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04277e02d7
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42 lines
1.5 KiB
C
42 lines
1.5 KiB
C
/* Copyright (C) 2002-2019 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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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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<http://www.gnu.org/licenses/>. */
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#include <string.h>
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#include <pthreadP.h>
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int
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__pthread_mutexattr_init (pthread_mutexattr_t *attr)
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{
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ASSERT_TYPE_SIZE (pthread_mutexattr_t, __SIZEOF_PTHREAD_MUTEXATTR_T);
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ASSERT_PTHREAD_INTERNAL_SIZE (pthread_mutexattr_t,
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struct pthread_mutexattr);
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if (sizeof (struct pthread_mutexattr) != sizeof (pthread_mutexattr_t))
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memset (attr, '\0', sizeof (*attr));
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/* We use bit 31 to signal whether the mutex is going to be
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process-shared or not. By default it is zero, i.e., the mutex is
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not process-shared. */
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((struct pthread_mutexattr *) attr)->mutexkind = PTHREAD_MUTEX_NORMAL;
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return 0;
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}
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weak_alias (__pthread_mutexattr_init, pthread_mutexattr_init)
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hidden_def (__pthread_mutexattr_init)
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