1179 lines
41 KiB
C++
1179 lines
41 KiB
C++
// Copyright Daniel Wallin 2006. Use, modification and distribution is
|
|
// 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)
|
|
|
|
#ifndef BOOST_PARAMETER_PREPROCESSOR_060206_HPP
|
|
# define BOOST_PARAMETER_PREPROCESSOR_060206_HPP
|
|
|
|
# include <boost/parameter/parameters.hpp>
|
|
# include <boost/parameter/binding.hpp>
|
|
# include <boost/parameter/match.hpp>
|
|
|
|
# include <boost/parameter/aux_/parenthesized_type.hpp>
|
|
# include <boost/parameter/aux_/cast.hpp>
|
|
# include <boost/parameter/aux_/preprocessor/flatten.hpp>
|
|
|
|
# include <boost/preprocessor/repetition/repeat_from_to.hpp>
|
|
# include <boost/preprocessor/comparison/equal.hpp>
|
|
# include <boost/preprocessor/control/if.hpp>
|
|
# include <boost/preprocessor/control/iif.hpp>
|
|
# include <boost/preprocessor/control/expr_if.hpp>
|
|
# include <boost/preprocessor/repetition/enum_params.hpp>
|
|
# include <boost/preprocessor/repetition/enum_binary_params.hpp>
|
|
# include <boost/preprocessor/repetition/enum_trailing.hpp>
|
|
# include <boost/preprocessor/seq/first_n.hpp>
|
|
# include <boost/preprocessor/seq/for_each_product.hpp>
|
|
# include <boost/preprocessor/seq/for_each_i.hpp>
|
|
# include <boost/preprocessor/tuple/elem.hpp>
|
|
# include <boost/preprocessor/tuple/eat.hpp>
|
|
# include <boost/preprocessor/seq/fold_left.hpp>
|
|
# include <boost/preprocessor/seq/push_back.hpp>
|
|
# include <boost/preprocessor/seq/size.hpp>
|
|
# include <boost/preprocessor/seq/enum.hpp>
|
|
# include <boost/preprocessor/seq/push_back.hpp>
|
|
|
|
# include <boost/preprocessor/detail/is_nullary.hpp>
|
|
|
|
# include <boost/mpl/always.hpp>
|
|
# include <boost/mpl/apply_wrap.hpp>
|
|
|
|
# if BOOST_WORKAROUND(BOOST_MSVC, <= 1300)
|
|
# include <boost/type.hpp>
|
|
# endif
|
|
|
|
namespace boost { namespace parameter { namespace aux {
|
|
|
|
# if ! defined(BOOST_NO_SFINAE) && ! BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x592))
|
|
|
|
// Given Match, which is "void x" where x is an argument matching
|
|
// criterion, extract a corresponding MPL predicate.
|
|
template <class Match>
|
|
struct unwrap_predicate;
|
|
|
|
// Match anything
|
|
template <>
|
|
struct unwrap_predicate<void*>
|
|
{
|
|
typedef mpl::always<mpl::true_> type;
|
|
};
|
|
|
|
#if BOOST_WORKAROUND(__SUNPRO_CC, BOOST_TESTED_AT(0x580))
|
|
|
|
typedef void* voidstar;
|
|
|
|
// A matching predicate is explicitly specified
|
|
template <class Predicate>
|
|
struct unwrap_predicate<voidstar (Predicate)>
|
|
{
|
|
typedef Predicate type;
|
|
};
|
|
|
|
#else
|
|
|
|
// A matching predicate is explicitly specified
|
|
template <class Predicate>
|
|
struct unwrap_predicate<void *(Predicate)>
|
|
{
|
|
typedef Predicate type;
|
|
};
|
|
|
|
#endif
|
|
|
|
|
|
// A type to which the argument is supposed to be convertible is
|
|
// specified
|
|
template <class Target>
|
|
struct unwrap_predicate<void (Target)>
|
|
{
|
|
typedef is_convertible<mpl::_, Target> type;
|
|
};
|
|
|
|
// Recast the ParameterSpec's nested match metafunction as a free metafunction
|
|
template <
|
|
class Parameters
|
|
, BOOST_PP_ENUM_BINARY_PARAMS(
|
|
BOOST_PARAMETER_MAX_ARITY, class A, = boost::parameter::void_ BOOST_PP_INTERCEPT
|
|
)
|
|
>
|
|
struct match
|
|
: Parameters::template match<
|
|
BOOST_PP_ENUM_PARAMS(BOOST_PARAMETER_MAX_ARITY, A)
|
|
>
|
|
{};
|
|
# endif
|
|
|
|
# if BOOST_WORKAROUND(BOOST_MSVC, == 1300)
|
|
|
|
// Function template argument deduction does many of the same things
|
|
// as type matching during partial specialization, so we call a
|
|
// function template to "store" T into the type memory addressed by
|
|
// void(*)(T).
|
|
template <class T>
|
|
msvc_store_type<T,void*(*)(void**(T))>
|
|
msvc_store_predicate_type(void*(*)(void**(T)));
|
|
|
|
template <class T>
|
|
msvc_store_type<boost::is_convertible<mpl::_,T>,void*(*)(void*(T))>
|
|
msvc_store_predicate_type(void*(*)(void*(T)));
|
|
|
|
template <class FunctionType>
|
|
struct unwrap_predicate
|
|
{
|
|
static FunctionType f;
|
|
|
|
// We don't want the function to be evaluated, just instantiated,
|
|
// so protect it inside of sizeof.
|
|
enum { dummy = sizeof(msvc_store_predicate_type(f)) };
|
|
|
|
// Now pull the type out of the instantiated base class
|
|
typedef typename msvc_type_memory<FunctionType>::storage::type type;
|
|
};
|
|
|
|
template <>
|
|
struct unwrap_predicate<void*(*)(void**)>
|
|
{
|
|
typedef mpl::always<mpl::true_> type;
|
|
};
|
|
|
|
# endif
|
|
|
|
# undef false_
|
|
|
|
template <
|
|
class Parameters
|
|
, BOOST_PP_ENUM_BINARY_PARAMS(
|
|
BOOST_PARAMETER_MAX_ARITY, class A, = boost::parameter::void_ BOOST_PP_INTERCEPT
|
|
)
|
|
>
|
|
struct argument_pack
|
|
{
|
|
typedef typename make_arg_list<
|
|
typename BOOST_PARAMETER_build_arg_list(
|
|
BOOST_PARAMETER_MAX_ARITY, make_items, typename Parameters::parameter_spec, A
|
|
)::type
|
|
, typename Parameters::deduced_list
|
|
, tag_keyword_arg
|
|
, mpl::false_
|
|
>::type result;
|
|
typedef typename mpl::first<result>::type type;
|
|
};
|
|
|
|
# if 1 //BOOST_WORKAROUND(BOOST_MSVC, < 1300)
|
|
// Works around VC6 problem where it won't accept rvalues.
