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freebsd/contrib/tcl/generic/tclDate.c
Poul-Henning Kamp 3d33409926 Import TCL release 8.0 beta 2.
1997-07-25 19:27:55 +00:00

1639 lines
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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.
*
* @(#) tclDate.c 1.32 97/02/03 14:54:37
*/
#include "tclInt.h"
#include "tclPort.h"
#ifdef MAC_TCL
# define EPOCH 1904
# define START_OF_TIME 1904
# define END_OF_TIME 2039
#else
# define EPOCH 1970
# define START_OF_TIME 1902
# define END_OF_TIME 2037
#endif
/*
* The offset of tm_year of struct tm returned by localtime, gmtime, etc.
* I don't know how universal this is; K&R II, the NetBSD manpages, and
* ../compat/strftime.c all agree that tm_year is the year-1900. However,
* some systems may have a different value. This #define should be the
* same as in ../compat/strftime.c.
*/
#define TM_YEAR_BASE 1900
#define HOUR(x) ((int) (60 * x))
#define SECSPERDAY (24L * 60L * 60L)
/*
* An entry in the lexical lookup table.
*/
typedef struct _TABLE {
char *name;
int type;
time_t value;
} TABLE;
/*
* Daylight-savings mode: on, off, or not yet known.
*/
typedef enum _DSTMODE {
DSTon, DSToff, DSTmaybe
} DSTMODE;
/*
* Meridian: am, pm, or 24-hour style.
*/
typedef enum _MERIDIAN {
MERam, MERpm, MER24
} MERIDIAN;
/*
* Global variables. We could get rid of most of these by using a good
* union as the yacc stack. (This routine was originally written before
* yacc had the %union construct.) Maybe someday; right now we only use
* the %union very rarely.
*/
static char *TclDateInput;
static DSTMODE TclDateDSTmode;
static time_t TclDateDayOrdinal;
static time_t TclDateDayNumber;
static int TclDateHaveDate;
static int TclDateHaveDay;
static int TclDateHaveRel;
static int TclDateHaveTime;
static int TclDateHaveZone;
static time_t TclDateTimezone;
static time_t TclDateDay;
static time_t TclDateHour;
static time_t TclDateMinutes;
static time_t TclDateMonth;
static time_t TclDateSeconds;
static time_t TclDateYear;
static MERIDIAN TclDateMeridian;
static time_t TclDateRelMonth;
static time_t TclDateRelSeconds;
/*
* Prototypes of internal functions.
*/
static void TclDateerror _ANSI_ARGS_((char *s));
static time_t ToSeconds _ANSI_ARGS_((time_t Hours, time_t Minutes,
time_t Seconds, MERIDIAN Meridian));
static int Convert _ANSI_ARGS_((time_t Month, time_t Day, time_t Year,
time_t Hours, time_t Minutes, time_t Seconds,
MERIDIAN Meridia, DSTMODE DSTmode, time_t *TimePtr));
static time_t DSTcorrect _ANSI_ARGS_((time_t Start, time_t Future));
static time_t RelativeDate _ANSI_ARGS_((time_t Start, time_t DayOrdinal,
time_t DayNumber));
static int RelativeMonth _ANSI_ARGS_((time_t Start, time_t RelMonth,
time_t *TimePtr));
static int LookupWord _ANSI_ARGS_((char *buff));
static int TclDatelex _ANSI_ARGS_((void));
int
TclDateparse _ANSI_ARGS_((void));
typedef union
#ifdef __cplusplus
YYSTYPE
#endif
{
time_t Number;
enum _MERIDIAN Meridian;
} YYSTYPE;
# define tAGO 257
# define tDAY 258
# define tDAYZONE 259
# define tID 260
# define tMERIDIAN 261
# define tMINUTE_UNIT 262
# define tMONTH 263
# define tMONTH_UNIT 264
# define tSEC_UNIT 265
# define tSNUMBER 266
# define tUNUMBER 267
# define tZONE 268
# define tEPOCH 269
# define tDST 270
#ifdef __cplusplus
#ifndef TclDateerror
void TclDateerror(const char *);
#endif
#ifndef TclDatelex
#ifdef __EXTERN_C__
extern "C" { int TclDatelex(void); }
#else
int TclDatelex(void);
#endif
#endif
int TclDateparse(void);
#endif
#define TclDateclearin TclDatechar = -1
#define TclDateerrok TclDateerrflag = 0
extern int TclDatechar;
extern int TclDateerrflag;
YYSTYPE TclDatelval;
YYSTYPE TclDateval;
typedef int TclDatetabelem;
#ifndef YYMAXDEPTH
#define YYMAXDEPTH 150
#endif
#if YYMAXDEPTH > 0
int TclDate_TclDates[YYMAXDEPTH], *TclDates = TclDate_TclDates;
YYSTYPE TclDate_TclDatev[YYMAXDEPTH], *TclDatev = TclDate_TclDatev;
#else /* user does initial allocation */
int *TclDates;
YYSTYPE *TclDatev;
#endif
static int TclDatemaxdepth = YYMAXDEPTH;
# define YYERRCODE 256
/*
* Month and day table.
*/
static TABLE MonthDayTable[] = {
{ "january", tMONTH, 1 },
{ "february", tMONTH, 2 },
{ "march", tMONTH, 3 },
{ "april", tMONTH, 4 },
{ "may", tMONTH, 5 },
{ "june", tMONTH, 6 },
{ "july", tMONTH, 7 },
{ "august", tMONTH, 8 },
{ "september", tMONTH, 9 },
{ "sept", tMONTH, 9 },
{ "october", tMONTH, 10 },
{ "november", tMONTH, 11 },
{ "december", tMONTH, 12 },
{ "sunday", tDAY, 0 },
{ "monday", tDAY, 1 },
{ "tuesday", tDAY, 2 },
{ "tues", tDAY, 2 },
{ "wednesday", tDAY, 3 },
{ "wednes", tDAY, 3 },
{ "thursday", tDAY, 4 },
{ "thur", tDAY, 4 },
{ "thurs", tDAY, 4 },
{ "friday", tDAY, 5 },
{ "saturday", tDAY, 6 },
{ NULL }
};
/*
* Time units table.
