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4a59e9ad | 1 | /* Procedure definition for FE_MASK_ENV for Linux/ppc64. |
6d7e8eda | 2 | Copyright (C) 2007-2023 Free Software Foundation, Inc. |
c8f3e6bc RM |
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 | |
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. | |
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 | |
13 | Lesser General Public License for more details. | |
14 | ||
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/>. */ |
c8f3e6bc | 18 | |
62f29da7 UD |
19 | #include <fenv.h> |
20 | #include <errno.h> | |
1e49399d UD |
21 | #include <sysdep.h> |
22 | #include <sys/syscall.h> | |
62f29da7 | 23 | #include <sys/prctl.h> |
c8f3e6bc | 24 | |
62f29da7 | 25 | const fenv_t * |
4a59e9ad | 26 | __fe_mask_env (void) |
62f29da7 | 27 | { |
4a59e9ad | 28 | #if defined PR_SET_FPEXC && defined PR_FP_EXC_DISABLED |
bc2eb932 | 29 | INTERNAL_SYSCALL_CALL (prctl, PR_SET_FPEXC, PR_FP_EXC_DISABLED); |
6ddd37a4 | 30 | #else |
38e68573 UD |
31 | __set_errno (ENOSYS); |
32 | #endif | |
4a59e9ad | 33 | return FE_DFL_ENV; |
62f29da7 | 34 | } |