1132242Stjr/*- 2132242Stjr * Copyright (c) 2002-2004 Tim J. Robbins. 3132242Stjr * All rights reserved. 4132242Stjr * 5227753Stheraven * Copyright (c) 2011 The FreeBSD Foundation 6227753Stheraven * All rights reserved. 7227753Stheraven * Portions of this software were developed by David Chisnall 8227753Stheraven * under sponsorship from the FreeBSD Foundation. 9227753Stheraven * 10132242Stjr * Redistribution and use in source and binary forms, with or without 11132242Stjr * modification, are permitted provided that the following conditions 12132242Stjr * are met: 13132242Stjr * 1. Redistributions of source code must retain the above copyright 14132242Stjr * notice, this list of conditions and the following disclaimer. 15132242Stjr * 2. Redistributions in binary form must reproduce the above copyright 16132242Stjr * notice, this list of conditions and the following disclaimer in the 17132242Stjr * documentation and/or other materials provided with the distribution. 18132242Stjr * 19132242Stjr * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 20132242Stjr * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21132242Stjr * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22132242Stjr * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 23132242Stjr * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24132242Stjr * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25132242Stjr * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26132242Stjr * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27132242Stjr * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28132242Stjr * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29132242Stjr * SUCH DAMAGE. 30132242Stjr */ 31132242Stjr 32132242Stjr#include <sys/cdefs.h> 33132242Stjr__FBSDID("$FreeBSD$"); 34132242Stjr 35132242Stjr#include "namespace.h" 36132242Stjr#include <stdio.h> 37132242Stjr#include <wchar.h> 38132242Stjr#include "un-namespace.h" 39132242Stjr#include "libc_private.h" 40132242Stjr#include "local.h" 41227753Stheraven#include "xlocale_private.h" 42132242Stjr 43132242Stjrwchar_t * 44227753Stheravenfgetwln_l(FILE * __restrict fp, size_t *lenp, locale_t locale) 45132242Stjr{ 46132242Stjr wint_t wc; 47132242Stjr size_t len; 48227753Stheraven FIX_LOCALE(locale); 49132242Stjr 50132242Stjr FLOCKFILE(fp); 51132242Stjr ORIENT(fp, 1); 52132242Stjr 53132242Stjr len = 0; 54227753Stheraven while ((wc = __fgetwc(fp, locale)) != WEOF) { 55132242Stjr#define GROW 512 56132242Stjr if (len * sizeof(wchar_t) >= fp->_lb._size && 57132242Stjr __slbexpand(fp, (len + GROW) * sizeof(wchar_t))) 58132242Stjr goto error; 59133223Stjr *((wchar_t *)fp->_lb._base + len++) = wc; 60132242Stjr if (wc == L'\n') 61132242Stjr break; 62132242Stjr } 63132242Stjr if (len == 0) 64132242Stjr goto error; 65132242Stjr 66132242Stjr FUNLOCKFILE(fp); 67132242Stjr *lenp = len; 68132242Stjr return ((wchar_t *)fp->_lb._base); 69132242Stjr 70132242Stjrerror: 71132242Stjr FUNLOCKFILE(fp); 72132242Stjr *lenp = 0; 73132242Stjr return (NULL); 74132242Stjr} 75227753Stheravenwchar_t * 76227753Stheravenfgetwln(FILE * __restrict fp, size_t *lenp) 77227753Stheraven{ 78227753Stheraven return fgetwln_l(fp, lenp, __get_locale()); 79227753Stheraven} 80