1 /* Copyright (c) 2010-2020. 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 /******************** Non-deterministic message ordering *********************/
7 /* Server assumes a fixed order in the reception of messages from its clients */
8 /* which is incorrect because the message ordering is non-deterministic */
9 /******************************************************************************/
11 #include <simgrid/modelchecker.h>
12 #include <simgrid/s4u.hpp>
14 XBT_LOG_NEW_DEFAULT_CATEGORY(example, "this example");
18 void* received1 = nullptr;
19 void* received2 = nullptr;
21 received1 = simgrid::s4u::Mailbox::by_name("mymailbox")->get();
22 long val1 = *(static_cast<int*>(received1));
24 XBT_INFO("Received %ld", val1);
26 received2 = simgrid::s4u::Mailbox::by_name("mymailbox")->get();
27 long val2 = *(static_cast<int*>(received2));
29 XBT_INFO("Received %ld", val2);
31 MC_assert(std::min(val1, val2) == 1);
33 received1 = simgrid::s4u::Mailbox::by_name("mymailbox")->get();
34 val1 = *(static_cast<int*>(received1));
35 XBT_INFO("Received %ld", val1);
37 received2 = simgrid::s4u::Mailbox::by_name("mymailbox")->get();
38 val2 = *(static_cast<int*>(received2));
39 XBT_INFO("Received %ld", val2);
44 static void client(int id)
46 auto* payload1 = new int(id);
47 auto* payload2 = new int(id);
49 XBT_INFO("Send %d", id);
50 simgrid::s4u::Mailbox::by_name("mymailbox")->put(payload1, 10000);
52 XBT_INFO("Send %d", id);
53 simgrid::s4u::Mailbox::by_name("mymailbox")->put(payload2, 10000);
56 int main(int argc, char* argv[])
58 simgrid::s4u::Engine e(&argc, argv);
60 e.load_platform(argv[1]);
62 simgrid::s4u::Actor::create("server", simgrid::s4u::Host::by_name("HostA"), server);
63 simgrid::s4u::Actor::create("client", simgrid::s4u::Host::by_name("HostB"), client, 1);
64 simgrid::s4u::Actor::create("client", simgrid::s4u::Host::by_name("HostC"), client, 2);