forked from boostorg/smart_ptr
63 lines
2.2 KiB
C++
63 lines
2.2 KiB
C++
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/*
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* Copyright (c) 2012 Glen Joseph Fernandes
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* glenfe at live dot com
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*
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* Distributed under the Boost Software License,
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* Version 1.0. (See accompanying file LICENSE_1_0.txt
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* or copy at http://boost.org/LICENSE_1_0.txt)
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*/
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#ifndef BOOST_SMART_PTR_MAKE_SHARED_ARRAY_HPP
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#define BOOST_SMART_PTR_MAKE_SHARED_ARRAY_HPP
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#include <boost/shared_ptr.hpp>
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#include <boost/smart_ptr/detail/array_deleter.hpp>
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#include <boost/smart_ptr/detail/make_array_helper.hpp>
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#include <boost/smart_ptr/detail/sp_if_array.hpp>
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#include <boost/type_traits/remove_cv.hpp>
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namespace boost {
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template<typename T>
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inline typename detail::sp_if_array<T>::type
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make_shared(std::size_t size) {
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typedef typename remove_cv<shared_ptr<T>::element_type>::type T1;
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T1* p1 = 0;
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detail::make_array_helper<T1> a1(size, &p1);
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detail::array_deleter<T1> d1;
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shared_ptr<T> s1(p1, d1, a1);
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detail::array_deleter<T1>* d2;
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d2 = get_deleter<detail::array_deleter<T1> >(s1);
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d2->construct(p1, size);
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return shared_ptr<T>(s1, p1);
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}
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#if defined(BOOST_HAS_VARIADIC_TMPL) && defined(BOOST_HAS_RVALUE_REFS)
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template<typename T, typename... Args>
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inline typename detail::sp_if_array<T>::type
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make_shared(std::size_t size, Args&&... args) {
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typedef typename remove_cv<shared_ptr<T>::element_type>::type T1;
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T1* p1 = 0;
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detail::make_array_helper<T1> a1(size, &p1);
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detail::array_deleter<T1> d1;
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shared_ptr<T> s1(p1, d1, a1);
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detail::array_deleter<T1>* d2;
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d2 = get_deleter<detail::array_deleter<T1> >(s1);
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d2->construct(p1, size, std::forward<Args>(args)...);
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return shared_ptr<T>(s1, p1);
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}
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#endif
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template<typename T>
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inline typename detail::sp_if_array<T>::type
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make_shared_noinit(std::size_t size) {
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typedef typename remove_cv<shared_ptr<T>::element_type>::type T1;
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T1* p1 = 0;
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detail::make_array_helper<T1> a1(size, &p1);
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detail::array_deleter<T1> d1;
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shared_ptr<T> s1(p1, d1, a1);
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detail::array_deleter<T1>* d2;
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d2 = get_deleter<detail::array_deleter<T1> >(s1);
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d2->construct_noinit(p1, size);
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return shared_ptr<T>(s1, p1);
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}
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}
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#endif
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