1/* pthread_sigmask with error checking.
2 Copyright (C) 2016-2020 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
7 License as published by the Free Software Foundation; either
8 version 2.1 of the 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; if not, see
17 <https://www.gnu.org/licenses/>. */
18
19#include <support/xsignal.h>
20#include <support/support.h>
21
22#include <unistd.h>
23
24void
25xpthread_sigmask (int how, const sigset_t *set, sigset_t *oldset)
26{
27 if (pthread_sigmask (how, set, oldset) != 0)
28 {
29 write_message ("error: pthread_setmask failed\n");
30 /* Do not use exit because pthread_sigmask can be called from a
31 signal handler. */
32 _exit (1);
33 }
34}
35