| /* |
| Copyright 2012-2019 Glen Joseph Fernandes |
| (glenjofe@gmail.com) |
| |
| Distributed under the Boost Software License, Version 1.0. |
| (http://www.boost.org/LICENSE_1_0.txt) |
| */ |
| #ifndef BOOST_SMART_PTR_MAKE_UNIQUE_HPP |
| #define BOOST_SMART_PTR_MAKE_UNIQUE_HPP |
| |
| #include <boost/type_traits/enable_if.hpp> |
| #include <boost/type_traits/is_array.hpp> |
| #include <boost/type_traits/is_unbounded_array.hpp> |
| #include <boost/type_traits/remove_extent.hpp> |
| #include <boost/type_traits/remove_reference.hpp> |
| #include <memory> |
| #include <utility> |
| |
| namespace boost { |
| |
| template<class T> |
| inline typename enable_if_<!is_array<T>::value, std::unique_ptr<T> >::type |
| make_unique() |
| { |
| return std::unique_ptr<T>(new T()); |
| } |
| |
| #if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES) |
| template<class T, class... Args> |
| inline typename enable_if_<!is_array<T>::value, std::unique_ptr<T> >::type |
| make_unique(Args&&... args) |
| { |
| return std::unique_ptr<T>(new T(std::forward<Args>(args)...)); |
| } |
| #endif |
| |
| template<class T> |
| inline typename enable_if_<!is_array<T>::value, std::unique_ptr<T> >::type |
| make_unique(typename remove_reference<T>::type&& value) |
| { |
| return std::unique_ptr<T>(new T(std::move(value))); |
| } |
| |
| template<class T> |
| inline typename enable_if_<!is_array<T>::value, std::unique_ptr<T> >::type |
| make_unique_noinit() |
| { |
| return std::unique_ptr<T>(new T); |
| } |
| |
| template<class T> |
| inline typename enable_if_<is_unbounded_array<T>::value, |
| std::unique_ptr<T> >::type |
| make_unique(std::size_t size) |
| { |
| return std::unique_ptr<T>(new typename remove_extent<T>::type[size]()); |
| } |
| |
| template<class T> |
| inline typename enable_if_<is_unbounded_array<T>::value, |
| std::unique_ptr<T> >::type |
| make_unique_noinit(std::size_t size) |
| { |
| return std::unique_ptr<T>(new typename remove_extent<T>::type[size]); |
| } |
| |
| } /* boost */ |
| |
| #endif |