cde/programs/dtcm/libDtCmP/timeops.h

   1 /*******************************************************************************
   2 **
   3 **  timeops.h
   4 **
   5 **  static char sccsid[] = "@(#)timeops.h 1.10 94/11/07 Copyr 1991 Sun Microsystems, Inc.";
   6 **
   7 **  $XConsortium: timeops.h /main/3 1995/11/03 10:39:02 rswiston $
   8 **
   9 **  RESTRICTED CONFIDENTIAL INFORMATION:
  10 **
  11 **  The information in this document is subject to special
  12 **  restrictions in a confidential disclosure agreement between
  13 **  HP, IBM, Sun, USL, SCO and Univel.  Do not distribute this
  14 **  document outside HP, IBM, Sun, USL, SCO, or Univel without
  15 **  Sun's specific written approval.  This document and all copies
  16 **  and derivative works thereof must be returned or destroyed at
  17 **  Sun's request.
  18 **
  19 **  Copyright 1993 Sun Microsystems, Inc.  All rights reserved.
  20 **
  21 *******************************************************************************/
  22
  23 /*                                                                      *
  24  * (c) Copyright 1993, 1994 Hewlett-Packard Company                     *
  25  * (c) Copyright 1993, 1994 International Business Machines Corp.       *
  26  * (c) Copyright 1993, 1994 Sun Microsystems, Inc.                      *
  27  * (c) Copyright 1993, 1994 Novell, Inc.                                *
  28  */
  29
  30 #ifndef _TIMEOPS_H
  31 #define _TIMEOPS_H
  32
  33 #include <EUSCompat.h>
  34 #include "ansi_c.h"
  35
  36 typedef enum {
  37         minsec          = 60,
  38         fivemins        = 300,
  39         hrsec           = 3600,
  40         daysec          = 86400,
  41         wksec           = 604800,
  42         yrsec           = 31536000,
  43         leapyrsec       = 31622400
  44 } Unit;
  45
  46 /* use time_t typedef for Tick, not a hardcoded long */
  47 typedef time_t  Tick;           /* tick = seconds since epoch */
  48
  49 extern Tick     bot;            /* beginning of time */
  50 extern char     *days[];
  51 extern char     *days2[];
  52 extern char     *days3[];
  53 extern char     *days4[];
  54 extern Tick     eot;            /* end of time */
  55 extern char     *hours[];
  56 extern int      monthdays[];
  57 extern char     *months[];
  58 extern char     *months2[];
  59 extern int      monthsecs[];
  60 extern char     *numbers[];
  61
  62 extern int      days_to_seconds         P((int));
  63 extern int      dom                     P((Tick));
  64 extern int      dow                     P((Tick));
  65 extern int      fdom                    P((Tick));
  66 extern Tick     first_dom               P((Tick));
  67 extern Tick     first_dow               P((Tick));
  68 extern Tick     get_eot                 P(());
  69 extern Tick     get_bot                 P(());
  70 extern long     gmt_off                 P(());
  71 extern int      hour                    P((Tick));
  72 extern int      hours_to_seconds        P((int));
  73 extern void     init_time               P(());
  74 extern Tick     jan1                    P((Tick));
  75 extern Tick     last_dom                P((Tick));
  76 extern Tick     last_dow                P((Tick));
  77 extern Tick     last_ndays              P((Tick t, int));
  78 extern int      lastapptofweek          P((u_int));
  79 extern Tick     lastjan1                P((Tick));
  80 extern int      ldom                    P((Tick));
  81 extern Tick     lower_bound             P((int, Tick));
  82 extern Tick     lowerbound              P((Tick));
  83 extern boolean_t magic_time             P((Tick t));
  84 extern Tick     midnight                P(());
  85 extern int      minutes_to_seconds      P((int));
  86 extern int      minute                  P((Tick));
  87 extern int      month                   P((Tick));
  88 extern Tick     monthdayyear            P((int, int, int));
  89 extern int      monthlength             P((Tick));
  90 extern Tick     next_ndays              P((Tick, int));
  91 extern Tick     next_nhours             P((Tick, int));
  92 extern Tick     next2weeks              P((Tick));
  93 extern Tick     nextday                 P((Tick));
  94 extern Tick     nextjan1                P((Tick));
  95 extern Tick     nextmonth               P((Tick t));
  96 extern Tick     next_nmonth             P((Tick t, int n));
  97 extern Tick     nextmonth_exactday      P((Tick t));
  98 extern Tick     nextweek                P((Tick t));
  99 extern Tick     nextyear                P((Tick));
 100 extern Tick     nextnyear               P((Tick t, int n));
 101 extern Tick     now                     P(());
 102 extern int      ntimes_this_week        P((u_int, int));
 103 extern int      numwks                  P((Tick));
 104 extern Tick     prev_nmonth             P((Tick t, int n));
 105 extern Tick     prevmonth_exactday      P((Tick));
 106 extern Tick     previousmonth           P((Tick t));
 107 extern Tick     prevweek                P((Tick t));
 108 extern Tick     prev2weeks              P((Tick t));
 109 extern Tick     prevnyear               P((Tick t, int n));
 110 extern int      seconds                 P((int n, Unit unit));
 111 extern double   seconds_dble            P((double n, Unit unit));
 112 extern int      seconds_to_days         P((int));
 113 extern int      seconds_to_hours        P((int));
 114 extern int      seconds_to_minutes      P((int));
 115 extern int      seconds_to_weeks        P((int));
 116 extern void     set_timezone            P((char*));
 117 extern int      timeok                  P((Tick t));
 118 extern Tick     upperbound              P((Tick));
 119 extern int      weeks_to_seconds        P((int));
 120 extern int      wom                     P((Tick));
 121 extern boolean_t weekofmonth            P((Tick, int*));
 122 extern Tick     xytoclock               P((int, int, Tick));
 123 extern int      year                    P((Tick));
 124 extern int      adjust_dst              P((Tick, Tick));
 125 extern boolean_t adjust_hour            P((int*));
 126 extern int      leapyr                  P((int));
 127 extern Tick     prevday                 P((Tick));
 128
 129 #endif