mbrtowc.c revision 129153
11556Srgrimes/*-
21556Srgrimes * Copyright (c) 2002-2004 Tim J. Robbins.
31556Srgrimes * All rights reserved.
41556Srgrimes *
51556Srgrimes * Redistribution and use in source and binary forms, with or without
61556Srgrimes * modification, are permitted provided that the following conditions
71556Srgrimes * are met:
81556Srgrimes * 1. Redistributions of source code must retain the above copyright
91556Srgrimes *    notice, this list of conditions and the following disclaimer.
101556Srgrimes * 2. Redistributions in binary form must reproduce the above copyright
111556Srgrimes *    notice, this list of conditions and the following disclaimer in the
121556Srgrimes *    documentation and/or other materials provided with the distribution.
131556Srgrimes *
141556Srgrimes * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
151556Srgrimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
161556Srgrimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
171556Srgrimes * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
181556Srgrimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
191556Srgrimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
201556Srgrimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
211556Srgrimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
221556Srgrimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
231556Srgrimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
241556Srgrimes * SUCH DAMAGE.
251556Srgrimes */
261556Srgrimes
271556Srgrimes#include <sys/cdefs.h>
281556Srgrimes__FBSDID("$FreeBSD: head/lib/libc/locale/mbrtowc.c 129153 2004-05-12 14:09:04Z tjr $");
291556Srgrimes
301556Srgrimes#include <wchar.h>
311556Srgrimes#include "mblocal.h"
321556Srgrimes
331556Srgrimessize_t
341556Srgrimesmbrtowc(wchar_t * __restrict pwc, const char * __restrict s,
3520420Ssteve    size_t n, mbstate_t * __restrict ps)
361556Srgrimes{
371556Srgrimes	static mbstate_t mbs;
381556Srgrimes
391556Srgrimes	if (ps == NULL)
401556Srgrimes		ps = &mbs;
4136049Scharnier	return (__mbrtowc(pwc, s, n, ps));
4236049Scharnier}
4336049Scharnier