Chris@102: /////////////////////////////////////////////////////////////////////////////
Chris@102: //
Chris@102: // (C) Copyright Ion Gaztanaga  2014-2014
Chris@102: //
Chris@102: // Distributed under the Boost Software License, Version 1.0.
Chris@102: //    (See accompanying file LICENSE_1_0.txt or copy at
Chris@102: //          http://www.boost.org/LICENSE_1_0.txt)
Chris@102: //
Chris@102: // See http://www.boost.org/libs/intrusive for documentation.
Chris@102: //
Chris@102: /////////////////////////////////////////////////////////////////////////////
Chris@102: 
Chris@102: #ifndef BOOST_INTRUSIVE_DETAIL_EXCEPTION_DISPOSER_HPP
Chris@102: #define BOOST_INTRUSIVE_DETAIL_EXCEPTION_DISPOSER_HPP
Chris@102: 
Chris@102: #ifndef BOOST_CONFIG_HPP
Chris@102: #  include <boost/config.hpp>
Chris@102: #endif
Chris@102: 
Chris@102: #if defined(BOOST_HAS_PRAGMA_ONCE)
Chris@102: #  pragma once
Chris@102: #endif
Chris@102: 
Chris@102: namespace boost {
Chris@102: namespace intrusive {
Chris@102: namespace detail {
Chris@102: 
Chris@102: template<class Container, class Disposer>
Chris@102: class exception_disposer
Chris@102: {
Chris@102:    Container *cont_;
Chris@102:    Disposer  &disp_;
Chris@102: 
Chris@102:    exception_disposer(const exception_disposer&);
Chris@102:    exception_disposer &operator=(const exception_disposer&);
Chris@102: 
Chris@102:    public:
Chris@102:    exception_disposer(Container &cont, Disposer &disp)
Chris@102:       :  cont_(&cont), disp_(disp)
Chris@102:    {}
Chris@102: 
Chris@102:    void release()
Chris@102:    {  cont_ = 0;  }
Chris@102: 
Chris@102:    ~exception_disposer()
Chris@102:    {
Chris@102:       if(cont_){
Chris@102:          cont_->clear_and_dispose(disp_);
Chris@102:       }
Chris@102:    }
Chris@102: };
Chris@102: 
Chris@102: template<class Container, class Disposer, class SizeType>
Chris@102: class exception_array_disposer
Chris@102: {
Chris@102:    Container *cont_;
Chris@102:    Disposer  &disp_;
Chris@102:    SizeType  &constructed_;
Chris@102: 
Chris@102:    exception_array_disposer(const exception_array_disposer&);
Chris@102:    exception_array_disposer &operator=(const exception_array_disposer&);
Chris@102: 
Chris@102:    public:
Chris@102: 
Chris@102:    exception_array_disposer
Chris@102:       (Container &cont, Disposer &disp, SizeType &constructed)
Chris@102:       :  cont_(&cont), disp_(disp), constructed_(constructed)
Chris@102:    {}
Chris@102: 
Chris@102:    void release()
Chris@102:    {  cont_ = 0;  }
Chris@102: 
Chris@102:    ~exception_array_disposer()
Chris@102:    {
Chris@102:       SizeType n = constructed_;
Chris@102:       if(cont_){
Chris@102:          while(n--){
Chris@102:             cont_[n].clear_and_dispose(disp_);
Chris@102:          }
Chris@102:       }
Chris@102:    }
Chris@102: };
Chris@102: 
Chris@102: }  //namespace detail{
Chris@102: }  //namespace intrusive{
Chris@102: }  //namespace boost{
Chris@102: 
Chris@102: #endif //BOOST_INTRUSIVE_DETAIL_EXCEPTION_DISPOSER_HPP