*/
static TABLE UnitsTable[] = {
{ "year", tMONTH_UNIT, 12 },
{ "month", tMONTH_UNIT, 1 },
{ "fortnight", tMINUTE_UNIT, 14 * 24 * 60 },
{ "week", tMINUTE_UNIT, 7 * 24 * 60 },
{ "day", tMINUTE_UNIT, 1 * 24 * 60 },
{ "hour", tMINUTE_UNIT, 60 },
{ "minute", tMINUTE_UNIT, 1 },
{ "min", tMINUTE_UNIT, 1 },
{ "second", tSEC_UNIT, 1 },
{ "sec", tSEC_UNIT, 1 },
{ NULL }
};
/*
* Assorted relative-time words.
*/
static TABLE OtherTable[] = {
{ "tomorrow", tMINUTE_UNIT, 1 * 24 * 60 },
{ "yesterday", tMINUTE_UNIT, -1 * 24 * 60 },
{ "today", tMINUTE_UNIT, 0 },
{ "now", tMINUTE_UNIT, 0 },
{ "last", tUNUMBER, -1 },
{ "this", tMINUTE_UNIT, 0 },
{ "next", tUNUMBER, 2 },
#if 0
{ "first", tUNUMBER, 1 },
/* { "second", tUNUMBER, 2 }, */
{ "third", tUNUMBER, 3 },
{ "fourth", tUNUMBER, 4 },
{ "fifth", tUNUMBER, 5 },
{ "sixth", tUNUMBER, 6 },
{ "seventh", tUNUMBER, 7 },
{ "eighth", tUNUMBER, 8 },
{ "ninth", tUNUMBER, 9 },
{ "tenth", tUNUMBER, 10 },
{ "eleventh", tUNUMBER, 11 },
{ "twelfth", tUNUMBER, 12 },
#endif
{ "ago", tAGO, 1 },
{ "epoch", tEPOCH, 0 },
{ NULL }
};
/*
* The timezone table. (Note: This table was modified to not use any floating
* point constants to work around an SGI compiler bug).
*/
static TABLE TimezoneTable[] = {
{ "gmt", tZONE, HOUR( 0) }, /* Greenwich Mean */
{ "ut", tZONE, HOUR( 0) }, /* Universal (Coordinated) */
{ "utc", tZONE, HOUR( 0) },
{ "wet", tZONE, HOUR( 0) } , /* Western European */
{ "bst", tDAYZONE, HOUR( 0) }, /* British Summer */
{ "wat", tZONE, HOUR( 1) }, /* West Africa */
{ "at", tZONE, HOUR( 2) }, /* Azores */
#if 0
/* For completeness. BST is also British Summer, and GST is
* also Guam Standard. */
{ "bst", tZONE, HOUR( 3) }, /* Brazil Standard */
{ "gst", tZONE, HOUR( 3) }, /* Greenland Standard */
#endif
{ "nft", tZONE, HOUR( 7/2) }, /* Newfoundland */
{ "nst", tZONE, HOUR( 7/2) }, /* Newfoundland Standard */
{ "ndt", tDAYZONE, HOUR( 7/2) }, /* Newfoundland Daylight */
{ "ast", tZONE, HOUR( 4) }, /* Atlantic Standard */
{ "adt", tDAYZONE, HOUR( 4) }, /* Atlantic Daylight */
{ "est", tZONE, HOUR( 5) }, /* Eastern Standard */
{ "edt", tDAYZONE, HOUR( 5) }, /* Eastern Daylight */
{ "cst", tZONE, HOUR( 6) }, /* Central Standard */
{ "cdt", tDAYZONE, HOUR( 6) }, /* Central Daylight */
{ "mst", tZONE, HOUR( 7) }, /* Mountain Standard */
{ "mdt", tDAYZONE, HOUR( 7) }, /* Mountain Daylight */
{ "pst", tZONE, HOUR( 8) }, /* Pacific Standard */
{ "pdt", tDAYZONE, HOUR( 8) }, /* Pacific Daylight */
{ "yst", tZONE, HOUR( 9) }, /* Yukon Standard */
{ "ydt", tDAYZONE, HOUR( 9) }, /* Yukon Daylight */
{ "hst", tZONE, HOUR(10) }, /* Hawaii Standard */
{ "hdt", tDAYZONE, HOUR(10) }, /* Hawaii Daylight */
{ "cat", tZONE, HOUR(10) }, /* Central Alaska */
{ "ahst", tZONE, HOUR(10) }, /* Alaska-Hawaii Standard */
{ "nt", tZONE, HOUR(11) }, /* Nome */
{ "idlw", tZONE, HOUR(12) }, /* International Date Line West */
{ "cet", tZONE, -HOUR( 1) }, /* Central European */
{ "met", tZONE, -HOUR( 1) }, /* Middle European */
{ "mewt", tZONE, -HOUR( 1) }, /* Middle European Winter */
{ "mest", tDAYZONE, -HOUR( 1) }, /* Middle European Summer */
{ "swt", tZONE, -HOUR( 1) }, /* Swedish Winter */
{ "sst", tDAYZONE, -HOUR( 1) }, /* Swedish Summer */
{ "fwt", tZONE, -HOUR( 1) }, /* French Winter */
{ "fst", tDAYZONE, -HOUR( 1) }, /* French Summer */
{ "eet", tZONE, -HOUR( 2) }, /* Eastern Europe, USSR Zone 1 */
{ "bt", tZONE, -HOUR( 3) }, /* Baghdad, USSR Zone 2 */
{ "it", tZONE, -HOUR( 7/2) }, /* Iran */
{ "zp4", tZONE, -HOUR( 4) }, /* USSR Zone 3 */
{ "zp5", tZONE, -HOUR( 5) }, /* USSR Zone 4 */
{ "ist", tZONE, -HOUR(11/2) }, /* Indian Standard */
{ "zp6", tZONE, -HOUR( 6) }, /* USSR Zone 5 */
#if 0
/* For completeness. NST is also Newfoundland Stanard, nad SST is
* also Swedish Summer. */
{ "nst", tZONE, -HOUR(13/2) }, /* North Sumatra */
{ "sst", tZONE, -HOUR( 7) }, /* South Sumatra, USSR Zone 6 */
#endif /* 0 */
{ "wast", tZONE, -HOUR( 7) }, /* West Australian Standard */
{ "wadt", tDAYZONE, -HOUR( 7) }, /* West Australian Daylight */
{ "jt", tZONE, -HOUR(15/2) }, /* Java (3pm in Cronusland!) */
{ "cct", tZONE, -HOUR( 8) }, /* China Coast, USSR Zone 7 */
{ "jst", tZONE, -HOUR( 9) }, /* Japan Standard, USSR Zone 8 */
{ "cast", tZONE, -HOUR(19/2) }, /* Central Australian Standard */
{ "cadt", tDAYZONE, -HOUR(19/2) }, /* Central Australian Daylight */
{ "east", tZONE, -HOUR(10) }, /* Eastern Australian Standard */
{ "eadt", tDAYZONE, -HOUR(10) }, /* Eastern Australian Daylight */
{ "gst", tZONE, -HOUR(10) }, /* Guam Standard, USSR Zone 9 */
{ "nzt", tZONE, -HOUR(12) }, /* New Zealand */
{ "nzst", tZONE, -HOUR(12) }, /* New Zealand Standard */
{ "nzdt", tDAYZONE, -HOUR(12) }, /* New Zealand Daylight */
{ "idle", tZONE, -HOUR(12) }, /* International Date Line East */
/* ADDED BY Marco Nijdam */
{ "dst", tDST, HOUR( 0) }, /* DST on (hour is ignored) */
/* End ADDED */
{ NULL }
};
/*
* Military timezone table.
