/*=============================================================================
Copyright (c) 2001-2009 Joel de Guzman
Copyright (c) 2005-2006 Dan Marsden
Copyright (c) 2010 Christopher Schmidt
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_ADT_DETAIL_ADAPT_BASE_HPP
#define BOOST_FUSION_ADAPTED_ADT_DETAIL_ADAPT_BASE_HPP
#include <boost/fusion/support/config.hpp>
#include <boost/fusion/adapted/struct/detail/adapt_auto.hpp>
#include <boost/fusion/adapted/struct/detail/adapt_is_tpl.hpp>
#include <boost/preprocessor/control/if.hpp>
#include <boost/preprocessor/control/expr_if.hpp>
#include <boost/preprocessor/seq/seq.hpp>
#include <boost/preprocessor/seq/elem.hpp>
#include <boost/preprocessor/tuple/elem.hpp>
#include <boost/mpl/if.hpp>
#include <boost/type_traits/is_const.hpp>
#include <boost/type_traits/remove_const.hpp>
#include <boost/type_traits/remove_reference.hpp>
#include <boost/typeof/typeof.hpp>
#define BOOST_FUSION_ADAPT_ADT_GET_IDENTITY_TEMPLATE_IMPL(TEMPLATE_PARAMS_SEQ) \
typename detail::get_identity< \
lvalue \
, BOOST_PP_SEQ_ELEM(1,TEMPLATE_PARAMS_SEQ) \
>::type
#define BOOST_FUSION_ADAPT_ADT_GET_IDENTITY_NON_TEMPLATE_IMPL( \
TEMPLATE_PARAMS_SEQ) \
\
boost::remove_const<boost::remove_reference<lvalue>::type>::type
#define BOOST_FUSION_ADAPT_ADT_ATTRIBUTE_GETEXPR(ATTRIBUTE, \
ATTRIBUTE_TUPLE_SIZE, DEDUCE_TYPE) \
BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPLE_SIZE, \
BOOST_PP_IF(DEDUCE_TYPE, 0, 2), ATTRIBUTE)
#define BOOST_FUSION_ADAPT_ADT_ATTRIBUTE_SETEXPR(ATTRIBUTE, \
ATTRIBUTE_TUPLE_SIZE, DEDUCE_TYPE) \
BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPLE_SIZE, \
BOOST_PP_IF(DEDUCE_TYPE, 1, 3), ATTRIBUTE)
#ifdef BOOST_MSVC
# define BOOST_FUSION_DEDUCED_ATTR_TYPE(NAME_SEQ, ATTRIBUTE, \
ATTRIBUTE_TUPLE_SIZE, PREFIX, TEMPLATE_PARAMS_SEQ) \
\
BOOST_FUSION_ADAPT_STRUCT_MSVC_REDEFINE_TEMPLATE_PARAMS( \
TEMPLATE_PARAMS_SEQ) \
\
struct deduced_attr_type { \
static const BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ)& obj; \
typedef \
BOOST_PP_EXPR_IF(BOOST_FUSION_ADAPT_IS_TPL(TEMPLATE_PARAMS_SEQ), \
typename) \
BOOST_TYPEOF( PREFIX() BOOST_FUSION_ADAPT_ADT_ATTRIBUTE_GETEXPR( \
ATTRIBUTE, ATTRIBUTE_TUPLE_SIZE, 1)) type; \
};
#else
# define BOOST_FUSION_DEDUCED_ATTR_TYPE(NAME_SEQ, ATTRIBUTE, \
ATTRIBUTE_TUPLE_SIZE, PREFIX, TEMPLATE_PARAMS_SEQ) \
struct deduced_attr_type { \
static const BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ)& obj; \
typedef BOOST_TYPEOF( PREFIX() BOOST_FUSION_ADAPT_ADT_ATTRIBUTE_GETEXPR( \
ATTRIBUTE, ATTRIBUTE_TUPLE_SIZE, 1)) type; \
};
#endif
#define BOOST_FUSION_ADT_ATTRIBUTE_TYPEOF( \
NAME_SEQ, ATTRIBUTE, ATTRIBUTE_TUPLE_SIZE, PREFIX, TEMPLATE_PARAMS_SEQ) \
\
BOOST_FUSION_DEDUCED_ATTR_TYPE( \
NAME_SEQ, ATTRIBUTE, ATTRIBUTE_TUPLE_SIZE, PREFIX, TEMPLATE_PARAMS_SEQ) \
\
typedef \
BOOST_PP_EXPR_IF(BOOST_FUSION_ADAPT_IS_TPL(TEMPLATE_PARAMS_SEQ), \
typename) \
deduced_attr_type::type type; \
typedef type const_type;
#define BOOST_FUSION_ADT_ATTRIBUTE_GIVENTYPE( \
NAME_SEQ, ATTRIBUTE, ATTRIBUTE_TUPLE_SIZE, PREFIX, TEMPLATE_PARAMS_SEQ) \
\
typedef BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPLE_SIZE, 0, ATTRIBUTE) type; \
typedef BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPLE_SIZE, 1, ATTRIBUTE) const_type;
#define BOOST_FUSION_ADAPT_ADT_C_BASE( \
TEMPLATE_PARAMS_SEQ,NAME_SEQ,I,PREFIX, \
ATTRIBUTE,ATTRIBUTE_TUPLE_SIZE, DEDUCE_TYPE) \
\
template< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_TEMPLATE_PARAMS(TEMPLATE_PARAMS_SEQ) \
> \
struct access::adt_attribute_access< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
, I \
> \
{ \
\
BOOST_PP_IF(DEDUCE_TYPE, \
BOOST_FUSION_ADT_ATTRIBUTE_TYPEOF, \
BOOST_FUSION_ADT_ATTRIBUTE_GIVENTYPE)( \
NAME_SEQ, \
ATTRIBUTE, \
ATTRIBUTE_TUPLE_SIZE, \
PREFIX, \
TEMPLATE_PARAMS_SEQ) \
\
template<class Val> \
BOOST_CXX14_CONSTEXPR BOOST_FUSION_GPU_ENABLED \
static void \
