boost/range/iterator.hpp

   1 // Boost.Range library
   2 //
   3 //  Copyright Thorsten Ottosen 2003-2004. Use, modification and
   4 //  distribution is subject to the Boost Software License, Version
   5 //  1.0. (See accompanying file LICENSE_1_0.txt or copy at
   6 //  http://www.boost.org/LICENSE_1_0.txt)
   7 //
   8 // For more information, see http://www.boost.org/libs/range/
   9 //
  10
  11 #ifndef BOOST_RANGE_ITERATOR_HPP
  12 #define BOOST_RANGE_ITERATOR_HPP
  13
  14 #if defined(_MSC_VER) && (_MSC_VER >= 1020)
  15 # pragma once
  16 #endif
  17
  18 #include <boost/range/config.hpp>
  19 #include <boost/range/mutable_iterator.hpp>
  20 #include <boost/range/const_iterator.hpp>
  21 #include <boost/type_traits/is_const.hpp>
  22 #include <boost/type_traits/remove_const.hpp>
  23 #include <boost/mpl/eval_if.hpp>
  24
  25 namespace boost
  26 {
  27
  28 #if BOOST_WORKAROUND(BOOST_MSVC, == 1310)
  29
  30     namespace range_detail_vc7_1
  31     {
  32        template< typename C, typename Sig = void(C) >
  33        struct range_iterator
  34        {
  35            typedef BOOST_RANGE_DEDUCED_TYPENAME
  36                mpl::eval_if_c< is_const<C>::value,
  37                                range_const_iterator< typename remove_const<C>::type >,
  38                                range_mutable_iterator<C> >::type type;
  39        };
  40
  41        template< typename C, typename T >
  42        struct range_iterator< C, void(T[]) >
  43        {
  44            typedef T* type;
  45        };
  46     }
  47
  48 #endif
  49
  50     template< typename C >
  51     struct range_iterator
  52     {
  53 #if BOOST_WORKAROUND(BOOST_MSVC, == 1310)
  54
  55         typedef BOOST_RANGE_DEDUCED_TYPENAME
  56                range_detail_vc7_1::range_iterator<C>::type type;
  57
  58 #else
  59
  60         typedef BOOST_RANGE_DEDUCED_TYPENAME
  61             mpl::eval_if_c< is_const<C>::value,
  62                             range_const_iterator< typename remove_const<C>::type >,
  63                             range_mutable_iterator<C> >::type type;
  64
  65 #endif
  66     };
  67
  68 } // namespace boost
  69
  70 //#endif // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
  71
  72 #endif