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-rw-r--r--debug/vwprintf_chk.c43
1 files changed, 43 insertions, 0 deletions
diff --git a/debug/vwprintf_chk.c b/debug/vwprintf_chk.c
new file mode 100644
index 0000000000..3b959b2968
--- /dev/null
+++ b/debug/vwprintf_chk.c
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+/* Copyright (C) 1991, 1995, 1996, 1997, 2001, 2004, 2005
+   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 (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;
+}