|
|
template <class T>
|
|
T& as_lvalue(T& value, long)
|
|
{
|
|
return value;
|
|
}
|
|
|
|
template <class T>
|
|
T const& as_lvalue(T const& value, int)
|
|
{
|
|
return value;
|
|
}
|
|
# endif
|
|
|
|
|
|
# if BOOST_WORKAROUND(BOOST_MSVC, < 1300) \
|
|
|| BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564))
|
|
|
|
template <class Predicate, class T, class Args>
|
|
struct apply_predicate
|
|
{
|
|
BOOST_MPL_ASSERT((
|
|
mpl::and_<mpl::false_,T>
|
|
));
|
|
|
|
typedef typename mpl::if_<
|
|
typename mpl::apply2<Predicate,T,Args>::type
|
|
, char
|
|
, int
|
|
>::type type;
|
|
};
|
|
|
|
template <class P>
|
|
struct funptr_predicate
|
|
{
|
|
static P p;
|
|
|
|
template <class T, class Args, class P0>
|
|
static typename apply_predicate<P0,T,Args>::type
|
|
check_predicate(type<T>, Args*, void**(*)(P0));
|
|
|
|
template <class T, class Args, class P0>
|
|
static typename mpl::if_<
|
|
is_convertible<T,P0>
|
|
, char
|
|
, int
|
|
>::type check_predicate(type<T>, Args*, void*(*)(P0));
|
|
|
|
template <class T, class Args>
|
|
struct apply
|
|
{
|
|
BOOST_STATIC_CONSTANT(bool, result =
|
|
sizeof(check_predicate(boost::type<T>(), (Args*)0, &p)) == 1
|
|
);
|
|
|
|
typedef mpl::bool_<apply<T,Args>::result> type;
|
|
};
|
|
};
|
|
|
|
template <>
|
|
struct funptr_predicate<void**>
|
|
: mpl::always<mpl::true_>
|
|
{};
|
|
|
|
# endif
|
|
|
|
}}} // namespace boost::parameter::aux
|
|
|
|
# if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564))
|
|
// From Paul Mensonides
|
|
# define BOOST_PARAMETER_IS_NULLARY(x) \
|
|
BOOST_PP_SPLIT(1, BOOST_PARAMETER_IS_NULLARY_C x BOOST_PP_COMMA() 0) \
|
|
/**/
|
|
# define BOOST_PARAMETER_IS_NULLARY_C() \
|
|
~, 1 BOOST_PP_RPAREN() \
|
|
BOOST_PP_TUPLE_EAT(2) BOOST_PP_LPAREN() ~ \
|
|
/**/
|
|
# else
|
|
# define BOOST_PARAMETER_IS_NULLARY(x) BOOST_PP_IS_NULLARY(x)
|
|
# endif
|
|
|
|
# define BOOST_PARAMETER_MEMBER_FUNCTION_CHECK_STATIC_static ()
|
|
# define BOOST_PARAMETER_MEMBER_FUNCTION_IS_STATIC(name) \
|
|
BOOST_PARAMETER_IS_NULLARY( \
|
|
BOOST_PP_CAT(BOOST_PARAMETER_MEMBER_FUNCTION_CHECK_STATIC_,name) \
|
|
)
|
|
|
|
# if !defined(BOOST_MSVC)
|
|
# define BOOST_PARAMETER_MEMBER_FUNCTION_STRIP_STATIC_static
|
|
# define BOOST_PARAMETER_MEMBER_FUNCTION_STRIP_STATIC(name) \
|
|
BOOST_PP_CAT(BOOST_PARAMETER_MEMBER_FUNCTION_STRIP_STATIC_, name)
|
|
# else
|
|
// Workaround for MSVC preprocessor.
|
|
//
|
|
// When stripping static from "static f", msvc will produce
|
|
// " f". The leading whitespace doesn't go away when pasting
|
|
// the token with something else, so this thing is a hack to
|
|
// strip the whitespace.
|
|
# define BOOST_PARAMETER_MEMBER_FUNCTION_STRIP_STATIC_static (
|
|
# define BOOST_PARAMETER_MEMBER_FUNCTION_STRIP_STATIC_AUX(name) \
|
|
BOOST_PP_CAT(BOOST_PARAMETER_MEMBER_FUNCTION_STRIP_STATIC_, name))
|
|
# define BOOST_PARAMETER_MEMBER_FUNCTION_STRIP_STATIC(name) \
|
|
BOOST_PP_SEQ_HEAD( \
|
|
BOOST_PARAMETER_MEMBER_FUNCTION_STRIP_STATIC_AUX(name) \
|
|
)
|
|
# endif
|
|
|
|
# define BOOST_PARAMETER_MEMBER_FUNCTION_STATIC(name) \
|
|
BOOST_PP_EXPR_IF( \
|
|
BOOST_PARAMETER_MEMBER_FUNCTION_IS_STATIC(name) \
|
|
, static \
|
|
)
|
|
|
|
# define BOOST_PARAMETER_MEMBER_FUNCTION_NAME(name) \
|
|
BOOST_PP_IF( \
|
|
BOOST_PARAMETER_MEMBER_FUNCTION_IS_STATIC(name) \
|
|
, BOOST_PARAMETER_MEMBER_FUNCTION_STRIP_STATIC \
|
|
, name BOOST_PP_TUPLE_EAT(1) \
|
|
)(name)
|
|
|
|
// Calculates [begin, end) arity range.
|
|
|
|
# define BOOST_PARAMETER_ARITY_RANGE_M_optional(state) state
|
|
# define BOOST_PARAMETER_ARITY_RANGE_M_deduced_optional(state) state
|
|
# define BOOST_PARAMETER_ARITY_RANGE_M_required(state) BOOST_PP_INC(state)
|
|
# define BOOST_PARAMETER_ARITY_RANGE_M_deduced_required(state) BOOST_PP_INC(state)
|
|
|
|
# define BOOST_PARAMETER_ARITY_RANGE_M(s, state, x) \
|
|
BOOST_PP_CAT( \
|
|
BOOST_PARAMETER_ARITY_RANGE_M_ \
|
|
, BOOST_PARAMETER_FN_ARG_QUALIFIER(x) \
|
|
)(state)
|
|
/**/
|
|
|
|
# define BOOST_PARAMETER_ARITY_RANGE(args) \
|
|
( \
|
|
BOOST_PP_SEQ_FOLD_LEFT(BOOST_PARAMETER_ARITY_RANGE_M, 0, args) \
|
|
, BOOST_PP_INC(BOOST_PP_SEQ_SIZE(args)) \
|
|
)
|
|
/**/
|
|
|
|
// Accessor macros for the argument specs tuple.
|
|
# define BOOST_PARAMETER_FN_ARG_QUALIFIER(x) \
|
|
BOOST_PP_TUPLE_ELEM(4,0,x)
|
|
/**/
|
|
|
|
# define BOOST_PARAMETER_FN_ARG_NAME(x) \
|
|
BOOST_PP_TUPLE_ELEM(4,1,x)
|
|
/**/
|
|
|
|
# define BOOST_PARAMETER_FN_ARG_PRED(x) \
|
|
BOOST_PP_TUPLE_ELEM(4,2,x)
|
|
/**/
|
|
|
|
# define BOOST_PARAMETER_FN_ARG_DEFAULT(x) \
|
|
BOOST_PP_TUPLE_ELEM(4,3,x)
|
|
/**/
|
|
|
|
# define BOOST_PARAMETETER_FUNCTION_EAT_KEYWORD_QUALIFIER_out(x)
|
|
# define BOOST_PARAMETETER_FUNCTION_EAT_KEYWORD_QUALIFIER_in_out(x)
|
|
|
|
// Returns 1 if x is either "out(k)" or "in_out(k)".
|
|
# define BOOST_PARAMETER_FUNCTION_IS_KEYWORD_QUALIFIER(x) \
|
|
BOOST_PP_IS_EMPTY( \
|
|
BOOST_PP_CAT(BOOST_PARAMETETER_FUNCTION_EAT_KEYWORD_QUALIFIER_, x) \
|
|
) \
|
|
/**/
|
|
|
|
# define BOOST_PARAMETETER_FUNCTION_GET_KEYWORD_QUALIFIER_out(x) x
|
|
# define BOOST_PARAMETETER_FUNCTION_GET_KEYWORD_QUALIFIER_in_out(x) x
|
|
# define BOOST_PARAMETER_FUNCTION_KEYWORD_GET(x) \
|
|
BOOST_PP_CAT(BOOST_PARAMETETER_FUNCTION_GET_KEYWORD_QUALIFIER_, x)
|
|
/**/
|
|
|
|
// Returns the keyword of x, where x is either a keyword qualifier
|
|
// or a keyword.
|
|
//
|
|
// k => k
|
|
// out(k) => k
|
|
// in_out(k) => k
|
|
//
|
|
# define BOOST_PARAMETER_FUNCTION_KEYWORD(x) \
|
|
BOOST_PP_IF( \
|
|
BOOST_PARAMETER_FUNCTION_IS_KEYWORD_QUALIFIER(x) \
|
|
, BOOST_PARAMETER_FUNCTION_KEYWORD_GET \
|
|
, x BOOST_PP_TUPLE_EAT(1) \
|
|
)(x)
|
|
/**/
|
|
|
|
# define BOOST_PARAMETER_FN_ARG_KEYWORD(x) \
|
|
BOOST_PARAMETER_FUNCTION_KEYWORD( \
|
|
BOOST_PARAMETER_FN_ARG_NAME(x) \
|
|
)
|
|
|
|
// Builds forwarding functions.
