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Added thirdparty: boost library
This commit is contained in:
Viacheslav Demydiuk
+252
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// Copyright (C) 2009-2012 Lorenzo Caminiti
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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 a copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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// Home at http://www.boost.org/libs/local_function
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#ifndef BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_HPP_
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#define BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_HPP_
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#include <boost/local_function/aux_/symbol.hpp>
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#include <boost/local_function/aux_/macro/decl.hpp>
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#include <boost/local_function/aux_/preprocessor/traits/bind.hpp>
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#include <boost/local_function/aux_/preprocessor/traits/decl_binds.hpp>
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#include <boost/local_function/aux_/preprocessor/traits/decl_const_binds.hpp>
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#include <boost/utility/identity_type.hpp>
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#include <boost/scope_exit.hpp>
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#include <boost/type_traits/remove_reference.hpp>
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#include <boost/type_traits/function_traits.hpp>
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#include <boost/preprocessor/control/expr_iif.hpp>
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#include <boost/preprocessor/control/iif.hpp>
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#include <boost/preprocessor/facilities/empty.hpp>
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#include <boost/preprocessor/facilities/is_empty.hpp>
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#include <boost/preprocessor/facilities/identity.hpp>
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#include <boost/preprocessor/logical/bitand.hpp>
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#include <boost/preprocessor/punctuation/comma_if.hpp>
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#include <boost/preprocessor/tuple/elem.hpp>
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#include <boost/preprocessor/tuple/eat.hpp>
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#include <boost/preprocessor/list/adt.hpp>
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#include <boost/preprocessor/list/for_each_i.hpp>
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#include <boost/preprocessor/list/append.hpp>
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// PRIVATE //
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#define BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_PARAMS_VAR_(id) \
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BOOST_LOCAL_FUNCTION_AUX_SYMBOL( (params)(id) )
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#define BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_TAG_DECL_(r, id, i, bind_traits) \
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BOOST_SCOPE_EXIT_DETAIL_TAG_DECL(r, id, i, \
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BOOST_LOCAL_FUNCTION_AUX_PP_BIND_TRAITS_VAR_WITHOUT_TYPE( \
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bind_traits))
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#define BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_CAPTURE_DECL_TYPED_( \
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r, id, typename01, i, bind_traits) \
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typedef BOOST_PP_EXPR_IIF(typename01, typename) \
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/* remove ref because typed var can have & prefix */ \
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::boost::remove_reference< BOOST_PP_EXPR_IIF(typename01, typename) \
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::boost::function_traits< \
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/* instead of using Boost.Typeof, get bind type as 1st */ \
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/* argument type of func type `void (type_ [&] var_)` */ \
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void ( BOOST_LOCAL_FUNCTION_AUX_PP_BIND_TRAITS_VAR_WITH_TYPE( \
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bind_traits) ) \
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>::arg1_type \
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>::type \
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BOOST_SCOPE_EXIT_DETAIL_CAPTURE_T(id, i, \
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BOOST_LOCAL_FUNCTION_AUX_PP_BIND_TRAITS_VAR_WITHOUT_TYPE( \
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bind_traits)) \
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; /* close typedef */
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#define BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_CAPTURE_DECL_DEDUCED_( \
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r, id, typename01, i, bind_traits) \
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BOOST_SCOPE_EXIT_DETAIL_CAPTURE_DECL(r, \
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( \
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id \
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, \
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/* ScopeExit expects typename or EMPTY() here */ \
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BOOST_PP_EXPR_IIF(typename01, typename) \
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), \
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i, BOOST_LOCAL_FUNCTION_AUX_PP_BIND_TRAITS_VAR_WITHOUT_TYPE( \
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bind_traits))
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#define BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_CAPTURE_DECL_( \
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r, id_typename, i, bind_traits) \
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BOOST_PP_IIF(BOOST_PP_IS_EMPTY( \
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BOOST_LOCAL_FUNCTION_AUX_PP_BIND_TRAITS_VAR_WITH_TYPE(bind_traits)), \
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BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_CAPTURE_DECL_DEDUCED_ \
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, \
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BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_CAPTURE_DECL_TYPED_ \
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)(r, BOOST_PP_TUPLE_ELEM(2, 0, id_typename), \
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BOOST_PP_TUPLE_ELEM(2, 1, id_typename), i, bind_traits)
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#define BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_PARAM_DECL_( \
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r, id_typename, i, bind_traits) \
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BOOST_SCOPE_EXIT_DETAIL_PARAM_DECL(r, \
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( \
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BOOST_PP_TUPLE_ELEM(2, 0, id_typename) \
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, \
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/* ScopeExit expects typename or EMPTY() here */ \
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BOOST_PP_EXPR_IIF(BOOST_PP_TUPLE_ELEM(2, 1, id_typename), \
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typename \
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) \
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), \
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i, BOOST_LOCAL_FUNCTION_AUX_PP_BIND_TRAITS_VAR_WITHOUT_TYPE( \
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bind_traits))
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#define BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_MEMBER_DECL_VAR_( \
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r, id, typename01, i, var) \
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BOOST_PP_EXPR_IIF(typename01, typename) \
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BOOST_IDENTITY_TYPE(( /* must use IDENTITY because of tparam comma */ \
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::boost::scope_exit::detail::member< \
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BOOST_SCOPE_EXIT_DETAIL_PARAM_T(id, i, var) \
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, BOOST_SCOPE_EXIT_DETAIL_TAG(id, i) \
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> \
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)) \
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BOOST_SCOPE_EXIT_DETAIL_PARAM(id, i, var);
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#define BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_MEMBER_DECL_( \
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r, id_typename, i, bind_traits) \
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BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_MEMBER_DECL_VAR_(r, \
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BOOST_PP_TUPLE_ELEM(2, 0, id_typename), \
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BOOST_PP_TUPLE_ELEM(2, 1, id_typename), \
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i, BOOST_LOCAL_FUNCTION_AUX_PP_BIND_TRAITS_VAR_WITHOUT_TYPE( \
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bind_traits))
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#define BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_PARAM_INIT_(r, id, i, bind_traits) \
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BOOST_SCOPE_EXIT_DETAIL_PARAM_INIT(r, id, i, \
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BOOST_LOCAL_FUNCTION_AUX_PP_BIND_TRAITS_VAR_WITHOUT_TYPE( \
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bind_traits))
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#define BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_THIS_CAPTURE_TYPE_(id) \
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BOOST_LOCAL_FUNCTION_AUX_SYMBOL( (this_capture_type)(id) )
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#define BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_THIS_TYPE_(id) \
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BOOST_LOCAL_FUNCTION_AUX_SYMBOL( (this_type)(id) )
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#define BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_THIS_TYPEDEF_DEDUCED_( \
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id, typename01, all_bind_this_types) \
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BOOST_SCOPE_EXIT_DETAIL_TYPEDEF_TYPEOF_THIS(id, \
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BOOST_PP_EXPR_IIF(typename01, typename), /* otherwise EMPTY() */ \
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BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_THIS_CAPTURE_TYPE_(id))
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#define BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_THIS_TYPEDEF_TYPED_( \
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id, typename01, all_bind_this_types) \
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typedef \
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BOOST_LOCAL_FUNCTION_AUX_PP_BIND_TRAITS_THIS_TYPE(BOOST_PP_LIST_FIRST( \
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all_bind_this_types)) \
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BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_THIS_CAPTURE_TYPE_(id) \
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;
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#define BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_THIS_TYPEDEF_( \
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id, typename01, all_bind_this_types) \
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/* typedef type_ */ \
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BOOST_PP_IIF(BOOST_PP_IS_EMPTY( \
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/* all_bind_this_type is list with 1 elem (possibly PP_EMPTY), */ \
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/* otherwise got a pp-parsing error before getting here */ \
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BOOST_LOCAL_FUNCTION_AUX_PP_BIND_TRAITS_THIS_TYPE( \
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BOOST_PP_LIST_FIRST(all_bind_this_types))), \
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BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_THIS_TYPEDEF_DEDUCED_ \
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, \
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BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_THIS_TYPEDEF_TYPED_ \
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)(id, typename01, all_bind_this_types)
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#define BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_ALL_( \
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all_binds, all_bind_this_types, id, typename01) \
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/* binding tags */ \
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BOOST_PP_IIF(BOOST_PP_LIST_IS_CONS(all_bind_this_types), \
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BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_THIS_TYPEDEF_ \
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, \
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BOOST_PP_TUPLE_EAT(3) \
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)(id, typename01, all_bind_this_types) \
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BOOST_PP_LIST_FOR_EACH_I(BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_TAG_DECL_, id, \
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all_binds) \
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BOOST_PP_LIST_FOR_EACH_I(BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_CAPTURE_DECL_, \
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(id, typename01), all_binds) \
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/* binding class */ \
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struct BOOST_SCOPE_EXIT_DETAIL_PARAMS_T(id) { \
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/* interim capture types to workaround internal error on old GCC */ \
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BOOST_PP_EXPR_IIF(BOOST_PP_LIST_IS_CONS(all_bind_this_types), \
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typedef BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_THIS_CAPTURE_TYPE_(id) \
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BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_THIS_TYPE_(id) ; \
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) \
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BOOST_PP_EXPR_IIF(BOOST_PP_LIST_IS_CONS(all_bind_this_types), \
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BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_THIS_TYPE_(id) \
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BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_THIS_VAR; \
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) \
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BOOST_PP_LIST_FOR_EACH_I( \
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BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_PARAM_DECL_, \
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(id, typename01), all_binds) \
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BOOST_PP_LIST_FOR_EACH_I( \
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BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_MEMBER_DECL_, \
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(id, typename01), all_binds) \
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} BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_PARAMS_VAR_(id) = \
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/* NOTE: there is no way to wrap member initializer commas within */ \
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/* parenthesis so you must handle these commas manually if expanding */ \
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/* this macro within another macro */ \
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{ \
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/* initialize the struct with param values to bind */ \
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BOOST_PP_EXPR_IIF(BOOST_PP_LIST_IS_CONS(all_bind_this_types), \
