blob: 495296cf7d91593ecbc48817d6016fdcfaff97d2 [file] [log] [blame]
Elliott Hughes2faa5f12012-01-30 14:42:07 -08001/*
2 * Copyright (C) 2011 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
Elliott Hughesffe67362011-07-17 12:09:27 -070016
Roland Levillain21482ad2017-01-19 20:04:27 +000017#include "runtime.h"
Mathieu Chartier15d34022014-02-26 17:16:38 -080018
Roland Levillain21482ad2017-01-19 20:04:27 +000019#include <signal.h>
20
21#include <cstring>
22
23#include "runtime_common.h"
Elliott Hughesffe67362011-07-17 12:09:27 -070024
25namespace art {
26
Mathieu Chartier15d34022014-02-26 17:16:38 -080027struct sigaction old_action;
Mathieu Chartier15d34022014-02-26 17:16:38 -080028
Roland Levillain21482ad2017-01-19 20:04:27 +000029void HandleUnexpectedSignalAndroid(int signal_number, siginfo_t* info, void* raw_context) {
30 HandleUnexpectedSignalCommon(signal_number, info, raw_context, /* running_on_linux */ false);
31
Mathieu Chartier15d34022014-02-26 17:16:38 -080032 // Run the old signal handler.
33 old_action.sa_sigaction(signal_number, info, raw_context);
34}
35
Elliott Hughes457005c2012-04-16 13:54:25 -070036void Runtime::InitPlatformSignalHandlers() {
Roland Levillain21482ad2017-01-19 20:04:27 +000037 // Enable the signal handler dumping crash information to the logcat
38 // when the Android root is not "/system".
39 const char* android_root = getenv("ANDROID_ROOT");
40 if (android_root != nullptr && strcmp(android_root, "/system") != 0) {
41 InitPlatformSignalHandlersCommon(HandleUnexpectedSignalAndroid,
42 &old_action,
43 /* handle_timeout_signal */ false);
Mathieu Chartier28c83592014-03-04 13:40:17 -080044 }
Elliott Hughes457005c2012-04-16 13:54:25 -070045}
46
Elliott Hughesffe67362011-07-17 12:09:27 -070047} // namespace art