/usr/include/caf/policy/profiled.hpp is in libcaf-dev 0.13.2-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* ____ _ _____ *
* / ___| / \ | ___| C++ *
* | | / _ \ | |_ Actor *
* | |___ / ___ \| _| Framework *
* \____/_/ \_|_| *
* *
* Copyright (C) 2011 - 2015 *
* Dominik Charousset <dominik.charousset (at) haw-hamburg.de> *
* *
* Distributed under the terms and conditions of the BSD 3-Clause License or *
* (at your option) under the terms and conditions of the Boost Software *
* License 1.0. See accompanying files LICENSE and LICENSE_ALTERNATIVE. *
* *
* If you did not receive a copy of the license files, see *
* http://opensource.org/licenses/BSD-3-Clause and *
* http://www.boost.org/LICENSE_1_0.txt. *
******************************************************************************/
#ifndef CAF_POLICY_PROFILED_HPP
#define CAF_POLICY_PROFILED_HPP
#include "caf/resumable.hpp"
#include "caf/abstract_actor.hpp"
namespace caf {
namespace scheduler {
template <class>
class profiled_coordinator;
} // namespace scheduler
namespace policy {
/**
* An enhancement of CAF's scheduling policy which records fine-grained
* resource utiliziation for worker threads and actors in the parent
* coordinator of the workers.
*/
template <class Policy>
struct profiled : Policy {
using coordinator_type = scheduler::profiled_coordinator<profiled<Policy>>;
static actor_id id_of(resumable* job) {
auto ptr = dynamic_cast<abstract_actor*>(job);
return ptr ? ptr->id() : 0;
}
template <class Worker>
void before_resume(Worker* worker, resumable* job) {
Policy::before_resume(worker, job);
auto parent = static_cast<coordinator_type*>(worker->parent());
parent->start_measuring(worker->id(), id_of(job));
}
template <class Worker>
void after_resume(Worker* worker, resumable* job) {
Policy::after_resume(worker, job);
auto parent = static_cast<coordinator_type*>(worker->parent());
parent->stop_measuring(worker->id(), id_of(job));
}
template <class Worker>
void after_completion(Worker* worker, resumable* job) {
Policy::after_completion(worker, job);
auto parent = static_cast<coordinator_type*>(worker->parent());
parent->remove_job(id_of(job));
}
};
} // namespace policy
} // namespace caf
#endif // CAF_POLICY_PROFILED_HPP
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