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_FWD_FUNCTION_TEMPLATE_Z(z, n) \
|
|
template<BOOST_PP_ENUM_PARAMS_Z(z, n, class ParameterArgumentType)>
|
|
/**/
|
|
|
|
# if ! defined(BOOST_NO_SFINAE) && ! BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x592))
|
|
# define BOOST_PARAMETER_FUNCTION_FWD_MATCH_Z(z, name, parameters, n) \
|
|
, typename boost::parameter::aux::match< \
|
|
parameters, BOOST_PP_ENUM_PARAMS(n, ParameterArgumentType) \
|
|
>::type = parameters()
|
|
# else
|
|
# define BOOST_PARAMETER_FUNCTION_FWD_MATCH_Z(z, name, parameters, n)
|
|
# endif
|
|
/**/
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_PARAMETERS_NAME(base) \
|
|
BOOST_PP_CAT( \
|
|
boost_param_parameters_ \
|
|
, BOOST_PP_CAT(__LINE__, BOOST_PARAMETER_MEMBER_FUNCTION_NAME(base)) \
|
|
)
|
|
|
|
// Produce a name for a result type metafunction for the function
|
|
// named base
|
|
# define BOOST_PARAMETER_FUNCTION_RESULT_NAME(base) \
|
|
BOOST_PP_CAT( \
|
|
boost_param_result_ \
|
|
, BOOST_PP_CAT(__LINE__,BOOST_PARAMETER_MEMBER_FUNCTION_NAME(base)) \
|
|
)
|
|
|
|
// Can't do boost_param_impl_ ## basee because base might start with an underscore
|
|
// daniel: what? how is that relevant? the reason for using CAT() is to make sure
|
|
// base is expanded. i'm not sure we need to here, but it's more stable to do it.
|
|
# define BOOST_PARAMETER_IMPL(base) \
|
|
BOOST_PP_CAT(boost_param_impl,BOOST_PARAMETER_MEMBER_FUNCTION_NAME(base))
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_FWD_FUNCTION00(z, n, r, data, elem) \
|
|
BOOST_PP_IF( \
|
|
n \
|
|
, BOOST_PARAMETER_FUNCTION_FWD_FUNCTION_TEMPLATE_Z, BOOST_PP_TUPLE_EAT(2) \
|
|
)(z,n) \
|
|
BOOST_PARAMETER_MEMBER_FUNCTION_STATIC(BOOST_PP_TUPLE_ELEM(7,3,data)) \
|
|
inline \
|
|
BOOST_PP_EXPR_IF(n, typename) \
|
|
BOOST_PARAMETER_FUNCTION_RESULT_NAME(BOOST_PP_TUPLE_ELEM(7,3,data))< \
|
|
BOOST_PP_EXPR_IF(n, typename) \
|
|
boost::parameter::aux::argument_pack< \
|
|
BOOST_PARAMETER_FUNCTION_PARAMETERS_NAME(BOOST_PP_TUPLE_ELEM(7,3,data)) \
|
|
BOOST_PP_COMMA_IF(n) \
|
|
BOOST_PP_IF( \
|
|
n, BOOST_PP_SEQ_ENUM, BOOST_PP_TUPLE_EAT(1) \
|
|
)(elem) \
|
|
>::type \
|
|
>::type \
|
|
BOOST_PARAMETER_MEMBER_FUNCTION_NAME(BOOST_PP_TUPLE_ELEM(7,3,data))( \
|
|
BOOST_PP_IF( \
|
|
n \
|
|
, BOOST_PP_SEQ_FOR_EACH_I_R \
|
|
, BOOST_PP_TUPLE_EAT(4) \
|
|
)( \
|
|
r \
|
|
, BOOST_PARAMETER_FUNCTION_ARGUMENT \
|
|
, ~ \
|
|
, elem \
|
|
) \
|
|
BOOST_PP_IF(n, BOOST_PARAMETER_FUNCTION_FWD_MATCH_Z, BOOST_PP_TUPLE_EAT(4))( \
|
|
z \
|
|
, BOOST_PP_TUPLE_ELEM(7,3,data) \
|
|
, BOOST_PARAMETER_FUNCTION_PARAMETERS_NAME(BOOST_PP_TUPLE_ELEM(7,3,data)) \
|
|
, n \
|
|
) \
|
|
) BOOST_PP_EXPR_IF(BOOST_PP_TUPLE_ELEM(7,4,data), const) \
|
|
{ \
|
|
return BOOST_PARAMETER_IMPL(BOOST_PP_TUPLE_ELEM(7,3,data))( \
|
|
BOOST_PARAMETER_FUNCTION_PARAMETERS_NAME(BOOST_PP_TUPLE_ELEM(7,3,data))()( \
|
|
BOOST_PP_ENUM_PARAMS_Z(z, n, a) \
|
|
) \
|
|
); \
|
|
}
|
|
/**/
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_FWD_FUNCTION0(r, data, elem) \
|
|
BOOST_PARAMETER_FUNCTION_FWD_FUNCTION00( \
|
|
BOOST_PP_TUPLE_ELEM(7,0,data) \
|
|
, BOOST_PP_TUPLE_ELEM(7,1,data) \
|
|
, r \
|
|
, data \
|
|
, elem \
|
|
)
|
|
/**/
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_FWD_FUNCTION_ARITY_0(z, n, data) \
|
|
BOOST_PARAMETER_FUNCTION_FWD_FUNCTION00( \
|
|
z, n, BOOST_PP_DEDUCE_R() \
|
|
, (z, n, BOOST_PP_TUPLE_REM(5) data) \
|
|
, ~ \
|
|
)
|
|
/**/
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_FWD_FUNCTION_ARITY_N(z, n, data) \
|
|
BOOST_PP_SEQ_FOR_EACH( \
|
|
BOOST_PARAMETER_FUNCTION_FWD_FUNCTION0 \
|
|
, (z, n, BOOST_PP_TUPLE_REM(5) data) \
|
|
, BOOST_PP_SEQ_FOR_EACH_PRODUCT( \
|
|
BOOST_PARAMETER_FUNCTION_FWD_PRODUCT \
|
|
, BOOST_PP_SEQ_FIRST_N( \
|
|
n, BOOST_PP_TUPLE_ELEM(5,3,data) \
|
|
) \
|
|
) \
|
|
)
|
|
/**/
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_FWD_FUNCTION(z, n, data) \
|
|
BOOST_PP_IF( \
|
|
n \
|
|
, BOOST_PARAMETER_FUNCTION_FWD_FUNCTION_ARITY_N \
|
|
, BOOST_PARAMETER_FUNCTION_FWD_FUNCTION_ARITY_0 \
|
|
)(z,n,data) \
|
|
/**/
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_FWD_FUNCTIONS0( \
|
|
result,name,args,const_,combinations,range \
|
|
) \
|
|
BOOST_PP_REPEAT_FROM_TO( \
|
|
BOOST_PP_TUPLE_ELEM(2,0,range), BOOST_PP_TUPLE_ELEM(2,1,range) \
|
|
, BOOST_PARAMETER_FUNCTION_FWD_FUNCTION \
|
|
, (result,name,const_,combinations,BOOST_PP_TUPLE_ELEM(2,1,range)) \
|
|
)
|
|
/**/
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_FWD_FUNCTIONS(result,name,args, const_, combinations) \
|
|
BOOST_PARAMETER_FUNCTION_FWD_FUNCTIONS0( \
|
|
result, name, args, const_, combinations, BOOST_PARAMETER_ARITY_RANGE(args) \
|
|
)
|
|
/**/
|
|
|
|
// Builds boost::parameter::parameters<> specialization
|
|
# define BOOST_PARAMETER_FUNCTION_PARAMETERS_QUALIFIER_optional(tag) \
|
|
optional<tag
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_PARAMETERS_QUALIFIER_required(tag) \
|
|
required<tag
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_PARAMETERS_QUALIFIER_deduced_optional(tag) \
|
|
optional<boost::parameter::deduced<tag>
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_PARAMETERS_QUALIFIER_deduced_required(tag) \
|
|
required<boost::parameter::deduced<tag>
|
|
|
|
