2 #ifndef BOOST_MPL_AUX_TRANSFORM_ITER_HPP_INCLUDED
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3 #define BOOST_MPL_AUX_TRANSFORM_ITER_HPP_INCLUDED
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5 // Copyright Aleksey Gurtovoy 2000-2004
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7 // Distributed under the Boost Software License, Version 1.0.
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8 // (See accompanying file LICENSE_1_0.txt or copy at
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9 // http://www.boost.org/LICENSE_1_0.txt)
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11 // See http://www.boost.org/libs/mpl for documentation.
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13 // $Id: transform_iter.hpp 49267 2008-10-11 06:19:02Z agurtovoy $
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14 // $Date: 2008-10-11 02:19:02 -0400 (Sat, 11 Oct 2008) $
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15 // $Revision: 49267 $
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17 #include <boost/mpl/apply.hpp>
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18 #include <boost/mpl/iterator_tags.hpp>
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19 #include <boost/mpl/next.hpp>
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20 #include <boost/mpl/deref.hpp>
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21 #include <boost/mpl/aux_/lambda_spec.hpp>
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22 #include <boost/mpl/aux_/config/ctps.hpp>
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23 #include <boost/type_traits/is_same.hpp>
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25 namespace boost { namespace mpl {
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29 #if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
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33 , typename LastIterator
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36 struct transform_iter
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38 typedef Iterator base;
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39 typedef forward_iterator_tag category;
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40 typedef transform_iter< typename mpl::next<base>::type,LastIterator,F > next;
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42 typedef typename apply1<
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44 , typename deref<base>::type
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49 typename LastIterator
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52 struct transform_iter< LastIterator,LastIterator,F >
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54 typedef LastIterator base;
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55 typedef forward_iterator_tag category;
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62 , typename LastIterator
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65 struct transform_iter;
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68 struct transform_iter_impl
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72 , typename LastIterator
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77 typedef Iterator base;
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78 typedef forward_iterator_tag category;
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79 typedef transform_iter< typename mpl::next<Iterator>::type,LastIterator,F > next;
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81 typedef typename apply1<
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83 , typename deref<Iterator>::type
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89 struct transform_iter_impl<true>
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93 , typename LastIterator
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98 typedef Iterator base;
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99 typedef forward_iterator_tag category;
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105 , typename LastIterator
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108 struct transform_iter
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109 : transform_iter_impl<
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110 ::boost::is_same<Iterator,LastIterator>::value
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111 >::template result_< Iterator,LastIterator,F >
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115 #endif // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
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119 BOOST_MPL_AUX_PASS_THROUGH_LAMBDA_SPEC(3, aux::transform_iter)
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123 #endif // BOOST_MPL_AUX_TRANSFORM_ITER_HPP_INCLUDED
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