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83 lines
2.6 KiB
C
83 lines
2.6 KiB
C
/*
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* Copyright (c) 2015, Aleksey Demakov
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef PTHREAD_BARRIER_H
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#define PTHREAD_BARRIER_H
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#include <pthread.h>
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#ifdef __APPLE__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if !defined(PTHREAD_BARRIER_SERIAL_THREAD)
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#define PTHREAD_BARRIER_SERIAL_THREAD (1)
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#endif
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#if !defined(PTHREAD_PROCESS_PRIVATE)
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#define PTHREAD_PROCESS_PRIVATE (42)
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#endif
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#if !defined(PTHREAD_PROCESS_SHARED)
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#define PTHREAD_PROCESS_SHARED (43)
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#endif
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typedef struct {
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char unused_pad;
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} pthread_barrierattr_t;
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typedef struct {
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pthread_mutex_t mutex;
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pthread_cond_t cond;
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unsigned int limit;
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unsigned int count;
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unsigned int phase;
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} pthread_barrier_t;
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int pthread_barrierattr_init(pthread_barrierattr_t *attr);
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int pthread_barrierattr_destroy(pthread_barrierattr_t *attr);
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int pthread_barrierattr_getpshared(const pthread_barrierattr_t *__restrict attr,
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int *__restrict pshared);
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int pthread_barrierattr_setpshared(pthread_barrierattr_t *attr, int pshared);
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int pthread_barrier_init(pthread_barrier_t *__restrict barrier,
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const pthread_barrierattr_t *__restrict attr,
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unsigned int count);
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int pthread_barrier_destroy(pthread_barrier_t *barrier);
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int pthread_barrier_wait(pthread_barrier_t *barrier);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __APPLE__ */
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#endif /* PTHREAD_BARRIER_H */
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