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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [intl.c] - Blame information for rev 280

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1 280 jeremybenn
/* Message translation utilities.
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   Copyright (C) 2001, 2003, 2004, 2005, 2007, 2008, 2009, 2010
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   Free Software Foundation, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3, or (at your option) any later
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3.  If not see
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<http://www.gnu.org/licenses/>.  */
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#include "config.h"
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#include "system.h"
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#include "coretypes.h"
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#include "tm.h"
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#include "intl.h"
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#ifdef HAVE_LANGINFO_CODESET
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#include <langinfo.h>
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#endif
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/* Opening quotation mark for diagnostics.  */
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const char *open_quote = "'";
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/* Closing quotation mark for diagnostics.  */
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const char *close_quote = "'";
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/* The name of the locale encoding.  */
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const char *locale_encoding = NULL;
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/* Whether the locale is using UTF-8.  */
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bool locale_utf8 = false;
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#ifdef ENABLE_NLS
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/* Initialize the translation library for GCC.  This performs the
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   appropriate sequence of calls - setlocale, bindtextdomain,
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   textdomain.  LC_CTYPE determines the character set used by the
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   terminal, so it has be set to output messages correctly.  */
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void
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gcc_init_libintl (void)
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{
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#ifdef HAVE_LC_MESSAGES
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  setlocale (LC_CTYPE, "");
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  setlocale (LC_MESSAGES, "");
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#else
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  setlocale (LC_ALL, "");
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#endif
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  (void) bindtextdomain ("gcc", LOCALEDIR);
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  (void) textdomain ("gcc");
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  /* Opening quotation mark.  */
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  open_quote = _("`");
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  /* Closing quotation mark.  */
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  close_quote = _("'");
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#if defined HAVE_LANGINFO_CODESET
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  locale_encoding = nl_langinfo (CODESET);
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  if (locale_encoding != NULL
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      && (!strcasecmp (locale_encoding, "utf-8")
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          || !strcasecmp (locale_encoding, "utf8")))
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    locale_utf8 = true;
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#endif
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  if (!strcmp (open_quote, "`") && !strcmp (close_quote, "'"))
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    {
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      /* Untranslated quotes that it may be possible to replace with
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         U+2018 and U+2019; but otherwise use "'" instead of "`" as
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         opening quote.  */
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      open_quote = "'";
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#if defined HAVE_LANGINFO_CODESET
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      if (locale_utf8)
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        {
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          open_quote = "\xe2\x80\x98";
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          close_quote = "\xe2\x80\x99";
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        }
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#endif
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    }
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}
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#if defined HAVE_WCHAR_H && defined HAVE_WORKING_MBSTOWCS && defined HAVE_WCSWIDTH
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#include <wchar.h>
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/* Returns the width in columns of MSGSTR, which came from gettext.
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   This is for indenting subsequent output.  */
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size_t
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gcc_gettext_width (const char *msgstr)
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{
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  size_t nwcs = mbstowcs (0, msgstr, 0);
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  wchar_t *wmsgstr = XALLOCAVEC (wchar_t, nwcs + 1);
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  mbstowcs (wmsgstr, msgstr, nwcs + 1);
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  return wcswidth (wmsgstr, nwcs);
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}
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#else  /* no wcswidth */
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/* We don't have any way of knowing how wide the string is.  Guess
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   the length of the string.  */
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size_t
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gcc_gettext_width (const char *msgstr)
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{
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  return strlen (msgstr);
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}
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#endif
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#endif /* ENABLE_NLS */
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#ifndef ENABLE_NLS
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const char *
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fake_ngettext (const char *singular, const char *plural, unsigned long n)
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{
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  if (n == 1UL)
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    return singular;
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  return plural;
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}
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#endif
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/* Return the indent for successive lines, using the width of
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   the STR.  STR must have been translated already.  The string
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   must be freed by the caller.  */
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char *
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get_spaces (const char *str)
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{
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   size_t len = gcc_gettext_width (str);
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   char *spaces = XNEWVEC(char, len + 1);
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   memset (spaces, ' ', len);
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   spaces[len] = '\0';
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   return spaces;
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}
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