/* GLIB - Library of useful routines for C programming * Copyright (C) 1995-1998 Peter Mattis, Spencer Kimball and Josh MacDonald * Copyright (C) 1998-1999 Tor Lillqvist * * 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" #include "glibconfig.h" #include #include #include #include #define STRICT /* Strict typing, please */ #include #undef STRICT #ifndef G_WITH_CYGWIN #include #endif #include #include #ifdef _MSC_VER # include #endif /* _MSC_VER */ #include "glib.h" #ifdef G_WITH_CYGWIN #include #endif #ifndef G_WITH_CYGWIN gint g_win32_ftruncate (gint fd, guint size) { HANDLE hfile; guint curpos; g_return_val_if_fail (fd >= 0, -1); hfile = (HANDLE) _get_osfhandle (fd); curpos = SetFilePointer (hfile, 0, NULL, FILE_CURRENT); if (curpos == 0xFFFFFFFF || SetFilePointer (hfile, size, NULL, FILE_BEGIN) == 0xFFFFFFFF || !SetEndOfFile (hfile)) { gint error = GetLastError (); switch (error) { case ERROR_INVALID_HANDLE: errno = EBADF; break; default: errno = EIO; break; } return -1; } return 0; } #endif /** * g_win32_getlocale: * * The setlocale in the Microsoft C library uses locale names of the * form "English_United States.1252" etc. We want the UNIXish standard * form "en_US", "zh_TW" etc. This function gets the current thread * locale from Windows - without any encoding info - and returns it as * a string of the above form for use in forming file names etc. The * returned string should be deallocated with g_free(). * * Returns: newly-allocated locale name. **/ gchar * g_win32_getlocale (void) { LCID lcid; LANGID langid; gchar *ev; gint primary, sub; gchar *l = NULL, *sl = NULL; gchar bfr[20]; /* Let the user override the system settings through environment variables, as on POSIX systems. */ if (((ev = getenv ("LC_ALL")) != NULL && ev[0] != '\0') || ((ev = getenv ("LC_MESSAGES")) != NULL && ev[0] != '\0') || ((ev = getenv ("LANG")) != NULL && ev[0] != '\0')) return g_strdup (ev); /* Use native Win32 API locale ID. */ lcid = GetThreadLocale (); /* Strip off the sorting rules, keep only the language part. */ langid = LANGIDFROMLCID (lcid); /* Split into language and territory part. */ primary = PRIMARYLANGID (langid); sub = SUBLANGID (langid); switch (primary) { case LANG_AFRIKAANS: l = "af"; sl = "ZA"; break; case LANG_ALBANIAN: l = "sq"; sl = "AL"; break; case LANG_ARABIC: l = "ar"; switch (sub) { case SUBLANG_ARABIC_SAUDI_ARABIA: sl = "SA"; break; case SUBLANG_ARABIC_IRAQ: sl = "IQ"; break; case SUBLANG_ARABIC_EGYPT: sl = "EG"; break; case SUBLANG_ARABIC_LIBYA: sl = "LY"; break; case SUBLANG_ARABIC_ALGERIA: sl = "DZ"; break; case SUBLANG_ARABIC_MOROCCO: sl = "MA"; break; case SUBLANG_ARABIC_TUNISIA: sl = "TN"; break; case SUBLANG_ARABIC_OMAN: sl = "OM"; break; case SUBLANG_ARABIC_YEMEN: sl = "YE"; break; case SUBLANG_ARABIC_SYRIA: sl = "SY"; break; case SUBLANG_ARABIC_JORDAN: sl = "JO"; break; case SUBLANG_ARABIC_LEBANON: sl = "LB"; break; case SUBLANG_ARABIC_KUWAIT: sl = "KW"; break; case SUBLANG_ARABIC_UAE: sl = "AE"; break; case