1 // Copyright 2018 The Abseil Authors.
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
7 // https://www.apache.org/licenses/LICENSE-2.0
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.
19 namespace time_internal {
21 static int64_t GetCurrentTimeNanosFromSystem() {
22 return std::chrono::duration_cast<std::chrono::nanoseconds>(
23 std::chrono::system_clock::now() -
24 std::chrono::system_clock::from_time_t(0))
28 } // namespace time_internal