shared: move ScopeExit from riscv64 arch kernel code

this file is c++11 only. Change-Id: Ibff7acec00337a9f56f9b8e29ea262c8d64c2446 Reviewed-on: https://review.haiku-os.org/c/haiku/+/5292 Tested-by: Commit checker robot <[email protected]> Reviewed-by: Fredrik Holmqvist <[email protected]> Reviewed-by: Jérôme Duval <[email protected]>
2022-09-21 16:09:33 +00:00
parent b4d0fd9177
commit 74a5cb7bbc
2 changed files with 45 additions and 35 deletions
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2022, Haiku, Inc. All Rights Reserved.
+ * Distributed under the terms of the MIT License.
+ */
+#ifndef _SCOPE_EXIT_H
+#define _SCOPE_EXIT_H
+
+
+#if __cplusplus < 201103L
+#error This file requires compiler support for the C++11 standard.
+#endif
+
+
+#include <utility>
+
+
+template<typename F>
+class ScopeExit
+{
+public:
+	explicit ScopeExit(F&& fn) : fFn(fn)
+	{
+	}
+
+	~ScopeExit()
+	{
+		fFn();
+	}
+
+	ScopeExit(ScopeExit&& other) : fFn(std::move(other.fFn))
+	{
+	}
+
+private:
+	ScopeExit(const ScopeExit&);
+	ScopeExit& operator=(const ScopeExit&);
+
+private:
+	F fFn;
+};
+
+
+#endif // _SCOPE_EXIT_H