X-Git-Url: http://bilbo.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/9ceefed14c83a0f6ea5f78e3acafd53181dc4fa1..f5f38e5b9cdacbf1ba1705bb7ed592b59f8e8712:/examples/cpp/dag-simple/s4u-dag-simple.cpp

diff --git a/examples/cpp/dag-simple/s4u-dag-simple.cpp b/examples/cpp/dag-simple/s4u-dag-simple.cpp
index f3fa340dbf..6f60e2e2ae 100644
--- a/examples/cpp/dag-simple/s4u-dag-simple.cpp
+++ b/examples/cpp/dag-simple/s4u-dag-simple.cpp
@@ -1,4 +1,4 @@
-/* Copyright (c) 2007-2021. The SimGrid Team. All rights reserved.          */
+/* Copyright (c) 2007-2023. 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. */
@@ -7,40 +7,36 @@
 #include <vector>
 
 XBT_LOG_NEW_DEFAULT_CATEGORY(s4u_test, "Messages specific for this s4u example");
+namespace sg4 = simgrid::s4u;
 
 int main(int argc, char* argv[])
 {
-  simgrid::s4u::Engine e(&argc, argv);
+  sg4::Engine e(&argc, argv);
   e.load_platform(argv[1]);
-  std::set<simgrid::s4u::Activity*> vetoed;
+  std::set<sg4::Activity*> vetoed;
   e.track_vetoed_activities(&vetoed);
 
-  auto fafard = e.host_by_name("Fafard");
+  auto* fafard = e.host_by_name("Fafard");
 
   // Display the details on vetoed activities
-  simgrid::s4u::Activity::on_veto.connect([](simgrid::s4u::Activity& a) {
-    auto& exec = static_cast<simgrid::s4u::Exec&>(a); // all activities are execs in this example
-
-    XBT_INFO("Activity '%s' vetoed. Dependencies: %s; Ressources: %s", exec.get_cname(),
+  sg4::Exec::on_veto_cb([](sg4::Exec const& exec) {
+    XBT_INFO("Execution '%s' vetoed. Dependencies: %s; Ressources: %s", exec.get_cname(),
              (exec.dependencies_solved() ? "solved" : "NOT solved"),
              (exec.is_assigned() ? "assigned" : "NOT assigned"));
   });
 
-  simgrid::s4u::Activity::on_completion.connect([](simgrid::s4u::Activity& activity) {
-    auto* exec = dynamic_cast<simgrid::s4u::Exec*>(&activity);
-    if (exec == nullptr) // Only Execs are concerned here
-      return;
-    XBT_INFO("Activity '%s' is complete (start time: %f, finish time: %f)", exec->get_cname(), exec->get_start_time(),
-             exec->get_finish_time());
+  sg4::Exec::on_completion_cb([](sg4::Exec const& exec) {
+    XBT_INFO("Execution '%s' is complete (start time: %f, finish time: %f)", exec.get_cname(), exec.get_start_time(),
+             exec.get_finish_time());
   });
 
   // Define an amount of work that should take 1 second to execute.
   double computation_amount = fafard->get_speed();
 
   // Create a small DAG: Two parents and a child
-  simgrid::s4u::ExecPtr first_parent  = simgrid::s4u::Exec::init();
-  simgrid::s4u::ExecPtr second_parent = simgrid::s4u::Exec::init();
-  simgrid::s4u::ExecPtr child         = simgrid::s4u::Exec::init();
+  sg4::ExecPtr first_parent  = sg4::Exec::init();
+  sg4::ExecPtr second_parent = sg4::Exec::init();
+  sg4::ExecPtr child         = sg4::Exec::init();
   first_parent->add_successor(child);
   second_parent->add_successor(child);
 
@@ -55,14 +51,14 @@ int main(int argc, char* argv[])
   second_parent->set_host(fafard);
 
   // Start all activities that can actually start.
-  first_parent->vetoable_start();
-  second_parent->vetoable_start();
-  child->vetoable_start();
+  first_parent->start();
+  second_parent->start();
+  child->start();
 
-  while (child->get_state() != simgrid::s4u::Activity::State::FINISHED) {
+  while (child->get_state() != sg4::Activity::State::FINISHED) {
     e.run();
     for (auto* a : vetoed) {
-      auto* exec = static_cast<simgrid::s4u::Exec*>(a);
+      auto* exec = static_cast<sg4::Exec*>(a);
 
       // In this simple case, we just assign the child task to a resource when its dependencies are solved
       if (exec->dependencies_solved() && not exec->is_assigned()) {
@@ -75,7 +71,7 @@ int main(int argc, char* argv[])
     vetoed.clear(); // DON'T FORGET TO CLEAR this set between two calls to run
   }
 
-  XBT_INFO("Simulation time %g", simgrid::s4u::Engine::get_clock());
+  XBT_INFO("Simulation time %g", sg4::Engine::get_clock());
 
   return 0;
 }