c/src/engine/SharedObject.cpp

/*
 * The Apache Software License, Version 1.1
 *
 *
 * Copyright (c) 2002 The Apache Software Foundation.  All rights
 * reserved.
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 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
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 * 1. Redistributions of source code must retain the above copyright
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 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
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 * information on the Apache Software Foundation, please see
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 *
 *
 *
 *
 * @author Susantha Kumara (skumara@virtusa.com)
 *
 */

// SharedObject.cpp: implementation of the SharedObject class.
//
//////////////////////////////////////////////////////////////////////

#include <axis/engine/SharedObject.h>

//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////

SharedObject::SharedObject()
{
	m_bLocked = false;
    #ifdef WIN32
    #else //Linux
        mut = new pthread_mutex_t;
        pthread_mutex_init(mut, NULL);
    #endif	
}

SharedObject::~SharedObject()
{
    #ifdef WIN32
    #else //Linux
        pthread_mutex_destroy(mut);
    #endif
}
//Following functions should be improved to avoid chances of failure
//using platform specific mechanisms
int SharedObject::lock()
{
    #ifdef WIN32
        while (m_bLocked)
        {
            Ax_Sleep(0);
        }

    #else //Linux
        pthread_mutex_lock(mut);
    #endif
	m_bLocked = true;
	return 0;
}

int SharedObject::unlock()
{
    #ifdef WIN32
    #else //Linux
        pthread_mutex_unlock(mut);
    #endif
	m_bLocked = false;
	return 0;
}