X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/aa67057cbae409c22a57e9dcf4d82a2859e97f45..62dceedf62ca9df19fd3afee1458e21d9f211c5a:/examples/s4u/dht-kademlia/s4u-dht-kademlia.cpp

diff --git a/examples/s4u/dht-kademlia/s4u-dht-kademlia.cpp b/examples/s4u/dht-kademlia/s4u-dht-kademlia.cpp
index 172292a3dc..ac5231cf8a 100644
--- a/examples/s4u/dht-kademlia/s4u-dht-kademlia.cpp
+++ b/examples/s4u/dht-kademlia/s4u-dht-kademlia.cpp
@@ -1,4 +1,4 @@
-/* Copyright (c) 2012-2018. The SimGrid Team.
+/* Copyright (c) 2012-2020. The SimGrid Team.
  * All rights reserved.                                                     */
 
 /* This program is free software; you can redistribute it and/or modify it
@@ -17,54 +17,54 @@ XBT_LOG_NEW_DEFAULT_CATEGORY(kademlia, "Messages specific for this example");
   * @param the ID of the person I know in the system (or not)
   * @param Time before I leave the system because I'm bored
   */
-static int node(int argc, char* argv[])
+static void node(int argc, char* argv[])
 {
   bool join_success = true;
   double deadline;
   xbt_assert(argc == 3 || argc == 4, "Wrong number of arguments");
   /* Node initialization */
   unsigned int node_id = strtoul(argv[1], nullptr, 0);
-  kademlia::Node* node = new kademlia::Node(node_id);
+  kademlia::Node node(node_id);
 
   if (argc == 4) {
-    XBT_INFO("Hi, I'm going to join the network with id %u", node->getId());
+    XBT_INFO("Hi, I'm going to join the network with id %u", node.getId());
     unsigned int known_id = strtoul(argv[2], NULL, 0);
-    join_success          = node->join(known_id);
+    join_success          = node.join(known_id);
     deadline              = std::stod(argv[3]);
   } else {
     deadline = std::stod(argv[2]);
-    XBT_INFO("Hi, I'm going to create the network with id %u", node->getId());
-    node->routingTableUpdate(node->getId());
+    XBT_INFO("Hi, I'm going to create the network with id %u", node.getId());
+    node.routingTableUpdate(node.getId());
   }
 
   if (join_success) {
-    XBT_VERB("Ok, I'm joining the network with id %u", node->getId());
+    XBT_VERB("Ok, I'm joining the network with id %u", node.getId());
     // We start the main loop
-    double next_lookup_time = simgrid::s4u::Engine::get_clock() + random_lookup_interval;
+    double next_lookup_time = simgrid::s4u::Engine::get_clock() + RANDOM_LOOKUP_INTERVAL;
 
     XBT_VERB("Main loop start");
 
-    simgrid::s4u::MailboxPtr mailbox = simgrid::s4u::Mailbox::by_name(std::to_string(node->getId()));
+    simgrid::s4u::Mailbox* mailbox = simgrid::s4u::Mailbox::by_name(std::to_string(node.getId()));
 
     while (simgrid::s4u::Engine::get_clock() < deadline) {
-      if (node->receive_comm == nullptr)
-        node->receive_comm = mailbox->get_async(&node->received_msg);
+      if (node.receive_comm == nullptr)
+        node.receive_comm = mailbox->get_async(&node.received_msg);
 
-      if (node->receive_comm->test()) {
+      if (node.receive_comm->test()) {
         // There has been a message, we need to handle it !
-        kademlia::Message* msg = static_cast<kademlia::Message*>(node->received_msg);
+        const kademlia::Message* msg = static_cast<kademlia::Message*>(node.received_msg);
         if (msg) {
-          node->handleFindNode(msg);
+          node.handleFindNode(msg);
           delete msg->answer_;
           delete msg;
-          node->receive_comm = nullptr;
+          node.receive_comm = nullptr;
         } else
           simgrid::s4u::this_actor::sleep_for(1);
       } else {
         /* We search for a pseudo random node */
         if (simgrid::s4u::Engine::get_clock() >= next_lookup_time) {
-          node->randomLookup();
-          next_lookup_time += random_lookup_interval;
+          node.randomLookup();
+          next_lookup_time += RANDOM_LOOKUP_INTERVAL;
         } else {
           // Didn't get a message: sleep for a while...
           simgrid::s4u::this_actor::sleep_for(1);
@@ -75,10 +75,7 @@ static int node(int argc, char* argv[])
     XBT_INFO("I couldn't join the network :(");
   }
   XBT_DEBUG("I'm leaving the network");
-  XBT_INFO("%u/%u FIND_NODE have succeeded", node->find_node_success, node->find_node_success + node->find_node_failed);
-  delete node;
-
-  return 0;
+  XBT_INFO("%u/%u FIND_NODE have succeeded", node.find_node_success, node.find_node_success + node.find_node_failed);
 }
 
 /** @brief Main function */
@@ -87,7 +84,8 @@ int main(int argc, char* argv[])
   simgrid::s4u::Engine e(&argc, argv);
 
   /* Check the arguments */
-  xbt_assert(argc > 2, "Usage: %s platform_file deployment_file\n\tExample: %s cluster.xml dht-kademlia_d.xml\n",
+  xbt_assert(argc > 2,
+             "Usage: %s platform_file deployment_file\n\tExample: %s cluster_backbone.xml dht-kademlia_d.xml\n",
              argv[0], argv[0]);
 
   e.load_platform(argv[1]);