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this) /* here name `this` access object at enclosing scope */ \
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BOOST_PP_COMMA_IF(BOOST_PP_BITAND( \
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BOOST_PP_LIST_IS_CONS(all_bind_this_types) \
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, BOOST_PP_LIST_IS_CONS(all_binds) \
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)) \
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BOOST_PP_LIST_FOR_EACH_I( \
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BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_PARAM_INIT_, id, all_binds) \
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};
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#define BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_(id, typename01, decl_traits) \
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/* IMPORTANT: the order of these appends is important, it must follow */ \
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/* the indexing order used by the functor code which starts */ \
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/* enumerating const binds and then non-const binds */ \
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BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_ALL_( \
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BOOST_PP_LIST_APPEND( \
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BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_CONST_BINDS( \
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decl_traits),\
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BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_BINDS( \
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decl_traits)), \
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BOOST_PP_LIST_APPEND( \
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BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_CONST_BIND_THIS_TYPES(decl_traits), \
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BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_BIND_THIS_TYPES( \
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decl_traits)), \
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id, typename01)
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// PUBLIC //
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#define BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_THIS_TYPE(id, typename01) \
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BOOST_PP_EXPR_IIF(typename01, typename) \
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BOOST_SCOPE_EXIT_DETAIL_PARAMS_T(id):: \
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BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_THIS_TYPE_(id)
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#define BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_THIS_VAR \
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BOOST_LOCAL_FUNCTION_AUX_SYMBOL( (this_var) )
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#define BOOST_LOCAL_FUNCTION_AUX_CODE_BIND(id, typename01, decl_traits) \
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/* the binding data structures must be declared and initialized (to */ \
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/* empty structs, so hopefully the compiler will optimize away the */ \
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/* no-op code) even when there is no bound param because these structs */ \
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/* are used to init `...args.value` which is always used by the `END` */ \
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/* macro later because this macro does not know if there are bound */ \
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/* params or not */ \
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BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_(id, typename01, decl_traits) \
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/* this code takes advantage of the template argument list/comparison */ \
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/* operator ambiguity to declare a variable iff it hasn't already been */ \
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/* declared in that scope; the second occurrence is parsed as: */ \
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/* (declared<(resolve<sizeof(boost_local_auxXargs)>::cmp1<0)>::cmp2> */ \
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/* ...Xargs); */ \
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/* which is a no-op */ \
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::boost::scope_exit::detail::declared< boost::scope_exit::detail::resolve< \
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/* cannot prefix with `::` as in `sizeof(:: ...` because the name */ \
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/* must refer to the local variable name to allow multiple local */ \
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/* functions (and exits) within the same scope (however this */ \
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/* does not allow for nesting because local variables cannot be */ \
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/* used in nested code blocks) */ \
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sizeof(BOOST_LOCAL_FUNCTION_AUX_DECL_ARGS_VAR) \
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>::cmp1<0>::cmp2 > BOOST_LOCAL_FUNCTION_AUX_DECL_ARGS_VAR; \
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/* stores bound types/values into `...args` variable (args variable */ \
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/* can be accessed by `NAME` macro because doesn't use __LINE__ id) */ \
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BOOST_LOCAL_FUNCTION_AUX_DECL_ARGS_VAR.value = \
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&BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_PARAMS_VAR_(id);
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#endif // #include guard
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+892
@@ -0,0 +1,892 @@
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// Copyright (C) 2009-2012 Lorenzo Caminiti
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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 a copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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// Home at http://www.boost.org/libs/local_function
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#ifndef BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_HPP_
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#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_HPP_
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#include <boost/local_function/config.hpp>
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#include <boost/local_function/aux_/symbol.hpp>
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#include <boost/local_function/aux_/function.hpp>
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#include <boost/local_function/aux_/add_pointed_const.hpp>
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#include <boost/local_function/aux_/member.hpp>
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#include <boost/local_function/aux_/nobind.hpp>
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#include <boost/local_function/aux_/macro/decl.hpp>
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#include <boost/local_function/aux_/macro/typeof.hpp>
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#include <boost/local_function/aux_/macro/code_/result.hpp>
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#include <boost/local_function/aux_/macro/code_/bind.hpp>
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#include <boost/local_function/aux_/preprocessor/traits/decl_params.hpp>
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#include <boost/local_function/aux_/preprocessor/traits/decl_binds.hpp>
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#include <boost/local_function/aux_/preprocessor/traits/decl_const_binds.hpp>
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#include <boost/local_function/detail/preprocessor/keyword/auto.hpp>
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#include <boost/local_function/detail/preprocessor/keyword/register.hpp>
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#include <boost/local_function/detail/preprocessor/keyword/thisunderscore.hpp>
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#include <boost/utility/identity_type.hpp>
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#include <boost/scope_exit.hpp>
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#include <boost/type_traits/add_const.hpp>
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#include <boost/preprocessor/cat.hpp>
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#include <boost/preprocessor/punctuation/comma_if.hpp>
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#include <boost/preprocessor/control/expr_iif.hpp>
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#include <boost/preprocessor/control/iif.hpp>
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#include <boost/preprocessor/facilities/expand.hpp>
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#include <boost/preprocessor/facilities/is_empty.hpp>
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#include <boost/preprocessor/facilities/empty.hpp>
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#include <boost/preprocessor/facilities/identity.hpp>
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#include <boost/preprocessor/repetition/enum.hpp>
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#include <boost/preprocessor/repetition/repeat.hpp>
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#include <boost/preprocessor/arithmetic/inc.hpp>
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#include <boost/preprocessor/arithmetic/sub.hpp>
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#include <boost/preprocessor/arithmetic/add.hpp>
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#include <boost/preprocessor/logical/bitor.hpp>
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#include <boost/preprocessor/logical/bitand.hpp>
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#include <boost/preprocessor/logical/compl.hpp>
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#include <boost/preprocessor/tuple/elem.hpp>
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#include <boost/preprocessor/tuple/eat.hpp>
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#include <boost/preprocessor/tuple/rem.hpp>
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#include <boost/preprocessor/list/adt.hpp>
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#include <boost/preprocessor/list/size.hpp>
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#include <boost/preprocessor/list/for_each_i.hpp>
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#include <boost/preprocessor/list/first_n.hpp>
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// PRIVATE //
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#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_CLASS_TYPE_(id) \
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BOOST_LOCAL_FUNCTION_AUX_SYMBOL( (functor)(id) )
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#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_F_TYPE_ \
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BOOST_LOCAL_FUNCTION_AUX_SYMBOL( (function_type) )
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#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_BODY_FUNC_ \
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BOOST_LOCAL_FUNCTION_AUX_SYMBOL( (body) )
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// Unbind parameters.
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// i: 1 for 1st param, 2 for 2nd, ... (start from 1 not 0).
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#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_PARAM_ARG_NAME_(i) \
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/* this must be a generic parameter name because type and name */ \
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/* are not separate tokens in the macro syntax so name is not available */ \
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||||
/* separately from its type */ \
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BOOST_PP_CAT(arg, i)
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#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_PARAM_ARG_NAME_ENUM_( \
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||||
r, unused, i, param_traits) \
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||||
BOOST_PP_COMMA_IF(i) /* enumeration commas */ \
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||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_PARAM_ARG_NAME_(BOOST_PP_INC(i))
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||||
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||||
// i: 1 for 1st param, 2 for 2nd, ... (start from 1 not 0).
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||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_PARAM_ARG_TYPE_(typename01, i) \
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||||
/* the parameter type must be accessed using function traits from */ \
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||||
/* function type because it is not available to the macro syntax */ \
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||||
/* separately from the parameter name */ \
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||||
BOOST_PP_EXPR_IIF(typename01, typename) \
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||||
::boost::function_traits< \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_F_TYPE_ \
|
||||
>::BOOST_PP_CAT(BOOST_PP_CAT(arg, i), _type) \
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||||
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||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_ARG_TYPEDEF_( \
|
||||
r, typename01, i, param_traits) \
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||||
typedef \
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||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_PARAM_ARG_TYPE_(typename01, \
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||||
BOOST_PP_INC(i)) \
|
||||
/* name must follow Boost.FunctionTraits arg1_type, arg2_type, ... */ \
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||||
BOOST_PP_CAT(BOOST_PP_CAT(arg, BOOST_PP_INC(i)), _type) \
|
||||
;
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_PARAM_ARG_DECL_( \
|
||||
r, typename01, i, param_traits) \
|
||||
BOOST_PP_EXPR_IIF(typename01, typename) \
|
||||
::boost::call_traits< \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_PARAM_ARG_TYPE_(typename01, \
|
||||
BOOST_PP_INC(i)) \
|
||||
>::param_type \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_PARAM_ARG_NAME_(BOOST_PP_INC(i))
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_PARAM_ARG_DECL_ENUM_( \
|
||||
r, typename01, i, param_traits) \
|
||||
BOOST_PP_COMMA_IF(i) \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_PARAM_ARG_DECL_(r, typename01, i, \
|
||||
param_traits)
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_COMMA_PARAM_ARG_DECL_( \
|
||||
r, typename01, i, param_traits) \
|
||||
, BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_PARAM_ARG_DECL_(r, typename01, i, \
|
||||
param_traits)
|
||||
|
||||
// Precondition: !EMPTY(DEFAULT(param_traits))
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_PARAM_DEFAULT_ASSIGNMENT_( \
|
||||
param_traits) \
|
||||
= BOOST_LOCAL_FUNCTION_DETAIL_PP_KEYWORD_DEFAULT_REMOVE_FRONT( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_PP_PARAM_TRAITS_DEFAULT(param_traits))
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_PARAM_DECL_ENUM_( \
|
||||
r, default01, i, param_traits) \
|
||||
BOOST_PP_COMMA_IF(i) \
|
||||
BOOST_LOCAL_FUNCTION_DETAIL_PP_KEYWORD_AUTO_REMOVE_BACK( \
|
||||
BOOST_LOCAL_FUNCTION_DETAIL_PP_KEYWORD_REGISTER_REMOVE_BACK( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_PP_PARAM_TRAITS_DECL(param_traits) \
|
||||
)) \
|
||||
BOOST_PP_IIF(BOOST_PP_COMPL(default01), \
|
||||
BOOST_PP_TUPLE_EAT(1) /* without default */ \
|
||||
, BOOST_PP_IIF(BOOST_PP_IS_EMPTY( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_PP_PARAM_TRAITS_DEFAULT(param_traits)), \
|
||||
BOOST_PP_TUPLE_EAT(1) /* has no default */ \
|
||||
, /* else, with default and has default */ \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_PARAM_DEFAULT_ASSIGNMENT_ \
|
||||
))(param_traits)
|
||||
|
||||
// Bound parameters.
