From ccce6cb3be062fc7ae162bed32202538ebc2e3d9 Mon Sep 17 00:00:00 2001
From: bunnei <bunneidev@gmail.com>
Date: Thu, 3 Dec 2020 22:26:42 -0800
Subject: hle: kernel: Migrate to KScopedSchedulerLock.

---
 src/core/hle/kernel/k_scoped_lock.h | 39 +++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 src/core/hle/kernel/k_scoped_lock.h

(limited to 'src/core/hle/kernel/k_scoped_lock.h')

diff --git a/src/core/hle/kernel/k_scoped_lock.h b/src/core/hle/kernel/k_scoped_lock.h
new file mode 100644
index 000000000..03320859f
--- /dev/null
+++ b/src/core/hle/kernel/k_scoped_lock.h
@@ -0,0 +1,39 @@
+// Copyright 2020 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+// This file references various implementation details from Atmosphere, an open-source firmware for
+// the Nintendo Switch. Copyright 2018-2020 Atmosphere-NX.
+
+#pragma once
+
+#include "common/common_types.h"
+
+namespace Kernel {
+
+template <typename T>
+concept KLockable = !std::is_reference<T>::value && requires(T & t) {
+    { t.Lock() }
+    ->std::same_as<void>;
+    { t.Unlock() }
+    ->std::same_as<void>;
+};
+
+template <typename T>
+requires KLockable<T> class KScopedLock : NonCopyable {
+
+private:
+    T* lock_ptr;
+
+public:
+    explicit KScopedLock(T* l) : lock_ptr(l) {
+        this->lock_ptr->Lock();
+    }
+    explicit KScopedLock(T& l) : KScopedLock(std::addressof(l)) { /* ... */
+    }
+    ~KScopedLock() {
+        this->lock_ptr->Unlock();
+    }
+};
+
+} // namespace Kernel
-- 
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