2 * Copyright (c) 2002-2004 Tim J. Robbins.
5 * Copyright (c) 2011 The FreeBSD Foundation
7 * Portions of this software were developed by David Chisnall
8 * under sponsorship from the FreeBSD Foundation.
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
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.
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
31 * $FreeBSD: head/lib/libc/stdio/fgetwln.c 227753 2011-11-20 14:45:42Z theraven $
35 #include "namespace.h"
38 #include "un-namespace.h"
39 #include "libc_private.h"
41 #include "xlocale_private.h"
44 fgetwln_l(FILE * __restrict fp, size_t *lenp, locale_t locale)
54 while ((wc = __fgetwc(fp, locale)) != WEOF) {
56 if (len * sizeof(wchar_t) >= fp->_lb._size &&
57 __slbexpand(fp, (len + GROW) * sizeof(wchar_t)))
59 *((wchar_t *)fp->_lb._base + len++) = wc;
68 return ((wchar_t *)fp->_lb._base);
76 fgetwln(FILE * __restrict fp, size_t *lenp)
78 return fgetwln_l(fp, lenp, __get_locale());