Father.cpp~ ( File view )

  • By rarshion 2014-11-04
  • View(s):131
  • Download(s):3
  • Point(s): 2
			#include<signal.h>
#include<iostream>
#include<unistd.h>
#include<stdio.h>
#include<string>

#include<sys/wait.h>
#include<sys/types.h>


//son1 is the client and son2 is Control
pid_t g_son1, g_son2;

void pr_exit(int status)
{

    if( WIFEXITED(status) )
        printf("normal termination, exit status = %d\n", WEXITSTATUS(status));
    else if( WIFSIGNALED(status) )
        printf("abnormal termination, signal num = %d\n", WTERMSIG(status));
    else if( WIFSTOPPED(status) )
        printf("child stopped, signal num = %d\n", WSTOPSIG(status));


}



bool createSons(const std::string& ip)
{

    if( (g_son1=fork()) < 0 )
    {

        perror("fork first son error");
        return false;
    
}else if(g_son1==0) //son
    {

       // execl("./ClientPort", "ClientPort", ip.c_str(), NULL);
        execl("./arm_ClientPort", "arm_ClientPort", ip.c_str(), NULL);
        perror("first son exec. this should not output");
        return false;
    
}


    if( (g_son2=fork()) < 0 )
    {

        perror("fork second son error");
        return false;
    
}else if( g_son2 == 0 )
    {

       // execl("./control", "control", NULL);
        execl("./arm_control", "arm_control", NULL);
        perror("second son exec. this should not output");
        return false;
    
}

    return true;

}


int main(int argc, char** argv)
{

    if( argc == 1 )
    {

        std::cout<<"please input the server ip"<<std::endl;
        return -1;
    
}

    pid_t son;

    while( true )
    {

        createSons(argv[1]);
        int status;
        son = wait(&status);
        pr_exit(status);
        if( son == g_son1 ) //client die
        {

           std::cout<<"the client die"<<std::endl;
            kill(g_son2, SIGTERM);
        
}
        else
        {

          std::cout<<"the control die"<<std::endl;
            kill(g_son1, SIGTERM);
        
}
        wait(NULL); //make it not become zombie process
    
}

    return 0;

