| |
| #ifndef BOOST_MPL_LIST_AUX_ITERATOR_HPP_INCLUDED |
| #define BOOST_MPL_LIST_AUX_ITERATOR_HPP_INCLUDED |
| |
| // Copyright Aleksey Gurtovoy 2000-2004 |
| // |
| // 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/mpl for documentation. |
| |
| // $Id: iterator.hpp 49267 2008-10-11 06:19:02Z agurtovoy $ |
| // $Date: 2008-10-10 23:19:02 -0700 (Fri, 10 Oct 2008) $ |
| // $Revision: 49267 $ |
| |
| #include <ndnboost/mpl/iterator_tags.hpp> |
| #include <ndnboost/mpl/next_prior.hpp> |
| #include <ndnboost/mpl/deref.hpp> |
| #include <ndnboost/mpl/list/aux_/item.hpp> |
| #include <ndnboost/mpl/aux_/na.hpp> |
| #include <ndnboost/mpl/aux_/lambda_spec.hpp> |
| #include <ndnboost/mpl/aux_/config/ctps.hpp> |
| |
| namespace ndnboost { namespace mpl { |
| |
| #if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) |
| |
| template< typename Node > |
| struct l_iter |
| { |
| typedef aux::l_iter_tag tag; |
| typedef forward_iterator_tag category; |
| }; |
| |
| template< typename Node > |
| struct deref< l_iter<Node> > |
| { |
| typedef typename Node::item type; |
| }; |
| |
| template< typename Node > |
| struct next< l_iter<Node> > |
| { |
| typedef l_iter< typename Node::next > type; |
| }; |
| |
| #else // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION |
| |
| template< typename Node > |
| struct l_iter |
| { |
| typedef aux::l_iter_tag tag; |
| typedef forward_iterator_tag category; |
| typedef typename Node::item type; |
| typedef l_iter< typename mpl::next<Node>::type > next; |
| }; |
| |
| #endif |
| |
| |
| template<> struct l_iter<l_end> |
| { |
| typedef aux::l_iter_tag tag; |
| typedef forward_iterator_tag category; |
| #if defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) |
| typedef na type; |
| typedef l_iter next; |
| #endif |
| }; |
| |
| BOOST_MPL_AUX_PASS_THROUGH_LAMBDA_SPEC(1, l_iter) |
| |
| }} |
| |
| #endif // BOOST_MPL_LIST_AUX_ITERATOR_HPP_INCLUDED |