+++ /dev/null
-/* Copyright (c) 2006-2018. 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 <mutex> /* std::mutex and std::lock_guard */
-#include "simgrid/s4u.hpp" /* All of S4U */
-
-#define NB_ACTOR 6
-
-XBT_LOG_NEW_DEFAULT_CATEGORY(s4u_test, "a sample log category");
-
-/* This worker uses a classical mutex */
-static void worker(simgrid::s4u::MutexPtr mutex, int& result)
-{
- // lock the mutex before enter in the critical section
- mutex->lock();
-
- XBT_INFO("Hello s4u, I'm ready to compute after a regular lock");
- // And finaly add it to the results
- result += 1;
- XBT_INFO("I'm done, good bye");
-
- // You have to unlock the mutex if you locked it manually.
- // Beware of exceptions preventing your unlock() from being executed!
- mutex->unlock();
-}
-
-static void workerLockGuard(simgrid::s4u::MutexPtr mutex, int& result)
-{
- // Simply use the std::lock_guard like this
- // It's like a lock() that would do the unlock() automatically when getting out of scope
- std::lock_guard<simgrid::s4u::Mutex> lock(*mutex);
-
- // then you are in a safe zone
- XBT_INFO("Hello s4u, I'm ready to compute after a lock_guard");
- // update the results
- result += 1;
- XBT_INFO("I'm done, good bye");
-
- // Nothing specific here: the unlock will be automatic
-}
-
-static void master()
-{
- int result = 0;
- simgrid::s4u::MutexPtr mutex = simgrid::s4u::Mutex::create();
-
- for (int i = 0; i < NB_ACTOR * 2 ; i++) {
- // To create a worker use the static method simgrid::s4u::Actor.
- if((i % 2) == 0 )
- simgrid::s4u::Actor::create("worker", simgrid::s4u::Host::by_name("Jupiter"), workerLockGuard, mutex,
- std::ref(result));
- else
- simgrid::s4u::Actor::create("worker", simgrid::s4u::Host::by_name("Tremblay"), worker, mutex, std::ref(result));
- }
-
- simgrid::s4u::this_actor::sleep_for(10);
- XBT_INFO("Results is -> %d", result);
-}
-
-int main(int argc, char **argv)
-{
- simgrid::s4u::Engine e(&argc, argv);
- e.load_platform("../../platforms/two_hosts.xml");
- simgrid::s4u::Actor::create("main", simgrid::s4u::Host::by_name("Tremblay"), master);
- e.run();
-
- return 0;
-}