Symaptic: os/ossrv/ossrv_pub/boost_apis/boost/mpl/apply.hpp@bde4ae8d615e

     2 #if !defined(BOOST_PP_IS_ITERATING)

     4 ///// header body

     6 #ifndef BOOST_MPL_APPLY_HPP_INCLUDED

     7 #define BOOST_MPL_APPLY_HPP_INCLUDED

     9 // Copyright Aleksey Gurtovoy 2000-2004

    10 //

    11 // Distributed under the Boost Software License, Version 1.0.

    12 // (See accompanying file LICENSE_1_0.txt or copy at

    13 // http://www.boost.org/LICENSE_1_0.txt)

    14 //

    15 // See http://www.boost.org/libs/mpl for documentation.

    17 // $Source: /cvsroot/boost/boost/boost/mpl/apply.hpp,v $

    18 // $Date: 2004/09/02 15:40:41 $

    19 // $Revision: 1.17 $

    21 #if !defined(BOOST_MPL_PREPROCESSING_MODE)

    22 #   include <boost/mpl/apply_fwd.hpp>

    23 #   include <boost/mpl/apply_wrap.hpp>

    24 #   include <boost/mpl/placeholders.hpp>

    25 #   include <boost/mpl/lambda.hpp>

    26 #   include <boost/mpl/aux_/na.hpp>

    27 #   include <boost/mpl/aux_/lambda_support.hpp>

    28 #endif

    30 #include <boost/mpl/aux_/config/use_preprocessed.hpp>

    32 #if !defined(BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS) \

    33     && !defined(BOOST_MPL_PREPROCESSING_MODE)

    35 #   define BOOST_MPL_PREPROCESSED_HEADER apply.hpp

    36 #   include <boost/mpl/aux_/include_preprocessed.hpp>

    38 #else

    40 #   include <boost/mpl/limits/arity.hpp>

    41 #   include <boost/mpl/aux_/preprocessor/params.hpp>

    42 #   include <boost/mpl/aux_/preprocessor/default_params.hpp>

    43 #   include <boost/mpl/aux_/preprocessor/partial_spec_params.hpp>

    44 #   include <boost/mpl/aux_/preprocessor/enum.hpp>

    45 #   include <boost/mpl/aux_/config/lambda.hpp>

    46 #   include <boost/mpl/aux_/config/dtp.hpp>

    47 #   include <boost/mpl/aux_/nttp_decl.hpp>

    48 #   include <boost/mpl/aux_/config/eti.hpp>

    49 #   include <boost/mpl/aux_/config/msvc.hpp>

    50 #   include <boost/mpl/aux_/config/workaround.hpp>

    52 #   include <boost/preprocessor/comma_if.hpp>

    53 #   include <boost/preprocessor/inc.hpp>

    54 #   include <boost/preprocessor/iterate.hpp>

    55 #   include <boost/preprocessor/cat.hpp>

    57 namespace boost { namespace mpl {

    59 // local macros, #undef-ined at the end of the header

    60 #   define AUX778076_APPLY_PARAMS(param) \

    61     BOOST_MPL_PP_PARAMS( \

    62           BOOST_MPL_LIMIT_METAFUNCTION_ARITY \

    63         , param \

    64         ) \

    65     /**/

    67 #   define AUX778076_APPLY_DEF_PARAMS(param, value) \

    68     BOOST_MPL_PP_DEFAULT_PARAMS( \

    69           BOOST_MPL_LIMIT_METAFUNCTION_ARITY \

    70         , param \

    71         , value \

    72         ) \

    73     /**/

    75 #   define AUX778076_APPLY_N_PARAMS(n, param) \

    76     BOOST_MPL_PP_PARAMS(n, param) \

    77     /**/

    79 #   define AUX778076_APPLY_N_COMMA_PARAMS(n, param) \

    80     BOOST_PP_COMMA_IF(n) \

    81     BOOST_MPL_PP_PARAMS(n, param) \

    82     /**/

    84 #   define AUX778076_APPLY_N_PARTIAL_SPEC_PARAMS(n, param, def) \

    85     BOOST_PP_COMMA_IF(n) \

    86     BOOST_MPL_PP_PARTIAL_SPEC_PARAMS(n, param, def) \

    87     /**/

    89 #   define AUX778076_APPLY_N_SPEC_PARAMS(n, param) \

    90     BOOST_MPL_PP_ENUM(BOOST_PP_INC(n), param) \

    91     /**/

    94 #define BOOST_PP_ITERATION_PARAMS_1 \

    95     (3,(0, BOOST_MPL_LIMIT_METAFUNCTION_ARITY, <boost/mpl/apply.hpp>))

    96 #include BOOST_PP_ITERATE()

    98 #   if !defined(BOOST_MPL_CFG_NO_APPLY_TEMPLATE)

    99 // real C++ version is already taken care of

   100 #   if defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)

