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218 lines
11 KiB
C++
218 lines
11 KiB
C++
// Copyright Daniel Wallin 2006.
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// Copyright Cromwell D. Enage 2017.
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#ifndef BOOST_PARAMETER_PREPROCESSOR_060206_HPP
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#define BOOST_PARAMETER_PREPROCESSOR_060206_HPP
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#include <boost/parameter/aux_/preprocessor/impl/forwarding_overloads.hpp>
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#include <boost/parameter/aux_/preprocessor/impl/specification.hpp>
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#include <boost/preprocessor/cat.hpp>
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// Helper macro for BOOST_PARAMETER_CONSTRUCTOR.
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#define BOOST_PARAMETER_CONSTRUCTOR_AUX(class_, base, tag_namespace, args) \
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BOOST_PARAMETER_SPECIFICATION(tag_namespace, ctor, args, 0) \
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BOOST_PP_CAT(constructor_parameters, __LINE__); \
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BOOST_PARAMETER_CONSTRUCTOR_OVERLOADS(class_, base, args)
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/**/
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#include <boost/parameter/aux_/preprocessor/impl/function_name.hpp>
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// Defines the implementation function header.
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#define BOOST_PARAMETER_FUNCTION_IMPL_HEAD(name, is_const) \
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template <typename Args> \
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typename BOOST_PARAMETER_FUNCTION_RESULT_NAME(name, is_const)< \
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Args \
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>::type BOOST_PARAMETER_FUNCTION_IMPL_NAME(name, is_const)( \
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Args const& args \
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)
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/**/
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#include <boost/parameter/aux_/preprocessor/impl/parenthesized_return_type.hpp>
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#include <boost/parameter/config.hpp>
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// Expands to the result metafunction and the parameters specialization.
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#if defined(BOOST_PARAMETER_CAN_USE_MP11)
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#define BOOST_PARAMETER_FUNCTION_HEAD(result, name, tag_ns, args, is_const) \
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template <typename Args> \
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using BOOST_PARAMETER_FUNCTION_RESULT_NAME(name, is_const) \
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= typename BOOST_PARAMETER_PARENTHESIZED_RETURN_TYPE(result); \
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BOOST_PARAMETER_SPECIFICATION(tag_ns, name, args, is_const) \
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BOOST_PARAMETER_FUNCTION_SPECIFICATION_NAME(name, is_const);
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/**/
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#else
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#define BOOST_PARAMETER_FUNCTION_HEAD(result, name, tag_ns, args, is_const) \
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template <typename Args> \
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struct BOOST_PARAMETER_FUNCTION_RESULT_NAME(name, is_const) \
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: BOOST_PARAMETER_PARENTHESIZED_RETURN_TYPE(result) \
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{ \
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}; \
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BOOST_PARAMETER_SPECIFICATION(tag_ns, name, args, is_const) \
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BOOST_PARAMETER_FUNCTION_SPECIFICATION_NAME(name, is_const);
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/**/
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#endif // BOOST_PARAMETER_CAN_USE_MP11
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// Helper macro for BOOST_PARAMETER_BASIC_FUNCTION.
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#define BOOST_PARAMETER_BASIC_FUNCTION_AUX(result, name, tag_ns, args) \
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BOOST_PARAMETER_FUNCTION_HEAD(result, name, tag_ns, args, 0) \
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BOOST_PARAMETER_FUNCTION_IMPL_HEAD(name, 0); \
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BOOST_PARAMETER_FUNCTION_FORWARD_OVERLOADS(name, name, args, 0, 0) \
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BOOST_PARAMETER_FUNCTION_IMPL_HEAD(name, 0)
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/**/
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#include <boost/preprocessor/control/expr_if.hpp>
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// Helper macro for BOOST_PARAMETER_BASIC_MEMBER_FUNCTION,
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// BOOST_PARAMETER_BASIC_CONST_MEMBER_FUNCTION,
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// BOOST_PARAMETER_BASIC_FUNCTION_CALL_OPERATOR, and
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// BOOST_PARAMETER_BASIC_CONST_FUNCTION_CALL_OPERATOR.
