| | 1 | /*- |
| | 2 | * Copyright (c) 2002-2004 Tim J. Robbins. |
| | 3 | * All rights reserved. |
| | 4 | * |
| | 5 | * Redistribution and use in source and binary forms, with or without |
| | 6 | * modification, are permitted provided that the following conditions |
| | 7 | * are met: |
| | 8 | * 1. Redistributions of source code must retain the above copyright |
| | 9 | * notice, this list of conditions and the following disclaimer. |
| | 10 | * 2. Redistributions in binary form must reproduce the above copyright |
| | 11 | * notice, this list of conditions and the following disclaimer in the |
| | 12 | * documentation and/or other materials provided with the distribution. |
| | 13 | * |
| | 14 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
| | 15 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| | 16 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| | 17 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
| | 18 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| | 19 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| | 20 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| | 21 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| | 22 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| | 23 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| | 24 | * SUCH DAMAGE. |
| | 25 | */ |
| | 26 | |
| | 27 | #include <sys/cdefs.h> |
| | 28 | __FBSDID("$FreeBSD: src/lib/libc/locale/wctomb.c,v 1.8 2004/07/29 06:18:40 tjr Exp $"); |
| | 29 | |
| | 30 | #include <stdlib.h> |
| | 31 | #include <wchar.h> |
| | 32 | #include "mblocal.h" |
| | 33 | |
| | 34 | int |
| | 35 | wctomb(char *s, wchar_t wchar) |
| | 36 | { |
| | 37 | static const mbstate_t initial; |
| | 38 | static mbstate_t mbs; |
| | 39 | size_t rval; |
| | 40 | |
| | 41 | if (s == NULL) { |
| | 42 | /* No support for state dependent encodings. */ |
| | 43 | mbs = initial; |
| | 44 | return (0); |
| | 45 | } |
| | 46 | if ((rval = __wcrtomb(s, wchar, &mbs)) == (size_t)-1) |
| | 47 | return (-1); |
| | 48 | return ((int)rval); |
| | 49 | } |
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