| ////////////////////////////////////////////////////////////////////////////// |
| // |
| // (C) Copyright Ion Gaztanaga 2015-2016. |
| // Distributed under the Boost Software License, Version 1.0. |
| // (See accompanying file LICENSE_1_0.txt or copy at |
| // http://www.boost.org/LICENSE_1_0.txt) |
| // |
| // See http://www.boost.org/libs/move for documentation. |
| // |
| ////////////////////////////////////////////////////////////////////////////// |
| |
| //! \file |
| |
| #ifndef BOOST_MOVE_DETAIL_DESTRUCT_N_HPP |
| #define BOOST_MOVE_DETAIL_DESTRUCT_N_HPP |
| |
| #ifndef BOOST_CONFIG_HPP |
| # include <boost/config.hpp> |
| #endif |
| # |
| #if defined(BOOST_HAS_PRAGMA_ONCE) |
| # pragma once |
| #endif |
| |
| #include <cstddef> |
| |
| namespace boost { |
| namespace movelib{ |
| |
| template<class T, class RandItUninit> |
| class destruct_n |
| { |
| public: |
| explicit destruct_n(RandItUninit raw) |
| : m_ptr(raw), m_size() |
| {} |
| |
| void incr() |
| { |
| ++m_size; |
| } |
| |
| void incr(std::size_t n) |
| { |
| m_size += n; |
| } |
| |
| void release() |
| { |
| m_size = 0u; |
| } |
| |
| ~destruct_n() |
| { |
| while(m_size--){ |
| m_ptr[m_size].~T(); |
| } |
| } |
| private: |
| RandItUninit m_ptr; |
| std::size_t m_size; |
| }; |
| |
| }} //namespace boost { namespace movelib{ |
| |
| #endif //#ifndef BOOST_MOVE_DETAIL_DESTRUCT_N_HPP |