mpl/aux_/preprocessor/enum.hpp

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#ifndef BOOST_MPL_AUX_PREPROCESSOR_ENUM_HPP_INCLUDED
#define BOOST_MPL_AUX_PREPROCESSOR_ENUM_HPP_INCLUDED
 
// Copyright Aleksey Gurtovoy 2000-2004
//
// Distributed under the Boost Software License, Version 1.0. 
// (See accompanying file LICENSE_1_0.txt or copy at 
// http://www.boost.org/LICENSE_1_0.txt)
//
// See http://www.boost.org/libs/mpl for documentation.
 
// $Id: enum.hpp 13472 2017-08-22 07:53:44Z richean $
// $Date: 2017-08-22 09:53:44 +0200 (Di, 22 Aug 2017) $
// $Revision: 13472 $
 
#include <boost/mpl/aux_/config/preprocessor.hpp>
 
// BOOST_MPL_PP_ENUM(0,int): <nothing>
// BOOST_MPL_PP_ENUM(1,int): int
// BOOST_MPL_PP_ENUM(2,int): int, int
// BOOST_MPL_PP_ENUM(n,int): int, int, .., int
 
#if !defined(BOOST_MPL_CFG_NO_OWN_PP_PRIMITIVES)
 
#   include <boost/preprocessor/cat.hpp>
 
#   define BOOST_MPL_PP_ENUM(n, param) \
    BOOST_PP_CAT(BOOST_MPL_PP_ENUM_,n)(param) \
    
    
#   define BOOST_MPL_PP_ENUM_0(p)
#   define BOOST_MPL_PP_ENUM_1(p) p
#   define BOOST_MPL_PP_ENUM_2(p) p,p
#   define BOOST_MPL_PP_ENUM_3(p) p,p,p
#   define BOOST_MPL_PP_ENUM_4(p) p,p,p,p
#   define BOOST_MPL_PP_ENUM_5(p) p,p,p,p,p
#   define BOOST_MPL_PP_ENUM_6(p) p,p,p,p,p,p
#   define BOOST_MPL_PP_ENUM_7(p) p,p,p,p,p,p,p
#   define BOOST_MPL_PP_ENUM_8(p) p,p,p,p,p,p,p,p
#   define BOOST_MPL_PP_ENUM_9(p) p,p,p,p,p,p,p,p,p
 
#else
 
#   include <boost/preprocessor/comma_if.hpp>
#   include <boost/preprocessor/repeat.hpp>
 
#   define BOOST_MPL_PP_AUX_ENUM_FUNC(unused, i, param) \
    BOOST_PP_COMMA_IF(i) param \
    
 
#   define BOOST_MPL_PP_ENUM(n, param) \
    BOOST_PP_REPEAT( \
          n \
        , BOOST_MPL_PP_AUX_ENUM_FUNC \
        , param \
        ) \
    
 
#endif
 
#endif // BOOST_MPL_AUX_PREPROCESSOR_ENUM_HPP_INCLUDED