| 1 | /* Signal handling function for threaded programs. |
|---|---|
| 2 | Copyright (C) 1998-2016 Free Software Foundation, Inc. |
| 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 License as |
| 7 | published by the Free Software Foundation; either version 2.1 of the |
| 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 |
| 13 | Lesser General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU Lesser General Public |
| 16 | License along with the GNU C Library; see the file COPYING.LIB. If |
| 17 | not, see <http://www.gnu.org/licenses/>. */ |
| 18 | |
| 19 | #ifndef _BITS_SIGTHREAD_H |
| 20 | #define _BITS_SIGTHREAD_H 1 |
| 21 | |
| 22 | #if !defined _SIGNAL_H && !defined _PTHREAD_H |
| 23 | # error "Never include this file directly. Use <pthread.h> instead" |
| 24 | #endif |
| 25 | |
| 26 | /* Functions for handling signals. */ |
| 27 | |
| 28 | /* Modify the signal mask for the calling thread. The arguments have |
| 29 | the same meaning as for sigprocmask(2). */ |
| 30 | extern int pthread_sigmask (int __how, |
| 31 | const __sigset_t *__restrict __newmask, |
| 32 | __sigset_t *__restrict __oldmask)__THROW; |
| 33 | |
| 34 | /* Send signal SIGNO to the given thread. */ |
| 35 | extern int pthread_kill (pthread_t __threadid, int __signo) __THROW; |
| 36 | |
| 37 | #ifdef __USE_GNU |
| 38 | /* Queue signal and data to a thread. */ |
| 39 | extern int pthread_sigqueue (pthread_t __threadid, int __signo, |
| 40 | const union sigval __value) __THROW; |
| 41 | #endif |
| 42 | |
| 43 | #endif /* bits/sigthread.h */ |
| 44 |