From 6fc6a1932b659018ae96d379e6d106222234df01 Mon Sep 17 00:00:00 2001 From: ericm Date: Wed, 12 Jan 2000 03:13:19 +0000 Subject: * generic/tclGetDate.y: Added comments for the Convert function. Added a fix for daylight savings time handling for relative time spans of days, weeks or fortnights. * generic/tclDate.c: Fixed compiler warning issues. --- generic/tclDate.c | 1657 +++++++++++++++++++++++++++++--------------------- generic/tclGetDate.y | 84 ++- 2 files changed, 1039 insertions(+), 702 deletions(-) diff --git a/generic/tclDate.c b/generic/tclDate.c index 43727be..0be0d2d 100644 --- a/generic/tclDate.c +++ b/generic/tclDate.c @@ -1,13 +1,3 @@ -#ifdef lint -static char TclDatesccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93"; -#endif -#define YYBYACC 1 -#define YYMAJOR 1 -#define YYMINOR 9 -#define TclDateclearin (TclDatechar=(-1)) -#define TclDateerrok (TclDateerrflag=0) -#define YYRECOVERING (TclDateerrflag!=0) -#define YYPREFIX "TclDate" /* * tclDate.c -- * @@ -20,7 +10,7 @@ static char TclDatesccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93"; * 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 1.11 2000/01/12 01:16:08 ericm Exp $ + * RCS: @(#) $Id: tclDate.c,v 1.12 2000/01/12 03:13:19 ericm Exp $ */ #include "tclInt.h" @@ -98,6 +88,7 @@ static time_t TclDateSeconds; static time_t TclDateYear; static MERIDIAN TclDateMeridian; static time_t TclDateRelMonth; +static time_t TclDateRelDay; static time_t TclDateRelSeconds; @@ -111,253 +102,85 @@ 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, +static time_t NamedDay _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 RelativeDay _ANSI_ARGS_((time_t Start, time_t RelDay, + time_t *TimePtr)); static int LookupWord _ANSI_ARGS_((char *buff)); static int TclDatelex _ANSI_ARGS_((void)); int TclDateparse _ANSI_ARGS_((void)); -typedef union { +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 -#define tISOBASE 271 -#define YYERRCODE 256 -short TclDatelhs[] = { -1, - 0, 0, 2, 2, 2, 2, 2, 2, 2, 3, - 3, 3, 3, 3, 4, 4, 4, 6, 6, 6, - 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, - 8, 8, 8, 7, 7, 10, 10, 10, 10, 10, - 10, 10, 10, 10, 9, 1, 1, -}; -short TclDatelen[] = { 2, - 0, 2, 1, 1, 1, 1, 1, 1, 1, 2, - 4, 5, 6, 7, 2, 1, 1, 1, 2, 2, - 3, 5, 1, 5, 5, 2, 4, 2, 1, 3, - 3, 7, 2, 2, 1, 2, 3, 1, 3, 2, - 1, 3, 2, 1, 1, 0, 1, -}; -short TclDatedefred[] = { 1, - 0, 0, 17, 38, 0, 44, 41, 0, 0, 29, - 0, 0, 2, 3, 4, 5, 6, 7, 8, 9, - 0, 19, 0, 20, 10, 36, 0, 43, 40, 0, - 0, 0, 15, 0, 33, 0, 34, 0, 30, 0, - 0, 0, 0, 0, 31, 37, 42, 39, 27, 47, - 0, 0, 11, 0, 0, 0, 0, 0, 12, 24, - 25, 22, 0, 0, 13, 0, 14, 32, -}; -short TclDatedgoto[] = { 1, - 53, 13, 14, 15, 16, 17, 18, 19, 20, 21, -}; -short TclDatesindex[] = { 0, - -45, -36, 0, 0, -263, 0, 0, -33, -254, 0, - -258, -246, 0, 0, 0, 0, 0, 0, 0, 0, - -248, 0, -22, 0, 0, 0, -244, 0, 0, -243, - -261, -241, 0, -264, 0, -245, 0, -240, 0, -40, - -17, -15, -16, -26, 0, 0, 0, 0, 0, 0, - -234, -233, 0, -232, -231, -230, -229, -34, 0, 0, - 0, 0, -19, -227, 0, -226, 0, 0, -}; -short TclDaterindex[] = { 0, - 0, 1, 0, 0, 0, 0, 0, 92, 15, 0, - 106, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 29, 0, 43, 0, 0, 0, 71, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 85, - 0, 0, 57, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 85, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, -}; -short TclDategindex[] = { 0, - -14, 0, 0, 0, 0, 0, 0, 0, 0, 0, -}; -#define YYTABLESIZE 375 -short TclDatetable[] = { 12, - 18, 41, 44, 23, 52, 42, 45, 22, 37, 34, - 64, 31, 35, 32, 16, 33, 46, 51, 47, 48, - 36, 38, 39, 40, 30, 43, 49, 54, 35, 55, - 56, 57, 58, 59, 60, 61, 62, 63, 66, 67, - 68, 0, 26, 65, 0, 18, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 21, 0, 0, 16, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 28, 