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/*
* tclDate.c --
*
* This file is generated from a yacc grammar defined in
* the file tclGetDate.y. It should not be edited directly.
*
* Copyright (c) 1992-1995 Karl Lehenbauer and Mark Diekhans.
* Copyright (c) 1995-1997 Sun Microsystems, Inc.
*
* See the file "license.terms" for information on usage and redistribution
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
* RCS: @(#) $Id: tclDate.c,v 1.2 1998/09/14 18:39:58 stanton Exp $
*/
#include "tclInt.h"
#include "tclPort.h"
#ifdef MAC_TCL
# define EPOCH 1904
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/*
* tclDate.c --
*
* This file is generated from a yacc grammar defined in
* the file tclGetDate.y. It should not be edited directly.
*
* Copyright (c) 1992-1995 Karl Lehenbauer and Mark Diekhans.
* Copyright (c) 1995-1997 Sun Microsystems, Inc.
*
* See the file "license.terms" for information on usage and redistribution
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
* RCS: @(#) $Id: tclDate.c,v 1.2.4.1 1999/03/04 00:58:26 stanton Exp $
*/
#include "tclInt.h"
#include "tclPort.h"
#ifdef MAC_TCL
# define EPOCH 1904
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}
Julian *= SECSPERDAY;
Julian += TclDateTimezone * 60L;
if ((tod = ToSeconds(Hours, Minutes, Seconds, Meridian)) < 0)
return -1;
Julian += tod;
if (DSTmode == DSTon
|| (DSTmode == DSTmaybe && TclpGetDate(&Julian, 0)->tm_isdst))
Julian -= 60 * 60;
*TimePtr = Julian;
return 0;
}
static time_t
DSTcorrect(Start, Future)
time_t Start;
time_t Future;
{
time_t StartDay;
time_t FutureDay;
StartDay = (TclpGetDate(&Start, 0)->tm_hour + 1) % 24;
FutureDay = (TclpGetDate(&Future, 0)->tm_hour + 1) % 24;
return (Future - Start) + (StartDay - FutureDay) * 60L * 60L;
}
static time_t
RelativeDate(Start, DayOrdinal, DayNumber)
time_t Start;
time_t DayOrdinal;
time_t DayNumber;
{
struct tm *tm;
time_t now;
now = Start;
tm = TclpGetDate(&now, 0);
now += SECSPERDAY * ((DayNumber - tm->tm_wday + 7) % 7);
now += 7 * SECSPERDAY * (DayOrdinal <= 0 ? DayOrdinal : DayOrdinal - 1);
return DSTcorrect(Start, now);
}
static int
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}
Julian *= SECSPERDAY;
Julian += TclDateTimezone * 60L;
if ((tod = ToSeconds(Hours, Minutes, Seconds, Meridian)) < 0)
return -1;
Julian += tod;
if (DSTmode == DSTon
|| (DSTmode == DSTmaybe && TclpGetDate((TclpTime_t)&Julian, 0)->tm_isdst))
Julian -= 60 * 60;
*TimePtr = Julian;
return 0;
}
static time_t
DSTcorrect(Start, Future)
time_t Start;
time_t Future;
{
time_t StartDay;
time_t FutureDay;
StartDay = (TclpGetDate((TclpTime_t)&Start, 0)->tm_hour + 1) % 24;
FutureDay = (TclpGetDate((TclpTime_t)&Future, 0)->tm_hour + 1) % 24;
return (Future - Start) + (StartDay - FutureDay) * 60L * 60L;
}
static time_t
RelativeDate(Start, DayOrdinal, DayNumber)
time_t Start;
time_t DayOrdinal;
time_t DayNumber;
{
struct tm *tm;
time_t now;
now = Start;
tm = TclpGetDate((TclpTime_t)&now, 0);
now += SECSPERDAY * ((DayNumber - tm->tm_wday + 7) % 7);
now += 7 * SECSPERDAY * (DayOrdinal <= 0 ? DayOrdinal : DayOrdinal - 1);
return DSTcorrect(Start, now);
}
static int
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time_t Julian;
int result;
if (RelMonth == 0) {
*TimePtr = 0;
return 0;
}
tm = TclpGetDate(&Start, 0);
Month = 12 * (tm->tm_year + TM_YEAR_BASE) + tm->tm_mon + RelMonth;
Year = Month / 12;
Month = Month % 12 + 1;
result = Convert(Month, (time_t) tm->tm_mday, Year,
(time_t) tm->tm_hour, (time_t) tm->tm_min, (time_t) tm->tm_sec,
MER24, DSTmaybe, &Julian);
/*
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time_t Julian;
int result;
if (RelMonth == 0) {
*TimePtr = 0;
return 0;
}
tm = TclpGetDate((TclpTime_t)&Start, 0);
Month = 12 * (tm->tm_year + TM_YEAR_BASE) + tm->tm_mon + RelMonth;
Year = Month / 12;
Month = Month % 12 + 1;
result = Convert(Month, (time_t) tm->tm_mday, Year,
(time_t) tm->tm_hour, (time_t) tm->tm_min, (time_t) tm->tm_sec,
MER24, DSTmaybe, &Julian);
/*
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struct tm *tm;
time_t Start;
time_t Time;
time_t tod;
int thisyear;
TclDateInput = p;
tm = TclpGetDate((time_t *) &now, 0);
thisyear = tm->tm_year + TM_YEAR_BASE;
TclDateYear = thisyear;
TclDateMonth = tm->tm_mon + 1;
TclDateDay = tm->tm_mday;
TclDateTimezone = zone;
if (zone == -50000) {
TclDateDSTmode = DSToff; /* assume GMT */
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struct tm *tm;
time_t Start;
time_t Time;
time_t tod;
int thisyear;
TclDateInput = p;
tm = TclpGetDate((TclpTime_t) &now, 0);
thisyear = tm->tm_year + TM_YEAR_BASE;
TclDateYear = thisyear;
TclDateMonth = tm->tm_mon + 1;
TclDateDay = tm->tm_mday;
TclDateTimezone = zone;
if (zone == -50000) {
TclDateDSTmode = DSToff; /* assume GMT */
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