-/* Copyright (c) 2007-2017. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2007-2020. 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. */
#include "src/kernel/activity/ActivityImpl.hpp"
+#include "simgrid/modelchecker.h"
+#include "src/mc/mc_replay.hpp"
+#include "src/simix/smx_private.hpp"
+#include <cmath> // isfinite()
+
+XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(simix_process);
namespace simgrid {
namespace kernel {
namespace activity {
-ActivityImpl::ActivityImpl() = default;
-ActivityImpl::~ActivityImpl() = default;
+ActivityImpl::~ActivityImpl()
+{
+ clean_action();
+ XBT_DEBUG("Destroy activity %p", this);
+}
+
+void ActivityImpl::register_simcall(smx_simcall_t simcall)
+{
+ simcalls_.push_back(simcall);
+ simcall->issuer_->waiting_synchro = this;
+}
+
+void ActivityImpl::clean_action()
+{
+ if (surf_action_) {
+ surf_action_->unref();
+ surf_action_ = nullptr;
+ }
+}
+
+double ActivityImpl::get_remaining() const
+{
+ return surf_action_ ? surf_action_->get_remains() : 0;
+}
+
+bool ActivityImpl::test()
+{
+ if (state_ != State::WAITING && state_ != State::RUNNING) {
+ finish();
+ return true;
+ }
+ return false;
+}
+
+void ActivityImpl::wait_for(actor::ActorImpl* issuer, double timeout)
+{
+ XBT_DEBUG("Wait for execution of synchro %p, state %d", this, (int)state_);
+ xbt_assert(std::isfinite(timeout), "timeout is not finite!");
+
+ /* Associate this simcall to the synchro */
+ register_simcall(&issuer->simcall);
+
+ if (MC_is_active() || MC_record_replay_is_active()) {
+ int idx = SIMCALL_GET_MC_VALUE(issuer->simcall);
+ if (idx == 0) {
+ state_ = simgrid::kernel::activity::State::DONE;
+ } else {
+ /* If we reached this point, the wait simcall must have a timeout */
+ /* Otherwise it shouldn't be enabled and executed by the MC */
+ if (timeout < 0.0)
+ THROW_IMPOSSIBLE;
+ state_ = simgrid::kernel::activity::State::TIMEOUT;
+ }
+ finish();
+ return;
+ }
+
+ /* If the synchro is already finished then perform the error handling */
+ if (state_ != simgrid::kernel::activity::State::RUNNING)
+ finish();
+ else {
+ /* we need a sleep action (even when there is no timeout) to be notified of host failures */
+ set_timeout(timeout);
+ }
+}
+
+void ActivityImpl::suspend()
+{
+ if (surf_action_ == nullptr)
+ return;
+ XBT_VERB("This activity is suspended (remain: %f)", surf_action_->get_remains());
+ surf_action_->suspend();
+ on_suspended(*this);
+}
+
+void ActivityImpl::resume()
+{
+ if (surf_action_ == nullptr)
+ return;
+ XBT_VERB("This activity is resumed (remain: %f)", surf_action_->get_remains());
+ surf_action_->resume();
+ on_resumed(*this);
+}
+
+void ActivityImpl::cancel()
+{
+ XBT_VERB("Activity %p is canceled", this);
+ if (surf_action_ != nullptr)
+ surf_action_->cancel();
+ state_ = State::CANCELED;
+}
// boost::intrusive_ptr<Activity> support:
void intrusive_ptr_add_ref(simgrid::kernel::activity::ActivityImpl* activity)
delete activity;
}
}
+xbt::signal<void(ActivityImpl const&)> ActivityImpl::on_resumed;
+xbt::signal<void(ActivityImpl const&)> ActivityImpl::on_suspended;
}
}
} // namespace simgrid::kernel::activity::
