gras_msgtype_t msg_wakeup_listener_t =
gras_msgtype_by_name("_wakeup_listener");
DEBUG0("I'm the listener");
+
+ /* get a free socket for the receiving part of the listener */
+ me->wakeup_sock_listener_side = gras_socket_server_range(5000, 6000, -1, 0);
+
+
+ /* Main loop */
while (1) {
msg = gras_msg_recv_any();
- if (msg->type != msg_wakeup_listener_t)
+ if (msg->type != msg_wakeup_listener_t) {
+ VERB1("Got a '%s' message. Queue it for handling by main thread",
+ gras_msgtype_get_name(msg->type));
xbt_queue_push(me->incomming_messages, msg);
- else {
+ } else {
char got = *(char *) msg->payl;
if (got == '1') {
VERB0("Asked to get awake");
int sock;
xbt_queue_shift_timed(me->socks_to_close, &sock, 0);
if (tcp_close(sock) < 0) {
-#ifdef _WIN32
- WARN2("error while closing tcp socket %d: %d (%s)\n", sock, sock_errno);
+#ifdef _XBT_WIN32
+ WARN2("error while closing tcp socket %d: %d\n", sock, sock_errno);
#else
WARN3("error while closing tcp socket %d: %d (%s)\n",
sock, sock_errno, sock_errstr(sock_errno));
}
}
-gras_msg_listener_t gras_msg_listener_launch(xbt_queue_t msg_exchange)
+gras_msg_listener_t gras_msg_listener_launch(xbt_queue_t msg_received)
{
gras_msg_listener_t arg = xbt_new0(s_gras_msg_listener_t, 1);
- int my_port;
- DEBUG0("Launch listener");
- arg->incomming_messages = msg_exchange;
+ VERB0("Launch listener");
+ arg->incomming_messages = msg_received;
arg->socks_to_close = xbt_queue_new(0, sizeof(int));
- /* get a free socket for the receiving part of the listener, taking care that it does not get saved as "myport" number */
- my_port =
- ((gras_trp_procdata_t) gras_libdata_by_id(gras_trp_libdata_id))->myport;
- arg->wakeup_sock_listener_side =
- gras_socket_server_range(5000, 6000, -1, 0);
- ((gras_trp_procdata_t) gras_libdata_by_id(gras_trp_libdata_id))->myport =
- my_port;
- /* Connect the other part of the socket */
- arg->wakeup_sock_master_side =
- gras_socket_client(gras_os_myname(),
- gras_socket_my_port(arg->wakeup_sock_listener_side));
/* declare the message used to awake the listener from the master */
gras_msgtype_declare("_wakeup_listener", gras_datadesc_by_name("char"));
/* actually start the thread */
arg->listener = xbt_thread_create("listener", listener_function, arg,1/*joinable*/);
- gras_os_sleep(0); /* TODO: useless? give the listener a chance to initialize even if the main is empty and we cancel it right afterward */
+ gras_os_sleep(0); /* give the listener a chance to initialize before we connect to its socket */
+
+ /* We do an active wait until the listener had created the socket (FIXME: ugly hack ) */
+ while(arg->wakeup_sock_listener_side == NULL);
+
+ /* Connect the other part of the socket */
+ arg->wakeup_sock_master_side =
+ gras_socket_client(gras_os_myname(),
+ gras_socket_my_port(arg->wakeup_sock_listener_side));
return arg;
}