writereadlock.h

关于联通的一个统一定制程序

// WriteReadLock.h: interface for the CWriteReadLock class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_WRITEREADLOCK_H__3D55869E_5ED9_4953_B87E_B07CFC4D43EE__INCLUDED_)
#define AFX_WRITEREADLOCK_H__3D55869E_5ED9_4953_B87E_B07CFC4D43EE__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

#include <afxmt.h>

class CWriteReadLock  
{
public:
	void WriteUnlock();
	void WriteLock();
	void ReadUnlock();
	void ReadLock();
	CWriteReadLock();
	CWriteReadLock(UINT uNumber);
	virtual ~CWriteReadLock();

private:
	CCriticalSection m_cs;
	HANDLE hSemNumReaders;
	long	m_lSemNum;
//	HANDLE m_hNoReaderEvent;
	const UINT m_uReaderNumber;
};

#endif // !defined(AFX_WRITEREADLOCK_H__3D55869E_5ED9_4953_B87E_B07CFC4D43EE__INCLUDED_)