1 /*
   2  * Copyright 2010 Nexenta Systems, Inc.  All rights reserved.
   3  * Copyright (c) 2001 Alexey Zelkin <phantom@FreeBSD.org>
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions and the following disclaimer.
  11  * 2. Redistributions in binary form must reproduce the above copyright
  12  *    notice, this list of conditions and the following disclaimer in the
  13  *    documentation and/or other materials provided with the distribution.
  14  *
  15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  25  * SUCH DAMAGE.
  26  */
  27 
  28 #include "lint.h"
  29 #include <stddef.h>
  30 #include "ldpart.h"
  31 #include "lmessages.h"
  32 
  33 #define LCMESSAGES_SIZE_FULL (sizeof (struct lc_messages_T) / sizeof (char *))
  34 #define LCMESSAGES_SIZE_MIN \
  35         (offsetof(struct lc_messages_T, yesstr) / sizeof (char *))
  36 
  37 static char empty[] = "";
  38 
  39 static const struct lc_messages_T _C_messages_locale = {
  40         "^[yY]",        /* yesexpr */
  41         "^[nN]",        /* noexpr */
  42         "yes",          /* yesstr */
  43         "no"            /* nostr */
  44 };
  45 
  46 static struct lc_messages_T _messages_locale;
  47 static int      _messages_using_locale;
  48 static char     *_messages_locale_buf;
  49 
  50 int
  51 __messages_load_locale(const char *name)
  52 {
  53         int ret;
  54 
  55         ret = __part_load_locale(name, &_messages_using_locale,
  56             &_messages_locale_buf, "LC_MESSAGES",
  57             LCMESSAGES_SIZE_FULL, LCMESSAGES_SIZE_MIN,
  58             (const char **)&_messages_locale);
  59         if (ret == _LDP_LOADED) {
  60                 if (_messages_locale.yesstr == NULL)
  61                         _messages_locale.yesstr = empty;
  62                 if (_messages_locale.nostr == NULL)
  63                         _messages_locale.nostr = empty;
  64         }
  65         return (ret);
  66 }
  67 
  68 struct lc_messages_T *
  69 __get_current_messages_locale(void)
  70 {
  71         return (_messages_using_locale ? &_messages_locale :
  72             (struct lc_messages_T *)&_C_messages_locale);
  73 }