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 27void CrashHandler::InitExceptionHandler() 28{ 29 if (signal(SIGSEGV, ApplicationCrashHandler) == SIG_ERR) { 30 ELOG("InitExceptionHandler failed"); 31 return; 32 } 33} 34 35void 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}