25 lines
407 B
C++
25 lines
407 B
C++
#pragma once
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#include <atomic>
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#include <thread>
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namespace share_data {
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class SpinMutex {
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public:
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void lock() noexcept {
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while(lock_.test_and_set(std::memory_order_acquire)) {
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std::this_thread::yield();
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}
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}
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void unlock() noexcept {
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lock_.clear(std::memory_order_release);
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}
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private:
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std::atomic_flag lock_ = ATOMIC_FLAG_INIT;
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};
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} // share_data
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