epoc32/include/stdapis/boost/mpl/aux_/numeric_op.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 #if !defined(BOOST_PP_IS_ITERATING)
     3 
     4 ///// header body
     5 
     6 // NO INCLUDE GUARDS, THE HEADER IS INTENDED FOR MULTIPLE INCLUSION!
     7 
     8 // Copyright Aleksey Gurtovoy 2000-2004
     9 //
    10 // Distributed under the Boost Software License, Version 1.0. 
    11 // (See accompanying file LICENSE_1_0.txt or copy at 
    12 // http://www.boost.org/LICENSE_1_0.txt)
    13 //
    14 // See http://www.boost.org/libs/mpl for documentation.
    15 
    16 // $Source: /cvsroot/boost/boost/boost/mpl/aux_/numeric_op.hpp,v $
    17 // $Date: 2005/08/25 16:27:21 $
    18 // $Revision: 1.10 $
    19 
    20 #if !defined(BOOST_MPL_PREPROCESSING_MODE)
    21 #   include <boost/mpl/numeric_cast.hpp>
    22 #   include <boost/mpl/apply_wrap.hpp>
    23 #   include <boost/mpl/if.hpp>
    24 #   include <boost/mpl/tag.hpp>
    25 #   include <boost/mpl/aux_/numeric_cast_utils.hpp>
    26 #   include <boost/mpl/aux_/na.hpp>
    27 #   include <boost/mpl/aux_/na_spec.hpp>
    28 #   include <boost/mpl/aux_/lambda_support.hpp>
    29 #   include <boost/mpl/aux_/msvc_eti_base.hpp>
    30 #   include <boost/mpl/aux_/value_wknd.hpp>
    31 #   include <boost/mpl/aux_/config/eti.hpp>
    32 #   include <boost/mpl/aux_/nttp_decl.hpp>
    33 #endif
    34 
    35 #include <boost/mpl/aux_/config/static_constant.hpp>
    36 
    37 #if defined(BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS) \
    38     || defined(BOOST_MPL_PREPROCESSING_MODE)
    39 
    40 #   include <boost/mpl/limits/arity.hpp>
    41 #   include <boost/mpl/aux_/preprocessor/partial_spec_params.hpp>
    42 #   include <boost/mpl/aux_/preprocessor/def_params_tail.hpp>
    43 #   include <boost/mpl/aux_/preprocessor/repeat.hpp>
    44 #   include <boost/mpl/aux_/preprocessor/ext_params.hpp>
    45 #   include <boost/mpl/aux_/preprocessor/params.hpp>
    46 #   include <boost/mpl/aux_/preprocessor/enum.hpp>
    47 #   include <boost/mpl/aux_/preprocessor/add.hpp>
    48 #   include <boost/mpl/aux_/preprocessor/sub.hpp>
    49 #   include <boost/mpl/aux_/config/ctps.hpp>
    50 #   include <boost/mpl/aux_/config/eti.hpp>
    51 #   include <boost/mpl/aux_/config/msvc.hpp>
    52 #   include <boost/mpl/aux_/config/workaround.hpp>
    53 
    54 #   include <boost/preprocessor/dec.hpp>
    55 #   include <boost/preprocessor/inc.hpp>
    56 #   include <boost/preprocessor/iterate.hpp>
    57 #   include <boost/preprocessor/cat.hpp>
    58 
    59 
    60 #if !defined(AUX778076_OP_ARITY)
    61 #   define AUX778076_OP_ARITY BOOST_MPL_LIMIT_METAFUNCTION_ARITY
    62 #endif
    63 
    64 #if !defined(AUX778076_OP_IMPL_NAME)
    65 #   define AUX778076_OP_IMPL_NAME BOOST_PP_CAT(AUX778076_OP_PREFIX,_impl)
    66 #endif
    67 
    68 #if !defined(AUX778076_OP_TAG_NAME)
    69 #   define AUX778076_OP_TAG_NAME BOOST_PP_CAT(AUX778076_OP_PREFIX,_tag)
    70 #endif
    71 
    72 namespace boost { namespace mpl {
    73 
    74 template< 
    75       typename Tag1
    76     , typename Tag2
    77 #if BOOST_WORKAROUND(BOOST_MSVC, <= 1300)
    78     , BOOST_MPL_AUX_NTTP_DECL(int, tag1_) = BOOST_MPL_AUX_MSVC_VALUE_WKND(Tag1)::value 
    79     , BOOST_MPL_AUX_NTTP_DECL(int, tag2_) = BOOST_MPL_AUX_MSVC_VALUE_WKND(Tag2)::value 
    80     >
    81 struct AUX778076_OP_IMPL_NAME
    82     : if_c<
    83           ( tag1_ > tag2_ )
    84 #else
    85     >
    86 struct AUX778076_OP_IMPL_NAME
    87     : if_c<
    88           ( BOOST_MPL_AUX_NESTED_VALUE_WKND(int, Tag1)
