ceph/src/boost/libs/vmd/include/boost/vmd/size.hpp

   1
   2 //  (C) Copyright Edward Diener 2011-2015
   3 //  Use, modification and distribution are subject to the Boost Software License,
   4 //  Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
   5 //  http://www.boost.org/LICENSE_1_0.txt).
   6
   7 #if !defined(BOOST_VMD_SIZE_HPP)
   8 #define BOOST_VMD_SIZE_HPP
   9
  10 #include <boost/vmd/detail/setup.hpp>
  11
  12 #if BOOST_PP_VARIADICS
  13
  14 #include <boost/vmd/detail/sequence_size.hpp>
  15
  16 /*
  17
  18   The succeeding comments in this file are in doxygen format.
  19
  20 */
  21
  22 /** \file
  23 */
  24
  25 /** \def BOOST_VMD_SIZE(sequence)
  26
  27     \brief Returns the size of a sequence.
  28
  29     sequence  = A sequence to test.
  30
  31     returns   = If the sequence is empty returns 0, else returns the number of elements
  32                 in the sequence.
  33
  34 */
  35
  36 #define BOOST_VMD_SIZE(sequence) \
  37     BOOST_VMD_DETAIL_SEQUENCE_SIZE(sequence) \
  38 /**/
  39
  40 /** \def BOOST_VMD_SIZE_D(d,sequence)
  41
  42     \brief Returns the size of a sequence. Re-entrant version.
  43
  44     d         = The next available BOOST_PP_WHILE iteration.
  45     sequence  = A sequence to test.
  46
  47     returns   = If the sequence is empty returns 0, else returns the number of elements
  48                 in the sequence.
  49
  50 */
  51
  52 #define BOOST_VMD_SIZE_D(d,sequence) \
  53     BOOST_VMD_DETAIL_SEQUENCE_SIZE_D(d,sequence) \
  54 /**/
  55
  56 #endif /* BOOST_PP_VARIADICS */
  57 #endif /* BOOST_VMD_SIZE_HPP */