71 lines
1.7 KiB
C
71 lines
1.7 KiB
C
/*
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SST_Mutex_POSIX.c
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Author: Patrick Baggett <ptbaggett@762studios.com>
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Created: 12/20/2011
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Purpose:
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libsst-concurrency mutex functions for POSIX platforms
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License:
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This program is free software. It comes without any warranty, to
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the extent permitted by applicable law. You can redistribute it
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and/or modify it under the terms of the Do What The Fuck You Want
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To Public License, Version 2, as published by Sam Hocevar. See
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http://sam.zoy.org/wtfpl/COPYING for more details.
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*/
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#include <SST/SST_Mutex.h>
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#include <pthread.h>
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#include <stdlib.h>
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/******************************************************************************/
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SST_Mutex SST_Concurrency_CreateMutex(void)
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{
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pthread_mutex_t* mutex = (pthread_mutex_t*)malloc(sizeof(pthread_mutex_t));
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pthread_mutex_init(mutex, NULL);
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return (SST_Mutex)mutex;
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}
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/******************************************************************************/
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void SST_Concurrency_DestroyMutex(SST_Mutex _mutex)
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{
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pthread_mutex_t* mutex = (pthread_mutex_t*)_mutex;
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pthread_mutex_destroy(mutex);
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free(mutex);
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}
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/******************************************************************************/
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void SST_Concurrency_LockMutex(SST_Mutex _mutex)
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{
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pthread_mutex_t* mutex = (pthread_mutex_t*)_mutex;
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pthread_mutex_lock(mutex);
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}
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/******************************************************************************/
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int SST_Concurrency_TryLockMutex(SST_Mutex _mutex)
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{
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pthread_mutex_t* mutex = (pthread_mutex_t*)_mutex;
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return (pthread_mutex_trylock(mutex) == 0);
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}
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/******************************************************************************/
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void SST_Concurrency_UnlockMutex(SST_Mutex _mutex)
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{
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pthread_mutex_t* mutex = (pthread_mutex_t*)_mutex;
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pthread_mutex_unlock(mutex);
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}
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