bloody australian time zone

[unix-history] / usr / src / sys / sys / time.h

/*      time.h  4.2     83/05/21        */

/*
* Structure returned by gettimeofday(2) system call,
* and used in other calls.
*/
struct timeval {
       long    tv_sec;         /* seconds */
       long    tv_usec;        /* and microseconds */
};

struct timezone {
       int     tz_minuteswest; /* minutes west of Greenwich */
       int     tz_dsttime;     /* type of dst correction */
};
#define DST_NONE        0       /* not on dst */
#define DST_USA         1       /* usa style dst */
#define DST_AUST        2       /* Australian style dst */

/*
* Operations on timevals.
*/
#define timerisset(tvp)         ((tvp)->tv_sec || (tvp)->tv_usec)
#define timercmp(tvp, uvp, cmp) \
       ((tvp)->tv_sec cmp (uvp)->tv_sec || \
        (tvp)->tv_sec == (uvp)->tv_sec && (tvp)->tv_usec cmp (uvp)->tv_usec)
#define timerclear(tvp)         (tvp)->tv_sec = (tvp)->tv_usec = 0

/*
* Names of the interval timers, and structure
* defining a timer setting.
*/
#define ITIMER_REAL     0
#define ITIMER_VIRTUAL  1
#define ITIMER_PROF     2

struct  itimerval {
       struct  timeval it_interval;    /* timer interval */
       struct  timeval it_value;       /* current value */
};

/*
* Structure returned by gmtime and localtime calls (see ctime(3)).
*/
struct tm {
       int     tm_sec;
       int     tm_min;
       int     tm_hour;
       int     tm_mday;
       int     tm_mon;
       int     tm_year;
       int     tm_wday;
       int     tm_yday;
       int     tm_isdst;
};

#ifndef KERNEL
extern  struct tm *gmtime(), *localtime();
extern  char *asctime(), *ctime();
#endif