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


#define MSGSIZE 16
char *msg1 = "Hello, World! ";
char *msg2 = "How do you do?";
char *msg3 = "I am a  stream";

main()
{
  char inbuf[MSGSIZE];

  int p[2];  // pipe descriptor
  int j;

  
  if (pipe(p) < 0)
    {
      perror("Pipe call");
      return(1);
    }

  /* Assert: p[1] to write to, p[0] is to read from */
  
  write(p[1],msg1,MSGSIZE);
  write(p[1],msg2,MSGSIZE);
  write(p[1],msg3,MSGSIZE);
 
  for (j = 0; j < 3; j++)
    { read(p[0],inbuf, MSGSIZE);
      printf("%s\n", inbuf);
    }
  return 0;
}