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Commit | Line | Data |
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63551311 | 1 | /* Set current rounding direction. |
2b778ceb | 2 | Copyright (C) 1997-2021 Free Software Foundation, Inc. |
63551311 | 3 | This file is part of the GNU C Library. |
63551311 UD |
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. | |
63551311 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. |
63551311 | 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/>. */ |
63551311 UD |
18 | |
19 | #include <fenv.h> | |
20 | ||
21 | int | |
01238691 | 22 | __fesetround (int round) |
63551311 | 23 | { |
c91e0825 JM |
24 | #ifdef FE_TONEAREST |
25 | return (round == FE_TONEAREST) ? 0 : 1; | |
26 | #else | |
8a94dfe4 | 27 | return 1; /* Signal we are unable to set the direction. */ |
c91e0825 | 28 | #endif |
63551311 | 29 | } |
01238691 JM |
30 | libm_hidden_def (__fesetround) |
31 | weak_alias (__fesetround, fesetround) | |
32 | libm_hidden_weak (fesetround) | |
63551311 | 33 | stub_warning (fesetround) |