0, 0, 35, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 46, 0, 0, 26, 0, 0, - 0, 45, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 21, 0, 0, 0, 23, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 28, 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, - 23, 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, 2, 3, 0, 0, 4, 5, 6, 7, - 50, 8, 9, 10, 24, 11, 50, 25, 26, 27, - 28, 29, 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, 18, 18, - 0, 0, 18, 18, 18, 18, 0, 18, 18, 18, - 0, 18, 16, 16, 0, 0, 16, 16, 16, 16, - 0, 16, 16, 16, 0, 16, 35, 35, 0, 0, - 35, 35, 35, 35, 0, 35, 35, 35, 0, 35, - 26, 26, 0, 0, 26, 26, 26, 26, 0, 26, - 26, 26, 0, 26, 21, 21, 0, 0, 21, 21, - 21, 21, 0, 21, 21, 21, 0, 21, 28, 28, - 0, 0, 28, 28, 28, 28, 0, 0, 28, 28, - 0, 28, 46, 46, 0, 0, 46, 46, 46, 46, - 45, 46, 46, 46, 0, 46, 0, 0, 45, 45, - 45, 0, 45, 23, 23, 0, 0, 23, 23, 23, - 23, 0, 23, 0, 23, -}; -short TclDatecheck[] = { 45, - 0, 263, 267, 267, 45, 267, 271, 44, 257, 268, - 45, 45, 271, 47, 0, 270, 262, 58, 264, 265, - 267, 44, 267, 267, 58, 267, 267, 45, 0, 45, - 47, 58, 267, 267, 267, 267, 267, 267, 58, 267, - 267, -1, 0, 58, -1, 45, -1, -1, -1, -1, - -1, -1, -1, -1, -1, -1, 0, -1, -1, 45, - -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, - 0, -1, -1, 45, -1, -1, -1, -1, -1, -1, - -1, -1, -1, -1, 0, -1, -1, 45, -1, -1, - -1, 0, -1, -1, -1, -1, -1, -1, -1, -1, - -1, 45, -1, -1, -1, 0, -1, -1, -1, -1, - -1, -1, -1, -1, -1, 45, -1, -1, -1, -1, - -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, - -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, - -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, - 45, -1, -1, -1, -1, -1, -1, -1, -1, -1, - -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, - -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, - -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, - -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, - -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, - -1, -1, 258, 259, -1, -1, 262, 263, 264, 265, - 261, 267, 268, 269, 258, 271, 261, 261, 262, 263, - 264, 265, -1, -1, -1, -1, -1, -1, -1, -1, - -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, - -1, -1, -1, -1, -1, -1, -1, -1, 258, 259, - -1, -1, 262, 263, 264, 265, -1, 267, 268, 269, - -1, 271, 258, 259, -1, -1, 262, 263, 264, 265, - -1, 267, 268, 269, -1, 271, 258, 259, -1, -1, - 262, 263, 264, 265, -1, 267, 268, 269, -1, 271, - 258, 259, -1, -1, 262, 263, 264, 265, -1, 267, - 268, 269, -1, 271, 258, 259, -1, -1, 262, 263, - 264, 265, -1, 267, 268, 269, -1, 271, 258, 259, - -1, -1, 262, 263, 264, 265, -1, -1, 268, 269, - -1, 271, 258, 259, -1, -1, 262, 263, 264, 265, - 259, 267, 268, 269, -1, 271, -1, -1, 267, 268, - 269, -1, 271, 258, 259, -1, -1, 262, 263, 264, - 265, -1, 267, -1, 269, -}; -#define YYFINAL 1 -#ifndef YYDEBUG -#define YYDEBUG 0 +# 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 +# define tISOBASE 271 +# define tDAY_UNIT 272 + + + + +#if defined(__cplusplus) || defined(__STDC__) + +#if defined(__cplusplus) && defined(__EXTERN_C__) +extern "C" { #endif -#define YYMAXTOKEN 271 -#if YYDEBUG -char *TclDatename[] = { -"end-of-file",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, -0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, -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,"tAGO","tDAY", -"tDAYZONE","tID","tMERIDIAN","tMINUTE_UNIT","tMONTH","tMONTH_UNIT","tSEC_UNIT", -"tSNUMBER","tUNUMBER","tZONE","tEPOCH","tDST","tISOBASE", -}; -char *TclDaterule[] = { -"$accept : spec", -"spec :", -"spec : spec item", -"item : time", -"item : zone", -"item : date", -"item : day", -"item : rel", -"item : iso", -"item : number", -"time : tUNUMBER tMERIDIAN", -"time : tUNUMBER ':' tUNUMBER o_merid", -"time : tUNUMBER ':' tUNUMBER '-' tUNUMBER", -"time : tUNUMBER ':' tUNUMBER ':' tUNUMBER o_merid", -"time : tUNUMBER ':' tUNUMBER ':' tUNUMBER '-' tUNUMBER", -"zone : tZONE tDST", -"zone : tZONE", -"zone : tDAYZONE", -"day : tDAY", -"day : tDAY ','", -"day : tUNUMBER tDAY", -"date : tUNUMBER '/' tUNUMBER", -"date : tUNUMBER '/' tUNUMBER '/' tUNUMBER", -"date : tISOBASE", -"date : tUNUMBER '-' tMONTH '-' tUNUMBER", -"date : tUNUMBER '-' tUNUMBER '-' tUNUMBER", -"date : tMONTH tUNUMBER", -"date : tMONTH tUNUMBER ',' tUNUMBER", -"date : tUNUMBER tMONTH", -"date : tEPOCH", -"date : tUNUMBER tMONTH tUNUMBER", -"iso : tISOBASE tZONE tISOBASE", -"iso : tISOBASE tZONE tUNUMBER ':' tUNUMBER ':' tUNUMBER", -"iso : tISOBASE tISOBASE", -"rel : relunit tAGO", -"rel : relunit", -"relunit : tUNUMBER tMINUTE_UNIT", -"relunit : '-' tUNUMBER tMINUTE_UNIT", -"relunit : tMINUTE_UNIT", -"relunit : '-' tUNUMBER tSEC_UNIT", -"relunit : tUNUMBER tSEC_UNIT", -"relunit : tSEC_UNIT", -"relunit : '-' tUNUMBER tMONTH_UNIT", -"relunit : tUNUMBER tMONTH_UNIT", -"relunit : tMONTH_UNIT", -"number : tUNUMBER", -"o_merid :", -"o_merid : tMERIDIAN", -}; +#ifndef TclDateerror +#if defined(__cplusplus) + void TclDateerror(CONST char *); #endif -#ifdef YYSTACKSIZE -#undef YYMAXDEPTH -#define YYMAXDEPTH YYSTACKSIZE -#else -#ifdef YYMAXDEPTH -#define YYSTACKSIZE YYMAXDEPTH -#else -#define YYSTACKSIZE 500 -#define YYMAXDEPTH 500 #endif +#ifndef TclDatelex + int TclDatelex(void); #endif -int TclDatedebug; -int TclDatenerrs; -int TclDateerrflag; -int TclDatechar; -short *TclDatessp; -YYSTYPE *TclDatevsp; -YYSTYPE TclDateval; + int TclDateparse(void); +#if defined(__cplusplus) && defined(__EXTERN_C__) +} +#endif + +#endif + +#define TclDateclearin TclDatechar = -1 +#define TclDateerrok TclDateerrflag = 0 +extern int TclDatechar; +extern int TclDateerrflag; YYSTYPE TclDatelval; -short TclDatess[YYSTACKSIZE]; -YYSTYPE TclDatevs[YYSTACKSIZE]; -#define TclDatestacksize YYSTACKSIZE +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. @@ -394,12 +217,12 @@ static TABLE MonthDayTable[] = { * Time units table. */ static TABLE UnitsTable[] = { - { "year", tMONTH_UNIT, 12 }, + { "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 }, + { "fortnight", tDAY_UNIT, 14 }, + { "week", tDAY_UNIT, 7 }, + { "day", tDAY_UNIT, 1 }, + { "hour", tMINUTE_UNIT, 60 }, { "minute", tMINUTE_UNIT, 1 }, { "min", tMINUTE_UNIT, 1 }, { "second", tSEC_UNIT, 1 }, @@ -411,11 +234,11 @@ static TABLE UnitsTable[] = { * Assorted relative-time words. */ static TABLE OtherTable[] = { - { "tomorrow", tMINUTE_UNIT, 1 * 24 * 60 }, - { "yesterday", tMINUTE_UNIT, -1 * 24 * 60 }, - { "today", tMINUTE_UNIT, 0 }, + { "tomorrow", tDAY_UNIT, 1 }, + { "yesterday", tDAY_UNIT, -1 }, + { "today", tDAY_UNIT, 0 }, { "now", tMINUTE_UNIT, 0 }, - { "last", tUNUMBER, -1 }, + { "last", tUNUMBER, -1 }, { "this", tMINUTE_UNIT, 0 }, { "next", tUNUMBER, 1 }, #if 0 @@ -677,7 +500,6 @@ DSTcorrect(Start, 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; @@ -685,7 +507,7 @@ DSTcorrect(Start, Future) static time_t -RelativeDate(Start, DayOrdinal, DayNumber) +NamedDay(Start, DayOrdinal, DayNumber) time_t Start; time_t DayOrdinal; time_t DayNumber; @@ -746,6 +568,36 @@ RelativeMonth(Start, RelMonth, TimePtr) } +/* + *----------------------------------------------------------------------------- + * + * RelativeDay -- + * + * Given a starting time and a number of days before or after, compute the + * DST corrected difference between those dates. + * + * Results: + * 1 or -1 indicating success or failure. + * + * Side effects: + * Fills TimePtr with the computed value. + * + *----------------------------------------------------------------------------- + */ + +static int +RelativeDay(Start, RelDay, TimePtr) + time_t Start; + time_t RelDay; + time_t *TimePtr; +{ + time_t new; + + new = Start + (RelDay * 60 * 60 * 24); + *TimePtr = DSTcorrect(Start, new); + return 1; +} + static int LookupWord(buff) char *buff; @@ -955,6 +807,7 @@ TclGetDate(p, now, zone, timePtr) TclDateMeridian = MER24; TclDateRelSeconds = 0; TclDateRelMonth = 0; + TclDateRelDay = 0; TclDateHaveDate = 0; TclDateHaveDay = 0; TclDateHaveRel = 0; @@ -1005,494 +858,930 @@ TclGetDate(p, now, zone, timePtr) } Start += Time; + if (RelativeDay(Start, TclDateRelDay, &Time) < 0) { + return -1; + } + Start += Time; + if (TclDateHaveDay && !TclDateHaveDate) { - tod = RelativeDate(Start, TclDateDayOrdinal, TclDateDayNumber); + tod = NamedDay(Start, TclDateDayOrdinal, TclDateDayNumber); Start += tod; } *timePtr = Start; return 0; } -#define YYABORT goto TclDateabort -#define YYREJECT goto TclDateabort -#define YYACCEPT goto TclDateaccept -#define YYERROR goto TclDateerrlab -int -TclDateparse() -{ - register int TclDatem, TclDaten, TclDatestate; +static CONST TclDatetabelem TclDateexca[] ={ +-1, 1, + 0, -1, + -2, 0, + }; +# define YYNPROD 51 +# define YYLAST 248 +static CONST TclDatetabelem TclDateact[]={ + + 18, 48, 46, 50, 49, 34, 45, 52, 35, 42, + 33, 51, 27, 43, 26, 71, 70, 66, 65, 64, + 63, 62, 61, 60, 44, 24, 41, 40, 39, 36, + 53, 68, 38, 69, 59, 56, 58, 57, 47, 37, + 17, 9, 8, 54, 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, + 67, 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, 0, + 0, 0, 0, 16, 12, 0, 0, 19, 14, 21, + 20, 0, 10, 11, 15, 25, 13, 22, 23, 29, + 28, 31, 30, 0, 0, 0, 0, 0, 0, 32, + 0, 0, 0, 0, 0, 0, 55, 55 }; +static CONST TclDatetabelem TclDatepact[]={ + +-10000000, -45,-10000000,-10000000,-10000000,-10000000,-10000000,-10000000,-10000000,-10000000, + -33, -260,-10000000, -263, -238,-10000000, -5, -225, -239,-10000000, +-10000000,-10000000,-10000000,-10000000, -240,-10000000, -241, -254, -243,-10000000, +-10000000,-10000000,-10000000,-10000000, -265,-10000000, -6,-10000000,-10000000, -261, + -15, -12, -8, -9,-10000000,-10000000, -24, -244,-10000000,-10000000, +-10000000,-10000000,-10000000, -245, -246,-10000000, -247, -248, -249, -250, +-10000000,-10000000, -14,-10000000,-10000000,-10000000, -25,-10000000, -251, -252, +-10000000,-10000000 }; +static CONST TclDatetabelem TclDatepgo[]={ + + 0, 7, 50, 49, 48, 47, 46, 45, 44, 42, + 41, 40 }; +static CONST TclDatetabelem TclDater1[]={ + + 0, 2, 2, 3, 3, 3, 3, 3, 3, 3, + 4, 4, 4, 4, 4, 5, 5, 5, 7, 7, + 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, + 6, 9, 9, 9, 8, 8, 11, 11, 11, 11, + 11, 11, 11, 11, 11, 11, 11, 11, 10, 1, + 1 }; +static CONST TclDatetabelem TclDater2[]={ + + 0, 0, 4, 3, 3, 3, 3, 3, 3, 2, + 5, 9, 11, 13, 15, 5, 3, 3, 3, 5, + 5, 7, 11, 3, 11, 11, 5, 9, 5, 3, + 7, 7, 15, 5, 5, 2, 5, 7, 3, 7, + 5, 3, 7, 5, 3, 7, 5, 3, 3, 1, + 3 }; +static CONST TclDatetabelem TclDatechk[]={ + +-10000000, -2, -3, -4, -5, -6, -7, -8, -9, -10, + 267, 268, 259, 271, 263, 269, 258, -11, 45, 262, + 265, 264, 272, 261, 58, 258, 47, 45, 263, 262, + 265, 264, 272, 270, 268, 271, 267, 44, 257, 267, + 267, 267, 263, 267, 267, 271, 267, 44, 262, 265, + 264, 272, -1, 45, 58, 261, 47, 45, 45, 58, + 267, 267, 267, 267, 267, 267, 267, -1, 45, 58, + 267, 267 }; +static CONST TclDatetabelem TclDatedef[]={ + + 1, -2, 2, 3, 4, 5, 6, 7, 8, 9, + 48, 16, 17, 23, 0, 29, 18, 35, 0, 38, + 41, 44, 47, 10, 0, 20, 0, 0, 28, 36, + 40, 43, 46, 15, 0, 33, 26, 19, 34, 0, + 49, 21, 0, 0, 30, 31, 0, 0, 37, 39, + 42, 45, 11, 0, 0, 50, 0, 0, 0, 0, + 27, 12, 49, 22, 24, 25, 0, 13, 0, 0, + 14, 32 }; +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 - register char *TclDates; - extern char *getenv(); - - if (TclDates = getenv("YYDEBUG")) - { - TclDaten = *TclDates; - if (TclDaten >= '0' && TclDaten <= '9') - TclDatedebug = TclDaten - '0'; - } + +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, + "tISOBASE", 271, + "tDAY_UNIT", 