多线程及聊天室程序.docVIP

多线程及聊天室程序 多线程application,取名：MultiThread,选空的工程，并建立一个名为MultiThread的源文件编辑： #include?windows.h?#include?stdio.h?#include?iostream.h??DWORD?WINAPI?Fun1Proc(LPVOID??lpParameter);??int?index=0;?void?main()?{?????HANDLE?hThread1;?????hThread1=CreateThread(NULL,0,Fun1Proc,NULL,0,NULL);?????CloseHandle(hThread1);?????while(index++1000)?????????coutmain?thread?is?runningendl;?????//Sleep(10);//让主线程暂停运行10毫秒??????}??DWORD?WINAPI?Fun1Proc(LPVOID??lpParameter)?{?????while(index++1000)?????????coutthread1?is?runningendl;?????return?0;?} 2.模拟火车站的售票系统 #include?windows.h?#include?stdio.h?#include?iostream.h??DWORD?WINAPI?Fun1Proc(LPVOID??lpParameter);?DWORD?WINAPI?Fun2Proc(LPVOID??lpParameter);???int?index=0;?int?tickets=100;//指定的票数?HANDLE?hMutex;//定义一个互斥对象句柄??oid?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)?//????????coutmain?thread?is?runningendl;?????//Sleep(10);//让主线程暂停运行10毫秒??????//hMutex=CreateMutex(NULL,FALSE,NULL);//创建一个匿名的互斥对象,FALSE指定主线程不拥有互斥对象??????//hMutex=CreateMutex(NULL,TRUE,NULL);//创建互斥对象时，就把这个对象分配给了主线程，并把线程ID也设置成了1?????hMutex=CreateMutex(NULL,TRUE,tickets);?????if(hMutex)?//利用命名互斥的特性，可以使应用程序只能打开一个实例?????{?????????if(ERROR_ALREADY_EXISTS==GetLastError())?????????{?????????????coutonly?instance?can?run!endl;?????????????return?;?????????}?????}?????WaitForSingleObject(hMutex,INFINITE);//主线程再次请求互斥对象，此时线程ID变成2?????ReleaseMutex(hMutex);?????//释放互斥对象，线程ID减1后，变成1，互斥对象仍然没有变为已通知状态，仍然属于主线性，所以子线程没有机会执行?????ReleaseMutex(hMutex);?????//再次释放互斥对象，线程ID再减1，变成0，互斥对象变为已通知状态，此时子线程可以调用这个互斥对象??????//保证在两个子线程卖完100张票之前不能退出?????Sleep(4000);//让主线程睡眠4秒钟，此时主线程不占用CPU的执行时间，处于等待状态?}?DWORD?WINAPI?Fun1Proc(LPVOID??lpParameter)?{?????//while(index++1000)?????//????coutthread1?is?runningendl;?/*????while(TRUE)?//不断的销售火车票?????{?????????//R