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04277e02d7
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58 lines
1.7 KiB
C
58 lines
1.7 KiB
C
/* pthread_mutex_init. Hurd version.
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Copyright (C) 2016-2019 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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<http://www.gnu.org/licenses/>. */
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#include <pthread.h>
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#include <stdlib.h>
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#include <assert.h>
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#include <pt-internal.h>
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#include <pthreadP.h>
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#include "pt-mutex.h"
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#include <hurdlock.h>
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static const pthread_mutexattr_t dfl_attr = {
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.__prioceiling = 0,
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.__protocol = PTHREAD_PRIO_NONE,
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.__pshared = PTHREAD_PROCESS_PRIVATE,
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.__mutex_type = __PTHREAD_MUTEX_TIMED
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};
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int
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_pthread_mutex_init (pthread_mutex_t *mtxp, const pthread_mutexattr_t *attrp)
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{
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if (attrp == NULL)
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attrp = &dfl_attr;
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mtxp->__flags = (attrp->__pshared == PTHREAD_PROCESS_SHARED ?
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GSYNC_SHARED : 0) | ((attrp->
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__prioceiling & PTHREAD_MUTEX_ROBUST) ?
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PTHREAD_MUTEX_ROBUST : 0);
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mtxp->__type = attrp->__mutex_type +
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(attrp->__mutex_type != __PTHREAD_MUTEX_TIMED);
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mtxp->__owner_id = 0;
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mtxp->__shpid = 0;
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mtxp->__cnt = 0;
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mtxp->__lock = 0;
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return 0;
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}
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strong_alias (_pthread_mutex_init, pthread_mutex_init)
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hidden_def (_pthread_mutex_init)
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