b311480e |
1 | // Copyright (c) 1998-1999 Matra Datavision |
973c2be1 |
2 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
b311480e |
3 | // |
973c2be1 |
4 | // This file is part of Open CASCADE Technology software library. |
b311480e |
5 | // |
d5f74e42 |
6 | // This library is free software; you can redistribute it and/or modify it under |
7 | // the terms of the GNU Lesser General Public License version 2.1 as published |
973c2be1 |
8 | // by the Free Software Foundation, with special exception defined in the file |
9 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
10 | // distribution for complete text of the license and disclaimer of any warranty. |
b311480e |
11 | // |
973c2be1 |
12 | // Alternatively, this file may be used under the terms of Open CASCADE |
13 | // commercial license or contractual agreement. |
7fd59977 |
14 | |
42cf5bc1 |
15 | |
7fd59977 |
16 | #include <Standard_ErrorHandler.hxx> |
42cf5bc1 |
17 | #include <Standard_Failure.hxx> |
7fd59977 |
18 | #include <Standard_Macro.hxx> |
42cf5bc1 |
19 | #include <Standard_NoSuchObject.hxx> |
7fd59977 |
20 | #include <Standard_PCharacter.hxx> |
42cf5bc1 |
21 | #include <Standard_Type.hxx> |
22 | #include <Standard_TypeMismatch.hxx> |
7fd59977 |
23 | |
42cf5bc1 |
24 | #include <string.h> |
92efcf78 |
25 | IMPLEMENT_STANDARD_RTTIEXT(Standard_Failure,Standard_Transient) |
26 | |
7fd59977 |
27 | static Standard_CString allocate_message(const Standard_CString AString) |
28 | { |
29 | Standard_CString aStr = 0; |
30 | if(AString) { |
31 | const Standard_Size aLen = strlen(AString); |
a73267f2 |
32 | aStr = (Standard_CString) malloc(aLen+sizeof(Standard_Integer)+1); |
33 | if (aStr) { |
34 | Standard_PCharacter pStr=(Standard_PCharacter)aStr; |
35 | strcpy(pStr+sizeof(Standard_Integer),AString); |
36 | *((Standard_Integer*)aStr) = 1; |
37 | } |
7fd59977 |
38 | } |
39 | return aStr; |
7fd59977 |
40 | } |
41 | |
42 | static Standard_CString copy_message(Standard_CString aMessage) |
43 | { |
44 | Standard_CString aStr = 0; |
45 | if(aMessage) { |
46 | aStr = aMessage; |
47 | (*((Standard_Integer*)aStr))++; |
48 | } |
49 | return aStr; |
50 | } |
51 | |
52 | static void deallocate_message(Standard_CString aMessage) |
53 | { |
54 | if(aMessage) { |
55 | (*((Standard_Integer*)aMessage))--; |
56 | if(*((Standard_Integer*)aMessage)==0) |
a73267f2 |
57 | free((void*)aMessage); |
7fd59977 |
58 | } |
59 | } |
60 | |
b3d20c7f |
61 | // Define Standard_THREADLOCAL modifier as C++11 thread_local keyword |
62 | // where it is available. |
63 | #if (defined(__INTEL_COMPILER) && __INTEL_COMPILER > 1400) || \ |
64 | (defined(__clang__)) /* assume standard CLang > 3.3 or XCode >= 8 */ || \ |
9bcfd6f6 |
65 | (defined(_MSC_VER) && _MSC_VER >= 1900) /* MSVC++ >= 14 */ || \ |
b3d20c7f |
66 | (defined(__GNUC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8))) /* GCC >= 4.8 */ |
67 | #define Standard_THREADLOCAL thread_local |
68 | #else |
69 | #define Standard_THREADLOCAL |
70 | #endif |
7fd59977 |
71 | |
72 | // ****************************************************************** |
73 | // Standard_Failure * |
74 | // ****************************************************************** |
b3d20c7f |
75 | static Standard_THREADLOCAL Handle(Standard_Failure) RaisedError; |
9775fa61 |
76 | |
7fd59977 |
77 | // ------------------------------------------------------------------ |
78 | // |
79 | // ------------------------------------------------------------------ |
80 | Standard_Failure::Standard_Failure () |
81 | : myMessage(NULL) |
82 | { |
83 | } |
84 | |
85 | // ------------------------------------------------------------------ |
86 | // Create returns mutable Failure; |
87 | // ------------------------------------------------------------------ |
88 | Standard_Failure::Standard_Failure (const Standard_CString AString) |
89 | : myMessage(NULL) |
90 | { |
91 | myMessage = allocate_message(AString); |
92 | } |
93 | |
a9b30f0a |
94 | Standard_Failure::Standard_Failure (const Standard_Failure& theFailure) |
95 | : Standard_Transient(theFailure) |
