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/Src/Dependencies/Boost/boost/mpl/aux_/inserter_algorithm.hpp

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  1
  2#ifndef BOOST_MPL_AUX_INSERTER_ALGORITHM_HPP_INCLUDED
  3#define BOOST_MPL_AUX_INSERTER_ALGORITHM_HPP_INCLUDED
  4
  5// Copyright Aleksey Gurtovoy 2003-2004
  6// Copyright David Abrahams 2003-2004
  7//
  8// Distributed under the Boost Software License, Version 1.0. 
  9// (See accompanying file LICENSE_1_0.txt or copy at 
 10// http://www.boost.org/LICENSE_1_0.txt)
 11//
 12// See http://www.boost.org/libs/mpl for documentation.
 13
 14// $Id: inserter_algorithm.hpp 55648 2009-08-18 05:16:53Z agurtovoy $
 15// $Date: 2009-08-18 15:16:53 +1000 (Tue, 18 Aug 2009) $
 16// $Revision: 55648 $
 17
 18#include <boost/mpl/back_inserter.hpp>
 19#include <boost/mpl/front_inserter.hpp>
 20#include <boost/mpl/push_back.hpp>
 21#include <boost/mpl/push_front.hpp>
 22#include <boost/mpl/back_inserter.hpp>
 23#include <boost/mpl/front_inserter.hpp>
 24#include <boost/mpl/clear.hpp>
 25#include <boost/mpl/eval_if.hpp>
 26#include <boost/mpl/if.hpp>
 27#include <boost/mpl/aux_/na.hpp>
 28#include <boost/mpl/aux_/common_name_wknd.hpp>
 29#include <boost/mpl/aux_/na_spec.hpp>
 30#include <boost/mpl/aux_/preprocessor/params.hpp>
 31#include <boost/mpl/aux_/preprocessor/default_params.hpp>
 32#include <boost/mpl/aux_/config/ctps.hpp>
 33
 34#include <boost/preprocessor/arithmetic/dec.hpp>
 35
 36#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
 37
 38#   define BOOST_MPL_AUX_INSERTER_ALGORITHM_DEF(arity, name) \
 39BOOST_MPL_AUX_COMMON_NAME_WKND(name) \
 40template< \
 41      BOOST_MPL_PP_DEFAULT_PARAMS(arity, typename P, na) \
 42    > \
 43struct name \
 44    : aux::name##_impl<BOOST_MPL_PP_PARAMS(arity, P)> \
 45{ \
 46}; \
 47\
 48template< \
 49      BOOST_MPL_PP_PARAMS(BOOST_PP_DEC(arity), typename P) \
 50    > \
 51struct name< BOOST_MPL_PP_PARAMS(BOOST_PP_DEC(arity), P),na > \
 52    : if_< has_push_back< typename clear<P1>::type> \
 53        , aux::name##_impl< \
 54              BOOST_MPL_PP_PARAMS(BOOST_PP_DEC(arity), P) \
 55            , back_inserter< typename clear<P1>::type > \
 56            > \
 57        , aux::reverse_##name##_impl< \
 58              BOOST_MPL_PP_PARAMS(BOOST_PP_DEC(arity), P) \
 59            , front_inserter< typename clear<P1>::type > \
 60            > \
 61        >::type \
 62{ \
 63}; \
 64\
 65template< \
 66      BOOST_MPL_PP_DEFAULT_PARAMS(arity, typename P, na) \
 67    > \
 68struct reverse_##name \
 69    : aux::reverse_##name##_impl<BOOST_MPL_PP_PARAMS(arity, P)> \
 70{ \
 71}; \
 72\
 73template< \
 74      BOOST_MPL_PP_PARAMS(BOOST_PP_DEC(arity), typename P) \
 75    > \
 76struct reverse_##name< BOOST_MPL_PP_PARAMS(BOOST_PP_DEC(arity), P),na > \
 77    : if_< has_push_back<P1> \
 78        , aux::reverse_##name##_impl< \
 79              BOOST_MPL_PP_PARAMS(BOOST_PP_DEC(arity), P) \
 80            , back_inserter< typename clear<P1>::type > \
 81            > \
 82        , aux::name##_impl< \
 83              BOOST_MPL_PP_PARAMS(BOOST_PP_DEC(arity), P) \
 84            , front_inserter< typename clear<P1>::type > \
 85            > \
 86        >::type \
 87{ \
 88}; \
 89BOOST_MPL_AUX_NA_SPEC(arity, name) \
 90BOOST_MPL_AUX_NA_SPEC(arity, reverse_##name) \
 91/**/
 92
 93#else
 94
 95#   define BOOST_MPL_AUX_INSERTER_ALGORITHM_DEF(arity, name) \
 96BOOST_MPL_AUX_COMMON_NAME_WKND(name) \
 97template< \
 98      BOOST_MPL_PP_PARAMS(BOOST_PP_DEC(arity), typename P) \
 99    > \
100struct def_##name##_impl \
101    : if_< has_push_back<P1> \
102        , aux::name##_impl< \
103              BOOST_MPL_PP_PARAMS(BOOST_PP_DEC(arity), P) \
104            , back_inserter< typename clear<P1>::type > \
105            > \
106        , aux::reverse_##name##_impl< \
107              BOOST_MPL_PP_PARAMS(BOOST_PP_DEC(arity), P) \
108            , front_inserter< typename clear<P1>::type > \
109            > \
110        >::type \
111{ \
112}; \
113\
114template< \
115      BOOST_MPL_PP_DEFAULT_PARAMS(arity, typename P, na) \
116    > \
117struct name \
118{ \
119    typedef typename eval_if< \
120          is_na<BOOST_PP_CAT(P, arity)> \
121        , def_##name##_impl<BOOST_MPL_PP_PARAMS(BOOST_PP_DEC(arity), P)> \
122        , aux::name##_impl<BOOST_MPL_PP_PARAMS(arity, P)> \
123        >::type type; \
124}; \
125\
126template< \
127      BOOST_MPL_PP_PARAMS(BOOST_PP_DEC(arity), typename P) \
128    > \
129struct def_reverse_##name##_impl \
130    : if_< has_push_back<P1> \
131        , aux::reverse_##name##_impl< \
132              BOOST_MPL_PP_PARAMS(BOOST_PP_DEC(arity), P) \
133            , back_inserter< typename clear<P1>::type > \
134            > \
135        , aux::name##_impl< \
136              BOOST_MPL_PP_PARAMS(BOOST_PP_DEC(arity), P) \
137            , front_inserter< typename clear<P1>::type > \
138            > \
139        >::type \
140{ \
141}; \
142template< \
143      BOOST_MPL_PP_DEFAULT_PARAMS(arity, typename P, na) \
144    > \
145struct reverse_##name \
146{ \
147    typedef typename eval_if< \
148          is_na<BOOST_PP_CAT(P, arity)> \
149        , def_reverse_##name##_impl<BOOST_MPL_PP_PARAMS(BOOST_PP_DEC(arity), P)> \
150        , aux::reverse_##name##_impl<BOOST_MPL_PP_PARAMS(arity, P)> \
151        >::type type; \
152}; \
153BOOST_MPL_AUX_NA_SPEC(arity, name) \
154BOOST_MPL_AUX_NA_SPEC(arity, reverse_##name) \
155/**/
156
157#endif // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
158
159#endif // BOOST_MPL_AUX_INSERTER_ALGORITHM_HPP_INCLUDED