| /* |
| * Copyright (C) 2015 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 <pthread.h> |
| |
| namespace android { |
| |
| class AutoLock { |
| public: |
| AutoLock(pthread_mutex_t *mutex, const char *const name) |
| : mutex_(mutex), name_(name) { |
| } |
| ~AutoLock() { |
| if (locked_) |
| Unlock(); |
| } |
| |
| AutoLock(const AutoLock &rhs) = delete; |
| AutoLock &operator=(const AutoLock &rhs) = delete; |
| |
| int Lock(); |
| int Unlock(); |
| |
| private: |
| pthread_mutex_t *const mutex_; |
| bool locked_ = false; |
| const char *const name_; |
| }; |
| } |