compiler/boost/preprocessor/repetition/enum_trailing.hpp

   1 # /* **************************************************************************
   2 #  *                                                                          *
   3 #  *     (C) Copyright Paul Mensonides 2002.
   4 #  *     Distributed under the Boost Software License, Version 1.0. (See
   5 #  *     accompanying file LICENSE_1_0.txt or copy at
   6 #  *     http://www.boost.org/LICENSE_1_0.txt)
   7 #  *                                                                          *
   8 #  ************************************************************************** */
   9 #
  10 # /* See http://www.boost.org for most recent version. */
  11 #
  12 # ifndef BOOST_PREPROCESSOR_REPETITION_ENUM_TRAILING_HPP
  13 # define BOOST_PREPROCESSOR_REPETITION_ENUM_TRAILING_HPP
  14 #
  15 # include <boost/preprocessor/cat.hpp>
  16 # include <boost/preprocessor/config/config.hpp>
  17 # include <boost/preprocessor/debug/error.hpp>
  18 # include <boost/preprocessor/detail/auto_rec.hpp>
  19 # include <boost/preprocessor/repetition/repeat.hpp>
  20 # include <boost/preprocessor/tuple/elem.hpp>
  21 # include <boost/preprocessor/tuple/rem.hpp>
  22 #
  23 # /* BOOST_PP_ENUM_TRAILING */
  24 #
  25 # if 0
  26 #    define BOOST_PP_ENUM_TRAILING(count, macro, data)
  27 # endif
  28 #
  29 # define BOOST_PP_ENUM_TRAILING BOOST_PP_CAT(BOOST_PP_ENUM_TRAILING_, BOOST_PP_AUTO_REC(BOOST_PP_REPEAT_P, 4))
  30 #
  31 # if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
  32 #    define BOOST_PP_ENUM_TRAILING_1(c, m, d) BOOST_PP_REPEAT_1(c, BOOST_PP_ENUM_TRAILING_M_1, (m, d))
  33 #    define BOOST_PP_ENUM_TRAILING_2(c, m, d) BOOST_PP_REPEAT_2(c, BOOST_PP_ENUM_TRAILING_M_2, (m, d))
  34 #    define BOOST_PP_ENUM_TRAILING_3(c, m, d) BOOST_PP_REPEAT_3(c, BOOST_PP_ENUM_TRAILING_M_3, (m, d))
  35 # else
  36 #    define BOOST_PP_ENUM_TRAILING_1(c, m, d) BOOST_PP_ENUM_TRAILING_1_I(c, m, d)
  37 #    define BOOST_PP_ENUM_TRAILING_2(c, m, d) BOOST_PP_ENUM_TRAILING_2_I(c, m, d)
  38 #    define BOOST_PP_ENUM_TRAILING_3(c, m, d) BOOST_PP_ENUM_TRAILING_3_I(c, m, d)
  39 #    define BOOST_PP_ENUM_TRAILING_1_I(c, m, d) BOOST_PP_REPEAT_1(c, BOOST_PP_ENUM_TRAILING_M_1, (m, d))
  40 #    define BOOST_PP_ENUM_TRAILING_2_I(c, m, d) BOOST_PP_REPEAT_2(c, BOOST_PP_ENUM_TRAILING_M_2, (m, d))
  41 #    define BOOST_PP_ENUM_TRAILING_3_I(c, m, d) BOOST_PP_REPEAT_3(c, BOOST_PP_ENUM_TRAILING_M_3, (m, d))
  42 # endif
  43 #
  44 # define BOOST_PP_ENUM_TRAILING_4(c, m, d) BOOST_PP_ERROR(0x0003)
  45 #
  46 # if BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_STRICT()
  47 #    define BOOST_PP_ENUM_TRAILING_M_1(z, n, md) BOOST_PP_ENUM_TRAILING_M_1_IM(z, n, BOOST_PP_TUPLE_REM_2 md)
  48 #    define BOOST_PP_ENUM_TRAILING_M_2(z, n, md) BOOST_PP_ENUM_TRAILING_M_2_IM(z, n, BOOST_PP_TUPLE_REM_2 md)
  49 #    define BOOST_PP_ENUM_TRAILING_M_3(z, n, md) BOOST_PP_ENUM_TRAILING_M_3_IM(z, n, BOOST_PP_TUPLE_REM_2 md)
  50 #    define BOOST_PP_ENUM_TRAILING_M_1_IM(z, n, im) BOOST_PP_ENUM_TRAILING_M_1_I(z, n, im)
  51 #    define BOOST_PP_ENUM_TRAILING_M_2_IM(z, n, im) BOOST_PP_ENUM_TRAILING_M_2_I(z, n, im)
  52 #    define BOOST_PP_ENUM_TRAILING_M_3_IM(z, n, im) BOOST_PP_ENUM_TRAILING_M_3_I(z, n, im)
  53 # else
  54 #    define BOOST_PP_ENUM_TRAILING_M_1(z, n, md) BOOST_PP_ENUM_TRAILING_M_1_I(z, n, BOOST_PP_TUPLE_ELEM(2, 0, md), BOOST_PP_TUPLE_ELEM(2, 1, md))
  55 #    define BOOST_PP_ENUM_TRAILING_M_2(z, n, md) BOOST_PP_ENUM_TRAILING_M_2_I(z, n, BOOST_PP_TUPLE_ELEM(2, 0, md), BOOST_PP_TUPLE_ELEM(2, 1, md))
  56 #    define BOOST_PP_ENUM_TRAILING_M_3(z, n, md) BOOST_PP_ENUM_TRAILING_M_3_I(z, n, BOOST_PP_TUPLE_ELEM(2, 0, md), BOOST_PP_TUPLE_ELEM(2, 1, md))
  57 # endif
  58 #
  59 # define BOOST_PP_ENUM_TRAILING_M_1_I(z, n, m, d) , m(z, n, d)
  60 # define BOOST_PP_ENUM_TRAILING_M_2_I(z, n, m, d) , m(z, n, d)
  61 # define BOOST_PP_ENUM_TRAILING_M_3_I(z, n, m, d) , m(z, n, d)
  62 #
  63 # endif