// Copyright (C) 2001-2003

 // William E. Kempf

 //

 //  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)

 #ifndef BOOST_THREAD_EXCEPTIONS_PDM070801_H

 #define BOOST_THREAD_EXCEPTIONS_PDM070801_H

 #include <boost/thread/detail/config.hpp>

 //  pdm: Sorry, but this class is used all over the place & I end up

 //       with recursive headers if I don't separate it

 //  wek: Not sure why recursive headers would cause compilation problems

 //       given the include guards, but regardless it makes sense to

 //       seperate this out any way.

 #include <string>

 #include <stdexcept>

 namespace boost {

 class BOOST_THREAD_DECL thread_exception : public std::exception

 {

 protected:

     thread_exception();

     thread_exception(int sys_err_code);

 public:

     ~thread_exception() throw();

     int native_error() const;

 private:

     int m_sys_err;

 };

 class BOOST_THREAD_DECL lock_error : public thread_exception

 {

 public:

     lock_error();

     lock_error(int sys_err_code);

     ~lock_error() throw();

     virtual const char* what() const throw();

 };

 class BOOST_THREAD_DECL thread_resource_error : public thread_exception

 {

 public:

     thread_resource_error();

     thread_resource_error(int sys_err_code);

     ~thread_resource_error() throw();

     virtual const char* what() const throw();

 };

 class BOOST_THREAD_DECL unsupported_thread_option : public thread_exception

 {

 public:

     unsupported_thread_option();

     unsupported_thread_option(int sys_err_code);

     ~unsupported_thread_option() throw();

     virtual const char* what() const throw();

 };

 class BOOST_THREAD_DECL invalid_thread_argument : public thread_exception

 {

 public:

     invalid_thread_argument();

     invalid_thread_argument(int sys_err_code);

     ~invalid_thread_argument() throw();

     virtual const char* what() const throw();

 };

 class BOOST_THREAD_DECL thread_permission_error : public thread_exception

 {

 public:

     thread_permission_error();

     thread_permission_error(int sys_err_code);

     ~thread_permission_error() throw();

     virtual const char* what() const throw();

 };

 } // namespace boost

 #endif // BOOST_THREAD_CONFIG_PDM070801_H

 // Change log:

 //    3 Jan 03  WEKEMPF Modified for DLL implementation.