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/* Support functionality for using signals.
Copyright (C) 2016-2019 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; if not, see
<http://www.gnu.org/licenses/>. */
#ifndef SUPPORT_SIGNAL_H
#define SUPPORT_SIGNAL_H
#include <signal.h>
#include <sys/cdefs.h>
__BEGIN_DECLS
/* The following functions call the corresponding libc functions and
terminate the process on error. */
void xraise (int sig);
sighandler_t xsignal (int sig, sighandler_t handler);
void xsigaction (int sig, const struct sigaction *newact,
struct sigaction *oldact);
/* The following functions call the corresponding libpthread functions
and terminate the process on error. */
void xpthread_sigmask (int how, const sigset_t *set, sigset_t *oldset);
__END_DECLS
#endif /* SUPPORT_SIGNAL_H */
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