/extlibs/Boost/include/boost/mpl/O1_size.hpp

https://bitbucket.org/hugoruscitti/pilascpp · C++ Header · 40 lines · 20 code · 9 blank · 11 comment · 0 complexity · 8bdcf3a35d7962b48f3b11bb0642c957 MD5 · raw file 

    

  1. #ifndef BOOST_MPL_O1_SIZE_HPP_INCLUDED
    2. 

  2. #define BOOST_MPL_O1_SIZE_HPP_INCLUDED
    3. 

  3. 

  4. // Copyright Aleksey Gurtovoy 2000-2004
    5. 

  5. //
    6. 

  6. // Distributed under the Boost Software License, Version 1.0. 
    7. 

  7. // (See accompanying file LICENSE_1_0.txt or copy at 
    8. 

  8. // http://www.boost.org/LICENSE_1_0.txt)
    9. 

  9. //
    10. 

  10. // See http://www.boost.org/libs/mpl for documentation.
    11. 

  11. 

  12. // $Id: O1_size.hpp 49267 2008-10-11 06:19:02Z agurtovoy $
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  13. // $Date: 2008-10-11 02:19:02 -0400 (Sat, 11 Oct 2008) $
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  14. // $Revision: 49267 $
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  15. 

  16. #include <boost/mpl/O1_size_fwd.hpp>
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  17. #include <boost/mpl/sequence_tag.hpp>
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  18. #include <boost/mpl/aux_/O1_size_impl.hpp>
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  19. #include <boost/mpl/aux_/na_spec.hpp>
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  20. #include <boost/mpl/aux_/lambda_support.hpp>
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  21. 

  22. namespace boost { namespace mpl {
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  23. 

  24. // returns sequence size if it's an O(1) operation; otherwise returns -1
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  25. template<
    26. 

  26.       typename BOOST_MPL_AUX_NA_PARAM(Sequence)
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  27.     >
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  28. struct O1_size
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  29.     : O1_size_impl< typename sequence_tag<Sequence>::type >
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  30.         ::template apply< Sequence >
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  31. {
    32. 

  32.     BOOST_MPL_AUX_LAMBDA_SUPPORT(1, O1_size, (Sequence))
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  33. };
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  34. 

  35. BOOST_MPL_AUX_NA_SPEC(1, O1_size)
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  36. 

  37. }}
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  38. 

  39. #endif // BOOST_MPL_O1_SIZE_HPP_INCLUDED
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