williamr@2: williamr@2: #ifndef BOOST_MPL_FOLD_HPP_INCLUDED williamr@2: #define BOOST_MPL_FOLD_HPP_INCLUDED williamr@2: williamr@2: // Copyright Aleksey Gurtovoy 2001-2004 williamr@2: // Copyright David Abrahams 2001-2002 williamr@2: // williamr@2: // Distributed under the Boost Software License, Version 1.0. williamr@2: // (See accompanying file LICENSE_1_0.txt or copy at williamr@2: // http://www.boost.org/LICENSE_1_0.txt) williamr@2: // williamr@2: // See http://www.boost.org/libs/mpl for documentation. williamr@2: williamr@2: // $Source: /cvsroot/boost/boost/boost/mpl/fold.hpp,v $ williamr@2: // $Date: 2004/09/02 15:40:41 $ williamr@2: // $Revision: 1.4 $ williamr@2: williamr@2: #include williamr@2: #include williamr@2: #include williamr@2: #include williamr@2: #include williamr@2: williamr@2: namespace boost { namespace mpl { williamr@2: williamr@2: template< williamr@2: typename BOOST_MPL_AUX_NA_PARAM(Sequence) williamr@2: , typename BOOST_MPL_AUX_NA_PARAM(State) williamr@2: , typename BOOST_MPL_AUX_NA_PARAM(ForwardOp) williamr@2: > williamr@2: struct fold williamr@2: { williamr@2: typedef typename aux::fold_impl< williamr@2: ::boost::mpl::O1_size::value williamr@2: , typename begin::type williamr@2: , typename end::type williamr@2: , State williamr@2: , ForwardOp williamr@2: >::state type; williamr@2: williamr@2: BOOST_MPL_AUX_LAMBDA_SUPPORT(3,fold,(Sequence,State,ForwardOp)) williamr@2: }; williamr@2: williamr@2: BOOST_MPL_AUX_NA_SPEC(3, fold) williamr@2: williamr@2: }} williamr@2: williamr@2: #endif // BOOST_MPL_FOLD_HPP_INCLUDED