source: NonGTP/Boost/boost/type_traits/is_object.hpp @ 857

Revision 857, 1.8 KB checked in by igarcia, 18 years ago (diff)
Line 
1
2//  (C) Copyright Steve Cleary, Beman Dawes, Howard Hinnant & John Maddock 2000.
3//  Use, modification and distribution are subject to the Boost Software License,
4//  Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
5//  http://www.boost.org/LICENSE_1_0.txt).
6//
7//  See http://www.boost.org/libs/type_traits for most recent version including documentation.
8
9#ifndef BOOST_TT_IS_OBJECT_HPP_INCLUDED
10#define BOOST_TT_IS_OBJECT_HPP_INCLUDED
11
12#include "boost/type_traits/is_reference.hpp"
13#include "boost/type_traits/is_void.hpp"
14#include "boost/type_traits/is_function.hpp"
15#include "boost/type_traits/detail/ice_and.hpp"
16#include "boost/type_traits/detail/ice_not.hpp"
17#include "boost/config.hpp"
18
19// should be the last #include
20#include "boost/type_traits/detail/bool_trait_def.hpp"
21
22namespace boost {
23
24namespace detail {
25
26template <typename T>
27struct is_object_impl
28{
29#ifndef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
30   BOOST_STATIC_CONSTANT(bool, value =
31      (::boost::type_traits::ice_and<
32         ::boost::type_traits::ice_not< ::boost::is_reference<T>::value>::value,
33         ::boost::type_traits::ice_not< ::boost::is_void<T>::value>::value,
34         ::boost::type_traits::ice_not< ::boost::is_function<T>::value>::value
35      >::value));
36#else
37   BOOST_STATIC_CONSTANT(bool, value =
38      (::boost::type_traits::ice_and<
39         ::boost::type_traits::ice_not< ::boost::is_reference<T>::value>::value,
40         ::boost::type_traits::ice_not< ::boost::is_void<T>::value>::value
41      >::value));
42#endif
43};
44
45} // namespace detail
46
47BOOST_TT_AUX_BOOL_TRAIT_DEF1(is_object,T,::boost::detail::is_object_impl<T>::value)
48
49} // namespace boost
50
51#include "boost/type_traits/detail/bool_trait_undef.hpp"
52
53#endif // BOOST_TT_IS_OBJECT_HPP_INCLUDED
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