# if !BOOST_WORKAROUND(BOOST_MSVC, < 1300) && !BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564))
|
|
|
|
# if BOOST_WORKAROUND(BOOST_MSVC, == 1300)
|
|
# define BOOST_PARAMETER_PREDICATE_TYPE(p) void*(*) (void* p)
|
|
# else
|
|
# define BOOST_PARAMETER_PREDICATE_TYPE(p) void p
|
|
# endif
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_PARAMETERS_M(r,tag_namespace,i,elem) \
|
|
BOOST_PP_COMMA_IF(i) \
|
|
boost::parameter::BOOST_PP_CAT( \
|
|
BOOST_PARAMETER_FUNCTION_PARAMETERS_QUALIFIER_ \
|
|
, BOOST_PARAMETER_FN_ARG_QUALIFIER(elem) \
|
|
)( \
|
|
tag_namespace::BOOST_PARAMETER_FUNCTION_KEYWORD( \
|
|
BOOST_PARAMETER_FN_ARG_KEYWORD(elem) \
|
|
) \
|
|
) \
|
|
, typename boost::parameter::aux::unwrap_predicate< \
|
|
BOOST_PARAMETER_PREDICATE_TYPE(BOOST_PARAMETER_FN_ARG_PRED(elem)) \
|
|
>::type \
|
|
>
|
|
# elif BOOST_WORKAROUND(BOOST_MSVC, < 1300)
|
|
# define BOOST_PARAMETER_FUNCTION_PARAMETERS_M(r,tag_namespace,i,elem) \
|
|
BOOST_PP_COMMA_IF(i) \
|
|
boost::parameter::BOOST_PP_CAT( \
|
|
BOOST_PARAMETER_FUNCTION_PARAMETERS_QUALIFIER_ \
|
|
, BOOST_PARAMETER_FN_ARG_QUALIFIER(elem) \
|
|
)( \
|
|
tag_namespace::BOOST_PARAMETER_FUNCTION_KEYWORD( \
|
|
BOOST_PARAMETER_FN_ARG_KEYWORD(elem) \
|
|
) \
|
|
) \
|
|
, boost::parameter::aux::funptr_predicate< \
|
|
void* BOOST_PARAMETER_FN_ARG_PRED(elem) \
|
|
> \
|
|
>
|
|
# elif BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564))
|
|
# define BOOST_PARAMETER_FUNCTION_PARAMETERS_M(r,tag_namespace,i,elem) \
|
|
BOOST_PP_COMMA_IF(i) \
|
|
boost::parameter::BOOST_PP_CAT( \
|
|
BOOST_PARAMETER_FUNCTION_PARAMETERS_QUALIFIER_ \
|
|
, BOOST_PARAMETER_FN_ARG_QUALIFIER(elem) \
|
|
)( \
|
|
tag_namespace::BOOST_PARAMETER_FUNCTION_KEYWORD( \
|
|
BOOST_PARAMETER_FN_ARG_KEYWORD(elem) \
|
|
) \
|
|
) \
|
|
, boost::mpl::always<boost::mpl::true_> \
|
|
>
|
|
# endif
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_PARAMETERS(tag_namespace, base, args) \
|
|
template <class BoostParameterDummy> \
|
|
struct BOOST_PP_CAT( \
|
|
BOOST_PP_CAT(boost_param_params_, __LINE__) \
|
|
, BOOST_PARAMETER_MEMBER_FUNCTION_NAME(base) \
|
|
) : boost::parameter::parameters< \
|
|
BOOST_PP_SEQ_FOR_EACH_I( \
|
|
BOOST_PARAMETER_FUNCTION_PARAMETERS_M, tag_namespace, args \
|
|
) \
|
|
> \
|
|
{}; \
|
|
\
|
|
typedef BOOST_PP_CAT( \
|
|
BOOST_PP_CAT(boost_param_params_, __LINE__) \
|
|
, BOOST_PARAMETER_MEMBER_FUNCTION_NAME(base) \
|
|
)<int>
|
|
|
|
// Defines result type metafunction
|
|
# define BOOST_PARAMETER_FUNCTION_RESULT_ARG(z, _, i, x) \
|
|
BOOST_PP_COMMA_IF(i) class BOOST_PP_TUPLE_ELEM(3,1,x)
|
|
/**/
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_RESULT_(result, name, args) \
|
|
template <class Args> \
|
|
struct BOOST_PARAMETER_FUNCTION_RESULT_NAME(name) \
|
|
{ \
|
|
typedef typename BOOST_PARAMETER_PARENTHESIZED_TYPE(result) type; \
|
|
};
|
|
|
|
# if BOOST_WORKAROUND(BOOST_MSVC, <= 1300)
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_RESULT(result, name, args) \
|
|
BOOST_PARAMETER_FUNCTION_RESULT_(result, name, args) \
|
|
template <> \
|
|
struct BOOST_PARAMETER_FUNCTION_RESULT_NAME(name)<int> \
|
|
{ typedef int type; };
|
|
|
|
# else
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_RESULT(result, name, args) \
|
|
BOOST_PARAMETER_FUNCTION_RESULT_(result, name, args)
|
|
|
|
# endif
|
|
|
|
// Defines implementation function
|
|
# define BOOST_PARAMETER_FUNCTION_IMPL_HEAD(name) \
|
|
template <class Args> \
|
|
typename BOOST_PARAMETER_FUNCTION_RESULT_NAME(name)< \
|
|
Args \
|
|
>::type BOOST_PARAMETER_IMPL(name)(Args const& args)
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_IMPL_FWD(name) \
|
|
BOOST_PARAMETER_FUNCTION_IMPL_HEAD(name);
|
|
/**/
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_SPLIT_ARG_required(state, arg) \
|
|
( \
|
|
BOOST_PP_INC(BOOST_PP_TUPLE_ELEM(4, 0, state)) \
|
|
, BOOST_PP_SEQ_PUSH_BACK(BOOST_PP_TUPLE_ELEM(4, 1, state), arg) \
|
|
, BOOST_PP_TUPLE_ELEM(4, 2, state) \
|
|
, BOOST_PP_TUPLE_ELEM(4, 3, state) \
|
|
)
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_SPLIT_ARG_deduced_required(state, arg) \
|
|
BOOST_PARAMETER_FUNCTION_SPLIT_ARG_required(state, arg)
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_SPLIT_ARG_optional(state, arg) \
|
|
( \
|
|
BOOST_PP_TUPLE_ELEM(4, 0, state) \
|
|
, BOOST_PP_TUPLE_ELEM(4, 1, state) \
|
|
, BOOST_PP_INC(BOOST_PP_TUPLE_ELEM(4, 2, state)) \
|
|
, BOOST_PP_SEQ_PUSH_BACK(BOOST_PP_TUPLE_ELEM(4, 3, state), arg) \
|
|
)
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_SPLIT_ARG_deduced_optional(state, arg) \
|
|
BOOST_PARAMETER_FUNCTION_SPLIT_ARG_optional(state, arg)
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_SPLIT_ARG(s, state, arg) \
|
|
BOOST_PP_CAT( \
|
|
BOOST_PARAMETER_FUNCTION_SPLIT_ARG_ \
|
|
, BOOST_PARAMETER_FN_ARG_QUALIFIER(arg) \
|
|
)(state, arg)
|
|
|
|
// Returns (required_count, required, optional_count, optionals) tuple
|
|
# define BOOST_PARAMETER_FUNCTION_SPLIT_ARGS(args) \
|
|
BOOST_PP_SEQ_FOLD_LEFT( \
|
|
BOOST_PARAMETER_FUNCTION_SPLIT_ARG \
|
|
, (0,BOOST_PP_SEQ_NIL, 0,BOOST_PP_SEQ_NIL) \
|
|
, args \
|
|
)
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_DEFAULT_FUNCTION_ARG_NAME(keyword) \
|
|
BOOST_PP_CAT(BOOST_PP_CAT(keyword,_),type)
|
|
|
|
// Helpers used as parameters to BOOST_PARAMETER_FUNCTION_DEFAULT_ARGUMENTS.
