* Updating common/lib * Updating lib/csu * Updating lib/libc * Updating libexec/ld.elf_so * Corrected test on __minix in featuretest to actually follow the meaning of the comment. * Cleaned up _REENTRANT-related defintions. * Disabled -D_REENTRANT for libfetch * Removing some unneeded __NBSD_LIBC defines and tests Change-Id: Ic1394baef74d11b9f86b312f5ff4bbc3cbf72ce2
104 lines
3.5 KiB
C
104 lines
3.5 KiB
C
/* $NetBSD: vswscanf.c,v 1.9 2012/03/27 15:05:42 christos Exp $ */
|
|
|
|
/*-
|
|
* Copyright (c) 1990, 1993
|
|
* The Regents of the University of California. All rights reserved.
|
|
*
|
|
* This code is derived from software contributed to Berkeley by
|
|
* Donn Seeley at UUNET Technologies, Inc.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the University of
|
|
* California, Berkeley and its contributors.
|
|
* 4. Neither the name of the University nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
#if defined(LIBC_SCCS) && !defined(lint)
|
|
#if 0
|
|
static char sccsid[] = "@(#)vsscanf.c 8.1 (Berkeley) 6/4/93";
|
|
__FBSDID("$FreeBSD: src/lib/libc/stdio/vswscanf.c,v 1.3 2004/04/07 09:55:05 tjr Exp $");
|
|
#else
|
|
__RCSID("$NetBSD: vswscanf.c,v 1.9 2012/03/27 15:05:42 christos Exp $");
|
|
#endif
|
|
#endif /* LIBC_SCCS and not lint */
|
|
|
|
#include <assert.h>
|
|
#include <limits.h>
|
|
#include <stdarg.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <wchar.h>
|
|
#include "reentrant.h"
|
|
#include "local.h"
|
|
|
|
static ssize_t
|
|
/*ARGSUSED*/
|
|
eofread(void *cookie, void *buf, size_t len)
|
|
{
|
|
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
vswscanf(const wchar_t * __restrict str, const wchar_t * __restrict fmt,
|
|
va_list ap)
|
|
{
|
|
static const mbstate_t initial;
|
|
mbstate_t mbs;
|
|
FILE f;
|
|
char *mbstr;
|
|
size_t mlen;
|
|
int r;
|
|
const wchar_t *rstr = str;
|
|
struct __sfileext fext;
|
|
|
|
/*
|
|
* XXX Convert the wide character string to multibyte, which
|
|
* __vfwscanf() will convert back to wide characters.
|
|
*/
|
|
if ((mbstr = malloc(wcslen(str) * MB_CUR_MAX + 1)) == NULL)
|
|
return EOF;
|
|
mbs = initial;
|
|
if ((mlen = wcsrtombs(mbstr, &rstr, SIZE_T_MAX, &mbs)) == (size_t)-1) {
|
|
free(mbstr);
|
|
return EOF;
|
|
}
|
|
_FILEEXT_SETUP(&f, &fext);
|
|
(void)memset(WCIO_GET(&f), 0, sizeof(struct wchar_io_data));
|
|
f._file = -1;
|
|
f._flags = __SRD;
|
|
f._bf._base = f._p = (unsigned char *)mbstr;
|
|
_DIAGASSERT(__type_fit(int, mlen));
|
|
f._bf._size = f._r = (int)mlen;
|
|
f._read = eofread;
|
|
_UB(&f)._base = NULL;
|
|
r = __vfwscanf_unlocked(&f, fmt, ap);
|
|
free(mbstr);
|
|
|
|
return r;
|
|
}
|