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view DEPENDENCIES/generic/include/boost/fusion/adapted/adt/detail/adapt_base_assoc_attr_filler.hpp @ 124:fc093b176444 vext

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author Chris Cannam
date Fri, 06 Oct 2017 13:30:06 +0100
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/*=============================================================================
    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_ADAPTER_ADT_DETAIL_ADAPT_BASE_ASSOC_ATTR_FILLER_HPP
#define BOOST_FUSION_ADAPTER_ADT_DETAIL_ADAPT_BASE_ASSOC_ATTR_FILLER_HPP

#include <boost/config.hpp>

#include <boost/fusion/adapted/adt/detail/adapt_base_attr_filler.hpp>

#include <boost/preprocessor/control/if.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_ADT_FILLER_0(...)                              \
    BOOST_FUSION_ADAPT_ASSOC_ADT_WRAP_ATTR(__VA_ARGS__)                         \
    BOOST_FUSION_ADAPT_ASSOC_ADT_FILLER_1

#define BOOST_FUSION_ADAPT_ASSOC_ADT_FILLER_1(...)                              \
    BOOST_FUSION_ADAPT_ASSOC_ADT_WRAP_ATTR(__VA_ARGS__)                         \
    BOOST_FUSION_ADAPT_ASSOC_ADT_FILLER_0

#define BOOST_FUSION_ADAPT_ASSOC_ADT_WRAP_ATTR(...)                             \
    ((BOOST_PP_VARIADIC_SIZE(__VA_ARGS__), (__VA_ARGS__)))

#else // BOOST_PP_VARIADICS

#define BOOST_FUSION_ADAPT_ASSOC_ADT_FILLER_0(A, B, C, D, E)                    \
    BOOST_FUSION_ADAPT_ASSOC_ADT_WRAP_ATTR(A, B, C, D, E)                       \
    BOOST_FUSION_ADAPT_ASSOC_ADT_FILLER_1

#define BOOST_FUSION_ADAPT_ASSOC_ADT_FILLER_1(A, B, C, D, E)                    \
    BOOST_FUSION_ADAPT_ASSOC_ADT_WRAP_ATTR(A, B, C, D, E)                       \
    BOOST_FUSION_ADAPT_ASSOC_ADT_FILLER_0

#define BOOST_FUSION_ADAPT_ASSOC_ADT_WRAP_ATTR(A, B, C, D, E)                   \
    BOOST_PP_IF(BOOST_PP_IS_EMPTY(A),                                           \
        ((3, (C,D,E))),                                                         \
        ((5, (A,B,C,D,E)))                                                      \
    )

#endif // BOOST_PP_VARIADICS

#define BOOST_FUSION_ADAPT_ASSOC_ADT_FILLER_0_END
#define BOOST_FUSION_ADAPT_ASSOC_ADT_FILLER_1_END


#define BOOST_FUSION_ADAPT_ASSOC_ADT_WRAPPEDATTR_GET_KEY(ATTRIBUTE)             \
    BOOST_PP_TUPLE_ELEM(                                                        \
        BOOST_FUSION_ADAPT_ADT_WRAPPEDATTR_SIZE(ATTRIBUTE),                     \
        BOOST_PP_SUB(BOOST_FUSION_ADAPT_ADT_WRAPPEDATTR_SIZE(ATTRIBUTE), 1),    \
        BOOST_FUSION_ADAPT_ADT_WRAPPEDATTR(ATTRIBUTE))

#endif