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3846ef75 | 1 | /* Install given floating-point environment. |
d614a753 | 2 | Copyright (C) 1997-2020 Free Software Foundation, Inc. |
3846ef75 UD |
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 | |
41bdb6e2 AJ |
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. | |
3846ef75 UD |
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 | |
41bdb6e2 | 13 | Lesser General Public License for more details. |
3846ef75 | 14 | |
41bdb6e2 | 15 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 | 16 | License along with the GNU C Library; if not, see |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
3846ef75 UD |
18 | |
19 | #include <fenv.h> | |
20 | #include <fpu_control.h> | |
21 | ||
22 | int | |
cd42798a | 23 | __fesetenv (const fenv_t *envp) |
3846ef75 UD |
24 | { |
25 | if (envp == FE_DFL_ENV) | |
26 | _FPU_SETCW (_FPU_DEFAULT); | |
27 | else | |
28 | { | |
04fb54b5 | 29 | fpu_control_t temp = envp->__fpscr; |
3846ef75 UD |
30 | _FPU_SETCW (temp); |
31 | } | |
32 | return 0; | |
33 | } | |
cd42798a JM |
34 | libm_hidden_def (__fesetenv) |
35 | weak_alias (__fesetenv, fesetenv) | |
36 | libm_hidden_weak (fesetenv) |