//+----------------------------------------------------------------------------
//
// File:     semaphore.h
//
// Module:   
//
// Synopsis: 
//
// Author:	 sgasch
//
// Created    8 Jun 1999
//
//+----------------------------------------------------------------------------

#ifndef _LOCK
#define _LOCK

class CCriticalSection
{

public:
	CCriticalSection(void);
	CCriticalSection(int iNumThreads);
	~CCriticalSection(void);
	bool GetNumberConcurrentThreads(int *piAnswer);
	bool SetNumberConcurrentThreads(int iNumber);
	bool TryToEnter(void);
	bool Enter(void);
	bool Leave(void);

private:

	bool CreateSemaphore(void);
	bool RemoveSemaphore(void);

	int m_hSem;
	bool m_fInitialized;
};

#endif // _LOCK