mirror of https://github.com/dolphin-emu/dolphin
31 lines
876 B
C++
31 lines
876 B
C++
// Copyright 2023 Dolphin Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include <mutex>
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// The Core only supports using a single Host thread.
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// If multiple threads want to call host functions then they need to queue
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// sequentially for access.
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// TODO: The above isn't true anymore, so we should get rid of this class.
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struct HostThreadLock
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{
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explicit HostThreadLock() : m_lock(s_host_identity_mutex) {}
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~HostThreadLock() = default;
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HostThreadLock(const HostThreadLock& other) = delete;
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HostThreadLock(HostThreadLock&& other) = delete;
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HostThreadLock& operator=(const HostThreadLock& other) = delete;
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HostThreadLock& operator=(HostThreadLock&& other) = delete;
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void Lock() { m_lock.lock(); }
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void Unlock() { m_lock.unlock(); }
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private:
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static std::mutex s_host_identity_mutex;
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std::unique_lock<std::mutex> m_lock;
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};
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