46 lines
1.5 KiB
C
46 lines
1.5 KiB
C
/* Set the signal mask in a POSIX thread attribute. Internal variant.
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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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#include <internal-signals.h>
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int
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__pthread_attr_setsigmask_internal (pthread_attr_t *attr,
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const sigset_t *sigmask)
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{
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struct pthread_attr *iattr = (struct pthread_attr *) attr;
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if (sigmask == NULL)
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{
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/* Mark the signal mask as unset if it is present. */
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if (iattr->extension != NULL)
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iattr->extension->sigmask_set = false;
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return 0;
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}
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int ret = __pthread_attr_extension (iattr);
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if (ret != 0)
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return ret;
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iattr->extension->sigmask = *sigmask;
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iattr->extension->sigmask_set = true;
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return 0;
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}
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libc_hidden_def (__pthread_attr_setsigmask_internal)
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