248 lines
16 KiB
C++
248 lines
16 KiB
C++
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///////////////////////////////////////////////////////////////////////////////
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/// \file deprecated.hpp
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/// Definition of the deprecated BOOST_PROTO_DEFINE_FUCTION_TEMPLATE and
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/// BOOST_PROTO_DEFINE_VARARG_FUCTION_TEMPLATE macros
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//
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// Copyright 2008 Eric Niebler. Distributed under the Boost
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// Software License, Version 1.0. (See accompanying file
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// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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#ifndef BOOST_PROTO_DETAIL_DEPRECATED_HPP_EAN_11_25_2008
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#define BOOST_PROTO_DETAIL_DEPRECATED_HPP_EAN_11_25_2008
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#include <boost/preprocessor/cat.hpp>
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#include <boost/preprocessor/facilities/intercept.hpp>
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#include <boost/preprocessor/arithmetic/inc.hpp>
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#include <boost/preprocessor/arithmetic/dec.hpp>
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#include <boost/preprocessor/arithmetic/sub.hpp>
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#include <boost/preprocessor/punctuation/comma_if.hpp>
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#include <boost/preprocessor/control/if.hpp>
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#include <boost/preprocessor/control/expr_if.hpp>
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#include <boost/preprocessor/comparison/greater.hpp>
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#include <boost/preprocessor/tuple/elem.hpp>
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#include <boost/preprocessor/tuple/to_list.hpp>
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#include <boost/preprocessor/logical/and.hpp>
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#include <boost/preprocessor/seq/size.hpp>
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#include <boost/preprocessor/seq/enum.hpp>
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#include <boost/preprocessor/seq/seq.hpp>
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#include <boost/preprocessor/seq/to_tuple.hpp>
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#include <boost/preprocessor/seq/for_each_i.hpp>
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#include <boost/preprocessor/seq/pop_back.hpp>
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#include <boost/preprocessor/seq/push_back.hpp>
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#include <boost/preprocessor/seq/push_front.hpp>
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#include <boost/preprocessor/list/for_each_i.hpp>
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#include <boost/preprocessor/repetition/repeat.hpp>
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#include <boost/preprocessor/repetition/repeat_from_to.hpp>
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#include <boost/preprocessor/repetition/enum_binary_params.hpp>
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#include <boost/preprocessor/repetition/enum_trailing_binary_params.hpp>
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#include <boost/proto/proto_fwd.hpp>
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/// INTERNAL ONLY
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///
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#define BOOST_PROTO_VARARG_TEMPLATE_AUX_(R, DATA, I, ELEM) \
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(ELEM BOOST_PP_CAT(BOOST_PP_CAT(X, DATA), BOOST_PP_CAT(_, I))) \
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/**/
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/// INTERNAL ONLY
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///
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#define BOOST_PROTO_VARARG_TEMPLATE_YES_(R, DATA, I, ELEM) \
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BOOST_PP_LIST_FOR_EACH_I_R( \
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R \
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, BOOST_PROTO_VARARG_TEMPLATE_AUX_ \
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, I \
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, BOOST_PP_TUPLE_TO_LIST( \
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BOOST_PP_DEC(BOOST_PP_SEQ_SIZE(ELEM)) \
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, BOOST_PP_SEQ_TO_TUPLE(BOOST_PP_SEQ_TAIL(ELEM)) \
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) \
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) \
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/**/
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/// INTERNAL ONLY
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///
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#define BOOST_PROTO_VARARG_TEMPLATE_NO_(R, DATA, I, ELEM) \
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/**/
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/// INTERNAL ONLY
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///
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#define BOOST_PROTO_VARARG_TEMPLATE_(R, DATA, I, ELEM) \
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BOOST_PP_IF( \
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BOOST_PP_DEC(BOOST_PP_SEQ_SIZE(ELEM)) \
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, BOOST_PROTO_VARARG_TEMPLATE_YES_ \
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, BOOST_PROTO_VARARG_TEMPLATE_NO_ \
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)(R, DATA, I, ELEM) \
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/**/
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/// INTERNAL ONLY
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///
