-/* Copyright (c) 2012-2021. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2012-2023. 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. */
#include <simgrid/s4u.hpp>
XBT_LOG_NEW_DEFAULT_CATEGORY(bugged2_liveness, "my log messages");
+namespace sg4 = simgrid::s4u;
class Message {
public:
- enum class Kind { GRANT, NOT_GRANT, REQUEST, RELEASE };
+ enum class Kind { GRANT, NOT_GRANT, REQUEST };
Kind kind = Kind::GRANT;
- simgrid::s4u::Mailbox* return_mailbox = nullptr;
- explicit Message(Message::Kind kind, simgrid::s4u::Mailbox* mbox) : kind(kind), return_mailbox(mbox) {}
+ sg4::Mailbox* return_mailbox = nullptr;
+ explicit Message(Message::Kind kind, sg4::Mailbox* mbox) : kind(kind), return_mailbox(mbox) {}
};
int cs = 0;
static void coordinator()
{
- int CS_used = 0; // initially the CS is idle
- std::queue<simgrid::s4u::Mailbox*> requests;
+ bool CS_used = false; // initially the CS is idle
+ std::queue<sg4::Mailbox*> requests;
- simgrid::s4u::Mailbox* mbox = simgrid::s4u::Mailbox::by_name("coordinator");
+ sg4::Mailbox* mbox = sg4::Mailbox::by_name("coordinator");
while (true) {
auto m = mbox->get_unique<Message>();
} else { // can serve it immediately
XBT_INFO("CS idle. Grant immediately");
m->return_mailbox->put(new Message(Message::Kind::GRANT, mbox), 1000);
- CS_used = 1;
+ CS_used = true;
}
} else { // that's a release. Check if someone was waiting for the lock
XBT_INFO("CS release. resource now idle");
- CS_used = 0;
+ CS_used = false;
}
}
}
static void client(int id)
{
- aid_t my_pid = simgrid::s4u::this_actor::get_pid();
+ aid_t my_pid = sg4::this_actor::get_pid();
- simgrid::s4u::Mailbox* my_mailbox = simgrid::s4u::Mailbox::by_name(std::to_string(id));
+ sg4::Mailbox* my_mailbox = sg4::Mailbox::by_name(std::to_string(id));
while (true) {
XBT_INFO("Client (%d) asks the request", id);
- simgrid::s4u::Mailbox::by_name("coordinator")->put(new Message(Message::Kind::REQUEST, my_mailbox), 1000);
+ sg4::Mailbox::by_name("coordinator")->put(new Message(Message::Kind::REQUEST, my_mailbox), 1000);
auto grant = my_mailbox->get_unique<Message>();
XBT_INFO("Client (%d) got the answer (not grant). Try again", id);
}
- simgrid::s4u::this_actor::sleep_for(my_pid);
+ sg4::this_actor::sleep_for(my_pid);
}
}
int main(int argc, char* argv[])
{
- simgrid::s4u::Engine e(&argc, argv);
+ sg4::Engine e(&argc, argv);
MC_automaton_new_propositional_symbol_pointer("cs", &cs);
e.load_platform(argv[1]);
- simgrid::s4u::Actor::create("coordinator", e.host_by_name("Tremblay"), coordinator);
- simgrid::s4u::Actor::create("client", e.host_by_name("Fafard"), client, 1);
- simgrid::s4u::Actor::create("client", e.host_by_name("Boivin"), client, 2);
+ sg4::Actor::create("coordinator", e.host_by_name("Tremblay"), coordinator);
+ sg4::Actor::create("client", e.host_by_name("Fafard"), client, 1);
+ sg4::Actor::create("client", e.host_by_name("Boivin"), client, 2);
e.run();