#include <iostream>
#include <sys/types.h>
#include <sys/msg.h>
#include <sys/ipc.h>
#include <errno.h>
#include <unistd.h>
#include "err.h"
#include "mesg.h"

using namespace std;
 
int main()
{
  Mesg mesg;
  int id, n;
   
  if ((id = msgget(MKEY, 0)) == -1) syserr("msgget");

  cout << ("File name: ");
  cin.getline(mesg.mesg_data, MAXMESGDATA);
  n = strlen(mesg.mesg_data);
  mesg.mesg_type = 1L;			/* send messages of this type */
  if (msgsnd(id, (char *) &mesg, n, 0) != 0)
    syserr("msgsnd");
   
  while( (n = msgrcv(id, &mesg, MAXMESGDATA, 2L, 0)) > 0)
    cout.write(mesg.mesg_data, n);
   
  if (n < 0) syserr("msgrcv");
  return 0;
}