Abseil Common Libraries (C++) (grcp 依赖)
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30 lines
966 B
30 lines
966 B
6 years ago
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// Copyright 2018 The Abseil Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include <chrono>
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#include <cstdint>
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namespace absl {
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namespace time_internal {
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static int64_t GetCurrentTimeNanosFromSystem() {
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return std::chrono::duration_cast<std::chrono::nanoseconds>(
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std::chrono::system_clock::now() -
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std::chrono::system_clock::from_time_t(0))
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.count();
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}
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} // namespace time_internal
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} // namespace absl
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