37 lines
850 B
C++
37 lines
850 B
C++
/***
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Copyright (C) 2021 J Reece Wilson (a/k/a "Reece"). All rights reserved.
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File: SpinLock.hpp
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Date: 2021-6-9
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Author: Reece
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***/
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#pragma once
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namespace Aurora::Threading::Primitives
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{
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// NOTE: A SPINLOCK CAN NOT BE AN IWAITABLE BY DEFINITION
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// Partial interface support exists for completeness alone!
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class AUKN_SYM SpinLock : public IWaitable
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{
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public:
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SpinLock();
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bool HasOSHandle(AuMach &mach) override;
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bool HasLockImplementation() override;
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bool Lock(AuUInt64 timeout) override;
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bool TryLock() override;
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void Lock() override;
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void Unlock() override;
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private:
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#if defined(_AU_HAS_ATOMIC_INTRINS)
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volatile AuAtomicInt value_;
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#else
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std::atomic_long value_;
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#endif
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};
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AUKN_SHARED_API(SpinLock, SpinLock);
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} |