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6d7e8eda | 1 | /* Copyright (C) 1991-2023 Free Software Foundation, Inc. |
8215c9ec UD |
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 | |
59ba27a6 | 15 | License along with the GNU C Library; if not, see |
5a82c748 | 16 | <https://www.gnu.org/licenses/>. */ |
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17 | |
18 | #include <stdarg.h> | |
4e2f43f8 | 19 | #include <libio/libioP.h> |
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20 | |
21 | ||
22 | /* Write formatted output to FP from the format string FORMAT. */ | |
23 | int | |
24 | __fwprintf_chk (FILE *fp, int flag, const wchar_t *format, ...) | |
25 | { | |
4e2f43f8 ZW |
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; | |
8215c9ec | 29 | va_list ap; |
4e2f43f8 | 30 | int ret; |
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31 | |
32 | va_start (ap, format); | |
4e2f43f8 | 33 | ret = __vfwprintf_internal (fp, format, ap, mode); |
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34 | va_end (ap); |
35 | ||
4e2f43f8 | 36 | return ret; |
8215c9ec | 37 | } |