|
|
# define BOOST_PARAMETER_FUNCTION_DEFAULT_FUNCTION_TEMPLATE_ARG(r, _, arg) \
|
|
, class BOOST_PARAMETER_FUNCTION_DEFAULT_FUNCTION_ARG_NAME( \
|
|
BOOST_PARAMETER_FN_ARG_KEYWORD(arg) \
|
|
)
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_DEFAULT_FUNCTION_ARG(r, _, arg) \
|
|
, BOOST_PARAMETER_FUNCTION_DEFAULT_FUNCTION_ARG_NAME( \
|
|
BOOST_PARAMETER_FN_ARG_KEYWORD(arg) \
|
|
)& BOOST_PARAMETER_FN_ARG_KEYWORD(arg)
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_DEFAULT_FUNCTION_PARAMETER(r, _, arg) \
|
|
, BOOST_PARAMETER_FN_ARG_KEYWORD(arg)
|
|
|
|
// Produces a name for the dispatch functions.
|
|
# define BOOST_PARAMETER_FUNCTION_DEFAULT_NAME(name) \
|
|
BOOST_PP_CAT( \
|
|
boost_param_default_ \
|
|
, BOOST_PP_CAT(__LINE__, BOOST_PARAMETER_MEMBER_FUNCTION_NAME(name)) \
|
|
)
|
|
|
|
// Helper macro used below to produce lists based on the keyword argument
|
|
// names. macro is applied to every element. n is the number of
|
|
// optional arguments that should be included.
|
|
# define BOOST_PARAMETER_FUNCTION_DEFAULT_ARGUMENTS(macro, n, split_args) \
|
|
BOOST_PP_SEQ_FOR_EACH( \
|
|
macro \
|
|
, ~ \
|
|
, BOOST_PP_TUPLE_ELEM(4,1,split_args) \
|
|
) \
|
|
BOOST_PP_SEQ_FOR_EACH( \
|
|
macro \
|
|
, ~ \
|
|
, BOOST_PP_SEQ_FIRST_N( \
|
|
BOOST_PP_SUB(BOOST_PP_TUPLE_ELEM(4,2,split_args), n) \
|
|
, BOOST_PP_TUPLE_ELEM(4,3,split_args) \
|
|
) \
|
|
)
|
|
|
|
// Generates a keyword | default expression.
|
|
# define BOOST_PARAMETER_FUNCTION_DEFAULT_EVAL_DEFAULT(arg, tag_namespace) \
|
|
boost::parameter::keyword< \
|
|
tag_namespace::BOOST_PARAMETER_FN_ARG_KEYWORD(arg) \
|
|
>::instance | boost::parameter::aux::use_default_tag()
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_DEFAULT_FUNCTION_GET_ARG(arg, tag_ns) \
|
|
BOOST_PARAMETER_FUNCTION_CAST( \
|
|
args[ \
|
|
BOOST_PARAMETER_FUNCTION_DEFAULT_EVAL_DEFAULT( \
|
|
arg, tag_ns \
|
|
) \
|
|
] \
|
|
, BOOST_PARAMETER_FN_ARG_PRED(arg) \
|
|
, Args \
|
|
)
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_DEFAULT_FUNCTION_BODY(name, n, split_args, tag_namespace) \
|
|
{ \
|
|
return BOOST_PARAMETER_FUNCTION_DEFAULT_NAME(name)( \
|
|
(ResultType(*)())0 \
|
|
, args \
|
|
, 0L \
|
|
BOOST_PARAMETER_FUNCTION_DEFAULT_ARGUMENTS( \
|
|
BOOST_PARAMETER_FUNCTION_DEFAULT_FUNCTION_PARAMETER \
|
|
, n \
|
|
, split_args \
|
|
) \
|
|
, BOOST_PARAMETER_FUNCTION_DEFAULT_FUNCTION_GET_ARG( \
|
|
BOOST_PP_SEQ_ELEM( \
|
|
BOOST_PP_SUB(BOOST_PP_TUPLE_ELEM(4,2,split_args), n) \
|
|
, BOOST_PP_TUPLE_ELEM(4,3,split_args) \
|
|
) \
|
|
, tag_namespace \
|
|
) \
|
|
); \
|
|
}
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_DEFAULT_EVAL_ACTUAL_DEFAULT(arg) \
|
|
BOOST_PARAMETER_FUNCTION_CAST( \
|
|
boost::parameter::aux::as_lvalue(BOOST_PARAMETER_FN_ARG_DEFAULT(arg), 0L) \
|
|
, BOOST_PARAMETER_FN_ARG_PRED(arg) \
|
|
, Args \
|
|
)
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_DEFAULT_EVAL_DEFAULT_BODY(name, n, split_args, tag_ns, const_) \
|
|
template < \
|
|
class ResultType \
|
|
, class Args \
|
|
BOOST_PARAMETER_FUNCTION_DEFAULT_ARGUMENTS( \
|
|
BOOST_PARAMETER_FUNCTION_DEFAULT_FUNCTION_TEMPLATE_ARG \
|
|
, BOOST_PP_INC(n) \
|
|
, split_args \
|
|
) \
|
|
> \
|
|
BOOST_PARAMETER_MEMBER_FUNCTION_STATIC(name) \
|
|
ResultType BOOST_PARAMETER_FUNCTION_DEFAULT_NAME(name)( \
|
|
ResultType(*)() \
|
|
, Args const& args \
|
|
, long \
|
|
BOOST_PARAMETER_FUNCTION_DEFAULT_ARGUMENTS( \
|
|
BOOST_PARAMETER_FUNCTION_DEFAULT_FUNCTION_ARG \
|
|
, BOOST_PP_INC(n) \
|
|
, split_args \
|
|
) \
|
|
, boost::parameter::aux::use_default_tag \
|
|
) BOOST_PP_EXPR_IF(const_, const) \
|
|
{ \
|
|
return BOOST_PARAMETER_FUNCTION_DEFAULT_NAME(name)( \
|
|
(ResultType(*)())0 \
|
|
, args \
|
|
, 0L \
|
|
BOOST_PARAMETER_FUNCTION_DEFAULT_ARGUMENTS( \
|
|
BOOST_PARAMETER_FUNCTION_DEFAULT_FUNCTION_PARAMETER \
|
|
, BOOST_PP_INC(n) \
|
|
, split_args \
|
|
) \
|
|
, BOOST_PARAMETER_FUNCTION_DEFAULT_EVAL_ACTUAL_DEFAULT( \
|
|
BOOST_PP_SEQ_ELEM( \
|
|
BOOST_PP_SUB(BOOST_PP_TUPLE_ELEM(4,2,split_args), BOOST_PP_INC(n)) \
|
|
, BOOST_PP_TUPLE_ELEM(4,3,split_args) \
|
|
) \
|
|
) \
|
|
); \
|
|
}
|
|
|
|
// Produces a forwarding layer in the default evaluation machine.
