From 0f88a44220893ab9f8407864d4bf1b551bc8d6f9 Mon Sep 17 00:00:00 2001
From: Hwankyu Jhun <h.jhun@samsung.com>
Date: Fri, 16 Jun 2023 00:48:40 +0000
Subject: [PATCH] Remove ANR Monitor

If the app-core calls the backtrace() function while the process is
calling the dlopen() function, it causes the crash issue.

Change-Id: I356c146887e071ef879ab7cb2e1d281bb0dba380
Signed-off-by: Hwankyu Jhun <h.jhun@samsung.com>
---
 tizen-cpp/app-core-cpp/anr_monitor_private.cc | 57 ---------------------------
 tizen-cpp/app-core-cpp/anr_monitor_private.hh | 45 ---------------------
 tizen-cpp/app-core-cpp/app_core_base.cc       |  2 -
 3 files changed, 104 deletions(-)
 delete mode 100644 tizen-cpp/app-core-cpp/anr_monitor_private.cc
 delete mode 100644 tizen-cpp/app-core-cpp/anr_monitor_private.hh

diff --git a/tizen-cpp/app-core-cpp/anr_monitor_private.cc b/tizen-cpp/app-core-cpp/anr_monitor_private.cc
deleted file mode 100644
index 9ae344c..0000000
--- a/tizen-cpp/app-core-cpp/anr_monitor_private.cc
+++ /dev/null
@@ -1,57 +0,0 @@
-/*
- * Copyright (c) 2023 Samsung Electronics Co., Ltd.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "app-core-cpp/anr_monitor_private.hh"
-
-#include <errno.h>
-#include <stdio.h>
-
-#include "app-core-cpp/backtrace_private.hh"
-#include "common/log_private.hh"
-
-#define SIGRTANR (SIGRTMIN + 3)
-
-namespace tizen_cpp {
-namespace internal {
-
-AnrMonitor::AnrMonitor() {
-  struct sigaction action;
-  memset(&action, '\0', sizeof(action));
-  sigemptyset(&action.sa_mask);
-  action.sa_flags = SA_RESTART;
-  action.sa_handler = SignalHandler;
-
-  if (sigaction(SIGRTANR, &action, &old_action_) != 0)
-    _E("sigaction() is failed. errno(%d)", errno);
-}
-
-AnrMonitor::~AnrMonitor() {
-  if (sigaction(SIGRTANR, &old_action_, nullptr) != 0)
-    _W("sigaction() is failed. errno(%d)", errno);
-}
-
-void AnrMonitor::SignalHandler(int signo) {
-  static unsigned int count;
-  STDERR("===================================================================");
-  STDERR("=================== Application Not Responding ====================");
-  PRINT_BACKTRACE();
-  STDERR("============== Application did not respond %d times ===============",
-      ++count);
-  STDERR("===================================================================");
-}
-
-}  // namespace internal
-}  // namespace tizen_cpp
diff --git a/tizen-cpp/app-core-cpp/anr_monitor_private.hh b/tizen-cpp/app-core-cpp/anr_monitor_private.hh
deleted file mode 100644
index 3f199ed..0000000
--- a/tizen-cpp/app-core-cpp/anr_monitor_private.hh
+++ /dev/null
@@ -1,45 +0,0 @@
-/*
- * Copyright (c) 2023 Samsung Electronics Co., Ltd.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef TIZEN_CPP_APP_CORE_CPP_ANR_MONITOR_PRIVATE_HH_
-#define TIZEN_CPP_APP_CORE_CPP_ANR_MONITOR_PRIVATE_HH_
-
-#include <signal.h>
-
-namespace tizen_cpp {
-namespace internal {
-
-class AnrMonitor {
- public:
-  AnrMonitor();
-  ~AnrMonitor();
-
-  AnrMonitor(const AnrMonitor&) = delete;
-  AnrMonitor& operator = (const AnrMonitor&) = delete;
-  AnrMonitor(AnrMonitor&&) = delete;
-  AnrMonitor& operator = (AnrMonitor&&) = delete;
-
- private:
-  static void SignalHandler(int signo);
-
- private:
-  struct sigaction old_action_;
-};
-
-}  // namespace internal
-}  // namespace tizen_cpp
-
-#endif  // TIZEN_CPP_APP_CORE_CPP_ANR_MONITOR_PRIVATE_HH_
diff --git a/tizen-cpp/app-core-cpp/app_core_base.cc b/tizen-cpp/app-core-cpp/app_core_base.cc
index 057db72..8a50042 100644
--- a/tizen-cpp/app-core-cpp/app_core_base.cc
+++ b/tizen-cpp/app-core-cpp/app_core_base.cc
@@ -50,7 +50,6 @@
 #include <utility>
 #include <vector>
 
-#include "app-core-cpp/anr_monitor_private.hh"
 #include "app-core-cpp/app_core_plugin_private.hh"
 #include "app-core-cpp/exit_handler_private.hh"
 #include "app-core-cpp/sigterm_handler_private.hh"
@@ -65,7 +64,6 @@ AppCoreBase* AppCoreBase::context_ = nullptr;
 namespace {
 
 internal::ExitHandler exit_handler;
-internal::AnrMonitor anr_monitor;
 internal::SigtermHandler sigterm_handler;
 
 enum TizenProfile {
-- 
2.7.4