sync_barrier.h

Go to the documentation of this file.

/*
 * Copyright 2023 MusicScience37 (Kenta Kabashima)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
#pragma once
 
#include <cstddef>
#include <memory>
 
namespace stat_bench {
namespace util {

class ISyncBarrier {
public:
    virtual void wait() = 0;
 
    ISyncBarrier(const ISyncBarrier&) = delete;
    ISyncBarrier(ISyncBarrier&&) = delete;
    auto operator=(const ISyncBarrier&) = delete;
    auto operator=(ISyncBarrier&&) = delete;

    virtual ~ISyncBarrier() = default;
 
protected:
    ISyncBarrier() = default;
};

[[nodiscard]] auto create_mutex_sync_barrier(std::size_t num_waiting_threads)
    -> std::shared_ptr<ISyncBarrier>;

[[nodiscard]] auto create_sync_barrier(std::size_t num_waiting_threads)
    -> std::shared_ptr<ISyncBarrier>;
 
}  // namespace util
}  // namespace stat_bench