usr/src/lib/libbc/inc/include/sys/time.h

   1 #pragma ident   "%Z%%M% %I%     %E% SMI"
   2
   3 /*
   4  * Copyright (c) 1982, 1986 Regents of the University of California.
   5  * All rights reserved.  The Berkeley software License Agreement
   6  * specifies the terms and conditions for redistribution.
   7  */
   8
   9 #ifndef _sys_time_h
  10 #define _sys_time_h
  11
  12 /*
  13  * Structure returned by gettimeofday(2) system call,
  14  * and used in other calls.
  15  */
  16 struct timeval {
  17         long    tv_sec;         /* seconds */
  18         long    tv_usec;        /* and microseconds */
  19 };
  20
  21 struct timezone {
  22         int     tz_minuteswest; /* minutes west of Greenwich */
  23         int     tz_dsttime;     /* type of dst correction */
  24 };
  25 #define DST_NONE        0       /* not on dst */
  26 #define DST_USA         1       /* USA style dst */
  27 #define DST_AUST        2       /* Australian style dst */
  28 #define DST_WET         3       /* Western European dst */
  29 #define DST_MET         4       /* Middle European dst */
  30 #define DST_EET         5       /* Eastern European dst */
  31 #define DST_CAN         6       /* Canada */
  32 #define DST_GB          7       /* Great Britain and Eire */
  33 #define DST_RUM         8       /* Rumania */
  34 #define DST_TUR         9       /* Turkey */
  35 #define DST_AUSTALT     10      /* Australian style with shift in 1986 */
  36
  37 /*
  38  * Operations on timevals.
  39  *
  40  * NB: timercmp does not work for >= or <=.
  41  */
  42 #define timerisset(tvp)         ((tvp)->tv_sec || (tvp)->tv_usec)
  43 #define timercmp(tvp, uvp, cmp) \
  44         ((tvp)->tv_sec cmp (uvp)->tv_sec || \
  45          (tvp)->tv_sec == (uvp)->tv_sec && (tvp)->tv_usec cmp (uvp)->tv_usec)
  46 #define timerclear(tvp)         (tvp)->tv_sec = (tvp)->tv_usec = 0
  47
  48 /*
  49  * Names of the interval timers, and structure
  50  * defining a timer setting.
  51  */
  52 #define ITIMER_REAL     0
  53 #define ITIMER_VIRTUAL  1
  54 #define ITIMER_PROF     2
  55
  56 struct  itimerval {
  57         struct  timeval it_interval;    /* timer interval */
  58         struct  timeval it_value;       /* current value */
  59 };
  60
  61 #ifndef KERNEL
  62 #include <time.h>
  63 #endif
  64
  65 #endif /*!_sys_time_h*/