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- /*
- * Copyright (c) 1982, 1986 Regents of the University of California.
- * All rights reserved. The Berkeley software License Agreement
- * specifies the terms and conditions for redistribution.
- *
- * @(#)time.h 7.1 (Berkeley) 6/4/86
- * $Header: /sprite/src/lib/include/sys/RCS/time.h,v 1.5 91/06/10 17:21:45 kupfer Exp $
- */
-
- #ifndef _SYSTIME
- #define _SYSTIME
-
- #include <cfuncproto.h>
-
- /*
- * 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 */
- #define DST_WET 3 /* Western European dst */
- #define DST_MET 4 /* Middle European dst */
- #define DST_EET 5 /* Eastern European dst */
- #define DST_CAN 6 /* Canada */
-
- /*
- * Operations on timevals.
- *
- * NB: timercmp does not work for >= or <=.
- */
- #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 */
- };
-
- #ifndef KERNEL
- #include <time.h>
- #endif
-
- _EXTERN int getitimer _ARGS_((int timer, struct itimerval *valuePtr));
- _EXTERN int gettimeofday _ARGS_ ((struct timeval *tvPtr,
- struct timezone *tzPtr));
- _EXTERN int settimeofday _ARGS_ ((_CONST struct timeval *tvPtr,
- _CONST struct timezone *tzPtr));
- _EXTERN int setitimer _ARGS_((int timer, _CONST struct itimerval *newPtr,
- struct itimerval *oldPtr));
- _EXTERN int utimes _ARGS_((_CONST char *file,
- _CONST struct timeval *tvPtr));
-
- #endif /* _SYSTIME */
-