7fd59977 |
96 | { |
a9b30f0a |
97 | myMessage = copy_message(theFailure.myMessage); |
7fd59977 |
98 | } |
99 | |
4db4247a |
100 | Standard_Failure::~Standard_Failure() |
7fd59977 |
101 | { |
102 | deallocate_message(myMessage); |
103 | } |
104 | |
105 | void Standard_Failure::SetMessageString(const Standard_CString AString) |
106 | { |
107 | if ( AString == GetMessageString() ) return; |
108 | deallocate_message(myMessage); |
109 | myMessage = allocate_message(AString); |
110 | } |
111 | |
112 | // ------------------------------------------------------------------ |
113 | // Caught (myclass) returns mutable Failure raises NoSuchObject ; |
114 | // ------------------------------------------------------------------ |
115 | Handle(Standard_Failure) Standard_Failure::Caught() |
116 | { |
7fd59977 |
117 | return RaisedError ; |
7fd59977 |
118 | } |
119 | |
120 | // ------------------------------------------------------------------ |
121 | // Raise (myclass; aMessage: CString = "") ; |
122 | // ------------------------------------------------------------------ |
123 | void Standard_Failure::Raise (const Standard_CString AString) |
124 | { |
125 | Handle(Standard_Failure) E = new Standard_Failure() ; |
126 | E->Reraise (AString) ; |
127 | } |
128 | |
129 | // ------------------------------------------------------------------ |
130 | // Raise(myclass; aReason: in out SStream) ; |
131 | // ------------------------------------------------------------------ |
132 | void Standard_Failure::Raise (const Standard_SStream& AReason) |
133 | { |
134 | Handle(Standard_Failure) E = new Standard_Failure(); |
135 | E->Reraise (AReason); |
136 | } |
137 | |
138 | // ------------------------------------------------------------------ |
139 | // Reraise (me: mutable; aMessage: CString) ; |
140 | // ------------------------------------------------------------------ |
141 | void Standard_Failure::Reraise (const Standard_CString AString) |
142 | { |
143 | SetMessageString(AString); |
144 | Reraise(); |
145 | } |
146 | |
147 | void Standard_Failure::Reraise (const Standard_SStream& AReason) |
148 | { |
7fd59977 |
149 | SetMessageString(AReason.str().c_str()); |
7fd59977 |
150 | Reraise(); |
151 | } |
152 | |
153 | void Standard_Failure::Reraise () |
154 | { |
7fd59977 |
155 | RaisedError = this; |
156 | Throw(); |
7fd59977 |
157 | } |
158 | |
69ff08ff |
159 | void Standard_Failure::Jump() |
7fd59977 |
160 | { |
9775fa61 |
161 | #if defined (OCC_CONVERT_SIGNALS) |
a01039b9 |
162 | Standard_ErrorHandler::Error (this); |
163 | Standard_ErrorHandler::Abort (this); |
7fd59977 |
164 | #else |
165 | RaisedError = this; |
166 | Throw(); |
167 | #endif |
168 | } |
169 | |
170 | |
171 | // ------------------------------------------------------------------ |
172 | // Throw (me) is virtual ; |
173 | // ------------------------------------------------------------------ |
174 | void Standard_Failure::Throw() const |
175 | { |
7fd59977 |
176 | throw *this; |
7fd59977 |
177 | } |
178 | |
179 | // ------------------------------------------------------------------ |
180 | // Print (me; s: in out OStream) returns OStream; |
181 | // ------------------------------------------------------------------ |
182 | void Standard_Failure::Print (Standard_OStream& AStream) const |
183 | { |
184 | if(myMessage){ |
185 | AStream << DynamicType() << ": " << GetMessageString(); |
186 | } |
187 | else { |
188 | AStream << DynamicType(); |
189 | } |
190 | } |
191 | |
192 | Handle(Standard_Failure) Standard_Failure::NewInstance(const Standard_CString AString) |
193 | { |
194 | return new Standard_Failure(AString) ; |
195 | } |
4db4247a |
196 | |
197 | //======================================================================= |
198 | //function : GetMessageString |
199 | //purpose : Returns error message |
200 | //======================================================================= |
201 | Standard_CString Standard_Failure::GetMessageString () const |
202 | { |
203 | return (myMessage ? myMessage+sizeof(Standard_Integer) : ""); |
204 | } |
205 | |