VC 命令行 捕获输出

        STARTUPINFO   si;   //   启动信息   
    PROCESS_INFORMATION   pi;   //   进程信息   
    si.cb   =   sizeof(STARTUPINFO);   
    GetStartupInfo(&si);   //取得当前进程的StartupInfo,并根据当前进程进行修改 
    si.hStdError   =   hWrite;   //错误输出 
    si.hStdOutput   =   hWrite;   //标准输出 
    si.wShowWindow   =   SW_HIDE; 
    si.dwFlags   =   STARTF_USESHOWWINDOW   |   STARTF_USESTDHANDLES; 
    CString strCmdLine ="cmd" ;
    //创建子进程 
    if   (!CreateProcess(NULL, strCmdLine.GetBuffer(),NULL,NULL,TRUE,NULL,NULL,NULL,&si,&pi)) 
    { 
        MessageBox( "创建进程失败!"); 
        return; 
    } 
    CloseHandle(hWrite); 
    Sleep(200); 
    char   buffer[4096]   =   {0};   
    DWORD   bytesRead;   
    while   (true) 
    {   
        if   (ReadFile(hRead,buffer,4095,&bytesRead,NULL)   ==   NULL)   
            break;   
        CString strInfo;
        GetDlgItemText(IDC_EDIT_Info,strInfo);
        strInfo   +=   buffer;  
        SetDlgItemText(IDC_EDIT_Info,strInfo);
        //TRACE(buffer); 
    } 
    CloseHandle(hRead);