Mutex.cpp   [plain text]


/*
 * Copyright (c) 2004 Apple Computer, Inc. All Rights Reserved.
 * 
 * @APPLE_LICENSE_HEADER_START@
 * 
 * This file contains Original Code and/or Modifications of Original Code
 * as defined in and that are subject to the Apple Public Source License
 * Version 2.0 (the 'License'). You may not use this file except in
 * compliance with the License. Please obtain a copy of the License at
 * http://www.opensource.apple.com/apsl/ and read it before using this
 * file.
 * 
 * The Original Code and all software distributed under the License are
 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
 * Please see the License for the specific language governing rights and
 * limitations under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */



#include "Mutex.h"


StaticMutex::StaticMutex (pthread_mutex_t &ref) : mMutex (ref)
{
	mMutexPtr = &ref;
}



DynamicMutex::DynamicMutex ()
{
	pthread_mutex_init (&mMutex, NULL);
	mMutexPtr = &mMutex;
}



DynamicMutex::~DynamicMutex ()
{
	pthread_mutex_destroy (&mMutex);
}



void Mutex::Lock ()
{
	pthread_mutex_lock (mMutexPtr);
}



void Mutex::Unlock ()
{
	pthread_mutex_unlock (mMutexPtr);
}




MutexLocker::MutexLocker (Mutex &mutex) : mMutex (mutex)
{
	mMutex.Lock ();
}



MutexLocker::~MutexLocker ()
{
	mMutex.Unlock ();
}