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[/] [or1k/] [trunk/] [insight/] [intl/] [textdomain.c] - Blame information for rev 1771

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1 578 markom
/* Implementation of the textdomain(3) function
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   Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
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   Written by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1995.
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   This program is free software; you can redistribute it and/or modify
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   it under the terms of the GNU General Public License as published by
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   the Free Software Foundation; either version 2, or (at your option)
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   any later version.
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   This program is distributed in the hope that it will be useful,
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   but WITHOUT ANY WARRANTY; without even the implied warranty of
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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   GNU General Public License 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 this program; if not, write to the Free Software Foundation,
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   Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#if defined STDC_HEADERS || defined _LIBC
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# include <stdlib.h>
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#endif
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#if defined STDC_HEADERS || defined HAVE_STRING_H || defined _LIBC
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# include <string.h>
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#else
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# include <strings.h>
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# ifndef memcpy
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#  define memcpy(Dst, Src, Num) bcopy (Src, Dst, Num)
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# endif
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#endif
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#ifdef _LIBC
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# include <libintl.h>
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#else
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# include "libgettext.h"
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#endif
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/* @@ end of prolog @@ */
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/* Name of the default text domain.  */
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extern const char _nl_default_default_domain[];
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/* Default text domain in which entries for gettext(3) are to be found.  */
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extern const char *_nl_current_default_domain;
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/* Names for the libintl functions are a problem.  They must not clash
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   with existing names and they should follow ANSI C.  But this source
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   code is also used in GNU C Library where the names have a __
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   prefix.  So we have to make a difference here.  */
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#ifdef _LIBC
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# define TEXTDOMAIN __textdomain
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# define strdup(str) __strdup (str)
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#else
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# define TEXTDOMAIN textdomain__
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#endif
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/* Set the current default message catalog to DOMAINNAME.
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   If DOMAINNAME is null, return the current default.
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   If DOMAINNAME is "", reset to the default of "messages".  */
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char *
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TEXTDOMAIN (domainname)
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     const char *domainname;
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{
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  char *old;
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  /* A NULL pointer requests the current setting.  */
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  if (domainname == NULL)
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    return (char *) _nl_current_default_domain;
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  old = (char *) _nl_current_default_domain;
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  /* If domain name is the null string set to default domain "messages".  */
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  if (domainname[0] == '\0'
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      || strcmp (domainname, _nl_default_default_domain) == 0)
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    _nl_current_default_domain = _nl_default_default_domain;
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  else
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    {
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      /* If the following malloc fails `_nl_current_default_domain'
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         will be NULL.  This value will be returned and so signals we
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         are out of core.  */
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#if defined _LIBC || defined HAVE_STRDUP
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      _nl_current_default_domain = strdup (domainname);
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#else
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      size_t len = strlen (domainname) + 1;
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      char *cp = (char *) malloc (len);
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      if (cp != NULL)
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        memcpy (cp, domainname, len);
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      _nl_current_default_domain = cp;
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#endif
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    }
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  if (old != _nl_default_default_domain)
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    free (old);
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  return (char *) _nl_current_default_domain;
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}
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#ifdef _LIBC
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/* Alias for function name in GNU C Library.  */
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weak_alias (__textdomain, textdomain);
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#endif

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