SUBLANG_ARABIC_BAHRAIN: sl = "BH"; break; case SUBLANG_ARABIC_QATAR: sl = "QA"; break; } break; #ifdef LANG_ARMENIAN case LANG_ARMENIAN: l = "hy"; sl = "AM"; break; #endif #ifdef LANG_ASSAMESE case LANG_ASSAMESE: l = "as"; sl = "IN"; break; #endif #ifdef LANG_AZERI case LANG_AZERI: l = "az"; #if defined (SUBLANG_AZERI_LATIN) && defined (SUBLANG_AZERI_CYRILLIC) switch (sub) { /* FIXME: Adjust this when Azerbaijani locales appear on Unix. */ case SUBLANG_AZERI_LATIN: sl = "@latin"; break; case SUBLANG_AZERI_CYRILLIC: sl = "@cyrillic"; break; } #endif break; #endif case LANG_BASQUE: l = "eu"; /* sl could be "ES" or "FR". */ break; case LANG_BELARUSIAN: l = "be"; sl = "BY"; break; #ifdef LANG_BENGALI case LANG_BENGALI: l = "bn"; sl = "IN"; break; #endif case LANG_BULGARIAN: l = "bg"; sl = "BG"; break; case LANG_CATALAN: l = "ca"; sl = "ES"; break; case LANG_CHINESE: l = "zh"; switch (sub) { case SUBLANG_CHINESE_TRADITIONAL: sl = "TW"; break; case SUBLANG_CHINESE_SIMPLIFIED: sl = "CN"; break; case SUBLANG_CHINESE_HONGKONG: sl = "HK"; break; case SUBLANG_CHINESE_SINGAPORE: sl = "SG"; break; #ifdef SUBLANG_CHINESE_MACAU case SUBLANG_CHINESE_MACAU: sl = "MO"; break; #endif } break; case LANG_CROATIAN: /* LANG_CROATIAN == LANG_SERBIAN */ switch (sub) { /* FIXME: How to distinguish Croatian and Latin Serbian locales? */ case SUBLANG_SERBIAN_LATIN: l = "sr"; sl = "@Latn"; break; case SUBLANG_SERBIAN_CYRILLIC: l = "sr"; break; default: l = "hr"; sl = "HR"; } break; case LANG_CZECH: l = "cs"; sl = "CZ"; break; case LANG_DANISH: l = "da"; sl = "DK"; break; #ifdef LANG_DIVEHI case LANG_DIVEHI: l = "div"; sl = "MV"; break; #endif case LANG_DUTCH: l = "nl"; switch (sub) { case SUBLANG_DUTCH: sl = "NL"; break; case SUBLANG_DUTCH_BELGIAN: sl = "BE"; break; } break; case LANG_ENGLISH: l = "en"; switch (sub) { case SUBLANG_ENGLISH_US: sl = "US"; break; case SUBLANG_ENGLISH_UK: sl = "GB"; break; case SUBLANG_ENGLISH_AUS: sl = "AU"; break; case SUBLANG_ENGLISH_CAN: sl = "CA"; break; case SUBLANG_ENGLISH_NZ: sl = "NZ"; break; case SUBLANG_ENGLISH_EIRE: sl = "IE"; break; case SUBLANG_ENGLISH_SOUTH_AFRICA: sl = "ZA"; break; case SUBLANG_ENGLISH_JAMAICA: sl = "JM"; break; case SUBLANG_ENGLISH_CARIBBEAN: sl = "GD"; break; /* Grenada? */ case SUBLANG_ENGLISH_BELIZE: sl = "BZ"; break; case SUBLANG_ENGLISH_TRINIDAD: sl = "TT"; break; #ifdef SUBLANG_ENGLISH_ZIMBABWE case SUBLANG_ENGLISH_ZIMBABWE: sl = "ZW"; break; #endif #ifdef SUBLANG_ENGLISH_PHILIPPINES case SUBLANG_ENGLISH_PHILIPPINES: sl = "PH"; break; #endif } break; case LANG_ESTONIAN: l = "et"; sl = "EE"; break; case LANG_FAEROESE: l = "fo"; sl = "FO"; break; case LANG_FARSI: l = "fa"; sl = "IR"; break; case LANG_FINNISH: l = "fi"; sl = "FI"; break; case LANG_FRENCH: l = "fr"; switch (sub) { case SUBLANG_FRENCH: sl = "FR"; break; case SUBLANG_FRENCH_BELGIAN: sl = "BE"; break; case SUBLANG_FRENCH_CANADIAN: sl = "CA"; break; case SUBLANG_FRENCH_SWISS: sl = "CH"; break; case SUBLANG_FRENCH_LUXEMBOURG: sl = "LU"; break; #ifdef