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 32 #include <sys/cdefs.h> 33 __FBSDID("$FreeBSD$"); 34 35 #include "namespace.h" 36 #include <errno.h> 37 #include <limits.h> 38 #include <stdio.h> 39 #include <wchar.h> 40 #include "un-namespace.h" 41 #include "fvwrite.h" 42 #include "libc_private.h" 43 #include "local.h" 44 #include "mblocal.h" 45 46 int 47 fputws_l(const wchar_t * __restrict ws, FILE * __restrict fp, locale_t locale) 48 { 49 size_t nbytes; 50 char buf[BUFSIZ]; 51 struct __suio uio; 52 struct __siov iov; 53 const wchar_t *wsp; 54 FIX_LOCALE(locale); 55 struct xlocale_ctype *l = XLOCALE_CTYPE(locale); 56 int ret; 57 58 ret = -1; 59 FLOCKFILE_CANCELSAFE(fp); 60 ORIENT(fp, 1); 61 if (prepwrite(fp) != 0) 62 goto end; 63 uio.uio_iov = &iov; 64 uio.uio_iovcnt = 1; 65 iov.iov_base = buf; 66 wsp = ws; 67 do { 68 nbytes = l->__wcsnrtombs(buf, &wsp, SIZE_T_MAX, sizeof(buf), 69 &fp->_mbstate); 70 if (nbytes == (size_t)-1) 71 goto end; 72 uio.uio_resid = iov.iov_len = nbytes; 73 if (__sfvwrite(fp, &uio) != 0) 74 goto end; 75 } while (wsp != NULL); 76 ret = 0; 77 end: 78 FUNLOCKFILE_CANCELSAFE(); 79 return (ret); 80 } 81 82 int 83 fputws(const wchar_t * __restrict ws, FILE * __restrict fp) 84 { 85 return fputws_l(ws, fp, __get_locale()); 86 } 87