1/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
8
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <https://www.gnu.org/licenses/>. */
17
18#include <signal.h>
19#include <pthreadP.h> /* SIGCANCEL, SIGSETXID */
20
21/* Get and/or change the set of blocked signals. */
22int
23__sigprocmask (int how, const sigset_t *set, sigset_t *oset)
24{
25 int result = __pthread_sigmask (how, set, oset);
26 if (result == 0)
27 return 0;
28 __set_errno (result);
29 return -1;
30}
31libc_hidden_def (__sigprocmask)
32weak_alias (__sigprocmask, sigprocmask)
33