1/* Print output of stream to given obstack.
2 Copyright (C) 1996-2021 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4 Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
5
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
10
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
15
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library; if not, see
18 <https://www.gnu.org/licenses/>. */
19
20#include <libio/libioP.h>
21#include <stdarg.h>
22
23
24int
25__obstack_printf_chk (struct obstack *obstack, int flag, const char *format,
26 ...)
27{
28 /* For flag > 0 (i.e. __USE_FORTIFY_LEVEL > 1) request that %n
29 can only come from read-only format strings. */
30 unsigned int mode = (flag > 0) ? PRINTF_FORTIFY : 0;
31 va_list ap;
32 int ret;
33
34 va_start (ap, format);
35 ret = __obstack_vprintf_internal (obstack, format, ap, mode);
36 va_end (ap);
37
38 return ret;
39}
40