守护进程

#include "stdafx.h"#include <iostream>#include <windows.h> #include <stdio.h> #include <tchar.h> #include "atltime.h"using namespace std;int _tmain(int argc, _TCHAR* argv[]){STARTUPINFO si;PROCESS_INFORMATION pi; //进程信息： ZeroMemory(&si, sizeof(si)); si.cb = sizeof(si); ZeroMemory(&pi, sizeof(pi)); do{// 创建子进程，判断是否执行成功if(!CreateProcess( NULL,"process.exe",NULL,NULL,FALSE,0,NULL,NULL,&si,&pi)){cout << "创建进程失败.." << GetLastError() << endl;system("pause"); //用于测试return 0; } CTime time = CTime::GetCurrentTime();//进程执行成功，打印进程信息 cout << "以下是子进程的信息：" << endl;cout << "创建时间:"<< time.GetMonth()<<"-"<<time.GetDay()<<" "<<time.GetHour()<<":"<<time.GetMinute()<<":"<<time.GetSecond()<<endl;cout << "进程ID pi.dwProcessID: " << pi.dwProcessId << endl;cout << "线程ID pi.dwThreadID : " << pi.dwThreadId << endl;// 等待知道子进程退出... WaitForSingleObject( pi.hProcess, INFINITE);//检测进程是否停止 //WaitForSingleObject()函数检查对象的状态，如果是未确定的则等待至超时//子进程退出 cout << "子进程已经退出..." << endl;//关闭进程和句柄 CloseHandle(pi.hProcess); CloseHandle(pi.hThread);//system("pause");//执行完毕后等待}while(true);//如果进程推出就再次执行方法 exit(0); return 0;}