text: #ifndef BOOST_ARCHIVE_XML_ARCHIVE_EXCEPTION_HPP
  #define BOOST_ARCHIVE_XML_ARCHIVE_EXCEPTION_HPP
  
  // MS compatible compilers support #pragma once
  #if defined(_MSC_VER)
  # pragma once
  #endif
  
  /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
  // xml_archive_exception.hpp:
  
  // (C) Copyright 2007 Robert Ramey - http://www.rrsd.com . 
  // Use, modification and distribution is subject to 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 for updates, documentation, and revision history.
  
  #include <exception>
  #include <boost/assert.hpp>
  
  #include <boost/config.hpp> 
  #include <boost/archive/detail/decl.hpp>
  #include <boost/archive/archive_exception.hpp>
  
  #include <boost/archive/detail/abi_prefix.hpp> // must be the last header
  
  namespace boost {
  namespace archive {
  
  //////////////////////////////////////////////////////////////////////
  // exceptions thrown by xml archives
  //
  class BOOST_SYMBOL_VISIBLE xml_archive_exception : 
      public virtual boost::archive::archive_exception
  {
  public:
      typedef enum {
          xml_archive_parsing_error,    // see save_register
          xml_archive_tag_mismatch,
          xml_archive_tag_name_error
      } exception_code;
      BOOST_ARCHIVE_DECL xml_archive_exception(
          exception_code c, 
          const char * e1 = NULL,
          const char * e2 = NULL
      );
      BOOST_ARCHIVE_DECL xml_archive_exception(xml_archive_exception const &) ;
      virtual BOOST_ARCHIVE_DECL ~xml_archive_exception() BOOST_NOEXCEPT_OR_NOTHROW ;
  };
  
  }// namespace archive
  }// namespace boost
  
  #include <boost/archive/detail/abi_suffix.hpp> // pops abi_suffix.hpp pragmas
  
  #endif //BOOST_XML_ARCHIVE_ARCHIVE_EXCEPTION_HPP
  