intl/gettext.c

   1 /* Implementation of gettext(3) function.
   2    Copyright (C) 1995-2020 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 Lesser General Public License as published by
   6    the Free Software Foundation; either version 2.1 of the License, or
   7    (at your option) 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 Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public License
  15    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  16
  17 #ifdef HAVE_CONFIG_H
  18 # include <config.h>
  19 #endif
  20
  21 #ifdef _LIBC
  22 # define __need_NULL
  23 # include <stddef.h>
  24 #else
  25 # include <stdlib.h>            /* Just for NULL.  */
  26 #endif
  27
  28 #include "gettextP.h"
  29 #ifdef _LIBC
  30 # include <libintl.h>
  31 #else
  32 # include "libgnuintl.h"
  33 #endif
  34
  35 /* @@ end of prolog @@ */
  36
  37 /* Names for the libintl functions are a problem.  They must not clash
  38    with existing names and they should follow ANSI C.  But this source
  39    code is also used in GNU C Library where the names have a __
  40    prefix.  So we have to make a difference here.  */
  41 #ifdef _LIBC
  42 # define GETTEXT __gettext
  43 # define DCGETTEXT __dcgettext
  44 #else
  45 # define GETTEXT libintl_gettext
  46 # define DCGETTEXT libintl_dcgettext
  47 #endif
  48
  49 /* Look up MSGID in the current default message catalog for the current
  50    LC_MESSAGES locale.  If not found, returns MSGID itself (the default
  51    text).  */
  52 char *
  53 GETTEXT (const char *msgid)
  54 {
  55   return DCGETTEXT (NULL, msgid, LC_MESSAGES);
  56 }
  57
  58 #ifdef _LIBC
  59 /* Alias for function name in GNU C Library.  */
  60 weak_alias (__gettext, gettext);
  61 #endif