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#define BOOST_PARAMETER_BASIC_MEMBER_FUNCTION_AUX(r, n, i, tag_ns, args, c) \
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BOOST_PARAMETER_FUNCTION_HEAD(r, i, tag_ns, args, c) \
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BOOST_PARAMETER_FUNCTION_FORWARD_OVERLOADS(n, i, args, 1, c) \
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BOOST_PARAMETER_FUNCTION_IMPL_HEAD(i, c) BOOST_PP_EXPR_IF(c, const)
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/**/
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#include <boost/parameter/aux_/preprocessor/impl/flatten.hpp>
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// Expands to a Boost.Parameter-enabled constructor header. All arguments are
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// accessible via args and keywords only.
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#define BOOST_PARAMETER_CONSTRUCTOR(class_, base, tag_namespace, args) \
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BOOST_PARAMETER_CONSTRUCTOR_AUX( \
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class_, base, tag_namespace \
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, BOOST_PARAMETER_AUX_PP_FLATTEN(2, 2, 3, args) \
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)
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/**/
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// Expands to a Boost.Parameter-enabled function header. All arguments are
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// accessible via args and keywords only.
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#define BOOST_PARAMETER_BASIC_FUNCTION(result, name, tag_namespace, args) \
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BOOST_PARAMETER_BASIC_FUNCTION_AUX( \
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result, name, tag_namespace \
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, BOOST_PARAMETER_AUX_PP_FLATTEN(2, 2, 3, args) \
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)
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/**/
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// Expands to a Boost.Parameter-enabled member function header. All arguments
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// are accessible via args and keywords only.
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#define BOOST_PARAMETER_BASIC_MEMBER_FUNCTION(result, name, tag_ns, args) \
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BOOST_PARAMETER_BASIC_MEMBER_FUNCTION_AUX( \
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result, name, name, tag_ns \
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, BOOST_PARAMETER_AUX_PP_FLATTEN(2, 2, 3, args), 0 \
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)
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/**/
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// Expands to a Boost.Parameter-enabled const-qualified member function
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// header. All arguments are accessible via args and keywords only.
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#define BOOST_PARAMETER_BASIC_CONST_MEMBER_FUNCTION(r, name, tag_ns, args) \
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BOOST_PARAMETER_BASIC_MEMBER_FUNCTION_AUX( \
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r, name, name, tag_ns \
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, BOOST_PARAMETER_AUX_PP_FLATTEN(2, 2, 3, args), 1 \
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)
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/**/
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// Expands to a Boost.Parameter-enabled function call operator header. All
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// arguments are accessible via args and keywords only.
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#define BOOST_PARAMETER_BASIC_FUNCTION_CALL_OPERATOR(result, tag_ns, args) \
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BOOST_PARAMETER_BASIC_MEMBER_FUNCTION_AUX( \
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result, operator(), operator, tag_ns \
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, BOOST_PARAMETER_AUX_PP_FLATTEN(2, 2, 3, args), 0 \
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)
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/**/
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// Expands to a Boost.Parameter-enabled const-qualified function call
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// operator header. All arguments are accessible via args and keywords only.
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#define BOOST_PARAMETER_BASIC_CONST_FUNCTION_CALL_OPERATOR(r, tag_ns, args) \
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BOOST_PARAMETER_BASIC_MEMBER_FUNCTION_AUX( \
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r, operator(), operator, tag_ns \
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, BOOST_PARAMETER_AUX_PP_FLATTEN(2, 2, 3, args), 1 \
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)
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/**/
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#include <boost/parameter/aux_/preprocessor/impl/function_dispatch_layer.hpp>
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// Helper macro for BOOST_PARAMETER_FUNCTION.
