Added boost header
This commit is contained in:
Christophe Riccio
176
test/external/boost/phoenix/scope/dynamic.hpp
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176
test/external/boost/phoenix/scope/dynamic.hpp
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/*==============================================================================
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Copyright (c) 2001-2010 Joel de Guzman
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Copyright (c) 2004 Daniel Wallin
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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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#ifndef BOOST_PHOENIX_SCOPE_DYNAMIC_HPP
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#define BOOST_PHOENIX_SCOPE_DYNAMIC_HPP
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#include <boost/phoenix/core/limits.hpp>
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#include <boost/assert.hpp>
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#include <boost/noncopyable.hpp>
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#include <boost/fusion/sequence/intrinsic/at.hpp>
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#include <boost/phoenix/core/expression.hpp>
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#include <boost/phoenix/core/meta_grammar.hpp>
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#include <boost/phoenix/core/call.hpp>
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#include <boost/phoenix/support/iterate.hpp>
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#include <boost/preprocessor/seq/for_each.hpp>
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#include <boost/preprocessor/seq/fold_left.hpp>
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#include <boost/preprocessor/punctuation/comma.hpp>
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#include <boost/type_traits/remove_pointer.hpp>
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#define BOOST_PHOENIX_DYNAMIC_TEMPLATE_PARAMS(R, DATA, I, ELEM) \
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BOOST_PP_COMMA_IF(I) BOOST_PP_TUPLE_ELEM(2, 0, ELEM) \
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/**/
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#define BOOST_PHOENIX_DYNAMIC_CTOR_INIT(R, DATA, I, ELEM) \
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BOOST_PP_COMMA_IF(I) BOOST_PP_TUPLE_ELEM(2, 1, ELEM)(init<I>(this)) \
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/**/
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#define BOOST_PHOENIX_DYNAMIC_MEMBER(R, DATA, I, ELEM) \
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BOOST_PP_CAT(member, BOOST_PP_INC(I)) BOOST_PP_TUPLE_ELEM(2, 1, ELEM); \
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/**/
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#define BOOST_PHOENIX_DYNAMIC_FILLER_0(X, Y) \
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((X, Y)) BOOST_PHOENIX_DYNAMIC_FILLER_1 \
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/**/
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#define BOOST_PHOENIX_DYNAMIC_FILLER_1(X, Y) \
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((X, Y)) BOOST_PHOENIX_DYNAMIC_FILLER_0 \
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/**/
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#define BOOST_PHOENIX_DYNAMIC_FILLER_0_END
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#define BOOST_PHOENIX_DYNAMIC_FILLER_1_END
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#define BOOST_PHOENIX_DYNAMIC_BASE(NAME, MEMBER) \
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struct NAME \
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: ::boost::phoenix::dynamic< \
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BOOST_PP_SEQ_FOR_EACH_I( \
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BOOST_PHOENIX_DYNAMIC_TEMPLATE_PARAMS \
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, _ \
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, MEMBER) \
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> \
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{ \
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NAME() \
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: BOOST_PP_SEQ_FOR_EACH_I(BOOST_PHOENIX_DYNAMIC_CTOR_INIT, _, MEMBER) \
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{} \
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\
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BOOST_PP_SEQ_FOR_EACH_I(BOOST_PHOENIX_DYNAMIC_MEMBER, _, MEMBER) \
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} \
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/**/
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#define BOOST_PHOENIX_DYNAMIC(NAME, MEMBER) \
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BOOST_PHOENIX_DYNAMIC_BASE( \
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NAME \
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, BOOST_PP_CAT(BOOST_PHOENIX_DYNAMIC_FILLER_0 MEMBER,_END) \
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) \
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/**/
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BOOST_PHOENIX_DEFINE_EXPRESSION(
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(boost)(phoenix)(dynamic_member)
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, (proto::terminal<proto::_>)
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(proto::terminal<proto::_>)
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)
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namespace boost { namespace phoenix
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{
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template <typename DynamicScope>
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struct dynamic_frame : noncopyable
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{
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typedef typename DynamicScope::tuple_type tuple_type;
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dynamic_frame(DynamicScope const& s)
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: tuple()
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, save(s.frame)
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, scope(s)
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{
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scope.frame = this;
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}
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template <typename Tuple>
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dynamic_frame(DynamicScope const& s, Tuple const& init)
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: tuple(init)
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, save(s.frame)
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, scope(s)
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{
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scope.frame = this;
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}
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~dynamic_frame()
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{
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scope.frame = save;
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}
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tuple_type& data() { return tuple; }
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tuple_type const& data() const { return tuple; }
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private:
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tuple_type tuple;
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dynamic_frame *save;
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DynamicScope const& scope;
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};
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struct dynamic_member_eval
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{
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template <typename Sig>
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struct result;
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template <typename This, typename N, typename Scope, typename Context>
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struct result<This(N, Scope, Context)>
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{
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typedef
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typename boost::remove_pointer<
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typename proto::detail::uncvref<
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typename proto::result_of::value<Scope>::type
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>::type
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>::type
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scope_type;
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typedef
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typename scope_type::dynamic_frame_type::tuple_type
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tuple_type;
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typedef
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typename fusion::result_of::at_c<
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tuple_type
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, proto::detail::uncvref<
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typename proto::result_of::value<N>::type
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>::type::value
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>::type
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type;
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};
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template <typename N, typename Scope, typename Context>
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typename result<dynamic_member_eval(N, Scope, Context)>::type
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operator()(N, Scope s, Context &) const
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{
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return
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fusion::at_c<
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proto::detail::uncvref<
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typename proto::result_of::value<N>::type
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>::type::value
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>(
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proto::value(s)->frame->data()
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);
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}
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};
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template <typename Dummy>
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struct default_actions::when<rule::dynamic_member, Dummy>
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: call<dynamic_member_eval>
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{};
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template <
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BOOST_PHOENIX_typename_A_void(BOOST_PHOENIX_DYNAMIC_LIMIT)
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, typename Dummy = void
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>
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struct dynamic;
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// Bring in the rest ...
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#include <boost/phoenix/scope/detail/dynamic.hpp>
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}}
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#endif
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