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/* Project nGen
John DiCamillo
Copyright © 1997-2001. All Rights Reserved.
SUBSYSTEM: foundation
FILE: ThreadSync.h
AUTHOR: John DiCamillo
OVERVIEW
========
Declaration of the ThreadSync class
*/
#ifndef ThreadSync_h
#define ThreadSync_h
#include <windows.h>
// +-------------------------------------------------------------------+
class ThreadSync
{
#if defined(_MT) // MULTITHREADED: WITH SYNC ------------
CRITICAL_SECTION sync;
public:
ThreadSync() { ::InitializeCriticalSection(&sync); }
~ThreadSync() { ::DeleteCriticalSection(&sync); }
void acquire() { ::EnterCriticalSection(&sync); }
void release() { ::LeaveCriticalSection(&sync); }
#else // SINGLE THREADED: NO SYNC ------------
public:
ThreadSync() { }
~ThreadSync() { }
void acquire() { }
void release() { }
#endif
};
// +-------------------------------------------------------------------+
class AutoThreadSync
{
public:
AutoThreadSync(ThreadSync& s) : sync(s) { sync.acquire(); }
~AutoThreadSync() { sync.release(); }
private:
ThreadSync& sync;
};
#endif ThreadSync_h
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