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Viewing changes to boost/function_types/detail/classifier.hpp

  • Committer: Package Import Robot
  • Author(s): Steve M. Robbins
  • Date: 2012-02-26 00:31:44 UTC
  • Revision ID: package-import@ubuntu.com-20120226003144-eaytp12cbf6ubpms
Tags: upstream-1.49.0
Import upstream version 1.49.0

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boost/function_types/detail/classifier.hpp
 
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// (C) Copyright Tobias Schwinger
 
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//
 
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// Use modification and distribution are subject to the boost Software License,
 
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// Version 1.0. (See http://www.boost.org/LICENSE_1_0.txt).
 
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//------------------------------------------------------------------------------
 
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#ifndef BOOST_FT_DETAIL_CLASSIFIER_HPP_INCLUDED
 
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#define BOOST_FT_DETAIL_CLASSIFIER_HPP_INCLUDED
 
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#include <boost/type.hpp>
 
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#include <boost/config.hpp>
 
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#include <boost/type_traits/config.hpp>
 
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#include <boost/type_traits/is_reference.hpp>
 
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#include <boost/type_traits/add_reference.hpp>
 
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#include <boost/function_types/config/config.hpp>
 
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#include <boost/function_types/property_tags.hpp>
 
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namespace boost { namespace function_types { namespace detail {
 
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template<typename T> struct classifier;
 
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template<std::size_t S> struct char_array { typedef char (&type)[S]; };
 
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template<bits_t Flags, bits_t CCID, std::size_t Arity> struct encode_charr
 
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{
 
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  typedef typename char_array<
 
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    ::boost::function_types::detail::encode_charr_impl<Flags,CCID,Arity>::value 
 
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  >::type type;
 
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};
 
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char BOOST_TT_DECL classifier_impl(...);
 
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#define BOOST_FT_variations BOOST_FT_function|BOOST_FT_pointer|\
 
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                            BOOST_FT_member_pointer
 
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#define BOOST_FT_type_function(cc,name) BOOST_FT_SYNTAX( \
 
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    R BOOST_PP_EMPTY,BOOST_PP_LPAREN,cc,* BOOST_PP_EMPTY,name,BOOST_PP_RPAREN)
 
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#define BOOST_FT_type_function_pointer(cc,name) BOOST_FT_SYNTAX( \
 
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    R BOOST_PP_EMPTY,BOOST_PP_LPAREN,cc,** BOOST_PP_EMPTY,name,BOOST_PP_RPAREN)
 
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#define BOOST_FT_type_member_function_pointer(cc,name) BOOST_FT_SYNTAX( \
 
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    R BOOST_PP_EMPTY,BOOST_PP_LPAREN,cc,T0::** BOOST_PP_EMPTY,name,BOOST_PP_RPAREN)
 
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#define BOOST_FT_al_path boost/function_types/detail/classifier_impl
 
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#include <boost/function_types/detail/pp_loop.hpp>
 
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template<typename T> struct classifier_bits
 
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{
 
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  static typename boost::add_reference<T>::type tester;
 
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  BOOST_STATIC_CONSTANT(bits_t,value = (bits_t)sizeof(
 
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    boost::function_types::detail::classifier_impl(& tester) 
 
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  )-1);
 
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};
 
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template<typename T> struct classifier
 
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{
 
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  typedef detail::constant<
 
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    ::boost::function_types::detail::decode_bits<
 
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      ::boost::function_types::detail::classifier_bits<T>::value
 
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    >::tag_bits > 
 
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  bits;
 
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  typedef detail::full_mask mask;
 
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  typedef detail::constant<
 
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    ::boost::function_types::detail::decode_bits<
 
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      ::boost::function_types::detail::classifier_bits<T>::value
 
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    >::arity > 
 
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  function_arity;
 
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};
 
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} } } // namespace ::boost::function_types::detail
 
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#endif
 
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