glibc/support/xpthread_sigmask.c

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/* pthread_sigmask with error checking.
Copyright (C) 2016-2017 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/>. */
#include <support/xsignal.h>
#include <support/support.h>
#include <unistd.h>
void
xpthread_sigmask (int how, const sigset_t *set, sigset_t *oldset)
{
if (pthread_sigmask (how, set, oldset) != 0)
{
write_message ("error: pthread_setmask failed\n");
/* Do not use exit because pthread_sigmask can be called from a
signal handler. */
_exit (1);
}
}