| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 "lock.hpp" |
| |
| namespace mesos { |
| namespace internal { |
| |
| Lock::Lock(pthread_mutex_t* _mutex) |
| : mutex(_mutex), locked(false) |
| { |
| lock(); |
| } |
| |
| |
| void Lock::lock() |
| { |
| if (!locked) { |
| pthread_mutex_lock(mutex); |
| locked = true; |
| } |
| } |
| |
| |
| void Lock::unlock() |
| { |
| if (locked) { |
| locked = false; |
| pthread_mutex_unlock(mutex); |
| } |
| } |
| |
| |
| Lock::~Lock() |
| { |
| unlock(); |
| } |
| |
| } // namespace internal { |
| } // namespace mesos { |