1 | /* Copyright (C) 1991-2017 Free Software Foundation, Inc. |
2 | This file is part of the GNU C Library. |
3 | |
4 | The GNU C Library is free software; you can redistribute it and/or |
5 | modify it under the terms of the GNU Lesser General Public |
6 | License as published by the Free Software Foundation; either |
7 | version 2.1 of the License, or (at your option) any later version. |
8 | |
9 | The GNU C Library is distributed in the hope that it will be useful, |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
12 | Lesser General Public License for more details. |
13 | |
14 | You should have received a copy of the GNU Lesser General Public |
15 | License along with the GNU C Library; if not, see |
16 | <http://www.gnu.org/licenses/>. */ |
17 | |
18 | #include <stdarg.h> |
19 | #include <stdio.h> |
20 | #include "../libio/libioP.h" |
21 | |
22 | |
23 | /* Write formatted output to FP from the format string FORMAT. */ |
24 | int |
25 | ___vfprintf_chk (FILE *fp, int flag, const char *format, va_list ap) |
26 | { |
27 | int done; |
28 | |
29 | _IO_acquire_lock_clear_flags2 (fp); |
30 | if (flag > 0) |
31 | fp->_flags2 |= _IO_FLAGS2_FORTIFY; |
32 | |
33 | done = vfprintf (fp, format, ap); |
34 | |
35 | if (flag > 0) |
36 | fp->_flags2 &= ~_IO_FLAGS2_FORTIFY; |
37 | _IO_release_lock (fp); |
38 | |
39 | return done; |
40 | } |
41 | ldbl_hidden_def (___vfprintf_chk, __vfprintf_chk) |
42 | ldbl_strong_alias (___vfprintf_chk, __vfprintf_chk) |
43 | |