39 lines
1.3 KiB
C
39 lines
1.3 KiB
C
/* Obtain the configured signal mask from a POSIX thread attribute.
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Copyright (C) 2020-2022 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <pthreadP.h>
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int
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__pthread_attr_getsigmask_np (const pthread_attr_t *attr, sigset_t *sigmask)
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{
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struct pthread_attr *iattr = (struct pthread_attr *) attr;
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if (iattr->extension == NULL || !iattr->extension->sigmask_set)
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{
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__sigemptyset (sigmask);
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return PTHREAD_ATTR_NO_SIGMASK_NP;
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}
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else
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{
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*sigmask = iattr->extension->sigmask;
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return 0;
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}
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}
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libc_hidden_def (__pthread_attr_getsigmask_np)
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weak_alias (__pthread_attr_getsigmask_np, pthread_attr_getsigmask_np)
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