summaryrefslogtreecommitdiffstats
blob: 229767636d43d4035daeeb7167baf5e650d62b3a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
//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/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
    current_exception_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 "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