boost/interprocess/smart_ptr/deleter.hpp
//////////////////////////////////////////////////////////////////////////////
//
// (C) Copyright Ion Gaztanaga 2007-2012.
//
// 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/interprocess for documentation.
//
//////////////////////////////////////////////////////////////////////////////
#ifndef BOOST_INTERPROCESS_DELETER_HPP
#define BOOST_INTERPROCESS_DELETER_HPP
#if (defined _MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif
#include <boost/interprocess/detail/config_begin.hpp>
#include <boost/interprocess/interprocess_fwd.hpp>
#include <boost/interprocess/detail/utilities.hpp>
#include <boost/intrusive/pointer_traits.hpp>
//!\file
//!Describes the functor to delete objects from the segment.
namespace boost {
namespace interprocess {
//!A deleter that uses the segment manager's destroy_ptr
//!function to destroy the passed pointer resource.
//!
//!This deleter is used
template<class T, class SegmentManager>
class deleter
{
public:
typedef typename boost::intrusive::
pointer_traits<typename SegmentManager::void_pointer>::template
rebind_pointer<T>::type pointer;
private:
typedef typename boost::intrusive::
pointer_traits<pointer>::template
rebind_pointer<SegmentManager>::type segment_manager_pointer;
segment_manager_pointer mp_mngr;
public:
deleter(segment_manager_pointer pmngr)
: mp_mngr(pmngr)
{}
void operator()(const pointer &p)
{ mp_mngr->destroy_ptr(ipcdetail::to_raw_pointer(p)); }
};
} //namespace interprocess {
} //namespace boost {
#include <boost/interprocess/detail/config_end.hpp>
#endif //#ifndef BOOST_INTERPROCESS_DELETER_HPP