/* 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. */ #ifdef HAVE_CONFIG_H #include #endif #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; } DIR* g_win32_opendir (const char *dirname) { DIR *result; gchar *mask; guint k; g_return_val_if_fail (dirname != NULL, NULL); result = g_new0 (DIR, 1); result->find_file_data = g_new0 (WIN32_FIND_DATA, 1); result->dir_name = g_strdup (dirname); k = strlen (result->dir_name); if (k && result->dir_name[k - 1] == '\\') { result->dir_name[k - 1] = '\0'; } mask = g_strdup_printf ("%s\\*", result->dir_name); result->find_file_handle = (guint) FindFirstFile (mask, (LPWIN32_FIND_DATA) result->find_file_data); g_free (mask); if (result->find_file_handle == (guint) INVALID_HANDLE_VALUE) { int error = GetLastError (); g_free (result->dir_name); g_free (result->find_file_data); g_free (result); switch (error) { default: errno = EIO; return NULL; } } result->just_opened = TRUE; return result; } struct dirent* g_win32_readdir (DIR *dir) { gchar *basename; g_return_val_if_fail (dir != NULL, NULL); if (dir->just_opened) dir->just_opened = FALSE; else { if (!FindNextFile ((HANDLE) dir->find_file_handle, (LPWIN32_FIND_DATA) dir->find_file_data)) { int error = GetLastError (); switch (error) { case ERROR_NO_MORE_FILES: return NULL; default: errno = EIO; return NULL; } } } basename = g_path_get_basename (((LPWIN32_FIND_DATA) dir->find_file_data)->cFileName); strcpy (dir->readdir_result.d_name, basename); g_free (basename); return &dir->readdir_result; } void g_win32_rewinddir (DIR *dir) { gchar *mask; g_return_if_fail (dir != NULL); if (!FindClose ((HANDLE) dir->find_file_handle)) g_warning ("gwin_rewinddir(): FindClose() failed\n"); mask = g_strdup_printf ("%s\\*", dir->dir_name); dir->find_file_handle = (guint) FindFirstFile (mask, (LPWIN32_FIND_DATA) dir->find_file_data); g_free (mask); if (dir->find_file_handle == (guint) INVALID_HANDLE_VALUE) { int error = GetLastError (); switch (error) { default: errno = EIO; return; } } dir->just_opened = TRUE; } gint g_win32_closedir (DIR *dir) { g_return_val_if_fail (dir != NULL, -1); if (!FindClose ((HANDLE) dir->find_file_handle)) { int error = GetLastError (); switch (error) { default: errno = EIO; return -1; } } g_free (dir->dir_name); g_free (dir->find_file_data); g_free (dir); return 0; } #endif /* msvc 5.0 headers don't have latest language and sublanguage codes */ #ifndef LANG_ARMENIAN #define LANG_ARMENIAN 0x2b #endif #ifndef LANG_ASSAMESE #define LANG_ASSAMESE 0x4d #endif #ifndef LANG_AZERI #define LANG_AZERI 0x2c #endif #ifndef LANG_BENGALI #define LANG_BENGALI 0x45 #endif #ifndef LANG_GEORGIAN #define LANG_GEORGIAN 0x37 #endif #ifndef LANG_GUJARATI #define LANG_GUJARATI 0x47 #endif #ifndef LANG_HINDI #define LANG_HINDI 0x39 #endif #ifndef LANG_KANNADA #define LANG_KANNADA 0x4b #endif #ifndef LANG_KASHMIRI #define LANG_KASHMIRI 0x60 #endif #ifndef LANG_KAZAK #define LANG_KAZAK 0x3f #endif #ifndef LANG_KONKANI #define LANG_KONKANI 0x57 #endif #ifndef LANG_MACEDONIAN #define LANG_MACEDONIAN 0x2f #endif #ifndef LANG_MALAY #define LANG_MALAY 0x3e #endif #ifndef LANG_MALAYALAM #define LANG_MALAYALAM 0x4c #endif #ifndef LANG_MANIPURI #define LANG_MANIPURI 0x58 #endif #ifndef LANG_MARATHI #define LANG_MARATHI 0x4e #endif #ifndef LANG_NEPALI #define LANG_NEPALI 0x61 #endif #ifndef LANG_ORIYA #define LANG_ORIYA 0x48 #endif #ifndef LANG_PUNJABI #define LANG_PUNJABI 0x46 #endif #ifndef LANG_SANSKRIT #define LANG_SANSKRIT 0x4f #endif #ifndef LANG_SINDHI #define LANG_SINDHI 0x59 #endif #ifndef LANG_SWAHILI #define LANG_SWAHILI 0x41 #endif #ifndef LANG_TAMIL #define LANG_TAMIL 0x49 #endif #ifndef LANG_TATAR #define LANG_TATAR 0x44 #endif #ifndef LANG_TELUGU #define LANG_TELUGU 0x4a #endif #ifndef LANG_URDU #define LANG_URDU 0x20 #endif #ifndef LANG_UZBEK #define LANG_UZBEK 0x43 #endif #ifndef SUBLANG_CHINESE_MACAU #define SUBLANG_CHINESE_MACAU 0x05 #endif #ifndef SUBLANG_ENGLISH_ZIMBABWE #define SUBLANG_ENGLISH_ZIMBABWE 0x0c #endif #ifndef SUBLANG_ENGLISH_PHILIPPINES #define SUBLANG_ENGLISH_PHILIPPINES 0x0d #endif #ifndef SUBLANG_FRENCH_MONACO #define SUBLANG_FRENCH_MONACO 0x06 #endif #ifndef SUBLANG_KASHMIRI_INDIA #define SUBLANG_KASHMIRI_INDIA 0x02 #endif #ifndef SUBLANG_MALAY_BRUNEI_DARUSSALAM #define SUBLANG_MALAY_BRUNEI_DARUSSALAM 0x02 #endif #ifndef SUBLANG_NEPALI_INDIA #define SUBLANG_NEPALI_INDIA 0x02 #endif #ifndef SUBLANG_URDU_PAKISTAN #define SUBLANG_URDU_PAKISTAN 0x01 #endif #ifndef SUBLANG_URDU_INDIA #define SUBLANG_URDU_INDIA 0x02 #endif #ifndef SUBLANG_UZBEK_CYRILLIC #define SUBLANG_UZBEK_CYRILLIC 0x02 #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", "zh_TW" etc. This function gets the current thread * locale from Windows 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: allocated locale name */ gchar * g_win32_getlocale (void) { LCID lcid; gchar *ev; gint primary, sub; gchar *l = NULL, *sl = NULL; gchar bfr[20]; if ((ev = getenv ("LC_ALL")) != NULL || (ev = getenv ("LC_CTYPE")) != NULL || (ev = getenv ("LANG")) != NULL) return g_strdup (ev); lcid = GetThreadLocale (); primary = PRIMARYLANGID (LANGIDFROMLCID (lcid)); sub = SUBLANGID (LANGIDFROMLCID (lcid)); switch (primary) { case LANG_AFRIKAANS: l = "af"; break; case LANG_ALBANIAN: l = "sq"; 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; case LANG_ARMENIAN: l = "hy"; break; case LANG_ASSAMESE: l = "as"; break; case LANG_AZERI: l = "az"; break; case LANG_BASQUE: l = "eu"; break; case LANG_BELARUSIAN: l = "be"; break; case LANG_BENGALI: l = "bn"; break; case LANG_BULGARIAN: l = "bg"; break; case LANG_CATALAN: l = "ca"; break; case LANG_CHINESE: l = "zh"; switch (sub) { case SUBLANG_CHINESE_TRADITIONAL: sl = "TW"; break; case SUBLANG_CHINESE_SIMPLIFIED: sl = "CH"; break; case SUBLANG_CHINESE_HONGKONG: sl = "HK"; break; case SUBLANG_CHINESE_SINGAPORE: sl = "SG"; break; case SUBLANG_CHINESE_MACAU: sl = "MO"; break; } break; case LANG_CROATIAN: /* LANG_CROATIAN == LANG_SERBIAN * What used to be called Serbo-Croatian * should really now be two separate * languages because of political reasons. * (Says tml, who knows nothing about Serbian * or Croatian.) * (I can feel those flames coming already.) */ switch (sub) { case SUBLANG_SERBIAN_LATIN: l = "sp"; break; case SUBLANG_SERBIAN_CYRILLIC: l = "sr"; break; default: l = "hr"; /* ??? */ } break; case LANG_CZECH: l = "cs"; break; case LANG_DANISH: l = "da"; break; case LANG_DUTCH: l = "nl"; switch (sub) { case SUBLANG_DUTCH_BELGIAN: sl = "BE"; break; } break; case LANG_ENGLISH: l = "en"; switch (sub) { /* SUBLANG_ENGLISH_US == SUBLANG_DEFAULT. Heh. I thought * English was the language spoken in England. * Oh well. */ 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 = "@caribbean"; break; /* ??? */ case SUBLANG_ENGLISH_BELIZE: sl = "BZ"; break; case SUBLANG_ENGLISH_TRINIDAD: sl = "TT"; break; case SUBLANG_ENGLISH_ZIMBABWE: sl = "ZW"; break; case SUBLANG_ENGLISH_PHILIPPINES: sl = "PH"; break; } break; case LANG_ESTONIAN: l = "et"; break; case LANG_FAEROESE: l = "fo"; break; case LANG_FARSI: l = "fa"; break; case LANG_FINNISH: l = "fi"; break; case LANG_FRENCH: l = "fr"; switch (sub) { 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; case SUBLANG_FRENCH_MONACO: sl = "MC"; break; } break; case LANG_GEORGIAN: l = "ka"; break; case LANG_GERMAN: l = "de"; switch (sub) { 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"; break; case LANG_GUJARATI: l = "gu"; break; case LANG_HEBREW: l = "he"; break; case LANG_HINDI: l = "hi"; break; case LANG_HUNGARIAN: l = "hu"; break; case LANG_ICELANDIC: