/xbmc/visualizations/Goom/goom2k4-0/gtk-gui-devel/intl/bindtextdom.c

  1/* Implementation of the bindtextdomain(3) function
  2   Copyright (C) 1995, 1996, 1997, 1998 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
 17
 18#ifdef HAVE_CONFIG_H
 19# include <config.h>
 20#endif
 21
 22#if defined STDC_HEADERS || defined _LIBC
 23# include <stdlib.h>
 24#else
 25# ifdef HAVE_MALLOC_H
 26#  include <malloc.h>
 27# else
 28void free ();
 29# endif
 30#endif
 31
 32#if defined HAVE_STRING_H || defined _LIBC
 33# include <string.h>
 34#else
 35# include <strings.h>
 36# ifndef memcpy
 37#  define memcpy(Dst, Src, Num) bcopy (Src, Dst, Num)
 38# endif
 39#endif
 40
 41#ifdef _LIBC
 42# include <libintl.h>
 43#else
 44# include "libgettext.h"
 45#endif
 46#include "gettext.h"
 47#include "gettextP.h"
 48
 49/* @@ end of prolog @@ */
 50
 51/* Contains the default location of the message catalogs.  */
 52extern const char _nl_default_dirname[];
 53
 54/* List with bindings of specific domains.  */
 55extern struct binding *_nl_domain_bindings;
 56
 57
 58/* Names for the libintl functions are a problem.  They must not clash
 59   with existing names and they should follow ANSI C.  But this source
 60   code is also used in GNU C Library where the names have a __
 61   prefix.  So we have to make a difference here.  */
 62#ifdef _LIBC
 63# define BINDTEXTDOMAIN __bindtextdomain
 64# ifndef strdup
 65#  define strdup(str) __strdup (str)
 66# endif
 67#else
 68# define BINDTEXTDOMAIN bindtextdomain__
 69#endif
 70
 71/* Specify that the DOMAINNAME message catalog will be found
 72   in DIRNAME rather than in the system locale data base.  */
 73char *
 74BINDTEXTDOMAIN (domainname, dirname)
 75     const char *domainname;
 76     const char *dirname;
 77{
 78  struct binding *binding;
 79
 80  /* Some sanity checks.  */
 81  if (domainname == NULL || domainname[0] == '\0')
 82    return NULL;
 83
 84  for (binding = _nl_domain_bindings; binding != NULL; binding = binding->next)
 85    {
 86      int compare = strcmp (domainname, binding->domainname);
 87      if (compare == 0)
 88	/* We found it!  */
 89	break;
 90      if (compare < 0)
 91	{
 92	  /* It is not in the list.  */
 93	  binding = NULL;
 94	  break;
 95	}
 96    }
 97
 98  if (dirname == NULL)
 99    /* The current binding has be to returned.  */
100    return binding == NULL ? (char *) _nl_default_dirname : binding->dirname;
101
102  if (binding != NULL)
103    {
104      /* The domain is already bound.  If the new value and the old
105	 one are equal we simply do nothing.  Otherwise replace the
106	 old binding.  */
107      if (strcmp (dirname, binding->dirname) != 0)
108	{
109	  char *new_dirname;
110
111	  if (strcmp (dirname, _nl_default_dirname) == 0)
112	    new_dirname = (char *) _nl_default_dirname;
113	  else
114	    {
115#if defined _LIBC || defined HAVE_STRDUP
116	      new_dirname = strdup (dirname);
117	      if (new_dirname == NULL)
118		return NULL;
119#else
120	      size_t len = strlen (dirname) + 1;
121	      new_dirname = (char *) malloc (len);
122	      if (new_dirname == NULL)
123		return NULL;
124
125	      memcpy (new_dirname, dirname, len);
126#endif
127	    }
128
129	  if (binding->dirname != _nl_default_dirname)
130	    free (binding->dirname);
131
132	  binding->dirname = new_dirname;
133	}
134    }
135  else
136    {
137      /* We have to create a new binding.  */
138#if !defined _LIBC && !defined HAVE_STRDUP
139      size_t len;
140#endif
141      struct binding *new_binding =
142	(struct binding *) malloc (sizeof (*new_binding));
143
144      if (new_binding == NULL)
145	return NULL;
146
147#if defined _LIBC || defined HAVE_STRDUP
148      new_binding->domainname = strdup (domainname);
149      if (new_binding->domainname == NULL)
150	return NULL;
151#else
152      len = strlen (domainname) + 1;
153      new_binding->domainname = (char *) malloc (len);
154      if (new_binding->domainname == NULL)
155	return NULL;
156      memcpy (new_binding->domainname, domainname, len);
157#endif
158
159      if (strcmp (dirname, _nl_default_dirname) == 0)
160	new_binding->dirname = (char *) _nl_default_dirname;
161      else
162	{
163#if defined _LIBC || defined HAVE_STRDUP
164	  new_binding->dirname = strdup (dirname);
165	  if (new_binding->dirname == NULL)
166	    return NULL;
167#else
168	  len = strlen (dirname) + 1;
169	  new_binding->dirname = (char *) malloc (len);
170	  if (new_binding->dirname == NULL)
171	    return NULL;
172	  memcpy (new_binding->dirname, dirname, len);
173#endif
174	}
175
176      /* Now enqueue it.  */
177      if (_nl_domain_bindings == NULL
178	  || strcmp (domainname, _nl_domain_bindings->domainname) < 0)
179	{
180	  new_binding->next = _nl_domain_bindings;
181	  _nl_domain_bindings = new_binding;
182	}
183      else
184	{
185	  binding = _nl_domain_bindings;
186	  while (binding->next != NULL
187		 && strcmp (domainname, binding->next->domainname) > 0)
188	    binding = binding->next;
189
190	  new_binding->next = binding->next;
191	  binding->next = new_binding;
192	}
193
194      binding = new_binding;
195    }
196
197  return binding->dirname;
198}
199
200#ifdef _LIBC
201/* Alias for function name in GNU C Library.  */
202weak_alias (__bindtextdomain, bindtextdomain);
203#endif