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50 lines
2.0 KiB
C++
50 lines
2.0 KiB
C++
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/////////////////////////////////////////////////////////////////////////////
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//
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// (C) Copyright Ion Gaztanaga 2010-2013
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//
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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/intrusive for documentation.
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//
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/////////////////////////////////////////////////////////////////////////////
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#ifndef BOOST_INTRUSIVE_PARENT_FROM_MEMBER_HPP
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#define BOOST_INTRUSIVE_PARENT_FROM_MEMBER_HPP
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#include <boost/intrusive/detail/config_begin.hpp>
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#include <boost/intrusive/detail/workaround.hpp>
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#include <boost/intrusive/intrusive_fwd.hpp>
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#include <boost/intrusive/detail/parent_from_member.hpp>
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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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namespace boost {
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namespace intrusive {
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//! Given a pointer to a member and its corresponding pointer to data member,
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//! this function returns the pointer of the parent containing that member.
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//! Note: this function does not work with pointer to members that rely on
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//! virtual inheritance.
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template<class Parent, class Member>
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BOOST_INTRUSIVE_FORCEINLINE Parent *get_parent_from_member(Member *member, const Member Parent::* ptr_to_member)
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{ return ::boost::intrusive::detail::parent_from_member(member, ptr_to_member); }
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//! Given a const pointer to a member and its corresponding const pointer to data member,
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//! this function returns the const pointer of the parent containing that member.
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//! Note: this function does not work with pointer to members that rely on
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//! virtual inheritance.
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template<class Parent, class Member>
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BOOST_INTRUSIVE_FORCEINLINE const Parent *get_parent_from_member(const Member *member, const Member Parent::* ptr_to_member)
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{ return ::boost::intrusive::detail::parent_from_member(member, ptr_to_member); }
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} //namespace intrusive {
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} //namespace boost {
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#include <boost/intrusive/detail/config_end.hpp>
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#endif //#ifndef BOOST_INTRUSIVE_PARENT_FROM_MEMBER_HPP
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