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