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_PARAMS_ \
|
||||
bind_params /* constructor void* param */
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_BIND_MEMBER_VAR_(i) \
|
||||
/* named `bind0`, `bind1`, ... */ \
|
||||
BOOST_LOCAL_FUNCTION_AUX_SYMBOL( (bind)(i) )
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_BIND_MEMBER_THIS_ \
|
||||
BOOST_LOCAL_FUNCTION_AUX_SYMBOL( (bind_this) )
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_COMMA_STATIC_BIND_MEMBER_THIS_( \
|
||||
id) \
|
||||
, static_cast< BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_CLASS_TYPE_(id)* >( \
|
||||
object)->BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_BIND_MEMBER_THIS_
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_BIND_TYPE_( \
|
||||
id, typename01, offset, i, bind_var_without_type) \
|
||||
BOOST_PP_EXPR_IIF(typename01, typename) \
|
||||
BOOST_SCOPE_EXIT_DETAIL_PARAMS_T(id):: \
|
||||
BOOST_SCOPE_EXIT_DETAIL_PARAM_T(id, BOOST_PP_ADD(i, offset), \
|
||||
bind_var_without_type) \
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_MEMBER_BIND_ENUM_( \
|
||||
r, offset, i, bind_traits) \
|
||||
BOOST_PP_COMMA_IF(i) \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_BIND_MEMBER_VAR_( \
|
||||
BOOST_PP_ADD(offset, i))
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_BIND_DECL_TYPE_( \
|
||||
r, id_typename_offset_const, i, bind_var_without_type) \
|
||||
/* IMPORTANT: here can't use `PP_KEYWORD_IS_THISUNDERSCORE_FRONT()` */ \
|
||||
/* because some `param_name` might start with non-alphanumeric symbol */ \
|
||||
/* `&` (but that is never the case for `this`) */ \
|
||||
BOOST_PP_IIF(BOOST_PP_COMPL(BOOST_PP_TUPLE_ELEM(4, 3, \
|
||||
id_typename_offset_const)), \
|
||||
BOOST_PP_EMPTY \
|
||||
, BOOST_PP_IIF( \
|
||||
BOOST_LOCAL_FUNCTION_DETAIL_PP_KEYWORD_IS_THISUNDERSCORE_BACK( \
|
||||
bind_var_without_type), \
|
||||
/* pointed obj const */ \
|
||||
BOOST_PP_EXPR_IIF(BOOST_PP_TUPLE_ELEM(4, 1, id_typename_offset_const), \
|
||||
typename \
|
||||
) \
|
||||
BOOST_PP_IDENTITY( ::boost::local_function::aux::add_pointed_const< ) \
|
||||
, \
|
||||
BOOST_PP_EXPR_IIF(BOOST_PP_TUPLE_ELEM(4, 1, id_typename_offset_const), \
|
||||
typename \
|
||||
) \
|
||||
BOOST_PP_IDENTITY( ::boost::add_const< ) /* outer type const */ \
|
||||
))() \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_BIND_TYPE_( \
|
||||
BOOST_PP_TUPLE_ELEM(4, 0, id_typename_offset_const), \
|
||||
BOOST_PP_TUPLE_ELEM(4, 1, id_typename_offset_const), \
|
||||
BOOST_PP_TUPLE_ELEM(4, 2, id_typename_offset_const), \
|
||||
i, bind_var_without_type) \
|
||||
BOOST_PP_EXPR_IIF(BOOST_PP_TUPLE_ELEM(4, 3, id_typename_offset_const), \
|
||||
>::type \
|
||||
)
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_BIND_DECL_( \
|
||||
r, id_typename_offset_const, i, bind_var_without_type) \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_BIND_DECL_TYPE_( \
|
||||
r, id_typename_offset_const, i, bind_var_without_type) \
|
||||
BOOST_PP_IIF( \
|
||||
BOOST_LOCAL_FUNCTION_DETAIL_PP_KEYWORD_IS_THISUNDERSCORE_BACK( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_PP_BIND_TRAITS_VAR_WITHOUT_TYPE( \
|
||||
bind_var_without_type)), \
|
||||
this_ BOOST_PP_TUPLE_EAT(1) \
|
||||
, \
|
||||
BOOST_PP_TUPLE_REM(1) \
|
||||
)(bind_var_without_type)
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_COMMA_MAYBECONST_BIND_TYPE_( \
|
||||
r, id_typename_offset_const, i, bind_traits) \
|
||||
, BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_BIND_DECL_TYPE_( \
|
||||
r, id_typename_offset_const, i, \
|
||||
BOOST_LOCAL_FUNCTION_AUX_PP_BIND_TRAITS_VAR_WITHOUT_TYPE( \
|
||||
bind_traits))
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_BIND_PARAM_( \
|
||||
offset, i) \
|
||||
BOOST_PP_CAT(bind, BOOST_PP_ADD(offset, i))
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_BIND_PARAM_ENUM_( \
|
||||
r, offset, i, bind_traits) \
|
||||
BOOST_PP_COMMA_IF(i) \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_BIND_PARAM_(offset, i)
|
||||
|
||||
#define \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_COMMA_MAYBECONST_BIND_PARAM_DECL_( \
|
||||
r, id_typename_offset_const, i, bind_traits) \
|
||||
, BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_BIND_DECL_TYPE_( \
|
||||
r, id_typename_offset_const, i, \
|
||||
BOOST_LOCAL_FUNCTION_AUX_PP_BIND_TRAITS_VAR_WITHOUT_TYPE( \
|
||||
bind_traits)) & \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_BIND_PARAM_( \
|
||||
BOOST_PP_TUPLE_ELEM(4, 2, id_typename_offset_const), i)
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_COMMA_BIND_THIS_TYPE_( \
|
||||
id, typename01) \
|
||||
, BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_THIS_TYPE(id, typename01)
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_BIND_THIS_PARAM_ \
|
||||
bind_this
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_COMMA_BIND_THIS_PARAM_DECL_( \
|
||||
id, typename01) \
|
||||
, BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_THIS_TYPE(id, typename01) & \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_BIND_THIS_PARAM_
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_COMMA_NOBIND_(z, n, unused) \
|
||||
, ::boost::local_function::aux::nobind
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_COMMA_NOBIND_TYPE_(z, n, unused) \
|
||||
, ::boost::local_function::aux::nobind_t
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_COMMA_NOBIND_PARAM_DECL_( \
|
||||
z, n, unused) \
|
||||
, ::boost::local_function::aux::nobind_t & \
|
||||
/* param name not needed here because no bind param not used */
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_BIND_DECL_ENUM_( \
|
||||
r, id_typename_offset_const, i, bind_traits) \
|
||||
BOOST_PP_COMMA_IF(i) /* enumeration commas */ \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_BIND_DECL_( \
|
||||
r, id_typename_offset_const, i, \
|
||||
BOOST_LOCAL_FUNCTION_AUX_PP_BIND_TRAITS_VAR_WITHOUT_TYPE( \
|
||||
bind_traits))
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_BIND_MEMBER_DECL_( \
|
||||
r, id_typename_offset_const, i, bind_traits) \
|
||||
BOOST_PP_EXPR_IIF(BOOST_PP_TUPLE_ELEM(4, 1, id_typename_offset_const), \
|
||||
typename \
|
||||
) \
|
||||
::boost::local_function::aux::member_type< \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_BIND_DECL_TYPE_( \
|
||||
r, id_typename_offset_const, i, bind_var_without_type) \
|
||||
>::reference \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_BIND_MEMBER_VAR_( \
|
||||
BOOST_PP_ADD(i, BOOST_PP_TUPLE_ELEM(4, 2, \
|
||||
id_typename_offset_const))) \
|
||||
; /* end member variable declaration */
|
||||
|
||||
#define \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_COMMA_MAYBECONST_STATIC_BIND_MEMBER_( \
|
||||
r, id_typename_offset_const, i, bind_traits) \
|
||||
, static_cast< BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_CLASS_TYPE_( \
|
||||
BOOST_PP_TUPLE_ELEM(4, 0, id_typename_offset_const))* >(object)-> \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_BIND_MEMBER_VAR_( \
|
||||
BOOST_PP_ADD(i, BOOST_PP_TUPLE_ELEM(4, 2, \
|
||||
id_typename_offset_const)))
|
||||
|
||||
#define \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_BIND_MEMBER_INIT_ENUM_( \
|
||||
r, id_offset, i, bind_traits) \
|
||||
BOOST_PP_COMMA_IF(i) \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_BIND_MEMBER_VAR_( \
|
||||
BOOST_PP_ADD(i, BOOST_PP_TUPLE_ELEM(2, 1, id_offset))) \
|
||||
( /* member variable initialization */ \
|
||||
static_cast< \
|
||||
BOOST_SCOPE_EXIT_DETAIL_PARAMS_T( \
|
||||
BOOST_PP_TUPLE_ELEM(2, 0, id_offset))* \
|
||||
>(BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_PARAMS_)-> \
|
||||
BOOST_SCOPE_EXIT_DETAIL_PARAM( \
|
||||
BOOST_PP_TUPLE_ELEM(2, 0, id_offset) \
|
||||
, BOOST_PP_ADD(i, BOOST_PP_TUPLE_ELEM(2, 1, id_offset)) \
|
||||
, BOOST_LOCAL_FUNCTION_AUX_PP_BIND_TRAITS_VAR_WITHOUT_TYPE( \
|
||||
bind_traits) \
|
||||
).value \
|
||||
)
|
||||
|
||||
// Typeof type-definitions.
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_TYPEDEF_( \
|
||||
r, id_typename_offset_const, i, bind_traits) \
|
||||
typedef /* the type with the special typeof name */ \
|
||||
BOOST_LOCAL_FUNCTION_AUX_TYPEOF_TYPE( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_BIND_DECL_( \
|
||||
r, id_typename_offset_const, i, \
|
||||
BOOST_LOCAL_FUNCTION_AUX_PP_BIND_TRAITS_VAR_WITHOUT_TYPE( \
|
||||
bind_traits)) \
|
||||
) \
|
||||
; /* end typedef */
|
||||
|
||||
// Expand to the function type `R (A1, ...)`.
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_F_( \
|
||||
id, typename01, decl_traits, has_type, function_type) \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_TYPE(id, typename01) \
|
||||
BOOST_PP_EXPR_IIF(has_type, (function_type) ) \
|
||||
( \
|
||||
BOOST_PP_LIST_FOR_EACH_I( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_PARAM_DECL_ENUM_, \
|
||||
0, /* without defaults */ \
|
||||
BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_PARAMS(decl_traits)) \
|
||||
)
|
||||
|
||||
// Functor call operations.
