-/* Copyright (c) 2009-2020. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2009-2021. The SimGrid Team. All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
add_route_check_params(src, dst, gw_src, gw_dst, link_list, symmetrical);
/* Check that the route does not already exist */
- if (gw_dst) // netzone route (to adapt the error message, if any)
+ if (gw_dst && gw_src) // netzone route (to adapt the error message, if any)
xbt_assert(nullptr == TO_FLOYD_LINK(src->id(), dst->id()),
"The route between %s@%s and %s@%s already exists (Rq: routes are symmetrical by default).",
src->get_cname(), gw_src->get_cname(), dst->get_cname(), gw_dst->get_cname());
TO_FLOYD_COST(src->id(), dst->id()) = (TO_FLOYD_LINK(src->id(), dst->id()))->link_list.size();
if (symmetrical) {
- if (gw_dst) // netzone route (to adapt the error message, if any)
+ if (gw_dst && gw_src) // netzone route (to adapt the error message, if any)
xbt_assert(
nullptr == TO_FLOYD_LINK(dst->id(), src->id()),
"The route between %s@%s and %s@%s already exists. You should not declare the reverse path as symmetrical.",