glibc/debug/vwprintf_chk.c
Ulrich Drepper b257c726a4 * libio/libioP.h (_IO_acquire_lock_clear_flags2_fct): New function.
* debug/vfwprintf_chk.c (__vfwprintf_chk): Use
	_IO_acquire_lock_clear_flags2 instead of _IO_acquire_lock.
	* debug/vprintf_chk.c (__vprintf_chk): Likewise.
	* debug/vwprintf_chk.c (__vwprintf_chk): Likewise.
	* debug/vfprintf_chk.c (__vfprintf_chk): Likewise.
	* debug/fwprintf_chk.c (__fwprintf_chk): Likewise.
	* debug/printf_chk.c (__printf_chk): Likewise.
	* debug/fprintf_chk.c (__fprintf_chk): Likewise.
	* debug/wprintf_chk.c (__wprintf_chk): Likewise.

	* sysdeps/pthread/bits/stdio-lock.h (_IO_acquire_lock_clear_flags2):
	Define.
2007-07-19 17:12:59 +00:00

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1.4 KiB
C

/* Copyright (C) 1991, 1995, 1996, 1997, 2001, 2004, 2005, 2007
Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <stdarg.h>
#include <stdio.h>
#include <wchar.h>
#include "../libio/libioP.h"
/* Write formatted output to stdout from the format string FORMAT. */
int
__vwprintf_chk (int flag, const wchar_t *format, va_list ap)
{
int done;
_IO_acquire_lock_clear_flags2 (stdout);
if (flag > 0)
stdout->_flags2 |= _IO_FLAGS2_FORTIFY;
done = _IO_vfwprintf (stdout, format, ap);
if (flag > 0)
stdout->_flags2 &= ~_IO_FLAGS2_FORTIFY;
_IO_release_lock (stdout);
return done;
}