180 lines
7.9 KiB
Plaintext
180 lines
7.9 KiB
Plaintext
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#if !defined(BOOST_PHOENIX_DONT_USE_PREPROCESSED_FILES)
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#ifndef BOOST_PHOENIX_CORE_DETAIL_ACTOR_OPERATOR_HPP
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#define BOOST_PHOENIX_CORE_DETAIL_ACTOR_OPERATOR_HPP
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#include <boost/phoenix/support/iterate.hpp>
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#include <boost/phoenix/core/detail/cpp03/preprocessed/actor_operator.hpp>
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#endif
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#else
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#if !BOOST_PHOENIX_IS_ITERATING
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#ifndef BOOST_PHOENIX_CORE_DETAIL_ACTOR_OPERATOR_HPP
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#define BOOST_PHOENIX_CORE_DETAIL_ACTOR_OPERATOR_HPP
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#include <boost/phoenix/support/iterate.hpp>
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#if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES)
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#pragma wave option(preserve: 2, line: 0, output: "preprocessed/actor_operator_" BOOST_PHOENIX_LIMIT_STR ".hpp")
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#endif
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/*==============================================================================
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Copyright (c) 2005-2010 Joel de Guzman
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Copyright (c) 2010 Thomas Heller
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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==============================================================================*/
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#if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES)
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#pragma wave option(preserve: 1)
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#endif
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#define M0(Z, N, D) \
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typename detail::result_type_deduction_helper<BOOST_PP_CAT(A, N)>::type \
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/**/
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#define BOOST_PHOENIX_ITERATION_PARAMS \
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(3, (1, BOOST_PHOENIX_ACTOR_LIMIT, \
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<boost/phoenix/core/detail/cpp03/actor_operator.hpp>))
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#include BOOST_PHOENIX_ITERATE()
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#undef M0
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#if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES)
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#pragma wave option(output: null)
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#endif
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#endif
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#else
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#if BOOST_PHOENIX_ITERATION >= BOOST_PHOENIX_PERFECT_FORWARD_LIMIT
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template <typename This, BOOST_PHOENIX_typename_A>
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struct result<This(BOOST_PHOENIX_A)>
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: result<This(BOOST_PHOENIX_A_const_ref)>
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{};
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template <typename This, BOOST_PHOENIX_typename_A>
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struct result<This(BOOST_PHOENIX_A_ref)>
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: result_of::actor<proto_base_expr, BOOST_PHOENIX_A_ref>
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{};
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template <BOOST_PHOENIX_typename_A>
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typename result_of::actor<proto_base_expr, BOOST_PHOENIX_A_ref>::type
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operator()(BOOST_PHOENIX_A_ref_a)
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{
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typedef
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BOOST_PP_CAT(vector, BOOST_PP_INC(BOOST_PHOENIX_ITERATION))<
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const actor<Expr> *, BOOST_PHOENIX_A_ref
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>
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env_type;
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env_type env = {this, BOOST_PHOENIX_a};
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return phoenix::eval(*this, phoenix::context(env, default_actions()));
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}
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template <BOOST_PHOENIX_typename_A>
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typename result_of::actor<proto_base_expr, BOOST_PHOENIX_A_ref>::type
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operator()(BOOST_PHOENIX_A_ref_a) const
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{
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typedef
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BOOST_PP_CAT(vector, BOOST_PP_INC(BOOST_PHOENIX_ITERATION))<
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const actor<Expr> *, BOOST_PHOENIX_A_ref
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>
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env_type;
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env_type env = {this, BOOST_PHOENIX_a};
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return phoenix::eval(*this, phoenix::context(env, default_actions()));
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}
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template <BOOST_PHOENIX_typename_A>
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typename result_of::actor<proto_base_expr, BOOST_PHOENIX_A_const_ref>::type
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operator()(BOOST_PHOENIX_A_const_ref_a)
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{
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typedef
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BOOST_PP_CAT(vector, BOOST_PP_INC(BOOST_PHOENIX_ITERATION))<
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const actor<Expr> *, BOOST_PHOENIX_A_const_ref
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>
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env_type;
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env_type env = {this, BOOST_PHOENIX_a};
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return phoenix::eval(*this, phoenix::context(env, default_actions()));
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}
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template <BOOST_PHOENIX_typename_A>
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typename result_of::actor<proto_base_expr, BOOST_PHOENIX_A_const_ref>::type
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operator()(BOOST_PHOENIX_A_const_ref_a) const
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{
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typedef
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BOOST_PP_CAT(vector, BOOST_PP_INC(BOOST_PHOENIX_ITERATION))<
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const actor<Expr> *, BOOST_PHOENIX_A_const_ref
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>
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env_type;
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env_type env = {this, BOOST_PHOENIX_a};
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return phoenix::eval(*this, phoenix::context(env, default_actions()));
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}
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#else
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// We need to define operator() for all permutations of reference types.
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// For BOOST_PHOENIX_ITERATION <= BOOST_PHOENIX_LIMIT_PREFECT_FORWARD
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// 2^BOOST_PHOENIX_ITERATION overloads are created
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// For compile time reasons,
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// if BOOST_PHOENIX_ITERATION > BOOST_PHOENIX_LIMIT_PERFECT_FORWARD
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// only operator()(A const &...a) and operator()(A &...a) are generated
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// this is all handled by the PP mumbo jumbo above
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#define BOOST_PHOENIX_ACTOR_OPERATOR(_, I, __) \
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template <typename This, BOOST_PHOENIX_typename_A> \
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struct result<This(BOOST_PHOENIX_PERM_A(I))> \
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: result_of::actor<proto_base_expr, BOOST_PHOENIX_PERM_A(I)> \
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{}; \
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\
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template <BOOST_PHOENIX_typename_A> \
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typename result_of::actor<proto_base_expr, BOOST_PHOENIX_PERM_A(I)>::type\
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operator()(BOOST_PHOENIX_PERM_A_a(I)) const \
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{ \
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typedef \
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BOOST_PP_CAT(vector, BOOST_PP_INC(BOOST_PHOENIX_ITERATION))< \
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const actor<Expr> *, BOOST_PHOENIX_PERM_A(I) \
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> \
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env_type; \
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env_type env = {this, BOOST_PHOENIX_a}; \
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\
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return phoenix::eval(*this, phoenix::context(env, default_actions()));\
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} \
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\
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template <BOOST_PHOENIX_typename_A> \
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typename result_of::actor<proto_base_expr, BOOST_PHOENIX_PERM_A(I)>::type\
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operator()(BOOST_PHOENIX_PERM_A_a(I)) \
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{ \
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typedef \
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BOOST_PP_CAT(vector, BOOST_PP_INC(BOOST_PHOENIX_ITERATION))< \
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const actor<Expr> *, BOOST_PHOENIX_PERM_A(I) \
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> \
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env_type; \
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env_type env = {this, BOOST_PHOENIX_a}; \
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\
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return phoenix::eval(*this, phoenix::context(env, default_actions()));\
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} \
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/**/
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template <typename This, BOOST_PHOENIX_typename_A>
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struct result<This(BOOST_PHOENIX_A)>
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: result<This(BOOST_PP_ENUM(BOOST_PHOENIX_ITERATION, M0, _))>
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{};
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BOOST_PP_REPEAT(BOOST_PHOENIX_PERM_SIZE, BOOST_PHOENIX_ACTOR_OPERATOR, _)
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#undef BOOST_PHOENIX_ACTOR_OPERATOR
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#endif
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#endif
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#endif // BOOST_PHOENIX_DONT_USE_PREPROCESSED_FILES
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