mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
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3a1ccdd919
* ams: update to build with gcc10/c++20 * remove mno-outline-atomics * ams: take care of most TODO C++20s * fusee/sept: update for gcc10 * whoosh, your code now uses pre-compiled headers * make: dependency fixes
39 lines
1.4 KiB
C++
39 lines
1.4 KiB
C++
/*
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* Copyright (c) 2018-2020 Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* 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 <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <mesosphere/kern_common.hpp>
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namespace ams::kern {
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template<typename T>
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concept KLockable = !std::is_reference<T>::value && requires (T &t) {
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{ t.Lock() } -> std::same_as<void>;
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{ t.Unlock() } -> std::same_as<void>;
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};
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template<typename T> requires KLockable<T>
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class KScopedLock {
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NON_COPYABLE(KScopedLock);
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NON_MOVEABLE(KScopedLock);
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private:
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T *lock_ptr;
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public:
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explicit ALWAYS_INLINE KScopedLock(T *l) : lock_ptr(l) { this->lock_ptr->Lock(); }
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explicit ALWAYS_INLINE KScopedLock(T &l) : KScopedLock(std::addressof(l)) { /* ... */ }
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ALWAYS_INLINE ~KScopedLock() { this->lock_ptr->Unlock(); }
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};
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}
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