62 lines
1.6 KiB
C++
Executable File
62 lines
1.6 KiB
C++
Executable File
/*
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* Copyright (C) 2017-2018 infactum (infactum@gmail.com)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef TG2SIP_QUEUE_H
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#define TG2SIP_QUEUE_H
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#include <mutex>
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#include <queue>
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#include <condition_variable>
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template<typename T>
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class OptionalQueue {
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public:
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OptionalQueue() = default;
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OptionalQueue(const OptionalQueue &) = delete;
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OptionalQueue &operator=(const OptionalQueue &) = delete;
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virtual ~OptionalQueue() = default;
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void emplace(std::optional<T> &&value) {
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{
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std::unique_lock<std::mutex> lock(this->mutex);
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q.emplace(std::move(value));
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}
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};
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std::optional<T> pop() {
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std::unique_lock<std::mutex> lock(this->mutex);
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if (q.empty()) {
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return std::nullopt;
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}
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std::optional<T> value = std::move(this->q.front());
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this->q.pop();
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return value;
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};
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private:
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std::queue<std::optional<T>> q;
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std::mutex mutex;
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};
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#endif //TG2SIP_QUEUE_H
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