intl/gettext.c

   1 /* Implementation of gettext(3) function.
   2    Copyright (C) 1995, 1997 Free Software Foundation, Inc.
   3
   4    This program is free software; you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation; either version 2, or (at your option)
   7    any later version.
   8
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program; if not, write to the Free Software Foundation,
  16    Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
  17
  18 #ifdef HAVE_CONFIG_H
  19 # include <config.h>
  20 #endif
  21
  22 #ifdef _LIBC
  23 # define __need_NULL
  24 # include <stddef.h>
  25 #else
  26 # ifdef STDC_HEADERS
  27 #  include <stdlib.h>           /* Just for NULL.  */
  28 # else
  29 #  ifdef HAVE_STRING_H
  30 #   include <string.h>
  31 #  else
  32 #   define NULL ((void *) 0)
  33 #  endif
  34 # endif
  35 #endif
  36
  37 #ifdef _LIBC
  38 # include <libintl.h>
  39 #else
  40 # include "libgettext.h"
  41 #endif
  42
  43 /* @@ end of prolog @@ */
  44
  45 /* Names for the libintl functions are a problem.  They must not clash
  46    with existing names and they should follow ANSI C.  But this source
  47    code is also used in GNU C Library where the names have a __
  48    prefix.  So we have to make a difference here.  */
  49 #ifdef _LIBC
  50 # define GETTEXT __gettext
  51 # define DGETTEXT __dgettext
  52 #else
  53 # define GETTEXT gettext__
  54 # define DGETTEXT dgettext__
  55 #endif
  56
  57 /* Look up MSGID in the current default message catalog for the current
  58    LC_MESSAGES locale.  If not found, returns MSGID itself (the default
  59    text).  */
  60 char *
  61 GETTEXT (msgid)
  62      const char *msgid;
  63 {
  64   return DGETTEXT (NULL, msgid);
  65 }
  66
  67 #ifdef _LIBC
  68 /* Alias for function name in GNU C Library.  */
  69 weak_alias (__gettext, gettext);
  70 #endif