/* GDK - The GIMP Drawing Kit * Copyright (C) 1995-1997 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 GTK+ Team and others 1997-2000. See the AUTHORS * file for a list of people on the GTK+ Team. See the ChangeLog * files for a list of changes. These files are distributed with * GTK+ at ftp://ftp.gtk.org/pub/gtk/. */ #include "config.h" #include "gdkx.h" #include "gdkmain.h" #include "gdkinternals.h" #include "gdkdisplay-x11.h" #include #include #include /* If this variable is FALSE, it indicates that we should * avoid trying to use multibyte conversion functions and * assume everything is 1-byte per character */ static gboolean gdk_use_mb; void _gdk_x11_initialize_locale (void) { wchar_t result; gchar *current_locale; static char *last_locale = NULL; gdk_use_mb = FALSE; current_locale = setlocale (LC_ALL, NULL); if (last_locale && strcmp (last_locale, current_locale) == 0) return; g_free (last_locale); last_locale = g_strdup (current_locale); if (XSupportsLocale ()) XSetLocaleModifiers (""); if ((strcmp (current_locale, "C")) && (strcmp (current_locale, "POSIX"))) { gdk_use_mb = TRUE; #ifndef X_LOCALE /* Detect ancient GNU libc, where mb == UTF8. Not useful unless it's * really a UTF8 locale. The below still probably will * screw up on Greek, Cyrillic, etc, encoded as UTF8. */ if ((MB_CUR_MAX == 2) && (mbstowcs (&result, "\xdd\xa5", 1) > 0) && result == 0x765) { if ((strlen (current_locale) < 4) || g_ascii_strcasecmp (current_locale + strlen(current_locale) - 4, "utf8")) gdk_use_mb = FALSE; } #endif /* X_LOCALE */ } GDK_NOTE (XIM, g_message ("%s multi-byte string functions.", gdk_use_mb ? "Using" : "Not using")); return; } gchar* gdk_set_locale (void) { if (!setlocale (LC_ALL,"")) g_warning ("locale not supported by C library"); _gdk_x11_initialize_locale (); return setlocale (LC_ALL, NULL); }