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. 26 namespace i18n { 27 namespace phonenumbers { 28 29 class Lock { 30 public: Lock()31 Lock() {} 32 Acquire()33 void Acquire() const { 34 DCHECK(thread_checker_.CalledOnValidThread()); 35 IGNORE_UNUSED(thread_checker_); 36 } 37 Release()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