孙鑫lesson15 多线程与聊天室

DWORD WINAPI Fun1Proc(

  LPVOID lpParameter   // thread data

);

DWORD WINAPI Fun2Proc(

  LPVOID lpParameter   // thread data

);

int index=0;

int tickets=100;

HANDLE hMutex;

void main()

{
HANDLE hThread1;
HANDLE hThread2;
hThread1=CreateThread(NULL,0,Fun1Proc,NULL,0,NULL);
hThread2=CreateThread(NULL,0,Fun2Proc,NULL,0,NULL);
CloseHandle(hThread1);
CloseHandle(hThread2);
/*while(index++<1000)
cout<<"main thread is running"<<endl;*/
//hMutex=CreateMutex(NULL,TRUE,NULL);
hMutex=CreateMutex(NULL,TRUE,"tickets");
if(hMutex)
{
if(ERROR_ALREADY_EXISTS==GetLastError())
{
cout<<"only instance can run!"<<endl;
return;
}
}
WaitForSingleObject(hMutex,INFINITE);
ReleaseMutex(hMutex);
ReleaseMutex(hMutex);
Sleep(4000);

// Sleep(10);

}

DWORD WINAPI Fun1Proc(

  LPVOID lpParameter   // thread data

)

{
/*while(index++<1000)
cout<<"thread1 is running"<<endl;*/

/*while(TRUE)
{
//ReleaseMutex(hMutex);
WaitForSingleObject(hMutex,INFINITE);
if(tickets>0)
{
Sleep(1);
cout<<"thread1 sell ticket : "<<tickets--<<endl;
}
else
break;
ReleaseMutex(hMutex);
}*/

WaitForSingleObject(hMutex,INFINITE);
cout<<"thread1 is running"<<endl;
return 0;

}

DWORD WINAPI Fun2Proc(

  LPVOID lpParameter   // thread data

)

{

/*while(TRUE)
{
//ReleaseMutex(hMutex);
WaitForSingleObject(hMutex,INFINITE);
if(tickets>0)
{
Sleep(1);
cout<<"thread2 sell ticket : "<<tickets--<<endl;
}
else
break;
ReleaseMutex(hMutex);
}*/
WaitForSingleObject(hMutex,INFINITE);
cout<<"thread2 is running"<<endl;
return 0;

}