    89               > BOOST_MPL_AUX_NESTED_VALUE_WKND(int, Tag2)
    90             )
    91 #endif
    92         , aux::cast2nd_impl< AUX778076_OP_IMPL_NAME<Tag1,Tag1>,Tag1,Tag2 >
    93         , aux::cast1st_impl< AUX778076_OP_IMPL_NAME<Tag2,Tag2>,Tag1,Tag2 >
    94         >::type
    95 {
    96 };
    97 
    98 /// for Digital Mars C++/compilers with no CTPS/TTP support
    99 template<> struct AUX778076_OP_IMPL_NAME<na,na>
   100 {
   101     template< typename U1, typename U2 > struct apply 
   102     {
   103         typedef apply type;
   104         BOOST_STATIC_CONSTANT(int, value = 0);
   105     };
   106 };
   107 
   108 #if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
   109 template< typename Tag > struct AUX778076_OP_IMPL_NAME<na,Tag>
   110 {
   111     template< typename U1, typename U2 > struct apply 
   112     {
   113         typedef apply type;
   114         BOOST_STATIC_CONSTANT(int, value = 0);
   115     };
   116 };
   117 
   118 template< typename Tag > struct AUX778076_OP_IMPL_NAME<Tag,na>
   119 {
   120     template< typename U1, typename U2 > struct apply 
   121     {
   122         typedef apply type;
   123         BOOST_STATIC_CONSTANT(int, value = 0);
   124     };
   125 };
   126 #else
   127 template<> struct AUX778076_OP_IMPL_NAME<na,integral_c_tag>
   128 {
   129     template< typename U1, typename U2 > struct apply 
   130     {
   131         typedef apply type;
   132         BOOST_STATIC_CONSTANT(int, value = 0);
   133     };
   134 };
   135 
   136 template<> struct AUX778076_OP_IMPL_NAME<integral_c_tag,na>
   137 {
   138     template< typename U1, typename U2 > struct apply 
   139     {
   140         typedef apply type;
   141         BOOST_STATIC_CONSTANT(int, value = 0);
   142     };
   143 };
   144 #endif
   145 
   146 
   147 #if defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) \
   148     && BOOST_WORKAROUND(BOOST_MSVC, >= 1300)
   149 template< typename T > struct AUX778076_OP_TAG_NAME
   150     : tag<T,na>
   151 {
   152 };
   153 #else
   154 template< typename T > struct AUX778076_OP_TAG_NAME
   155 {
   156     typedef typename T::tag type;
   157 };
   158 #endif
   159 
   160 
   161 #if AUX778076_OP_ARITY != 2
   162 
   163 #   if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
   164 
   165 #   define AUX778076_OP_RIGHT_OPERAND(unused, i, N) , BOOST_PP_CAT(N, BOOST_MPL_PP_ADD(i, 2))>
   166 #   define AUX778076_OP_N_CALLS(i, N) \
   167     BOOST_MPL_PP_REPEAT( BOOST_PP_DEC(i), BOOST_MPL_PP_REPEAT_IDENTITY_FUNC, AUX778076_OP_NAME< ) \
   168     N1 BOOST_MPL_PP_REPEAT( BOOST_MPL_PP_SUB(i, 1), AUX778076_OP_RIGHT_OPERAND, N ) \
   169 /**/
   170 
   171 template<
   172       typename BOOST_MPL_AUX_NA_PARAM(N1)
   173     , typename BOOST_MPL_AUX_NA_PARAM(N2)
   174     BOOST_MPL_PP_DEF_PARAMS_TAIL(2, typename N, na)
   175     >
   176 struct AUX778076_OP_NAME
   177     : AUX778076_OP_N_CALLS(AUX778076_OP_ARITY, N)
   178 {
   179     BOOST_MPL_AUX_LAMBDA_SUPPORT(
   180           AUX778076_OP_ARITY
   181         , AUX778076_OP_NAME
   182         , ( BOOST_MPL_PP_PARAMS(AUX778076_OP_ARITY, N) )
   183         )
   184 };
   185 
   186 #define BOOST_PP_ITERATION_PARAMS_1 \
   187     (3,( BOOST_PP_DEC(AUX778076_OP_ARITY), 2, <boost/mpl/aux_/numeric_op.hpp> ))
   188 #include BOOST_PP_ITERATE()
   189 
   190 #   undef AUX778076_OP_N_CALLS
   191 #   undef AUX778076_OP_RIGHT_OPERAND
   192 
   193 #   else // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
   194 