*/
static TABLE MilitaryTable[] = {
{ "a", tZONE, HOUR( 1) },
{ "b", tZONE, HOUR( 2) },
{ "c", tZONE, HOUR( 3) },
{ "d", tZONE, HOUR( 4) },
{ "e", tZONE, HOUR( 5) },
{ "f", tZONE, HOUR( 6) },
{ "g", tZONE, HOUR( 7) },
{ "h", tZONE, HOUR( 8) },
{ "i", tZONE, HOUR( 9) },
{ "k", tZONE, HOUR( 10) },
{ "l", tZONE, HOUR( 11) },
{ "m", tZONE, HOUR( 12) },
{ "n", tZONE, HOUR(- 1) },
{ "o", tZONE, HOUR(- 2) },
{ "p", tZONE, HOUR(- 3) },
{ "q", tZONE, HOUR(- 4) },
{ "r", tZONE, HOUR(- 5) },
{ "s", tZONE, HOUR(- 6) },
{ "t", tZONE, HOUR(- 7) },
{ "u", tZONE, HOUR(- 8) },
{ "v", tZONE, HOUR(- 9) },
{ "w", tZONE, HOUR(-10) },
{ "x", tZONE, HOUR(-11) },
{ "y", tZONE, HOUR(-12) },
{ "z", tZONE, HOUR( 0) },
{ NULL }
};
/*
* Dump error messages in the bit bucket.
*/
static void
TclDateerror(s)
char *s;
{
}
static time_t
ToSeconds(Hours, Minutes, Seconds, Meridian)
time_t Hours;
time_t Minutes;
time_t Seconds;
MERIDIAN Meridian;
{
if (Minutes < 0 || Minutes > 59 || Seconds < 0 || Seconds > 59)
return -1;
switch (Meridian) {
case MER24:
if (Hours < 0 || Hours > 23)
return -1;
return (Hours * 60L + Minutes) * 60L + Seconds;
case MERam:
if (Hours < 1 || Hours > 12)
return -1;
return ((Hours % 12) * 60L + Minutes) * 60L + Seconds;
case MERpm:
if (Hours < 1 || Hours > 12)
return -1;
return (((Hours % 12) + 12) * 60L + Minutes) * 60L + Seconds;
}
return -1; /* Should never be reached */
}
static int
Convert(Month, Day, Year, Hours, Minutes, Seconds, Meridian, DSTmode, TimePtr)
time_t Month;
time_t Day;
time_t Year;
time_t Hours;
time_t Minutes;
time_t Seconds;
MERIDIAN Meridian;
DSTMODE DSTmode;
time_t *TimePtr;
{
static int DaysInMonth[12] = {
31, 0, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31
};
time_t tod;
time_t Julian;
int i;
DaysInMonth[1] = Year % 4 == 0 && (Year % 100 != 0 || Year % 400 == 0)
? 29 : 28;
if (Month < 1 || Month > 12
|| Year < START_OF_TIME || Year > END_OF_TIME
|| Day < 1 || Day > DaysInMonth[(int)--Month])
return -1;
for (Julian = Day - 1, i = 0; i < Month; i++)
Julian += DaysInMonth[i];
if (Year >= EPOCH) {
for (i = EPOCH; i < Year; i++)
Julian += 365 + (i % 4 == 0);
} else {
for (i = Year; i < EPOCH; i++)
Julian -= 365 + (i % 4 == 0);
}
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
RelativeMonth(Start, RelMonth, TimePtr)
time_t Start;
time_t RelMonth;
time_t *TimePtr;
{
struct tm *tm;
time_t Month;
time_t Year;
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);
/*
* The following iteration takes into account the case were we jump
* into a "short month". Far example, "one month from Jan 31" will
* fail because there is no Feb 31. The code below will reduce the
* day and try converting the date until we succed or the date equals
* 28 (which always works unless the date is bad in another way).
*/
while ((result != 0) && (tm->tm_mday > 28)) {
tm->tm_mday--;
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);
}
if (result != 0) {
return -1;
}
*TimePtr = DSTcorrect(Start, Julian);
return 0;
}
static int
LookupWord(buff)
char *buff;
{
register char *p;
register char *q;
register TABLE *tp;
int i;
int abbrev;
/*
* Make it lowercase.
*/
for (p = buff; *p; p++) {
if (isupper(UCHAR(*p))) {
*p = (char) tolower(UCHAR(*p));
}
}
if (strcmp(buff, "am") == 0 || strcmp(buff, "a.m.") == 0) {
TclDatelval.Meridian = MERam;
return tMERIDIAN;
}
if (strcmp(buff, "pm") == 0 || strcmp(buff, "p.m.") == 0) {
TclDatelval.Meridian = MERpm;
return tMERIDIAN;
}
/*
* See if we have an abbreviation for a month.
*/
if (strlen(buff) == 3) {
abbrev = 1;
} else if (strlen(buff) == 4 && buff[3] == '.') {
abbrev = 1;
buff[3] = '\0';
} else {
abbrev = 0;
}
for (tp = MonthDayTable; tp->name; tp++) {
if (abbrev) {
if (strncmp(buff, tp->name, 3) == 0) {
TclDatelval.Number = tp->value;
return tp->type;
}
} else if (strcmp(buff, tp->name) == 0) {
TclDatelval.Number = tp->value;
return tp->type;
}
}
for (tp = TimezoneTable; tp->name; tp++) {
if (strcmp(buff, tp->name) == 0) {
TclDatelval.Number = tp->value;
return tp->type;
}
}
for (tp = UnitsTable; tp->name; tp++) {
if (strcmp(buff, tp->name) == 0) {
TclDatelval.Number = tp->value;
return tp->type;
}
}
/*
* Strip off any plural and try the units table again.
