindowsdir, -1, NULL, NULL, NULL); - char *p; - - if (windowsdir == NULL) - return g_strdup ("C:\\"); - - p = (char *) g_path_skip_root (windowsdir); - if (G_IS_DIR_SEPARATOR (p[-1]) && p[-2] != ':') - p--; - *p = '\0'; - return windowsdir; - } - else - return g_strdup ("C:\\"); -} - -#endif - -/* HOLDS: g_utils_global_lock */ -static void -g_get_any_init_do (void) -{ - gchar hostname[100]; - - g_tmp_dir = g_strdup (g_getenv ("TMPDIR")); - if (!g_tmp_dir) - g_tmp_dir = g_strdup (g_getenv ("TMP")); - if (!g_tmp_dir) - g_tmp_dir = g_strdup (g_getenv ("TEMP")); - -#ifdef G_OS_WIN32 - if (!g_tmp_dir) - g_tmp_dir = get_windows_directory_root (); -#else -#ifdef P_tmpdir - if (!g_tmp_dir) - { - gsize k; - g_tmp_dir = g_strdup (P_tmpdir); - k = strlen (g_tmp_dir); - if (k > 1 && G_IS_DIR_SEPARATOR (g_tmp_dir[k - 1])) - g_tmp_dir[k - 1] = '\0'; - } -#endif - - if (!g_tmp_dir) - { - g_tmp_dir = g_strdup ("/tmp"); - } -#endif /* !G_OS_WIN32 */ - -#ifdef G_OS_WIN32 - /* We check $HOME first for Win32, though it is a last resort for Unix - * where we prefer the results of getpwuid(). - */ - g_home_dir = g_strdup (g_getenv ("HOME")); - - /* Only believe HOME if it is an absolute path and exists */ - if (g_home_dir) - { - if (!(g_path_is_absolute (g_home_dir) && - g_file_test (g_home_dir, G_FILE_TEST_IS_DIR))) - { - g_free (g_home_dir); - g_home_dir = NULL; - } - } - - /* In case HOME is Unix-style (it happens), convert it to - * Windows style. - */ - if (g_home_dir) - { - gchar *p; - while ((p = strchr (g_home_dir, '/')) != NULL) - *p = '\\'; - } - - if (!g_home_dir) - { - /* USERPROFILE is probably the closest equivalent to $HOME? */ - if (g_getenv ("USERPROFILE") != NULL) - g_home_dir = g_strdup (g_getenv ("USERPROFILE")); - } - - if (!g_home_dir) - g_home_dir = get_special_folder (CSIDL_PROFILE); - - if (!g_home_dir) - g_home_dir = get_windows_directory_root (); -#endif /* G_OS_WIN32 */ - -#ifdef HAVE_PWD_H - { - struct passwd *pw = NULL; - gpointer buffer = NULL; - gint error; - gchar *logname; - -# if defined (HAVE_POSIX_GETPWUID_R) || defined (HAVE_NONPOSIX_GETPWUID_R) - struct passwd pwd; -# ifdef _SC_GETPW_R_SIZE_MAX - /* This reurns the maximum length */ - glong bufsize = sysconf (_SC_GETPW_R_SIZE_MAX); - - if (bufsize < 0) - bufsize = 64; -# else /* _SC_GETPW_R_SIZE_MAX */ - glong bufsize = 64; -# endif /* _SC_GETPW_R_SIZE_MAX */ - - logname = (gchar *) g_getenv ("LOGNAME"); - - do - { - g_free (buffer); - /* we allocate 6 extra bytes to work around a bug in - * Mac OS < 10.3. See #156446 - */ - buffer = g_malloc (bufsize + 6); - errno = 0; - -# ifdef HAVE_POSIX_GETPWUID_R - if (logname) { - error = getpwnam_r (logname, &pwd, buffer, bufsize, &pw); - if (!pw || (pw->pw_uid != getuid ())) { - /* LOGNAME is lying, fall back to looking up the uid */ - error = getpwuid_r (getuid (), &pwd, buffer, bufsize, &pw); - } - } else { - error = getpwuid_r (getuid (), &pwd, buffer, bufsize, &pw); - } - error = error < 0 ? errno : error; -# else /* HAVE_NONPOSIX_GETPWUID_R */ - /* HPUX 11 falls into the HAVE_POSIX_GETPWUID_R case */ -# if defined(_AIX) || defined(__hpux) - error = getpwuid_r (getuid (), &pwd, buffer, bufsize); - pw = error == 0 ? &pwd : NULL; -# else /* !_AIX */ - if (logname) { - pw = getpwnam_r (logname, &pwd, buffer, bufsize); - if (!pw || (pw->pw_uid != getuid ())) { - /* LOGNAME is lying, fall back to looking up the uid */ - pw = getpwuid_r (getuid (), &pwd, buffer, bufsize); - } - } else { - pw = getpwuid_r (getuid (), &pwd, buffer, bufsize); - } - error = pw ? 0 : errno; -# endif /* !_AIX */ -# endif /* HAVE_NONPOSIX_GETPWUID_R */ - - if (!pw) - { - /* we bail out prematurely if the user id can't be found - * (should be pretty rare case actually), or if the buffer - * should be sufficiently big and lookups are still not - * successfull. - */ - if (error == 0 || error == ENOENT) - { - g_warning ("getpwuid_r(): failed due to unknown user id (%lu)", - (gulong) getuid ()); - break; - } - if (bufsize > 32 * 1024) - { - g_warning ("getpwuid_r(): failed due to: %s.", - g_strerror (error)); - break; - } - - bufsize *= 2; - } - } - while (!pw); -# endif /* HAVE_POSIX_GETPWUID_R || HAVE_NONPOSIX_GETPWUID_R */ - - if (!pw) - { - setpwent (); - pw = getpwuid (getuid ()); - endpwent (); - } - if (pw) - { - g_user_name = g_strdup (pw->pw_name); - - if (pw->pw_gecos && *pw->pw_gecos != '\0') - { - gchar **gecos_fields; - gchar **name_parts; - - /* split the gecos field and substitute '&' */ - gecos_fields = g_strsplit (pw->pw_gecos, ",", 0); - name_parts = g_strsplit (gecos_fields[0], "&", 0); - pw->pw_name[0] = g_ascii_toupper (pw->pw_name[0]); - g_real_name = g_strjoinv (pw->pw_name, name_parts); - g_strfreev (gecos_fields); - g_strfreev (name_parts); - } - - if (!g_home_dir) - g_home_dir = g_strdup (pw->pw_dir); - } - g_free (buffer); - } - -#else /* !HAVE_PWD_H */ - -#ifdef G_OS_WIN32 - { - guint len = UNLEN+1; - wchar_t buffer[UNLEN+1]; - - if (GetUserNameW (buffer, (LPDWORD) &len)) - { - g_user_name = g_utf16_to_utf8 (buffer, -1, NULL, NULL, NULL); - g_real_name = g_strdup (g_user_name); - } - } -#endif /* G_OS_WIN32 */ - -#endif /* !HAVE_PWD_H */ - -#ifndef G_OS_WIN32 - if (!g_home_dir) - g_home_dir = g_strdup (g_getenv ("HOME")); -#endif - -#ifdef __EMX__ - /* change '\\' in %HOME% to '/' */ - g_strdelimit (g_home_dir, "\\",'/'); -#endif - if (!g_user_name) - g_user_name = g_strdup ("somebody"); - if (!g_real_name) - g_real_name = g_strdup ("Unknown"); - - { -#ifndef G_OS_WIN32 - gboolean hostname_fail = (gethostname (hostname, sizeof (hostname)) == -1); -#else - DWORD size = sizeof (hostname); - gboolean hostname_fail = (!GetComputerName (hostname, &size)); -#endif - g_host_name = g_strdup (hostname_fail ? "localhost" : hostname); - } - -#ifdef G_OS_WIN32 - g_tmp_dir_cp = g_locale_from_utf8 (g_tmp_dir, -1, NULL, NULL, NULL); - g_user_name_cp = g_locale_from_utf8 (g_user_name, -1, NULL, NULL, NULL); - g_real_name_cp = g_locale_from_utf8 (g_real_name, -1, NULL, NULL, NULL); - - if (!g_tmp_dir_cp) - g_tmp_dir_cp = g_strdup ("\\"); - if (!g_user_name_cp) - g_user_name_cp = g_strdup ("somebody"); - if (!g_real_name_cp) - g_real_name_cp = g_strdup ("Unknown"); - - /* home_dir might be NULL, unlike tmp_dir, user_name and - * real_name. - */ - if (g_home_dir) - g_home_dir_cp = g_locale_from_utf8 (g_home_dir, -1, NULL, NULL, NULL); - else - g_home_dir_cp = NULL; -#endif /* G_OS_WIN32 */ -} - -static inline void -g_get_any_init (void) -{ - if (!g_tmp_dir) - g_get_any_init_do (); -} - -static inline void -g_get_any_init_locked (void) -{ - G_LOCK (g_utils_global); - g_get_any_init (); - G_UNLOCK (g_utils_global); -} - - -/** - * g_get_user_name: - * - * Gets the user name of the current user. The encoding of the returned - * string is system-defined. On UNIX, it might be the preferred file name - * encoding, or something else, and there is no guarantee that it is even - * consistent on a machine. On Windows, it is always UTF-8. - * - * Returns: the user name of the current user. - */ -G_CONST_RETURN gchar* -g_get_user_name (void) -{ - g_get_any_init_locked (); - return g_user_name; -} - -/** - * g_get_real_name: - * - * Gets the real name of the user. This usually comes from the user's entry - * in the <filename>passwd</filename> file. The encoding of the returned - * string is system-defined. (On Windows, it is, however, always UTF-8.) - * If the real user name cannot be determined, the string "Unknown" is - * returned. - * - * Returns: the user's real name. - */ -G_CONST_RETURN gchar* -g_get_real_name (void) -{ - g_get_any_init_locked (); - return g_real_name; -} - -/** - * g_get_home_dir: - * - * Gets the current user's home directory as defined in the - * password database. - * - * Note that in contrast to traditional UNIX tools, this function - * prefers <filename>passwd</filename> entries over the <envar>HOME</envar> - * environment variable. - * - * One of the reasons for this decision is that applications in many - * cases need special handling to deal with the case where - * <envar>HOME</envar> is - * <simplelist> - * <member>Not owned by the user</member> - * <member>Not writeable</member> - * <member>Not even readable</member> - * </simplelist> - * Since applications are in general <emphasis>not</emphasis> written - * to deal with these situations it was considered better to make - * g_get_home_dir() not pay attention to <envar>HOME</envar> and to - * return the real home directory for the user. If applications - * want to pay attention to <envar>HOME</envar>, they can do: - * |[ - * const char *homedir = g_getenv ("HOME"); - * if (!homedir) - * homedir = g_get_home_dir (<!-- -->); - * ]| - * - * Returns: the current user's home directory - */ -G_CONST_RETURN gchar* -g_get_home_dir (void) -{ - g_get_any_init_locked (); - return g_home_dir; -} - -/** - * g_get_tmp_dir: - * - * Gets the directory to use for temporary files. This is found from - * inspecting the environment variables <envar>TMPDIR</envar>, - * <envar>TMP</envar>, and <envar>TEMP</envar> in that order. If none - * of those are defined "/tmp" is returned on UNIX and "C:\" on Windows. - * The encoding of the returned string is system-defined. On Windows, - * it is always UTF-8. The return value is never %NULL. - * - * Returns: the directory to use for temporary files. - */ -G_CONST_RETURN gchar* -g_get_tmp_dir (void) -{ - g_get_any_init_locked (); - return g_tmp_dir; -} - -/** - * g_get_host_name: - * - * Return a name for the machine. - * - * The returned name is not necessarily a fully-qualified domain name, - * or even present in DNS or some other name service at all. It need - * not even be unique on your local network or site, but usually it - * is. Callers should not rely on the return value having any specific - * properties like uniqueness for security purposes. Even if the name - * of the machine is changed while an application is running, the - * return value from this function does not change. The returned - * string is owned by GLib and should not be modified or freed. If no - * name can be determined, a default fixed string "localhost" is - * returned. - * - * Returns: the host name of the machine. - * - * Since: 2.8 - */ -const gchar * -g_get_host_name (void) -{ - g_get_any_init_locked (); - return g_host_name; -} - -G_LOCK_DEFINE_STATIC (g_prgname); -static gchar *g_prgname = NULL; - -/** - * g_get_prgname: - * - * Gets the name of the program. This name should <emphasis>not</emphasis> - * be localized, contrast with g_get_application_name(). - * (If you are using GDK or GTK+ the program name is set in gdk_init(), - * which is called by gtk_init(). The program name is found by taking - * the last component of <literal>argv[0]</literal>.) - * - * Returns: the name of the program. The returned string belongs - * to GLib and must not be modified or freed. - */ -gchar* -g_get_prgname (void) -{ - gchar* retval; - - G_LOCK (g_prgname); -#ifdef G_OS_WIN32 - if (g_prgname == NULL) - { - static gboolean beenhere = FALSE; - - if (!beenhere) - { - gchar *utf8_buf = NULL; - wchar_t buf[MAX_PATH+1]; - - beenhere = TRUE; - if (GetModuleFileNameW (GetModuleHandle (NULL), - buf, G_N_ELEMENTS (buf)) > 0) - utf8_buf = g_utf16_to_utf8 (buf, -1, NULL, NULL, NULL); - - if (utf8_buf) - { - g_prgname = g_path_get_basename (utf8_buf); - g_free (utf8_buf); - } - } - } -#endif - retval = g_prgname; - G_UNLOCK (g_prgname); - - return retval; -} - -/** - * g_set_prgname: - * @prgname: the name of the program. - * - * Sets the name of the program. This name should <emphasis>not</emphasis> - * be localized, contrast with g_set_application_name(). Note that for - * thread-safety reasons this function can only be called once. - */ -void -g_set_prgname (const gchar *prgname) -{ - G_LOCK (g_prgname); - g_free (g_prgname); - g_prgname = g_strdup (prgname); - G_UNLOCK (g_prgname); -} - -G_LOCK_DEFINE_STATIC (g_application_name); -static gchar *g_application_name = NULL; - -/** - * g_get_application_name: - * - * Gets a human-readable name for the application, as set by - * g_set_application_name(). This name should be localized if - * possible, and is intended for display to the user. Contrast with - * g_get_prgname(), which gets a non-localized name. If - * g_set_application_name() has not been called, returns the result of - * g_get_prgname() (which may be %NULL if g_set_prgname() has also not - * been called). - * - * Return value: human-readable application name. may return %NULL - * - * Since: 2.2 - **/ -G_CONST_RETURN gchar* -g_get_application_name (void) -{ - gchar* retval; - - G_LOCK (g_application_name); - retval = g_application_name; - G_UNLOCK (g_application_name); - - if (retval == NULL) - return g_get_prgname (); - - return retval; -} - -/** - * g_set_application_name: - * @application_name: localized name of the application - * - * Sets a human-readable name for the application. This name should be - * localized if possible, and is intended for display to the user. - * Contrast with g_set_prgname(), which sets a non-localized name. - * g_set_prgname() will be called automatically by gtk_init(), - * but g_set_application_name() will not. - * - * Note that for thread safety reasons, this function can only - * be called once. - * - * The application name will be used in contexts such as error messages, - * or when displaying an application's name in the task list. - * - * Since: 2.2 - **/ -void -g_set_application_name (const gchar *application_name) -{ - gboolean already_set = FALSE; - - G_LOCK (g_application_name); - if (g_application_name) - already_set = TRUE; - else - g_application_name = g_strdup (application_name); - G_UNLOCK (g_application_name); - - if (already_set) - g_warning ("g_set_application() name called multiple times"); -} - -/** - * g_get_user_data_dir: - * - * Returns a base directory in which to access application data such - * as icons that is customized for a particular user. - * - * On UNIX platforms this is determined using the mechanisms described in - * the <ulink url="http://www.freedesktop.org/Standards/basedir-spec"> - * XDG Base Directory Specification</ulink> - * - * Return value: a string owned by GLib that must not be modified - * or freed. - * Since: 2.6 - **/ -G_CONST_RETURN gchar* -g_get_user_data_dir (void) -{ - gchar *data_dir; - - G_LOCK (g_utils_global); - - if (!g_user_data_dir) - { -#ifdef G_OS_WIN32 - data_dir = get_special_folder (CSIDL_PERSONAL); -#else - data_dir = (gchar *) g_getenv ("XDG_DATA_HOME"); - - if (data_dir && data_dir[0]) - data_dir = g_strdup (data_dir); -#endif - if (!data_dir || !data_dir[0]) - { - g_get_any_init (); - - if (g_home_dir) - data_dir = g_build_filename (g_home_dir, ".local", - "share", NULL); - else - data_dir = g_build_filename (g_tmp_dir, g_user_name, ".local", - "share", NULL); - } - - g_user_data_dir = data_dir; - } - else - data_dir = g_user_data_dir; - - G_UNLOCK (g_utils_global); - - return data_dir; -} - -static void -g_init_user_config_dir (void) -{ - gchar *config_dir; - - if (!g_user_config_dir) - { -#ifdef G_OS_WIN32 - config_dir = get_special_folder (CSIDL_APPDATA); -#else - config_dir = (gchar *) g_getenv ("XDG_CONFIG_HOME"); - - if (config_dir && config_dir[0]) - config_dir = g_strdup (config_dir); -#endif - if (!config_dir || !config_dir[0]) - { - g_get_any_init (); - - if (g_home_dir) - config_dir = g_build_filename (g_home_dir, ".config", NULL); - else - config_dir = g_build_filename (g_tmp_dir, g_user_name, ".config", NULL); - } - - g_user_config_dir = config_dir; - } -} - -/** - * g_get_user_config_dir: - * - * Returns a base directory in which to store user-specific application - * configuration information such as user preferences and settings. - * - * On UNIX platforms this is determined using the mechanisms described in - * the <ulink url="http://www.freedesktop.org/Standards/basedir-spec"> - * XDG Base Directory Specification</ulink> - * - * Return value: a string owned by GLib that must not be modified - * or freed. - * Since: 2.6 - **/ -G_CONST_RETURN gchar* -g_get_user_config_dir (void) -{ - G_LOCK (g_utils_global); - - g_init_user_config_dir (); - - G_UNLOCK (g_utils_global); - - return g_user_config_dir; -} - -/** - * g_get_user_cache_dir: - * - * Returns a base directory in which to store non-essential, cached - * data specific to particular user. - * - * On UNIX platforms this is determined using the mechanisms described in - * the <ulink url="http://www.freedesktop.org/Standards/basedir-spec"> - * XDG Base Directory Specification</ulink> - * - * Return value: a string owned by GLib that must not be modified - * or freed. - * Since: 2.6 - **/ -G_CONST_RETURN gchar* -g_get_user_cache_dir (void) -{ - gchar *cache_dir; - - G_LOCK (g_utils_global); - - if (!g_user_cache_dir) - { -#ifdef G_OS_WIN32 - cache_dir = get_special_folder (CSIDL_INTERNET_CACHE); /* XXX correct? */ -#else - cache_dir = (gchar *) g_getenv ("XDG_CACHE_HOME"); - - if (cache_dir && cache_dir[0]) - cache_dir = g_strdup (cache_dir); -#endif - if (!cache_dir || !cache_dir[0]) - { - g_get_any_init (); - - if (g_home_dir) - cache_dir = g_build_filename (g_home_dir, ".cache", NULL); - else - cache_dir = g_build_filename (g_tmp_dir, g_user_name, ".cache", NULL); - } - g_user_cache_dir = cache_dir; - } - else - cache_dir = g_user_cache_dir; - - G_UNLOCK (g_utils_global); - - return cache_dir; -} - -#ifdef HAVE_CARBON - -static gchar * -find_folder (OSType type) -{ - gchar *filename = NULL; - FSRef found; - - if (FSFindFolder (kUserDomain, type, kDontCreateFolder, &found) == noErr) - { - CFURLRef url = CFURLCreateFromFSRef (kCFAllocatorSystemDefault, &found); - - if (url) - { - CFStringRef path = CFURLCopyFileSystemPath (url, kCFURLPOSIXPathStyle); - - if (path) - { - filename = g_strdup (CFStringGetCStringPtr (path, kCFStringEncodingUTF8)); - - if (! filename) - { - filename = g_new0 (gchar, CFStringGetLength (path) * 3 + 1); - - CFStringGetCString (path, filename, - CFStringGetLength (path) * 3 + 1, - kCFStringEncodingUTF8); - } - - CFRelease (path); - } - - CFRelease (url); - } - } - - return filename; -} - -static void -load_user_special_dirs (void) -{ - g_user_special_dirs[G_USER_DIRECTORY_DESKTOP] = find_folder (kDesktopFolderType); - g_user_special_dirs[G_USER_DIRECTORY_DOCUMENTS] = find_folder (kDocumentsFolderType); - g_user_special_dirs[G_USER_DIRECTORY_DOWNLOAD] = find_folder (kDesktopFolderType); /* XXX correct ? */ - g_user_special_dirs[G_USER_DIRECTORY_MUSIC] = find_folder (kMusicDocumentsFolderType); - g_user_special_dirs[G_USER_DIRECTORY_PICTURES] = find_folder (kPictureDocumentsFolderType); - g_user_special_dirs[G_USER_DIRECTORY_PUBLIC_SHARE] = NULL; - g_user_special_dirs[G_USER_DIRECTORY_TEMPLATES] = NULL; - g_user_special_dirs[G_USER_DIRECTORY_VIDEOS] = find_folder (kMovieDocumentsFolderType); -} - -#endif /* HAVE_CARBON */ - -#if defined(G_OS_WIN32) -static void -load_user_special_dirs (void) -{ - typedef HRESULT (WINAPI *t_SHGetKnownFolderPath) (const GUID *rfid, - DWORD dwFlags, - HANDLE hToken, - PWSTR *ppszPath); - t_SHGetKnownFolderPath p_SHGetKnownFolderPath; - static const GUID FOLDERID_Downloads = - { 0x374de290, 0x123f, 0x4565, { 0x91, 0x64, 0x39, 0xc4, 0x92, 0x5e, 0x46, 0x7b } }; - static const GUID FOLDERID_Public = - { 0xDFDF76A2, 0xC82A, 0x4D63, { 0x90, 0x6A, 0x56, 0x44, 0xAC, 0x45, 0x73, 0x85 } }; - wchar_t *wcp; - - p_SHGetKnownFolderPath = (t_SHGetKnownFolderPath) GetProcAddress (LoadLibrary ("shell32.dll"), - "SHGetKnownFolderPath"); - - g_user_special_dirs[G_USER_DIRECTORY_DESKTOP] = get_special_folder (CSIDL_DESKTOPDIRECTORY); - g_user_special_dirs[G_USER_DIRECTORY_DOCUMENTS] = get_special_folder (CSIDL_PERSONAL); - - if (p_SHGetKnownFolderPath == NULL) - { - g_user_special_dirs[G_USER_DIRECTORY_DOWNLOAD] = get_special_folder (CSIDL_DESKTOPDIRECTORY); - } - else - { - wcp = NULL; - (*p_SHGetKnownFolderPath) (&FOLDERID_Downloads, 0, NULL, &wcp); - g_user_special_dirs[G_USER_DIRECTORY_DOWNLOAD] = g_utf16_to_utf8 (wcp, -1, NULL, NULL, NULL); - if (g_user_special_dirs[G_USER_DIRECTORY_DOWNLOAD] == NULL) - g_user_special_dirs[G_USER_DIRECTORY_DOWNLOAD] = get_special_folder (CSIDL_DESKTOPDIRECTORY); - CoTaskMemFree (wcp); - } - - g_user_special_dirs[G_USER_DIRECTORY_MUSIC] = get_special_folder (CSIDL_MYMUSIC); - g_user_special_dirs[G_USER_DIRECTORY_PICTURES] = get_special_folder (CSIDL_MYPICTURES); - - if (p_SHGetKnownFolderPath == NULL) - { - /* XXX */ - g_user_special_dirs[G_USER_DIRECTORY_PUBLIC_SHARE] = get_special_folder (CSIDL_COMMON_DOCUMENTS); - } - else - { - wcp = NULL; - (*p_SHGetKnownFolderPath) (&FOLDERID_Public, 0, NULL, &wcp); - g_user_special_dirs[G_USER_DIRECTORY_PUBLIC_SHARE] = g_utf16_to_utf8 (wcp, -1, NULL, NULL, NULL); - if (g_user_special_dirs[G_USER_DIRECTORY_PUBLIC_SHARE] == NULL) - g_user_special_dirs[G_USER_DIRECTORY_PUBLIC_SHARE] = get_special_folder (CSIDL_COMMON_DOCUMENTS); - CoTaskMemFree (wcp); - } - - g_user_special_dirs[G_USER_DIRECTORY_TEMPLATES] = get_special_folder (CSIDL_TEMPLATES); - g_user_special_dirs[G_USER_DIRECTORY_VIDEOS] = get_special_folder (CSIDL_MYVIDEO); -} -#endif /* G_OS_WIN32 */ - -static void g_init_user_config_dir (void); - -#if defined(G_OS_UNIX) && !defined(HAVE_CARBON) - -/* adapted from xdg-user-dir-lookup.c - * - * Copyright (C) 2007 Red Hat Inc. - * - * Permission is hereby granted, free of charge, to any person - * obtaining a copy of this software and associated documentation files - * (the "Software"), to deal in the Software without restriction, - * including without limitation the rights to use, copy, modify, merge, - * publish, distribute, sublicense, and/or sell copies of the Software, - * and to permit persons to whom the Software is furnished to do so, - * subject to the following conditions: - * - * The above copyright notice and this permission notice shall be - * included in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS - * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN - * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - */ -static void -load_user_special_dirs (void) -{ - gchar *config_file; - gchar *data; - gchar **lines; - gint n_lines, i; - - g_init_user_config_dir (); - config_file = g_build_filename (g_user_config_dir, - "user-dirs.dirs", - NULL); - - if (!g_file_get_contents (config_file, &data, NULL, NULL)) - { - g_free (config_file); - return; - } - - lines = g_strsplit (data, "\n", -1); - n_lines = g_strv_length (lines); - g_free (data); - - for (i = 0; i < n_lines; i++) - { - gchar *buffer = lines[i]; - gchar *d, *p; - gint len; - gboolean is_relative = FALSE; - GUserDirectory directory; - - /* Remove newline at end */ - len = strlen (buffer); - if (len > 0 && buffer[len - 1] == '\n') - buffer[len - 1] = 0; - - p = buffer; - while (*p == ' ' || *p == '\t') - p++; - - if (strncmp (p, "XDG_DESKTOP_DIR", strlen ("XDG_DESKTOP_DIR")) == 0) - { - directory = G_USER_DIRECTORY_DESKTOP; - p += strlen ("XDG_DESKTOP_DIR"); - } - else if (strncmp (p, "XDG_DOCUMENTS_DIR", strlen ("XDG_DOCUMENTS_DIR")) == 0) - { - directory = G_USER_DIRECTORY_DOCUMENTS; - p += strlen ("XDG_DOCUMENTS_DIR"); - } - else if (strncmp (p, "XDG_DOWNLOAD_DIR", strlen ("XDG_DOWNLOAD_DIR")) == 0) - { - directory = G_USER_DIRECTORY_DOWNLOAD; - p += strlen ("XDG_DOWNLOAD_DIR"); - } - else if (strncmp (p, "XDG_MUSIC_DIR", strlen ("XDG_MUSIC_DIR")) == 0) - { - directory = G_USER_DIRECTORY_MUSIC; - p += strlen ("XDG_MUSIC_DIR"); - } - else if (strncmp (p, "XDG_PICTURES_DIR", strlen ("XDG_PICTURES_DIR")) == 0) - { - directory = G_USER_DIRECTORY_PICTURES; - p += strlen ("XDG_PICTURES_DIR"); - } - else if (strncmp (p, "XDG_PUBLICSHARE_DIR", strlen ("XDG_PUBLICSHARE_DIR")) == 0) - { - directory = G_USER_DIRECTORY_PUBLIC_SHARE; - p += strlen ("XDG_PUBLICSHARE_DIR"); - } - else if (strncmp (p, "XDG_TEMPLATES_DIR", strlen ("XDG_TEMPLATES_DIR")) == 0) - { - directory = G_USER_DIRECTORY_TEMPLATES; - p += strlen ("XDG_TEMPLATES_DIR"); - } - else if (strncmp (p, "XDG_VIDEOS_DIR", strlen ("XDG_VIDEOS_DIR")) == 0) - { - directory = G_USER_DIRECTORY_VIDEOS; - p += strlen ("XDG_VIDEOS_DIR"); - } - else - continue; - - while (*p == ' ' || *p == '\t') - p++; - - if (*p != '=') - continue; - p++; - - while (*p == ' ' || *p == '\t') - p++; - - if (*p != '"') - continue; - p++; - - if (strncmp (p, "$HOME", 5) == 0) - { - p += 5; - is_relative = TRUE; - } - else if (*p != '/') - continue; - - d = strrchr (p, '"'); - if (!d) - continue; - *d = 0; - - d = p; - - /* remove trailing slashes */ - len = strlen (d); - if (d[len - 1] == '/') - d[len - 1] = 0; - - if (is_relative) - { - g_get_any_init (); - g_user_special_dirs[directory] = g_build_filename (g_home_dir, d, NULL); - } - else - g_user_special_dirs[directory] = g_strdup (d); - } - - g_strfreev (lines); - g_free (config_file); -} - -#endif /* G_OS_UNIX && !HAVE_CARBON */ - -/** - * g_get_user_special_dir: - * @directory: the logical id of special directory - * - * Returns the full path of a special directory using its logical id. - * - * On Unix this is done using the XDG special user directories. - * For compatibility with existing practise, %G_USER_DIRECTORY_DESKTOP - * falls back to <filename>$HOME/Desktop</filename> when XDG special - * user directories have not been set up. - * - * Depending on the platform, the user might be able to change the path - * of the special directory without requiring the session to restart; GLib - * will not reflect any change once the special directories are loaded. - * - * Return value: the path to the specified special directory, or %NULL - * if the logical id was not found. The returned string is owned by - * GLib and should not be modified or freed. - * - * Since: 2.14 - */ -G_CONST_RETURN gchar * -g_get_user_special_dir (GUserDirectory directory) -{ - g_return_val_if_fail (directory >= G_USER_DIRECTORY_DESKTOP && - directory < G_USER_N_DIRECTORIES, NULL); - - G_LOCK (g_utils_global); - - if (G_UNLIKELY (g_user_special_dirs == NULL)) - { - g_user_special_dirs = g_new0 (gchar *, G_USER_N_DIRECTORIES); - - load_user_special_dirs (); - - /* Special-case desktop for historical compatibility */ - if (g_user_special_dirs[G_USER_DIRECTORY_DESKTOP] == NULL) - { - g_get_any_init (); - - g_user_special_dirs[G_USER_DIRECTORY_DESKTOP] = - g_build_filename (g_home_dir, "Desktop", NULL); - } - } - - G_UNLOCK (g_utils_global); - - return g_user_special_dirs[directory]; -} - -#ifdef G_OS_WIN32 - -#undef g_get_system_data_dirs - -static HMODULE -get_module_for_address (gconstpointer address) -{ - /* Holds the g_utils_global lock */ - - static gboolean beenhere = FALSE; - typedef BOOL (WINAPI *t_GetModuleHandleExA) (DWORD, LPCTSTR, HMODULE *); - static t_GetModuleHandleExA p_GetModuleHandleExA = NULL; - HMODULE hmodule = NULL; - - if (!address) - return NULL; - - if (!beenhere) - { - p_GetModuleHandleExA = - (t_GetModuleHandleExA) GetProcAddress (LoadLibrary ("kernel32.dll"), - "GetModuleHandleExA"); - beenhere = TRUE; - } - - if (p_GetModuleHandleExA == NULL || - !(*p_GetModuleHandleExA) (GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT | - GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS, - address, &hmodule)) - { - MEMORY_BASIC_INFORMATION mbi; - VirtualQuery (address, &mbi, sizeof (mbi)); - hmodule = (HMODULE) mbi.AllocationBase; - } - - return hmodule; -} - -static gchar * -get_module_share_dir (gconstpointer address) -{ - HMODULE hmodule; - gchar *filename; - gchar *retval; - - hmodule = get_module_for_address (address); - if (hmodule == NULL) - return NULL; - - filename = g_win32_get_package_installation_directory_of_module (hmodule); - retval = g_build_filename (filename, "share", NULL); - g_free (filename); - - return retval; -} - -G_CONST_RETURN gchar * G_CONST_RETURN * -g_win32_get_system_data_dirs_for_module (void (*address_of_function)()) -{ - GArray *data_dirs; - HMODULE hmodule; - static GHashTable *per_module_data_dirs = NULL; - gchar **retval; - gchar *p; - gchar *exe_root; - - if (address_of_function) - { - G_LOCK (g_utils_global); - hmodule = get_module_for_address (address_of_function); - if (hmodule != NULL) - { - if (per_module_data_dirs == NULL) - per_module_data_dirs = g_hash_table_new (NULL, NULL); - else - { - retval = g_hash_table_lookup (per_module_data_dirs, hmodule); - - if (retval != NULL) - { - G_UNLOCK (g_utils_global); - return (G_CONST_RETURN gchar * G_CONST_RETURN *) retval; - } - } - } - } - - data_dirs = g_array_new (TRUE, TRUE, sizeof (char *)); - - /* Documents and Settings\All Users\Application Data */ - p = get_special_folder (CSIDL_COMMON_APPDATA); - if (p) - g_array_append_val (data_dirs, p); - - /* Documents and Settings\All Users\Documents */ - p = get_special_folder (CSIDL_COMMON_DOCUMENTS); - if (p) - g_array_append_val (data_dirs, p); - - /* Using the above subfolders of Documents and Settings perhaps - * makes sense from a Windows perspective. - * - * But looking at the actual use cases of this function in GTK+ - * and GNOME software, what we really want is the "share" - * subdirectory of the installation directory for the package - * our caller is a part of. - * - * The address_of_function parameter, if non-NULL, points to a - * function in the calling module. Use that to determine that - * module's installation folder, and use its "share" subfolder. - * - * Additionally, also use the "share" subfolder of the installation - * locations of GLib and the .exe file being run. - * - * To guard against none of the above being what is really wanted, - * callers of this function should have Win32-specific code to look - * up their installation folder themselves, and handle a subfolder - * "share" of it in the same way as the folders returned from this - * function. - */ - - p = get_module_share_dir (address_of_function); - if (p) - g_array_append_val (data_dirs, p); - - if (glib_dll != NULL) - { - gchar *glib_root = g_win32_get_package_installation_directory_of_module (glib_dll); - p = g_build_filename (glib_root, "share", NULL); - if (p) - g_array_append_val (data_dirs, p); - g_free (glib_root); - } - - exe_root = g_win32_get_package_installation_directory_of_module (NULL); - p = g_build_filename (exe_root, "share", NULL); - if (p) - g_array_append_val (data_dirs, p); - g_free (exe_root); - - retval = (gchar **) g_array_free (data_dirs, FALSE); - - if (address_of_function) - { - if (hmodule != NULL) - g_hash_table_insert (per_module_data_dirs, hmodule, retval); - G_UNLOCK (g_utils_global); - } - - return (G_CONST_RETURN gchar * G_CONST_RETURN *) retval; -} - -#endif - -/** - * g_get_system_data_dirs: - * - * Returns an ordered list of base directories in which to