WaitForMultipleObjects、WaitForSingleObject、GetExitCodeThread

WaitForMultipleObjects、WaitForSingleObject、GetExitCodeThread

// Thread.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"
#include <windows.h>

HANDLE hth[2];
DWORD WINAPI func1(LPVOID p1)
{
    printf("fun1 end\n");
    DWORD exitC;
    GetExitCodeThread(hth[1],&exitC);
    if (exitC==STILL_ACTIVE)//还在运行中
    {
        printf("func2 STILL_ACTIVE\n");
    }
    return 4;
}

DWORD WINAPI func2(LPVOID p2)
{
    Sleep(1000);
    DWORD exitC;
    GetExitCodeThread(hth[0],&exitC);
    printf("func1 exit code= %d\nfun2 end\n",exitC);
    return 0;
}

int main(int argc, char* argv[])
{
    
    DWORD thID1,thID2;
    printf("Hello World!\n");
    hth[0]= CreateThread(NULL,0,func1,0,0,&thID1);
    hth[1]= CreateThread(NULL,0,func2,0,0,&thID2);

    WaitForMultipleObjects(2,hth,true,INFINITE); //true等待所有线程结束 false 只要有一条线程结束就退出 INFINITE一直等待
    //WaitForMultipleObjects(2,hth,false,10000);//INFINITE
    //WaitForSingleObject(hth[1],INFINITE);

    return 0;
}