ceph/src/boost/libs/vmd/include/boost/vmd/detail/is_number.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_DETAIL_IS_NUMBER_HPP)
   8 #define BOOST_VMD_DETAIL_IS_NUMBER_HPP
   9
  10 #include <boost/preprocessor/control/iif.hpp>
  11 #include <boost/vmd/identity.hpp>
  12 #include <boost/vmd/detail/equal_type.hpp>
  13 #include <boost/vmd/detail/identifier_type.hpp>
  14 #include <boost/vmd/detail/is_identifier.hpp>
  15 #include <boost/vmd/detail/number_registration.hpp>
  16
  17 #define BOOST_VMD_DETAIL_IS_NUMBER_TYPE(vseq) \
  18     BOOST_VMD_DETAIL_EQUAL_TYPE \
  19         ( \
  20         BOOST_VMD_TYPE_NUMBER, \
  21         BOOST_VMD_DETAIL_IDENTIFIER_TYPE(vseq) \
  22         ) \
  23 /**/
  24
  25 #define BOOST_VMD_DETAIL_IS_NUMBER(vseq) \
  26     BOOST_VMD_IDENTITY_RESULT \
  27         ( \
  28         BOOST_PP_IIF \
  29             ( \
  30             BOOST_VMD_DETAIL_IS_IDENTIFIER_SINGLE(vseq), \
  31             BOOST_VMD_DETAIL_IS_NUMBER_TYPE, \
  32             BOOST_VMD_IDENTITY(0) \
  33             ) \
  34         (vseq) \
  35         ) \
  36 /**/
  37
  38 #endif /* BOOST_VMD_DETAIL_IS_NUMBER_HPP */