New upstream version 5.3upstream/5.3upstream

1 files changed, 23 insertions, 0 deletions

diff --git a/include/libHX/tie.hpp b/include/libHX/tie.hpp
new file mode 100644
index 0000000..c3c9d69
--- /dev/null
+++ b/include/libHX/tie.hpp
@@ -0,0 +1,23 @@
+#pragma once
+#include <memory>
+
+namespace HX {
+
+template<typename T, typename D> class unique_proxy {
+	public:
+	unique_proxy(std::unique_ptr<T, D> &a) : u(a), p(u.get()) {}
+	~unique_proxy() { u.reset(p); }
+	typename std::unique_ptr<T, D>::pointer *operator&() { return &p; }
+	unique_proxy &operator~() { u.reset(); p = nullptr; return *this; }
+	private:
+	std::unique_ptr<T, D> &u;
+	typename std::unique_ptr<T, D>::pointer p;
+};
+
+template<typename T, typename D> unique_proxy<T, D>
+unique_tie(std::unique_ptr<T, D> &u)
+{
+	return unique_proxy<T, D>(u);
+}
+
+} /* namespace */