--- /dev/null
+/* simgrid_config.h - backward-compatibility wrapper. Stop using it */
+
+/* Copyright (c) 2018. 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. */
+
+#warning simgrid_config.h is now deprecated. Please use simgrid/config.h instead
+#include <simgrid/config.h>