SUBLANG_FRENCH_MONACO case SUBLANG_FRENCH_MONACO: sl = "MC"; break; #endif } break; /* FIXME: LANG_GALICIAN: What's the code for Galician? */ #ifdef LANG_GEORGIAN case LANG_GEORGIAN: l = "ka"; sl = "GE"; break; #endif case LANG_GERMAN: l = "de"; switch (sub) { case SUBLANG_GERMAN: sl = "DE"; break; case SUBLANG_GERMAN_SWISS: sl = "CH"; break; case SUBLANG_GERMAN_AUSTRIAN: sl = "AT"; break; case SUBLANG_GERMAN_LUXEMBOURG: sl = "LU"; break; case SUBLANG_GERMAN_LIECHTENSTEIN: sl = "LI"; break; } break; case LANG_GREEK: l = "el"; sl = "GR"; break; #ifdef LANG_GUJARATI case LANG_GUJARATI: l = "gu"; sl = "IN"; break; #endif case LANG_HEBREW: l = "he"; sl = "IL"; break; #ifdef LANG_HINDI case LANG_HINDI: l = "hi"; sl = "IN"; break; #endif case LANG_HUNGARIAN: l = "hu"; sl = "HU"; break; case LANG_ICELANDIC: l = "is"; sl = "IS"; break; case LANG_INDONESIAN: l = "id"; sl = "ID"; break; case LANG_ITALIAN: l = "it"; switch (sub) { case SUBLANG_ITALIAN: sl = "IT"; break; case SUBLANG_ITALIAN_SWISS: sl = "CH"; break; } break; case LANG_JAPANESE: l = "ja"; sl = "JP"; break; #ifdef LANG_KANNADA case LANG_KANNADA: l = "kn"; sl = "IN"; break; #endif #ifdef LANG_KASHMIRI case LANG_KASHMIRI: l = "ks"; switch (sub) { case SUBLANG_DEFAULT: sl = "PK"; break; #ifdef SUBLANG_KASHMIRI_INDIA case SUBLANG_KASHMIRI_INDIA: sl = "IN"; break; #endif } break; #endif #ifdef LANG_KAZAK case LANG_KAZAK: l = "kk"; sl = "KZ"; break; #endif #ifdef LANG_KONKANI case LANG_KONKANI: /* FIXME: Adjust this when such locales appear on Unix. */ l = "kok"; sl = "IN"; break; #endif case LANG_KOREAN: l = "ko"; sl = "KR"; break; #ifdef LANG_KYRGYZ case LANG_KYRGYZ: l = "ky"; sl = "KG"; /* ??? */ break; #endif case LANG_LATVIAN: l = "lv"; sl = "LV"; break; case LANG_LITHUANIAN: l = "lt"; sl = "LT"; break; #ifdef LANG_MACEDONIAN case LANG_MACEDONIAN: l = "mk"; sl = "MK"; break; #endif #ifdef LANG_MALAY case LANG_MALAY: l = "ms"; switch (sub) { #ifdef SUBLANG_MALAY_MALAYSIA case SUBLANG_MALAY_MALAYSIA: sl = "MY"; break; #endif #ifdef SUBLANG_MALAY_BRUNEI_DARUSSALAM case SUBLANG_MALAY_BRUNEI_DARUSSALAM: sl = "BN"; break; #endif } break; #endif #ifdef LANG_MALAYALAM case LANG_MALAYALAM: l = "ml"; sl = "IN"; break; #endif #ifdef LANG_MANIPURI case LANG_MANIPURI: /* FIXME: Adjust this when such locales appear on Unix. */ l = "mni"; sl = "IN"; break; #endif #ifdef LANG_MARATHI case LANG_MARATHI: l = "mr"; sl = "IN"; break; #endif #ifdef LANG_MONGOLIAN case LANG_MONGOLIAN: l = "mn"; sl = "MN"; break; #endif #ifdef LANG_NEPALI case LANG_NEPALI: l = "ne"; switch (sub) { case SUBLANG_DEFAULT: sl = "NP"; break; #ifdef SUBLANG_NEPALI_INDIA case SUBLANG_NEPALI_INDIA: sl = "IN"; break; #endif } break; #endif case LANG_NORWEGIAN: l = "no"; switch (sub) { case SUBLANG_NORWEGIAN_BOKMAL: sl = "NO"; break; case SUBLANG_NORWEGIAN_NYNORSK: l = "nn"; sl = "NO"; break; } break; #ifdef LANG_ORIYA case LANG_ORIYA: l = "or"; sl = "IN"; break; #endif case LANG_POLISH: l = "pl"; sl = "PL"; break; case LANG_PORTUGUESE: