Function controller_impl

robot/middleman/driver.cpp:84–94

}

behavior controller_impl(event_based_actor* self) {
  self->attach_functor([](const error&) { set_shutdown_flag(0); });
  return {
    [self](ok_atom) -> result<void> {
      set_shutdown_flag(0);
      if (auto ok = self->system().middleman().unpublish(actor{self}); !ok)
        return std::move(ok.error());
      return {};
    },
  };
}

struct config : actor_system_config {
  bool server = false;