*/
i = strlen(buff) - 1;
if (buff[i] == 's') {
buff[i] = '\0';
for (tp = UnitsTable; tp->name; tp++) {
if (strcmp(buff, tp->name) == 0) {
TclDatelval.Number = tp->value;
return tp->type;
}
}
}
for (tp = OtherTable; tp->name; tp++) {
if (strcmp(buff, tp->name) == 0) {
TclDatelval.Number = tp->value;
return tp->type;
}
}
/*
* Military timezones.
*/
if (buff[1] == '\0' && isalpha(UCHAR(*buff))) {
for (tp = MilitaryTable; tp->name; tp++) {
if (strcmp(buff, tp->name) == 0) {
TclDatelval.Number = tp->value;
return tp->type;
}
}
}
/*
* Drop out any periods and try the timezone table again.
*/
for (i = 0, p = q = buff; *q; q++)
if (*q != '.') {
*p++ = *q;
} else {
i++;
}
*p = '\0';
if (i) {
for (tp = TimezoneTable; tp->name; tp++) {
if (strcmp(buff, tp->name) == 0) {
TclDatelval.Number = tp->value;
return tp->type;
}
}
}
return tID;
}
static int
TclDatelex()
{
register char c;
register char *p;
char buff[20];
int Count;
int sign;
for ( ; ; ) {
while (isspace((unsigned char) (*TclDateInput))) {
TclDateInput++;
}
if (isdigit(c = *TclDateInput) || c == '-' || c == '+') {
if (c == '-' || c == '+') {
sign = c == '-' ? -1 : 1;
if (!isdigit(*++TclDateInput)) {
/*
* skip the '-' sign
*/
continue;
}
} else {
sign = 0;
}
for (TclDatelval.Number = 0; isdigit(c = *TclDateInput++); ) {
TclDatelval.Number = 10 * TclDatelval.Number + c - '0';
}
TclDateInput--;
if (sign < 0) {
TclDatelval.Number = -TclDatelval.Number;
}
return sign ? tSNUMBER : tUNUMBER;
}
if (isalpha(UCHAR(c))) {
for (p = buff; isalpha(c = *TclDateInput++) || c == '.'; ) {
if (p < &buff[sizeof buff - 1]) {
*p++ = c;
}
}
*p = '\0';
TclDateInput--;
return LookupWord(buff);
}
if (c != '(') {
return *TclDateInput++;
}
Count = 0;
do {
c = *TclDateInput++;
if (c == '\0') {
return c;
} else if (c == '(') {
Count++;
} else if (c == ')') {
Count--;
}
} while (Count > 0);
}
}
/*
* Specify zone is of -50000 to force GMT. (This allows BST to work).
*/
int
TclGetDate(p, now, zone, timePtr)
char *p;
unsigned long now;
long zone;
unsigned long *timePtr;
{
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 */
TclDateTimezone = 0;
} else {
TclDateDSTmode = DSTmaybe;
}
TclDateHour = 0;
TclDateMinutes = 0;
TclDateSeconds = 0;
TclDateMeridian = MER24;
TclDateRelSeconds = 0;
TclDateRelMonth = 0;
TclDateHaveDate = 0;
TclDateHaveDay = 0;
TclDateHaveRel = 0;
TclDateHaveTime = 0;
TclDateHaveZone = 0;
if (TclDateparse() || TclDateHaveTime > 1 || TclDateHaveZone > 1 || TclDateHaveDate > 1 ||
TclDateHaveDay > 1) {
return -1;
}
if (TclDateHaveDate || TclDateHaveTime || TclDateHaveDay) {
if (TclDateYear < 0) {
TclDateYear = -TclDateYear;
}
/*
* The following line handles years that are specified using
* only two digits. The line of code below implements a policy
* defined by the X/Open workgroup on the millinium rollover.
* Note: some of those dates may not actually be valid on some
* platforms. The POSIX standard startes that the dates 70-99
* shall refer to 1970-1999 and 00-38 shall refer to 2000-2038.
* This later definition should work on all platforms.
*/
if (TclDateYear < 100) {
if (TclDateYear >= 69) {
TclDateYear += 1900;
} else {
TclDateYear += 2000;
}
}
if (Convert(TclDateMonth, TclDateDay, TclDateYear, TclDateHour, TclDateMinutes, TclDateSeconds,
TclDateMeridian, TclDateDSTmode, &Start) < 0) {
return -1;
}
} else {
Start = now;
if (!TclDateHaveRel) {
Start -= ((tm->tm_hour * 60L) + tm->tm_min * 60L) + tm->tm_sec;
}
}
Start += TclDateRelSeconds;
if (RelativeMonth(Start, TclDateRelMonth, &Time) < 0) {
return -1;
}
Start += Time;
if (TclDateHaveDay && !TclDateHaveDate) {
tod = RelativeDate(Start, TclDateDayOrdinal, TclDateDayNumber);
Start += tod;
}
*timePtr = Start;
return 0;
}
TclDatetabelem TclDateexca[] ={
-1, 1,
0, -1,
-2, 0,
};
# define YYNPROD 41
# define YYLAST 227
TclDatetabelem TclDateact[]={
14, 11, 23, 28, 17, 12, 19, 18, 16, 9,
10, 13, 42, 21, 46, 45, 44, 48, 41, 37,
36, 35, 32, 29, 34, 33, 31, 43, 39, 38,
30, 15, 8, 7, 6, 5, 4, 3, 2, 1,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 47, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 22, 0, 0, 20, 25, 24, 27,
26, 42, 0, 0, 0, 0, 40 };
TclDatetabelem TclDatepact[]={
-10000000, -258,-10000000,-10000000,-10000000,-10000000,-10000000,-10000000,-10000000, -45,
