1 /* 2 * Copyright (c) Facebook, Inc. and its affiliates. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #pragma once 18 19 #include <folly/portability/Time.h> 20 21 #include <time.h> 22 23 namespace folly { 24 namespace chrono { 25 26 extern int (*clock_gettime)(clockid_t, timespec* ts); 27 extern int64_t (*clock_gettime_ns)(clockid_t); 28 } // namespace chrono 29 } // namespace folly 30