1: /* Copyright (C) 1991, 1995, 1996, 1997, 2001, 2004, 2005, 2006, 2007
    2:    Free Software Foundation, Inc.
    3:    This file is part of the GNU C Library.
    4: 
    5:    The GNU C Library is free software; you can redistribute it and/or
    6:    modify it under the terms of the GNU Lesser General Public
    7:    License as published by the Free Software Foundation; either
    8:    version 2.1 of the License, or (at your option) any later version.
    9: 
   10:    The GNU C Library is distributed in the hope that it will be useful,
   11:    but WITHOUT ANY WARRANTY; without even the implied warranty of
   12:    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   13:    Lesser General Public License for more details.
   14: 
   15:    You should have received a copy of the GNU Lesser General Public
   16:    License along with the GNU C Library; if not, write to the Free
   17:    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   18:    02111-1307 USA.  */
   19: 
   20: #include <stdarg.h>
   21: #include <stdio.h>
   22: #include "../libio/libioP.h"
   23: 
   24: 
   25: /* Write formatted output to FP from the format string FORMAT.  */
   26: int
   27: ___vfprintf_chk (FILE *fp, int flag, const char *format, va_list ap)
   28: {
   29:   int done;
   30: 
   31:   _IO_acquire_lock_clear_flags2 (fp);
   32:   if (flag > 0)
   33:     fp->_flags2 |= _IO_FLAGS2_FORTIFY;
   34: 
   35:   done = vfprintf (fp, format, ap);
   36: 
   37:   if (flag > 0)
   38:     fp->_flags2 &= ~_IO_FLAGS2_FORTIFY;
   39:   _IO_release_lock (fp);
   40: 
   41:   return done;
   42: }
   43: ldbl_hidden_def (___vfprintf_chk, __vfprintf_chk)
   44: ldbl_strong_alias (___vfprintf_chk, __vfprintf_chk)