l = "is"; break; case LANG_INDONESIAN: l = "id"; break; case LANG_ITALIAN: l = "it"; switch (sub) { case SUBLANG_ITALIAN_SWISS: sl = "CH"; break; } break; case LANG_JAPANESE: l = "ja"; break; case LANG_KANNADA: l = "kn"; break; case LANG_KASHMIRI: l = "ks"; switch (sub) { case SUBLANG_KASHMIRI_INDIA: sl = "IN"; break; } break; case LANG_KAZAK: l = "kk"; break; case LANG_KONKANI: l = "kok"; break; /* ??? */ case LANG_KOREAN: l = "ko"; break; case LANG_LATVIAN: l = "lv"; break; case LANG_LITHUANIAN: l = "lt"; break; case LANG_MACEDONIAN: l = "mk"; break; case LANG_MALAY: l = "ms"; switch (sub) { case SUBLANG_MALAY_BRUNEI_DARUSSALAM: sl = "BN"; break; } break; case LANG_MALAYALAM: l = "ml"; break; case LANG_MANIPURI: l = "mni"; break; case LANG_MARATHI: l = "mr"; break; case LANG_NEPALI: l = "ne"; switch (sub) { case SUBLANG_NEPALI_INDIA: sl = "IN"; break; } break; case LANG_NORWEGIAN: l = "no"; switch (sub) { /* SUBLANG_NORWEGIAN_BOKMAL == SUBLANG_DEFAULT */ case SUBLANG_NORWEGIAN_NYNORSK: l = "nn"; break; } break; case LANG_ORIYA: l = "or"; break; case LANG_POLISH: l = "pl"; break; case LANG_PORTUGUESE: l = "pt"; switch (sub) { /* Hmm. SUBLANG_PORTUGUESE_BRAZILIAN == SUBLANG_DEFAULT */ case SUBLANG_PORTUGUESE_BRAZILIAN: sl = "BR"; break; } break; case LANG_PUNJABI: l = "pa"; break; case LANG_ROMANIAN: l = "ro"; break; case LANG_RUSSIAN: l = "ru"; break; case LANG_SANSKRIT: l = "sa"; break; case LANG_SINDHI: l = "sd"; break; case LANG_SLOVAK: l = "sk"; break; case LANG_SLOVENIAN: l = "sl"; break; case LANG_SPANISH: l = "es"; switch (sub) { case SUBLANG_SPANISH_MEXICAN: sl = "MX"; break; case SUBLANG_SPANISH_MODERN: sl = "@modern"; break; /* ??? */ 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; case LANG_SWAHILI: l = "sw"; break; case LANG_SWEDISH: l = "sv"; switch (sub) { case SUBLANG_SWEDISH_FINLAND: sl = "FI"; break; } break; case LANG_TAMIL: l = "ta"; break; case LANG_TATAR: l = "tt"; break; case LANG_TELUGU: l = "te"; break; case LANG_THAI: l = "th"; break; case LANG_TURKISH: l = "tr"; break; case LANG_UKRAINIAN: l = "uk"; break; case LANG_URDU: l = "ur"; switch (sub) { case SUBLANG_URDU_PAKISTAN: sl = "PK"; break; case SUBLANG_URDU_INDIA: sl = "IN"; break; } break; case LANG_UZBEK: l = "uz"; switch (sub) { case SUBLANG_UZBEK_CYRILLIC: sl = "@cyrillic"; break; } break; case LANG_VIETNAMESE: l = "vi"; 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 * langauge, or US English (see docs for FormatMessage). The returned * string should be deallocated with g_free(). * * Returns: 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; HMODULE hmodule = NULL; gchar *fn; gchar *p; gchar *result; 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) 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)) return NULL; #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 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'; g_hash_table_insert (module_dirs, module_name ? module_name : "", fn); 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 accoring 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. * * 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; gchar *result = NULL; gchar *key; HKEY reg_key = NULL; DWORD type; DWORD nbytes; if (package != NULL) { 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]) 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); return g_strdup (result); } 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 string containg 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. 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; gchar *sep; prefix = g_win32_get_package_installation_directory (package, dll_name); sep = (prefix[strlen (prefix) - 1] == G_DIR_SEPARATOR ? "" : G_DIR_SEPARATOR_S); return g_strconcat (prefix, sep, subdir, NULL); }