enum_shifted_params.hpp 1.8 KB

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  1. # /* Copyright (C) 2001
  2. # * Housemarque Oy
  3. # * http://www.housemarque.com
  4. # *
  5. # * Distributed under the Boost Software License, Version 1.0. (See
  6. # * accompanying file LICENSE_1_0.txt or copy at
  7. # * http://www.boost.org/LICENSE_1_0.txt)
  8. # */
  9. #
  10. # /* Revised by Paul Mensonides (2002) */
  11. #
  12. # /* See http://www.boost.org for most recent version. */
  13. #
  14. # ifndef BOOST_PREPROCESSOR_REPETITION_ENUM_SHIFTED_PARAMS_HPP
  15. # define BOOST_PREPROCESSOR_REPETITION_ENUM_SHIFTED_PARAMS_HPP
  16. #
  17. # include <boost/preprocessor/arithmetic/dec.hpp>
  18. # include <boost/preprocessor/arithmetic/inc.hpp>
  19. # include <boost/preprocessor/cat.hpp>
  20. # include <boost/preprocessor/config/config.hpp>
  21. # include <boost/preprocessor/punctuation/comma_if.hpp>
  22. # include <boost/preprocessor/repetition/repeat.hpp>
  23. #
  24. # /* BOOST_PP_ENUM_SHIFTED_PARAMS */
  25. #
  26. # if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
  27. # define BOOST_PP_ENUM_SHIFTED_PARAMS(count, param) BOOST_PP_REPEAT(BOOST_PP_DEC(count), BOOST_PP_ENUM_SHIFTED_PARAMS_M, param)
  28. # else
  29. # define BOOST_PP_ENUM_SHIFTED_PARAMS(count, param) BOOST_PP_ENUM_SHIFTED_PARAMS_I(count, param)
  30. # define BOOST_PP_ENUM_SHIFTED_PARAMS_I(count, param) BOOST_PP_REPEAT(BOOST_PP_DEC(count), BOOST_PP_ENUM_SHIFTED_PARAMS_M, param)
  31. # endif
  32. #
  33. # define BOOST_PP_ENUM_SHIFTED_PARAMS_M(z, n, param) BOOST_PP_COMMA_IF(n) BOOST_PP_CAT(param, BOOST_PP_INC(n))
  34. #
  35. # /* BOOST_PP_ENUM_SHIFTED_PARAMS_Z */
  36. #
  37. # if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
  38. # define BOOST_PP_ENUM_SHIFTED_PARAMS_Z(z, count, param) BOOST_PP_REPEAT_ ## z(BOOST_PP_DEC(count), BOOST_PP_ENUM_SHIFTED_PARAMS_M, param)
  39. # else
  40. # define BOOST_PP_ENUM_SHIFTED_PARAMS_Z(z, count, param) BOOST_PP_ENUM_SHIFTED_PARAMS_Z_I(z, count, param)
  41. # define BOOST_PP_ENUM_SHIFTED_PARAMS_Z_I(z, count, param) BOOST_PP_REPEAT_ ## z(BOOST_PP_DEC(count), BOOST_PP_ENUM_SHIFTED_PARAMS_M, param)
  42. # endif
  43. #
  44. # endif