ceph/src/boost/libs/mpl/include/boost/mpl/list/aux_/numbered.hpp

   1
   2 // NO INCLUDE GUARDS, THE HEADER IS INTENDED FOR MULTIPLE INCLUSION
   3
   4 // Copyright Peter Dimov 2000-2002
   5 // Copyright Aleksey Gurtovoy 2000-2004
   6 //
   7 // Distributed under the Boost Software License, Version 1.0.
   8 // (See accompanying file LICENSE_1_0.txt or copy at
   9 // http://www.boost.org/LICENSE_1_0.txt)
  10 //
  11 // See http://www.boost.org/libs/mpl for documentation.
  12
  13 // $Id$
  14 // $Date$
  15 // $Revision$
  16
  17 #if defined(BOOST_PP_IS_ITERATING)
  18
  19 #include <boost/preprocessor/enum_params.hpp>
  20 #include <boost/preprocessor/enum_shifted_params.hpp>
  21 #include <boost/preprocessor/dec.hpp>
  22 #include <boost/preprocessor/cat.hpp>
  23
  24 #define i BOOST_PP_FRAME_ITERATION(1)
  25
  26 #if i == 1
  27
  28 template<
  29       BOOST_PP_ENUM_PARAMS(i, typename T)
  30     >
  31 struct list1
  32     : l_item<
  33           long_<1>
  34         , T0
  35         , l_end
  36         >
  37 {
  38     typedef list1 type;
  39 };
  40
  41 #else
  42
  43 #   define MPL_AUX_LIST_TAIL(list, i, T) \
  44     BOOST_PP_CAT(list,BOOST_PP_DEC(i))< \
  45       BOOST_PP_ENUM_SHIFTED_PARAMS(i, T) \
  46     > \
  47     /**/
  48
  49 template<
  50       BOOST_PP_ENUM_PARAMS(i, typename T)
  51     >
  52 struct BOOST_PP_CAT(list,i)
  53     : l_item<
  54           long_<i>
  55         , T0
  56         , MPL_AUX_LIST_TAIL(list,i,T)
  57         >
  58 {
  59     typedef BOOST_PP_CAT(list,i) type;
  60 };
  61
  62 #   undef MPL_AUX_LIST_TAIL
  63
  64 #endif // i == 1
  65
  66 #undef i
  67
  68 #endif // BOOST_PP_IS_ITERATING