blob: fa940bfd6c80a0d14b0cb41ef9c9acb1916fe52e [file] [log] [blame]
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/sys_info.h"
#include "base/time.h"
namespace base {
// static
int64 SysInfo::Uptime() {
// This code relies on an implementation detail of TimeTicks::Now() - that
// its return value happens to coincide with the system uptime value in
// microseconds, on Win/Mac/iOS/Linux/ChromeOS and Android.
int64 uptime_in_microseconds = TimeTicks::Now().ToInternalValue();
return uptime_in_microseconds / 1000;
} // namespace base