autoLoader/threadData.h

//
//  Copyright 2012 Autodesk, Inc.  All rights reserved.
//
//  Use of this software is subject to the terms of the Autodesk license 
//  agreement provided at the time of installation or download, or which 
//  otherwise accompanies this software in either electronic or hard copy form.   
//

//-----------------------------------------------------------------------------
#pragma once

#include <maya/MString.h>
#include <maya/MStringArray.h>
#include <maya/MThreadAsync.h>

#define threadDataDelayName _T("AUTOLOADER_LAPS")
#define threadDataDelayDefault 10 // every 10 seconds (default)
#define szthreadDataDelayDefault _T("10")

typedef struct _threadData {
    static volatile bool bThreadToExecute ;
    static volatile bool bWaitingForCommand ;

    MString szPlatform ;
    MString szVersion ;
    MString szLocale ;
    MStringArray szModules ;

    static struct _threadData *getThreadData () ;
    static MStatus startThread () ;
    static void stopThread () ;

protected:
    static MThreadRetVal AsyncModuleThread (void *data) ;
    static void AsyncModuleThreadEnded (void *data) ;

    static MSpinLock exchangeSpinLock ;
    static bool Maya_InterlockedCompare (volatile int *variable, int compareValue) ;
    static void WaitForAsyncThreads (int val) ;

} threadData ;