is_object.hpp 907 B

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  1. // (C) Copyright Steve Cleary, Beman Dawes, Howard Hinnant & John Maddock 2000.
  2. // Use, modification and distribution are subject to the Boost Software License,
  3. // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
  4. // http://www.boost.org/LICENSE_1_0.txt).
  5. //
  6. // See http://www.boost.org/libs/type_traits for most recent version including documentation.
  7. #ifndef BOOST_TT_IS_OBJECT_HPP_INCLUDED
  8. #define BOOST_TT_IS_OBJECT_HPP_INCLUDED
  9. #include <boost/config.hpp>
  10. #include <boost/type_traits/is_reference.hpp>
  11. #include <boost/type_traits/is_void.hpp>
  12. #include <boost/type_traits/is_function.hpp>
  13. namespace boost {
  14. template <class T> struct is_object
  15. : public
  16. integral_constant<
  17. bool,
  18. ! ::boost::is_reference<T>::value && ! ::boost::is_void<T>::value && ! ::boost::is_function<T>::value >
  19. {};
  20. } // namespace boost
  21. #endif // BOOST_TT_IS_OBJECT_HPP_INCLUDED