Update client.c

Author: JonnyKong

TextConferencingLab/LAB1/client.c

@@ -33,6 +33,7 @@ void *receive(void *socketfd_void_p) {
 fprintf(stderr, "client receive: recv\n");
 return NULL;
 }
+if (numbytes == 0) continue;
  buf[numbytes] = 0;
  //fprintf(stdout, "buf: %s\n", buf);
 stringToPacket(buf, &packet);
@@ -49,7 +50,7 @@ void *receive(void *socketfd_void_p) {
  } else if (packet.type == QU_ACK) {
  fprintf(stdout, "User id\t\tSession ids\n%s", packet.data);
  } else if (packet.type == MESSAGE){ 
- fprintf(stdout, "%s: %s\n", packet.source, packet.data);
+ fprintf(stdout, "%s: %s\n", packet.source, packet.data);
  } else {
  fprintf(stdout, "Unexpected packet received: type %d, data %s\n",
  packet.type, packet.data);