|
|
//
|
|
// data is a tuple:
|
|
//
|
|
// (name, split_args)
|
|
//
|
|
// Where name is the base name of the function, and split_args is a tuple:
|
|
//
|
|
// (required_count, required_args, optional_count, required_args)
|
|
//
|
|
|
|
|
|
// defines the actual function body for BOOST_PARAMETER_FUNCTION_DEFAULT_FUNCTION below.
|
|
# define BOOST_PARAMETER_FUNCTION_DEFAULT_FUNCTION0(z, n, data) \
|
|
template < \
|
|
class ResultType \
|
|
, class Args \
|
|
BOOST_PARAMETER_FUNCTION_DEFAULT_ARGUMENTS( \
|
|
BOOST_PARAMETER_FUNCTION_DEFAULT_FUNCTION_TEMPLATE_ARG \
|
|
, n \
|
|
, BOOST_PP_TUPLE_ELEM(5,1,data) \
|
|
) \
|
|
> \
|
|
BOOST_PARAMETER_MEMBER_FUNCTION_STATIC(BOOST_PP_TUPLE_ELEM(5,0,data)) \
|
|
ResultType BOOST_PARAMETER_FUNCTION_DEFAULT_NAME(BOOST_PP_TUPLE_ELEM(5,0,data))( \
|
|
ResultType(*)() \
|
|
, Args const& args \
|
|
, int \
|
|
BOOST_PARAMETER_FUNCTION_DEFAULT_ARGUMENTS( \
|
|
BOOST_PARAMETER_FUNCTION_DEFAULT_FUNCTION_ARG \
|
|
, n \
|
|
, BOOST_PP_TUPLE_ELEM(5,1,data) \
|
|
) \
|
|
) BOOST_PP_EXPR_IF(BOOST_PP_TUPLE_ELEM(5,2,data), const) \
|
|
BOOST_PP_IF( \
|
|
n \
|
|
, BOOST_PARAMETER_FUNCTION_DEFAULT_FUNCTION_BODY \
|
|
, ; BOOST_PP_TUPLE_EAT(4) \
|
|
)( \
|
|
BOOST_PP_TUPLE_ELEM(5,0,data) \
|
|
, n \
|
|
, BOOST_PP_TUPLE_ELEM(5,1,data) \
|
|
, BOOST_PP_TUPLE_ELEM(5,3,data) \
|
|
)
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_DEFAULT_FUNCTION(z, n, data) \
|
|
BOOST_PP_IF( \
|
|
BOOST_PP_AND( \
|
|
BOOST_PP_NOT(n) \
|
|
, BOOST_PP_TUPLE_ELEM(5,4,data) \
|
|
) \
|
|
, BOOST_PP_TUPLE_EAT(3) \
|
|
, BOOST_PARAMETER_FUNCTION_DEFAULT_FUNCTION0 \
|
|
)(z, n, data) \
|
|
BOOST_PP_IF( \
|
|
BOOST_PP_EQUAL(n, BOOST_PP_TUPLE_ELEM(4,2,BOOST_PP_TUPLE_ELEM(5,1,data))) \
|
|
, BOOST_PP_TUPLE_EAT(5) \
|
|
, BOOST_PARAMETER_FUNCTION_DEFAULT_EVAL_DEFAULT_BODY \
|
|
)( \
|
|
BOOST_PP_TUPLE_ELEM(5,0,data) \
|
|
, n \
|
|
, BOOST_PP_TUPLE_ELEM(5,1,data) \
|
|
, BOOST_PP_TUPLE_ELEM(5,3,data) \
|
|
, BOOST_PP_TUPLE_ELEM(5,2,data) \
|
|
)
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_DEFAULT_GET_ARG(r, tag_ns, arg) \
|
|
, BOOST_PARAMETER_FUNCTION_CAST( \
|
|
args[ \
|
|
boost::parameter::keyword<tag_ns::BOOST_PARAMETER_FN_ARG_KEYWORD(arg)>::instance \
|
|
] \
|
|
, BOOST_PARAMETER_FN_ARG_PRED(arg) \
|
|
, Args \
|
|
)
|
|
|
|
// Generates the function template that recives a ArgumentPack, and then
|
|
// goes on to call the layers of overloads generated by
|
|
// BOOST_PARAMETER_FUNCTION_DEFAULT_LAYER.
|
|
# define BOOST_PARAMETER_FUNCTION_INITIAL_DISPATCH_FUNCTION(name, split_args, const_, tag_ns) \
|
|
template <class Args> \
|
|
typename BOOST_PARAMETER_FUNCTION_RESULT_NAME(name)<Args>::type \
|
|
BOOST_PARAMETER_MEMBER_FUNCTION_STATIC(name) \
|
|
BOOST_PARAMETER_IMPL(name)(Args const& args) BOOST_PP_EXPR_IF(const_, const) \
|
|
{ \
|
|
return BOOST_PARAMETER_FUNCTION_DEFAULT_NAME(name)( \
|
|
(typename BOOST_PARAMETER_FUNCTION_RESULT_NAME(name)<Args>::type(*)())0 \
|
|
, args \
|
|
, 0L \
|
|
\
|
|
BOOST_PP_SEQ_FOR_EACH( \
|
|
BOOST_PARAMETER_FUNCTION_DEFAULT_GET_ARG \
|
|
, tag_ns \
|
|
, BOOST_PP_TUPLE_ELEM(4,1,split_args) \
|
|
) \
|
|
\
|
|
); \
|
|
}
|
|
|
|
// Helper for BOOST_PARAMETER_FUNCTION_DEFAULT_LAYER below.
|
|
# define BOOST_PARAMETER_FUNCTION_DEFAULT_LAYER_AUX( \
|
|
name, split_args, skip_fwd_decl, const_, tag_namespace \
|
|
) \
|
|
BOOST_PP_REPEAT_FROM_TO( \
|
|
0 \
|
|
, BOOST_PP_INC(BOOST_PP_TUPLE_ELEM(4, 2, split_args)) \
|
|
, BOOST_PARAMETER_FUNCTION_DEFAULT_FUNCTION \
|
|
, (name, split_args, const_, tag_namespace, skip_fwd_decl) \
|
|
) \
|
|
\
|
|
BOOST_PARAMETER_FUNCTION_INITIAL_DISPATCH_FUNCTION(name, split_args, const_, tag_namespace) \
|
|
\
|
|
template < \
|
|
class ResultType \
|
|
, class Args \
|
|
BOOST_PARAMETER_FUNCTION_DEFAULT_ARGUMENTS( \
|
|
BOOST_PARAMETER_FUNCTION_DEFAULT_FUNCTION_TEMPLATE_ARG \
|
|
, 0 \
|
|
, split_args \
|
|
) \
|
|
> \
|
|
BOOST_PARAMETER_MEMBER_FUNCTION_STATIC(name) \
|
|
ResultType BOOST_PARAMETER_FUNCTION_DEFAULT_NAME(name)( \
|
|
ResultType(*)() \
|
|
, Args const& args \
|
|
, int \
|
|
BOOST_PARAMETER_FUNCTION_DEFAULT_ARGUMENTS( \
|
|
BOOST_PARAMETER_FUNCTION_DEFAULT_FUNCTION_ARG \
|
|
, 0 \
|
|
, split_args \
|
|
) \
|
|
) BOOST_PP_EXPR_IF(const_, const)
|
|
|
|
// Generates a bunch of forwarding functions that each extract
|
|
// one more argument.
