1 // Copyright (C) 2011 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_H_ 18 #define I18N_PHONENUMBERS_BASE_SYNCHRONIZATION_LOCK_H_ 19 20 #if defined(I18N_PHONENUMBERS_USE_BOOST) 21 #include "phonenumbers/base/synchronization/lock_boost.h" 22 #elif (__cplusplus >= 201103L) && defined(I18N_PHONENUMBERS_USE_STDMUTEX) 23 // C++11 Lock implementation based on std::mutex. 24 #include "phonenumbers/base/synchronization/lock_stdmutex.h" 25 #elif defined(__linux__) || defined(__APPLE__) || defined(I18N_PHONENUMBERS_HAVE_POSIX_THREAD) 26 #include "phonenumbers/base/synchronization/lock_posix.h" 27 #elif defined(WIN32) 28 #include "phonenumbers/base/synchronization/lock_win32.h" 29 #else 30 #include "phonenumbers/base/synchronization/lock_unsafe.h" 31 #endif 32 33 // lock_boost.h comes with its own AutoLock. 34 #if !defined(I18N_PHONENUMBERS_USE_BOOST) 35 namespace i18n { 36 namespace phonenumbers { 37 38 class AutoLock { 39 public: AutoLock(Lock & lock)40 AutoLock(Lock& lock) : lock_(lock) { 41 lock_.Acquire(); 42 } 43 ~AutoLock()44 ~AutoLock() { 45 lock_.Release(); 46 } 47 48 private: 49 Lock& lock_; 50 }; 51 52 } // namespace phonenumbers 53 } // namespace i18n 54 #endif // !I18N_PHONENUMBERS_USE_BOOST 55 56 #endif // I18N_PHONENUMBERS_BASE_SYNCHRONIZATION_LOCK_H_ 57