89 lines
2.1 KiB
C++
89 lines
2.1 KiB
C++
/***
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Copyright (C) 2021 J Reece Wilson (a/k/a "Reece"). All rights reserved.
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File: LockGuard.hpp
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Date: 2021-6-10
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Author: Reece
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***/
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#pragma once
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namespace Aurora::Threading
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{
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template<typename T>
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class LockGuard
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{
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private:
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using Internal_t = AuRemovePointer_t<T>;
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public:
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LockGuard(T &lock)
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{
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if constexpr (AuIsPointer_v<T>)
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{
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annoying_ = lock;
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}
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else
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{
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annoying_ = &lock;
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}
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if constexpr (AuIsBaseOfTemplate<AURORA_RUNTIME_AU_SHARED_PTR, Internal_t>::value || AuIsBaseOfTemplate<AURORA_RUNTIME_AU_UNIQUE_PTR, Internal_t>::value)
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{
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annoying_->get()->Lock();
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}
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else
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{
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annoying_->Lock();
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}
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constructed_ = true;
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}
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LockGuard(T &&lock)
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{
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if constexpr (AuIsPointer_v<T>)
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{
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annoying_ = lock;
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}
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else
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{
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annoying_ = &lock;
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}
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if constexpr (AuIsBaseOfTemplate<AURORA_RUNTIME_AU_SHARED_PTR, Internal_t>::value || AuIsBaseOfTemplate<AURORA_RUNTIME_AU_UNIQUE_PTR, Internal_t>::value)
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{
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annoying_->get()->Lock();
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}
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else
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{
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annoying_->Lock();
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}
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constructed_ = true;
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}
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~LockGuard()
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{
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if (!constructed_)
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{
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return;
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}
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if constexpr (AuIsBaseOfTemplate<AURORA_RUNTIME_AU_SHARED_PTR, Internal_t>::value || AuIsBaseOfTemplate<AURORA_RUNTIME_AU_UNIQUE_PTR, Internal_t>::value)
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{
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annoying_->get()->Unlock();
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}
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else
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{
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annoying_->Unlock();
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}
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}
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private:
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AuConditional_t<AuIsPointer_v<T>, T, T*> annoying_;
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bool constructed_ {};
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};
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#define AU_LOCK_GUARD(variable) Aurora::Threading::LockGuard<decltype(variable)> AU_CONCAT(__stack_lock, __COUNTER__) (variable);
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} |