|
|
# define BOOST_PARAMETER_FUNCTION_DEFAULT_LAYER(name, args, skip_fwd_decl, const_, tag_ns) \
|
|
BOOST_PARAMETER_FUNCTION_DEFAULT_LAYER_AUX( \
|
|
name, BOOST_PARAMETER_FUNCTION_SPLIT_ARGS(args), skip_fwd_decl, const_, tag_ns \
|
|
)
|
|
/**/
|
|
|
|
// Defines the result metafunction and the parameters specialization.
|
|
# define BOOST_PARAMETER_FUNCTION_HEAD(result, name, tag_namespace, args) \
|
|
BOOST_PARAMETER_FUNCTION_RESULT(result, name, args) \
|
|
\
|
|
BOOST_PARAMETER_FUNCTION_PARAMETERS(tag_namespace, name, args) \
|
|
BOOST_PARAMETER_FUNCTION_PARAMETERS_NAME(name); \
|
|
|
|
// Helper for BOOST_PARAMETER_FUNCTION below.
|
|
# define BOOST_PARAMETER_FUNCTION_AUX(result, name, tag_namespace, args) \
|
|
BOOST_PARAMETER_FUNCTION_HEAD(result, name, tag_namespace, args) \
|
|
BOOST_PARAMETER_FUNCTION_IMPL_HEAD(name); \
|
|
\
|
|
BOOST_PARAMETER_FUNCTION_FWD_FUNCTIONS( \
|
|
result, name, args, 0 \
|
|
, BOOST_PARAMETER_FUNCTION_FWD_COMBINATIONS(args) \
|
|
) \
|
|
\
|
|
BOOST_PARAMETER_FUNCTION_DEFAULT_LAYER(name, args, 0, 0, tag_namespace)
|
|
|
|
// Defines a Boost.Parameter enabled function with the new syntax.
|
|
# define BOOST_PARAMETER_FUNCTION(result, name, tag_namespace, args) \
|
|
BOOST_PARAMETER_FUNCTION_AUX( \
|
|
result, name, tag_namespace \
|
|
, BOOST_PARAMETER_FLATTEN(3, 2, 3, args) \
|
|
) \
|
|
/**/
|
|
|
|
// Defines a Boost.Parameter enabled function.
|
|
# define BOOST_PARAMETER_BASIC_FUNCTION_AUX(result, name, tag_namespace, args) \
|
|
BOOST_PARAMETER_FUNCTION_HEAD(result, name, tag_namespace, args) \
|
|
\
|
|
BOOST_PARAMETER_FUNCTION_IMPL_FWD(name) \
|
|
\
|
|
BOOST_PARAMETER_FUNCTION_FWD_FUNCTIONS( \
|
|
result, name, args, 0 \
|
|
, BOOST_PARAMETER_FUNCTION_FWD_COMBINATIONS(args) \
|
|
) \
|
|
\
|
|
BOOST_PARAMETER_FUNCTION_IMPL_HEAD(name)
|
|
|
|
# define BOOST_PARAMETER_BASIC_FUNCTION(result, name, tag_namespace, args) \
|
|
BOOST_PARAMETER_BASIC_FUNCTION_AUX( \
|
|
result, name, tag_namespace \
|
|
, BOOST_PARAMETER_FLATTEN(2, 2, 3, args) \
|
|
) \
|
|
/**/
|
|
|
|
// Defines a Boost.Parameter enabled member function.
|
|
# define BOOST_PARAMETER_BASIC_MEMBER_FUNCTION_AUX(result, name, tag_namespace, args, const_) \
|
|
BOOST_PARAMETER_FUNCTION_HEAD(result, name, tag_namespace, args) \
|
|
\
|
|
BOOST_PARAMETER_FUNCTION_FWD_FUNCTIONS( \
|
|
result, name, args, const_ \
|
|
, BOOST_PARAMETER_FUNCTION_FWD_COMBINATIONS(args) \
|
|
) \
|
|
\
|
|
BOOST_PARAMETER_FUNCTION_IMPL_HEAD(name) BOOST_PP_EXPR_IF(const_, const) \
|
|
/**/
|
|
|
|
# define BOOST_PARAMETER_BASIC_MEMBER_FUNCTION(result, name, tag_namespace, args) \
|
|
BOOST_PARAMETER_BASIC_MEMBER_FUNCTION_AUX( \
|
|
result, name, tag_namespace \
|
|
, BOOST_PARAMETER_FLATTEN(2, 2, 3, args) \
|
|
, 0 \
|
|
)
|
|
/**/
|
|
|
|
# define BOOST_PARAMETER_BASIC_CONST_MEMBER_FUNCTION(result, name, tag_namespace, args) \
|
|
BOOST_PARAMETER_BASIC_MEMBER_FUNCTION_AUX( \
|
|
result, name, tag_namespace \
|
|
, BOOST_PARAMETER_FLATTEN(2, 2, 3, args) \
|
|
, 1 \
|
|
)
|
|
/**/
|
|
|
|
|
|
|
|
# define BOOST_PARAMETER_MEMBER_FUNCTION_AUX(result, name, tag_namespace, const_, args) \
|
|
BOOST_PARAMETER_FUNCTION_HEAD(result, name, tag_namespace, args) \
|
|
\
|
|
BOOST_PARAMETER_FUNCTION_FWD_FUNCTIONS( \
|
|
result, name, args, const_ \
|
|
, BOOST_PARAMETER_FUNCTION_FWD_COMBINATIONS(args) \
|
|
) \
|
|
\
|
|
BOOST_PARAMETER_FUNCTION_DEFAULT_LAYER(name, args, 1, const_, tag_namespace)
|
|
|
|
// Defines a Boost.Parameter enabled function with the new syntax.
|
|
# define BOOST_PARAMETER_MEMBER_FUNCTION(result, name, tag_namespace, args) \
|
|
BOOST_PARAMETER_MEMBER_FUNCTION_AUX( \
|
|
result, name, tag_namespace, 0 \
|
|
, BOOST_PARAMETER_FLATTEN(3, 2, 3, args) \
|
|
) \
|
|
/**/
|
|
|
|
# define BOOST_PARAMETER_CONST_MEMBER_FUNCTION(result, name, tag_namespace, args) \
|
|
BOOST_PARAMETER_MEMBER_FUNCTION_AUX( \
|
|
result, name, tag_namespace, 1 \
|
|
, BOOST_PARAMETER_FLATTEN(3, 2, 3, args) \
|
|
) \
|
|
/**/
|
|
|
|
// Defines a Boost.Parameter enabled constructor.
