37 lines
1.2 KiB
C++
37 lines
1.2 KiB
C++
// Copyright 2011 The Chromium Authors
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef BASE_BUILD_TIME_H_
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#define BASE_BUILD_TIME_H_
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#include "base/generated_build_date.h"
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#include "base/time/time.h"
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namespace base {
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// GetBuildTime returns the time at which the current binary was built,
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// rounded down to 5:00:00am at the start of the day in UTC.
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//
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// This uses a generated file, which doesn't trigger a rebuild when the time
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// changes. It will, however, be updated whenever //build/util/LASTCHANGE
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// changes.
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//
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// This value should only be considered accurate to within a day.
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// It will always be in the past.
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//
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// Note: If the build is not official (i.e. is_official_build = false)
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// this time will be set to 5:00:00am on the most recent first Sunday
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// of a month.
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constexpr Time GetBuildTime() {
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// BASE_GENERATED_BUILD_DATE_TIMESTAMP is a Unix timestamp value. See
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// //base/write_build_date_header.py and //build/compute_build_timestamp.py
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// for details. On non-official builds, this will be first Sunday of the month
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// at 5:00am UTC.
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return Time::FromTimeT(BASE_GENERATED_BUILD_DATE_TIMESTAMP);
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}
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} // namespace base
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#endif // BASE_BUILD_TIME_H_
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