MFC 线程学习笔记之临界区

//临界区
int number=1;
CRITICAL_SECTION  Critical;//定义临界区句柄
unsigned long _stdcall ThreadProc3(void* lpParameter)
{
long count;
while(number<100)
{
EnterCriticalSection(&Critical);
printf("线程3当前计数：%d\n",number);
number++;
Sleep(1000);
LeaveCriticalSection(&Critical);
}
return 0;
}

unsigned long _stdcall ThreadProc4(void* lpParameter)
{
long count;
while(number<100)
{
EnterCriticalSection(&Critical);
printf("线程4当前计数：%d\n",number);
number++;
Sleep(1000);
LeaveCriticalSection(&Critical);
}
return 0;
}

int _tmain(int argc, _TCHAR* argv[])
{
InitializeCriticalSection(&Critical);
HANDLE hThread3=CreateThread(NULL,0,ThreadProc3,NULL,0,NULL);
HANDLE hThread4=CreateThread(NULL,0,ThreadProc4,NULL,0,NULL);
CloseHandle(hThread3);
CloseHandle(hThread4);
while(TRUE)
{
;
}
return 0;
}