ceph/src/boost/boost/asio/execution/bad_executor.hpp

   1 //
   2 // execution/bad_executor.hpp
   3 // ~~~~~~~~~~~~~~~~~~~~~~~~~~
   4 //
   5 // Copyright (c) 2003-2020 Christopher M. Kohlhoff (chris at kohlhoff dot com)
   6 //
   7 // Distributed under the Boost Software License, Version 1.0. (See accompanying
   8 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   9 //
  10
  11 #ifndef BOOST_ASIO_EXECUTION_BAD_EXECUTOR_HPP
  12 #define BOOST_ASIO_EXECUTION_BAD_EXECUTOR_HPP
  13
  14 #if defined(_MSC_VER) && (_MSC_VER >= 1200)
  15 # pragma once
  16 #endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
  17
  18 #include <boost/asio/detail/config.hpp>
  19 #include <exception>
  20 #include <boost/asio/detail/push_options.hpp>
  21
  22 namespace boost {
  23 namespace asio {
  24 namespace execution {
  25
  26 /// Exception thrown when trying to access an empty polymorphic executor.
  27 class bad_executor
  28   : public std::exception
  29 {
  30 public:
  31   /// Constructor.
  32   BOOST_ASIO_DECL bad_executor() BOOST_ASIO_NOEXCEPT;
  33
  34   /// Obtain message associated with exception.
  35   BOOST_ASIO_DECL virtual const char* what() const
  36     BOOST_ASIO_NOEXCEPT_OR_NOTHROW;
  37 };
  38
  39 } // namespace execution
  40 } // namespace asio
  41 } // namespace boost
  42
  43 #include <boost/asio/detail/pop_options.hpp>
  44
  45 #if defined(BOOST_ASIO_HEADER_ONLY)
  46 # include <boost/asio/execution/impl/bad_executor.ipp>
  47 #endif // defined(BOOST_ASIO_HEADER_ONLY)
  48
  49 #endif // BOOST_ASIO_EXECUTION_BAD_EXECUTOR_HPP