1/* Message translation utilities. 2 Copyright (C) 2001, 2003, 2004, 2005 Free Software Foundation, Inc. 3 4This file is part of GCC. 5 6GCC is free software; you can redistribute it and/or modify it under 7the terms of the GNU General Public License as published by the Free 8Software Foundation; either version 2, or (at your option) any later 9version. 10 11GCC is distributed in the hope that it will be useful, but WITHOUT ANY 12WARRANTY; without even the implied warranty of MERCHANTABILITY or 13FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14for more details. 15 16You should have received a copy of the GNU General Public License 17along with GCC; see the file COPYING. If not, write to the Free 18Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 1902110-1301, USA. */ 20 21#include "config.h" 22#include "system.h" 23#include "coretypes.h" 24#include "tm.h" 25#include "intl.h" 26 27#ifdef HAVE_LANGINFO_CODESET 28#include <langinfo.h> 29#endif 30 31/* Opening quotation mark for diagnostics. */ 32const char *open_quote = "'"; 33 34/* Closing quotation mark for diagnostics. */ 35const char *close_quote = "'"; 36 37#ifdef ENABLE_NLS 38 39/* Initialize the translation library for GCC. This performs the 40 appropriate sequence of calls - setlocale, bindtextdomain, 41 textdomain. LC_CTYPE determines the character set used by the 42 terminal, so it has be set to output messages correctly. */ 43 44void 45gcc_init_libintl (void) 46{ 47#ifdef HAVE_LC_MESSAGES 48 setlocale (LC_CTYPE, ""); 49 setlocale (LC_MESSAGES, ""); 50#else 51 setlocale (LC_ALL, ""); 52#endif 53 54 (void) bindtextdomain ("gcc", LOCALEDIR); 55 (void) textdomain ("gcc"); 56 57 /* Opening quotation mark. */ 58 open_quote = _("`"); 59 60 /* Closing quotation mark. */ 61 close_quote = _("'"); 62 63 if (!strcmp (open_quote, "`") && !strcmp (close_quote, "'")) 64 { 65#if defined HAVE_LANGINFO_CODESET 66 const char *encoding; 67#endif 68 /* Untranslated quotes that it may be possible to replace with 69 U+2018 and U+2019; but otherwise use "'" instead of "`" as 70 opening quote. */ 71 open_quote = "'"; 72#if defined HAVE_LANGINFO_CODESET 73 encoding = nl_langinfo (CODESET); 74 if (encoding != NULL 75 && (!strcasecmp (encoding, "utf-8") 76 || !strcasecmp (encoding, "utf8"))) 77 { 78 open_quote = "\xe2\x80\x98"; 79 close_quote = "\xe2\x80\x99"; 80 } 81#endif 82 } 83} 84 85#if defined HAVE_WCHAR_H && defined HAVE_WORKING_MBSTOWCS && defined HAVE_WCSWIDTH 86#include <wchar.h> 87 88/* Returns the width in columns of MSGSTR, which came from gettext. 89 This is for indenting subsequent output. */ 90 91size_t 92gcc_gettext_width (const char *msgstr) 93{ 94 size_t nwcs = mbstowcs (0, msgstr, 0); 95 wchar_t *wmsgstr = alloca ((nwcs + 1) * sizeof (wchar_t)); 96 97 mbstowcs (wmsgstr, msgstr, nwcs + 1); 98 return wcswidth (wmsgstr, nwcs); 99} 100 101#else /* no wcswidth */ 102 103/* We don't have any way of knowing how wide the string is. Guess 104 the length of the string. */ 105 106size_t 107gcc_gettext_width (const char *msgstr) 108{ 109 return strlen (msgstr); 110} 111 112#endif 113 114#endif /* ENABLE_NLS */ 115