| lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame] | 1 | /* Convert between lowlevel sigmask and libc representation of sigset_t. |
| 2 | Linux version. |
| 3 | Copyright (C) 1998, 2002 Free Software Foundation, Inc. |
| 4 | This file is part of the GNU C Library. |
| 5 | Contributed by Joe Keane <jgk@jgk.org>. |
| 6 | |
| 7 | The GNU C Library is free software; you can redistribute it and/or |
| 8 | modify it under the terms of the GNU Lesser General Public |
| 9 | License as published by the Free Software Foundation; either |
| 10 | version 2.1 of the License, or (at your option) any later version. |
| 11 | |
| 12 | The GNU C Library is distributed in the hope that it will be useful, |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 15 | Lesser General Public License for more details. |
| 16 | |
| 17 | You should have received a copy of the GNU Lesser General Public |
| 18 | License along with the GNU C Library; if not, write to the Free |
| 19 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 20 | 02111-1307 USA. */ |
| 21 | |
| 22 | #include <string.h> |
| 23 | |
| 24 | static __inline__ void __attribute__ ((unused)) |
| 25 | sigset_set_old_mask (sigset_t *set, int mask) |
| 26 | { |
| 27 | if (_SIGSET_NWORDS == 2) /* typical */ |
| 28 | set->__val[1] = 0; |
| 29 | if (_SIGSET_NWORDS > 2) |
| 30 | memset(set, 0, sizeof(*set)); |
| 31 | set->__val[0] = (unsigned int) mask; |
| 32 | } |
| 33 | |
| 34 | static __inline__ int __attribute__ ((unused)) |
| 35 | sigset_get_old_mask (const sigset_t *set) |
| 36 | { |
| 37 | return (unsigned int) set->__val[0]; |
| 38 | } |