From 8286ac511144e4f17d34eac9affb97e50646344a Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?J=C3=B6rg=20Frings-F=C3=BCrst?= Date: Wed, 23 Jul 2014 15:25:44 +0200 Subject: Imported Upstream version 4.0.0 --- .../cutl/details/boost/type_traits/is_class.hpp | 140 +++++++++++++++++++++ 1 file changed, 140 insertions(+) create mode 100644 libcutl/cutl/details/boost/type_traits/is_class.hpp (limited to 'libcutl/cutl/details/boost/type_traits/is_class.hpp') diff --git a/libcutl/cutl/details/boost/type_traits/is_class.hpp b/libcutl/cutl/details/boost/type_traits/is_class.hpp new file mode 100644 index 0000000..4f5f6f8 --- /dev/null +++ b/libcutl/cutl/details/boost/type_traits/is_class.hpp @@ -0,0 +1,140 @@ +// (C) Copyright Dave Abrahams, Steve Cleary, Beman Dawes, Howard +// Hinnant & John Maddock 2000-2003. +// Use, modification and distribution are subject to 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). +// +// See http://www.boost.org/libs/type_traits for most recent version including documentation. + + +#ifndef BOOST_TT_IS_CLASS_HPP_INCLUDED +#define BOOST_TT_IS_CLASS_HPP_INCLUDED + +#include +#include +#ifndef BOOST_IS_CLASS +# include +# include +# include + +#ifdef BOOST_TT_HAS_CONFORMING_IS_CLASS_IMPLEMENTATION +# include +#else +# include +# include +# include +# include +# include +#endif + +#endif // BOOST_IS_CLASS + +#ifdef __EDG_VERSION__ +# include +#endif + +// should be the last #include +#include + +namespace cutl_details_boost { + +namespace detail { + +#ifndef BOOST_IS_CLASS +#ifdef BOOST_TT_HAS_CONFORMING_IS_CLASS_IMPLEMENTATION + +// This is actually the conforming implementation which works with +// abstract classes. However, enough compilers have trouble with +// it that most will use the one in +// boost/type_traits/object_traits.hpp. This implementation +// actually works with VC7.0, but other interactions seem to fail +// when we use it. + +// is_class<> metafunction due to Paul Mensonides +// (leavings@attbi.com). For more details: +// http://groups.google.com/groups?hl=en&selm=000001c1cc83%24e154d5e0%247772e50c%40c161550a&rnum=1 +#if defined(__GNUC__) && !defined(__EDG_VERSION__) + +template ::cutl_details_boost::type_traits::yes_type is_class_tester(void(U::*)(void)); +template ::cutl_details_boost::type_traits::no_type is_class_tester(...); + +template +struct is_class_impl +{ + + BOOST_STATIC_CONSTANT(bool, value = + (::cutl_details_boost::type_traits::ice_and< + sizeof(is_class_tester(0)) == sizeof(::cutl_details_boost::type_traits::yes_type), + ::cutl_details_boost::type_traits::ice_not< ::cutl_details_boost::is_union::value >::value + >::value) + ); +}; + +#else + +template +struct is_class_impl +{ + template static ::cutl_details_boost::type_traits::yes_type is_class_tester(void(U::*)(void)); + template static ::cutl_details_boost::type_traits::no_type is_class_tester(...); + + BOOST_STATIC_CONSTANT(bool, value = + (::cutl_details_boost::type_traits::ice_and< + sizeof(is_class_tester(0)) == sizeof(::cutl_details_boost::type_traits::yes_type), + ::cutl_details_boost::type_traits::ice_not< ::cutl_details_boost::is_union::value >::value + >::value) + ); +}; + +#endif + +#else + +template +struct is_class_impl +{ +# ifndef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION + BOOST_STATIC_CONSTANT(bool, value = + (::cutl_details_boost::type_traits::ice_and< + ::cutl_details_boost::type_traits::ice_not< ::cutl_details_boost::is_union::value >::value, + ::cutl_details_boost::type_traits::ice_not< ::cutl_details_boost::is_scalar::value >::value, + ::cutl_details_boost::type_traits::ice_not< ::cutl_details_boost::is_array::value >::value, + ::cutl_details_boost::type_traits::ice_not< ::cutl_details_boost::is_reference::value>::value, + ::cutl_details_boost::type_traits::ice_not< ::cutl_details_boost::is_void::value >::value, + ::cutl_details_boost::type_traits::ice_not< ::cutl_details_boost::is_function::value >::value + >::value)); +# else + BOOST_STATIC_CONSTANT(bool, value = + (::cutl_details_boost::type_traits::ice_and< + ::cutl_details_boost::type_traits::ice_not< ::cutl_details_boost::is_union::value >::value, + ::cutl_details_boost::type_traits::ice_not< ::cutl_details_boost::is_scalar::value >::value, + ::cutl_details_boost::type_traits::ice_not< ::cutl_details_boost::is_array::value >::value, + ::cutl_details_boost::type_traits::ice_not< ::cutl_details_boost::is_reference::value>::value, + ::cutl_details_boost::type_traits::ice_not< ::cutl_details_boost::is_void::value >::value + >::value)); +# endif +}; + +# endif // BOOST_TT_HAS_CONFORMING_IS_CLASS_IMPLEMENTATION +# else // BOOST_IS_CLASS +template +struct is_class_impl +{ + BOOST_STATIC_CONSTANT(bool, value = BOOST_IS_CLASS(T)); +}; +# endif // BOOST_IS_CLASS + +} // namespace detail + +# ifdef __EDG_VERSION__ +BOOST_TT_AUX_BOOL_TRAIT_DEF1( + is_class,T, cutl_details_boost::detail::is_class_impl::type>::value) +# else +BOOST_TT_AUX_BOOL_TRAIT_DEF1(is_class,T,::cutl_details_boost::detail::is_class_impl::value) +# endif + +} // namespace cutl_details_boost + +#include + +#endif // BOOST_TT_IS_CLASS_HPP_INCLUDED -- cgit v1.2.3