{ int sock; char message[MAXMSG]; struct sockaddr_un name; size_t size; int nbytes;

/* Make the socket, then loop endlessly. */

sock = make_named_socket (SERVER); while (1) { /* Wait for a datagram. */ size = sizeof (name); nbytes = recvfrom (sock, message, MAXMSG, 0, (struct sockaddr *) & name, &size); if (nbytes < 0) { perror ("recfrom (server)"); exit (EXIT_FAILURE); }

/* Give a diagnostic message. */ fprintf (stderr, "Server: got message: %s\n", message);

/* Bounce the message back to the sender. */ nbytes = sendto (sock, message, nbytes, 0, (struct sockaddr *) & name, size); if (nbytes < 0) { perror ("sendto (server)"); exit (EXIT_FAILURE); } } }

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