wctomb.c revision 4297a3b0d0a35d80f86fff155e288e885a100e6d
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore/*
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore * Copyright (c) 2002-2004 Tim J. Robbins.
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore * All rights reserved.
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore *
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore * Redistribution and use in source and binary forms, with or without
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore * modification, are permitted provided that the following conditions
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore * are met:
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore * 1. Redistributions of source code must retain the above copyright
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore * notice, this list of conditions and the following disclaimer.
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore * 2. Redistributions in binary form must reproduce the above copyright
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore * notice, this list of conditions and the following disclaimer in the
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore * documentation and/or other materials provided with the distribution.
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore *
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore * SUCH DAMAGE.
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore */
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore/*
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore * Copyright 2010 Nexenta Systems, Inc. All rights reserved.
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore * Use is subject to license terms.
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore */
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore#include "lint.h"
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore#include <stdlib.h>
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore#include <wchar.h>
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore#include "mblocal.h"
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amoreint
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amorewctomb(char *s, wchar_t wchar)
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore{
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore static const mbstate_t initial = { 0 };
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore static mbstate_t mbs;
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore size_t rval;
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore if (s == NULL) {
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore /* No support for state dependent encodings. */
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore mbs = initial;
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore return (0);
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore }
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore if ((rval = __wcrtomb(s, wchar, &mbs)) == (size_t)-1)
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore return (-1);
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore return ((int)rval);
4297a3b0d0a35d80f86fff155e288e885a100e6dGarrett D'Amore}