ceph/src/boost/libs/chrono/include/boost/chrono/detail/static_assert.hpp

   1 //  static_assert.hpp  --------------------------------------------------------------//
   2
   3 //  Copyright 2009-2010 Vicente J. Botet Escriba
   4
   5 //  Distributed under the Boost Software License, Version 1.0.
   6 //  See http://www.boost.org/LICENSE_1_0.txt
   7
   8
   9 #ifndef BOOST_CHRONO_DETAIL_STATIC_ASSERT_HPP
  10 #define BOOST_CHRONO_DETAIL_STATIC_ASSERT_HPP
  11
  12 #include <boost/chrono/config.hpp>
  13
  14 #ifndef BOOST_NO_CXX11_STATIC_ASSERT
  15 #define BOOST_CHRONO_STATIC_ASSERT(CND, MSG, TYPES) static_assert(CND,MSG)
  16 #elif defined(BOOST_CHRONO_USES_STATIC_ASSERT)
  17 #include <boost/static_assert.hpp>
  18 #define BOOST_CHRONO_STATIC_ASSERT(CND, MSG, TYPES) BOOST_STATIC_ASSERT(CND)
  19 #elif defined(BOOST_CHRONO_USES_MPL_ASSERT)
  20 #include <boost/mpl/assert.hpp>
  21 #include <boost/mpl/bool.hpp>
  22 #define BOOST_CHRONO_STATIC_ASSERT(CND, MSG, TYPES)                                 \
  23     BOOST_MPL_ASSERT_MSG(boost::mpl::bool_< (CND) >::type::value, MSG, TYPES)
  24 #else
  25 //~ #elif defined(BOOST_CHRONO_USES_ARRAY_ASSERT)
  26 #define BOOST_CHRONO_STATIC_ASSERT(CND, MSG, TYPES) static char BOOST_JOIN(boost_chrono_test_,__LINE__)[(CND)?1:-1]
  27 //~ #define BOOST_CHRONO_STATIC_ASSERT(CND, MSG, TYPES)
  28 #endif
  29
  30 #endif // BOOST_CHRONO_DETAIL_STATIC_ASSERT_HPP