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4e2f43f8 | 1 | /* Print output of stream to given obstack. |
d614a753 | 2 | Copyright (C) 2018-2020 Free Software Foundation, Inc. |
4e2f43f8 ZW |
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 | |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
4e2f43f8 ZW |
18 | |
19 | #include <libio/libioP.h> | |
20 | ||
21 | ||
22 | int | |
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 | } |