diff options
Diffstat (limited to 'boost/fusion/adapted/struct/detail/adapt_base_assoc_attr_filler.hpp')
-rw-r--r-- | boost/fusion/adapted/struct/detail/adapt_base_assoc_attr_filler.hpp | 24 |
1 files changed, 17 insertions, 7 deletions
diff --git a/boost/fusion/adapted/struct/detail/adapt_base_assoc_attr_filler.hpp b/boost/fusion/adapted/struct/detail/adapt_base_assoc_attr_filler.hpp index c75e83c397..8c4801111e 100644 --- a/boost/fusion/adapted/struct/detail/adapt_base_assoc_attr_filler.hpp +++ b/boost/fusion/adapted/struct/detail/adapt_base_assoc_attr_filler.hpp @@ -10,13 +10,16 @@ #include <boost/config.hpp> +#include <boost/fusion/adapted/struct/detail/adapt_auto.hpp> #include <boost/fusion/adapted/struct/detail/adapt_base_attr_filler.hpp> -#include <boost/preprocessor/control/if.hpp> -#include <boost/preprocessor/arithmetic/sub.hpp> +#include <boost/mpl/aux_/preprocessor/token_equal.hpp> + +#include <boost/preprocessor/config/config.hpp> +#include <boost/preprocessor/control/iif.hpp> +#include <boost/preprocessor/arithmetic/dec.hpp> #include <boost/preprocessor/variadic/size.hpp> -#include <boost/preprocessor/empty.hpp> -#include <boost/preprocessor/facilities/is_empty.hpp> +#include <boost/preprocessor/variadic/elem.hpp> #if BOOST_PP_VARIADICS @@ -29,7 +32,14 @@ BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_0 #define BOOST_FUSION_ADAPT_ASSOC_STRUCT_WRAP_ATTR(...) \ - ((BOOST_PP_VARIADIC_SIZE(__VA_ARGS__), (__VA_ARGS__))) + BOOST_PP_IIF( \ + BOOST_MPL_PP_TOKEN_EQUAL(auto, BOOST_PP_VARIADIC_ELEM(0, __VA_ARGS__)), \ + ((2, \ + (BOOST_PP_VARIADIC_ELEM(1, __VA_ARGS__), \ + BOOST_PP_VARIADIC_ELEM(2, __VA_ARGS__)))), \ + ((BOOST_PP_VARIADIC_SIZE(__VA_ARGS__), \ + (__VA_ARGS__))) \ + ) #else // BOOST_PP_VARIADICS @@ -43,7 +53,7 @@ BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_0 #define BOOST_FUSION_ADAPT_ASSOC_STRUCT_WRAP_ATTR(X, Y, Z) \ - BOOST_PP_IF(BOOST_PP_IS_EMPTY(X), \ + BOOST_PP_IIF(BOOST_MPL_PP_TOKEN_EQUAL(auto, X), \ ((2, (Y,Z))), \ ((3, (X,Y,Z))) \ ) @@ -57,7 +67,7 @@ #define BOOST_FUSION_ADAPT_ASSOC_STRUCT_WRAPPEDATTR_GET_KEY(ATTRIBUTE) \ BOOST_PP_TUPLE_ELEM( \ BOOST_FUSION_ADAPT_STRUCT_WRAPPEDATTR_SIZE(ATTRIBUTE), \ - BOOST_PP_SUB(BOOST_FUSION_ADAPT_STRUCT_WRAPPEDATTR_SIZE(ATTRIBUTE), 1), \ + BOOST_PP_DEC(BOOST_FUSION_ADAPT_STRUCT_WRAPPEDATTR_SIZE(ATTRIBUTE)), \ BOOST_FUSION_ADAPT_STRUCT_WRAPPEDATTR(ATTRIBUTE)) #endif |