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_ARGUMENT(r, _, i, elem) \
|
|
BOOST_PP_COMMA_IF(i) elem& BOOST_PP_CAT(a, i)
|
|
/**/
|
|
|
|
# if BOOST_WORKAROUND(BOOST_MSVC, <= 1300)
|
|
|
|
// Older MSVC can't do what's necessary to handle commas in base names; just
|
|
// use a typedef instead if you have a base name that contains commas.
|
|
# define BOOST_PARAMETER_PARENTHESIZED_BASE(x) BOOST_PP_SEQ_HEAD(x)
|
|
|
|
# else
|
|
|
|
# define BOOST_PARAMETER_PARENTHESIZED_BASE(x) BOOST_PARAMETER_PARENTHESIZED_TYPE(x)
|
|
|
|
# endif
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_FWD_CONSTRUCTOR00(z, n, r, data, elem) \
|
|
BOOST_PP_IF( \
|
|
n \
|
|
, BOOST_PARAMETER_FUNCTION_FWD_FUNCTION_TEMPLATE_Z, BOOST_PP_TUPLE_EAT(2) \
|
|
)(z, n) \
|
|
BOOST_PP_EXPR_IF(BOOST_PP_EQUAL(n,1), explicit) \
|
|
BOOST_PP_TUPLE_ELEM(6,2,data)( \
|
|
BOOST_PP_IF( \
|
|
n \
|
|
, BOOST_PP_SEQ_FOR_EACH_I_R \
|
|
, BOOST_PP_TUPLE_EAT(4) \
|
|
)( \
|
|
r \
|
|
, BOOST_PARAMETER_FUNCTION_ARGUMENT \
|
|
, ~ \
|
|
, elem \
|
|
) \
|
|
BOOST_PP_IF(n, BOOST_PARAMETER_FUNCTION_FWD_MATCH_Z, BOOST_PP_TUPLE_EAT(4))( \
|
|
z \
|
|
, BOOST_PP_TUPLE_ELEM(6,3,data) \
|
|
, BOOST_PP_CAT(constructor_parameters, __LINE__) \
|
|
, n \
|
|
) \
|
|
) \
|
|
: BOOST_PARAMETER_PARENTHESIZED_BASE(BOOST_PP_TUPLE_ELEM(6,3,data)) ( \
|
|
BOOST_PP_CAT(constructor_parameters, __LINE__)()( \
|
|
BOOST_PP_ENUM_PARAMS_Z(z, n, a) \
|
|
) \
|
|
) \
|
|
{}
|
|
/**/
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_FWD_CONSTRUCTOR0(r, data, elem) \
|
|
BOOST_PARAMETER_FUNCTION_FWD_CONSTRUCTOR00( \
|
|
BOOST_PP_TUPLE_ELEM(6,0,data) \
|
|
, BOOST_PP_TUPLE_ELEM(6,1,data) \
|
|
, r \
|
|
, data \
|
|
, elem \
|
|
)
|
|
/**/
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_FWD_PRODUCT(r, product) \
|
|
(product)
|
|
/**/
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_FWD_CONSTRUCTOR_ARITY_0(z, n, data) \
|
|
BOOST_PARAMETER_FUNCTION_FWD_CONSTRUCTOR00( \
|
|
z, n, BOOST_PP_DEDUCE_R() \
|
|
, (z, n, BOOST_PP_TUPLE_REM(4) data) \
|
|
, ~ \
|
|
)
|
|
/**/
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_FWD_CONSTRUCTOR_ARITY_N(z, n, data) \
|
|
BOOST_PP_SEQ_FOR_EACH( \
|
|
BOOST_PARAMETER_FUNCTION_FWD_CONSTRUCTOR0 \
|
|
, (z, n, BOOST_PP_TUPLE_REM(4) data) \
|
|
, BOOST_PP_SEQ_FOR_EACH_PRODUCT( \
|
|
BOOST_PARAMETER_FUNCTION_FWD_PRODUCT \
|
|
, BOOST_PP_SEQ_FIRST_N( \
|
|
n, BOOST_PP_TUPLE_ELEM(4,2,data) \
|
|
) \
|
|
) \
|
|
)
|
|
/**/
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_FWD_CONSTRUCTOR(z, n, data) \
|
|
BOOST_PP_IF( \
|
|
n \
|
|
, BOOST_PARAMETER_FUNCTION_FWD_CONSTRUCTOR_ARITY_N \
|
|
, BOOST_PARAMETER_FUNCTION_FWD_CONSTRUCTOR_ARITY_0 \
|
|
)(z,n,data) \
|
|
/**/
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_FWD_CONSTRUCTORS0(class_,base,args,combinations,range) \
|
|
BOOST_PP_REPEAT_FROM_TO( \
|
|
BOOST_PP_TUPLE_ELEM(2,0,range), BOOST_PP_TUPLE_ELEM(2,1,range) \
|
|
, BOOST_PARAMETER_FUNCTION_FWD_CONSTRUCTOR \
|
|
, (class_,base,combinations,BOOST_PP_TUPLE_ELEM(2,1,range)) \
|
|
)
|
|
/**/
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_FWD_CONSTRUCTORS(class_,base,args,combinations) \
|
|
BOOST_PARAMETER_FUNCTION_FWD_CONSTRUCTORS0( \
|
|
class_, base, args, combinations, BOOST_PARAMETER_ARITY_RANGE(args) \
|
|
)
|
|
/**/
|
|
|
|
# define BOOST_PARAMETER_CONSTRUCTOR_AUX(class_, base, tag_namespace, args) \
|
|
BOOST_PARAMETER_FUNCTION_PARAMETERS(tag_namespace, ctor, args) \
|
|
BOOST_PP_CAT(constructor_parameters, __LINE__); \
|
|
\
|
|
BOOST_PARAMETER_FUNCTION_FWD_CONSTRUCTORS( \
|
|
class_, base, args \
|
|
, BOOST_PARAMETER_FUNCTION_FWD_COMBINATIONS(args) \
|
|
) \
|
|
/**/
|
|
|
|
# define BOOST_PARAMETER_CONSTRUCTOR(class_, base, tag_namespace, args) \
|
|
BOOST_PARAMETER_CONSTRUCTOR_AUX( \
|
|
class_, base, tag_namespace \
|
|
, BOOST_PARAMETER_FLATTEN(2, 2, 3, args) \
|
|
)
|
|
/**/
|
|
|
|
# ifndef BOOST_NO_FUNCTION_TEMPLATE_ORDERING
|
|
# define BOOST_PARAMETER_FUNCTION_FWD_COMBINATION(r, _, i, elem) \
|
|
(BOOST_PP_IF( \
|
|
BOOST_PARAMETER_FUNCTION_IS_KEYWORD_QUALIFIER( \
|
|
BOOST_PARAMETER_FN_ARG_NAME(elem) \
|
|
) \
|
|
, (const ParameterArgumentType ## i)(ParameterArgumentType ## i) \
|
|
, (const ParameterArgumentType ## i) \
|
|
))
|
|
// MSVC6.5 lets us bind rvalues to T&.
|
|
# elif BOOST_WORKAROUND(BOOST_MSVC, < 1300)
|
|
# define BOOST_PARAMETER_FUNCTION_FWD_COMBINATION(r, _, i, elem) \
|
|
(BOOST_PP_IF( \
|
|
BOOST_PARAMETER_FUNCTION_IS_KEYWORD_QUALIFIER( \
|
|
BOOST_PARAMETER_FN_ARG_NAME(elem) \
|
|
) \
|
|
, (ParameterArgumentType ## i) \
|
|
, (const ParameterArgumentType ## i) \
|
|
))
|
|
// No partial ordering. This feature doesn't work.
|
|
// This is exactly the same as for VC6.5, but we might change it later.
|
|
# else
|
|
# define BOOST_PARAMETER_FUNCTION_FWD_COMBINATION(r, _, i, elem) \
|
|
(BOOST_PP_IF( \
|
|
BOOST_PARAMETER_FUNCTION_IS_KEYWORD_QUALIFIER( \
|
|
BOOST_PARAMETER_FN_ARG_NAME(elem) \
|
|
) \
|
|
, (ParameterArgumentType ## i) \
|
|
, (const ParameterArgumentType ## i) \
|
|
))
|
|
# endif
|
|
|
|
# define BOOST_PARAMETER_FUNCTION_FWD_COMBINATIONS(args) \
|
|
BOOST_PP_SEQ_FOR_EACH_I(BOOST_PARAMETER_FUNCTION_FWD_COMBINATION, ~, args)
|
|
|
|
#endif // BOOST_PARAMETER_PREPROCESSOR_060206_HPP
|
|
|