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 | 63 |
1 files changed, 63 insertions, 0 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 new file mode 100644 index 0000000000..c75e83c397 --- /dev/null +++ b/boost/fusion/adapted/struct/detail/adapt_base_assoc_attr_filler.hpp @@ -0,0 +1,63 @@ +/*============================================================================= + Copyright (c) 2013-2014 Damien Buhl + + 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_FUSION_ADAPTED_STRUCT_DETAIL_ADAPT_BASE_ASSOC_ATTR_FILLER_HPP +#define BOOST_FUSION_ADAPTED_STRUCT_DETAIL_ADAPT_BASE_ASSOC_ATTR_FILLER_HPP + +#include <boost/config.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/preprocessor/variadic/size.hpp> +#include <boost/preprocessor/empty.hpp> +#include <boost/preprocessor/facilities/is_empty.hpp> + +#if BOOST_PP_VARIADICS + +#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_0(...) \ + BOOST_FUSION_ADAPT_ASSOC_STRUCT_WRAP_ATTR(__VA_ARGS__) \ + BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_1 + +#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_1(...) \ + BOOST_FUSION_ADAPT_ASSOC_STRUCT_WRAP_ATTR(__VA_ARGS__) \ + BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_0 + +#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_WRAP_ATTR(...) \ + ((BOOST_PP_VARIADIC_SIZE(__VA_ARGS__), (__VA_ARGS__))) + +#else // BOOST_PP_VARIADICS + + +#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_0(X, Y, Z) \ + BOOST_FUSION_ADAPT_ASSOC_STRUCT_WRAP_ATTR(X, Y, Z) \ + BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_1 + +#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_1(X, Y, Z) \ + BOOST_FUSION_ADAPT_ASSOC_STRUCT_WRAP_ATTR(X, Y, Z) \ + 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), \ + ((2, (Y,Z))), \ + ((3, (X,Y,Z))) \ + ) + +#endif // BOOST_PP_VARIADICS + +#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_0_END +#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_1_END + + +#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_FUSION_ADAPT_STRUCT_WRAPPEDATTR(ATTRIBUTE)) + +#endif |