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_CALL_BODY_(id, typename01, \
|
||||
const_bind_macro, bind_macro, const_bind_this_macro, bind_this_macro, \
|
||||
param_macro, params, \
|
||||
const_binds, has_const_bind_this, binds, has_bind_this) \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_BODY_FUNC_( \
|
||||
BOOST_PP_LIST_FOR_EACH_I(const_bind_macro, \
|
||||
0 /* no offset */, const_binds) \
|
||||
/* pass plain binds */ \
|
||||
BOOST_PP_COMMA_IF( \
|
||||
BOOST_PP_BITAND( \
|
||||
BOOST_PP_LIST_IS_CONS(const_binds) \
|
||||
, BOOST_PP_LIST_IS_CONS(binds) \
|
||||
) \
|
||||
) \
|
||||
BOOST_PP_LIST_FOR_EACH_I(bind_macro, \
|
||||
/* offset index of # const-binds (could be 0) */ \
|
||||
BOOST_PP_LIST_SIZE(const_binds), binds) \
|
||||
/* pass bind `this` */ \
|
||||
BOOST_PP_COMMA_IF( \
|
||||
BOOST_PP_BITAND( \
|
||||
BOOST_PP_BITOR( \
|
||||
BOOST_PP_LIST_IS_CONS(const_binds) \
|
||||
, BOOST_PP_LIST_IS_CONS(binds) \
|
||||
) \
|
||||
, BOOST_PP_BITOR(has_const_bind_this, has_bind_this) \
|
||||
) \
|
||||
) \
|
||||
BOOST_PP_EXPR_IIF(has_const_bind_this, const_bind_this_macro) \
|
||||
BOOST_PP_EXPR_IIF(has_bind_this, bind_this_macro) \
|
||||
/* pass params */ \
|
||||
BOOST_PP_COMMA_IF( \
|
||||
BOOST_PP_BITAND( \
|
||||
BOOST_PP_BITOR( \
|
||||
BOOST_PP_BITOR( \
|
||||
BOOST_PP_LIST_IS_CONS(const_binds) \
|
||||
, BOOST_PP_LIST_IS_CONS(binds) \
|
||||
) \
|
||||
, BOOST_PP_BITOR(has_const_bind_this, has_bind_this) \
|
||||
) \
|
||||
, BOOST_PP_LIST_IS_CONS(params) \
|
||||
) \
|
||||
) \
|
||||
BOOST_PP_LIST_FOR_EACH_I(param_macro, ~, params) \
|
||||
)
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_CALL_(z, defaults_n, \
|
||||
id, typename01, decl_traits, params, \
|
||||
const_binds, has_const_bind_this, binds, has_bind_this) \
|
||||
inline BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_TYPE(id, typename01) \
|
||||
operator()( \
|
||||
BOOST_PP_LIST_FOR_EACH_I( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_PARAM_ARG_DECL_ENUM_, \
|
||||
typename01, params) \
|
||||
) /* cannot be const because of binds (same as for global fctor) */ { \
|
||||
/* just forward call to member function with local func name */ \
|
||||
return BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_CALL_BODY_(id, typename01,\
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_MEMBER_BIND_ENUM_, \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_MEMBER_BIND_ENUM_, \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_BIND_MEMBER_THIS_, \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_BIND_MEMBER_THIS_, \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_PARAM_ARG_NAME_ENUM_, \
|
||||
params, const_binds, has_const_bind_this, binds, \
|
||||
has_bind_this); \
|
||||
}
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_STATIC_CALL_FUNC_( \
|
||||
z, defaults_n, unused) \
|
||||
BOOST_LOCAL_FUNCTION_AUX_SYMBOL( (call)(defaults_n) )
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_STATIC_CALL_COMMA_FUNC_ADDR_( \
|
||||
z, defaults_n, unused) \
|
||||
, &BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_STATIC_CALL_FUNC_(z, defaults_n, ~)
|
||||
|
||||
// Precondition: NO_LOCAL_TYPES_AS_TEMPLATE_PARAMS.
|
||||
#define \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_STATIC_CALL_COMMA_BIND_PARAM_DECLS_( \
|
||||
id, typename01, const_binds, has_const_bind_this, binds, has_bind_this)\
|
||||
BOOST_PP_LIST_FOR_EACH_I( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_COMMA_MAYBECONST_BIND_PARAM_DECL_, \
|
||||
( id, typename01, 0 /* no offset */, 1 /* const */ ), const_binds) \
|
||||
BOOST_PP_LIST_FOR_EACH_I( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_COMMA_MAYBECONST_BIND_PARAM_DECL_, \
|
||||
/* offset of # of const-binds */ \
|
||||
( id, typename01, BOOST_PP_LIST_SIZE(const_binds), 0 /* const */ ),\
|
||||
binds) \
|
||||
BOOST_PP_IIF(BOOST_PP_BITOR(has_bind_this, \
|
||||
has_const_bind_this), \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_COMMA_BIND_THIS_PARAM_DECL_ \
|
||||
, \
|
||||
BOOST_PP_TUPLE_EAT(2) \
|
||||
)(id, typename01) \
|
||||
/* fill with nobind_t (if no local-types as tparams) */ \
|
||||
BOOST_PP_REPEAT(BOOST_PP_SUB(BOOST_LOCAL_FUNCTION_CONFIG_BIND_MAX, \
|
||||
BOOST_PP_IIF(BOOST_PP_BITOR(has_bind_this, \
|
||||
has_const_bind_this), \
|
||||
BOOST_PP_INC \
|
||||
, \
|
||||
BOOST_PP_TUPLE_REM(1) \
|
||||
)(BOOST_PP_LIST_SIZE(BOOST_PP_LIST_APPEND(const_binds, \
|
||||
binds)))), \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_COMMA_NOBIND_PARAM_DECL_, ~)
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_STATIC_CALL_OPERATOR_( \
|
||||
id, typename01, \
|
||||
params, const_binds, has_const_bind_this, binds, has_bind_this) \
|
||||
operator()( \
|
||||
BOOST_PP_LIST_FOR_EACH_I( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_PARAM_ARG_NAME_ENUM_, ~, \
|
||||
params) \
|
||||
)
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_STATIC_CALL_BODY_( \
|
||||
id, typename01, \
|
||||
params, const_binds, has_const_bind_this, binds, has_bind_this) \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_CALL_BODY_(id, typename01, \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_BIND_PARAM_ENUM_, \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_BIND_PARAM_ENUM_, \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_BIND_THIS_PARAM_, \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_BIND_THIS_PARAM_, \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_PARAM_ARG_NAME_ENUM_, \
|
||||
params, const_binds, has_const_bind_this, binds, has_bind_this)
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_STATIC_CALL_(z, defaults_n, \
|
||||
id, typename01, decl_traits, params, \
|
||||
const_binds, has_const_bind_this, binds, has_bind_this) \
|
||||
inline static BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_TYPE(id, typename01) \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_STATIC_CALL_FUNC_(z, defaults_n, ~)( \
|
||||
void* object \
|
||||
BOOST_PP_IIF(BOOST_LOCAL_FUNCTION_CONFIG_LOCALS_AS_TPARAMS, \
|
||||
BOOST_PP_TUPLE_EAT(6) \
|
||||
, \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_STATIC_CALL_COMMA_BIND_PARAM_DECLS_ \
|
||||
)(id, typename01, \
|
||||
const_binds, has_const_bind_this, binds, has_bind_this) \
|
||||
BOOST_PP_LIST_FOR_EACH_I( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_COMMA_PARAM_ARG_DECL_, \
|
||||
typename01, params) \
|
||||
) { \
|
||||
/* run-time: casting object to this class type and forward call to */ \
|
||||
/* `operator()` (this performs better than doing multiple casting */ \
|
||||
/* or using a casted object local variable here to call body */ \
|
||||
/* directly from here without passing via `operator()`) */ \
|
||||
/* compliance: passing local class type to `static_cast` is fully */ \
|
||||
/* C++03 compliant because `static_cast` is not a template (even */ \
|
||||
/* if its syntax resembles a function template call) in fact even */ \
|
||||
/* in C is legal to cast to a local struct (using C-style casting) */ \
|
||||
return \
|
||||
static_cast< \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_CLASS_TYPE_(id)* \
|
||||
>(object)-> \
|
||||
BOOST_PP_IIF(BOOST_LOCAL_FUNCTION_CONFIG_LOCALS_AS_TPARAMS,\
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_STATIC_CALL_OPERATOR_ \
|
||||
, \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_STATIC_CALL_BODY_ \
|
||||
)(id, typename01, params, \
|
||||
const_binds, has_const_bind_this, binds, has_bind_this) \
|
||||
; \
|
||||
}
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_CALL_FOR_DEFAULTS_(z, defaults_n, \
|
||||
op_id_typename_decl_params_constbinds_hasconstthis_binds_hasthis) \
|
||||
BOOST_PP_EXPAND( \
|
||||
BOOST_PP_TUPLE_ELEM(9, 0, \
|
||||
op_id_typename_decl_params_constbinds_hasconstthis_binds_hasthis) \
|
||||
( z, defaults_n \
|
||||
, BOOST_PP_TUPLE_ELEM(9, 1, /* id */\
|
||||
op_id_typename_decl_params_constbinds_hasconstthis_binds_hasthis) \
|
||||
, BOOST_PP_TUPLE_ELEM(9, 2, /* typename01 */ \
|
||||
op_id_typename_decl_params_constbinds_hasconstthis_binds_hasthis) \
|
||||
, BOOST_PP_TUPLE_ELEM(9, 3, /* decl_traits */ \
|
||||
op_id_typename_decl_params_constbinds_hasconstthis_binds_hasthis) \
|
||||
, BOOST_PP_LIST_FIRST_N( /* remove last n default params */ \
|
||||
BOOST_PP_SUB(BOOST_PP_LIST_SIZE(BOOST_PP_TUPLE_ELEM(9, 4, \
|
||||
op_id_typename_decl_params_constbinds_hasconstthis_binds_hasthis)),\
|
||||
defaults_n) \
|
||||
, BOOST_PP_TUPLE_ELEM(9, 4, \
|
||||
op_id_typename_decl_params_constbinds_hasconstthis_binds_hasthis) \
|
||||
) \
|
||||
, BOOST_PP_TUPLE_ELEM(9, 5, /* const_binds */ \
|
||||
op_id_typename_decl_params_constbinds_hasconstthis_binds_hasthis) \
|
||||
, BOOST_PP_TUPLE_ELEM(9, 6, /* has_const_bind_this */ \
|
||||
op_id_typename_decl_params_constbinds_hasconstthis_binds_hasthis) \
|
||||
, BOOST_PP_TUPLE_ELEM(9, 7, /* binds */ \
|
||||
op_id_typename_decl_params_constbinds_hasconstthis_binds_hasthis) \
|
||||
, BOOST_PP_TUPLE_ELEM(9, 8, /* has_bind_this */ \
|
||||
op_id_typename_decl_params_constbinds_hasconstthis_binds_hasthis) \
|
||||
) /* end `op_macro(...)` */ \
|
||||
) /* end expand */
|
||||
|
||||
// Functor binds.
|
||||
|
||||
// Precondition: NO_LOCAL_TYPES_AS_TEMPLATE_PARAMS.
