1/*
2 * Copyright (C) 2013 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config_llvm.h"
27
28#include "LLVMTrapCallback.h"
29
30#if HAVE(LLVM)
31
32extern "C" int __cxa_atexit();
33extern "C" int __cxa_atexit() { return 0; }
34
35void (*g_llvmTrapCallback)(const char* message, ...);
36
37// If LLVM tries to raise signals, abort, or fail an assertion, then let
38// WebKit handle it instead of trapping.
39extern "C" int raise(int signal);
40extern "C" void __assert_rtn(const char* function, const char* filename, int lineNumber, const char* expression);
41extern "C" void abort(void);
42
43extern "C" int raise(int signal)
44{
45    g_llvmTrapCallback("raise(%d) called.", signal);
46    return 0;
47}
48extern "C" void __assert_rtn(const char* function, const char* filename, int lineNumber, const char* expression)
49{
50    if (function)
51        g_llvmTrapCallback("Assertion failed: (%s), function %s, file %s, line %d.", expression, function, filename, lineNumber);
52    g_llvmTrapCallback("Assertion failed: (%s), file %s, line %d.", expression, filename, lineNumber);
53}
54extern "C" void abort(void)
55{
56    g_llvmTrapCallback("abort() called.");
57}
58
59#endif // HAVE(LLVM)
60