| /*============================================================================= |
| Copyright (c) 2001-2006 Joel de Guzman |
| |
| Distributed under the Boost Software License, Version 1.0. (See accompanying |
| file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
| ==============================================================================*/ |
| #ifndef BOOST_PP_IS_ITERATING |
| #if !defined(FUSION_VECTOR_N_CHOOSER_07072005_1248) |
| #define FUSION_VECTOR_N_CHOOSER_07072005_1248 |
| |
| #include <boost/fusion/container/vector/limits.hpp> |
| |
| // include vector0..N where N is FUSION_MAX_VECTOR_SIZE |
| #include <boost/fusion/container/vector/vector10.hpp> |
| #if (FUSION_MAX_VECTOR_SIZE > 10) |
| #include <boost/fusion/container/vector/vector20.hpp> |
| #endif |
| #if (FUSION_MAX_VECTOR_SIZE > 20) |
| #include <boost/fusion/container/vector/vector30.hpp> |
| #endif |
| #if (FUSION_MAX_VECTOR_SIZE > 30) |
| #include <boost/fusion/container/vector/vector40.hpp> |
| #endif |
| #if (FUSION_MAX_VECTOR_SIZE > 40) |
| #include <boost/fusion/container/vector/vector50.hpp> |
| #endif |
| |
| #include <boost/preprocessor/cat.hpp> |
| #include <boost/preprocessor/arithmetic/dec.hpp> |
| #include <boost/preprocessor/arithmetic/sub.hpp> |
| #include <boost/preprocessor/facilities/intercept.hpp> |
| #include <boost/preprocessor/repetition/enum_params.hpp> |
| #include <boost/preprocessor/repetition/enum_trailing_params.hpp> |
| |
| namespace boost { namespace fusion |
| { |
| struct void_; |
| }} |
| |
| namespace boost { namespace fusion { namespace detail |
| { |
| template <BOOST_PP_ENUM_PARAMS(FUSION_MAX_VECTOR_SIZE, typename T)> |
| struct vector_n_chooser |
| { |
| typedef BOOST_PP_CAT(vector, FUSION_MAX_VECTOR_SIZE)<BOOST_PP_ENUM_PARAMS(FUSION_MAX_VECTOR_SIZE, T)> type; |
| }; |
| |
| template <> |
| struct vector_n_chooser<BOOST_PP_ENUM_PARAMS(FUSION_MAX_VECTOR_SIZE, void_ BOOST_PP_INTERCEPT)> |
| { |
| typedef vector0<> type; |
| }; |
| |
| #define BOOST_PP_FILENAME_1 \ |
| <boost/fusion/container/vector/detail/vector_n_chooser.hpp> |
| #define BOOST_PP_ITERATION_LIMITS (1, BOOST_PP_DEC(FUSION_MAX_VECTOR_SIZE)) |
| #include BOOST_PP_ITERATE() |
| |
| }}} |
| |
| #endif |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| // |
| // Preprocessor vertical repetition code |
| // |
| /////////////////////////////////////////////////////////////////////////////// |
| #else // defined(BOOST_PP_IS_ITERATING) |
| |
| #define N BOOST_PP_ITERATION() |
| |
| template <BOOST_PP_ENUM_PARAMS(N, typename T)> |
| struct vector_n_chooser< |
| BOOST_PP_ENUM_PARAMS(N, T) |
| BOOST_PP_ENUM_TRAILING_PARAMS(BOOST_PP_SUB(FUSION_MAX_VECTOR_SIZE, N), void_ BOOST_PP_INTERCEPT)> |
| { |
| typedef BOOST_PP_CAT(vector, N)<BOOST_PP_ENUM_PARAMS(N, T)> type; |
| }; |
| |
| #undef N |
| #endif // defined(BOOST_PP_IS_ITERATING) |