   102 namespace aux {

   103 // apply_count_args

   104 #define AUX778076_COUNT_ARGS_PREFIX apply

   105 #define AUX778076_COUNT_ARGS_DEFAULT na

   106 #define AUX778076_COUNT_ARGS_ARITY BOOST_MPL_LIMIT_METAFUNCTION_ARITY

   107 #include <boost/mpl/aux_/count_args.hpp>

   108 }

   111 template<

   112       typename F, AUX778076_APPLY_DEF_PARAMS(typename T, na)

   113     >

   114 struct apply

   115     : aux::apply_chooser<

   116           aux::apply_count_args< AUX778076_APPLY_PARAMS(T) >::value

   117         >::template result_< F, AUX778076_APPLY_PARAMS(T) >::type

   118 {

   119 };

   121 #   endif // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION

   122 #   endif // BOOST_MPL_CFG_NO_APPLY_TEMPLATE

   124 #   undef AUX778076_APPLY_N_SPEC_PARAMS

   125 #   undef AUX778076_APPLY_N_PARTIAL_SPEC_PARAMS

   126 #   undef AUX778076_APPLY_N_COMMA_PARAMS

   127 #   undef AUX778076_APPLY_N_PARAMS

   128 #   undef AUX778076_APPLY_DEF_PARAMS

   129 #   undef AUX778076_APPLY_PARAMS

   131 }}

   133 #endif // BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS

   134 #endif // BOOST_MPL_APPLY_HPP_INCLUDED

   136 ///// iteration, depth == 1

   138 #elif BOOST_PP_ITERATION_DEPTH() == 1

   140 #   define i_ BOOST_PP_FRAME_ITERATION(1)

   142 template<

   143       typename F AUX778076_APPLY_N_COMMA_PARAMS(i_, typename T)

   144     >

   145 struct BOOST_PP_CAT(apply,i_)

   146 #if !BOOST_WORKAROUND(BOOST_MSVC, < 1300)

   147     : BOOST_PP_CAT(apply_wrap,i_)<

   148           typename lambda<F>::type

   149         AUX778076_APPLY_N_COMMA_PARAMS(i_, T)

   150         >

   151 {

   152 #else

   153 {

   154     typedef typename BOOST_PP_CAT(apply_wrap,i_)<

   155           typename lambda<F>::type

   156         AUX778076_APPLY_N_COMMA_PARAMS(i_, T)

   157         >::type type;

   158 #endif

   159     BOOST_MPL_AUX_LAMBDA_SUPPORT(

   160           BOOST_PP_INC(i_)

   161         , BOOST_PP_CAT(apply,i_)

   162         , (F AUX778076_APPLY_N_COMMA_PARAMS(i_,T))

   163         )

   164 };

   167 #if defined(BOOST_MPL_CFG_MSVC_ETI_BUG)

   168 /// workaround for ETI bug

   169 template<>

   170 struct BOOST_PP_CAT(apply,i_)<AUX778076_APPLY_N_SPEC_PARAMS(i_, int)>

   171 {

   172     typedef int type;

   173 };

   174 #endif

   176 #   if !defined(BOOST_MPL_CFG_NO_APPLY_TEMPLATE)

   177 #   if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)

   179 #if i_ == BOOST_MPL_LIMIT_METAFUNCTION_ARITY

   180 /// primary template (not a specialization!)

   181 template<

   182       typename F AUX778076_APPLY_N_COMMA_PARAMS(i_, typename T)

   183     >

   184 struct apply

   185     : BOOST_PP_CAT(apply,i_)< F AUX778076_APPLY_N_COMMA_PARAMS(i_, T) >

   186 {

   187 };

   188 #else

   189 template<

   190       typename F AUX778076_APPLY_N_COMMA_PARAMS(i_, typename T)

   191     >

   192 struct apply< F AUX778076_APPLY_N_PARTIAL_SPEC_PARAMS(i_, T, na) >

   193     : BOOST_PP_CAT(apply,i_)< F AUX778076_APPLY_N_COMMA_PARAMS(i_, T) >

   194 {

   195 };

   196 #endif

   198 #   else // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION

   200 #if !defined(BOOST_MPL_CFG_NO_APPLY_TEMPLATE)

   201 namespace aux {

   203 template<>

   204 struct apply_chooser<i_>

   205 {

   206     template<

   207           typename F, AUX778076_APPLY_PARAMS(typename T)

   208         >

   209     struct result_

   210     {

   211         typedef BOOST_PP_CAT(apply,i_)<

   212               F AUX778076_APPLY_N_COMMA_PARAMS(i_, T)

   213             > type;

   214     };

   215 };

   217 } // namespace aux

   218 #endif

   220 #   endif // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION

   221 #   endif // BOOST_MPL_CFG_NO_APPLY_TEMPLATE

   223 #   undef i_

   225 #endif // BOOST_PP_IS_ITERATING

author	sl@SLION-WIN7.fritz.box
	Fri, 15 Jun 2012 03:10:57 +0200
changeset 0	bde4ae8d615e
permissions	-rw-r--r--