l = "pt"; switch (sub) { case SUBLANG_PORTUGUESE: sl = "PT"; break; case SUBLANG_PORTUGUESE_BRAZILIAN: sl = "BR"; break; } break; #ifdef LANG_PUNJABI case LANG_PUNJABI: l = "pa"; sl = "IN"; break; #endif case LANG_ROMANIAN: l = "ro"; sl = "RO"; break; case LANG_RUSSIAN: l = "ru"; /* sl could be "RU" or "UA". */ break; #ifdef LANG_SANSKRIT case LANG_SANSKRIT: l = "sa"; sl = "IN"; break; #endif #ifdef LANG_SINDHI case LANG_SINDHI: l = "sd"; break; #endif case LANG_SLOVAK: l = "sk"; sl = "SK"; break; case LANG_SLOVENIAN: l = "sl"; sl = "SI"; break; #ifdef LANG_SORBIAN case LANG_SORBIAN: /* FIXME: Adjust this when such locales appear on Unix. */ l = "wen"; sl = "DE"; break; #endif case LANG_SPANISH: l = "es"; switch (sub) { case SUBLANG_SPANISH: sl = "ES"; break; case SUBLANG_SPANISH_MEXICAN: sl = "MX"; break; case SUBLANG_SPANISH_MODERN: sl = "ES@modern"; break; /* not seen on Unix */ case SUBLANG_SPANISH_GUATEMALA: sl = "GT"; break; case SUBLANG_SPANISH_COSTA_RICA: sl = "CR"; break; case SUBLANG_SPANISH_PANAMA: sl = "PA"; break; case SUBLANG_SPANISH_DOMINICAN_REPUBLIC: sl = "DO"; break; case SUBLANG_SPANISH_VENEZUELA: sl = "VE"; break; case SUBLANG_SPANISH_COLOMBIA: sl = "CO"; break; case SUBLANG_SPANISH_PERU: sl = "PE"; break; case SUBLANG_SPANISH_ARGENTINA: sl = "AR"; break; case SUBLANG_SPANISH_ECUADOR: sl = "EC"; break; case SUBLANG_SPANISH_CHILE: sl = "CL"; break; case SUBLANG_SPANISH_URUGUAY: sl = "UY"; break; case SUBLANG_SPANISH_PARAGUAY: sl = "PY"; break; case SUBLANG_SPANISH_BOLIVIA: sl = "BO"; break; case SUBLANG_SPANISH_EL_SALVADOR: sl = "SV"; break; case SUBLANG_SPANISH_HONDURAS: sl = "HN"; break; case SUBLANG_SPANISH_NICARAGUA: sl = "NI"; break; case SUBLANG_SPANISH_PUERTO_RICO: sl = "PR"; break; } break; #ifdef LANG_SWAHILI case LANG_SWAHILI: l = "sw"; break; #endif case LANG_SWEDISH: l = "sv"; switch (sub) { case SUBLANG_DEFAULT: sl = "SE"; break; case SUBLANG_SWEDISH_FINLAND: sl = "FI"; break; } break; #ifdef LANG_SYRIAC case LANG_SYRIAC: l = "syr"; break; #endif #ifdef LANG_TAMIL case LANG_TAMIL: l = "ta"; /* sl could be "IN" or "LK". */ break; #endif #ifdef LANG_TATAR case LANG_TATAR: l = "tt"; break; #endif #ifdef LANG_TELUGU case LANG_TELUGU: l = "te"; sl = "IN"; break; #endif case LANG_THAI: l = "th"; sl = "TH"; break; case LANG_TURKISH: l = "tr"; sl = "TR"; break; case LANG_UKRAINIAN: l = "uk"; sl = "UA"; break; #ifdef LANG_URDU case LANG_URDU: l = "ur"; switch (sub) { #ifdef SUBLANG_URDU_PAKISTAN case SUBLANG_URDU_PAKISTAN: sl = "PK"; break; #endif #ifdef SUBLANG_URDU_INDIA case SUBLANG_URDU_INDIA: sl = "IN"; break; #endif } break; #endif #ifdef LANG_UZBEK case LANG_UZBEK: l = "uz"; switch (sub) { /* FIXME: Adjust this when Uzbek locales appear on Unix. */ #ifdef SUBLANG_UZBEK_LATIN case SUBLANG_UZBEK_LATIN: sl = "UZ@latin"; break; #endif #ifdef SUBLANG_UZBEK_CYRILLIC case SUBLANG_UZBEK_CYRILLIC: sl = "UZ@cyrillic"; break; #endif } break; #endif case LANG_VIETNAMESE: l = "vi"; sl = "VN"; break; default: l = "xx"; break; } strcpy (bfr, l); if (sl != NULL) { if (sl[0] != '@') strcat (bfr, "_"); strcat (bfr, sl); } return g_strdup (bfr); } /** * g_win32_error_message: * @error: error code. * * Translate a Win32 error code (as returned by GetLastError()) into * the corresponding message. The message is either language neutral, * or in the thread's language, or the user's language, the system's * language, or US English (see docs for FormatMessage()). * * The returned string should be deallocated with g_free(). * * Returns: newly-allocated error message **/ gchar * g_win32_error_message (gint error) { gchar *msg; gchar *retval; int nbytes; FormatMessage (FORMAT_MESSAGE_ALLOCATE_BUFFER |FORMAT_MESSAGE_IGNORE_INSERTS |FORMAT_MESSAGE_FROM_SYSTEM, NULL, error, 0, (LPTSTR) &msg, 0, NULL); nbytes = strlen (msg); if (nbytes > 2 && msg[nbytes-1] == '\n' && msg[nbytes-2] == '\r') msg[nbytes-2] = '\0'; retval = g_strdup (msg); if (msg != NULL) LocalFree (msg); return retval; } static gchar * get_package_directory_from_module (gchar *module_name) { static GHashTable *module_dirs = NULL; G_LOCK_DEFINE_STATIC (module_dirs); HMODULE hmodule = NULL; gchar *fn; gchar *p; gchar *result; G_LOCK (module_dirs); if (module_dirs == NULL) module_dirs = g_hash_table_new (g_str_hash, g_str_equal); result = g_hash_table_lookup (module_dirs, module_name ? module_name : ""); if (result) { G_UNLOCK (module_dirs); return g_strdup (result); } if (module_name) { hmodule = GetModuleHandle (module_name); if (!hmodule) return NULL; } fn = g_malloc (MAX_PATH); if (!GetModuleFileName (hmodule, fn, MAX_PATH)) { G_UNLOCK (module_dirs); g_free (fn); return NULL; } if ((p = strrchr (fn, G_DIR_SEPARATOR)) != NULL) *p = '\0'; p = strrchr (fn, G_DIR_SEPARATOR); if (p && (g_ascii_strcasecmp (p + 1, "bin") == 0 || g_ascii_strcasecmp (p + 1, "lib") == 0)) *p = '\0'; #ifdef G_WITH_CYGWIN /* In Cygwin we need to have POSIX paths */ { gchar tmp[MAX_PATH]; cygwin_conv_to_posix_path(fn, tmp); g_free(fn); fn = g_strdup(tmp); } #endif g_hash_table_insert (module_dirs, module_name ? module_name : "", fn); G_UNLOCK (module_dirs); return g_strdup (fn); } /** * g_win32_get_package_installation_directory: * @package: An identifier for a software package, or %NULL * @dll_name: The name of a DLL that a package provides, or %NULL. * * Try to determine the installation directory for a software package. * Typically used by GNU software packages. * * @package should be a short identifier for the package. Typically it * is the same identifier as used for * GETTEXT_PACKAGE in software configured according * to GNU standards. The function first looks in the Windows Registry * for the value #InstallationDirectory in the key * #HKLM\Software\@package, and if that value * exists and is a string, returns that. * * If @package is %NULL, or the above value isn't found in the * Registry, but @dll_name is non-%NULL, it should name a DLL loaded * into the current process. Typically that would be the name of the * DLL calling this