[EDIT] FILE: sigthread.h

/* Signal handling function for threaded programs. Copyright (C) 1998-2021 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; see the file COPYING.LIB. If not, see <https://www.gnu.org/licenses/>. */ #ifndef _BITS_SIGTHREAD_H #define _BITS_SIGTHREAD_H 1 #if !defined _SIGNAL_H && !defined _PTHREAD_H # error "Never include this file directly. Use <signal.h> instead" #endif /* Functions for handling signals. */ #include <bits/types/__sigset_t.h> /* Modify the signal mask for the calling thread. The arguments have the same meaning as for sigprocmask(2). */ extern int pthread_sigmask (int __how, const __sigset_t *__restrict __newmask, __sigset_t *__restrict __oldmask)__THROW; /* Send signal SIGNO to the given thread. */ extern int pthread_kill (pthread_t __threadid, int __signo) __THROW; #ifdef __USE_GNU /* Queue signal and data to a thread. */ extern int pthread_sigqueue (pthread_t __threadid, int __signo, const union sigval __value) __THROW; #endif #endif /* bits/sigthread.h */

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