1/* Print output of stream to given obstack.
2 Copyright (C) 2018-2021 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, see
17 <https://www.gnu.org/licenses/>. */
18
19#include <libio/libioP.h>
20
21
22int
23__obstack_vprintf_chk (struct obstack *obstack, int flag, const char *format,
24 va_list ap)
25{
26 /* For flag > 0 (i.e. __USE_FORTIFY_LEVEL > 1) request that %n
27 can only come from read-only format strings. */
28 unsigned int mode = (flag > 0) ? PRINTF_FORTIFY : 0;
29
30 return __obstack_vprintf_internal (obstack, format, ap, mode);
31}
32