Abseil Common Libraries (C++) (grcp 依赖)
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31 lines
1007 B
31 lines
1007 B
// 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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// https://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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ABSL_NAMESPACE_BEGIN |
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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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ABSL_NAMESPACE_END |
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} // namespace absl
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