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_COMMA_BIND_TYPES_( \
|
||||
id, typename01, const_binds, has_const_bind_this, binds, has_bind_this)\
|
||||
BOOST_PP_LIST_FOR_EACH_I( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_COMMA_MAYBECONST_BIND_TYPE_, \
|
||||
( id, typename01, 0 /* no offset */, 1 /* const */ ), \
|
||||
const_binds) \
|
||||
BOOST_PP_LIST_FOR_EACH_I( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_COMMA_MAYBECONST_BIND_TYPE_, \
|
||||
/* offset of # of const-binds */ \
|
||||
( id, typename01, BOOST_PP_LIST_SIZE(const_binds), 0 /* const */ ),\
|
||||
binds) \
|
||||
BOOST_PP_IIF(BOOST_PP_BITOR(has_bind_this, \
|
||||
has_const_bind_this), \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_COMMA_BIND_THIS_TYPE_ \
|
||||
, \
|
||||
BOOST_PP_TUPLE_EAT(2) \
|
||||
)(id, typename01) \
|
||||
/* fill with nobind_t (if no local-types as tparams) */ \
|
||||
BOOST_PP_REPEAT(BOOST_PP_SUB(BOOST_LOCAL_FUNCTION_CONFIG_BIND_MAX, \
|
||||
BOOST_PP_IIF(BOOST_PP_BITOR(has_bind_this, has_const_bind_this), \
|
||||
BOOST_PP_INC \
|
||||
, \
|
||||
BOOST_PP_TUPLE_REM(1) \
|
||||
)(BOOST_PP_LIST_SIZE(BOOST_PP_LIST_APPEND(const_binds, binds)))), \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_COMMA_NOBIND_TYPE_, ~)
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_BIND_TYPEOF_TYPEDEFS_( \
|
||||
id, typename01, const_binds, has_const_bind_this, binds, has_bind_this)\
|
||||
/* typeof types -- these types are qualified with extra eventual */ \
|
||||
/* const and/or & if their variables are bound by const and/or & */ \
|
||||
/* (this is because it is not possible to strip the eventual & */ \
|
||||
/* given that the var name is always attached to the & symbol plus */ \
|
||||
/* programmers can always remove const& using type traits) */ \
|
||||
/* const bind typeof types */ \
|
||||
BOOST_PP_LIST_FOR_EACH_I( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_TYPEDEF_,\
|
||||
(id, typename01, 0 /* no offset */, 1 /* const-bind */ ), \
|
||||
const_binds) \
|
||||
/* bind typeof types */ \
|
||||
BOOST_PP_LIST_FOR_EACH_I( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_TYPEDEF_, \
|
||||
/* offset index with # of preceding const-binds (if any) */ \
|
||||
( id, typename01, BOOST_PP_LIST_SIZE(const_binds), \
|
||||
0 /* not const-bind */ ), binds) \
|
||||
/* const this... */ \
|
||||
BOOST_PP_EXPR_IIF(has_const_bind_this, \
|
||||
typedef BOOST_LOCAL_FUNCTION_AUX_TYPEOF_TYPE( \
|
||||
BOOST_PP_EXPR_IIF(typename01, typename) \
|
||||
::boost::local_function::aux::add_pointed_const< \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_THIS_TYPE(id, typename01) \
|
||||
>::type \
|
||||
this_ \
|
||||
) ; /* close typedef */ \
|
||||
) \
|
||||
/* ... or, non-const this */ \
|
||||
BOOST_PP_EXPR_IIF(has_bind_this, \
|
||||
typedef BOOST_LOCAL_FUNCTION_AUX_TYPEOF_TYPE( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_THIS_TYPE(id, typename01) \
|
||||
this_ \
|
||||
) ; /* close typedef */ \
|
||||
)
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_BIND_MEMBER_DECLS_( \
|
||||
id, typename01, const_binds, has_const_bind_this, binds, has_bind_this)\
|
||||
/* run-time: it is faster if call `operator()` just accesses member */ \
|
||||
/* references to the ScopeExit struct instead of accessing the bind */ \
|
||||
/* struct at each call (these mem refs are init by the constructor) */ \
|
||||
BOOST_PP_LIST_FOR_EACH_I( /* const bind member references */ \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_BIND_MEMBER_DECL_,\
|
||||
( id, typename01, 0 /* no offset */, 1 /* const */ ), \
|
||||
const_binds) \
|
||||
BOOST_PP_LIST_FOR_EACH_I( /* bind member references */ \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_BIND_MEMBER_DECL_,\
|
||||
/* offset index of # of const-binds (could be 0) */ \
|
||||
( id, typename01, BOOST_PP_LIST_SIZE(const_binds), \
|
||||
0 /* no const */ ), binds) \
|
||||
/* bind this const or not (pointed-const is not added here because */ \
|
||||
/* this is a reference, it is added to the this_ body param instead */ \
|
||||
BOOST_PP_EXPR_IIF(BOOST_PP_BITOR(has_bind_this, has_const_bind_this), \
|
||||
/* this is * so no & */ \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_THIS_TYPE(id, typename01) \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_BIND_MEMBER_THIS_ \
|
||||
; /* end member variable declaration */ \
|
||||
)
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_COMMA_STATIC_BINDS_( \
|
||||
id, typename01, \
|
||||
const_binds, has_const_bind_this, binds, has_bind_this) \
|
||||
BOOST_PP_LIST_FOR_EACH_I( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_COMMA_MAYBECONST_STATIC_BIND_MEMBER_, \
|
||||
( id, typename01, 0 /* no offset */, 1 /* const */ ), const_binds) \
|
||||
BOOST_PP_LIST_FOR_EACH_I( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_COMMA_MAYBECONST_STATIC_BIND_MEMBER_, \
|
||||
/* offset of # of const-binds */ \
|
||||
( id, typename01, BOOST_PP_LIST_SIZE(const_binds), 0 /* const */ ), \
|
||||
binds) \
|
||||
BOOST_PP_IIF(BOOST_PP_BITOR(has_bind_this, \
|
||||
has_const_bind_this), \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_COMMA_STATIC_BIND_MEMBER_THIS_ \
|
||||
, \
|
||||
BOOST_PP_TUPLE_EAT(1) \
|
||||
)(id) \
|
||||
/* fill with nobind_t (if no local-types as tparams) */ \
|
||||
BOOST_PP_REPEAT(BOOST_PP_SUB(BOOST_LOCAL_FUNCTION_CONFIG_BIND_MAX, \
|
||||
BOOST_PP_IIF(BOOST_PP_BITOR(has_bind_this, has_const_bind_this), \
|
||||
BOOST_PP_INC \
|
||||
, \
|
||||
BOOST_PP_TUPLE_REM(1) \
|
||||
)(BOOST_PP_LIST_SIZE(BOOST_PP_LIST_APPEND(const_binds, binds)))), \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_COMMA_NOBIND_, ~)
|
||||
|
||||
// Functor inits.
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MEMBER_INITS_(id, typename01, \
|
||||
const_binds, has_const_bind_this, binds, has_bind_this) \
|
||||
BOOST_PP_EXPR_IIF(BOOST_PP_BITOR(BOOST_PP_BITOR(BOOST_PP_BITOR( \
|
||||
BOOST_PP_LIST_IS_CONS(const_binds), BOOST_PP_LIST_IS_CONS(binds)), \
|
||||
has_bind_this), has_const_bind_this), \
|
||||
: \
|
||||
) \
|
||||
/* init const binds */ \
|
||||
BOOST_PP_LIST_FOR_EACH_I( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_BIND_MEMBER_INIT_ENUM_, \
|
||||
( id, 0 /* no offset */ ), const_binds) \
|
||||
/* init plain binds */ \
|
||||
BOOST_PP_COMMA_IF( \
|
||||
BOOST_PP_BITAND( \
|
||||
BOOST_PP_LIST_IS_CONS(const_binds) \
|
||||
, BOOST_PP_LIST_IS_CONS(binds) \
|
||||
) \
|
||||
) \
|
||||
BOOST_PP_LIST_FOR_EACH_I( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_BIND_MEMBER_INIT_ENUM_, \
|
||||
/* offset index of # of const-binds (could be 0) */ \
|
||||
( id, BOOST_PP_LIST_SIZE(const_binds) ), binds) \
|
||||
/* init `this` bind (const or not) */ \
|
||||
BOOST_PP_COMMA_IF( \
|
||||
BOOST_PP_BITAND( \
|
||||
BOOST_PP_BITOR( \
|
||||
BOOST_PP_LIST_IS_CONS(const_binds) \
|
||||
, BOOST_PP_LIST_IS_CONS(binds) \
|
||||
) \
|
||||
, BOOST_PP_BITOR(has_const_bind_this, has_bind_this) \
|
||||
) \
|
||||
) \
|
||||
BOOST_PP_EXPR_IIF(BOOST_PP_BITOR(has_const_bind_this, has_bind_this), \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_BIND_MEMBER_THIS_( \
|
||||
static_cast< BOOST_SCOPE_EXIT_DETAIL_PARAMS_T(id)* >( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_PARAMS_)-> \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_THIS_VAR \
|
||||
) \
|
||||
)
|
||||
|
||||
// Functor class.