-267,-10000000, -244,-10000000, -14, -231, -240,-10000000,-10000000,-10000000,
-10000000, -246,-10000000, -247, -248,-10000000,-10000000,-10000000,-10000000, -15,
-10000000,-10000000,-10000000,-10000000,-10000000, -40, -20,-10000000, -251,-10000000,
-10000000, -252,-10000000, -253,-10000000, -249,-10000000,-10000000,-10000000 };
TclDatetabelem TclDatepgo[]={
0, 28, 39, 38, 37, 36, 35, 34, 33, 32,
31 };
TclDatetabelem TclDater1[]={
0, 2, 2, 3, 3, 3, 3, 3, 3, 4,
4, 4, 4, 4, 5, 5, 5, 7, 7, 7,
6, 6, 6, 6, 6, 6, 6, 8, 8, 10,
10, 10, 10, 10, 10, 10, 10, 10, 9, 1,
1 };
TclDatetabelem TclDater2[]={
0, 0, 4, 3, 3, 3, 3, 3, 2, 5,
9, 9, 13, 13, 5, 3, 3, 3, 5, 5,
7, 11, 5, 9, 5, 3, 7, 5, 2, 5,
5, 3, 5, 5, 3, 5, 5, 3, 3, 1,
3 };
TclDatetabelem TclDatechk[]={
-10000000, -2, -3, -4, -5, -6, -7, -8, -9, 267,
268, 259, 263, 269, 258, -10, 266, 262, 265, 264,
261, 58, 258, 47, 263, 262, 265, 264, 270, 267,
44, 257, 262, 265, 264, 267, 267, 267, 44, -1,
266, 58, 261, 47, 267, 267, 267, -1, 266 };
TclDatetabelem TclDatedef[]={
1, -2, 2, 3, 4, 5, 6, 7, 8, 38,
15, 16, 0, 25, 17, 28, 0, 31, 34, 37,
9, 0, 19, 0, 24, 29, 33, 36, 14, 22,
18, 27, 30, 32, 35, 39, 20, 26, 0, 10,
11, 0, 40, 0, 23, 39, 21, 12, 13 };
typedef struct
#ifdef __cplusplus
TclDatetoktype
#endif
{ char *t_name; int t_val; } TclDatetoktype;
#ifndef YYDEBUG
# define YYDEBUG 0 /* don't allow debugging */
#endif
#if YYDEBUG
TclDatetoktype TclDatetoks[] =
{
"tAGO", 257,
"tDAY", 258,
"tDAYZONE", 259,
"tID", 260,
"tMERIDIAN", 261,
"tMINUTE_UNIT", 262,
"tMONTH", 263,
"tMONTH_UNIT", 264,
"tSEC_UNIT", 265,
"tSNUMBER", 266,
"tUNUMBER", 267,
"tZONE", 268,
"tEPOCH", 269,
"tDST", 270,
"-unknown-", -1 /* ends search */
};
char * TclDatereds[] =
{
"-no such reduction-",
"spec : /* empty */",
"spec : spec item",
"item : time",
"item : zone",
"item : date",
"item : day",
"item : rel",
"item : number",
"time : tUNUMBER tMERIDIAN",
"time : tUNUMBER ':' tUNUMBER o_merid",
"time : tUNUMBER ':' tUNUMBER tSNUMBER",
"time : tUNUMBER ':' tUNUMBER ':' tUNUMBER o_merid",
"time : tUNUMBER ':' tUNUMBER ':' tUNUMBER tSNUMBER",
"zone : tZONE tDST",
"zone : tZONE",
"zone : tDAYZONE",
"day : tDAY",
"day : tDAY ','",
"day : tUNUMBER tDAY",
"date : tUNUMBER '/' tUNUMBER",
"date : tUNUMBER '/' tUNUMBER '/' tUNUMBER",
"date : tMONTH tUNUMBER",
"date : tMONTH tUNUMBER ',' tUNUMBER",
"date : tUNUMBER tMONTH",
"date : tEPOCH",
"date : tUNUMBER tMONTH tUNUMBER",
"rel : relunit tAGO",
"rel : relunit",
"relunit : tUNUMBER tMINUTE_UNIT",
"relunit : tSNUMBER tMINUTE_UNIT",
"relunit : tMINUTE_UNIT",
"relunit : tSNUMBER tSEC_UNIT",
"relunit : tUNUMBER tSEC_UNIT",
"relunit : tSEC_UNIT",
"relunit : tSNUMBER tMONTH_UNIT",
"relunit : tUNUMBER tMONTH_UNIT",
"relunit : tMONTH_UNIT",
"number : tUNUMBER",
"o_merid : /* empty */",
"o_merid : tMERIDIAN",
};
#endif /* YYDEBUG */
/*
* Copyright (c) 1993 by Sun Microsystems, Inc.
*/
/*
** Skeleton parser driver for yacc output
*/
/*
** yacc user known macros and defines
*/
#define YYERROR goto TclDateerrlab
#define YYACCEPT return(0)
#define YYABORT return(1)
#define YYBACKUP( newtoken, newvalue )\
{\
if ( TclDatechar >= 0 || ( TclDater2[ TclDatetmp ] >> 1 ) != 1 )\
{\
TclDateerror( "syntax error - cannot backup" );\
goto TclDateerrlab;\
}\
TclDatechar = newtoken;\
TclDatestate = *TclDateps;\
TclDatelval = newvalue;\
goto TclDatenewstate;\
}
#define YYRECOVERING() (!!TclDateerrflag)
#define YYNEW(type) malloc(sizeof(type) * TclDatenewmax)
#define YYCOPY(to, from, type) \
(type *) memcpy(to, (char *) from, TclDatenewmax * sizeof(type))
#define YYENLARGE( from, type) \
(type *) realloc((char *) from, TclDatenewmax * sizeof(type))
#ifndef YYDEBUG
# define YYDEBUG 1 /* make debugging available */
#endif
/*
** user known globals
*/
int TclDatedebug; /* set to 1 to get debugging */
/*
** driver internal defines
*/
#define YYFLAG (-10000000)
/*
** global variables used by the parser
*/
YYSTYPE *TclDatepv; /* top of value stack */
int *TclDateps; /* top of state stack */
int TclDatestate; /* current state */
int TclDatetmp; /* extra var (lasts between blocks) */
int TclDatenerrs; /* number of errors */
int TclDateerrflag; /* error recovery flag */
int TclDatechar; /* current input token number */
#ifdef YYNMBCHARS
#define YYLEX() TclDatecvtok(TclDatelex())
