Swiftdiff options
Diffstat (limited to '3rdParty/Boost/src/boost/proto/transform/detail/make.hpp')
| -rw-r--r-- | 3rdParty/Boost/src/boost/proto/transform/detail/make.hpp | 202 |
1 files changed, 202 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/proto/transform/detail/make.hpp b/3rdParty/Boost/src/boost/proto/transform/detail/make.hpp new file mode 100644 index 0000000..31a89cc --- /dev/null +++ b/3rdParty/Boost/src/boost/proto/transform/detail/make.hpp @@ -0,0 +1,202 @@ +#if !defined(BOOST_PROTO_DONT_USE_PREPROCESSED_FILES) + + #include <boost/proto/transform/detail/preprocessed/make.hpp> + +#elif !defined(BOOST_PP_IS_ITERATING) + + #define BOOST_PROTO_MAKE_IF(Z, M, DATA) \ + make_if_<BOOST_PP_CAT(A, M), Expr, State, Data> \ + /**/ + + #define BOOST_PROTO_MAKE_IF_TYPE(Z, M, DATA) \ + typename BOOST_PROTO_MAKE_IF(Z, M, DATA) ::type \ + /**/ + + #define BOOST_PROTO_MAKE_IF_APPLIED(Z, M, DATA) \ + BOOST_PROTO_MAKE_IF(Z, M, DATA) ::applied || \ + /**/ + + #define BOOST_PROTO_CONSTRUCT_ARG(Z, M, DATA) \ + detail::as_lvalue( \ + typename when<_, BOOST_PP_CAT(A, M)>::template impl<Expr, State, Data>()(e, s, d) \ + ) \ + /**/ + + #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES) + #pragma wave option(preserve: 2, line: 0, output: "preprocessed/make.hpp") + #endif + + /////////////////////////////////////////////////////////////////////////////// + /// \file make.hpp + /// Contains definition of the make<> transform. + // + // Copyright 2008 Eric Niebler. Distributed under the Boost + // Software License, Version 1.0. (See accompanying file + // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) + + #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES) + #pragma wave option(preserve: 1) + #endif + + #define BOOST_PP_ITERATION_PARAMS_1 \ + (3, (0, BOOST_PROTO_MAX_ARITY, <boost/proto/transform/detail/make.hpp>)) + #include BOOST_PP_ITERATE() + + #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES) + #pragma wave option(output: null) + #endif + + #undef BOOST_PROTO_CONSTRUCT_ARG + #undef BOOST_PROTO_MAKE_IF_APPLIED + #undef BOOST_PROTO_MAKE_IF_TYPE + #undef BOOST_PROTO_MAKE_IF + +#else + + #define N BOOST_PP_ITERATION() + + namespace detail + { + #if N > 0 + + template< + template<BOOST_PP_ENUM_PARAMS(N, typename BOOST_PP_INTERCEPT)> class R + BOOST_PP_ENUM_TRAILING_PARAMS(N, typename A) + , typename Expr, typename State, typename Data + > + struct make_< + R<BOOST_PP_ENUM_PARAMS(N, A)> + , Expr, State, Data + BOOST_PROTO_TEMPLATE_ARITY_PARAM(N) + > + : nested_type_if< + R<BOOST_PP_ENUM(N, BOOST_PROTO_MAKE_IF_TYPE, ~)> + , (BOOST_PP_REPEAT(N, BOOST_PROTO_MAKE_IF_APPLIED, ~) false) + > + {}; + + template< + template<BOOST_PP_ENUM_PARAMS(N, typename BOOST_PP_INTERCEPT)> class R + BOOST_PP_ENUM_TRAILING_PARAMS(N, typename A) + , typename Expr, typename State, typename Data + > + struct make_< + noinvoke<R<BOOST_PP_ENUM_PARAMS(N, A)> > + , Expr, State, Data + BOOST_PROTO_TEMPLATE_ARITY_PARAM(1) + > + { + typedef R<BOOST_PP_ENUM(N, BOOST_PROTO_MAKE_IF_TYPE, ~)> type; + static bool const applied = true; + }; + + #endif + + template<typename R BOOST_PP_ENUM_TRAILING_PARAMS(N, typename A)> + struct is_applyable<R(BOOST_PP_ENUM_PARAMS(N, A))> + : mpl::true_ + {}; + + template<typename R BOOST_PP_ENUM_TRAILING_PARAMS(N, typename