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/* Copyright (c) 2006-2025. 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 "simgrid/s4u.hpp"
XBT_LOG_NEW_DEFAULT_CATEGORY(s4u_test, "a sample log category");
namespace sg4 = simgrid::s4u;
/// Wait on the barrier then leave
static void worker(sg4::BarrierPtr barrier)
{
XBT_INFO("Waiting on the barrier");
barrier->wait();
XBT_INFO("Bye");
}
/// Spawn actor_count-1 workers and do a barrier with them
static void master(int actor_count)
{
sg4::BarrierPtr barrier = sg4::Barrier::create(actor_count);
XBT_INFO("Spawning %d workers", actor_count - 1);
for (int i = 0; i < actor_count - 1; i++) {
sg4::this_actor::get_engine()->add_actor("worker", sg4::Host::by_name("Jupiter"), worker, barrier);
}
XBT_INFO("Waiting on the barrier");
if (barrier->wait())
XBT_INFO("Bye from the last to enter");
else
XBT_INFO("Bye");
}
int main(int argc, char **argv)
{
sg4::Engine e(&argc, argv);
// Parameter: Number of actores in the barrier
xbt_assert(argc >= 2, "Usage: %s <actor-count>\n", argv[0]);
int actor_count = std::stoi(argv[1]);
xbt_assert(actor_count > 0, "<actor-count> must be greater than 0");
e.load_platform(argc > 2 ? argv[2] : "../../platforms/two_hosts.xml");
e.add_actor("master", e.host_by_name("Tremblay"), master, actor_count);
e.run();
return 0;
}
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