1e92a3d83STim J. Robbins /*- 2e92a3d83STim J. Robbins * Copyright (c) 2002 Tim J. Robbins. 3e92a3d83STim J. Robbins * All rights reserved. 4e92a3d83STim J. Robbins * 5e92a3d83STim J. Robbins * Redistribution and use in source and binary forms, with or without 6e92a3d83STim J. Robbins * modification, are permitted provided that the following conditions 7e92a3d83STim J. Robbins * are met: 8e92a3d83STim J. Robbins * 1. Redistributions of source code must retain the above copyright 9e92a3d83STim J. Robbins * notice, this list of conditions and the following disclaimer. 10e92a3d83STim J. Robbins * 2. Redistributions in binary form must reproduce the above copyright 11e92a3d83STim J. Robbins * notice, this list of conditions and the following disclaimer in the 12e92a3d83STim J. Robbins * documentation and/or other materials provided with the distribution. 13e92a3d83STim J. Robbins * 14e92a3d83STim J. Robbins * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15e92a3d83STim J. Robbins * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16e92a3d83STim J. Robbins * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17e92a3d83STim J. Robbins * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18e92a3d83STim J. Robbins * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19e92a3d83STim J. Robbins * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20e92a3d83STim J. Robbins * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21e92a3d83STim J. Robbins * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22e92a3d83STim J. Robbins * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23e92a3d83STim J. Robbins * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24e92a3d83STim J. Robbins * SUCH DAMAGE. 25e92a3d83STim J. Robbins */ 26e92a3d83STim J. Robbins 27e92a3d83STim J. Robbins #include <sys/cdefs.h> 28e92a3d83STim J. Robbins __FBSDID("$FreeBSD$"); 29e92a3d83STim J. Robbins 30e92a3d83STim J. Robbins #include <errno.h> 31583efa12STim J. Robbins #include <limits.h> 32e92a3d83STim J. Robbins #include <rune.h> 33e92a3d83STim J. Robbins #include <stdlib.h> 34e92a3d83STim J. Robbins #include <wchar.h> 35e92a3d83STim J. Robbins 36e92a3d83STim J. Robbins size_t 37e92a3d83STim J. Robbins wcrtomb(char * __restrict s, wchar_t wc, mbstate_t * __restrict ps __unused) 38e92a3d83STim J. Robbins { 39e92a3d83STim J. Robbins char *e; 40583efa12STim J. Robbins char buf[MB_LEN_MAX]; 41e92a3d83STim J. Robbins 42583efa12STim J. Robbins if (s == NULL) 43583efa12STim J. Robbins s = buf; 44e92a3d83STim J. Robbins sputrune(wc, s, MB_CUR_MAX, &e); 45e92a3d83STim J. Robbins if (e == NULL) { 46e92a3d83STim J. Robbins errno = EILSEQ; 47e92a3d83STim J. Robbins return ((size_t)-1); 48e92a3d83STim J. Robbins } 49e92a3d83STim J. Robbins return ((size_t)(e - s)); 50e92a3d83STim J. Robbins } 51