A)> + struct is_applyable<R(*)(BOOST_PP_ENUM_PARAMS(N, A))> + : mpl::true_ + {}; + + template<typename T, typename A> + struct construct_<proto::expr<T, A, N>, true> + { + typedef proto::expr<T, A, N> result_type; + + template<BOOST_PP_ENUM_PARAMS(BOOST_PP_MAX(N, 1), typename A)> + BOOST_FORCEINLINE + result_type operator ()(BOOST_PP_ENUM_BINARY_PARAMS(BOOST_PP_MAX(N, 1), A, &a)) const + { + return result_type::make(BOOST_PP_ENUM_PARAMS(BOOST_PP_MAX(N, 1), a)); + } + }; + + template<typename T, typename A> + struct construct_<proto::basic_expr<T, A, N>, true> + { + typedef proto::basic_expr<T, A, N> result_type; + + template<BOOST_PP_ENUM_PARAMS(BOOST_PP_MAX(N, 1), typename A)> + BOOST_FORCEINLINE + result_type operator ()(BOOST_PP_ENUM_BINARY_PARAMS(BOOST_PP_MAX(N, 1), A, &a)) const + { + return result_type::make(BOOST_PP_ENUM_PARAMS(BOOST_PP_MAX(N, 1), a)); + } + }; + + template<typename Type BOOST_PP_ENUM_TRAILING_PARAMS(N, typename A)> + BOOST_FORCEINLINE + Type construct(BOOST_PP_ENUM_BINARY_PARAMS(N, A, &a)) + { + return construct_<Type>()(BOOST_PP_ENUM_PARAMS(N, a)); + } + + } // namespace detail + + /// \brief A PrimitiveTransform which computes a type by evaluating any + /// nested transforms and then constructs an object of that type with the + /// current expression, state and data, transformed according + /// to \c A0 through \c AN. + template<typename Object BOOST_PP_ENUM_TRAILING_PARAMS(N, typename A)> + struct make<Object(BOOST_PP_ENUM_PARAMS(N, A))> + : transform<make<Object(BOOST_PP_ENUM_PARAMS(N, A))> > + { + template<typename Expr, typename State, typename Data> + struct impl : transform_impl<Expr, State, Data> + { + /// \brief <tt>boost::result_of\<make\<Object\>(Expr, State, Data)\>::type</tt> + typedef typename detail::make_if_<Object, Expr, State, Data>::type result_type; + + /// Let \c ax be <tt>when\<_, Ax\>()(e, s, d)</tt> + /// for each \c x in <tt>[0,N]</tt>. + /// Return <tt>result_type(a0, a1,... aN)</tt>. + /// + /// \param e The current expression + /// \param s The current state + /// \param d An arbitrary data + BOOST_FORCEINLINE + result_type operator ()( + typename impl::expr_param e + , typename impl::state_param s + , typename impl::data_param d + ) const + { + proto::detail::ignore_unused(e); + proto::detail::ignore_unused(s); + proto::detail::ignore_unused(d); + return detail::construct<result_type>(BOOST_PP_ENUM(N, BOOST_PROTO_CONSTRUCT_ARG, DATA)); + } + }; + }; + + #if N > 0 + /// \brief A PrimitiveTransform which computes a type by evaluating any + /// nested transforms and then constructs an object of that type with the + /// current expression, state and data, transformed according + /// to \c A0 through \c AN. + template<typename Object BOOST_PP_ENUM_TRAILING_PARAMS(N, typename A)> + struct make<Object(BOOST_PP_ENUM_PARAMS(N, A)...)> + : transform<make<Object(BOOST_PP_ENUM_PARAMS(N, A)...)> > + { + template<typename Expr, typename State, typename Data> + struct impl + : make< + typename detail::expand_pattern< + proto::arity_of<Expr>::value + , BOOST_PP_CAT(A, BOOST_PP_DEC(N)) + , detail::BOOST_PP_CAT(expand_pattern_rest_, BOOST_PP_DEC(N))< + Object + BOOST_PP_ENUM_TRAILING_PARAMS(BOOST_PP_DEC(N), A) + > + >::type + >::template impl<Expr, State, Data> + {}; + }; + #endif + #undef N + +#endif |