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Diffstat (limited to '3rdParty/Boost/src/boost/pointee.hpp')
| -rw-r--r-- | 3rdParty/Boost/src/boost/pointee.hpp | 74 | 
1 files changed, 74 insertions, 0 deletions
| diff --git a/3rdParty/Boost/src/boost/pointee.hpp b/3rdParty/Boost/src/boost/pointee.hpp new file mode 100644 index 0000000..9794b8e --- /dev/null +++ b/3rdParty/Boost/src/boost/pointee.hpp @@ -0,0 +1,74 @@ +#ifndef POINTEE_DWA200415_HPP +# define POINTEE_DWA200415_HPP + +// +// Copyright David Abrahams 2004. Use, modification and distribution is +// 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) +// +// typename pointee<P>::type provides the pointee type of P. +// +// For example, it is T for T* and X for shared_ptr<X>. +// +// http://www.boost.org/libs/iterator/doc/pointee.html +// + +# include <boost/detail/is_incrementable.hpp> +# include <boost/iterator/iterator_traits.hpp> +# include <boost/type_traits/add_const.hpp> +# include <boost/type_traits/remove_cv.hpp> +# include <boost/mpl/if.hpp> +# include <boost/mpl/eval_if.hpp> + +namespace boost {  + +namespace detail +{ +  template <class P> +  struct smart_ptr_pointee +  { +      typedef typename P::element_type type; +  }; + +  template <class Iterator> +  struct iterator_pointee +  { +      typedef typename iterator_traits<Iterator>::value_type value_type; +       +      struct impl +      { +          template <class T> +          static char test(T const&); +           +          static char (& test(value_type&) )[2]; +           +          static Iterator& x; +      }; +       +      BOOST_STATIC_CONSTANT(bool, is_constant = sizeof(impl::test(*impl::x)) == 1); +       +      typedef typename mpl::if_c< +#  if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x551)) +          ::boost::detail::iterator_pointee<Iterator>::is_constant +#  else +          is_constant +#  endif  +        , typename add_const<value_type>::type +        , value_type +      >::type type; +  }; +} + +template <class P> +struct pointee +  : mpl::eval_if< +        detail::is_incrementable<P> +      , detail::iterator_pointee<P> +      , detail::smart_ptr_pointee<P> +    > +{ +}; +   +} // namespace boost + +#endif // POINTEE_DWA200415_HPP | 
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