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/* Obtain the configured signal mask from a POSIX thread attribute.
Copyright (C) 2020-2021 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
<https://www.gnu.org/licenses/>. */
#include <pthreadP.h>
int
__pthread_attr_getsigmask_np (const pthread_attr_t *attr, sigset_t *sigmask)
{
struct pthread_attr *iattr = (struct pthread_attr *) attr;
if (iattr->extension == NULL || !iattr->extension->sigmask_set)
{
__sigemptyset (sigmask);
return PTHREAD_ATTR_NO_SIGMASK_NP;
}
else
{
*sigmask = iattr->extension->sigmask;
return 0;
}
}
libc_hidden_def (__pthread_attr_getsigmask_np)
weak_alias (__pthread_attr_getsigmask_np, pthread_attr_getsigmask_np)
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