Fix ev_backend_poll so that it doesn't generate warnings.

`rb_thread_call_without_gvl` expects return type `void*`. Fixes #220.
socketry · Sep 24, 2019 · a0b368f · a0b368f
1 parent 0e82096
commit a0b368f
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/ext/libev/ev.c b/ext/libev/ev.c
@@ -3628,11 +3628,13 @@ struct ev_poll_args {
 };
 
 static
-VALUE ev_backend_poll(void *ptr)
+void * ev_backend_poll(void *ptr)
 {
   struct ev_poll_args *args = (struct ev_poll_args *)ptr;
   struct ev_loop *loop = args->loop;
   backend_poll (EV_A_ args->waittime);
+
+  return NULL;
 }
 /* ######################################## */