epoc32/include/stdapis/boost/mpl/aux_/inserter_algorithm.hpp
author William Roberts <williamr@symbian.org>
Wed, 31 Mar 2010 12:27:01 +0100
branchSymbian2
changeset 3 e1b950c65cb4
permissions -rw-r--r--
Attempt to represent the S^2->S^3 header reorganisation as a series of "hg rename" operations
     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 // $Source: /cvsroot/boost/boost/boost/mpl/aux_/inserter_algorithm.hpp,v $
    15 // $Date: 2004/09/02 15:40:43 $
    16 // $Revision: 1.2 $
    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) \
    39 BOOST_MPL_AUX_COMMON_NAME_WKND(name) \
    40 template< \
    41       BOOST_MPL_PP_DEFAULT_PARAMS(arity, typename P, na) \
    42     > \
    43 struct name \
    44     : aux::name##_impl<BOOST_MPL_PP_PARAMS(arity, P)> \
    45 { \
    46 }; \
    47 \
    48 template< \
    49       BOOST_MPL_PP_PARAMS(BOOST_PP_DEC(arity), typename P) \
    50     > \
    51 struct name< BOOST_MPL_PP_PARAMS(BOOST_PP_DEC(arity), P),na > \
    52     : if_< has_push_back<P1> \
    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 \
    65 template< \
    66       BOOST_MPL_PP_DEFAULT_PARAMS(arity, typename P, na) \
    67     > \
    68 struct reverse_##name \
    69     : aux::reverse_##name##_impl<BOOST_MPL_PP_PARAMS(arity, P)> \
    70 { \
    71 }; \
    72 \
    73 template< \
    74       BOOST_MPL_PP_PARAMS(BOOST_PP_DEC(arity), typename P) \
    75     > \
    76 struct 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 }; \
    89 BOOST_MPL_AUX_NA_SPEC(arity, name) \
    90 BOOST_MPL_AUX_NA_SPEC(arity, reverse_##name) \
    91 /**/
    92 
    93 #else
    94 
    95 #   define BOOST_MPL_AUX_INSERTER_ALGORITHM_DEF(arity, name) \
    96 BOOST_MPL_AUX_COMMON_NAME_WKND(name) \
    97 template< \
    98       BOOST_MPL_PP_PARAMS(BOOST_PP_DEC(arity), typename P) \
    99     > \
   100 struct 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 \
   114 template< \
   115       BOOST_MPL_PP_DEFAULT_PARAMS(arity, typename P, na) \
   116     > \
   117 struct 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 \
   126 template< \
   127       BOOST_MPL_PP_PARAMS(BOOST_PP_DEC(arity), typename P) \
   128     > \
   129 struct 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 }; \
   142 template< \
   143       BOOST_MPL_PP_DEFAULT_PARAMS(arity, typename P, na) \
   144     > \
   145 struct 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 }; \
   153 BOOST_MPL_AUX_NA_SPEC(arity, name) \
   154 BOOST_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