1 /* 2 * Copyright (c) 2025 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 #ifndef _INTEROP_CRASHDUMP_H 17 #define _INTEROP_CRASHDUMP_H 18 19 #ifdef KOALA_LINUX 20 #include <signal.h> 21 #include <execinfo.h> 22 23 sighandler_t oldCrashHandler = nullptr; 24 onCrashHandler(int signo)25static void onCrashHandler(int signo) { 26 void* stack[20]; 27 size_t size = backtrace(stack, 20); 28 backtrace_symbols_fd(stack, size, STDERR_FILENO); 29 if (oldCrashHandler) oldCrashHandler(signo); 30 } 31 installCrashHandlers()32static void installCrashHandlers() { 33 static bool installed = false; 34 if (!installed) { 35 oldCrashHandler = signal(SIGSEGV, onCrashHandler); 36 installed = true; 37 } 38 } 39 #else installCrashHandlers()40static void installCrashHandlers() {} 41 #endif 42 43 #endif // _INTEROP_CRASHDUMP_H