xref: /dragonfly/lib/libc/locale/mbrtowc.c (revision 0d5acd74)
1 /*-
2  * Copyright (c) 2002-2004 Tim J. Robbins.
3  * All rights reserved.
4  *
5  * Copyright (c) 2011 The FreeBSD Foundation
6  * All rights reserved.
7  * Portions of this software were developed by David Chisnall
8  * under sponsorship from the FreeBSD Foundation.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29  * SUCH DAMAGE.
30  *
31  * $FreeBSD: head/lib/libc/locale/mbrtowc.c 227753 2011-11-20 14:45:42Z theraven $
32  */
33 
34 
35 #include <wchar.h>
36 #include "mblocal.h"
37 
38 size_t
mbrtowc_l(wchar_t * __restrict pwc,const char * __restrict s,size_t n,mbstate_t * __restrict ps,locale_t locale)39 mbrtowc_l(wchar_t * __restrict pwc, const char * __restrict s,
40     size_t n, mbstate_t * __restrict ps, locale_t locale)
41 {
42 	FIX_LOCALE(locale);
43 	if (ps == NULL)
44 		ps = &locale->mbrtowc;
45 	return (XLOCALE_CTYPE(locale)->__mbrtowc(pwc, s, n, ps));
46 }
47 
48 size_t
mbrtowc(wchar_t * __restrict pwc,const char * __restrict s,size_t n,mbstate_t * __restrict ps)49 mbrtowc(wchar_t * __restrict pwc, const char * __restrict s,
50     size_t n, mbstate_t * __restrict ps)
51 {
52 	return mbrtowc_l(pwc, s, n, ps, __get_locale());
53 }
54