-/* Copyright (c) 2017 The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2017-2020. 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. */
XBT_LOG_NEW_DEFAULT_CATEGORY(s4u_actor_kill, "Messages specific for this s4u example");
-static int on_exit(void*, void*)
+static void victimA_fun()
{
- XBT_INFO("I have been killed!");
- return 0;
-}
-
-static void victim()
-{
- simgrid::s4u::this_actor::onExit(on_exit, nullptr);
+ simgrid::s4u::this_actor::on_exit([](bool /*failed*/) { XBT_INFO("I have been killed!"); });
XBT_INFO("Hello!");
XBT_INFO("Suspending myself");
simgrid::s4u::this_actor::suspend(); /* - Start by suspending itself */
XBT_INFO("Bye!"); /* - But will never reach the end of it */
}
+static void victimB_fun()
+{
+ XBT_INFO("Terminate before being killed");
+}
+
static void killer()
{
- XBT_INFO("Hello!"); /* - First start a victim process */
- simgrid::s4u::ActorPtr poor_victim =
- simgrid::s4u::Actor::createActor("victim", simgrid::s4u::Host::by_name("Fafard"), victim);
+ XBT_INFO("Hello!"); /* - First start a victim actor */
+ simgrid::s4u::ActorPtr victimA =
+ simgrid::s4u::Actor::create("victim A", simgrid::s4u::Host::by_name("Fafard"), victimA_fun);
+ simgrid::s4u::ActorPtr victimB =
+ simgrid::s4u::Actor::create("victim B", simgrid::s4u::Host::by_name("Jupiter"), victimB_fun);
simgrid::s4u::this_actor::sleep_for(10); /* - Wait for 10 seconds */
- XBT_INFO("Resume the victim"); /* - Resume it from its suspended state */
- poor_victim->resume();
+ XBT_INFO("Resume the victim A"); /* - Resume it from its suspended state */
+ victimA->resume();
simgrid::s4u::this_actor::sleep_for(2);
- XBT_INFO("Kill the victim"); /* - and then kill it */
- poor_victim->kill();
+ XBT_INFO("Kill the victim A"); /* - and then kill it */
+ simgrid::s4u::Actor::by_pid(victimA->get_pid())->kill(); // You can retrieve an actor from its PID (and then kill it)
+
+ simgrid::s4u::this_actor::sleep_for(1);
+
+ XBT_INFO("Kill victimB, even if it's already dead"); /* that's a no-op, there is no zombies in SimGrid */
+ victimB->kill(); // the actor is automatically garbage-collected after this last reference
+
+ simgrid::s4u::this_actor::sleep_for(1);
+
+ XBT_INFO("Start a new actor, and kill it right away");
+ simgrid::s4u::ActorPtr victimC =
+ simgrid::s4u::Actor::create("victim C", simgrid::s4u::Host::by_name("Jupiter"), victimA_fun);
+ victimC->kill();
+
simgrid::s4u::this_actor::sleep_for(1);
XBT_INFO("Killing everybody but myself");
- simgrid::s4u::Actor::killAll();
+ simgrid::s4u::Actor::kill_all();
XBT_INFO("OK, goodbye now. I commit a suicide.");
- simgrid::s4u::this_actor::kill();
+ simgrid::s4u::this_actor::exit();
- XBT_INFO("This line will never get displayed: I'm already dead since the previous line.");
+ XBT_INFO("This line never gets displayed: I'm already dead since the previous line.");
}
int main(int argc, char* argv[])
{
simgrid::s4u::Engine e(&argc, argv);
- xbt_assert(argc == 2, "Usage: %s platform_file\n\tExample: %s msg_platform.xml\n", argv[0], argv[0]);
+ xbt_assert(argc == 2, "Usage: %s platform_file\n\tExample: %s ../platforms/small_platform.xml\n", argv[0], argv[0]);
- e.loadPlatform(argv[1]); /* - Load the platform description */
- /* - Create and deploy killer process, that will create the victim process */
- simgrid::s4u::Actor::createActor("killer", simgrid::s4u::Host::by_name("Tremblay"), killer);
- simgrid::s4u::Actor::createActor("Alice", simgrid::s4u::Host::by_name("Jupiter"), victim);
- simgrid::s4u::Actor::createActor("Bob", simgrid::s4u::Host::by_name("Ginette"), victim);
- simgrid::s4u::Actor::createActor("Carol", simgrid::s4u::Host::by_name("Bourassa"), victim);
- simgrid::s4u::Actor::createActor("Dave", simgrid::s4u::Host::by_name("Boivin"), victim);
+ e.load_platform(argv[1]); /* - Load the platform description */
+ /* - Create and deploy killer actor, that will create the victim actors */
+ simgrid::s4u::Actor::create("killer", simgrid::s4u::Host::by_name("Tremblay"), killer);
e.run(); /* - Run the simulation */
- XBT_INFO("Simulation time %g", e.getClock());
-
return 0;
}