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_( \
|
||||
id, typename01, decl_traits, params, \
|
||||
default_count, const_binds, has_const_bind_this, binds, has_bind_this) \
|
||||
typedef class BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_CLASS_TYPE_(id) \
|
||||
/* run-time: do not use base class to allow for compiler optimizations */ \
|
||||
{ \
|
||||
/* function type */ \
|
||||
private: \
|
||||
typedef \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_F_(id, typename01, \
|
||||
decl_traits, 1 /* has type */, \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_F_TYPE_) \
|
||||
; \
|
||||
/* functor type -- this type cannot have ID postfix because it is */ \
|
||||
/* used the `NAME` macro (this symbol is within functor class so */ \
|
||||
/* it does not have to have ID postfix), must be public so it */ \
|
||||
/* can be accessed by `NAME` macro from outside this class */ \
|
||||
public: \
|
||||
typedef BOOST_PP_EXPR_IIF(typename01, typename) \
|
||||
BOOST_IDENTITY_TYPE(( /* IDENTITY for template param comma */ \
|
||||
::boost::local_function::aux::function< \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_F_TYPE_ \
|
||||
, default_count \
|
||||
BOOST_PP_IIF(BOOST_LOCAL_FUNCTION_CONFIG_LOCALS_AS_TPARAMS,\
|
||||
BOOST_PP_TUPLE_EAT(6) \
|
||||
, \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_COMMA_BIND_TYPES_\
|
||||
)(id, typename01, const_binds, has_const_bind_this, \
|
||||
binds, has_bind_this) \
|
||||
> \
|
||||
)) \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_TYPE \
|
||||
; \
|
||||
private: \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_BIND_TYPEOF_TYPEDEFS_( \
|
||||
id, typename01, \
|
||||
const_binds, has_const_bind_this, binds, has_bind_this) \
|
||||
public: \
|
||||
/* public trait interface following Boost.FunctionTraits names */ \
|
||||
/* (traits must be defined in both this and the global functor) */ \
|
||||
enum { arity = ::boost::function_traits< /* can't use static data */ \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_F_TYPE_ >::arity }; \
|
||||
typedef BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_TYPE(id, typename01) \
|
||||
result_type; \
|
||||
BOOST_PP_LIST_FOR_EACH_I( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_ARG_TYPEDEF_, \
|
||||
typename01, params) \
|
||||
/* constructor */ \
|
||||
inline explicit BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_CLASS_TYPE_(id)( \
|
||||
void* BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_PARAMS_) \
|
||||
/* NOTE: there is no way to wrap member initializer commas */ \
|
||||
/* within paren so you must handle these commas manually if */ \
|
||||
/* expanding this macro within another macro */ \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MEMBER_INITS_(id, typename01,\
|
||||
const_binds, has_const_bind_this, binds, has_bind_this) \
|
||||
{ /* do nothing */ } \
|
||||
/* run-time: implement `operator()` (and for all default params) so */ \
|
||||
/* this obj can be used directly as a functor for C++03 extensions */ \
|
||||
/* and optimized macros */ \
|
||||
BOOST_PP_REPEAT( \
|
||||
/* PP_INC to handle no dflt (EXPAND for MVSC) */ \
|
||||
BOOST_PP_EXPAND(BOOST_PP_INC(default_count)), \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_CALL_FOR_DEFAULTS_,\
|
||||
( BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_CALL_, id, typename01 \
|
||||
, decl_traits, params, const_binds, has_const_bind_this, binds \
|
||||
, has_bind_this ) ) \
|
||||
/* compliance: trick to pass this local class as a template param */ \
|
||||
/* on pure C++03 without non C++03 extension */ \
|
||||
/* performance: this trick introduced _one_ indirect function call */ \
|
||||
/* via a function pointer that is usually not inlined by compliers */ \
|
||||
/* thus increasing run-time (also another trick using a base */ \
|
||||
/* interface class was investigated but virtual calls also cannot */ \
|
||||
/* inlined plus they require virtual table lookups to the "virtual */ \
|
||||
/* call trick" measured longer run-times than this "static call */ \
|
||||
/* trick") */ \
|
||||
BOOST_PP_REPEAT( \
|
||||
/* PP_INC to handle no dflt (EXPAND for MVSC) */ \
|
||||
BOOST_PP_EXPAND(BOOST_PP_INC(default_count)), \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_CALL_FOR_DEFAULTS_,\
|
||||
( BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_STATIC_CALL_, id \
|
||||
, typename01, decl_traits, params, const_binds \
|
||||
, has_const_bind_this, binds, has_bind_this ) ) \
|
||||
inline static void BOOST_LOCAL_FUNCTION_AUX_FUNCTION_INIT_CALL_FUNC( \
|
||||
void* object \
|
||||
, BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_TYPE& functor \
|
||||
) { \
|
||||
functor.BOOST_LOCAL_FUNCTION_AUX_FUNCTION_INIT_CALL_FUNC( \
|
||||
object \
|
||||
BOOST_PP_IIF(BOOST_LOCAL_FUNCTION_CONFIG_LOCALS_AS_TPARAMS,\
|
||||
BOOST_PP_TUPLE_EAT(6) \
|
||||
, \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_COMMA_STATIC_BINDS_ \
|
||||
)(id, typename01, const_binds, has_const_bind_this, \
|
||||
binds, has_bind_this) \
|
||||
BOOST_PP_REPEAT( /* INC to handle no dflt (EXPAND for MVSC) */ \
|
||||
BOOST_PP_EXPAND(BOOST_PP_INC(default_count)), \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_STATIC_CALL_COMMA_FUNC_ADDR_, \
|
||||
~) \
|
||||
); \
|
||||
} \
|
||||
private: \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_BIND_MEMBER_DECLS_(id, \
|
||||
typename01, const_binds, has_const_bind_this, binds, \
|
||||
has_bind_this) \
|
||||
/* this decl allows for nesting (local functions, etc) as */ \
|
||||
/* it makes the args variable visible within the body code (which */ \
|
||||
/* cannot be static); this is for compilation only as the args */ \
|
||||
/* variable is actually declared by the 1st enclosing local func */ \
|
||||
boost::scope_exit::detail::undeclared \
|
||||
BOOST_LOCAL_FUNCTION_AUX_DECL_ARGS_VAR; \
|
||||
/* body function (unfortunately, cannot be static to allow access */ \
|
||||
/* to member var with local function name for recursion but doing */ \
|
||||
/* so also allows the body to misuse `this` instead of `this_`) */ \
|
||||
inline BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_TYPE(id, typename01) \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_BODY_FUNC_( \
|
||||
/* const binds */ \
|
||||
BOOST_PP_LIST_FOR_EACH_I( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_BIND_DECL_ENUM_, \
|
||||
( id, typename01, 0 /* no offset */, 1 /* const */ ), \
|
||||
const_binds) \
|
||||
/* plain binds */ \
|
||||
BOOST_PP_COMMA_IF( \
|
||||
BOOST_PP_BITAND( \
|
||||
BOOST_PP_LIST_IS_CONS(const_binds) \
|
||||
, BOOST_PP_LIST_IS_CONS(binds) \
|
||||
) \
|
||||
) \
|
||||
BOOST_PP_LIST_FOR_EACH_I( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_MAYBECONST_BIND_DECL_ENUM_, \
|
||||
/* offset index of # of const-binds (could be 0) */ \
|
||||
( id, typename01, BOOST_PP_LIST_SIZE(const_binds), \
|
||||
0 /* not const-bind */ ), binds) \
|
||||
/* `this` bind */ \
|
||||
BOOST_PP_COMMA_IF( \
|
||||
BOOST_PP_BITAND( \
|
||||
BOOST_PP_BITOR( \
|
||||
BOOST_PP_LIST_IS_CONS(const_binds) \
|
||||
, BOOST_PP_LIST_IS_CONS(binds) \
|
||||
) \
|
||||
, BOOST_PP_BITOR(has_const_bind_this, has_bind_this) \
|
||||
) \
|
||||
) \
|
||||
/* const pointer to const object */ \
|
||||
BOOST_PP_EXPR_IIF(has_const_bind_this, \
|
||||
BOOST_PP_EXPR_IIF(typename01, typename) \
|
||||
::boost::local_function::aux::add_pointed_const< \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_THIS_TYPE(id, \
|
||||
typename01) \
|
||||
>::type \
|
||||
const this_ /* special name to access object this */ \
|
||||
) \
|
||||
/* const pointer to non-const object */ \
|
||||
BOOST_PP_EXPR_IIF(has_bind_this, \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_BIND_THIS_TYPE(id, \
|
||||
typename01) \
|
||||
const this_ /* special name to access object this */ \
|
||||
) \
|
||||
/* params (last because they can have defaults) */ \
|
||||
BOOST_PP_COMMA_IF( \
|
||||
BOOST_PP_BITAND( \
|
||||
BOOST_PP_BITOR( \
|
||||
BOOST_PP_BITOR( \
|
||||
BOOST_PP_LIST_IS_CONS(const_binds) \
|
||||
, BOOST_PP_LIST_IS_CONS(binds) \
|
||||
) \
|
||||
, BOOST_PP_BITOR(has_const_bind_this, \
|
||||
has_bind_this) \
|
||||
) \
|
||||
, BOOST_PP_LIST_IS_CONS(params) \
|
||||
) \
|
||||
) \
|
||||
BOOST_PP_LIST_FOR_EACH_I( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_PARAM_DECL_ENUM_, \
|
||||
1 /* with defaults */, params) \
|
||||
) /* end body function params */ \
|
||||
/* cannot be const because recursive functor is non const member */\
|
||||
/* user local function definition `{ ... }` will follow here */ \
|
||||
/* `END` macro will close function class decl `};` here */
|
||||
|
||||
// PUBLIC //
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_TYPE \
|
||||
BOOST_LOCAL_FUNCTION_AUX_SYMBOL( (functor_type) )
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR(id, typename01, decl_traits) \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_(id, typename01, decl_traits \
|
||||
/* params (might have defaults) */ \
|
||||
, BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_PARAMS(decl_traits) \
|
||||
, BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_PARAMS_DEFAULT_COUNT( \
|
||||
decl_traits) \
|
||||
/* const bind vars (`this` excluded) */ \
|
||||
, BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_CONST_BINDS(decl_traits) \
|
||||
/* if const bind `this` is present */ \
|
||||
, BOOST_PP_LIST_IS_CONS( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_CONST_BIND_THIS_TYPES( \
|
||||
decl_traits)) \
|
||||
/* bind (non-const) vars (`this` excluded) */ \
|
||||
, BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_BINDS(decl_traits) \
|
||||
/* if (non-const) bind `this` is present */ \
|
||||
, BOOST_PP_LIST_IS_CONS( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_BIND_THIS_TYPES( \
|
||||
decl_traits)) \
|
||||
)
|
||||
|
||||
#endif // #include guard
|
||||
|
||||
+107
@@ -0,0 +1,107 @@
|
||||
|
||||
// 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_CODE_RESULT_HPP_
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_HPP_
|
||||
|
||||
#include <boost/local_function/aux_/symbol.hpp>
|
||||
#include <boost/local_function/aux_/preprocessor/traits/decl_returns.hpp>
|
||||
#include <boost/scope_exit.hpp>
|
||||
#include <boost/typeof/typeof.hpp>
|
||||
#include <boost/type_traits/remove_pointer.hpp>
|
||||
#include <boost/type_traits/function_traits.hpp>
|
||||
#include <boost/preprocessor/control/iif.hpp>
|
||||
#include <boost/preprocessor/control/expr_iif.hpp>
|
||||
#include <boost/preprocessor/list/adt.hpp>
|
||||
#include <boost/preprocessor/cat.hpp>
|
||||
|
||||
// PRIVATE //
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_FUNC_(id) \
|
||||
/* symbol (not internal) also gives error if missing result type */ \
|
||||
BOOST_PP_CAT( \
|
||||
ERROR_missing_result_type_before_the_local_function_parameter_macro_id, \
|
||||
id)
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_PARAMS_(id) \
|
||||
BOOST_LOCAL_FUNCTION_AUX_SYMBOL( (deduce_result_params)(id) )
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_TYPE_(id) \
|
||||
BOOST_LOCAL_FUNCTION_AUX_SYMBOL( (result_type)(id) )
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_INDEX_ \
|
||||
/* this does not have to be an integral index because ScopeExit uses */ \
|
||||
/* just as a symbol to concatenate go generate unique symbols (but */ \
|
||||
/* if it'd ever needed to became integral, the number of function */ \
|
||||
/* params + 1 as in the macro CONFIG_ARITY_MAX could be used) */ \
|
||||
result
|
||||
|
||||
// User did not explicitly specified result type, deduce it (using Typeof).