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#define BOOST_PROTO_VARARG_TYPE_AUX_(R, DATA, I, ELEM) \
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(BOOST_PP_CAT(BOOST_PP_CAT(X, DATA), BOOST_PP_CAT(_, I))) \
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/**/
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/// INTERNAL ONLY
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///
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#define BOOST_PROTO_TEMPLATE_PARAMS_YES_(R, DATA, I, ELEM) \
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< \
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BOOST_PP_SEQ_ENUM( \
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BOOST_PP_LIST_FOR_EACH_I_R( \
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R \
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, BOOST_PROTO_VARARG_TYPE_AUX_ \
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, I \
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, BOOST_PP_TUPLE_TO_LIST( \
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BOOST_PP_DEC(BOOST_PP_SEQ_SIZE(ELEM)) \
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, BOOST_PP_SEQ_TO_TUPLE(BOOST_PP_SEQ_TAIL(ELEM)) \
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) \
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) \
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) \
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> \
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/**/
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/// INTERNAL ONLY
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///
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#define BOOST_PROTO_TEMPLATE_PARAMS_NO_(R, DATA, I, ELEM) \
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/**/
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/// INTERNAL ONLY
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///
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#define BOOST_PROTO_VARARG_TYPE_(R, DATA, I, ELEM) \
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BOOST_PP_COMMA_IF(I) \
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BOOST_PP_SEQ_HEAD(ELEM) \
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BOOST_PP_IF( \
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BOOST_PP_DEC(BOOST_PP_SEQ_SIZE(ELEM)) \
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, BOOST_PROTO_TEMPLATE_PARAMS_YES_ \
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, BOOST_PROTO_TEMPLATE_PARAMS_NO_ \
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)(R, DATA, I, ELEM) BOOST_PP_EXPR_IF(BOOST_PP_GREATER(I, 1), const) \
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/**/
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/// INTERNAL ONLY
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///
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#define BOOST_PROTO_VARARG_AS_EXPR_(R, DATA, I, ELEM) \
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BOOST_PP_EXPR_IF( \
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BOOST_PP_GREATER(I, 1) \
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, (( \
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BOOST_PP_SEQ_HEAD(ELEM) \
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BOOST_PP_IF( \
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BOOST_PP_DEC(BOOST_PP_SEQ_SIZE(ELEM)) \
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, BOOST_PROTO_TEMPLATE_PARAMS_YES_ \
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, BOOST_PROTO_TEMPLATE_PARAMS_NO_ \
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)(R, DATA, I, ELEM)() \
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)) \
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) \
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/**/
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/// INTERNAL ONLY
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///
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#define BOOST_PROTO_VARARG_AS_CHILD_(Z, N, DATA) \
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(BOOST_PP_CAT(DATA, N)) \
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/**/
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/// INTERNAL ONLY
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///
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#define BOOST_PROTO_SEQ_PUSH_FRONT(SEQ, ELEM) \
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BOOST_PP_SEQ_POP_BACK(BOOST_PP_SEQ_PUSH_FRONT(BOOST_PP_SEQ_PUSH_BACK(SEQ, _dummy_), ELEM)) \
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/**/
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/// INTERNAL ONLY
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///
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#define BOOST_PROTO_VARARG_AS_PARAM_(Z, N, DATA) \
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(BOOST_PP_CAT(DATA, N)) \
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/**/
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/// INTERNAL ONLY
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///
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#define BOOST_PROTO_VARARG_FUN_(Z, N, DATA) \
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template< \
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BOOST_PP_SEQ_ENUM( \
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BOOST_PP_SEQ_FOR_EACH_I( \
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BOOST_PROTO_VARARG_TEMPLATE_, ~ \
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, BOOST_PP_SEQ_PUSH_FRONT( \
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BOOST_PROTO_SEQ_PUSH_FRONT( \
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BOOST_PP_TUPLE_ELEM(4, 2, DATA) \
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, (BOOST_PP_TUPLE_ELEM(4, 3, DATA)) \
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) \
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, BOOST_PP_TUPLE_ELEM(4, 1, DATA) \
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) \
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) \
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BOOST_PP_REPEAT_ ## Z(N, BOOST_PROTO_VARARG_AS_PARAM_, typename A) \
