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/*
* Copyright (C) 2005-2018 Team Kodi
* This file is part of Kodi - https://kodi.tv
*
* SPDX-License-Identifier: GPL-2.0-or-later
* See LICENSES/README.md for more information.
*/
#include "LinuxPowerSyscall.h"
#include "FallbackPowerSyscall.h"
#if defined(HAS_DBUS)
#include "ConsoleUPowerSyscall.h"
#include "LogindUPowerSyscall.h"
#include "UPowerSyscall.h"
#endif // HAS_DBUS
#include <functional>
#include <list>
#include <memory>
#include <utility>
IPowerSyscall* CLinuxPowerSyscall::CreateInstance()
{
#if defined(HAS_DBUS)
std::unique_ptr<IPowerSyscall> bestPowerManager;
std::unique_ptr<IPowerSyscall> currPowerManager;
int bestCount = -1;
int currCount = -1;
std::list< std::pair< std::function<bool()>,
std::function<IPowerSyscall*()> > > powerManagers =
{
std::make_pair(CConsoleUPowerSyscall::HasConsoleKitAndUPower,
[] { return new CConsoleUPowerSyscall(); }),
std::make_pair(CLogindUPowerSyscall::HasLogind,
[] { return new CLogindUPowerSyscall(); }),
std::make_pair(CUPowerSyscall::HasUPower,
[] { return new CUPowerSyscall(); })
};
for(const auto& powerManager : powerManagers)
{
if (powerManager.first())
{
currPowerManager.reset(powerManager.second());
currCount = currPowerManager->CountPowerFeatures();
if (currCount > bestCount)
{
bestCount = currCount;
bestPowerManager = std::move(currPowerManager);
}
if (bestCount == IPowerSyscall::MAX_COUNT_POWER_FEATURES)
break;
}
}
if (bestPowerManager)
return bestPowerManager.release();
else
#endif // HAS_DBUS
return new CFallbackPowerSyscall();
}
void CLinuxPowerSyscall::Register()
{
IPowerSyscall::RegisterPowerSyscall(CLinuxPowerSyscall::CreateInstance);
}
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