xref: /aosp_15_r20/external/libchrome/base/build_time.h (revision 635a864187cb8b6c713ff48b7e790a6b21769273)
1*635a8641SAndroid Build Coastguard Worker // Copyright (c) 2011 The Chromium Authors. All rights reserved.
2*635a8641SAndroid Build Coastguard Worker // Use of this source code is governed by a BSD-style license that can be
3*635a8641SAndroid Build Coastguard Worker // found in the LICENSE file.
4*635a8641SAndroid Build Coastguard Worker 
5*635a8641SAndroid Build Coastguard Worker #ifndef BASE_BUILD_TIME_H_
6*635a8641SAndroid Build Coastguard Worker #define BASE_BUILD_TIME_H_
7*635a8641SAndroid Build Coastguard Worker 
8*635a8641SAndroid Build Coastguard Worker #include "base/base_export.h"
9*635a8641SAndroid Build Coastguard Worker #include "base/time/time.h"
10*635a8641SAndroid Build Coastguard Worker 
11*635a8641SAndroid Build Coastguard Worker namespace base {
12*635a8641SAndroid Build Coastguard Worker 
13*635a8641SAndroid Build Coastguard Worker // GetBuildTime returns the time at which the current binary was built,
14*635a8641SAndroid Build Coastguard Worker // rounded down to 5:00:00am at the start of the day in UTC.
15*635a8641SAndroid Build Coastguard Worker //
16*635a8641SAndroid Build Coastguard Worker // This uses a generated file, which doesn't trigger a rebuild when the time
17*635a8641SAndroid Build Coastguard Worker // changes. It will, however, be updated whenever //build/util/LASTCHANGE
18*635a8641SAndroid Build Coastguard Worker // changes.
19*635a8641SAndroid Build Coastguard Worker //
20*635a8641SAndroid Build Coastguard Worker // This value should only be considered accurate to within a day.
21*635a8641SAndroid Build Coastguard Worker // It will always be in the past.
22*635a8641SAndroid Build Coastguard Worker //
23*635a8641SAndroid Build Coastguard Worker // Note: If the build is not official (i.e. is_official_build = false)
24*635a8641SAndroid Build Coastguard Worker // this time will be set to 5:00:00am on the most recent first Sunday
25*635a8641SAndroid Build Coastguard Worker // of a month.
26*635a8641SAndroid Build Coastguard Worker Time BASE_EXPORT GetBuildTime();
27*635a8641SAndroid Build Coastguard Worker 
28*635a8641SAndroid Build Coastguard Worker }  // namespace base
29*635a8641SAndroid Build Coastguard Worker 
30*635a8641SAndroid Build Coastguard Worker #endif  // BASE_BUILD_TIME_H_
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