#include "Poco/Clock.h"

#include "Poco/Exception.h"

#include "Poco/Timestamp.h"

#include <chrono>

#include <algorithm>

#undef min

#undef max

#include <limits>

#ifndef POCO_HAVE_CLOCK_GETTIME

#if (defined(_POSIX_TIMERS) && defined(CLOCK_REALTIME)) || defined(POCO_VXWORKS) || defined(__QNX__)

#ifndef __APPLE__ // See GitHub issue #1453 - not available before Mac OS 10.12/iOS 10

#define POCO_HAVE_CLOCK_GETTIME

#endif

#endif

#endif

namespace Poco {

const Clock::ClockVal Clock::CLOCKVAL_MIN = std::numeric_limits<Clock::ClockVal>::min();

const Clock::ClockVal Clock::CLOCKVAL_MAX = std::numeric_limits<Clock::ClockVal>::max();

Clock::Clock()

{

update();

}

Clock::Clock(ClockVal tv)

{

_clock = tv;

}

Clock::Clock(const Clock& other)

{

_clock = other._clock;

}

Clock::~Clock()

{

}

Clock& Clock::operator = (const Clock& other)

{

_clock = other._clock;

return *this;

}

Clock& Clock::operator = (ClockVal tv)

{

_clock = tv;

return *this;

}

void Clock::swap(Clock& timestamp)

{

std::swap(_clock, timestamp._clock);

}

void Clock::update()

{

_clock = std::chrono::duration_cast<std::chrono::microseconds>(std::chrono::steady_clock::now().time_since_epoch()).count();

}

Clock::ClockDiff Clock::accuracy()

}

bool Clock::monotonic()

{

return std::chrono::steady_clock::is_steady;

}

} // namespace Poco