// Copyright (C) 2001-2003

// William E. Kempf

//

//  Distributed under the Boost Software License, Version 1.0. (See accompanying 

//  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)

#ifndef BOOST_XTIME_WEK070601_HPP

#define BOOST_XTIME_WEK070601_HPP

#include <boost/thread/detail/config.hpp>

#include <boost/cstdint.hpp>

namespace boost {

enum xtime_clock_types

{

    TIME_UTC=1

//    TIME_TAI,

//    TIME_MONOTONIC,

//    TIME_PROCESS,

//    TIME_THREAD,

//    TIME_LOCAL,

//    TIME_SYNC,

//    TIME_RESOLUTION

};

struct xtime

{

#if defined(BOOST_NO_INT64_T)

    typedef int_fast32_t xtime_sec_t; //INT_FAST32_MIN <= sec <= INT_FAST32_MAX

#else

    typedef int_fast64_t xtime_sec_t; //INT_FAST64_MIN <= sec <= INT_FAST64_MAX

#endif

    typedef int_fast32_t xtime_nsec_t; //0 <= xtime.nsec < NANOSECONDS_PER_SECOND

    xtime_sec_t sec;

    xtime_nsec_t nsec;

};

int BOOST_THREAD_DECL xtime_get(struct xtime* xtp, int clock_type);

inline int xtime_cmp(const xtime& xt1, const xtime& xt2)

{

    if (xt1.sec == xt2.sec)

        return (int)(xt1.nsec - xt2.nsec);

    else 

        return (xt1.sec > xt2.sec) ? 1 : -1;

}

} // namespace boost

#endif //BOOST_XTIME_WEK070601_HPP