1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
2 : * vim: sw=4 ts=4 et :
3 : */
4 : /* ***** BEGIN LICENSE BLOCK *****
5 : * Version: MPL 1.1/GPL 2.0/LGPL 2.1
6 : *
7 : * The contents of this file are subject to the Mozilla Public License Version
8 : * 1.1 (the "License"); you may not use this file except in compliance with
9 : * the License. You may obtain a copy of the License at
10 : * http://www.mozilla.org/MPL/
11 : *
12 : * Software distributed under the License is distributed on an "AS IS" basis,
13 : * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
14 : * for the specific language governing rights and limitations under the
15 : * License.
16 : *
17 : * The Original Code is Mozilla Code
18 : *
19 : * The Initial Developer of the Original Code is
20 : * The Mozilla Foundation.
21 : * Portions created by the Initial Developer are Copyright (C) 2010
22 : * the Initial Developer. All Rights Reserved.
23 : *
24 : * Contributor(s):
25 : * Chris Jones <jones.chris.g@gmail.com>
26 : *
27 : * Alternatively, the contents of this file may be used under the terms of
28 : * either the GNU General Public License Version 2 or later (the "GPL"), or
29 : * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
30 : * in which case the provisions of the GPL or the LGPL are applicable instead
31 : * of those above. If you wish to allow use of your version of this file only
32 : * under the terms of either the GPL or the LGPL, and not to allow others to
33 : * use your version of this file under the terms of the MPL, indicate your
34 : * decision by deleting the provisions above and replace them with the notice
35 : * and other provisions required by the GPL or the LGPL. If you do not delete
36 : * the provisions above, a recipient may use your version of this file under
37 : * the terms of any one of the MPL, the GPL or the LGPL.
38 : *
39 : * ***** END LICENSE BLOCK ***** */
40 :
41 : #ifndef mozilla_throw_gcc_h
42 : #define mozilla_throw_gcc_h
43 :
44 : #include "mozilla/Attributes.h"
45 : #include "mozilla/Util.h"
46 :
47 : #include <stdio.h> // snprintf
48 : #include <string.h> // strerror
49 :
50 : // For gcc, we define these inline to abort so that we're absolutely
51 : // certain that (i) no exceptions are thrown from Gecko; (ii) these
52 : // errors are always terminal and caught by breakpad.
53 :
54 : #include "mozilla/mozalloc_abort.h"
55 :
56 : namespace std {
57 :
58 : // NB: user code is not supposed to touch the std:: namespace. We're
59 : // doing this after careful review because we want to define our own
60 : // exception throwing semantics. Don't try this at home!
61 :
62 : MOZ_NORETURN MOZ_ALWAYS_INLINE void
63 : __throw_bad_exception(void)
64 : {
65 : mozalloc_abort("fatal: STL threw bad_exception");
66 : }
67 :
68 : MOZ_NORETURN MOZ_ALWAYS_INLINE void
69 0 : __throw_bad_alloc(void)
70 : {
71 0 : mozalloc_abort("fatal: STL threw bad_alloc");
72 : }
73 :
74 : MOZ_NORETURN MOZ_ALWAYS_INLINE void
75 0 : __throw_bad_cast(void)
76 : {
77 0 : mozalloc_abort("fatal: STL threw bad_cast");
78 : }
79 :
80 : MOZ_NORETURN MOZ_ALWAYS_INLINE void
81 : __throw_bad_typeid(void)
82 : {
83 : mozalloc_abort("fatal: STL threw bad_typeid");
84 : }
85 :
86 : MOZ_NORETURN MOZ_ALWAYS_INLINE void
87 0 : __throw_logic_error(const char* msg)
88 : {
89 0 : mozalloc_abort(msg);
90 : }
91 :
92 : MOZ_NORETURN MOZ_ALWAYS_INLINE void
93 : __throw_domain_error(const char* msg)
94 : {
95 : mozalloc_abort(msg);
96 : }
97 :
98 : MOZ_NORETURN MOZ_ALWAYS_INLINE void
99 : __throw_invalid_argument(const char* msg)
100 : {
101 : mozalloc_abort(msg);
102 : }
103 :
104 : MOZ_NORETURN MOZ_ALWAYS_INLINE void
105 0 : __throw_length_error(const char* msg)
106 : {
107 0 : mozalloc_abort(msg);
108 : }
109 :
110 : MOZ_NORETURN MOZ_ALWAYS_INLINE void
111 0 : __throw_out_of_range(const char* msg)
112 : {
113 0 : mozalloc_abort(msg);
114 : }
115 :
116 : MOZ_NORETURN MOZ_ALWAYS_INLINE void
117 : __throw_runtime_error(const char* msg)
118 : {
119 : mozalloc_abort(msg);
120 : }
121 :
122 : MOZ_NORETURN MOZ_ALWAYS_INLINE void
123 : __throw_range_error(const char* msg)
124 : {
125 : mozalloc_abort(msg);
126 : }
127 :
128 : MOZ_NORETURN MOZ_ALWAYS_INLINE void
129 : __throw_overflow_error(const char* msg)
130 : {
131 : mozalloc_abort(msg);
132 : }
133 :
134 : MOZ_NORETURN MOZ_ALWAYS_INLINE void
135 : __throw_underflow_error(const char* msg)
136 : {
137 : mozalloc_abort(msg);
138 : }
139 :
140 : MOZ_NORETURN MOZ_ALWAYS_INLINE void
141 : __throw_ios_failure(const char* msg)
142 : {
143 : mozalloc_abort(msg);
144 : }
145 :
146 : MOZ_NORETURN MOZ_ALWAYS_INLINE void
147 : __throw_system_error(int err)
148 : {
149 : char error[128];
150 : snprintf(error, sizeof(error)-1,
151 : "fatal: STL threw system_error: %s (%d)", strerror(err), err);
152 : mozalloc_abort(error);
153 : }
154 :
155 : } // namespace std
156 :
157 : #endif // mozilla_throw_gcc_h
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