boost_fusion_adapt_adt_impl_set( \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ)& obj, \
Val const& val) \
{ \
PREFIX() BOOST_FUSION_ADAPT_ADT_ATTRIBUTE_SETEXPR(ATTRIBUTE, \
ATTRIBUTE_TUPLE_SIZE, DEDUCE_TYPE); \
} \
\
BOOST_FUSION_GPU_ENABLED \
static type \
boost_fusion_adapt_adt_impl_get( \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ)& obj) \
{ \
return PREFIX() BOOST_FUSION_ADAPT_ADT_ATTRIBUTE_GETEXPR(ATTRIBUTE, \
ATTRIBUTE_TUPLE_SIZE, DEDUCE_TYPE); \
} \
\
BOOST_FUSION_GPU_ENABLED \
static const_type \
boost_fusion_adapt_adt_impl_get( \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) const& obj) \
{ \
return PREFIX() BOOST_FUSION_ADAPT_ADT_ATTRIBUTE_GETEXPR(ATTRIBUTE, \
ATTRIBUTE_TUPLE_SIZE, DEDUCE_TYPE); \
} \
}; \
\
template< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_TEMPLATE_PARAMS(TEMPLATE_PARAMS_SEQ) \
> \
struct adt_attribute_proxy< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
, I \
, true \
> \
{ \
typedef \
BOOST_PP_EXPR_IF(BOOST_PP_SEQ_HEAD(TEMPLATE_PARAMS_SEQ), typename) \
access::adt_attribute_access< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
, I \
>::const_type type; \
\
BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED \
explicit \
adt_attribute_proxy( \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) const& o) \
: obj(&o) \
{} \
\
BOOST_FUSION_GPU_ENABLED \
type get() const \
{ \
return access::adt_attribute_access< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
, I \
>::boost_fusion_adapt_adt_impl_get(*obj); \
} \
\
BOOST_FUSION_GPU_ENABLED \
operator type() const \
{ \
return get(); \
} \
\
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) const* obj; \
}; \
\
template< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_TEMPLATE_PARAMS(TEMPLATE_PARAMS_SEQ) \
> \
struct adt_attribute_proxy< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
, I \
, false \
> \
{ \
typedef \
BOOST_PP_EXPR_IF(BOOST_PP_SEQ_HEAD(TEMPLATE_PARAMS_SEQ), typename) \
access::adt_attribute_access< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
, I \
>::type type; \
\
BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED \
explicit \
adt_attribute_proxy( \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ)& o) \
: obj(&o) \
{} \
\
template<class Val> \
BOOST_CXX14_CONSTEXPR BOOST_FUSION_GPU_ENABLED \
adt_attribute_proxy& \
operator=(Val const& val) \
{ \
access::adt_attribute_access< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
, I \
>::boost_fusion_adapt_adt_impl_set(*obj, val); \
return *this; \
} \
\
BOOST_FUSION_GPU_ENABLED \
type get() const \
{ \
return access::adt_attribute_access< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
, I \
>::boost_fusion_adapt_adt_impl_get(*obj); \
} \
\
BOOST_FUSION_GPU_ENABLED \
operator type() const \
{ \
return get(); \
} \
\
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ)* obj; \
}; \
\
template< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_TEMPLATE_PARAMS(TEMPLATE_PARAMS_SEQ) \
> \
struct access::struct_member< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
, I \
> \
{ \
typedef BOOST_PP_EXPR_IF(BOOST_PP_SEQ_HEAD(TEMPLATE_PARAMS_SEQ), \
typename) \
adt_attribute_proxy< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
, I \
, false \
>::type lvalue; \
\
BOOST_FUSION_ADAPT_STRUCT_MSVC_REDEFINE_TEMPLATE_PARAMS( \
TEMPLATE_PARAMS_SEQ) \
\
typedef \
BOOST_PP_IF( \
BOOST_PP_SEQ_HEAD(TEMPLATE_PARAMS_SEQ), \
BOOST_FUSION_ADAPT_ADT_GET_IDENTITY_TEMPLATE_IMPL, \
BOOST_FUSION_ADAPT_ADT_GET_IDENTITY_NON_TEMPLATE_IMPL)( \
TEMPLATE_PARAMS_SEQ) \
type; \
\
template<typename Seq> \
struct apply \
{ \
typedef \
adt_attribute_proxy< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
, I \
, is_const<Seq>::value \
> \
type; \
\
BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED \
static type \
call(Seq& obj) \
{ \
return type(obj); \
} \
}; \
};
#endif