cat.hpp 1018 B

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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_CAT_HPP
  15. # define BOOST_PREPROCESSOR_CAT_HPP
  16. #
  17. # include <boost/preprocessor/config/config.hpp>
  18. #
  19. # /* BOOST_PP_CAT */
  20. #
  21. # if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_MWCC()
  22. # define BOOST_PP_CAT(a, b) BOOST_PP_CAT_I(a, b)
  23. # else
  24. # define BOOST_PP_CAT(a, b) BOOST_PP_CAT_OO((a, b))
  25. # define BOOST_PP_CAT_OO(par) BOOST_PP_CAT_I ## par
  26. # endif
  27. #
  28. # if (~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_MSVC()) || (defined(__INTEL_COMPILER) && __INTEL_COMPILER >= 1700)
  29. # define BOOST_PP_CAT_I(a, b) a ## b
  30. # else
  31. # define BOOST_PP_CAT_I(a, b) BOOST_PP_CAT_II(~, a ## b)
  32. # define BOOST_PP_CAT_II(p, res) res
  33. # endif
  34. #
  35. # endif