[KERNEL] Check if surf_action_ is nullptr

[simgrid.git] / src / kernel / activity / ExecImpl.cpp

diff --git a/src/kernel/activity/ExecImpl.cpp b/src/kernel/activity/ExecImpl.cpp
index 20c9968..9cb7149 100644 (file)
--- a/src/kernel/activity/ExecImpl.cpp
+++ b/src/kernel/activity/ExecImpl.cpp
@@ -15,20 +15,15 @@
 
 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(simix_process);
 
-simgrid::kernel::activity::ExecImpl::ExecImpl(const char* name, resource::Action* surf_action,
+simgrid::kernel::activity::ExecImpl::ExecImpl(std::string name, resource::Action* surf_action,
                                               resource::Action* timeout_detector, s4u::Host* host)
-    : host_(host)
+    : ActivityImpl(name), host_(host), surf_action_(surf_action), timeout_detector_(timeout_detector)
 {
-  if (name)
-    this->name_ = name;
   this->state_ = SIMIX_RUNNING;
 
-  surf_action_ = surf_action;
   surf_action_->set_data(this);
-  if (timeout_detector != nullptr) {
+  if (timeout_detector != nullptr)
     timeout_detector->set_data(this);
-    timeout_detector_ = timeout_detector;
-  }
 
   XBT_DEBUG("Create exec %p", this);
 }
@@ -75,9 +70,9 @@ double simgrid::kernel::activity::ExecImpl::get_remaining_ratio()
 {
   if (host_ ==
       nullptr) // parallel task: their remain is already between 0 and 1 (see comment in ExecImpl::get_remaining())
-    return surf_action_->get_remains();
+    return (surf_action_ == nullptr) ? 0 : surf_action_->get_remains();
   else // Actually compute the ratio for sequential tasks
-    return surf_action_->get_remains() / surf_action_->get_cost();
+    return (surf_action_ == nullptr) ? 0 : surf_action_->get_remains() / surf_action_->get_cost();
 }
 
 void simgrid::kernel::activity::ExecImpl::set_bound(double bound)
@@ -93,14 +88,15 @@ void simgrid::kernel::activity::ExecImpl::set_priority(double priority)
 
 void simgrid::kernel::activity::ExecImpl::post()
 {
-  if (host_ && host_->isOff()) { /* FIXME: handle resource failure for parallel tasks too */
-                                 /* If the host running the synchro failed, notice it. This way, the asking
-                                  * process can be killed if it runs on that host itself */
-                                 state_ = SIMIX_FAILED;
-  } else if (surf_action_ && surf_action_->get_state() == simgrid::kernel::resource::Action::State::failed) {
+  if (host_ && host_->is_off()) { /* FIXME: handle resource failure for parallel tasks too */
+    /* If the host running the synchro failed, notice it. This way, the asking
+     * process can be killed if it runs on that host itself */
+    state_ = SIMIX_FAILED;
+  } else if (surf_action_ && surf_action_->get_state() == simgrid::kernel::resource::Action::State::FAILED) {
     /* If the host running the synchro didn't fail, then the synchro was canceled */
     state_ = SIMIX_CANCELED;
-  } else if (timeout_detector_ && timeout_detector_->get_state() == simgrid::kernel::resource::Action::State::done) {
+  } else if (timeout_detector_ &&
+             timeout_detector_->get_state() == simgrid::kernel::resource::Action::State::FINISHED) {
     state_ = SIMIX_TIMEOUT;
   } else {
     state_ = SIMIX_DONE;
@@ -115,7 +111,7 @@ void simgrid::kernel::activity::ExecImpl::post()
     timeout_detector_ = nullptr;
   }
 
-  onCompletion(this);
+  on_completion(this);
   /* If there are simcalls associated with the synchro, then answer them */
   if (not simcalls_.empty())
     SIMIX_execution_finish(this);
@@ -126,28 +122,29 @@ simgrid::kernel::activity::ExecImpl::migrate(simgrid::s4u::Host* to)
 {
 
   if (not MC_is_active() && not MC_record_replay_is_active()) {
-    simgrid::kernel::resource::Action* oldAction = this->surf_action_;
-    simgrid::kernel::resource::Action* newAction = to->pimpl_cpu->execution_start(oldAction->get_cost());
-    newAction->set_remains(oldAction->get_remains());
-    newAction->set_data(this);
-    newAction->set_priority(oldAction->get_priority());
+    simgrid::kernel::resource::Action* old_action = this->surf_action_;
+    simgrid::kernel::resource::Action* new_action = to->pimpl_cpu->execution_start(old_action->get_cost());
+    new_action->set_remains(old_action->get_remains());
+    new_action->set_data(this);
+    new_action->set_priority(old_action->get_priority());
 
     // FIXME: the user-defined bound seem to not be kept by LMM, that seem to overwrite it for the multi-core modeling.
     // I hope that the user did not provide any.
 
-    oldAction->set_data(nullptr);
-    oldAction->cancel();
-    oldAction->unref();
-    this->surf_action_ = newAction;
+    old_action->set_data(nullptr);
+    old_action->cancel();
+    old_action->unref();
+    this->surf_action_ = new_action;
   }
 
-  onMigration(this, to);
+  on_migration(this, to);
   return this;
 }
 
 /*************
  * Callbacks *
  *************/
-simgrid::xbt::signal<void(simgrid::kernel::activity::ExecImplPtr)> simgrid::kernel::activity::ExecImpl::onCreation;
-simgrid::xbt::signal<void(simgrid::kernel::activity::ExecImplPtr)> simgrid::kernel::activity::ExecImpl::onCompletion;
-simgrid::xbt::signal<void(simgrid::kernel::activity::ExecImplPtr, simgrid::s4u::Host*)> simgrid::kernel::activity::ExecImpl::onMigration;
+simgrid::xbt::signal<void(simgrid::kernel::activity::ExecImplPtr)> simgrid::kernel::activity::ExecImpl::on_creation;
+simgrid::xbt::signal<void(simgrid::kernel::activity::ExecImplPtr)> simgrid::kernel::activity::ExecImpl::on_completion;
+simgrid::xbt::signal<void(simgrid::kernel::activity::ExecImplPtr, simgrid::s4u::Host*)>
+    simgrid::kernel::activity::ExecImpl::on_migration;