1 /* Copyright (c) 2009-2018. The SimGrid Team. All rights reserved. */
3 /* This program is free software; you can redistribute it and/or modify it
4 * under the terms of the license (GNU LGPL) which comes with this package. */
6 #include <simgrid/plugins/load_balancer.h>
7 #include "xbt/replay.hpp"
10 /* This shows how to extend the trace format by adding a new kind of events.
11 This function is registered through xbt_replay_action_register() below. */
12 static void action_blah(simgrid::xbt::ReplayAction& args)
14 /* Add your answer to the blah event here.
15 args is a strings array containing the blank-separated parameters found in the trace for this event instance. */
18 action_fun previous_send;
19 static void overriding_send(simgrid::xbt::ReplayAction& args)
21 previous_send(args); // Just call the overriden symbol. That's a toy example.
24 int main(int argc, char* argv[])
26 /* Setup things and register default actions */
27 smpi_replay_init(&argc, &argv);
29 /* Connect your callback function to the "blah" event in the trace files */
30 xbt_replay_action_register("blah", action_blah);
32 /* The send action is an override, so we have to first save its previous value in a global */
34 MPI_Comm_rank(MPI_COMM_WORLD, &rank);
36 previous_send = xbt_replay_action_get("send");
37 xbt_replay_action_register("send", overriding_send);
39 /* The regular run of the replayer */
40 smpi_replay_main(&argc, &argv);