//////////////////////////////////////////////////////////////////////////////

//

// (C) Copyright Ion Gaztanaga 2005-2015. Distributed under the Boost

// Software License, Version 1.0. (See accompanying file

// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)

//

// See http://www.boost.org/libs/interprocess for documentation.

//

//////////////////////////////////////////////////////////////////////////////

#ifndef BOOST_INTERPROCESS_EXCEPTIONS_HPP

#define BOOST_INTERPROCESS_EXCEPTIONS_HPP

#ifndef BOOST_CONFIG_HPP

#  include <boost/config.hpp>

#endif

#

#if defined(BOOST_HAS_PRAGMA_ONCE)

#  pragma once

#endif

#include <boost/interprocess/detail/config_begin.hpp>

#include <boost/interprocess/detail/workaround.hpp>

#include <boost/interprocess/errors.hpp>

#include <stdexcept>

//!\file

//!Describes exceptions thrown by interprocess classes

namespace boost {

namespace interprocess {

//!This class is the base class of all exceptions

//!thrown by boost::interprocess

class BOOST_SYMBOL_VISIBLE interprocess_exception : public std::exception

{

   public:

   interprocess_exception(const char *err)

      :  m_err(other_error)

   {

      try   {  m_str = err; }

      catch (...) {}

   }

   interprocess_exception(const error_info &err_info, const char *str = 0)

      :  m_err(err_info)

   {

      try{

         if(m_err.get_native_error() != 0){

            fill_system_message(m_err.get_native_error(), m_str);

         }

         else if(str){

            m_str = str;

         }

         else{

            m_str = "boost::interprocess_exception::library_error";

         }

      }

      catch(...){}

   }

   virtual ~interprocess_exception() BOOST_NOEXCEPT_OR_NOTHROW {}

   virtual const char * what() const BOOST_NOEXCEPT_OR_NOTHROW

   {  return m_str.c_str();  }

   native_error_t get_native_error()const { return m_err.get_native_error(); }

   // Note: a value of other_error implies a library (rather than system) error

   error_code_t   get_error_code()  const { return m_err.get_error_code(); }

   #if !defined(BOOST_INTERPROCESS_DOXYGEN_INVOKED)

   private:

   error_info        m_err;

   std::string       m_str;

   #endif   //#ifndef BOOST_INTERPROCESS_DOXYGEN_INVOKED

};

//!This is the exception thrown by shared interprocess_mutex family when a deadlock situation

//!is detected or when using a interprocess_condition the interprocess_mutex is not locked

class BOOST_SYMBOL_VISIBLE lock_exception : public interprocess_exception

{

   public:

   lock_exception()

      :  interprocess_exception(lock_error)

   {}

   virtual const char* what() const BOOST_NOEXCEPT_OR_NOTHROW

   {  return "boost::interprocess::lock_exception";  }

};

//!This exception is thrown when a memory request can't be

//!fulfilled.

class BOOST_SYMBOL_VISIBLE bad_alloc : public interprocess_exception

{

 public:

   bad_alloc() : interprocess_exception("::boost::interprocess::bad_alloc"){}

   virtual const char* what() const BOOST_NOEXCEPT_OR_NOTHROW

      {  return "boost::interprocess::bad_alloc";  }

};

}  // namespace interprocess {

}  // namespace boost

#include <boost/interprocess/detail/config_end.hpp>

#endif // BOOST_INTERPROCESS_EXCEPTIONS_HPP