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