/usr/include/phonenumbers/base/thread_checker.h is in libphonenumber-dev 7.0.8-0ubuntu3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 | // Copyright (C) 2013 The Libphonenumber Authors
//
// Licensed 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.
// Author: Philippe Liard
#ifndef I18N_PHONENUMBERS_BASE_THREAD_CHECKER_H_
#define I18N_PHONENUMBERS_BASE_THREAD_CHECKER_H_
#if !defined(I18N_PHONENUMBERS_USE_BOOST)
// Note that I18N_PHONENUMBERS_NO_THREAD_SAFETY must be defined only to let the
// user of the library know that it can't be used in a thread-safe manner when
// it is not depending on Boost.
#if !defined(__linux__) && !defined(__APPLE__) && \
!defined(I18N_PHONENUMBERS_NO_THREAD_SAFETY)
#error Building without Boost, please provide \
-DI18N_PHONENUMBERS_NO_THREAD_SAFETY
#endif
#endif
#if !defined(NDEBUG) && !defined(I18N_PHONENUMBERS_USE_BOOST) && \
(defined(__linux__) || defined(__apple__))
#include <pthread.h>
namespace i18n {
namespace phonenumbers {
class ThreadChecker {
public:
ThreadChecker() : thread_id_(pthread_self()) {}
bool CalledOnValidThread() const {
return thread_id_ == pthread_self();
}
private:
const pthread_t thread_id_;
};
#else
namespace i18n {
namespace phonenumbers {
class ThreadChecker {
public:
bool CalledOnValidThread() const {
return true;
}
};
#endif
} // namespace phonenumbers
} // namespace i18n
#endif // I18N_PHONENUMBERS_BASE_THREAD_CHECKER_H_
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