.. _program_listing_file_src_exception.hpp:

Program Listing for File exception.hpp
======================================

|exhale_lsh| :ref:`Return to documentation for file <file_src_exception.hpp>` (``src/exception.hpp``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   // Copyright 2018 to 2019 ADLINK Technology
   //
   // Licensed under the Apache License, Version 2.0 (the "License");
   // you may not use this file except in compliance with the License.
   // You may obtain a copy of the License at
   //
   //     http://www.apache.org/licenses/LICENSE-2.0
   //
   // Unless required by applicable law or agreed to in writing, software
   // distributed under the License is distributed on an "AS IS" BASIS,
   // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   // See the License for the specific language governing permissions and
   // limitations under the License.
   
   #ifndef EXCEPTION_HPP_
   #define EXCEPTION_HPP_
   
   #include <stdexcept>
   #include <string>
   
   namespace rmw_cyclonedds_cpp
   {
   
   class Exception : public std::exception
   {
   public:
     virtual ~Exception() throw();
     virtual const char * what() const throw();
   
   protected:
     explicit Exception(const char * const & message);
     Exception(const Exception & ex);
     Exception & operator=(const Exception & ex);
   
     std::string m_message;
   };
   
   [[noreturn]] inline void unreachable()
   {
   #if defined(__has_builtin)
   #if __has_builtin(__builtin_unreachable)
     __builtin_unreachable();
   #endif
   #elif (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 5))
     __builtin_unreachable();
   #endif
     throw std::logic_error("This code should be unreachable.");
   }
   }  // namespace rmw_cyclonedds_cpp
   
   #endif  // EXCEPTION_HPP_