}
			
...
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Name Size Date
arm_capture.o7.44 kB23-09-14 11:04
arm_capture_init.o6.25 kB23-09-14 11:04
arm_capture_uinit.o2.11 kB23-09-14 11:04
arm_capvideo.o18.83 kB23-09-14 11:04
arm_capvideo_init.o6.44 kB23-09-14 11:04
arm_capvideo_uinit.o2.16 kB23-09-14 11:04
arm_Client.o102.76 kB03-11-14 23:23
arm_ClientPort99.95 kB03-11-14 23:23
arm_Common.o2.89 kB23-09-14 11:04
arm_Connector.o37.29 kB23-09-14 11:04
arm_control146.15 kB04-11-14 12:37
arm_Father9.37 kB23-09-14 08:26
arm_Functions.o2.02 kB23-09-14 11:04
arm_Lock.o1.60 kB23-09-14 11:04
arm_Logger.o7.59 kB23-09-14 11:04
arm_Mutex.o6.47 kB23-09-14 11:04
arm_Sem.o4.98 kB23-09-14 11:04
arm_ShareBuff.o21.13 kB23-09-14 11:04
arm_ShareMemory.o7.59 kB23-09-14 11:04
arm_ShmIPS.o12.88 kB23-09-14 11:04
arm_Socket.o1.16 kB23-09-14 11:04
arm_SocketOps.o5.43 kB23-09-14 11:04
arm_SocketStream.o6.77 kB23-09-14 11:04
arm_SsbSipH264Encode.o4.00 kB23-09-14 11:04
arm_TcpClient.o50.54 kB23-09-14 11:04
arm_Thread.o5.96 kB23-09-14 11:04
arm_Transform.o11.05 kB23-09-14 11:04
arm_Video.o22.58 kB23-09-14 11:04
capture.cpp4.76 kB12-12-13 15:12
capture.cpp~4.76 kB23-11-13 09:17
capture.h1,009.00 B23-11-13 09:17
capture.o5.05 kB23-09-14 11:03
capture_init.cpp9.78 kB12-12-13 14:49
capture_init.cpp~9.78 kB12-12-13 14:49
capture_init.o6.09 kB23-09-14 11:03
capture_uinit.cpp1.32 kB23-11-13 09:17
capture_uinit.o1.78 kB23-09-14 11:03
capvideo.cpp8.17 kB07-01-14 19:34
capvideo.cpp~8.15 kB23-11-13 09:17
capvideo.h527.00 B23-11-13 09:17
capvideo.o12.45 kB23-09-14 11:03
capvideo_init.cpp8.04 kB23-11-13 09:17
capvideo_init.o6.01 kB23-09-14 11:03
capvideo_uinit.cpp1.69 kB23-11-13 09:17
capvideo_uinit.o1.82 kB23-09-14 11:03
Client.cpp6.93 kB03-11-14 23:19
Client.cpp~6.91 kB30-03-14 18:48
Client.hpp1.03 kB23-11-13 09:17
Client.o66.13 kB03-11-14 23:23
Client11_19.pro1.27 kB23-11-13 09:17
ClientPort87.28 kB03-11-14 23:23
Common.cpp358.00 B23-11-13 09:17
Common.hpp308.00 B23-11-13 09:17
Common.o2.57 kB23-09-14 11:03
Connector.cpp2.37 kB23-09-14 10:28
Connector.cpp~2.37 kB16-03-14 20:18
Connector.hpp715.00 B16-03-14 21:59
Connector.hpp~715.00 B23-11-13 09:17
Connector.o24.09 kB23-09-14 11:03
control128.54 kB04-11-14 12:37
Control.cpp11.11 kB04-11-14 12:29
Control.cpp~10.58 kB07-04-14 21:25
<DeviceControl.cpp>0.00 B23-09-14 11:09
DeviceControl.hpp171.00 B23-09-14 11:09
Father12.37 kB23-09-14 08:25
Father.cpp1.89 kB21-02-14 15:48
Father.cpp~1.89 kB23-11-13 09:17
Functions.cpp852.00 B23-11-13 09:17
Functions.hpp317.00 B23-11-13 09:17
Functions.o1.48 kB23-09-14 11:03
IIPS.hpp328.00 B23-11-13 09:17
IMutex.hpp194.00 B23-11-13 09:17
IPC.hpp824.00 B23-11-13 09:17
Lock.cpp168.00 B23-11-13 09:17
Lock.hpp453.00 B23-11-13 09:17
Lock.o1.21 kB23-09-14 11:03
Logger.cpp1.95 kB23-11-13 09:17
Logger.hpp1.40 kB23-11-13 09:17
Logger.o6.40 kB23-09-14 11:03
LogMsg.c1.22 kB23-11-13 09:17
LogMsg.h370.00 B23-11-13 09:17
main.cpp1.24 kB23-11-13 09:17
makefile4.00 kB09-04-14 22:33
makefile~4.00 kB23-11-13 09:17
MfcDriver.h1.71 kB23-11-13 09:17
MfcDrvParams.h4.41 kB23-11-13 09:17
Mutex.cpp543.00 B23-11-13 09:17
Mutex.hpp284.00 B23-11-13 09:17
Mutex.o5.23 kB23-09-14 11:03
Sem.cpp1.01 kB23-11-13 09:17
Sem.hpp504.00 B23-11-13 09:17
Sem.o4.15 kB23-09-14 11:03
ShareBuff.cpp621.00 B23-11-13 09:17
ShareBuff.hpp301.00 B23-11-13 09:17
ShareBuff.o12.41 kB23-09-14 11:03
ShareMemory.cpp1.31 kB23-11-13 09:17
ShareMemory.hpp706.00 B28-03-14 21:41
ShareMemory.hpp~705.00 B28-03-14 21:25
ShareMemory.o6.66 kB23-09-14 11:03
ShmIPS.cpp797.00 B23-11-13 09:17
ShmIPS.hpp771.00 B23-11-13 09:17
ShmIPS.o9.46 kB23-09-14 11:03
Socket.cpp252.00 B23-11-13 09:17
Socket.hpp304.00 B23-11-13 09:17
Socket.o1.02 kB23-09-14 11:03
SocketOps.cpp2.25 kB23-11-13 09:17
SocketOps.hpp566.00 B23-11-13 09:17
SocketOps.o4.96 kB23-09-14 11:03
SocketStream.cpp2.03 kB23-11-13 09:17
SocketStream.hpp685.00 B23-11-13 09:17
SocketStream.o5.71 kB23-09-14 11:03
SsbSipH264Encode.c9.73 kB23-11-13 09:17
SsbSipH264Encode.h1.85 kB23-11-13 09:17
SsbSipH264Encode.o2.63 kB23-09-14 11:03
struct.hpp1.44 kB23-09-14 10:46
TcpClient.cpp1.22 kB23-11-13 09:17
TcpClient.hpp588.00 B23-11-13 09:17
TcpClient.o31.48 kB23-09-14 11:03
Thread.cpp1.56 kB23-11-13 09:17
Thread.hpp1.07 kB23-11-13 09:17
Thread.o5.08 kB23-09-14 11:03
ThreadAttr.cpp1.71 kB23-11-13 09:17
ThreadAttr.hpp651.00 B23-11-13 09:17
Transform.cpp1.26 kB23-11-13 09:17
Transform.hpp547.00 B23-11-13 09:17
Transform.o7.17 kB23-09-14 11:03
Uncopyable.hpp238.00 B28-03-14 21:30
Uncopyable.hpp~239.00 B28-03-14 21:30
Video.cpp1.05 kB23-11-13 09:17
Video.hpp536.00 B23-11-13 09:17
Video.o13.39 kB23-09-14 11:03
<Client2013-12-15>0.00 B04-11-14 22:07
...

Father.cpp~ (337.95 kB)

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