ceph/src/boost/boost/mpl/aux_/preprocessed/mwcw/advance_backward.hpp

   1
   2 // Copyright Aleksey Gurtovoy 2000-2004
   3 //
   4 // Distributed under the Boost Software License, Version 1.0.
   5 // (See accompanying file LICENSE_1_0.txt or copy at
   6 // http://www.boost.org/LICENSE_1_0.txt)
   7 //
   8
   9 // Preprocessed version of "boost/mpl/aux_/advance_backward.hpp" header
  10 // -- DO NOT modify by hand!
  11
  12 namespace boost { namespace mpl { namespace aux {
  13
  14 template< long N > struct advance_backward;
  15 template<>
  16 struct advance_backward<0>
  17 {
  18     template< typename Iterator > struct apply
  19     {
  20         typedef Iterator iter0;
  21         typedef iter0 type;
  22     };
  23 };
  24
  25 template<>
  26 struct advance_backward<1>
  27 {
  28     template< typename Iterator > struct apply
  29     {
  30         typedef Iterator iter0;
  31         typedef typename prior<iter0>::type iter1;
  32         typedef iter1 type;
  33     };
  34 };
  35
  36 template<>
  37 struct advance_backward<2>
  38 {
  39     template< typename Iterator > struct apply
  40     {
  41         typedef Iterator iter0;
  42         typedef typename prior<iter0>::type iter1;
  43         typedef typename prior<iter1>::type iter2;
  44         typedef iter2 type;
  45     };
  46 };
  47
  48 template<>
  49 struct advance_backward<3>
  50 {
  51     template< typename Iterator > struct apply
  52     {
  53         typedef Iterator iter0;
  54         typedef typename prior<iter0>::type iter1;
  55         typedef typename prior<iter1>::type iter2;
  56         typedef typename prior<iter2>::type iter3;
  57         typedef iter3 type;
  58     };
  59 };
  60
  61 template<>
  62 struct advance_backward<4>
  63 {
  64     template< typename Iterator > struct apply
  65     {
  66         typedef Iterator iter0;
  67         typedef typename prior<iter0>::type iter1;
  68         typedef typename prior<iter1>::type iter2;
  69         typedef typename prior<iter2>::type iter3;
  70         typedef typename prior<iter3>::type iter4;
  71         typedef iter4 type;
  72     };
  73 };
  74
  75 template< long N >
  76 struct advance_backward
  77 {
  78     template< typename Iterator > struct apply
  79     {
  80         typedef typename apply_wrap1<
  81               advance_backward<4>
  82             , Iterator
  83             >::type chunk_result_;
  84
  85         typedef typename apply_wrap1<
  86               advance_backward<(
  87                 (N - 4) < 0
  88                     ? 0
  89                     : N - 4
  90                     )>
  91             , chunk_result_
  92             >::type type;
  93     };
  94 };
  95
  96 }}}
  97