#include <errno.h> /* obligatory includes */</errno.h>

#include <signal.h></signal.h>

#include <stdio.h></stdio.h>

#include <unistd.h></unistd.h>

#include <sys types.h=""></sys>

#include <sys socket.h=""></sys>

#include <sys wait.h=""></sys>

#include <netinet in.h=""></netinet>

#include <netdb.h></netdb.h>

#include "tcommon.h"

#define MAXHOSTNAME 1024

//----------------------------------------------------------------------------

int call_socket(char *hostname, unsigned short portnum) {

  struct sockaddr_in sa;

  struct hostent *hp;

  int s;

  if ((hp = gethostbyname(hostname)) == NULL) /* do we know the host's */

  {

    errno = ECONNREFUSED; /* address? */

    return (-1);          /* no */

  }

  memset(&sa, 0, sizeof(sa));

  memcpy((char *)&sa.sin_addr, hp->h_addr, hp->h_length); /* set address */

  sa.sin_family = hp->h_addrtype;

  sa.sin_port   = htons((u_short)portnum);

  if ((s = socket(hp->h_addrtype, SOCK_STREAM, 0)) < 0) /* get socket */

    return (-1);

  if (connect(s, (struct sockaddr *)&sa, sizeof sa) < 0) /* connect */

  {

    close(s);

    return (-1);

  }

  return (s);

}

//----------------------------------------------------------------------------

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

  char myname[MAXHOSTNAME + 1];

  gethostname(myname, MAXHOSTNAME); /* who are we? */

  int s;

  int portNumber = 8000;

  {

    std::ifstream is("/tmp/.tfarmcontroller.dat");

    is >> portNumber;

  }

  //  std::cout << "shutting down " << portNumber << std::endl;

  if ((s = call_socket(myname, portNumber)) < 0) {

    fprintf(stderr, "Unable to stop the tfarmcontroller daemon\n");

    exit(1);

  }

  write(s, "shutdown", strlen("shutdown") + 1);

  close(s);

  exit(0);

}