函数临界�?Function Critical Section Lock)

Sun, 10 Jul 2005 17:33:00 GMT

TCriticalSection的代�?/P>

#pragma once

//#include
#include <afxmt.h>
#include <iostream>

namespace cj
{

class TCriticalSection
{
private:
    CRITICAL_SECTION FCriticalSection;
public:
    TCriticalSection(void)
    {
        InitializeCriticalSection(&FCriticalSection);
    }
    ~TCriticalSection(void)
    {
        DeleteCriticalSection(&FCriticalSection);
    }
    void Enter(void)
    {
        EnterCriticalSection(&FCriticalSection);
    }
    void Leave(void)
    {
        LeaveCriticalSection(&FCriticalSection);
    }
};

};  //namespace cj

函数锁的主要�c?TLocalCriticalSectionLock)有代�?BR>

#pragma once

#include "CriticalSection.h"

#define DeclareLocalCriticalSectionLock( A_CriticalSectionName )    \
    TCriticalSection A_CriticalSectionName;                    \
    friend class TLocalCriticalSectionLock;

#define TriggerLocalCriticalSectionLock( A_CriticalSectionName )        \
    TLocalCriticalSectionLock FunctionCriticalSectionLock(this->A_CriticalSectionName);

namespace cj
{

class TLocalCriticalSectionLock
{
private:
    TCriticalSection *FCriticalSection;
public:
    inline TLocalCriticalSectionLock(TCriticalSection &ACriticalSection):FCriticalSection(&ACriticalSection)
    {
        FCriticalSection->Enter();
    }
    inline ~TLocalCriticalSectionLock(void)
    {
        FCriticalSection->Leave();
    }

};

}; // namespace cj

��试�E�序

// CritialLock.cpp : 定义控制台应用程序的入口炏V�?BR>//

//#include "stdafx.h"
//#include "CriticalSection.h"

#include "LocalCriticalSectionLock.h"
#include <winbase.h>
#include <process.h>
#include <iostream>

using namespace cj;

//-------------------------------------------------------------------------------------------

const int ThreadHandleListSize = 10;

//-------------------------------------------------------------------------------------------
class GObject
{
private:
    DeclareLocalCriticalSectionLock(FFunctionLock)
public:
    int GetInteger(void)
    {
        TriggerLocalCriticalSectionLock(FFunctionLock);
        //TLocalCriticalSectionLock lcsl(this->cs);
        std::cout<<"Enter************************"<<std::endl;
        std::cout<<"GetInteger"<<std::endl;
        std::cout<<"Leave||||||||||||||||||||||||"<<std::endl;
        return 1;
    }
};

//-------------------------------------------------------------------------------------------
    GObject obj;

//-------------------------------------------------------------------------------------------
void _cdecl ThreadFunction(void*)
{
    for (int i=0;i<20;i++)
    {
        obj.GetInteger();
    }
    _endthread();
}

//-------------------------------------------------------------------------------------------
int _tmain(int argc, _TCHAR* argv[])
{
    uintptr_t ThreadHandleList[ThreadHandleListSize];

    for(int i=0;i<ThreadHandleListSize;i++)
    {
        ThreadHandleList[i] = -1;
    }

    for(int i=0;i<ThreadHandleListSize;i++)
    {
        ThreadHandleList[i] = _beginthread(ThreadFunction,1024,0);
    }

    std::cin.get();
    return 0;
}

Sunlea 的空�?/a> 2005-07-11 01:33 发表评论

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函数临界�?Function Critical Section Lock)

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