epoc32/include/stdapis/boost/mpl/set/aux_/iterator.hpp
branchSymbian3
changeset 4 837f303aceeb
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/epoc32/include/stdapis/boost/mpl/set/aux_/iterator.hpp	Wed Mar 31 12:33:34 2010 +0100
     1.3 @@ -0,0 +1,97 @@
     1.4 +
     1.5 +#ifndef BOOST_MPL_SET_AUX_ITERATOR_HPP_INCLUDED
     1.6 +#define BOOST_MPL_SET_AUX_ITERATOR_HPP_INCLUDED
     1.7 +
     1.8 +// Copyright Aleksey Gurtovoy 2003-2004
     1.9 +// Copyright David Abrahams 2003-2004
    1.10 +//
    1.11 +// Distributed under the Boost Software License, Version 1.0. 
    1.12 +// (See accompanying file LICENSE_1_0.txt or copy at 
    1.13 +// http://www.boost.org/LICENSE_1_0.txt)
    1.14 +//
    1.15 +// See http://www.boost.org/libs/mpl for documentation.
    1.16 +
    1.17 +// $Source: /cvsroot/boost/boost/boost/mpl/set/aux_/iterator.hpp,v $
    1.18 +// $Date: 2005/06/18 22:03:09 $
    1.19 +// $Revision: 1.4 $
    1.20 +
    1.21 +#include <boost/mpl/set/aux_/set0.hpp>
    1.22 +#include <boost/mpl/has_key.hpp>
    1.23 +#include <boost/mpl/iterator_tags.hpp>
    1.24 +#include <boost/mpl/next.hpp>
    1.25 +#include <boost/mpl/eval_if.hpp>
    1.26 +#include <boost/mpl/if.hpp>
    1.27 +#include <boost/mpl/identity.hpp>
    1.28 +#include <boost/mpl/aux_/config/ctps.hpp>
    1.29 +
    1.30 +namespace boost { namespace mpl {
    1.31 +
    1.32 +// used by 's_iter_impl'
    1.33 +template< typename Set, typename Tail > struct s_iter;
    1.34 +
    1.35 +template< typename Set, typename Tail > struct s_iter_impl
    1.36 +{
    1.37 +    typedef Tail                        tail_;
    1.38 +    typedef forward_iterator_tag        category;
    1.39 +    typedef typename Tail::item_::type  type;
    1.40 +
    1.41 +#if defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
    1.42 +    typedef typename eval_if< 
    1.43 +          has_key< Set,typename Tail::next_::type >
    1.44 +        , identity< s_iter<Set,typename Tail::next_> >
    1.45 +        , next< s_iter<Set,typename Tail::next_> >
    1.46 +        >::type next;        
    1.47 +#endif
    1.48 +};
    1.49 +
    1.50 +#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
    1.51 +
    1.52 +template< typename Set, typename Tail > 
    1.53 +struct next< s_iter<Set,Tail> >
    1.54 +    : eval_if< 
    1.55 +          has_key< Set,typename Tail::next_::type >
    1.56 +        , identity< s_iter<Set,typename Tail::next_> >
    1.57 +        , next< s_iter<Set,typename Tail::next_> >
    1.58 +        >
    1.59 +{
    1.60 +};
    1.61 +
    1.62 +template< typename Set > 
    1.63 +struct next< s_iter<Set,set0<> > >
    1.64 +{
    1.65 +    typedef s_iter<Set,set0<> > type;
    1.66 +};
    1.67 +
    1.68 +template< typename Set, typename Tail > struct s_iter
    1.69 +    : s_iter_impl<Set,Tail>
    1.70 +{
    1.71 +};
    1.72 +
    1.73 +template< typename Set > struct s_iter<Set, set0<> >
    1.74 +{
    1.75 +    typedef forward_iterator_tag category;
    1.76 +};
    1.77 +
    1.78 +#else
    1.79 +
    1.80 +template< typename Set >
    1.81 +struct s_end_iter
    1.82 +{
    1.83 +    typedef forward_iterator_tag    category;
    1.84 +    typedef s_iter<Set,set0<> >     next;
    1.85 +};
    1.86 +
    1.87 +template< typename Set, typename Tail > struct s_iter
    1.88 +    : if_< 
    1.89 +          is_same< Tail,set0<> >
    1.90 +        , s_end_iter<Set>
    1.91 +        , s_iter_impl<Set,Tail>
    1.92 +        >::type
    1.93 +{
    1.94 +};
    1.95 +
    1.96 +#endif // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
    1.97 +
    1.98 +}}
    1.99 +
   1.100 +#endif // BOOST_MPL_SET_AUX_ITERATOR_HPP_INCLUDED