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_DEDUCE_( \
|
||||
id, typename01, decl_traits) \
|
||||
/* user specified result type here */ \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_DECL(id) \
|
||||
/* tagging, wrapping, etc as from ScopeExit type deduction are */ \
|
||||
/* necessary within templates (at least on GCC) to work around an */ \
|
||||
/* compiler internal errors) */ \
|
||||
BOOST_SCOPE_EXIT_DETAIL_TAG_DECL(0, /* no recursive step r */ \
|
||||
id, BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_INDEX_, \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_FUNC_(id)) \
|
||||
BOOST_SCOPE_EXIT_DETAIL_CAPTURE_DECL(0, /* no recursive step r */ \
|
||||
( id, BOOST_PP_EXPR_IIF(typename01, typename) ), \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_INDEX_, \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_FUNC_(id)) \
|
||||
/* extra struct to workaround GCC and other compiler's issues */ \
|
||||
struct BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_PARAMS_(id) { \
|
||||
typedef \
|
||||
BOOST_PP_EXPR_IIF(typename01, typename) \
|
||||
::boost::function_traits< \
|
||||
BOOST_PP_EXPR_IIF(typename01, typename) \
|
||||
::boost::remove_pointer< \
|
||||
BOOST_SCOPE_EXIT_DETAIL_CAPTURE_T(id, \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_INDEX_, \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_FUNC_(id)) \
|
||||
>::type \
|
||||
>::result_type \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_TYPE_(id) \
|
||||
; \
|
||||
};
|
||||
|
||||
// Use result type as explicitly specified by user (no type deduction needed).
|
||||
// Precondition: RETURNS(decl_traits) != NIL
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_TYPED_( \
|
||||
id, typename01, decl_traits) \
|
||||
/* user specified result type here */ \
|
||||
struct BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_PARAMS_(id) { \
|
||||
typedef \
|
||||
BOOST_PP_LIST_FIRST( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_RETURNS( \
|
||||
decl_traits)) \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_TYPE_(id) \
|
||||
; \
|
||||
};
|
||||
|
||||
// PUBLIC //
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_TYPE(id, typename01) \
|
||||
BOOST_PP_EXPR_IIF(typename01, typename) \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_PARAMS_(id) :: \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_TYPE_(id)
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_DECL(id) \
|
||||
/* result type here */ (*BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_FUNC_(id))();
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT(id, typename01, decl_traits) \
|
||||
BOOST_PP_IIF(BOOST_PP_LIST_IS_CONS( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_RETURNS(decl_traits)), \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_TYPED_ \
|
||||
, \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_DEDUCE_ \
|
||||
)(id, typename01, decl_traits)
|
||||
|
||||
#endif // #include guard
|
||||
|
||||
+65
@@ -0,0 +1,65 @@
|
||||
|
||||
// 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_DECL_HPP_
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_DECL_HPP_
|
||||
|
||||
#include <boost/local_function/aux_/macro/code_/result.hpp>
|
||||
#include <boost/local_function/aux_/macro/code_/bind.hpp>
|
||||
#include <boost/local_function/aux_/macro/code_/functor.hpp>
|
||||
#include <boost/local_function/aux_/preprocessor/traits/decl.hpp>
|
||||
#include <boost/local_function/aux_/preprocessor/traits/decl_error.hpp>
|
||||
#include <boost/scope_exit.hpp>
|
||||
#include <boost/mpl/assert.hpp>
|
||||
#include <boost/preprocessor/control/iif.hpp>
|
||||
#include <boost/preprocessor/facilities/is_empty.hpp>
|
||||
#include <boost/preprocessor/list/adt.hpp>
|
||||
#include <boost/preprocessor/tuple/eat.hpp>
|
||||
|
||||
// PRIVATE //
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_DECL_OK_(id, typename01, decl_traits) \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT(id, typename01, decl_traits) \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_BIND(id, typename01, decl_traits) \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR(id, typename01, decl_traits)
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_DECL_ERROR_(id, typename01, decl_traits) \
|
||||
BOOST_PP_IIF(BOOST_PP_LIST_IS_CONS( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_RETURNS(decl_traits)), \
|
||||
/* return specified, so no result type before this macro expansion */ \
|
||||
BOOST_PP_TUPLE_EAT(1) \
|
||||
, \
|
||||
/* even if error, must declare result type to prevent additional */ \
|
||||
/* error due to result type appearing before this macro expansion */ \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_RESULT_DECL \
|
||||
)(id) \
|
||||
; /* close eventual previous statements, otherwise it has no effect */ \
|
||||
BOOST_MPL_ASSERT_MSG(false, /* always fails (there's an error) */ \
|
||||
BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_ERROR_MSG(decl_traits), ())\
|
||||
; /* must close ASSERT macro for eventual use within class scope */
|
||||
|
||||
// PUBLIC //
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_DECL_ARGS_VAR \
|
||||
BOOST_LOCAL_FUNCTION_AUX_SYMBOL( (args) )
|
||||
|
||||
// Undefine local function bound args global variable. Actual declaration of
|
||||
// this variable is made using SFINAE mechanisms by each local function macro.
|
||||
extern boost::scope_exit::detail::undeclared
|
||||
BOOST_LOCAL_FUNCTION_AUX_DECL_ARGS_VAR;
|
||||
|
||||
// sign_params: parsed parenthesized params.
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_DECL(id, typename01, decl_traits) \
|
||||
BOOST_PP_IIF(BOOST_PP_IS_EMPTY( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_ERROR_MSG(decl_traits)), \
|
||||
BOOST_LOCAL_FUNCTION_AUX_DECL_OK_ \
|
||||
, \
|
||||
BOOST_LOCAL_FUNCTION_AUX_DECL_ERROR_ \
|
||||
)(id, typename01, decl_traits)
|
||||
|
||||
#endif // #include guard
|
||||
|
||||
+201
@@ -0,0 +1,201 @@
|
||||
|
||||
// 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_NAME_HPP_
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_NAME_HPP_
|
||||
|
||||
#include <boost/local_function/config.hpp>
|
||||
#include <boost/local_function/aux_/macro/decl.hpp>
|
||||
#include <boost/local_function/aux_/macro/code_/functor.hpp>
|
||||
#include <boost/local_function/detail/preprocessor/keyword/recursive.hpp>
|
||||
#include <boost/local_function/detail/preprocessor/keyword/inline.hpp>
|
||||
#include <boost/local_function/aux_/function.hpp>
|
||||
#include <boost/local_function/aux_/symbol.hpp>
|
||||
#include <boost/preprocessor/control/iif.hpp>
|
||||
#include <boost/preprocessor/control/expr_iif.hpp>
|
||||
#include <boost/preprocessor/logical/bitor.hpp>
|
||||
#include <boost/preprocessor/tuple/eat.hpp>
|
||||
|
||||
// PRIVATE //
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_NAME_LOCAL_TYPE_(local_function_name) \
|
||||
BOOST_LOCAL_FUNCTION_AUX_SYMBOL( (local_type)(local_function_name) )
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_NAME_INIT_RECURSION_FUNC_ \
|
||||
BOOST_LOCAL_FUNCTION_AUX_SYMBOL( (init_recursion) )
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_NAME_RECURSIVE_FUNC_( \
|
||||
is_recursive, local_function_name) \
|
||||
BOOST_PP_IIF(is_recursive, \
|
||||
local_function_name \
|
||||
, \
|
||||
BOOST_LOCAL_FUNCTION_AUX_SYMBOL( (nonrecursive_local_function_name) ) \
|
||||
)
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_NAME_END_LOCAL_FUNCTOR_(typename01, \
|
||||
local_function_name, is_recursive, \
|
||||
local_functor_name, nonlocal_functor_name) \
|
||||
/* FUNCTION macro expanded to: typedef class functor ## __LINE__ { ... */ \
|
||||
BOOST_PP_EXPR_IIF(is_recursive, \
|
||||
/* member var with function name for recursive calls; it cannot be */ \
|
||||
/* `const` because it is init after construction (because */ \
|
||||
/* constructor doesn't know local function name) */ \
|
||||
/* run-time: even when optimizing, recursive calls cannot be */ \
|
||||
/* optimized (i.e., they must be via the non-local functor) */ \
|
||||
/* because this cannot be a mem ref because its name is not known */ \
|
||||
/* by the constructor so it cannot be set by the mem init list */ \
|
||||
private: \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_TYPE \
|
||||
BOOST_LOCAL_FUNCTION_AUX_NAME_RECURSIVE_FUNC_(is_recursive, \
|
||||
local_function_name); \
|
||||
/* run-time: the `init_recursion()` function cannot be called */ \
|
||||
/* by the constructor to allow for compiler optimization */ \
|
||||
/* (inlining) so it must be public to be called (see below) */ \
|
||||
public: \
|
||||
inline void BOOST_LOCAL_FUNCTION_AUX_NAME_INIT_RECURSION_FUNC_( \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_TYPE& functor) { \
|
||||
local_function_name = functor; \
|
||||
} \
|
||||
) \
|
||||
} BOOST_LOCAL_FUNCTION_AUX_NAME_LOCAL_TYPE_(local_function_name); \
|
||||
/* local functor can be passed as tparam only on C++11 (faster) */ \
|
||||
BOOST_LOCAL_FUNCTION_AUX_NAME_LOCAL_TYPE_(local_function_name) \
|
||||
local_functor_name(BOOST_LOCAL_FUNCTION_AUX_DECL_ARGS_VAR.value); \
|
||||
/* non-local functor can always be passed as tparam (but slower) */ \
|
||||
BOOST_PP_EXPR_IIF(typename01, typename) \
|
||||
BOOST_LOCAL_FUNCTION_AUX_NAME_LOCAL_TYPE_(local_function_name):: \
|
||||
BOOST_LOCAL_FUNCTION_AUX_CODE_FUNCTOR_TYPE \
|
||||
nonlocal_functor_name; /* functor variable */ \
|
||||
/* the order of the following 2 function calls cannot be changed */ \
|
||||
/* because init_recursion uses the local_functor so the local_functor */ \
|
||||
/* must be init first */ \
|
||||
local_functor_name.BOOST_LOCAL_FUNCTION_AUX_FUNCTION_INIT_CALL_FUNC( \
|
||||
&local_functor_name, nonlocal_functor_name); \
|
||||
BOOST_PP_EXPR_IIF(is_recursive, \
|
||||
/* init recursion causes MSVC to not optimize local function not */ \
|
||||
/* even when local functor is used as template parameter so no */ \
|
||||
/* recursion unless all inlining optimizations are specified off */ \
|
||||
local_functor_name.BOOST_LOCAL_FUNCTION_AUX_NAME_INIT_RECURSION_FUNC_( \
|
||||
nonlocal_functor_name); \
|
||||
)
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_NAME_FUNCTOR_(local_function_name) \
|
||||
BOOST_LOCAL_FUNCTION_AUX_SYMBOL( (local_function_name) )
|
||||
|
||||
// This can always be passed as a template parameters (on all compilers).
