ceph/src/boost/libs/fusion/include/boost/fusion/adapted/struct/detail/adapt_base_assoc_attr_filler.hpp

   1 /*=============================================================================
   2     Copyright (c) 2013-2014 Damien Buhl
   3
   4     Distributed under the Boost Software License, Version 1.0. (See accompanying
   5     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   6 ==============================================================================*/
   7
   8 #ifndef BOOST_FUSION_ADAPTED_STRUCT_DETAIL_ADAPT_BASE_ASSOC_ATTR_FILLER_HPP
   9 #define BOOST_FUSION_ADAPTED_STRUCT_DETAIL_ADAPT_BASE_ASSOC_ATTR_FILLER_HPP
  10
  11 #include <boost/config.hpp>
  12
  13 #include <boost/fusion/adapted/struct/detail/adapt_auto.hpp>
  14 #include <boost/fusion/adapted/struct/detail/adapt_base_attr_filler.hpp>
  15
  16 #include <boost/mpl/aux_/preprocessor/token_equal.hpp>
  17
  18 #include <boost/preprocessor/config/config.hpp>
  19 #include <boost/preprocessor/control/iif.hpp>
  20 #include <boost/preprocessor/arithmetic/dec.hpp>
  21 #include <boost/preprocessor/variadic/size.hpp>
  22 #include <boost/preprocessor/variadic/elem.hpp>
  23
  24 #if BOOST_PP_VARIADICS
  25
  26 #define BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_0(...)                           \
  27     BOOST_FUSION_ADAPT_ASSOC_STRUCT_WRAP_ATTR(__VA_ARGS__)                      \
  28     BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_1
  29
  30 #define BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_1(...)                           \
  31     BOOST_FUSION_ADAPT_ASSOC_STRUCT_WRAP_ATTR(__VA_ARGS__)                      \
  32     BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_0
  33
  34 #define BOOST_FUSION_ADAPT_ASSOC_STRUCT_WRAP_ATTR(...)                          \
  35   BOOST_PP_IIF(                                                                 \
  36       BOOST_MPL_PP_TOKEN_EQUAL(auto, BOOST_PP_VARIADIC_ELEM(0, __VA_ARGS__)),   \
  37       ((2,                                                                      \
  38           (BOOST_PP_VARIADIC_ELEM(1, __VA_ARGS__),                              \
  39            BOOST_PP_VARIADIC_ELEM(2, __VA_ARGS__)))),                           \
  40       ((BOOST_PP_VARIADIC_SIZE(__VA_ARGS__),                                    \
  41           (__VA_ARGS__)))                                                       \
  42     )
  43
  44 #else // BOOST_PP_VARIADICS
  45
  46
  47 #define BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_0(X, Y, Z)                       \
  48     BOOST_FUSION_ADAPT_ASSOC_STRUCT_WRAP_ATTR(X, Y, Z)                          \
  49     BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_1
  50
  51 #define BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_1(X, Y, Z)                       \
  52     BOOST_FUSION_ADAPT_ASSOC_STRUCT_WRAP_ATTR(X, Y, Z)                          \
  53     BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_0
  54
  55 #define BOOST_FUSION_ADAPT_ASSOC_STRUCT_WRAP_ATTR(X, Y, Z)                      \
  56     BOOST_PP_IIF(BOOST_MPL_PP_TOKEN_EQUAL(auto, X),                             \
  57       ((2, (Y,Z))),                                                             \
  58       ((3, (X,Y,Z)))                                                            \
  59     )
  60
  61 #endif // BOOST_PP_VARIADICS
  62
  63 #define BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_0_END
  64 #define BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_1_END
  65
  66
  67 #define BOOST_FUSION_ADAPT_ASSOC_STRUCT_WRAPPEDATTR_GET_KEY(ATTRIBUTE)          \
  68     BOOST_PP_TUPLE_ELEM(                                                        \
  69         BOOST_FUSION_ADAPT_STRUCT_WRAPPEDATTR_SIZE(ATTRIBUTE),                  \
  70         BOOST_PP_DEC(BOOST_FUSION_ADAPT_STRUCT_WRAPPEDATTR_SIZE(ATTRIBUTE)),    \
  71         BOOST_FUSION_ADAPT_STRUCT_WRAPPEDATTR(ATTRIBUTE))
  72
  73 #endif