/usr/include/caf/set_scheduler.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_SET_SCHEDULER_HPP
#define CAF_SET_SCHEDULER_HPP
#include <thread>
#include <limits>
#include "caf/policy/work_stealing.hpp"
#include "caf/scheduler/worker.hpp"
#include "caf/scheduler/coordinator.hpp"
#include "caf/scheduler/abstract_coordinator.hpp"
namespace caf {
/**
* Sets a user-defined scheduler.
* @note This function must be used before actor is spawned. Dynamically
* changing the scheduler at runtime is not supported.
* @throws std::logic_error if a scheduler is already defined
*/
void set_scheduler(scheduler::abstract_coordinator* ptr);
/**
* Sets a user-defined scheduler using given policies. The scheduler
* is instantiated with `nw` number of workers and allows each actor
* to consume up to `max_throughput` per resume (must be > 0).
* @note This function must be used before actor is spawned. Dynamically
* changing the scheduler at runtime is not supported.
* @throws std::logic_error if a scheduler is already defined
* @throws std::invalid_argument if `max_throughput == 0`
*/
template <class Policy = policy::work_stealing>
void set_scheduler(size_t nw = std::thread::hardware_concurrency(),
size_t max_throughput = std::numeric_limits<size_t>::max()) {
if (max_throughput == 0) {
throw std::invalid_argument("max_throughput must not be 0");
}
set_scheduler(new scheduler::coordinator<Policy>(nw, max_throughput));
}
} // namespace caf
#endif // CAF_SET_SCHEDULER_HPP
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