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09ab85fe | 1 | /* Get enabled floating-point exceptions. |
2b778ceb | 2 | Copyright (C) 2000-2021 Free Software Foundation, Inc. |
09ab85fe AJ |
3 | This file is part of the GNU C Library. |
4 | Contributed by Andreas Jaeger <aj@suse.de>, 2000. | |
5 | ||
6 | The GNU C Library is free software; you can redistribute it and/or | |
3214b89b AJ |
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. | |
09ab85fe AJ |
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 | |
3214b89b | 14 | Lesser General Public License for more details. |
09ab85fe | 15 | |
3214b89b | 16 | You should have received a copy of the GNU Lesser General Public |
ab84e3ff | 17 | License along with the GNU C Library. If not, see |
5a82c748 | 18 | <https://www.gnu.org/licenses/>. */ |
09ab85fe AJ |
19 | |
20 | #include <fenv.h> | |
d9bfc800 | 21 | #include <fenv_libc.h> |
09ab85fe AJ |
22 | #include <fpu_control.h> |
23 | ||
09ab85fe AJ |
24 | int |
25 | fegetexcept (void) | |
26 | { | |
27 | unsigned int exc; | |
28 | ||
29 | /* Get the current control word. */ | |
30 | _FPU_GETCW (exc); | |
31 | ||
32 | return (exc & ENABLE_MASK) >> ENABLE_SHIFT; | |
33 | } |