1 //Copyright (c) 2006-2009 Emil Dotchevski and Reverge Studios, Inc.
3 //Distributed under the Boost Software License, Version 1.0. (See accompanying
4 //file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
6 #ifndef UUID_1A590226753311DD9E4CCF6156D89593
7 #define UUID_1A590226753311DD9E4CCF6156D89593
9 #include <boost/exception/exception.hpp>
10 #include <boost/exception/detail/error_info_impl.hpp>
11 #include <boost/exception/detail/type_info.hpp>
12 #include <boost/shared_ptr.hpp>
20 template <class ErrorInfo>
25 typename ErrorInfo::value_type *
26 get( exception const & x )
28 if( exception_detail::error_info_container * c=x.data_.get() )
29 if( shared_ptr<exception_detail::error_info_base> eib = c->get(BOOST_EXCEPTION_STATIC_TYPEID(ErrorInfo)) )
32 BOOST_ASSERT( 0!=dynamic_cast<ErrorInfo *>(eib.get()) );
34 ErrorInfo * w = static_cast<ErrorInfo *>(eib.get());
43 get_info<throw_function>
47 get( exception const & x )
49 return x.throw_function_ ? &x.throw_function_ : 0;
59 get( exception const & x )
61 return x.throw_file_ ? &x.throw_file_ : 0;
71 get( exception const & x )
73 return x.throw_line_!=-1 ? &x.throw_line_ : 0;
77 template <class T,class R>
79 get_error_info_return_type
84 template <class T,class R>
86 get_error_info_return_type<T const,R>
88 typedef R const * type;
93 template <class ErrorInfo>
95 typename ErrorInfo::value_type const *
96 get_error_info( boost::exception const & x )
98 return exception_detail::get_info<ErrorInfo>::get(x);
100 template <class ErrorInfo>
102 typename ErrorInfo::value_type *
103 get_error_info( boost::exception & x )
105 return exception_detail::get_info<ErrorInfo>::get(x);
108 template <class ErrorInfo,class E>
110 typename exception_detail::get_error_info_return_type<E,typename ErrorInfo::value_type>::type
111 get_error_info( E & some_exception )
113 if( exception const * x = dynamic_cast<exception const *>(&some_exception) )
114 return exception_detail::get_info<ErrorInfo>::get(*x);