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#define BOOST_PARAMETER_FUNCTION_AUX(result, name, tag_ns, args) \
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BOOST_PARAMETER_FUNCTION_HEAD(result, name, tag_ns, args, 0) \
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BOOST_PARAMETER_FUNCTION_IMPL_HEAD(name, 0); \
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BOOST_PARAMETER_FUNCTION_FORWARD_OVERLOADS(name, name, args, 0, 0) \
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BOOST_PARAMETER_FUNCTION_DISPATCH_LAYER( \
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1, (name, BOOST_PARAMETER_FUNCTION_SPLIT_ARGS(args), 0, 0, tag_ns) \
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)
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/**/
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// Expands to a Boost.Parameter-enabled function header. All arguments are
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// accessible via args and keywords, as well as by name.
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#define BOOST_PARAMETER_FUNCTION(result, name, tag_namespace, args) \
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BOOST_PARAMETER_FUNCTION_AUX( \
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result, name, tag_namespace \
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, BOOST_PARAMETER_AUX_PP_FLATTEN(3, 2, 3, args) \
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)
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/**/
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#include <boost/preprocessor/control/if.hpp>
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// Helper macro for BOOST_PARAMETER_MEMBER_FUNCTION
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// BOOST_PARAMETER_CONST_MEMBER_FUNCTION,
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// BOOST_PARAMETER_FUNCTION_CALL_OPERATOR, and
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// BOOST_PARAMETER_CONST_FUNCTION_CALL_OPERATOR.
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#define BOOST_PARAMETER_MEMBER_FUNCTION_AUX(r, name, impl, tag_ns, c, args) \
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BOOST_PARAMETER_FUNCTION_HEAD(r, impl, tag_ns, args, c) \
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BOOST_PARAMETER_FUNCTION_FORWARD_OVERLOADS(name, impl, args, 1, c) \
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BOOST_PARAMETER_FUNCTION_DISPATCH_LAYER( \
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0, ( \
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impl \
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, BOOST_PARAMETER_FUNCTION_SPLIT_ARGS(args) \
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, BOOST_PP_IF( \
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BOOST_PARAMETER_MEMBER_FUNCTION_IS_STATIC(impl) \
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, 0 \
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, 1 \
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) \
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, c \
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, tag_ns \
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) \
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)
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/**/
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// Expands to a Boost.Parameter-enabled member function header. All
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// arguments are accessible via args and keywords, as well as by name.
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#define BOOST_PARAMETER_MEMBER_FUNCTION(result, name, tag_ns, args) \
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BOOST_PARAMETER_MEMBER_FUNCTION_AUX( \
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result, name, name, tag_ns, 0 \
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, BOOST_PARAMETER_AUX_PP_FLATTEN(3, 2, 3, args) \
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)
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/**/
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// Expands to a Boost.Parameter-enabled const-qualified member function
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// header. All arguments are accessible via args and keywords, as well as
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// by name.
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#define BOOST_PARAMETER_CONST_MEMBER_FUNCTION(result, name, tag_ns, args) \
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BOOST_PARAMETER_MEMBER_FUNCTION_AUX( \
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result, name, name, tag_ns, 1 \
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, BOOST_PARAMETER_AUX_PP_FLATTEN(3, 2, 3, args) \
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)
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/**/
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// Expands to a Boost.Parameter-enabled function call operator header. All
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// arguments are accessible via args and keywords, as well as by name.
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#define BOOST_PARAMETER_FUNCTION_CALL_OPERATOR(result, tag_ns, args) \
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BOOST_PARAMETER_MEMBER_FUNCTION_AUX( \
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result, operator(), operator, tag_ns, 0 \
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, BOOST_PARAMETER_AUX_PP_FLATTEN(3, 2, 3, args) \
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)
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/**/
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// Expands to a Boost.Parameter-enabled const-qualified function call operator
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// header. All arguments are accessible via args and keywords, as well as
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// by name.
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#define BOOST_PARAMETER_CONST_FUNCTION_CALL_OPERATOR(result, tag_ns, args) \
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BOOST_PARAMETER_MEMBER_FUNCTION_AUX( \
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result, operator(), operator, tag_ns, 1 \
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, BOOST_PARAMETER_AUX_PP_FLATTEN(3, 2, 3, args) \
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)
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/**/
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#endif // include guard
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