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) \
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> \
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typename boost::proto::result_of::make_expr< \
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BOOST_PP_SEQ_FOR_EACH_I( \
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BOOST_PROTO_VARARG_TYPE_, ~ \
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, BOOST_PP_SEQ_PUSH_FRONT( \
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BOOST_PROTO_SEQ_PUSH_FRONT( \
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BOOST_PP_TUPLE_ELEM(4, 2, DATA) \
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, (BOOST_PP_TUPLE_ELEM(4, 3, DATA)) \
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) \
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, BOOST_PP_TUPLE_ELEM(4, 1, DATA) \
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) \
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) \
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BOOST_PP_ENUM_TRAILING_BINARY_PARAMS_Z(Z, N, A, const & BOOST_PP_INTERCEPT) \
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>::type const \
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BOOST_PP_TUPLE_ELEM(4, 0, DATA)(BOOST_PP_ENUM_BINARY_PARAMS_Z(Z, N, A, const &a)) \
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{ \
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return boost::proto::detail::make_expr_< \
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BOOST_PP_SEQ_FOR_EACH_I( \
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BOOST_PROTO_VARARG_TYPE_, ~ \
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, BOOST_PP_SEQ_PUSH_FRONT( \
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BOOST_PROTO_SEQ_PUSH_FRONT( \
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BOOST_PP_TUPLE_ELEM(4, 2, DATA) \
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, (BOOST_PP_TUPLE_ELEM(4, 3, DATA)) \
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) \
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, BOOST_PP_TUPLE_ELEM(4, 1, DATA) \
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) \
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) \
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BOOST_PP_ENUM_TRAILING_BINARY_PARAMS_Z(Z, N, A, const & BOOST_PP_INTERCEPT) \
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>()( \
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BOOST_PP_SEQ_ENUM( \
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BOOST_PP_SEQ_FOR_EACH_I( \
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BOOST_PROTO_VARARG_AS_EXPR_, ~ \
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, BOOST_PP_SEQ_PUSH_FRONT( \
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BOOST_PROTO_SEQ_PUSH_FRONT( \
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BOOST_PP_TUPLE_ELEM(4, 2, DATA) \
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, (BOOST_PP_TUPLE_ELEM(4, 3, DATA)) \
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) \
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, BOOST_PP_TUPLE_ELEM(4, 1, DATA) \
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) \
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) \
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BOOST_PP_REPEAT_ ## Z(N, BOOST_PROTO_VARARG_AS_CHILD_, a) \
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) \
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); \
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} \
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/**/
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/// \code
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/// BOOST_PROTO_DEFINE_FUNCTION_TEMPLATE(
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/// 1
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/// , construct
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/// , boost::proto::default_domain
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/// , (boost::proto::tag::function)
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/// , ((op::construct)(typename)(int))
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/// )
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/// \endcode
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#define BOOST_PROTO_DEFINE_FUNCTION_TEMPLATE(ARGCOUNT, NAME, DOMAIN, TAG, BOUNDARGS) \
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BOOST_PP_REPEAT_FROM_TO( \
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ARGCOUNT \
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, BOOST_PP_INC(ARGCOUNT) \
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, BOOST_PROTO_VARARG_FUN_ \
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, (NAME, TAG, BOUNDARGS, DOMAIN) \
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)\
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/**/
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/// \code
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/// BOOST_PROTO_DEFINE_VARARG_FUNCTION_TEMPLATE(
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/// construct
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/// , boost::proto::default_domain
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/// , (boost::proto::tag::function)
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/// , ((op::construct)(typename)(int))
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/// )
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/// \endcode
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#define BOOST_PROTO_DEFINE_VARARG_FUNCTION_TEMPLATE(NAME, DOMAIN, TAG, BOUNDARGS) \
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BOOST_PP_REPEAT( \
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BOOST_PP_SUB(BOOST_PP_INC(BOOST_PROTO_MAX_ARITY), BOOST_PP_SEQ_SIZE(BOUNDARGS)) \
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, BOOST_PROTO_VARARG_FUN_ \
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, (NAME, TAG, BOUNDARGS, DOMAIN) \
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) \
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/**/
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#endif
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