Fix race condition during the creation of the listeners processes

[simgrid.git] / src / gras / Msg / gras_msg_listener.c

diff --git a/src/gras/Msg/gras_msg_listener.c b/src/gras/Msg/gras_msg_listener.c
index 9649e53..3540090 100644 (file)
--- a/src/gras/Msg/gras_msg_listener.c
+++ b/src/gras/Msg/gras_msg_listener.c
@@ -98,6 +98,9 @@ gras_msg_listener_t gras_msg_listener_launch(xbt_queue_t msg_received)
   arg->listener = xbt_thread_create("listener", listener_function, arg,1/*joinable*/);
   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(),