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// Copyright (C) 2009-2012 Lorenzo Caminiti // Distributed under the Boost Software License, Version 1.0 // (see accompanying file LICENSE_1_0.txt or a copy at // http://www.boost.org/LICENSE_1_0.txt) // Home at http://www.boost.org/libs/local_function #ifndef BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_APPEND_HPP_ #define BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_APPEND_HPP_ #include <boost/local_function/aux_/preprocessor/traits/decl_returns.hpp> #include <boost/local_function/aux_/preprocessor/traits/decl_params.hpp> #include <boost/local_function/aux_/preprocessor/traits/decl_const_binds.hpp> #include <boost/local_function/aux_/preprocessor/traits/decl_binds.hpp> #include <boost/local_function/aux_/preprocessor/traits/decl_error.hpp> #include <boost/local_function/aux_/preprocessor/traits/param.hpp> #include <boost/local_function/detail/preprocessor/keyword/return.hpp> #include <boost/preprocessor/facilities/empty.hpp> #include <boost/preprocessor/arithmetic/dec.hpp> #include <boost/preprocessor/list/append.hpp> #include <boost/preprocessor/list/size.hpp> #include <boost/preprocessor/list/at.hpp> #include <boost/preprocessor/list/first_n.hpp> // PRIVATE // #define BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_APPEND_PARAM_DEFAULT_( \ params, default_value) \ /* `DEC` ok because precondition that unbinds are not nil-list */ \ BOOST_PP_LIST_APPEND( \ BOOST_PP_LIST_FIRST_N(BOOST_PP_DEC(BOOST_PP_LIST_SIZE(params)), \ params) \ , \ ( /* list 2-tuple */ \ ( /* (param_decl, default) 2-tuple */ \ BOOST_LOCAL_FUNCTION_AUX_PP_PARAM_TRAITS_DECL( \ BOOST_PP_LIST_AT(params, BOOST_PP_DEC( \ BOOST_PP_LIST_SIZE(params)))) \ , \ default_value BOOST_PP_EMPTY \ ) \ , \ BOOST_PP_NIL \ ) \ ) // PUBLIC // // return_type: `return result_type`. #define BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_APPEND_RETURN( \ decl_traits, return_type) \ ( /* returns */ \ BOOST_PP_LIST_APPEND( \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_RETURNS(decl_traits), \ ( BOOST_LOCAL_FUNCTION_DETAIL_PP_KEYWORD_RETURN_REMOVE_FRONT( \ return_type), BOOST_PP_NIL ) ) \ , /* params and defaults */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_PARAMS(decl_traits) \ , /* const-bind vars */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_CONST_BINDS(decl_traits) \ , /* const-bind `this` types */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_CONST_BIND_THIS_TYPES( \ decl_traits) \ , /* bind vars */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_BINDS(decl_traits) \ , /* bind `this` types */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_BIND_THIS_TYPES(decl_traits) \ , /* error message (if any) */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_ERROR(decl_traits) \ ) // param_decl: `[auto | register] type_ name_`. #define BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_APPEND_PARAM( \ decl_traits, param_decl) \ ( /* returns */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_RETURNS(decl_traits) \ , /* params and defaults */ \ BOOST_PP_LIST_APPEND( \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_PARAMS(decl_traits), \ /* append param (with no default -- EMPTY) */ \ ( (param_decl, BOOST_PP_EMPTY), BOOST_PP_NIL ) ) \ , /* const-bind vars */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_CONST_BINDS(decl_traits) \ , /* const-bind `this` types */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_CONST_BIND_THIS_TYPES( \ decl_traits) \ , /* bind vars */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_BINDS(decl_traits) \ , /* bind `this` types */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_BIND_THIS_TYPES(decl_traits) \ , /* error message (if any) */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_ERROR(decl_traits) \ ) // default_value: a valid parameter default value (`-1`, etc). // Precondition: already added unbinds are not nil-list. #define BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_APPEND_PARAM_DEFAULT( \ decl_traits, default_value) \ ( /* returns */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_RETURNS(decl_traits) \ , /* unbind params and defaults */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_APPEND_PARAM_DEFAULT_( \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_PARAMS(decl_traits), \ default_value) /* append default to last added param */ \ , /* const-bind vars */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_CONST_BINDS(decl_traits) \ , /* const-bind `this` types */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_CONST_BIND_THIS_TYPES( \ decl_traits) \ , /* bind vars */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_BINDS(decl_traits) \ , /* bind `this` types */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_BIND_THIS_TYPES(decl_traits) \ , /* error message (if any) */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_ERROR(decl_traits) \ ) // var_without_type: `[&] var_` (var_ != this). // var_with_type: `PP_EMPTY | type [&] var_` (var_ != this). #define BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_APPEND_BIND( \ decl_traits, var_without_type, var_with_type) \ ( /* returns */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_RETURNS(decl_traits) \ , /* params and defaults */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_PARAMS(decl_traits) \ , /* const-bind vars */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_CONST_BINDS(decl_traits) \ , /* const-bind `this` types */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_CONST_BIND_THIS_TYPES( \ decl_traits) \ , /* bind vars */ \ BOOST_PP_LIST_APPEND( \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_BINDS(decl_traits), \ ( (var_without_type, var_with_type), BOOST_PP_NIL ) ) \ , /* bind `this` types */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_BIND_THIS_TYPES(decl_traits) \ , /* error message (if any) */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_ERROR(decl_traits) \ ) // this_type: `PP_EMPTY | type`. #define BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_APPEND_BIND_THIS_TYPE( \ decl_traits, this_type) \ ( /* returns */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_RETURNS(decl_traits) \ , /* params and defaults */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_PARAMS(decl_traits) \ , /* const-bind vars */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_CONST_BINDS(decl_traits) \ , /* const-bind `this` types */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_CONST_BIND_THIS_TYPES( \ decl_traits) \ , /* bind vars */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_BINDS(decl_traits) \ , /* bind `this` types */ \ BOOST_PP_LIST_APPEND( \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_BIND_THIS_TYPES( \ decl_traits), \ ( (this_type), BOOST_PP_NIL ) ) \ , /* error message (if any) */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_ERROR(decl_traits) \ ) // var_without_type: `[&] var_` (var_ != this). // var_with_type: `BOOST_PP_EMPTY | type_ [&] name_` (var_ != this). #define BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_APPEND_CONST_BIND( \ decl_traits, var_without_type, var_with_type) \ ( /* returns */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_RETURNS(decl_traits) \ , /* params and defaults */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_PARAMS(decl_traits) \ , /* const-bind vars */ \ BOOST_PP_LIST_APPEND( \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_CONST_BINDS( \ decl_traits), \ ( (var_without_type, var_with_type), BOOST_PP_NIL ) ) \ , /* const-bind `this` types */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_CONST_BIND_THIS_TYPES( \ decl_traits) \ , /* bind vars */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_BINDS(decl_traits) \ , /* bind `this` types */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_BIND_THIS_TYPES(decl_traits) \ , /* error message (if any) */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_ERROR(decl_traits) \ ) // this_type: `PP_EMPTY | type`. #define BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_APPEND_CONST_BIND_THIS_TYPE( \ decl_traits, this_type) \ ( /* returns */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_RETURNS(decl_traits) \ , /* params and defaults */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_PARAMS(decl_traits) \ , /* const-bind vars */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_CONST_BINDS(decl_traits) \ , /* const-bind `this` types */ \ BOOST_PP_LIST_APPEND( \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_CONST_BIND_THIS_TYPES( \ decl_traits), \ ( (this_type), BOOST_PP_NIL ) ) \ , /* bind vars */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_BINDS(decl_traits) \ , /* bind `this` types */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_BIND_THIS_TYPES(decl_traits) \ , /* error message (if any) */ \ BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_ERROR(decl_traits) \ ) #endif // #include guard