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- /*
- * Copyright 2018-present Facebook, Inc.
- *
- * 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.
- */
- #include <folly/synchronization/AtomicNotification.h>
- #include <cstdint>
- namespace folly {
- namespace detail {
- namespace atomic_notification {
- // ParkingLot instance used for the atomic_wait() family of functions
- //
- // This has been defined as a static object (as opposed to allocated to avoid
- // destruction order problems) because of possible uses coming from
- // allocation-sensitive contexts.
- ParkingLot<std::uint32_t> parkingLot;
- } // namespace atomic_notification
- } // namespace detail
- } // namespace folly
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