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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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