1 | //Copyright (c) 2006-2009 Emil Dotchevski and Reverge Studios, Inc. |
---|
2 | |
---|
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) |
---|
5 | |
---|
6 | #ifndef UUID_1A590226753311DD9E4CCF6156D89593 |
---|
7 | #define UUID_1A590226753311DD9E4CCF6156D89593 |
---|
8 | #if defined(__GNUC__) && !defined(BOOST_EXCEPTION_ENABLE_WARNINGS) |
---|
9 | #pragma GCC system_header |
---|
10 | #endif |
---|
11 | #if defined(_MSC_VER) && !defined(BOOST_EXCEPTION_ENABLE_WARNINGS) |
---|
12 | #pragma warning(push,1) |
---|
13 | #endif |
---|
14 | |
---|
15 | #include <boost/exception/exception.hpp> |
---|
16 | #include <boost/exception/detail/error_info_impl.hpp> |
---|
17 | #include <boost/exception/detail/type_info.hpp> |
---|
18 | #include <boost/shared_ptr.hpp> |
---|
19 | |
---|
20 | namespace |
---|
21 | boost |
---|
22 | { |
---|
23 | namespace |
---|
24 | exception_detail |
---|
25 | { |
---|
26 | template <class ErrorInfo> |
---|
27 | struct |
---|
28 | get_info |
---|
29 | { |
---|
30 | static |
---|
31 | typename ErrorInfo::value_type * |
---|
32 | get( exception const & x ) |
---|
33 | { |
---|
34 | if( exception_detail::error_info_container * c=x.data_.get() ) |
---|
35 | if( shared_ptr<exception_detail::error_info_base> eib = c->get(BOOST_EXCEPTION_STATIC_TYPEID(ErrorInfo)) ) |
---|
36 | { |
---|
37 | #ifndef BOOST_NO_RTTI |
---|
38 | BOOST_ASSERT( 0!=dynamic_cast<ErrorInfo *>(eib.get()) ); |
---|
39 | #endif |
---|
40 | ErrorInfo * w = static_cast<ErrorInfo *>(eib.get()); |
---|
41 | return &w->value(); |
---|
42 | } |
---|
43 | return 0; |
---|
44 | } |
---|
45 | }; |
---|
46 | |
---|
47 | template <> |
---|
48 | struct |
---|
49 | get_info<throw_function> |
---|
50 | { |
---|
51 | static |
---|
52 | char const * * |
---|
53 | get( exception const & x ) |
---|
54 | { |
---|
55 | return x.throw_function_ ? &x.throw_function_ : 0; |
---|
56 | } |
---|
57 | }; |
---|
58 | |
---|
59 | template <> |
---|
60 | struct |
---|
61 | get_info<throw_file> |
---|
62 | { |
---|
63 | static |
---|
64 | char const * * |
---|
65 | get( exception const & x ) |
---|
66 | { |
---|
67 | return x.throw_file_ ? &x.throw_file_ : 0; |
---|
68 | } |
---|
69 | }; |
---|
70 | |
---|
71 | template <> |
---|
72 | struct |
---|
73 | get_info<throw_line> |
---|
74 | { |
---|
75 | static |
---|
76 | int * |
---|
77 | get( exception const & x ) |
---|
78 | { |
---|
79 | return x.throw_line_!=-1 ? &x.throw_line_ : 0; |
---|
80 | } |
---|
81 | }; |
---|
82 | |
---|
83 | template <class T,class R> |
---|
84 | struct |
---|
85 | get_error_info_return_type |
---|
86 | { |
---|
87 | typedef R * type; |
---|
88 | }; |
---|
89 | |
---|
90 | template <class T,class R> |
---|
91 | struct |
---|
92 | get_error_info_return_type<T const,R> |
---|
93 | { |
---|
94 | typedef R const * type; |
---|
95 | }; |
---|
96 | } |
---|
97 | |
---|
98 | #ifdef BOOST_NO_RTTI |
---|
99 | template <class ErrorInfo> |
---|
100 | inline |
---|
101 | typename ErrorInfo::value_type const * |
---|
102 | get_error_info( boost::exception const & x ) |
---|
103 | { |
---|
104 | return exception_detail::get_info<ErrorInfo>::get(x); |
---|
105 | } |
---|
106 | template <class ErrorInfo> |
---|
107 | inline |
---|
108 | typename ErrorInfo::value_type * |
---|
109 | get_error_info( boost::exception & x ) |
---|
110 | { |
---|
111 | return exception_detail::get_info<ErrorInfo>::get(x); |
---|
112 | } |
---|
113 | #else |
---|
114 | template <class ErrorInfo,class E> |
---|
115 | inline |
---|
116 | typename exception_detail::get_error_info_return_type<E,typename ErrorInfo::value_type>::type |
---|
117 | get_error_info( E & some_exception ) |
---|
118 | { |
---|
119 | if( exception const * x = dynamic_cast<exception const *>(&some_exception) ) |
---|
120 | return exception_detail::get_info<ErrorInfo>::get(*x); |
---|
121 | else |
---|
122 | return 0; |
---|
123 | } |
---|
124 | #endif |
---|
125 | } |
---|
126 | |
---|
127 | #if defined(_MSC_VER) && !defined(BOOST_EXCEPTION_ENABLE_WARNINGS) |
---|
128 | #pragma warning(pop) |
---|
129 | #endif |
---|
130 | #endif |
---|