access - * system-wide application data. - * - * On UNIX platforms this is determined using the mechanisms described in - * the <ulink url="http://www.freedesktop.org/Standards/basedir-spec"> - * XDG Base Directory Specification</ulink> - * - * On Windows the first elements in the list are the Application Data - * and Documents folders for All Users. (These can be determined only - * on Windows 2000 or later and are not present in the list on other - * Windows versions.) See documentation for CSIDL_COMMON_APPDATA and - * CSIDL_COMMON_DOCUMENTS. - * - * Then follows the "share" subfolder in the installation folder for - * the package containing the DLL that calls this function, if it can - * be determined. - * - * Finally the list contains the "share" subfolder in the installation - * folder for GLib, and in the installation folder for the package the - * application's .exe file belongs to. - * - * The installation folders above are determined by looking up the - * folder where the module (DLL or EXE) in question is located. If the - * folder's name is "bin", its parent is used, otherwise the folder - * itself. - * - * Note that on Windows the returned list can vary depending on where - * this function is called. - * - * Return value: a %NULL-terminated array of strings owned by GLib that must - * not be modified or freed. - * Since: 2.6 - **/ -G_CONST_RETURN gchar * G_CONST_RETURN * -g_get_system_data_dirs (void) -{ - gchar **data_dir_vector; - - G_LOCK (g_utils_global); - - if (!g_system_data_dirs) - { -#ifdef G_OS_WIN32 - data_dir_vector = (gchar **) g_win32_get_system_data_dirs_for_module (NULL); -#else - gchar *data_dirs = (gchar *) g_getenv ("XDG_DATA_DIRS"); - - if (!data_dirs || !data_dirs[0]) - data_dirs = "/usr/local/share/:/usr/share/"; - - data_dir_vector = g_strsplit (data_dirs, G_SEARCHPATH_SEPARATOR_S, 0); -#endif - - g_system_data_dirs = data_dir_vector; - } - else - data_dir_vector = g_system_data_dirs; - - G_UNLOCK (g_utils_global); - - return (G_CONST_RETURN gchar * G_CONST_RETURN *) data_dir_vector; -} - -/** - * g_get_system_config_dirs: - * - * Returns an ordered list of base directories in which to access - * system-wide configuration information. - * - * On UNIX platforms this is determined using the mechanisms described in - * the <ulink url="http://www.freedesktop.org/Standards/basedir-spec"> - * XDG Base Directory Specification</ulink> - * - * Return value: a %NULL-terminated array of strings owned by GLib that must - * not be modified or freed. - * Since: 2.6 - **/ -G_CONST_RETURN gchar * G_CONST_RETURN * -g_get_system_config_dirs (void) -{ - gchar *conf_dirs, **conf_dir_vector; - - G_LOCK (g_utils_global); - - if (!g_system_config_dirs) - { -#ifdef G_OS_WIN32 - conf_dirs = get_special_folder (CSIDL_COMMON_APPDATA); - if (conf_dirs) - { - conf_dir_vector = g_strsplit (conf_dirs, G_SEARCHPATH_SEPARATOR_S, 0); - g_free (conf_dirs); - } - else - { - /* Return empty list */ - conf_dir_vector = g_strsplit ("", G_SEARCHPATH_SEPARATOR_S, 0); - } -#else - conf_dirs = (gchar *) g_getenv ("XDG_CONFIG_DIRS"); - - if (!conf_dirs || !conf_dirs[0]) - conf_dirs = "/etc/xdg"; - - conf_dir_vector = g_strsplit (conf_dirs, G_SEARCHPATH_SEPARATOR_S, 0); -#endif - - g_system_config_dirs = conf_dir_vector; - } - else - conf_dir_vector = g_system_config_dirs; - G_UNLOCK (g_utils_global); - - return (G_CONST_RETURN gchar * G_CONST_RETURN *) conf_dir_vector; -} - -#ifndef G_OS_WIN32 - -static GHashTable *alias_table = NULL; - -/* read an alias file for the locales */ -static void -read_aliases (gchar *file) -{ - FILE *fp; - char buf[256]; - - if (!alias_table) - alias_table = g_hash_table_new (g_str_hash, g_str_equal); - fp = fopen (file,"r"); - if (!fp) - return; - while (fgets (buf, 256, fp)) - { - char *p, *q; - - g_strstrip (buf); - - /* Line is a comment */ - if ((buf[0] == '#') || (buf[0] == '\0')) - continue; - - /* Reads first column */ - for (p = buf, q = NULL; *p; p++) { - if ((*p == '\t') || (*p == ' ') || (*p == ':')) { - *p = '\0'; - q = p+1; - while ((*q == '\t') || (*q == ' ')) { - q++; - } - break; - } - } - /* The line only had one column */ - if (!q || *q == '\0') - continue; - - /* Read second column */ - for (p = q; *p; p++) { - if ((*p == '\t') || (*p == ' ')) { - *p = '\0'; - break; - } - } - - /* Add to alias table if necessary */ - if (!g_hash_table_lookup (alias_table, buf)) { - g_hash_table_insert (alias_table, g_strdup (buf), g_strdup (q)); - } - } - fclose (fp); -} - -#endif - -static char * -unalias_lang (char *lang) -{ -#ifndef G_OS_WIN32 - char *p; - int i; - - if (!alias_table) - read_aliases ("/usr/share/locale/locale.alias"); - - i = 0; - while ((p = g_hash_table_lookup (alias_table, lang)) && (strcmp (p, lang) != 0)) - { - lang = p; - if (i++ == 30) - { - static gboolean said_before = FALSE; - if (!said_before) - g_warning ("Too many alias levels for a locale, " - "may indicate a loop"); - said_before = TRUE; - return lang; - } - } -#endif - return lang; -} - -/* Mask for components of locale spec. The ordering here is from - * least significant to most significant - */ -enum -{ - COMPONENT_CODESET = 1 << 0, - COMPONENT_TERRITORY = 1 << 1, - COMPONENT_MODIFIER = 1 << 2 -}; - -/* Break an X/Open style locale specification into components - */ -static guint -explode_locale (const gchar *locale, - gchar **language, - gchar **territory, - gchar **codeset, - gchar **modifier) -{ - const gchar *uscore_pos; - const gchar *at_pos; - const gchar *dot_pos; - - guint mask = 0; - - uscore_pos = strchr (locale, '_'); - dot_pos = strchr (uscore_pos ? uscore_pos : locale, '.'); - at_pos = strchr (dot_pos ? dot_pos : (uscore_pos ? uscore_pos : locale), '@'); - - if (at_pos) - { - mask |= COMPONENT_MODIFIER; - *modifier = g_strdup (at_pos); - } - else - at_pos = locale + strlen (locale); - - if (dot_pos) - { - mask |= COMPONENT_CODESET; - *codeset = g_strndup (dot_pos, at_pos - dot_pos); - } - else - dot_pos = at_pos; - - if (uscore_pos) - { - mask |= COMPONENT_TERRITORY; - *territory = g_strndup (uscore_pos, dot_pos - uscore_pos); - } - else - uscore_pos = dot_pos; - - *language = g_strndup (locale, uscore_pos - locale); - - return mask; -} - -/* - * Compute all interesting variants for a given locale name - - * by stripping off different components of the value. - * - * For simplicity, we assume that the locale is in - * X/Open format: language[_territory][.codeset][@modifier] - * - * TODO: Extend this to handle the CEN format (see the GNUlibc docs) - * as well. We could just copy the code from glibc wholesale - * but it is big, ugly, and complicated, so I'm reluctant - * to do so when this should handle 99% of the time... - */ -GSList * -_g_compute_locale_variants (const gchar *locale) -{ - GSList *retval = NULL; - - gchar *language = NULL; - gchar *territory = NULL; - gchar *codeset = NULL; - gchar *modifier = NULL; - - guint mask; - guint i; - - g_return_val_if_fail (locale != NULL, NULL); - - mask = explode_locale (locale, &language, &territory, &codeset, &modifier); - - /* Iterate through all possible combinations, from least attractive - * to most attractive. - */ - for (i = 0; i <= mask; i++) - if ((i & ~mask) == 0) - { - gchar *val = g_strconcat (language, - (i & COMPONENT_TERRITORY) ? territory : "", - (i & COMPONENT_CODESET) ? codeset : "", - (i & COMPONENT_MODIFIER) ? modifier : "", - NULL); - retval = g_slist_prepend (retval, val); - } - - g_free (language); - if (mask & COMPONENT_CODESET) - g_free (codeset); - if (mask & COMPONENT_TERRITORY) - g_free (territory); - if (mask & COMPONENT_MODIFIER) - g_free (modifier); - - return retval; -} - -/* The following is (partly) taken from the gettext package. - Copyright (C) 1995, 1996, 1997, 1998 Free Software Foundation, Inc. */ - -static const gchar * -guess_category_value (const gchar *category_name) -{ - const gchar *retval; - - /* The highest priority value is the `LANGUAGE' environment - variable. This is a GNU extension. */ - retval = g_getenv ("LANGUAGE"); - if ((retval != NULL) && (retval[0] != '\0')) - return retval; - - /* `LANGUAGE' is not set. So we have to proceed with the POSIX - methods of looking to `LC_ALL', `LC_xxx', and `LANG'. On some - systems this can be done by the `setlocale' function itself. */ - - /* Setting of LC_ALL overwrites all other. */ - retval = g_getenv ("LC_ALL"); - if ((retval != NULL) && (retval[0] != '\0')) - return retval; - - /* Next comes the name of the desired category. */ - retval = g_getenv (category_name); - if ((retval != NULL) && (retval[0] != '\0')) - return retval; - - /* Last possibility is the LANG environment variable. */ - retval = g_getenv ("LANG"); - if ((retval != NULL) && (retval[0] != '\0')) - return retval; - -#ifdef G_PLATFORM_WIN32 - /* g_win32_getlocale() first checks for LC_ALL, LC_MESSAGES and - * LANG, which we already did above. Oh well. The main point of - * calling g_win32_getlocale() is to get the thread's locale as used - * by Windows and the Microsoft C runtime (in the "English_United - * States" format) translated into the Unixish format. - */ - retval = g_win32_getlocale (); - if ((retval != NULL) && (retval[0] != '\0')) - return retval; -#endif - - return NULL; -} - -typedef struct _GLanguageNamesCache GLanguageNamesCache; - -struct _GLanguageNamesCache { - gchar *languages; - gchar **language_names; -}; - -static void -language_names_cache_free (gpointer data) -{ - GLanguageNamesCache *cache = data; - g_free (cache->languages); - g_strfreev (cache->language_names); - g_free (cache); -} - -/** - * g_get_language_names: - * - * Computes a list of applicable locale names, which can be used to - * e.g. construct locale-dependent filenames or search paths. The returned - * list is sorted from most desirable to least desirable and always contains - * the default locale "C". - * - * For example, if LANGUAGE=de:en_US, then the returned list is - * "de", "en_US", "en", "C". - * - * This function consults the environment variables <envar>LANGUAGE</envar>, - * <envar>LC_ALL</envar>, <envar>LC_MESSAGES</envar> and <envar>LANG</envar> - * to find the list of locales specified by the user. - * - * Return value: a %NULL-terminated array of strings owned by GLib - * that must not be modified or freed. - * - * Since: 2.6 - **/ -G_CONST_RETURN gchar * G_CONST_RETURN * -g_get_language_names (void) -{ - static GStaticPrivate cache_private = G_STATIC_PRIVATE_INIT; - GLanguageNamesCache *cache = g_static_private_get (&cache_private); - const gchar *value; - - if (!cache) - { - cache = g_new0 (GLanguageNamesCache, 1); - g_static_private_set (&cache_private, cache, language_names_cache_free); - } - - value = guess_category_value ("LC_MESSAGES"); - if (!value) - value = "C"; - - if (!(cache->languages && strcmp (cache->languages, value) == 0)) - { - gchar **languages; - gchar **alist, **a; - GSList *list, *l; - gint i; - - g_free (cache->languages); - g_strfreev (cache->language_names); - cache->languages = g_strdup (value); - - alist = g_strsplit (value, ":", 0); - list = NULL; - for (a = alist; *a; a++) - { - gchar *b = unalias_lang (*a); - list = g_slist_concat (list, _g_compute_locale_variants (b)); - } - g_strfreev (alist); - list = g_slist_append (list, g_strdup ("C")); - - cache->language_names = languages = g_new (gchar *, g_slist_length (list) + 1); - for (l = list, i = 0; l; l = l->next, i++) - languages[i] = l->data; - languages[i] = NULL; - - g_slist_free (list); - } - - return (G_CONST_RETURN gchar * G_CONST_RETURN *) cache->language_names; -} - -/** - * g_direct_hash: - * @v: a #gpointer key - * - * Converts a gpointer to a hash value. - * It can be passed to g_hash_table_new() as the @hash_func parameter, - * when using pointers as keys in a #GHashTable. - * - * Returns: a hash value corresponding to the key. - */ -guint -g_direct_hash (gconstpointer v) -{ - return GPOINTER_TO_UINT (v); -} - -/** - * g_direct_equal: - * @v1: a key. - * @v2: a key to compare with @v1. - * - * Compares two #gpointer arguments and returns %TRUE if they are equal. - * It can be passed to g_hash_table_new() as the @key_equal_func - * parameter, when using pointers as keys in a #GHashTable. - * - * Returns: %TRUE if the two keys match. - */ -gboolean -g_direct_equal (gconstpointer v1, - gconstpointer v2) -{ - return v1 == v2; -} - -/** - * g_int_equal: - * @v1: a pointer to a #gint key. - * @v2: a pointer to a #gint key to compare with @v1. - * - * Compares the two #gint values being pointed to and returns - * %TRUE if they are equal. - * It can be passed to g_hash_table_new() as the @key_equal_func - * parameter, when using pointers to integers as keys in a #GHashTable. - * - * Returns: %TRUE if the two keys match. - */ -gboolean -g_int_equal (gconstpointer v1, - gconstpointer v2) -{ - return *((const gint*) v1) == *((const gint*) v2); -} - -/** - * g_int_hash: - * @v: a pointer to a #gint key - * - * Converts a pointer to a #gint to a hash value. - * It can be passed to g_hash_table_new() as the @hash_func parameter, - * when using pointers to integers values as keys in a #GHashTable. - * - * Returns: a hash value corresponding to the key. - */ -guint -g_int_hash (gconstpointer v) -{ - return *(const gint*) v; -} - -/** - * g_nullify_pointer: - * @nullify_location: the memory address of the pointer. - * - * Set the pointer at the specified location to %NULL. - **/ -void -g_nullify_pointer (gpointer *nullify_location) -{ - g_return_if_fail (nullify_location != NULL); - - *nullify_location = NULL; -} - -/** - * g_get_codeset: - * - * Get the codeset for the current locale. - * - * Return value: a newly allocated string containing the name - * of the codeset. This string must be freed with g_free(). - **/ -gchar * -g_get_codeset (void) -{ - const gchar *charset; - - g_get_charset (&charset); - - return g_strdup (charset); -} - -/* This is called from g_thread_init(). It's used to - * initialize some static data in a threadsafe way. - */ -void -_g_utils_thread_init (void) -{ - g_get_language_names (); -} - -#ifdef G_OS_WIN32 - -/** - * _glib_get_locale_dir: - * - * Return the path to the share\locale or lib\locale subfolder of the - * GLib installation folder. The path is in the system codepage. We - * have to use system codepage as bindtextdomain() doesn't have a - * UTF-8 interface. - */ -static gchar * -_glib_get_locale_dir (void) -{ - gchar *install_dir = NULL, *locale_dir; - gchar *retval = NULL; - - if (glib_dll != NULL) - install_dir = g_win32_get_package_installation_directory_of_module (glib_dll); - - if (install_dir) - { - /* - * Append "/share/locale" or "/lib/locale" depending on whether - * autoconfigury detected GNU gettext or not. - */ - const char *p = GLIB_LOCALE_DIR + strlen (GLIB_LOCALE_DIR); - while (*--p != '/') - ; - while (*--p != '/') - ; - - locale_dir = g_build_filename (install_dir, p, NULL); - - retval = g_win32_locale_filename_from_utf8 (locale_dir); - - g_free (install_dir); - g_free (locale_dir); - } - - if (retval) - return retval; - else - return g_strdup (""); -} - -#undef GLIB_LOCALE_DIR - -#endif /* G_OS_WIN32 */ - -/** - * glib_gettext: - * @str: The string to be translated - * - * Returns the translated string from the glib translations. - * This is an internal function and should only be used by - * the internals of glib (such as libgio). - * - * Returns: the transation of @str to the current locale - */ -G_CONST_RETURN gchar * -glib_gettext (const gchar *str) -{ - static gboolean _glib_gettext_initialized = FALSE; - - if (!_glib_gettext_initialized) - { -#ifdef G_OS_WIN32 - gchar *tmp = _glib_get_locale_dir (); - bindtextdomain (GETTEXT_PACKAGE, tmp); - g_free (tmp); -#else - bindtextdomain (GETTEXT_PACKAGE, GLIB_LOCALE_DIR); -#endif -# ifdef HAVE_BIND_TEXTDOMAIN_CODESET - bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8"); -# endif - _glib_gettext_initialized = TRUE; - } - - return g_dgettext (GETTEXT_PACKAGE, str); -} - -#if defined (G_OS_WIN32) && !defined (_WIN64) - -/* Binary compatibility versions. Not for newly compiled code. */ - -#undef g_find_program_in_path - -gchar* -g_find_program_in_path (const gchar *program) -{ - gchar *utf8_program = g_locale_to_utf8 (program, -1, NULL, NULL, NULL); - gchar *utf8_retval = g_find_program_in_path_utf8 (utf8_program); - gchar *retval; - - g_free (utf8_program); - if (utf8_retval == NULL) - return NULL; - retval = g_locale_from_utf8 (utf8_retval, -1, NULL, NULL, NULL); - g_free (utf8_retval); - - return retval; -} - -#undef g_get_current_dir - -gchar* -g_get_current_dir (void) -{ - gchar *utf8_dir = g_get_current_dir_utf8 (); - gchar *dir = g_locale_from_utf8 (utf8_dir, -1, NULL, NULL, NULL); - g_free (utf8_dir); - return dir; -} - -#undef g_getenv - -G_CONST_RETURN gchar* -g_getenv (const gchar *variable) -{ - gchar *utf8_variable = g_locale_to_utf8 (variable, -1, NULL, NULL, NULL); - const gchar *utf8_value = g_getenv_utf8 (utf8_variable); - gchar *value; - GQuark quark; - - g_free (utf8_variable); - if (!utf8_value) - return NULL; - value = g_locale_from_utf8 (utf8_value, -1, NULL, NULL, NULL); - quark = g_quark_from_string (value); - g_free (value); - - return g_quark_to_string (quark); -} - -#undef g_setenv - -gboolean -g_setenv (const gchar *variable, - const gchar *value, - gboolean overwrite) -{ - gchar *utf8_variable = g_locale_to_utf8 (variable, -1, NULL, NULL, NULL); - gchar *utf8_value = g_locale_to_utf8 (value, -1, NULL, NULL, NULL); - gboolean retval = g_setenv_utf8 (utf8_variable, utf8_value, overwrite); - - g_free (utf8_variable); - g_free (utf8_value); - - return retval; -} - -#undef g_unsetenv - -void -g_unsetenv (const gchar *variable) -{ - gchar *utf8_variable = g_locale_to_utf8 (variable, -1, NULL, NULL, NULL); - - g_unsetenv_utf8 (utf8_variable); - - g_free (utf8_variable); -} - -#undef g_get_user_name - -G_CONST_RETURN gchar* -g_get_user_name (void) -{ - g_get_any_init_locked (); - return g_user_name_cp; -} - -#undef g_get_real_name - -G_CONST_RETURN gchar* -g_get_real_name (void) -{ - g_get_any_init_locked (); - return g_real_name_cp; -} - -#undef g_get_home_dir - -G_CONST_RETURN gchar* -g_get_home_dir (void) -{ - g_get_any_init_locked (); - return g_home_dir_cp; -} - -#undef g_get_tmp_dir - -G_CONST_RETURN gchar* -g_get_tmp_dir (void) -{ - g_get_any_init_locked (); - return g_tmp_dir_cp; -} - -#endif - -#define __G_UTILS_C__ -#include "galiasdef.c" |