1// Copyright (C) 2020 The Libphonenumber Authors
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7// http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15// Author: Philippe Liard
16
17#ifndef I18N_PHONENUMBERS_BASE_SYNCHRONIZATION_LOCK_UNSAFE_H_
18#define I18N_PHONENUMBERS_BASE_SYNCHRONIZATION_LOCK_UNSAFE_H_
19
20#include "phonenumbers/base/logging.h"
21#include "phonenumbers/base/thread_checker.h"
22
23// Dummy lock implementation on non-POSIX platforms. If you are running on a
24// different platform and care about thread-safety, please compile with
25// -DI18N_PHONENUMBERS_USE_BOOST.
26namespace i18n {
27namespace phonenumbers {
28
29class Lock {
30 public:
31  Lock() {}
32
33  void Acquire() const {
34    DCHECK(thread_checker_.CalledOnValidThread());
35    IGNORE_UNUSED(thread_checker_);
36  }
37
38  void Release() const {
39    DCHECK(thread_checker_.CalledOnValidThread());
40    IGNORE_UNUSED(thread_checker_);
41  }
42
43 private:
44  DISALLOW_COPY_AND_ASSIGN(Lock);
45  const ThreadChecker thread_checker_;
46};
47
48}  // namespace phonenumbers
49}  // namespace i18n
50
51#endif  // I18N_PHONENUMBERS_BASE_SYNCHRONIZATION_LOCK_UNSAFE_H_
52