boost/tti/detail/dstatic_mem_data.hpp
// (C) Copyright Edward Diener 2011,2012,2013
// Use, modification and distribution are subject to 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).
#if !defined(BOOST_TTI_DETAIL_STATIC_MEM_DATA_HPP)
#define BOOST_TTI_DETAIL_STATIC_MEM_DATA_HPP
#include <boost/config.hpp>
#include <boost/function_types/is_function.hpp>
#include <boost/mpl/bool.hpp>
#include <boost/mpl/eval_if.hpp>
#include <boost/preprocessor/cat.hpp>
#include <boost/type_traits/is_class.hpp>
#include <boost/type_traits/detail/yes_no_type.hpp>
#include <boost/tti/detail/denclosing_type.hpp>
#include <boost/tti/detail/dmacro_sunfix.hpp>
#include <boost/tti/detail/dnullptr.hpp>
#include <boost/tti/gen/namespace_gen.hpp>
#if defined(BOOST_MSVC)
#define BOOST_TTI_DETAIL_TRAIT_HAS_STATIC_MEMBER_DATA_OP(trait,name) \
template<class BOOST_TTI_DETAIL_TP_T,class BOOST_TTI_DETAIL_TP_TYPE> \
struct BOOST_PP_CAT(trait,_detail_hsd_op) \
{ \
template<bool,typename BOOST_TTI_DETAIL_TP_U> \
struct menable_if; \
\
template<typename BOOST_TTI_DETAIL_TP_U> \
struct menable_if<true,BOOST_TTI_DETAIL_TP_U> \
{ \
typedef BOOST_TTI_DETAIL_TP_U type; \
}; \
\
template<typename BOOST_TTI_DETAIL_TP_U,typename BOOST_TTI_DETAIL_TP_V> \
static ::boost::type_traits::yes_type check2(BOOST_TTI_DETAIL_TP_V *); \
\
template<typename BOOST_TTI_DETAIL_TP_U,typename BOOST_TTI_DETAIL_TP_V> \
static ::boost::type_traits::no_type check2(BOOST_TTI_DETAIL_TP_U); \
\
template<typename BOOST_TTI_DETAIL_TP_U,typename BOOST_TTI_DETAIL_TP_V> \
static typename \
menable_if \
< \
sizeof(check2<BOOST_TTI_DETAIL_TP_U,BOOST_TTI_DETAIL_TP_V>(&BOOST_TTI_DETAIL_TP_U::name))==sizeof(::boost::type_traits::yes_type), \
::boost::type_traits::yes_type \
> \
::type \
has_matching_member(int); \
\
template<typename BOOST_TTI_DETAIL_TP_U,typename BOOST_TTI_DETAIL_TP_V> \
static ::boost::type_traits::no_type has_matching_member(...); \
\
template<class BOOST_TTI_DETAIL_TP_U,class BOOST_TTI_DETAIL_TP_V> \
struct ttc_sd \
{ \
typedef boost::mpl::bool_<sizeof(has_matching_member<BOOST_TTI_DETAIL_TP_V,BOOST_TTI_DETAIL_TP_U>(0))==sizeof(::boost::type_traits::yes_type)> type; \
}; \
\
typedef typename ttc_sd<BOOST_TTI_DETAIL_TP_TYPE,BOOST_TTI_DETAIL_TP_T>::type type; \
}; \
/**/
#else
#define BOOST_TTI_DETAIL_TRAIT_HAS_STATIC_MEMBER_DATA_OP(trait,name) \
template<class BOOST_TTI_DETAIL_TP_T,class BOOST_TTI_DETAIL_TP_TYPE> \
struct BOOST_PP_CAT(trait,_detail_hsd_op) \
{ \
template<BOOST_TTI_DETAIL_TP_TYPE *> \
struct helper BOOST_TTI_DETAIL_MACRO_SUNFIX ; \
\
template<class BOOST_TTI_DETAIL_TP_U> \
static ::boost::type_traits::yes_type chkt(helper<&BOOST_TTI_DETAIL_TP_U::name> *); \
\
template<class BOOST_TTI_DETAIL_TP_U> \
static ::boost::type_traits::no_type chkt(...); \
\
typedef boost::mpl::bool_<(!boost::function_types::is_function<BOOST_TTI_DETAIL_TP_TYPE>::value) && (sizeof(chkt<BOOST_TTI_DETAIL_TP_T>(BOOST_TTI_DETAIL_NULLPTR))==sizeof(::boost::type_traits::yes_type))> type; \
}; \
/**/
#endif // defined(BOOST_MSVC)
#if defined(BOOST_NO_CXX11_UNRESTRICTED_UNION)
#define BOOST_TTI_DETAIL_TRAIT_HAS_STATIC_MEMBER_DATA(trait,name) \
BOOST_TTI_DETAIL_TRAIT_HAS_STATIC_MEMBER_DATA_OP(trait,name) \
template<class BOOST_TTI_DETAIL_TP_T,class BOOST_TTI_DETAIL_TP_TYPE> \
struct BOOST_PP_CAT(trait,_detail_hsd) : \
boost::mpl::eval_if \
< \
boost::is_class<BOOST_TTI_DETAIL_TP_T>, \
BOOST_PP_CAT(trait,_detail_hsd_op)<BOOST_TTI_DETAIL_TP_T,BOOST_TTI_DETAIL_TP_TYPE>, \
boost::mpl::false_ \
> \
{ \
}; \
/**/
#else
#define BOOST_TTI_DETAIL_TRAIT_HAS_STATIC_MEMBER_DATA(trait,name) \
BOOST_TTI_DETAIL_TRAIT_HAS_STATIC_MEMBER_DATA_OP(trait,name) \
template<class BOOST_TTI_DETAIL_TP_T,class BOOST_TTI_DETAIL_TP_TYPE> \
struct BOOST_PP_CAT(trait,_detail_hsd) : \
boost::mpl::eval_if \
< \
BOOST_TTI_NAMESPACE::detail::enclosing_type<BOOST_TTI_DETAIL_TP_T>, \
BOOST_PP_CAT(trait,_detail_hsd_op)<BOOST_TTI_DETAIL_TP_T,BOOST_TTI_DETAIL_TP_TYPE>, \
boost::mpl::false_ \
> \
{ \
}; \
/**/
#endif
#endif // BOOST_TTI_DETAIL_STATIC_MEM_DATA_HPP