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76a50749 | 1 | /* Signal handling function for threaded programs. |
581c785b | 2 | Copyright (C) 1998-2022 Free Software Foundation, Inc. |
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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 | |
28ddcea0 RM |
6 | modify it under the terms of the GNU Lesser General Public License as |
7 | published by the Free Software Foundation; either version 2.1 of the | |
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8 | 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 | |
28ddcea0 | 13 | Lesser General Public License for more details. |
76a50749 | 14 | |
28ddcea0 | 15 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 | 16 | License along with the GNU C Library; see the file COPYING.LIB. If |
5a82c748 | 17 | not, see <https://www.gnu.org/licenses/>. */ |
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18 | |
19 | #ifndef _BITS_SIGTHREAD_H | |
20 | #define _BITS_SIGTHREAD_H 1 | |
21 | ||
22 | #if !defined _SIGNAL_H && !defined _PTHREAD_H | |
b31737bd | 23 | # error "Never include this file directly. Use <signal.h> instead" |
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24 | #endif |
25 | ||
26 | /* Functions for handling signals. */ | |
a992f506 | 27 | #include <bits/types/__sigset_t.h> |
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28 | |
29 | /* Modify the signal mask for the calling thread. The arguments have | |
30 | the same meaning as for sigprocmask(2). */ | |
31 | extern int pthread_sigmask (int __how, | |
a784e502 | 32 | const __sigset_t *__restrict __newmask, |
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33 | __sigset_t *__restrict __oldmask)__THROW; |
34 | ||
35 | /* Send signal SIGNO to the given thread. */ | |
36 | extern int pthread_kill (pthread_t __threadid, int __signo) __THROW; | |
37 | ||
bfdb73e1 UD |
38 | #ifdef __USE_GNU |
39 | /* Queue signal and data to a thread. */ | |
40 | extern int pthread_sigqueue (pthread_t __threadid, int __signo, | |
41 | const union sigval __value) __THROW; | |
42 | #endif | |
43 | ||
76a50749 | 44 | #endif /* bits/sigthread.h */ |