cdesktopenv/cde/programs/dtcm/libDtCmP/timeops.h

151 lines
4.7 KiB
C

/*
* CDE - Common Desktop Environment
*
* Copyright (c) 1993-2012, The Open Group. All rights reserved.
*
* These libraries and programs are free software; you can
* redistribute them and/or modify them under the terms of the GNU
* Lesser General Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* These libraries and programs are distributed in the hope that
* they will be useful, but WITHOUT ANY WARRANTY; without even the
* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with these libraries and programs; if not, write
* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
* Floor, Boston, MA 02110-1301 USA
*/
/*******************************************************************************
**
** timeops.h
**
** static char sccsid[] = "@(#)timeops.h 1.10 94/11/07 Copyr 1991 Sun Microsystems, Inc.";
**
** $XConsortium: timeops.h /main/3 1995/11/03 10:39:02 rswiston $
**
** RESTRICTED CONFIDENTIAL INFORMATION:
**
** The information in this document is subject to special
** restrictions in a confidential disclosure agreement between
** HP, IBM, Sun, USL, SCO and Univel. Do not distribute this
** document outside HP, IBM, Sun, USL, SCO, or Univel without
** Sun's specific written approval. This document and all copies
** and derivative works thereof must be returned or destroyed at
** Sun's request.
**
** Copyright 1993 Sun Microsystems, Inc. All rights reserved.
**
*******************************************************************************/
/* *
* (c) Copyright 1993, 1994 Hewlett-Packard Company *
* (c) Copyright 1993, 1994 International Business Machines Corp. *
* (c) Copyright 1993, 1994 Sun Microsystems, Inc. *
* (c) Copyright 1993, 1994 Novell, Inc. *
*/
#ifndef _TIMEOPS_H
#define _TIMEOPS_H
#include <EUSCompat.h>
typedef enum {
minsec = 60,
fivemins = 300,
hrsec = 3600,
daysec = 86400,
wksec = 604800,
yrsec = 31536000,
leapyrsec = 31622400
} Unit;
/* use time_t typedef for Tick, not a hardcoded long */
typedef time_t Tick; /* tick = seconds since epoch */
extern Tick bot; /* beginning of time */
extern char *days[];
extern char *days2[];
extern char *days3[];
extern char *days4[];
extern Tick eot; /* end of time */
extern char *hours[];
extern int monthdays[];
extern char *months[];
extern char *months2[];
extern int monthsecs[];
extern char *numbers[];
extern int days_to_seconds (int);
extern int dom (Tick);
extern int dow (Tick);
extern int fdom (Tick);
extern Tick first_dom (Tick);
extern Tick first_dow (Tick);
extern Tick get_eot (void);
extern Tick get_bot (void);
extern long gmt_off (void);
extern int hour (Tick);
extern int hours_to_seconds(int);
extern void init_time (void);
extern Tick jan1 (Tick);
extern Tick last_dom (Tick);
extern Tick last_dow (Tick);
extern Tick last_ndays (Tick t, int);
extern int lastapptofweek (u_int);
extern Tick lastjan1 (Tick);
extern int ldom (Tick);
extern Tick lower_bound (int, Tick);
extern Tick lowerbound (Tick);
extern boolean_t magic_time (Tick t);
extern Tick midnight ();
extern int minutes_to_seconds(int);
extern int minute (Tick);
extern int month (Tick);
extern Tick monthdayyear (int, int, int);
extern int monthlength (Tick);
extern Tick next_ndays (Tick, int);
extern Tick next_nhours (Tick, int);
extern Tick next2weeks (Tick);
extern Tick nextday (Tick);
extern Tick nextjan1 (Tick);
extern Tick nextmonth (Tick t);
extern Tick next_nmonth (Tick t, int n);
extern Tick nextmonth_exactday(Tick t);
extern Tick nextweek (Tick t);
extern Tick nextyear (Tick);
extern Tick nextnyear (Tick t, int n);
extern Tick now (void);
extern int ntimes_this_week(u_int, int);
extern int numwks (Tick);
extern Tick prev_nmonth (Tick t, int n);
extern Tick prevmonth_exactday(Tick);
extern Tick previousmonth (Tick t);
extern Tick prevweek (Tick t);
extern Tick prev2weeks (Tick t);
extern Tick prevnyear (Tick t, int n);
extern int seconds (int n, Unit unit);
extern double seconds_dble (double n, Unit unit);
extern int seconds_to_days (int);
extern int seconds_to_hours(int);
extern int seconds_to_minutes(int);
extern int seconds_to_weeks(int);
extern void set_timezone (char*);
extern int timeok (Tick t);
extern Tick upperbound (Tick);
extern int weeks_to_seconds(int);
extern int wom (Tick);
extern boolean_t weekofmonth (Tick, int*);
extern Tick xytoclock (int, int, Tick);
extern int year (Tick);
extern int adjust_dst (Tick, Tick);
extern boolean_t adjust_hour (int*);
extern int leapyr (int);
extern Tick prevday (Tick);
#endif