-//Copyright (c) 2006-2008 Emil Dotchevski and Reverge Studios, Inc.
+//Copyright (c) 2006-2010 Emil Dotchevski and Reverge Studios, Inc.
//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 UUID_0552D49838DD11DD90146B8956D89593
#define UUID_0552D49838DD11DD90146B8956D89593
+#if defined(__GNUC__) && !defined(BOOST_EXCEPTION_ENABLE_WARNINGS)
+#pragma GCC system_header
+#endif
+#if defined(_MSC_VER) && !defined(BOOST_EXCEPTION_ENABLE_WARNINGS)
+#pragma warning(push,1)
+#endif
-#include <boost/exception/exception.hpp>
+#include <boost/config.hpp>
+#include <boost/exception/get_error_info.hpp>
+#include <boost/utility/enable_if.hpp>
+#ifndef BOOST_NO_RTTI
+#include <boost/units/detail/utility.hpp>
+#endif
#include <exception>
+#include <sstream>
#include <string>
+#ifndef BOOST_NO_EXCEPTIONS
+#include <boost/exception/current_exception_cast.hpp>
namespace
boost
{
+ namespace
+ exception_detail
+ {
+ std::string diagnostic_information_impl( boost::exception const *, std::exception const *, bool );
+ }
+
inline
std::string
- diagnostic_information( std::exception const & x )
+ current_exception_diagnostic_information()
{
- if( exception const * be = dynamic_cast<exception const *>(&x) )
- return be->diagnostic_information();
+ boost::exception const * be=current_exception_cast<boost::exception const>();
+ std::exception const * se=current_exception_cast<std::exception const>();
+ if( be || se )
+ return exception_detail::diagnostic_information_impl(be,se,true);
else
- return std::string("[ what: ") + x.what() + ", type: " + typeid(x).name() + " ]";
+ return "No diagnostic information available.";
+ }
+ }
+#endif
+
+namespace
+boost
+ {
+ namespace
+ exception_detail
+ {
+ inline
+ exception const *
+ get_boost_exception( exception const * e )
+ {
+ return e;
+ }
+
+ inline
+ exception const *
+ get_boost_exception( ... )
+ {
+ return 0;
+ }
+
+ inline
+ std::exception const *
+ get_std_exception( std::exception const * e )
+ {
+ return e;
+ }
+
+ inline
+ std::exception const *
+ get_std_exception( ... )
+ {
+ return 0;
+ }
+
+ inline
+ char const *
+ get_diagnostic_information( exception const & x, char const * header )
+ {
+ if( error_info_container * c=x.data_.get() )
+#ifndef BOOST_NO_EXCEPTIONS
+ try
+ {
+#endif
+ return c->diagnostic_information(header);
+#ifndef BOOST_NO_EXCEPTIONS
+ }
+ catch(...)
+ {
+ }
+#endif
+ return 0;
+ }
+
+ inline
+ std::string
+ diagnostic_information_impl( boost::exception const * be, std::exception const * se, bool with_what )
+ {
+ if( !be && !se )
+ return "Unknown exception.";
+#ifndef BOOST_NO_RTTI
+ if( !be )
+ be=dynamic_cast<boost::exception const *>(se);
+ if( !se )
+ se=dynamic_cast<std::exception const *>(be);
+#endif
+ char const * wh=0;
+ if( with_what && se )
+ {
+ wh=se->what();
+ if( be && exception_detail::get_diagnostic_information(*be,0)==wh )
+ return wh;
+ }
+ std::ostringstream tmp;
+ if( be )
+ {
+ if( char const * const * f=get_error_info<throw_file>(*be) )
+ {
+ tmp << *f;
+ if( int const * l=get_error_info<throw_line>(*be) )
+ tmp << '(' << *l << "): ";
+ }
+ tmp << "Throw in function ";
+ if( char const * const * fn=get_error_info<throw_function>(*be) )
+ tmp << *fn;
+ else
+ tmp << "(unknown)";
+ tmp << '\n';
+ }
+#ifndef BOOST_NO_RTTI
+ tmp << std::string("Dynamic exception type: ") <<
+ units::detail::demangle((be?BOOST_EXCEPTION_DYNAMIC_TYPEID(*be):BOOST_EXCEPTION_DYNAMIC_TYPEID(*se)).type_.name()) << '\n';
+#endif
+ if( with_what && se )
+ tmp << "std::exception::what: " << wh << '\n';
+ if( be )
+ if( char const * s=exception_detail::get_diagnostic_information(*be,tmp.str().c_str()) )
+ if( *s )
+ return s;
+ return tmp.str();
+ }
+ }
+
+ template <class T>
+ std::string
+ diagnostic_information( T const & e )
+ {
+ return exception_detail::diagnostic_information_impl(exception_detail::get_boost_exception(&e),exception_detail::get_std_exception(&e),true);
+ }
+
+ inline
+ char const *
+ diagnostic_information_what( exception const & e ) throw()
+ {
+ char const * w=0;
+#ifndef BOOST_NO_EXCEPTIONS
+ try
+ {
+#endif
+ (void) exception_detail::diagnostic_information_impl(&e,0,false);
+ return exception_detail::get_diagnostic_information(e,0);
+#ifndef BOOST_NO_EXCEPTIONS
+ }
+ catch(
+ ... )
+ {
+ }
+#endif
+ return w;
}
}
+#if defined(_MSC_VER) && !defined(BOOST_EXCEPTION_ENABLE_WARNINGS)
+#pragma warning(pop)
+#endif
#endif