/*
** TclDatecvtok - return a token if i is a wchar_t value that exceeds 255.
** If i<255, i itself is the token. If i>255 but the neither
** of the 30th or 31st bit is on, i is already a token.
*/
#if defined(__STDC__) || defined(__cplusplus)
int TclDatecvtok(int i)
#else
int TclDatecvtok(i) int i;
#endif
{
int first = 0;
int last = YYNMBCHARS - 1;
int mid;
wchar_t j;
if(i&0x60000000){/*Must convert to a token. */
if( TclDatembchars[last].character < i ){
return i;/*Giving up*/
}
while ((last>=first)&&(first>=0)) {/*Binary search loop*/
mid = (first+last)/2;
j = TclDatembchars[mid].character;
if( j==i ){/*Found*/
return TclDatembchars[mid].tvalue;
}else if( j<i ){
first = mid + 1;
}else{
last = mid -1;
}
}
/*No entry in the table.*/
return i;/* Giving up.*/
}else{/* i is already a token. */
return i;
}
}
#else/*!YYNMBCHARS*/
#define YYLEX() TclDatelex()
#endif/*!YYNMBCHARS*/
/*
** TclDateparse - return 0 if worked, 1 if syntax error not recovered from
*/
#if defined(__STDC__) || defined(__cplusplus)
int TclDateparse(void)
#else
int TclDateparse()
#endif
{
register YYSTYPE *TclDatepvt; /* top of value stack for $vars */
#if defined(__cplusplus) || defined(lint)
/*
hacks to please C++ and lint - goto's inside switch should never be
executed; TclDatepvt is set to 0 to avoid "used before set" warning.
*/
static int __yaccpar_lint_hack__ = 0;
switch (__yaccpar_lint_hack__)
{
case 1: goto TclDateerrlab;
case 2: goto TclDatenewstate;
}
TclDatepvt = 0;
#endif
/*
** Initialize externals - TclDateparse may be called more than once
*/
TclDatepv = &TclDatev[-1];
TclDateps = &TclDates[-1];
TclDatestate = 0;
TclDatetmp = 0;
TclDatenerrs = 0;
TclDateerrflag = 0;
TclDatechar = -1;
#if YYMAXDEPTH <= 0
if (TclDatemaxdepth <= 0)
{
if ((TclDatemaxdepth = YYEXPAND(0)) <= 0)
{
TclDateerror("yacc initialization error");
YYABORT;
}
}
#endif
{
register YYSTYPE *TclDate_pv; /* top of value stack */
register int *TclDate_ps; /* top of state stack */
register int TclDate_state; /* current state */
register int TclDate_n; /* internal state number info */
goto TclDatestack; /* moved from 6 lines above to here to please C++ */
/*
** get globals into registers.
** branch to here only if YYBACKUP was called.
*/
TclDate_pv = TclDatepv;
TclDate_ps = TclDateps;
TclDate_state = TclDatestate;
goto TclDate_newstate;
/*
** get globals into registers.
** either we just started, or we just finished a reduction
*/
TclDatestack:
TclDate_pv = TclDatepv;
TclDate_ps = TclDateps;
TclDate_state = TclDatestate;
/*
** top of for (;;) loop while no reductions done
*/
TclDate_stack:
/*
** put a state and value onto the stacks
*/
#if YYDEBUG
/*
** if debugging, look up token value in list of value vs.
** name pairs. 0 and negative (-1) are special values.
** Note: linear search is used since time is not a real
** consideration while debugging.
*/
if ( TclDatedebug )
{
register int TclDate_i;
printf( "State %d, token ", TclDate_state );
if ( TclDatechar == 0 )
printf( "end-of-file\n" );
else if ( TclDatechar < 0 )
printf( "-none-\n" );
else
{
for ( TclDate_i = 0; TclDatetoks[TclDate_i].t_val >= 0;
TclDate_i++ )
{
if ( TclDatetoks[TclDate_i].t_val == TclDatechar )
break;
}
printf( "%s\n", TclDatetoks[TclDate_i].t_name );
}
}
#endif /* YYDEBUG */
if ( ++TclDate_ps >= &TclDates[ TclDatemaxdepth ] ) /* room on stack? */
{
/*
** reallocate and recover. Note that pointers
** have to be reset, or bad things will happen
*/
int TclDateps_index = (TclDate_ps - TclDates);
int TclDatepv_index = (TclDate_pv - TclDatev);
int TclDatepvt_index = (TclDatepvt - TclDatev);
int TclDatenewmax;
#ifdef YYEXPAND
TclDatenewmax = YYEXPAND(TclDatemaxdepth);
#else
TclDatenewmax = 2 * TclDatemaxdepth; /* double table size */
if (TclDatemaxdepth == YYMAXDEPTH) /* first time growth */
{
char *newTclDates = (char *)YYNEW(int);
char *newTclDatev = (char *)YYNEW(YYSTYPE);
if (newTclDates != 0 && newTclDatev != 0)
{
TclDates = YYCOPY(newTclDates, TclDates, int);
TclDatev = YYCOPY(newTclDatev, TclDatev, YYSTYPE);
}
else
TclDatenewmax = 0; /* failed */
}
else /* not first time */
{
TclDates = YYENLARGE(TclDates, int);
TclDatev = YYENLARGE(TclDatev, YYSTYPE);
if (TclDates == 0 || TclDatev == 0)
TclDatenewmax = 0; /* failed */
}
#endif
if (TclDatenewmax <= TclDatemaxdepth) /* tables not expanded */
{
TclDateerror( "yacc stack overflow" );
YYABORT;
}
TclDatemaxdepth = TclDatenewmax;
TclDate_ps = TclDates + TclDateps_index;
TclDate_pv = TclDatev + TclDatepv_index;
