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Diffstat (limited to 'boost/parameter/aux_/preprocessor/impl/specification.hpp')
| -rw-r--r-- | boost/parameter/aux_/preprocessor/impl/specification.hpp | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/boost/parameter/aux_/preprocessor/impl/specification.hpp b/boost/parameter/aux_/preprocessor/impl/specification.hpp new file mode 100644 index 0000000000..d2a4638a83 --- /dev/null +++ b/boost/parameter/aux_/preprocessor/impl/specification.hpp @@ -0,0 +1,109 @@ +// Copyright Daniel Wallin 2006. +// 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) + +#ifndef BOOST_PARAMETER_AUX_PREPROCESSOR_IMPL_SPECIFICATION_HPP +#define BOOST_PARAMETER_AUX_PREPROCESSOR_IMPL_SPECIFICATION_HPP + +#include <boost/parameter/optional.hpp> + +// Helper macros for BOOST_PARAMETER_SPECIFICATION_ELEM_R. +#define BOOST_PARAMETER_QUALIFIED_TAG_optional(tag) \ + optional<tag +/**/ + +#include <boost/parameter/required.hpp> + +#define BOOST_PARAMETER_QUALIFIED_TAG_required(tag) \ + required<tag +/**/ + +#include <boost/parameter/deduced.hpp> + +#define BOOST_PARAMETER_QUALIFIED_TAG_deduced_optional(tag) \ + optional< ::boost::parameter::deduced<tag> +/**/ + +#define BOOST_PARAMETER_QUALIFIED_TAG_deduced_required(tag) \ + required< ::boost::parameter::deduced<tag> +/**/ + +#include <boost/parameter/aux_/preprocessor/impl/argument_specs.hpp> +#include <boost/parameter/config.hpp> +#include <boost/preprocessor/punctuation/comma_if.hpp> +#include <boost/preprocessor/cat.hpp> + +#if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564)) + +#include <boost/parameter/aux_/use_default.hpp> + +#define BOOST_PARAMETER_SPECIFICATION_ELEM_R(r, tag_namespace, i, elem) \ + BOOST_PP_COMMA_IF(i) ::boost::parameter::BOOST_PP_CAT( \ + BOOST_PARAMETER_QUALIFIED_TAG_ \ + , BOOST_PARAMETER_FN_ARG_QUALIFIER(elem) \ + )(tag_namespace::BOOST_PARAMETER_FN_ARG_NAME(elem)) \ + , ::boost::parameter::aux::use_default \ + > +/**/ + +#else // !BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564)) + +#include <boost/parameter/aux_/pp_impl/unwrap_predicate.hpp> + +// Expands to each boost::parameter::parameters<> element type. +#define BOOST_PARAMETER_SPECIFICATION_ELEM_R(r, tag_namespace, i, elem) \ + BOOST_PP_COMMA_IF(i) ::boost::parameter::BOOST_PP_CAT( \ + BOOST_PARAMETER_QUALIFIED_TAG_ \ + , BOOST_PARAMETER_FN_ARG_QUALIFIER(elem) \ + )(tag_namespace::BOOST_PARAMETER_FN_ARG_NAME(elem)) \ + , typename ::boost::parameter::aux::unwrap_predicate< \ + void BOOST_PARAMETER_FN_ARG_PRED(elem) \ + >::type \ + > +/**/ + +#endif // Borland workarounds needed. + +#include <boost/parameter/parameters.hpp> +#include <boost/parameter/aux_/preprocessor/impl/function_name.hpp> +#include <boost/preprocessor/control/if.hpp> +#include <boost/preprocessor/seq/for_each_i.hpp> + +// Expands to a boost::parameter::parameters<> specialization for the +// function named base. Used by BOOST_PARAMETER_CONSTRUCTOR_AUX and +// BOOST_PARAMETER_FUNCTION_HEAD for their respective ParameterSpec models. +#define BOOST_PARAMETER_SPECIFICATION(tag_ns, base, split_args, is_const) \ + template <typename BoostParameterDummy> \ + struct BOOST_PP_CAT( \ + BOOST_PP_CAT( \ + BOOST_PP_IF( \ + is_const \ + , boost_param_params_const_ \ + , boost_param_params_ \ + ) \ + , __LINE__ \ + ) \ + , BOOST_PARAMETER_MEMBER_FUNCTION_NAME(base) \ + ) : ::boost::parameter::parameters< \ + BOOST_PP_SEQ_FOR_EACH_I( \ + BOOST_PARAMETER_SPECIFICATION_ELEM_R, tag_ns, split_args \ + ) \ + > \ + { \ + }; \ + typedef BOOST_PP_CAT( \ + BOOST_PP_CAT( \ + BOOST_PP_IF( \ + is_const \ + , boost_param_params_const_ \ + , boost_param_params_ \ + ) \ + , __LINE__ \ + ) \ + , BOOST_PARAMETER_MEMBER_FUNCTION_NAME(base) \ + )<int> +/**/ + +#endif // include guard + |