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40 lines
642 B
C++
40 lines
642 B
C++
/**
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* @brief Atomic mutex implementation.
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*
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* Configuration:
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* STA_ATOMIC_ENABLE: Enable module
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*/
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#ifndef STA_ATOMIC_MUTEX_HPP
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#define STA_ATOMIC_MUTEX_HPP
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#include <sta/config.hpp>
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#ifdef STA_ATOMIC_ENABLE
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#include <sta/intf/mutex.hpp>
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#include <atomic>
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namespace sta
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{
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/**
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* @brief Implementation of `Mutex` interface using `std::atomic_flag`.
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*/
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class AtomicMutex : public Mutex
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{
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public:
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AtomicMutex();
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void acquire() override;
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void release() override;
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private:
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std::atomic_flag lock_; /**< Atomic flag used as lock */
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};
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} // namespace sta
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#endif // STA_ATOMIC_ENABLE
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#endif // STA_ATOMIC_MUTEX_HPP
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