1/* Obtain the configured signal mask from a POSIX thread attribute.
2 Copyright (C) 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 <pthreadP.h>
20
21int
22__pthread_attr_getsigmask_np (const pthread_attr_t *attr, sigset_t *sigmask)
23{
24 struct pthread_attr *iattr = (struct pthread_attr *) attr;
25
26 if (iattr->extension == NULL || !iattr->extension->sigmask_set)
27 {
28 __sigemptyset (sigmask);
29 return PTHREAD_ATTR_NO_SIGMASK_NP;
30 }
31 else
32 {
33 *sigmask = iattr->extension->sigmask;
34 return 0;
35 }
36}
37libc_hidden_def (__pthread_attr_getsigmask_np)
38weak_alias (__pthread_attr_getsigmask_np, pthread_attr_getsigmask_np)
39