X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/b02538071ffda15d09efbe85f1459e2c4688f68d..e08409271e07dc10e8249923d3658413ddb25cb7:/examples/s4u/app-bittorrent/s4u-tracker.cpp

diff --git a/examples/s4u/app-bittorrent/s4u-tracker.cpp b/examples/s4u/app-bittorrent/s4u-tracker.cpp
index d45095179c..b3f29a00fa 100644
--- a/examples/s4u/app-bittorrent/s4u-tracker.cpp
+++ b/examples/s4u/app-bittorrent/s4u-tracker.cpp
@@ -1,10 +1,11 @@
-/* Copyright (c) 2012-2017. The SimGrid Team.
+/* Copyright (c) 2012-2018. 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. */
 
 #include "s4u-tracker.hpp"
+#include <algorithm>
 #include <xbt/RngStream.h>
 
 XBT_LOG_NEW_DEFAULT_CATEGORY(s4u_bt_tracker, "Messages specific for the tracker");
@@ -31,12 +32,13 @@ Tracker::Tracker(std::vector<std::string> args)
 void Tracker::operator()()
 {
   simgrid::s4u::CommPtr comm = nullptr;
-  void* received;
+  void* received             = nullptr;
   while (simgrid::s4u::Engine::getClock() < deadline) {
     if (comm == nullptr)
       comm = mailbox->get_async(&received);
     if (comm->test()) {
       // Retrieve the data sent by the peer.
+      xbt_assert(received != nullptr);
       TrackerQuery* tq = static_cast<TrackerQuery*>(received);
 
       // Add the peer to our peer list, if not already known.
@@ -48,7 +50,7 @@ void Tracker::operator()()
       TrackerAnswer* ta = new TrackerAnswer(TRACKER_QUERY_INTERVAL);
       std::set<int>::iterator next_peer;
       int nb_known_peers = known_peers.size();
-      int max_tries      = MIN(MAXIMUM_PEERS, nb_known_peers);
+      int max_tries      = std::min(MAXIMUM_PEERS, nb_known_peers);
       int tried          = 0;
       while (tried < max_tries) {
         do {