   195 /// forward declaration
   196 template< 
   197       typename BOOST_MPL_AUX_NA_PARAM(N1)
   198     , typename BOOST_MPL_AUX_NA_PARAM(N2)
   199     >
   200 struct BOOST_PP_CAT(AUX778076_OP_NAME,2);
   201 
   202 template<
   203       typename BOOST_MPL_AUX_NA_PARAM(N1)
   204     , typename BOOST_MPL_AUX_NA_PARAM(N2)
   205     BOOST_MPL_PP_DEF_PARAMS_TAIL(2, typename N, na)
   206     >
   207 struct AUX778076_OP_NAME
   208 #if BOOST_WORKAROUND(BOOST_MSVC, == 1300)
   209     : aux::msvc_eti_base< typename if_<
   210 #else
   211     : if_<
   212 #endif
   213           is_na<N3>
   214         , BOOST_PP_CAT(AUX778076_OP_NAME,2)<N1,N2>
   215         , AUX778076_OP_NAME<
   216               BOOST_PP_CAT(AUX778076_OP_NAME,2)<N1,N2>
   217             , BOOST_MPL_PP_EXT_PARAMS(3, BOOST_PP_INC(AUX778076_OP_ARITY), N)
   218             >
   219         >::type
   220 #if BOOST_WORKAROUND(BOOST_MSVC, == 1300)
   221     >
   222 #endif
   223 {
   224     BOOST_MPL_AUX_LAMBDA_SUPPORT(
   225           AUX778076_OP_ARITY
   226         , AUX778076_OP_NAME
   227         , ( BOOST_MPL_PP_PARAMS(AUX778076_OP_ARITY, N) )
   228         )
   229 };
   230 
   231 template< 
   232       typename N1
   233     , typename N2
   234     >
   235 struct BOOST_PP_CAT(AUX778076_OP_NAME,2)
   236 
   237 #endif
   238 
   239 #else // AUX778076_OP_ARITY == 2
   240 
   241 template< 
   242       typename BOOST_MPL_AUX_NA_PARAM(N1)
   243     , typename BOOST_MPL_AUX_NA_PARAM(N2)
   244     >
   245 struct AUX778076_OP_NAME
   246 
   247 #endif
   248 
   249 #if !defined(BOOST_MPL_CFG_MSVC_ETI_BUG)
   250     : AUX778076_OP_IMPL_NAME<
   251           typename AUX778076_OP_TAG_NAME<N1>::type
   252         , typename AUX778076_OP_TAG_NAME<N2>::type
   253         >::template apply<N1,N2>::type
   254 #else
   255     : aux::msvc_eti_base< typename apply_wrap2<
   256           AUX778076_OP_IMPL_NAME<
   257               typename AUX778076_OP_TAG_NAME<N1>::type
   258             , typename AUX778076_OP_TAG_NAME<N2>::type
   259             >
   260         , N1
   261         , N2
   262         >::type >::type
   263 #endif
   264 {
   265 #if AUX778076_OP_ARITY != 2
   266 
   267 #   if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
   268     BOOST_MPL_AUX_LAMBDA_SUPPORT_SPEC(
   269           AUX778076_OP_ARITY
   270         , AUX778076_OP_NAME
   271         , ( BOOST_MPL_PP_PARTIAL_SPEC_PARAMS(2, N, na) )
   272         )
   273 #   else
   274     BOOST_MPL_AUX_LAMBDA_SUPPORT(2, BOOST_PP_CAT(AUX778076_OP_NAME,2), (N1, N2))
   275 #   endif
   276 
   277 #else
   278     BOOST_MPL_AUX_LAMBDA_SUPPORT(2, AUX778076_OP_NAME, (N1, N2))
   279 #endif
   280 };
   281 
   282 BOOST_MPL_AUX_NA_SPEC2(2, AUX778076_OP_ARITY, AUX778076_OP_NAME)
   283 
   284 }}
   285 
   286 #endif // BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS
   287 
   288 ///// iteration, depth == 1
   289 
   290 #elif BOOST_PP_ITERATION_DEPTH() == 1
   291 
   292 #   define i_ BOOST_PP_FRAME_ITERATION(1)
   293 
   294 template<
   295       BOOST_MPL_PP_PARAMS(i_, typename N)
   296     >
   297 struct AUX778076_OP_NAME<BOOST_MPL_PP_PARTIAL_SPEC_PARAMS(i_, N, na)>
   298 #if i_ != 2
   299     : AUX778076_OP_N_CALLS(i_, N)
   300 {
   301     BOOST_MPL_AUX_LAMBDA_SUPPORT_SPEC(
   302           AUX778076_OP_ARITY
   303         , AUX778076_OP_NAME
   304         , ( BOOST_MPL_PP_PARTIAL_SPEC_PARAMS(i_, N, na) )
   305         )
   306 };
   307 #endif
   308 
   309 #   undef i_
   310 
   311 #endif // BOOST_PP_IS_ITERATING