1/*
2 * Copyright (C) 2012 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 */
16
17#ifndef SCOPED_PTHREAD_MUTEX_LOCKER_H
18#define SCOPED_PTHREAD_MUTEX_LOCKER_H
19
20#include <pthread.h>
21
22#include "bionic_macros.h"
23
24class ScopedPthreadMutexLocker {
25 public:
26  explicit ScopedPthreadMutexLocker(pthread_mutex_t* mu) : mu_(mu) {
27    pthread_mutex_lock(mu_);
28  }
29
30  ~ScopedPthreadMutexLocker() {
31    pthread_mutex_unlock(mu_);
32  }
33
34 private:
35  pthread_mutex_t* mu_;
36
37  DISALLOW_COPY_AND_ASSIGN(ScopedPthreadMutexLocker);
38};
39
40#endif // SCOPED_PTHREAD_MUTEX_LOCKER_H
41