1/* Set the signal mask in a POSIX thread attribute. Public variant.
2 Copyright (C) 2020-2022 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 <pthreadP.h>
20#include <internal-signals.h>
21
22int
23pthread_attr_setsigmask_np (pthread_attr_t *attr, const sigset_t *sigmask)
24{
25 int ret = __pthread_attr_setsigmask_internal (attr, sigmask);
26 if (ret != 0)
27 return ret;
28
29 /* Filter out internal signals. */
30 struct pthread_attr *iattr = (struct pthread_attr *) attr;
31 __clear_internal_signals (set: &iattr->extension->sigmask);
32
33 return 0;
34}
35

source code of glibc/nptl/pthread_attr_setsigmask.c