enum_shifted.hpp 3.6 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_HPP
  15. # define BOOST_PREPROCESSOR_REPETITION_ENUM_SHIFTED_HPP
  16. #
  17. # include <boost/preprocessor/cat.hpp>
  18. # include <boost/preprocessor/arithmetic/dec.hpp>
  19. # include <boost/preprocessor/arithmetic/inc.hpp>
  20. # include <boost/preprocessor/config/config.hpp>
  21. # include <boost/preprocessor/debug/error.hpp>
  22. # include <boost/preprocessor/detail/auto_rec.hpp>
  23. # include <boost/preprocessor/punctuation/comma_if.hpp>
  24. # include <boost/preprocessor/repetition/repeat.hpp>
  25. # include <boost/preprocessor/tuple/elem.hpp>
  26. # include <boost/preprocessor/tuple/rem.hpp>
  27. #
  28. # /* BOOST_PP_ENUM_SHIFTED */
  29. #
  30. # if 0
  31. # define BOOST_PP_ENUM_SHIFTED(count, macro, data)
  32. # endif
  33. #
  34. # define BOOST_PP_ENUM_SHIFTED BOOST_PP_CAT(BOOST_PP_ENUM_SHIFTED_, BOOST_PP_AUTO_REC(BOOST_PP_REPEAT_P, 4))
  35. #
  36. # if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
  37. # define BOOST_PP_ENUM_SHIFTED_1(c, m, d) BOOST_PP_REPEAT_1(BOOST_PP_DEC(c), BOOST_PP_ENUM_SHIFTED_M_1, (m, d))
  38. # define BOOST_PP_ENUM_SHIFTED_2(c, m, d) BOOST_PP_REPEAT_2(BOOST_PP_DEC(c), BOOST_PP_ENUM_SHIFTED_M_2, (m, d))
  39. # define BOOST_PP_ENUM_SHIFTED_3(c, m, d) BOOST_PP_REPEAT_3(BOOST_PP_DEC(c), BOOST_PP_ENUM_SHIFTED_M_3, (m, d))
  40. # else
  41. # define BOOST_PP_ENUM_SHIFTED_1(c, m, d) BOOST_PP_ENUM_SHIFTED_1_I(c, m, d)
  42. # define BOOST_PP_ENUM_SHIFTED_2(c, m, d) BOOST_PP_ENUM_SHIFTED_1_2(c, m, d)
  43. # define BOOST_PP_ENUM_SHIFTED_3(c, m, d) BOOST_PP_ENUM_SHIFTED_1_3(c, m, d)
  44. # define BOOST_PP_ENUM_SHIFTED_1_I(c, m, d) BOOST_PP_REPEAT_1(BOOST_PP_DEC(c), BOOST_PP_ENUM_SHIFTED_M_1, (m, d))
  45. # define BOOST_PP_ENUM_SHIFTED_2_I(c, m, d) BOOST_PP_REPEAT_2(BOOST_PP_DEC(c), BOOST_PP_ENUM_SHIFTED_M_2, (m, d))
  46. # define BOOST_PP_ENUM_SHIFTED_3_I(c, m, d) BOOST_PP_REPEAT_3(BOOST_PP_DEC(c), BOOST_PP_ENUM_SHIFTED_M_3, (m, d))
  47. # endif
  48. #
  49. # define BOOST_PP_ENUM_SHIFTED_4(c, m, d) BOOST_PP_ERROR(0x0003)
  50. #
  51. # if BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_STRICT()
  52. # define BOOST_PP_ENUM_SHIFTED_M_1(z, n, md) BOOST_PP_ENUM_SHIFTED_M_1_IM(z, n, BOOST_PP_TUPLE_REM_2 md)
  53. # define BOOST_PP_ENUM_SHIFTED_M_2(z, n, md) BOOST_PP_ENUM_SHIFTED_M_2_IM(z, n, BOOST_PP_TUPLE_REM_2 md)
  54. # define BOOST_PP_ENUM_SHIFTED_M_3(z, n, md) BOOST_PP_ENUM_SHIFTED_M_3_IM(z, n, BOOST_PP_TUPLE_REM_2 md)
  55. # define BOOST_PP_ENUM_SHIFTED_M_1_IM(z, n, im) BOOST_PP_ENUM_SHIFTED_M_1_I(z, n, im)
  56. # define BOOST_PP_ENUM_SHIFTED_M_2_IM(z, n, im) BOOST_PP_ENUM_SHIFTED_M_2_I(z, n, im)
  57. # define BOOST_PP_ENUM_SHIFTED_M_3_IM(z, n, im) BOOST_PP_ENUM_SHIFTED_M_3_I(z, n, im)
  58. # else
  59. # define BOOST_PP_ENUM_SHIFTED_M_1(z, n, md) BOOST_PP_ENUM_SHIFTED_M_1_I(z, n, BOOST_PP_TUPLE_ELEM(2, 0, md), BOOST_PP_TUPLE_ELEM(2, 1, md))
  60. # define BOOST_PP_ENUM_SHIFTED_M_2(z, n, md) BOOST_PP_ENUM_SHIFTED_M_2_I(z, n, BOOST_PP_TUPLE_ELEM(2, 0, md), BOOST_PP_TUPLE_ELEM(2, 1, md))
  61. # define BOOST_PP_ENUM_SHIFTED_M_3(z, n, md) BOOST_PP_ENUM_SHIFTED_M_3_I(z, n, BOOST_PP_TUPLE_ELEM(2, 0, md), BOOST_PP_TUPLE_ELEM(2, 1, md))
  62. # endif
  63. #
  64. # define BOOST_PP_ENUM_SHIFTED_M_1_I(z, n, m, d) BOOST_PP_COMMA_IF(n) m(z, BOOST_PP_INC(n), d)
  65. # define BOOST_PP_ENUM_SHIFTED_M_2_I(z, n, m, d) BOOST_PP_COMMA_IF(n) m(z, BOOST_PP_INC(n), d)
  66. # define BOOST_PP_ENUM_SHIFTED_M_3_I(z, n, m, d) BOOST_PP_COMMA_IF(n) m(z, BOOST_PP_INC(n), d)
  67. #
  68. # endif