]>
Commit | Line | Data |
---|---|---|
cf025bb2 | 1 | /* Install given floating-point environment and raise exceptions. |
d4697bc9 | 2 | Copyright (C) 1998-2014 Free Software Foundation, Inc. |
cf025bb2 | 3 | This file is part of the GNU C Library. |
17e74c26 | 4 | Contributed by Andreas Jaeger <aj@suse.de>, 1998. |
cf025bb2 UD |
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. | |
cf025bb2 UD |
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. |
cf025bb2 | 15 | |
3214b89b | 16 | You should have received a copy of the GNU Lesser General Public |
ab84e3ff PE |
17 | License along with the GNU C Library. If not, see |
18 | <http://www.gnu.org/licenses/>. */ | |
cf025bb2 UD |
19 | |
20 | #include <fenv.h> | |
21 | #include <fpu_control.h> | |
22 | ||
23 | int | |
07526436 | 24 | feupdateenv (const fenv_t *envp) |
cf025bb2 UD |
25 | { |
26 | int temp; | |
27 | ||
28 | /* Save current exceptions. */ | |
29 | _FPU_GETCW (temp); | |
30 | temp &= FE_ALL_EXCEPT; | |
31 | ||
32 | /* Install new environment. */ | |
33 | fesetenv (envp); | |
34 | ||
35 | /* Raise the safed exception. Incidently for us the implementation | |
36 | defined format of the values in objects of type fexcept_t is the | |
37 | same as the ones specified using the FE_* constants. */ | |
0747f818 | 38 | __feraiseexcept (temp); |
cf025bb2 UD |
39 | |
40 | /* Success. */ | |
41 | return 0; | |
42 | } | |
9431b159 | 43 | libm_hidden_def (feupdateenv) |