1 /*
2 * Copyright (c) 2023 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "CrashHandler.h"
17
18 #include <csignal>
19 #include <cstdlib>
20 #include <execinfo.h>
21 #include <sstream>
22 #include <unistd.h>
23
24 #include "PreviewerEngineLog.h"
25 #include "PublicMethods.h"
26
InitExceptionHandler()27 void CrashHandler::InitExceptionHandler()
28 {
29 if (signal(SIGSEGV, ApplicationCrashHandler) == SIG_ERR) {
30 ELOG("InitExceptionHandler failed");
31 return;
32 }
33 }
34
ApplicationCrashHandler(int signal)35 void CrashHandler::ApplicationCrashHandler(int signal)
36 {
37 const uint32_t MAX_STACK_SIZE = 128;
38 int8_t crashBeginLog[] = "[JsEngine Crash]Engine Crash Info Begin.\n";
39 write(STDERR_FILENO, crashBeginLog, sizeof(crashBeginLog) - 1);
40 int8_t stackIntLog[PublicMethods::MAX_ITOA_BIT] = {0};
41 uint32_t itoaLength = PublicMethods::Ulltoa(signal, stackIntLog);
42 int8_t signalLog[] = "[JsEngine Crash]Error: signal : 0x";
43 write(STDERR_FILENO, signalLog, sizeof(signalLog) - 1);
44 write(STDERR_FILENO, stackIntLog, itoaLength);
45
46 // get void*'s for all entries on the stack
47 void *array[10];
48 size_t size = backtrace(array, MAX_STACK_SIZE);
49 // print out all the frames to stdout
50 backtrace_symbols_fd(array, size, STDERR_FILENO);
51
52 int8_t crashEndLog[] = "\n[JsEngine Crash]Engine Crash Info End.\n";
53 write(STDERR_FILENO, crashEndLog, sizeof(crashEndLog) - 1);
54 }