function, looking for its installation * directory. The function then asks Windows what directory that DLL * was loaded from. If that directory's last component is "bin" or * "lib", the parent directory is returned, otherwise the directory * itself. If that DLL isn't loaded, the function proceeds as if * @dll_name was %NULL. * * If both @package and @dll_name are %NULL, the directory from where * the main executable of the process was loaded is uses instead in * the same way as above. * * Returns: a string containing the installation directory for @package. * The return value should be freed with g_free() when not needed any longer. **/ gchar * g_win32_get_package_installation_directory (gchar *package, gchar *dll_name) { static GHashTable *package_dirs = NULL; G_LOCK_DEFINE_STATIC (package_dirs); gchar *result = NULL; gchar *key; HKEY reg_key = NULL; DWORD type; DWORD nbytes; if (package != NULL) { G_LOCK (package_dirs); if (package_dirs == NULL) package_dirs = g_hash_table_new (g_str_hash, g_str_equal); result = g_hash_table_lookup (package_dirs, package); if (result && result[0]) { G_UNLOCK (package_dirs); return g_strdup (result); } key = g_strconcat ("Software\\", package, NULL); nbytes = 0; if ((RegOpenKeyEx (HKEY_CURRENT_USER, key, 0, KEY_QUERY_VALUE, ®_key) == ERROR_SUCCESS && RegQueryValueEx (reg_key, "InstallationDirectory", 0, &type, NULL, &nbytes) == ERROR_SUCCESS) || ((RegOpenKeyEx (HKEY_LOCAL_MACHINE, key, 0, KEY_QUERY_VALUE, ®_key) == ERROR_SUCCESS && RegQueryValueEx (reg_key, "InstallationDirectory", 0, &type, NULL, &nbytes) == ERROR_SUCCESS) && type == REG_SZ)) { result = g_malloc (nbytes + 1); RegQueryValueEx (reg_key, "InstallationDirectory", 0, &type, result, &nbytes); result[nbytes] = '\0'; } if (reg_key != NULL) RegCloseKey (reg_key); g_free (key); if (result) { g_hash_table_insert (package_dirs, package, result); G_UNLOCK (package_dirs); return g_strdup (result); } G_UNLOCK (package_dirs); } if (dll_name != NULL) result = get_package_directory_from_module (dll_name); if (result == NULL) result = get_package_directory_from_module (NULL); return result; } /** * g_win32_get_package_installation_subdirectory: * @package: An identifier for a software package, or %NULL. * @dll_name: The name of a DLL that a package provides, or %NULL. * @subdir: A subdirectory of the package installation directory. * * Returns a newly-allocated string containing the path of the * subdirectory @subdir in the return value from calling * g_win32_get_package_installation_directory() with the @package and * @dll_name parameters. * * Returns: a string containing the complete path to @subdir inside the * installation directory of @package. The return value should be freed with * g_free() when no longer needed. **/ gchar * g_win32_get_package_installation_subdirectory (gchar *package, gchar *dll_name, gchar *subdir) { gchar *prefix; prefix = g_win32_get_package_installation_directory (package, dll_name); return g_build_filename (prefix, subdir, NULL); }