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libsst-concurrency/SST_Mutex_POSIX.c

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