|
||||
// However, it is slower because it cannot be inlined.
|
||||
// Passed at tparam: Yes (on all C++). Inlineable: No. Recursive: No.
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_NAME_(typename01, local_function_name) \
|
||||
BOOST_LOCAL_FUNCTION_AUX_NAME_END_LOCAL_FUNCTOR_(typename01, \
|
||||
local_function_name, \
|
||||
/* local function is not recursive (because recursion and its */ \
|
||||
/* initialization cannot be inlined even on C++11, */ \
|
||||
/* so this allows optimization at least on C++11) */ \
|
||||
0 /* not recursive */ , \
|
||||
/* local functor */ \
|
||||
BOOST_LOCAL_FUNCTION_AUX_NAME_FUNCTOR_(local_function_name), \
|
||||
/* local function declared as non-local functor -- but it can */ \
|
||||
/* be inlined only by C++11 and it cannot be recursive */ \
|
||||
local_function_name)
|
||||
|
||||
// This is faster on some compilers but not all (e.g., it is faster on GCC
|
||||
// because its optimization inlines it but not on MSVC). However, it cannot be
|
||||
// passed as a template parameter on non C++11 compilers.
|
||||
// Passed at tparam: Only on C++11. Inlineable: Yes. Recursive: No.
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_NAME_INLINE_(typename01, local_function_name) \
|
||||
BOOST_LOCAL_FUNCTION_AUX_NAME_END_LOCAL_FUNCTOR_(typename01, \
|
||||
local_function_name, \
|
||||
/* inlined local function is never recursive (because recursion */ \
|
||||
/* and its initialization cannot be inlined)*/ \
|
||||
0 /* not recursive */ , \
|
||||
/* inlined local function declared as local functor (maybe */ \
|
||||
/* inlined even by non C++11 -- but it can be passed as */ \
|
||||
/* template parameter only on C++11 */ \
|
||||
local_function_name, \
|
||||
/* non-local functor */ \
|
||||
BOOST_LOCAL_FUNCTION_AUX_NAME_FUNCTOR_(local_function_name))
|
||||
|
||||
// This is slower on all compilers (C++11 and non) because recursion and its
|
||||
// initialization can never be inlined.
|
||||
// Passed at tparam: Yes. Inlineable: No. Recursive: Yes.
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_NAME_RECURSIVE_( \
|
||||
typename01, local_function_name) \
|
||||
BOOST_LOCAL_FUNCTION_AUX_NAME_END_LOCAL_FUNCTOR_(typename01, \
|
||||
local_function_name, \
|
||||
/* recursive local function -- but it cannot be inlined */ \
|
||||
1 /* recursive */ , \
|
||||
/* local functor */ \
|
||||
BOOST_LOCAL_FUNCTION_AUX_NAME_FUNCTOR_(local_function_name), \
|
||||
/* local function declared as non-local functor -- but it can */ \
|
||||
/* be inlined only by C++11 */ \
|
||||
local_function_name)
|
||||
|
||||
// Inlined local functions are specified by `..._NAME(inline name)`.
|
||||
// They have more chances to be inlined for faster run-times by some compilers
|
||||
// (for example by GCC but not by MSVC). C++11 compilers can always inline
|
||||
// local functions even if they are not explicitly specified inline.
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_NAME_PARSE_INLINE_( \
|
||||
typename01, qualified_name) \
|
||||
BOOST_PP_IIF(BOOST_PP_BITOR( \
|
||||
BOOST_LOCAL_FUNCTION_CONFIG_LOCALS_AS_TPARAMS, \
|
||||
BOOST_LOCAL_FUNCTION_DETAIL_PP_KEYWORD_IS_INLINE_FRONT( \
|
||||
qualified_name)), \
|
||||
/* on C++11 always use inlining because compilers might optimize */ \
|
||||
/* it to be faster and it can also be passed as tparam */ \
|
||||
BOOST_LOCAL_FUNCTION_AUX_NAME_INLINE_ \
|
||||
, \
|
||||
/* on non C++11 don't use liniling unless explicitly specified by */ \
|
||||
/* programmers `inline name` the inlined local function cannot be */ \
|
||||
/* passed as tparam */ \
|
||||
BOOST_LOCAL_FUNCTION_AUX_NAME_ \
|
||||
)(typename01, BOOST_LOCAL_FUNCTION_DETAIL_PP_KEYWORD_INLINE_REMOVE_FRONT( \
|
||||
qualified_name))
|
||||
|
||||
// Expand to 1 iff `recursive name` or `recursive inline name` or
|
||||
// `inline recursive name`.
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_NAME_IS_RECURSIVE_(qualified_name) \
|
||||
BOOST_LOCAL_FUNCTION_DETAIL_PP_KEYWORD_IS_RECURSIVE_FRONT( \
|
||||
BOOST_LOCAL_FUNCTION_DETAIL_PP_KEYWORD_INLINE_REMOVE_FRONT( \
|
||||
qualified_name \
|
||||
))
|
||||
|
||||
// Revmoes `recursive`, `inline recursive`, and `recursive inline` from front.
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_NAME_REMOVE_RECURSIVE_AND_INLINE_( \
|
||||
qualified_name) \
|
||||
BOOST_LOCAL_FUNCTION_DETAIL_PP_KEYWORD_RECURSIVE_REMOVE_FRONT( \
|
||||
BOOST_LOCAL_FUNCTION_DETAIL_PP_KEYWORD_INLINE_REMOVE_FRONT( \
|
||||
BOOST_LOCAL_FUNCTION_DETAIL_PP_KEYWORD_RECURSIVE_REMOVE_FRONT( \
|
||||
qualified_name \
|
||||
)))
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_NAME_RECURSIVE_REMOVE_(qualified_name) \
|
||||
BOOST_PP_IIF(BOOST_LOCAL_FUNCTION_AUX_NAME_IS_RECURSIVE_(qualified_name), \
|
||||
BOOST_LOCAL_FUNCTION_AUX_NAME_REMOVE_RECURSIVE_AND_INLINE_ \
|
||||
, \
|
||||
qualified_name /* might be `name` or `inline name` */ \
|
||||
BOOST_PP_TUPLE_EAT(1) \
|
||||
)(qualified_name)
|
||||
|
||||
// Recursive local function are specified by `..._NAME(recursive name)`.
|
||||
// They can never be inlined for faster run-time (not even by C++11 compilers).
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_NAME_PARSE_RECURSIVE_( \
|
||||
typename01, qualified_name) \
|
||||
BOOST_PP_IIF(BOOST_LOCAL_FUNCTION_AUX_NAME_IS_RECURSIVE_(qualified_name), \
|
||||
/* recursion can never be inlined (not even on C++11) */ \
|
||||
BOOST_LOCAL_FUNCTION_AUX_NAME_RECURSIVE_ \
|
||||
, \
|
||||
BOOST_LOCAL_FUNCTION_AUX_NAME_PARSE_INLINE_ \
|
||||
)(typename01, \
|
||||
BOOST_LOCAL_FUNCTION_AUX_NAME_RECURSIVE_REMOVE_(qualified_name))
|
||||
|
||||
// PUBLIC //
|
||||
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_NAME(typename01, qualified_name) \
|
||||
BOOST_LOCAL_FUNCTION_AUX_NAME_PARSE_RECURSIVE_(typename01, qualified_name)
|
||||
|
||||
#endif // #include guard
|
||||
|
||||
+22
@@ -0,0 +1,22 @@
|
||||
|
||||
// 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_TYPEOF_HPP_
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_TYPEOF_HPP_
|
||||
|
||||
#include <boost/local_function/aux_/symbol.hpp>
|
||||
|
||||
// PUBLIC //
|
||||
|
||||
// Actual type-name for specified symbol name.
|
||||
#define BOOST_LOCAL_FUNCTION_AUX_TYPEOF_TYPE(name) \
|
||||
/* cannot prefix in front of name because it could start with non */ \
|
||||
/* alphanumeric symbols (e.g., & for binding by reference) */ \
|
||||
BOOST_LOCAL_FUNCTION_AUX_SYMBOL_POSTFIX( (name)(typeof_type) )
|
||||
|
||||
#endif // #include guard
|
||||
|
||||
Reference in New Issue
Block a user