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/* Copyright (C) 1991, 1995, 1996, 1997, 2001, 2004
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 "../libio/libioP.h"
/* Write formatted output to stdout from the format string FORMAT. */
int
__printf_chk (int flag, const char *format, ...)
{
va_list ap;
int done;
_IO_acquire_lock (stdout);
if (flag > 0)
stdout->_flags2 |= _IO_FLAGS2_CHECK_PERCENT_N;
va_start (ap, format);
done = vfprintf (stdout, format, ap);
va_end (ap);
if (flag > 0)
stdout->_flags2 &= ~_IO_FLAGS2_CHECK_PERCENT_N;
_IO_release_lock (stdout);
return done;
}
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