ceph/src/boost/boost/mpl/aux_/preprocessor/default_params.hpp

   1
   2 #ifndef BOOST_MPL_AUX_PREPROCESSOR_DEFAULT_PARAMS_HPP_INCLUDED
   3 #define BOOST_MPL_AUX_PREPROCESSOR_DEFAULT_PARAMS_HPP_INCLUDED
   4
   5 // Copyright Aleksey Gurtovoy 2002-2004
   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 #include <boost/mpl/aux_/config/preprocessor.hpp>
  18
  19 // BOOST_MPL_PP_DEFAULT_PARAMS(0,T,int): <nothing>
  20 // BOOST_MPL_PP_DEFAULT_PARAMS(1,T,int): T1 = int
  21 // BOOST_MPL_PP_DEFAULT_PARAMS(2,T,int): T1 = int, T2 = int
  22 // BOOST_MPL_PP_DEFAULT_PARAMS(n,T,int): T1 = int, T2 = int, .., Tn = int
  23
  24 #if !defined(BOOST_MPL_CFG_NO_OWN_PP_PRIMITIVES)
  25
  26 #   include <boost/preprocessor/cat.hpp>
  27
  28 #   define BOOST_MPL_PP_DEFAULT_PARAMS(n,p,v) \
  29     BOOST_PP_CAT(BOOST_MPL_PP_DEFAULT_PARAMS_,n)(p,v) \
  30     /**/
  31
  32 #   define BOOST_MPL_PP_DEFAULT_PARAMS_0(p,v)
  33 #   define BOOST_MPL_PP_DEFAULT_PARAMS_1(p,v) p##1=v
  34 #   define BOOST_MPL_PP_DEFAULT_PARAMS_2(p,v) p##1=v,p##2=v
  35 #   define BOOST_MPL_PP_DEFAULT_PARAMS_3(p,v) p##1=v,p##2=v,p##3=v
  36 #   define BOOST_MPL_PP_DEFAULT_PARAMS_4(p,v) p##1=v,p##2=v,p##3=v,p##4=v
  37 #   define BOOST_MPL_PP_DEFAULT_PARAMS_5(p,v) p##1=v,p##2=v,p##3=v,p##4=v,p##5=v
  38 #   define BOOST_MPL_PP_DEFAULT_PARAMS_6(p,v) p##1=v,p##2=v,p##3=v,p##4=v,p##5=v,p##6=v
  39 #   define BOOST_MPL_PP_DEFAULT_PARAMS_7(p,v) p##1=v,p##2=v,p##3=v,p##4=v,p##5=v,p##6=v,p##7=v
  40 #   define BOOST_MPL_PP_DEFAULT_PARAMS_8(p,v) p##1=v,p##2=v,p##3=v,p##4=v,p##5=v,p##6=v,p##7=v,p##8=v
  41 #   define BOOST_MPL_PP_DEFAULT_PARAMS_9(p,v) p##1=v,p##2=v,p##3=v,p##4=v,p##5=v,p##6=v,p##7=v,p##8=v,p##9=v
  42
  43 #else
  44
  45 #   include <boost/preprocessor/tuple/elem.hpp>
  46 #   include <boost/preprocessor/comma_if.hpp>
  47 #   include <boost/preprocessor/repeat.hpp>
  48 #   include <boost/preprocessor/inc.hpp>
  49 #   include <boost/preprocessor/cat.hpp>
  50
  51 #   define BOOST_MPL_PP_AUX_DEFAULT_PARAM_FUNC(unused, i, pv) \
  52     BOOST_PP_COMMA_IF(i) \
  53     BOOST_PP_CAT( BOOST_PP_TUPLE_ELEM(2,0,pv), BOOST_PP_INC(i) ) \
  54         = BOOST_PP_TUPLE_ELEM(2,1,pv) \
  55     /**/
  56
  57 #   define BOOST_MPL_PP_DEFAULT_PARAMS(n, param, value) \
  58     BOOST_PP_REPEAT( \
  59           n \
  60         , BOOST_MPL_PP_AUX_DEFAULT_PARAM_FUNC \
  61         , (param,value) \
  62         ) \
  63     /**/
  64
  65 #endif
  66
  67 #endif // BOOST_MPL_AUX_PREPROCESSOR_DEFAULT_PARAMS_HPP_INCLUDED