MFC多线程临界区对象实现线程同步范例

版权声明：本文为博主原创文章，未经博主允许不得转载。 https://blog.csdn.net/txwtech/article/details/88814345

MFC多线程临界区对象实现线程同步范例

// vs23_5_5.cpp : 定义控制台应用程序的入口点。
//txwtech 2019/03/26 vs2010平台

#include "stdafx.h"
#include "windows.h"
DWORD WINAPI ThreadProc1(LPVOID lpParam);
DWORD WINAPI ThreadProc2(LPVOID lpParam);
int iGolbalCount=0;
int iMax=100;
CRITICAL_SECTION cs;
int _tmain(int argc, _TCHAR* argv[])
{
	HANDLE hThread1,hThread2;
	InitializeCriticalSection(&cs);
	hThread1=CreateThread(NULL,0,ThreadProc1,NULL,0,NULL);
	hThread2=CreateThread(NULL,0,ThreadProc2,NULL,0,NULL);
	Sleep(5000);
	DeleteCriticalSection(&cs);
	printf("主线程结束\n");
	Sleep(5000);
	return 0;
}
DWORD WINAPI ThreadProc1(LPVOID lpParam)
{
	while(true)
	{
		EnterCriticalSection(&cs);
		if(iGolbalCount<iMax)
		{
			printf("这里是线程1，iGolbalCount=%d\r\n",iGolbalCount++);
			LeaveCriticalSection(&cs);
		}
		else
		{
			LeaveCriticalSection(&cs);
			break;
		}
		Sleep(10);
	}
	return 0;
}
DWORD WINAPI ThreadProc2(LPVOID lpParam)
{
	while(true)
	{
		EnterCriticalSection(&cs);
		if(iGolbalCount<iMax)
		{
			printf("这里是线程2，iGolbalCount=%d\r\n",iGolbalCount++);
			LeaveCriticalSection(&cs);
		}
		else
		{
			LeaveCriticalSection(&cs);
			break;
		}
		Sleep(10);
	}
	return 0;
}