2 * Copyright (C) 2011 Apple Inc. All rights reserved.
3 * Copyright (C) 2011 University of Szeged. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
15 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
16 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
18 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
19 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
20 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
21 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
22 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
23 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
24 * THE POSSIBILITY OF SUCH DAMAGE.
28 #include "InjectedBundle.h"
31 #include <wtf/AlwaysInline.h>
37 #if defined(__GLIBC__) && !defined(__UCLIBC__)
43 static inline void printBacktrace()
45 #if defined(__GLIBC__) && !defined(__UCLIBC__)
47 size_t size = backtrace(frames, 256);
51 char** symbols = backtrace_symbols(frames, size);
55 for (unsigned i = 0; i < size; ++i)
56 fprintf(stderr, "%u: %s\n", i, symbols[i]);
64 static NO_RETURN void crashHandler(int signal)
66 fprintf(stderr, "%s\n", strsignal(signal));
72 void InjectedBundle::platformInitialize(WKTypeRef)
75 signal(SIGILL, crashHandler); /* 4: illegal instruction (not reset when caught) */
76 signal(SIGTRAP, crashHandler); /* 5: trace trap (not reset when caught) */
77 signal(SIGFPE, crashHandler); /* 8: floating point exception */
78 signal(SIGBUS, crashHandler); /* 10: bus error */
79 signal(SIGSEGV, crashHandler); /* 11: segmentation violation */
80 signal(SIGSYS, crashHandler); /* 12: bad argument to system call */
81 signal(SIGPIPE, crashHandler); /* 13: write on a pipe with no reader */
82 signal(SIGXCPU, crashHandler); /* 24: exceeded CPU time limit */
83 signal(SIGXFSZ, crashHandler); /* 25: exceeded file size limit */