TclDatepvt = TclDatev + TclDatepvt_index;
}
*TclDate_ps = TclDate_state;
*++TclDate_pv = TclDateval;
/*
** we have a new state - find out what to do
*/
TclDate_newstate:
if ( ( TclDate_n = TclDatepact[ TclDate_state ] ) <= YYFLAG )
goto TclDatedefault; /* simple state */
#if YYDEBUG
/*
** if debugging, need to mark whether new token grabbed
*/
TclDatetmp = TclDatechar < 0;
#endif
if ( ( TclDatechar < 0 ) && ( ( TclDatechar = YYLEX() ) < 0 ) )
TclDatechar = 0; /* reached EOF */
#if YYDEBUG
if ( TclDatedebug && TclDatetmp )
{
register int TclDate_i;
printf( "Received token " );
if ( TclDatechar == 0 )
printf( "end-of-file\n" );
else if ( TclDatechar < 0 )
printf( "-none-\n" );
else
{
for ( TclDate_i = 0; TclDatetoks[TclDate_i].t_val >= 0;
TclDate_i++ )
{
if ( TclDatetoks[TclDate_i].t_val == TclDatechar )
break;
}
printf( "%s\n", TclDatetoks[TclDate_i].t_name );
}
}
#endif /* YYDEBUG */
if ( ( ( TclDate_n += TclDatechar ) < 0 ) || ( TclDate_n >= YYLAST ) )
goto TclDatedefault;
if ( TclDatechk[ TclDate_n = TclDateact[ TclDate_n ] ] == TclDatechar ) /*valid shift*/
{
TclDatechar = -1;
TclDateval = TclDatelval;
TclDate_state = TclDate_n;
if ( TclDateerrflag > 0 )
TclDateerrflag--;
goto TclDate_stack;
}
TclDatedefault:
if ( ( TclDate_n = TclDatedef[ TclDate_state ] ) == -2 )
{
#if YYDEBUG
TclDatetmp = TclDatechar < 0;
#endif
if ( ( TclDatechar < 0 ) && ( ( TclDatechar = YYLEX() ) < 0 ) )
TclDatechar = 0; /* reached EOF */
#if YYDEBUG
if ( TclDatedebug && TclDatetmp )
{
register int TclDate_i;
printf( "Received token " );
if ( TclDatechar == 0 )
printf( "end-of-file\n" );
else if ( TclDatechar < 0 )
printf( "-none-\n" );
else
{
for ( TclDate_i = 0;
TclDatetoks[TclDate_i].t_val >= 0;
TclDate_i++ )
{
if ( TclDatetoks[TclDate_i].t_val
== TclDatechar )
{
break;
}
}
printf( "%s\n", TclDatetoks[TclDate_i].t_name );
}
}
#endif /* YYDEBUG */
/*
** look through exception table
*/
{
register int *TclDatexi = TclDateexca;
while ( ( *TclDatexi != -1 ) ||
( TclDatexi[1] != TclDate_state ) )
{
TclDatexi += 2;
}
while ( ( *(TclDatexi += 2) >= 0 ) &&
( *TclDatexi != TclDatechar ) )
;
if ( ( TclDate_n = TclDatexi[1] ) < 0 )
YYACCEPT;
}
}
/*
** check for syntax error
*/
if ( TclDate_n == 0 ) /* have an error */
{
/* no worry about speed here! */
switch ( TclDateerrflag )
{
case 0: /* new error */
TclDateerror( "syntax error" );
goto skip_init;
/*
** get globals into registers.
** we have a user generated syntax type error
*/
TclDate_pv = TclDatepv;
TclDate_ps = TclDateps;
TclDate_state = TclDatestate;
skip_init:
TclDatenerrs++;
/* FALLTHRU */
case 1:
case 2: /* incompletely recovered error */
/* try again... */
TclDateerrflag = 3;
/*
** find state where "error" is a legal
** shift action
*/
while ( TclDate_ps >= TclDates )
{
TclDate_n = TclDatepact[ *TclDate_ps ] + YYERRCODE;
if ( TclDate_n >= 0 && TclDate_n < YYLAST &&
TclDatechk[TclDateact[TclDate_n]] == YYERRCODE) {
/*
** simulate shift of "error"
*/
TclDate_state = TclDateact[ TclDate_n ];
goto TclDate_stack;
}
/*
** current state has no shift on
** "error", pop stack
*/
#if YYDEBUG
# define _POP_ "Error recovery pops state %d, uncovers state %d\n"
if ( TclDatedebug )
printf( _POP_, *TclDate_ps,
TclDate_ps[-1] );
# undef _POP_
#endif
TclDate_ps--;
TclDate_pv--;
}
/*
** there is no state on stack with "error" as
** a valid shift. give up.
*/
YYABORT;
case 3: /* no shift yet; eat a token */
#if YYDEBUG
/*
** if debugging, look up token in list of
** pairs. 0 and negative shouldn't occur,
** but since timing doesn't matter when
** debugging, it doesn't hurt to leave the
** tests here.
*/
if ( TclDatedebug )
{
register int TclDate_i;
printf( "Error recovery discards " );
if ( TclDatechar == 0 )
printf( "token end-of-file\n" );
else if ( TclDatechar < 0 )
printf( "token -none-\n" );
else
{
for ( TclDate_i = 0;
TclDatetoks[TclDate_i].t_val >= 0;
TclDate_i++ )
{
if ( TclDatetoks[TclDate_i].t_val
== TclDatechar )
{
break;
}
}
printf( "token %s\n",
TclDatetoks[TclDate_i].t_name );
}
}
#endif /* YYDEBUG */
if ( TclDatechar == 0 ) /* reached EOF. quit */
YYABORT;
TclDatechar = -1;
goto TclDate_newstate;
}
}/* end if ( TclDate_n == 0 ) */
/*
** reduction by production TclDate_n
** put stack tops, etc. so things right after switch
*/
#if YYDEBUG
/*
** if debugging, print the string that is the user's
** specification of the reduction which is just about
** to be done.
*/
if ( TclDatedebug )
printf( "Reduce by (%d) \"%s\"\n",
TclDate_n, TclDatereds[ TclDate_n ] );
