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[simgrid.git] / examples / cpp / mc-bugged2 / s4u-mc-bugged2.cpp

diff --git a/examples/cpp/mc-bugged2/s4u-mc-bugged2.cpp b/examples/cpp/mc-bugged2/s4u-mc-bugged2.cpp
index ea27c72..1fd55a8 100644 (file)
--- a/examples/cpp/mc-bugged2/s4u-mc-bugged2.cpp
+++ b/examples/cpp/mc-bugged2/s4u-mc-bugged2.cpp
@@ -1,4 +1,4 @@
-/* Copyright (c) 2010-2021. The SimGrid Team. All rights reserved.          */
+/* Copyright (c) 2010-2023. 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. */
@@ -12,33 +12,27 @@
 #include <simgrid/s4u.hpp>
 
 XBT_LOG_NEW_DEFAULT_CATEGORY(example, "this example");
+namespace sg4 = simgrid::s4u;
 
 static void server()
 {
-  const int* received1 = nullptr;
-  const int* received2 = nullptr;
-
-  received1 = simgrid::s4u::Mailbox::by_name("mymailbox")->get<int>();
+  auto received1 = sg4::Mailbox::by_name("mymailbox")->get_unique<int>();
   long val1 = *received1;
-  received1 = nullptr;
-  XBT_INFO("Received %ld", val1);
 
-  received2 = simgrid::s4u::Mailbox::by_name("mymailbox")->get<int>();
+  auto received2 = sg4::Mailbox::by_name("mymailbox")->get_unique<int>();
   long val2 = *received2;
-  received2 = nullptr;
-  XBT_INFO("Received %ld", val2);
 
-  MC_assert(std::min(val1, val2) == 1);
+  XBT_INFO("First pair received: %ld %ld", val1, val2);
+
+  MC_assert(std::min(val1, val2) == 1); // if the two messages of the second client arrive first, this is violated.
 
-  received1 = simgrid::s4u::Mailbox::by_name("mymailbox")->get<int>();
+  received1 = sg4::Mailbox::by_name("mymailbox")->get_unique<int>();
   val1      = *received1;
-  XBT_INFO("Received %ld", val1);
 
-  received2 = simgrid::s4u::Mailbox::by_name("mymailbox")->get<int>();
+  received2 = sg4::Mailbox::by_name("mymailbox")->get_unique<int>();
   val2      = *received2;
-  XBT_INFO("Received %ld", val2);
 
-  XBT_INFO("OK");
+  XBT_INFO("Second pair received: %ld %ld", val1, val2);
 }
 
 static void client(int id)
@@ -46,22 +40,19 @@ static void client(int id)
   auto* payload1 = new int(id);
   auto* payload2 = new int(id);
 
-  XBT_INFO("Send %d", id);
-  simgrid::s4u::Mailbox::by_name("mymailbox")->put(payload1, 10000);
-
-  XBT_INFO("Send %d", id);
-  simgrid::s4u::Mailbox::by_name("mymailbox")->put(payload2, 10000);
+  sg4::Mailbox::by_name("mymailbox")->put(payload1, 10000);
+  sg4::Mailbox::by_name("mymailbox")->put(payload2, 10000);
 }
 
 int main(int argc, char* argv[])
 {
-  simgrid::s4u::Engine e(&argc, argv);
+  sg4::Engine e(&argc, argv);
 
   e.load_platform(argv[1]);
 
-  simgrid::s4u::Actor::create("server", e.host_by_name("HostA"), server);
-  simgrid::s4u::Actor::create("client", e.host_by_name("HostB"), client, 1);
-  simgrid::s4u::Actor::create("client", e.host_by_name("HostC"), client, 2);
+  sg4::Actor::create("server", e.host_by_name("HostA"), server);
+  sg4::Actor::create("client", e.host_by_name("HostB"), client, 1);
+  sg4::Actor::create("client", e.host_by_name("HostC"), client, 2);
 
   e.run();
   return 0;