ceph/src/boost/boost/contract/detail/assert.hpp

   1
   2 #ifndef BOOST_CONTRACT_DETAIL_ASSERT_HPP_
   3 #define BOOST_CONTRACT_DETAIL_ASSERT_HPP_
   4
   5 // Copyright (C) 2008-2018 Lorenzo Caminiti
   6 // Distributed under the Boost Software License, Version 1.0 (see accompanying
   7 // file LICENSE_1_0.txt or a copy at http://www.boost.org/LICENSE_1_0.txt).
   8 // See: http://www.boost.org/doc/libs/release/libs/contract/doc/html/index.html
   9
  10 #include <boost/contract/core/exception.hpp>
  11 #include <boost/contract/detail/noop.hpp>
  12 #include <boost/preprocessor/stringize.hpp>
  13
  14 // In detail because used by both ASSERT and CHECK.
  15 // Use ternary operator `?:` and no trailing `;` here to allow `if(...) ASSERT(
  16 // ...); else ...` (won't compile if expands using an if statement instead even
  17 // if wrapped by {}, and else won't compile if expands trailing `;`).
  18 #define BOOST_CONTRACT_DETAIL_ASSERT(cond) \
  19     /* no if-statement here */ \
  20     ((cond) ? \
  21         BOOST_CONTRACT_DETAIL_NOOP \
  22     : \
  23         throw boost::contract::assertion_failure( \
  24                 __FILE__, __LINE__, BOOST_PP_STRINGIZE(cond)) \
  25     ) /* no ; here */
  26
  27 #endif // #include guard
  28