#endif
TclDatetmp = TclDate_n; /* value to switch over */
TclDatepvt = TclDate_pv; /* $vars top of value stack */
/*
** Look in goto table for next state
** Sorry about using TclDate_state here as temporary
** register variable, but why not, if it works...
** If TclDater2[ TclDate_n ] doesn't have the low order bit
** set, then there is no action to be done for
** this reduction. So, no saving & unsaving of
** registers done. The only difference between the
** code just after the if and the body of the if is
** the goto TclDate_stack in the body. This way the test
** can be made before the choice of what to do is needed.
*/
{
/* length of production doubled with extra bit */
register int TclDate_len = TclDater2[ TclDate_n ];
if ( !( TclDate_len & 01 ) )
{
TclDate_len >>= 1;
TclDateval = ( TclDate_pv -= TclDate_len )[1]; /* $$ = $1 */
TclDate_state = TclDatepgo[ TclDate_n = TclDater1[ TclDate_n ] ] +
*( TclDate_ps -= TclDate_len ) + 1;
if ( TclDate_state >= YYLAST ||
TclDatechk[ TclDate_state =
TclDateact[ TclDate_state ] ] != -TclDate_n )
{
TclDate_state = TclDateact[ TclDatepgo[ TclDate_n ] ];
}
goto TclDate_stack;
}
TclDate_len >>= 1;
TclDateval = ( TclDate_pv -= TclDate_len )[1]; /* $$ = $1 */
TclDate_state = TclDatepgo[ TclDate_n = TclDater1[ TclDate_n ] ] +
*( TclDate_ps -= TclDate_len ) + 1;
if ( TclDate_state >= YYLAST ||
TclDatechk[ TclDate_state = TclDateact[ TclDate_state ] ] != -TclDate_n )
{
TclDate_state = TclDateact[ TclDatepgo[ TclDate_n ] ];
}
}
/* save until reenter driver code */
TclDatestate = TclDate_state;
TclDateps = TclDate_ps;
TclDatepv = TclDate_pv;
}
/*
** code supplied by user is placed in this switch
*/
switch( TclDatetmp )
{
case 3:{
TclDateHaveTime++;
} break;
case 4:{
TclDateHaveZone++;
} break;
case 5:{
TclDateHaveDate++;
} break;
case 6:{
TclDateHaveDay++;
} break;
case 7:{
TclDateHaveRel++;
} break;
case 9:{
TclDateHour = TclDatepvt[-1].Number;
TclDateMinutes = 0;
TclDateSeconds = 0;
TclDateMeridian = TclDatepvt[-0].Meridian;
} break;
case 10:{
TclDateHour = TclDatepvt[-3].Number;
TclDateMinutes = TclDatepvt[-1].Number;
TclDateSeconds = 0;
TclDateMeridian = TclDatepvt[-0].Meridian;
} break;
case 11:{
TclDateHour = TclDatepvt[-3].Number;
TclDateMinutes = TclDatepvt[-1].Number;
TclDateMeridian = MER24;
TclDateDSTmode = DSToff;
TclDateTimezone = - (TclDatepvt[-0].Number % 100 + (TclDatepvt[-0].Number / 100) * 60);
} break;
case 12:{
TclDateHour = TclDatepvt[-5].Number;
TclDateMinutes = TclDatepvt[-3].Number;
TclDateSeconds = TclDatepvt[-1].Number;
TclDateMeridian = TclDatepvt[-0].Meridian;
} break;
case 13:{
TclDateHour = TclDatepvt[-5].Number;
TclDateMinutes = TclDatepvt[-3].Number;
TclDateSeconds = TclDatepvt[-1].Number;
TclDateMeridian = MER24;
TclDateDSTmode = DSToff;
TclDateTimezone = - (TclDatepvt[-0].Number % 100 + (TclDatepvt[-0].Number / 100) * 60);
} break;
case 14:{
TclDateTimezone = TclDatepvt[-1].Number;
TclDateDSTmode = DSTon;
} break;
case 15:{
TclDateTimezone = TclDatepvt[-0].Number;
TclDateDSTmode = DSToff;
} break;
case 16:{
TclDateTimezone = TclDatepvt[-0].Number;
TclDateDSTmode = DSTon;
} break;
case 17:{
TclDateDayOrdinal = 1;
TclDateDayNumber = TclDatepvt[-0].Number;
} break;
case 18:{
TclDateDayOrdinal = 1;
TclDateDayNumber = TclDatepvt[-1].Number;
} break;
case 19:{
TclDateDayOrdinal = TclDatepvt[-1].Number;
TclDateDayNumber = TclDatepvt[-0].Number;
} break;
case 20:{
TclDateMonth = TclDatepvt[-2].Number;
TclDateDay = TclDatepvt[-0].Number;
} break;
case 21:{
TclDateMonth = TclDatepvt[-4].Number;
TclDateDay = TclDatepvt[-2].Number;
TclDateYear = TclDatepvt[-0].Number;
} break;
case 22:{
TclDateMonth = TclDatepvt[-1].Number;
TclDateDay = TclDatepvt[-0].Number;
} break;
case 23:{
TclDateMonth = TclDatepvt[-3].Number;
TclDateDay = TclDatepvt[-2].Number;
TclDateYear = TclDatepvt[-0].Number;
} break;
case 24:{
TclDateMonth = TclDatepvt[-0].Number;
TclDateDay = TclDatepvt[-1].Number;
} break;
case 25:{
TclDateMonth = 1;
TclDateDay = 1;
TclDateYear = EPOCH;
} break;
case 26:{
TclDateMonth = TclDatepvt[-1].Number;
TclDateDay = TclDatepvt[-2].Number;
TclDateYear = TclDatepvt[-0].Number;
} break;
case 27:{
TclDateRelSeconds = -TclDateRelSeconds;
TclDateRelMonth = -TclDateRelMonth;
} break;
case 29:{
TclDateRelSeconds += TclDatepvt[-1].Number * TclDatepvt[-0].Number * 60L;
} break;
case 30:{
TclDateRelSeconds += TclDatepvt[-1].Number * TclDatepvt[-0].Number * 60L;
} break;
case 31:{
TclDateRelSeconds += TclDatepvt[-0].Number * 60L;
} break;
case 32:{
TclDateRelSeconds += TclDatepvt[-1].Number;
} break;
case 33:{
TclDateRelSeconds += TclDatepvt[-1].Number;
} break;
case 34:{
TclDateRelSeconds++;
} break;
case 35:{
TclDateRelMonth += TclDatepvt[-1].Number * TclDatepvt[-0].Number;
} break;
case 36:{
TclDateRelMonth += TclDatepvt[-1].Number * TclDatepvt[-0].Number;
} break;
case 37:{
TclDateRelMonth += TclDatepvt[-0].Number;
} break;
case 38:{
if (TclDateHaveTime && TclDateHaveDate && !TclDateHaveRel) {
TclDateYear = TclDatepvt[-0].Number;
} else {
TclDateHaveTime++;
if (TclDatepvt[-0].Number < 100) {
TclDateHour = 0;
TclDateMinutes = TclDatepvt[-0].Number;
} else {
TclDateHour = TclDatepvt[-0].Number / 100;
TclDateMinutes = TclDatepvt[-0].Number % 100;
}
TclDateSeconds = 0;
TclDateMeridian = MER24;
}
} break;
case 39:{
TclDateval.Meridian = MER24;
} break;
case 40:{
TclDateval.Meridian = TclDatepvt[-0].Meridian;
} break;
}
goto TclDatestack; /* reset registers in driver code */
}
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