1 ///////////////////////////////////////////////////////////////////////////
2 //
3 // Copyright (c) 2002-2012, Industrial Light & Magic, a division of Lucas
4 // Digital Ltd. LLC
5 //
6 // All rights reserved.
7 //
8 // Redistribution and use in source and binary forms, with or without
9 // modification, are permitted provided that the following conditions are
10 // met:
11 // * Redistributions of source code must retain the above copyright
12 // notice, this list of conditions and the following disclaimer.
13 // * Redistributions in binary form must reproduce the above
14 // copyright notice, this list of conditions and the following disclaimer
15 // in the documentation and/or other materials provided with the
16 // distribution.
17 // * Neither the name of Industrial Light & Magic nor the names of
18 // its contributors may be used to endorse or promote products derived
19 // from this software without specific prior written permission.
20 //
21 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
24 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
25 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
27 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
31 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 //
33 ///////////////////////////////////////////////////////////////////////////
34
35
36
37 //---------------------------------------------------------------------
38 //
39 // Constructors and destructors for our exception base class.
40 //
41 //---------------------------------------------------------------------
42
43 #include "IexExport.h"
44 #include "IexBaseExc.h"
45 #include "IexMacros.h"
46
47 #ifdef PLATFORM_WINDOWS
48 #include <windows.h>
49 #endif
50
51 #include <stdlib.h>
52
53 IEX_INTERNAL_NAMESPACE_SOURCE_ENTER
54
55
56 namespace {
57
58 StackTracer currentStackTracer = 0;
59
60 } // namespace
61
62
63 void
setStackTracer(StackTracer stackTracer)64 setStackTracer (StackTracer stackTracer)
65 {
66 currentStackTracer = stackTracer;
67 }
68
69
70 StackTracer
stackTracer()71 stackTracer ()
72 {
73 return currentStackTracer;
74 }
75
76
BaseExc(const char * s)77 BaseExc::BaseExc (const char* s) throw () :
78 std::string (s? s: ""),
79 _stackTrace (currentStackTracer? currentStackTracer(): "")
80 {
81 // empty
82 }
83
84
BaseExc(const std::string & s)85 BaseExc::BaseExc (const std::string &s) throw () :
86 std::string (s),
87 _stackTrace (currentStackTracer? currentStackTracer(): "")
88 {
89 // empty
90 }
91
92
BaseExc(std::stringstream & s)93 BaseExc::BaseExc (std::stringstream &s) throw () :
94 std::string (s.str()),
95 _stackTrace (currentStackTracer? currentStackTracer(): "")
96 {
97 // empty
98 }
99
100
BaseExc(const BaseExc & be)101 BaseExc::BaseExc (const BaseExc &be) throw () :
102 std::string (be),
103 _stackTrace (be._stackTrace)
104 {
105 // empty
106 }
107
108
~BaseExc()109 BaseExc::~BaseExc () throw ()
110 {
111 // empty
112 }
113
114
115 const char *
what() const116 BaseExc::what () const throw ()
117 {
118 return c_str();
119 }
120
121
122 BaseExc &
assign(std::stringstream & s)123 BaseExc::assign (std::stringstream &s)
124 {
125 std::string::assign (s.str());
126 return *this;
127 }
128
129 BaseExc &
append(std::stringstream & s)130 BaseExc::append (std::stringstream &s)
131 {
132 std::string::append (s.str());
133 return *this;
134 }
135
136 IEX_INTERNAL_NAMESPACE_SOURCE_EXIT
137
138
139 #ifdef PLATFORM_WINDOWS
140
141 #pragma optimize("", off)
142 void
iex_debugTrap()143 iex_debugTrap()
144 {
145 if (0 != getenv("IEXDEBUGTHROW"))
146 ::DebugBreak();
147 }
148 #else
149 void
150 iex_debugTrap()
151 {
152 // how to in Linux?
153 if (0 != ::getenv("IEXDEBUGTHROW"))
154 __builtin_trap();
155 }
156 #endif
157