]>
Commit | Line | Data |
---|---|---|
91650f79 | 1 | /* Clear given exceptions in current floating-point environment. |
f7a9f785 | 2 | Copyright (C) 1997-2016 Free Software Foundation, Inc. |
91650f79 UD |
3 | This file is part of the GNU C Library. |
4 | Contributed by Richard Henderson <rth@tamu.edu>, 1997. | |
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. | |
91650f79 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. |
91650f79 | 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/>. */ | |
91650f79 | 19 | |
c9bca511 | 20 | #include <fenv_libc.h> |
91650f79 | 21 | |
146bade7 UD |
22 | int |
23 | __feclearexcept (int excepts) | |
91650f79 | 24 | { |
146bade7 | 25 | unsigned long int swcr; |
91650f79 UD |
26 | |
27 | /* Get the current state. */ | |
146bade7 | 28 | swcr = __ieee_get_fp_control (); |
91650f79 UD |
29 | |
30 | /* Clear the relevant bits. */ | |
c9bca511 | 31 | swcr &= ~((unsigned long int) excepts & SWCR_STATUS_MASK); |
91650f79 UD |
32 | |
33 | /* Put the new state in effect. */ | |
146bade7 UD |
34 | __ieee_set_fp_control (swcr); |
35 | ||
36 | /* Success. */ | |
37 | return 0; | |
91650f79 | 38 | } |
60446d7a RM |
39 | |
40 | #include <shlib-compat.h> | |
41 | #if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2) | |
146bade7 | 42 | strong_alias (__feclearexcept, __old_feclearexcept) |
60446d7a RM |
43 | compat_symbol (libm, __old_feclearexcept, feclearexcept, GLIBC_2_1); |
44 | #endif | |
45 | ||
5b5b04d6 | 46 | libm_hidden_ver (__feclearexcept, feclearexcept) |
60446d7a | 47 | versioned_symbol (libm, __feclearexcept, feclearexcept, GLIBC_2_2); |