[1022] | 1 | |
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| 2 | // (C) Copyright Steve Cleary, Beman Dawes, Howard Hinnant & John Maddock 2000. |
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| 3 | // Use, modification and distribution are subject to the Boost Software License, |
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| 4 | // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at |
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| 5 | // http://www.boost.org/LICENSE_1_0.txt). |
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| 6 | // |
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| 7 | // See http://www.boost.org/libs/type_traits for most recent version including documentation. |
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| 8 | |
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| 9 | #ifndef BOOST_TT_IS_OBJECT_HPP_INCLUDED |
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| 10 | #define BOOST_TT_IS_OBJECT_HPP_INCLUDED |
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| 11 | |
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| 12 | #include <boost/type_traits/is_reference.hpp> |
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| 13 | #include <boost/type_traits/is_void.hpp> |
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| 14 | #include <boost/type_traits/is_function.hpp> |
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| 15 | #include <boost/type_traits/detail/ice_and.hpp> |
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| 16 | #include <boost/type_traits/detail/ice_not.hpp> |
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| 17 | #include <boost/config.hpp> |
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| 18 | |
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| 19 | // should be the last #include |
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| 20 | #include <boost/type_traits/detail/bool_trait_def.hpp> |
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| 21 | |
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| 22 | namespace boost { |
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| 23 | |
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| 24 | namespace detail { |
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| 25 | |
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| 26 | template <typename T> |
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| 27 | struct is_object_impl |
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| 28 | { |
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| 29 | #ifndef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION |
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| 30 | BOOST_STATIC_CONSTANT(bool, value = |
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| 31 | (::boost::type_traits::ice_and< |
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| 32 | ::boost::type_traits::ice_not< ::boost::is_reference<T>::value>::value, |
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| 33 | ::boost::type_traits::ice_not< ::boost::is_void<T>::value>::value, |
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| 34 | ::boost::type_traits::ice_not< ::boost::is_function<T>::value>::value |
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| 35 | >::value)); |
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| 36 | #else |
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| 37 | BOOST_STATIC_CONSTANT(bool, value = |
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| 38 | (::boost::type_traits::ice_and< |
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| 39 | ::boost::type_traits::ice_not< ::boost::is_reference<T>::value>::value, |
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| 40 | ::boost::type_traits::ice_not< ::boost::is_void<T>::value>::value |
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| 41 | >::value)); |
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| 42 | #endif |
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| 43 | }; |
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| 44 | |
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| 45 | } // namespace detail |
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| 46 | |
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| 47 | BOOST_TT_AUX_BOOL_TRAIT_DEF1(is_object,T,::boost::detail::is_object_impl<T>::value) |
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| 48 | |
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| 49 | } // namespace boost |
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| 50 | |
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| 51 | #include <boost/type_traits/detail/bool_trait_undef.hpp> |
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| 52 | |
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| 53 | #endif // BOOST_TT_IS_OBJECT_HPP_INCLUDED |
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