Merge "Remove Mac/Windows quick_exit() implementation." am: 4645210097
am: 31ef98c534

Change-Id: Ifbe285d857ea9a9798ae3bec3fc6aae69a9a385a
diff --git a/base/Android.bp b/base/Android.bp
index f5000c1..25ae535 100644
--- a/base/Android.bp
+++ b/base/Android.bp
@@ -61,7 +61,6 @@
         "parsenetaddress.cpp",
         "process.cpp",
         "properties.cpp",
-        "quick_exit.cpp",
         "stringprintf.cpp",
         "strings.cpp",
         "threads.cpp",
@@ -154,7 +153,6 @@
         "parsenetaddress_test.cpp",
         "process_test.cpp",
         "properties_test.cpp",
-        "quick_exit_test.cpp",
         "result_test.cpp",
         "scopeguard_test.cpp",
         "stringprintf_test.cpp",
diff --git a/base/include/android-base/quick_exit.h b/base/include/android-base/quick_exit.h
deleted file mode 100644
index a03b14f..0000000
--- a/base/include/android-base/quick_exit.h
+++ /dev/null
@@ -1,34 +0,0 @@
-/*
- * Copyright (C) 2016 The Android Open Source Project
- *
- * 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.
- */
-
-#pragma once
-
-#include <stdlib.h>
-
-// Provide emulation for at_quick_exit/quick_exit on platforms that don't have it.
-namespace android {
-namespace base {
-
-// Bionic and glibc have quick_exit, Darwin and Windows don't.
-#if !defined(__linux__)
-  void quick_exit(int exit_code) __attribute__((noreturn));
-  int at_quick_exit(void (*func)());
-#else
-  using ::at_quick_exit;
-  using ::quick_exit;
-#endif
-}
-}
diff --git a/base/quick_exit.cpp b/base/quick_exit.cpp
deleted file mode 100644
index e4dd62b..0000000
--- a/base/quick_exit.cpp
+++ /dev/null
@@ -1,46 +0,0 @@
-/*
- * Copyright (C) 2016 The Android Open Source Project
- *
- * 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 "android-base/quick_exit.h"
-
-#if !defined(__linux__)
-
-#include <mutex>
-#include <vector>
-
-namespace android {
-namespace base {
-
-static auto& quick_exit_mutex = *new std::mutex();
-static auto& quick_exit_handlers = *new std::vector<void (*)()>();
-
-void quick_exit(int exit_code) {
-  std::lock_guard<std::mutex> lock(quick_exit_mutex);
-  for (auto it = quick_exit_handlers.rbegin(); it != quick_exit_handlers.rend(); ++it) {
-    (*it)();
-  }
-  _Exit(exit_code);
-}
-
-int at_quick_exit(void (*func)()) {
-  std::lock_guard<std::mutex> lock(quick_exit_mutex);
-  quick_exit_handlers.push_back(func);
-  return 0;
-}
-
-}  // namespace base
-}  // namespace android
-#endif
diff --git a/base/quick_exit_test.cpp b/base/quick_exit_test.cpp
deleted file mode 100644
index 7ca8156..0000000
--- a/base/quick_exit_test.cpp
+++ /dev/null
@@ -1,54 +0,0 @@
-/*
- * Copyright (C) 2016 The Android Open Source Project
- *
- * 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 "android-base/quick_exit.h"
-
-#include <gtest/gtest.h>
-
-#include <errno.h>
-#include <fcntl.h>
-#include <unistd.h>
-
-#include <string>
-
-#include "android-base/test_utils.h"
-
-// These tests are a bit sketchy, since each test run adds global state that affects subsequent
-// tests (including ones not in this file!). Exit with 0 in Exiter and stick the at_quick_exit test
-// at the end to hack around this.
-struct Exiter {
-  ~Exiter() {
-    _Exit(0);
-  }
-};
-
-TEST(quick_exit, smoke) {
-  ASSERT_EXIT(android::base::quick_exit(123), testing::ExitedWithCode(123), "");
-}
-
-TEST(quick_exit, skip_static_destructors) {
-  static Exiter exiter;
-  ASSERT_EXIT(android::base::quick_exit(123), testing::ExitedWithCode(123), "");
-}
-
-TEST(quick_exit, at_quick_exit) {
-  static int counter = 4;
-  // "Functions passed to at_quick_exit are called in reverse order of their registration."
-  ASSERT_EQ(0, android::base::at_quick_exit([]() { _exit(counter); }));
-  ASSERT_EQ(0, android::base::at_quick_exit([]() { counter += 2; }));
-  ASSERT_EQ(0, android::base::at_quick_exit([]() { counter *= 10; }));
-  ASSERT_EXIT(android::base::quick_exit(123), testing::ExitedWithCode(42), "");
-}