272, + "-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 : iso", + "item : number", + "time : tUNUMBER tMERIDIAN", + "time : tUNUMBER ':' tUNUMBER o_merid", + "time : tUNUMBER ':' tUNUMBER '-' tUNUMBER", + "time : tUNUMBER ':' tUNUMBER ':' tUNUMBER o_merid", + "time : tUNUMBER ':' tUNUMBER ':' tUNUMBER '-' tUNUMBER", + "zone : tZONE tDST", + "zone : tZONE", + "zone : tDAYZONE", + "day : tDAY", + "day : tDAY ','", + "day : tUNUMBER tDAY", + "date : tUNUMBER '/' tUNUMBER", + "date : tUNUMBER '/' tUNUMBER '/' tUNUMBER", + "date : tISOBASE", + "date : tUNUMBER '-' tMONTH '-' tUNUMBER", + "date : tUNUMBER '-' tUNUMBER '-' tUNUMBER", + "date : tMONTH tUNUMBER", + "date : tMONTH tUNUMBER ',' tUNUMBER", + "date : tUNUMBER tMONTH", + "date : tEPOCH", + "date : tUNUMBER tMONTH tUNUMBER", + "iso : tISOBASE tZONE tISOBASE", + "iso : tISOBASE tZONE tUNUMBER ':' tUNUMBER ':' tUNUMBER", + "iso : tISOBASE tISOBASE", + "rel : relunit tAGO", + "rel : relunit", + "relunit : tUNUMBER tMINUTE_UNIT", + "relunit : '-' tUNUMBER tMINUTE_UNIT", + "relunit : tMINUTE_UNIT", + "relunit : '-' tUNUMBER tSEC_UNIT", + "relunit : tUNUMBER tSEC_UNIT", + "relunit : tSEC_UNIT", + "relunit : '-' tUNUMBER tMONTH_UNIT", + "relunit : tUNUMBER tMONTH_UNIT", + "relunit : tMONTH_UNIT", + "relunit : '-' tUNUMBER tDAY_UNIT", + "relunit : tUNUMBER tDAY_UNIT", + "relunit : tDAY_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, TclDatemaxdepth * sizeof (type)) +#define YYENLARGE( from, type) \ + (type *) realloc((char *) from, TclDatenewmax * sizeof(type)) +#ifndef YYDEBUG +# define YYDEBUG 1 /* make debugging available */ #endif - TclDatenerrs = 0; - TclDateerrflag = 0; - TclDatechar = (-1); +/* +** user known globals +*/ +int TclDatedebug; /* set to 1 to get debugging */ - TclDatessp = TclDatess; - TclDatevsp = TclDatevs; - *TclDatessp = TclDatestate = 0; +/* +** driver internal defines +*/ +#define YYFLAG (-10000000) -TclDateloop: - if ((TclDaten = TclDatedefred[TclDatestate])) goto TclDatereduce; - if (TclDatechar < 0) - { - if ((TclDatechar = TclDatelex()) < 0) TclDatechar = 0; -#if YYDEBUG - if (TclDatedebug) - { - TclDates = 0; - if (TclDatechar <= YYMAXTOKEN) TclDates = TclDatename[TclDatechar]; - if (!TclDates) TclDates = "illegal-symbol"; - printf("%sdebug: state %d, reading %d (%s)\n", - YYPREFIX, TclDatestate, TclDatechar, TclDates); - } +/* +** 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 - } - if ((TclDaten = TclDatesindex[TclDatestate]) && (TclDaten += TclDatechar) >= 0 && - TclDaten <= YYTABLESIZE && TclDatecheck[TclDaten] == TclDatechar) - { -#if YYDEBUG - if (TclDatedebug) - printf("%sdebug: state %d, shifting to state %d\n", - YYPREFIX, TclDatestate, TclDatetable[TclDaten]); +{ + 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= TclDatess + TclDatestacksize - 1) - { - goto TclDateoverflow; - } - *++TclDatessp = TclDatestate = TclDatetable[TclDaten]; - *++TclDatevsp = TclDatelval; - TclDatechar = (-1); - if (TclDateerrflag > 0) --TclDateerrflag; - goto TclDateloop; - } - if ((TclDaten = TclDaterindex[TclDatestate]) && (TclDaten += TclDatechar) >= 0 && - TclDaten <= YYTABLESIZE && TclDatecheck[TclDaten] == TclDatechar) - { - TclDaten = TclDatetable[TclDaten]; - goto TclDatereduce; - } - if (TclDateerrflag) goto TclDateinrecovery; -#ifdef lint - goto TclDatenewerror; -TclDatenewerror: +{ + register YYSTYPE *TclDatepvt = 0; /* 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 +*/ + static int __yaccpar_lint_hack__ = 0; + switch (__yaccpar_lint_hack__) + { + case 1: goto TclDateerrlab; + case 2: goto TclDatenewstate; + } #endif - TclDateerror("syntax error"); -#ifdef lint - goto TclDateerrlab; + + /* + ** 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 - ++TclDatenerrs; -TclDateinrecovery: - if (TclDateerrflag < 3) - { - TclDateerrflag = 3; - for (;;) - { - if ((TclDaten = TclDatesindex[*TclDatessp]) && (TclDaten += YYERRCODE) >= 0 && - TclDaten <= YYTABLESIZE && TclDatecheck[TclDaten] == YYERRCODE) - { + + { + 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 (TclDatedebug) - printf("%sdebug: state %d, error recovery shifting\ - to state %d\n", YYPREFIX, *TclDatessp, TclDatetable[TclDaten]); + /* + ** 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 + */ + long TclDateps_index = (TclDate_ps - TclDates); + long TclDatepv_index = (TclDate_pv - TclDatev); + long 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 (TclDatessp >= TclDatess + TclDatestacksize - 1) - { - goto TclDateoverflow; - } - *++TclDatessp = TclDatestate = TclDatetable[TclDaten]; - *++TclDatevsp = TclDatelval; - goto TclDateloop; - } - else - { + 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 (TclDatedebug) - printf("%sdebug: error recovery discarding state %d\n", - YYPREFIX, *TclDatessp); + /* + ** if debugging, need to mark whether new token grabbed + */ + TclDatetmp = TclDatechar < 0; #endif - if (TclDatessp <= TclDatess) goto TclDateabort; - --TclDatessp; - --TclDatevsp; - } - } - } - else - { - if (TclDatechar == 0) goto TclDateabort; + if ( ( TclDatechar < 0 ) && ( ( TclDatechar = YYLEX() ) < 0 ) ) + TclDatechar = 0; /* reached EOF */ #if YYDEBUG - if (TclDatedebug) - { - TclDates = 0; - if (TclDatechar <= YYMAXTOKEN) TclDates = TclDatename[TclDatechar]; - if (!TclDates) TclDates = "illegal-symbol"; - printf("%sdebug: state %d, error recovery discards token %d (%s)\n", - YYPREFIX, TclDatestate, TclDatechar, TclDates); - } + 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 - TclDatechar = (-1); - goto TclDateloop; - } -TclDatereduce: + if ( ( TclDatechar < 0 ) && ( ( TclDatechar = YYLEX() ) < 0 ) ) + TclDatechar = 0; /* reached EOF */ #if YYDEBUG - if (TclDatedebug) - printf("%sdebug: state %d, reducing by rule %d (%s)\n", - YYPREFIX, TclDatestate, TclDaten, TclDaterule[TclDaten]); + 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 CONST 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 - TclDatem = TclDatelen[TclDaten]; - TclDateval = TclDatevsp[1-TclDatem]; - switch (TclDaten) - { -case 3: -{ + 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: -{ + } break; +case 4:{ TclDateHaveZone++; - } -break; -case 5: -{ + } break; +case 5:{ TclDateHaveDate++; - } -break; -case 6: -{ + } break; +case 6:{ TclDateHaveDay++; - } -break; -case 7: -{ + } break; +case 7:{ TclDateHaveRel++; - } -break; -case 8: -{ + } break; +case 8:{ TclDateHaveTime++; TclDateHaveDate++; - } -break; -case 10: -{ - TclDateHour = TclDatevsp[-1].Number; + } break; +case 10:{ + TclDateHour = TclDatepvt[-1].Number; TclDateMinutes = 0; TclDateSeconds = 0; - TclDateMeridian = TclDatevsp[0].Meridian; - } -break; -case 11: -{ - TclDateHour = TclDatevsp[-3].Number; - TclDateMinutes = TclDatevsp[-1].Number; + TclDateMeridian = TclDatepvt[-0].Meridian; + } break; +case 11:{ + TclDateHour = TclDatepvt[-3].Number; + TclDateMinutes = TclDatepvt[-1].Number; TclDateSeconds = 0; - TclDateMeridian = TclDatevsp[0].Meridian; - } -break; -case 12: -{ - TclDateHour = TclDatevsp[-4].Number; - TclDateMinutes = TclDatevsp[-2].Number; + TclDateMeridian = TclDatepvt[-0].Meridian; + } break; +case 12:{ + TclDateHour = TclDatepvt[-4].Number; + TclDateMinutes = TclDatepvt[-2].Number; TclDateMeridian = MER24; TclDateDSTmode = DSToff; - TclDateTimezone = (TclDatevsp[0].Number % 100 + (TclDatevsp[0].Number / 100) * 60); - } -break; -case 13: -{ - TclDateHour = TclDatevsp[-5].Number; - TclDateMinutes = TclDatevsp[-3].Number; - TclDateSeconds = TclDatevsp[-1].Number; - TclDateMeridian = TclDatevsp[0].Meridian; - } -break; -case 14: -{ - TclDateHour = TclDatevsp[-6].Number; - TclDateMinutes = TclDatevsp[-4].Number; - TclDateSeconds = TclDatevsp[-2].Number; + TclDateTimezone = (TclDatepvt[-0].Number % 100 + (TclDatepvt[-0].Number / 100) * 60); + } break; +case 13:{ + TclDateHour = TclDatepvt[-5].Number; + TclDateMinutes = TclDatepvt[-3].Number; + TclDateSeconds = TclDatepvt[-1].Number; + TclDateMeridian = TclDatepvt[-0].Meridian; + } break; +case 14:{ + TclDateHour = TclDatepvt[-6].Number; + TclDateMinutes = TclDatepvt[-4].Number; + TclDateSeconds = TclDatepvt[-2].Number; TclDateMeridian = MER24; TclDateDSTmode = DSToff; - TclDateTimezone = (TclDatevsp[0].Number % 100 + (TclDatevsp[0].Number / 100) * 60); - } -break; -case 15: -{ - TclDateTimezone = TclDatevsp[-1].Number; + TclDateTimezone = (TclDatepvt[-0].Number % 100 + (TclDatepvt[-0].Number / 100) * 60); + } break; +case 15:{ + TclDateTimezone = TclDatepvt[-1].Number; TclDateDSTmode = DSTon; - } -break; -case 16: -{ - TclDateTimezone = TclDatevsp[0].Number; + } break; +case 16:{ + TclDateTimezone = TclDatepvt[-0].Number; TclDateDSTmode = DSToff; - } -break; -case 17: -{ - TclDateTimezone = TclDatevsp[0].Number; + } break; +case 17:{ + TclDateTimezone = TclDatepvt[-0].Number; TclDateDSTmode = DSTon; - } -break; -case 18: -{ + } break; +case 18:{ TclDateDayOrdinal = 1; - TclDateDayNumber = TclDatevsp[0].Number; - } -break; -case 19: -{ + TclDateDayNumber = TclDatepvt[-0].Number; + } break; +case 19:{ TclDateDayOrdinal = 1; - TclDateDayNumber = TclDatevsp[-1].Number; - } -break; -case 20: -{ - TclDateDayOrdinal = TclDatevsp[-1].Number; - TclDateDayNumber = TclDatevsp[0].Number; - } -break; -case 21: -{ - TclDateMonth = TclDatevsp[-2].Number; - TclDateDay = TclDatevsp[0].Number; - } -break; -case 22: -{ - TclDateMonth = TclDatevsp[-4].Number; - TclDateDay = TclDatevsp[-2].Number; - TclDateYear = TclDatevsp[0].Number; - } -break; -case 23: -{ - TclDateYear = TclDatevsp[0].Number / 10000; - TclDateMonth = (TclDatevsp[0].Number % 10000)/100; - TclDateDay = TclDatevsp[0].Number % 100; - } -break; -case 24: -{ - TclDateDay = TclDatevsp[-4].Number; - TclDateMonth = TclDatevsp[-2].Number; - TclDateYear = TclDatevsp[0].Number; - } -break; -case 25: -{ - TclDateMonth = TclDatevsp[-2].Number; - TclDateDay = TclDatevsp[0].Number; - TclDateYear = TclDatevsp[-4].Number; - } -break; -case 26: -{ - TclDateMonth = TclDatevsp[-1].Number; - TclDateDay = TclDatevsp[0].Number; - } -break; -case 27: -{ - TclDateMonth = TclDatevsp[-3].Number; - TclDateDay = TclDatevsp[-2].Number; - TclDateYear = TclDatevsp[0].Number; - } -break; -case 28: -{ - TclDateMonth = TclDatevsp[0].Number; - TclDateDay = TclDatevsp[-1].Number; - } -break; -case 29: -{ + TclDateDayNumber = TclDatepvt[-1].Number; + } break; +case 20:{ + TclDateDayOrdinal = TclDatepvt[-1].Number; + TclDateDayNumber = TclDatepvt[-0].Number; + } break; +case 21:{ + TclDateMonth = TclDatepvt[-2].Number; + TclDateDay = TclDatepvt[-0].Number; + } break; +case 22:{ + TclDateMonth = TclDatepvt[-4].Number; + TclDateDay = TclDatepvt[-2].Number; + TclDateYear = TclDatepvt[-0].Number; + } break; +case 23:{ + TclDateYear = TclDatepvt[-0].Number / 10000; + TclDateMonth = (TclDatepvt[-0].Number % 10000)/100; + TclDateDay = TclDatepvt[-0].Number % 100; + } break; +case 24:{ + TclDateDay = TclDatepvt[-4].Number; + TclDateMonth = TclDatepvt[-2].Number; + TclDateYear = TclDatepvt[-0].Number; + } break; +case 25:{ + TclDateMonth = TclDatepvt[-2].Number; + TclDateDay = TclDatepvt[-0].Number; + TclDateYear = TclDatepvt[-4].Number; + } break; +case 26:{ + TclDateMonth = TclDatepvt[-1].Number; + TclDateDay = TclDatepvt[-0].Number; + } break; +case 27:{ + TclDateMonth = TclDatepvt[-3].Number; + TclDateDay = TclDatepvt[-2].Number; + TclDateYear = TclDatepvt[-0].Number; + } break; +case 28:{ + TclDateMonth = TclDatepvt[-0].Number; + TclDateDay = TclDatepvt[-1].Number; + } break; +case 29:{ TclDateMonth = 1; TclDateDay = 1; TclDateYear = EPOCH; - } -break; -case 30: -{ - TclDateMonth = TclDatevsp[-1].Number; - TclDateDay = TclDatevsp[-2].Number; - TclDateYear = TclDatevsp[0].Number; - } -break; -case 31: -{ - if (TclDatevsp[-1].Number != HOUR(- 7)) goto TclDateabort; - TclDateYear = TclDatevsp[-2].Number / 10000; - TclDateMonth = (TclDatevsp[-2].Number % 10000)/100; - TclDateDay = TclDatevsp[-2].Number % 100; - TclDateHour = TclDatevsp[0].Number / 10000; - TclDateMinutes = (TclDatevsp[0].Number % 10000)/100; - TclDateSeconds = TclDatevsp[0].Number % 100; - } -break; -case 32: -{ - if (TclDatevsp[-5].Number != HOUR(- 7)) goto TclDateabort; - TclDateYear = TclDatevsp[-6].Number / 10000; - TclDateMonth = (TclDatevsp[-6].Number % 10000)/100; - TclDateDay = TclDatevsp[-6].Number % 100; - TclDateHour = TclDatevsp[-4].Number; - TclDateMinutes = TclDatevsp[-2].Number; - TclDateSeconds = TclDatevsp[0].Number; - } -break; -case 33: -{ - TclDateYear = TclDatevsp[-1].Number / 10000; - TclDateMonth = (TclDatevsp[-1].Number % 10000)/100; - TclDateDay = TclDatevsp[-1].Number % 100; - TclDateHour = TclDatevsp[0].Number / 10000; - TclDateMinutes = (TclDatevsp[0].Number % 10000)/100; - TclDateSeconds = TclDatevsp[0].Number % 100; - } -break; -case 34: -{ + } break; +case 30:{ + TclDateMonth = TclDatepvt[-1].Number; + TclDateDay = TclDatepvt[-2].Number; + TclDateYear = TclDatepvt[-0].Number; + } break; +case 31:{ + if (TclDatepvt[-1].Number != HOUR(- 7)) YYABORT; + TclDateYear = TclDatepvt[-2].Number / 10000; + TclDateMonth = (TclDatepvt[-2].Number % 10000)/100; + TclDateDay = TclDatepvt[-2].Number % 100; + TclDateHour = TclDatepvt[-0].Number / 10000; + TclDateMinutes = (TclDatepvt[-0].Number % 10000)/100; + TclDateSeconds = TclDatepvt[-0].Number % 100; + } break; +case 32:{ + if (TclDatepvt[-5].Number != HOUR(- 7)) YYABORT; + TclDateYear = TclDatepvt[-6].Number / 10000; + TclDateMonth = (TclDatepvt[-6].Number % 10000)/100; + TclDateDay = TclDatepvt[-6].Number % 100; + TclDateHour = TclDatepvt[-4].Number; + TclDateMinutes = TclDatepvt[-2].Number; + TclDateSeconds = TclDatepvt[-0].Number; + } break; +case 33:{ + TclDateYear = TclDatepvt[-1].Number / 10000; + TclDateMonth = (TclDatepvt[-1].Number % 10000)/100; + TclDateDay = TclDatepvt[-1].Number % 100; + TclDateHour = TclDatepvt[-0].Number / 10000; + TclDateMinutes = (TclDatepvt[-0].Number % 10000)/100; + TclDateSeconds = TclDatepvt[-0].Number % 100; + } break; +case 34:{ TclDateRelSeconds = -TclDateRelSeconds; TclDateRelMonth = -TclDateRelMonth; - } -break; -case 36: -{ - TclDateRelSeconds += TclDatevsp[-1].Number * TclDatevsp[0].Number * 60L; - } -break; -case 37: -{ - TclDateRelSeconds -= TclDatevsp[-1].Number * TclDatevsp[0].Number * 60L; - } -break; -case 38: -{ - TclDateRelSeconds += TclDatevsp[0].Number * 60L; - } -break; -case 39: -{ - TclDateRelSeconds -= TclDatevsp[-1].Number; - } -break; -case 40: -{ - TclDateRelSeconds += TclDatevsp[-1].Number; - } -break; -case 41: -{ + TclDateRelDay = -TclDateRelDay; + } break; +case 36:{ + TclDateRelSeconds += TclDatepvt[-1].Number * TclDatepvt[-0].Number * 60L; + } break; +case 37:{ + TclDateRelSeconds -= TclDatepvt[-1].Number * TclDatepvt[-0].Number * 60L; + } break; +case 38:{ + TclDateRelSeconds += TclDatepvt[-0].Number * 60L; + } break; +case 39:{ + TclDateRelSeconds -= TclDatepvt[-1].Number; + } break; +case 40:{ + TclDateRelSeconds += TclDatepvt[-1].Number; + } break; +case 41:{ TclDateRelSeconds++; - } -break; -case 42: -{ - TclDateRelMonth -= TclDatevsp[-1].Number * TclDatevsp[0].Number; - } -break; -case 43: -{ - TclDateRelMonth += TclDatevsp[-1].Number * TclDatevsp[0].Number; - } -break; -case 44: -{ - TclDateRelMonth += TclDatevsp[0].Number; - } -break; -case 45: -{ + } break; +case 42:{ + TclDateRelMonth -= TclDatepvt[-1].Number * TclDatepvt[-0].Number; + } break; +case 43:{ + TclDateRelMonth += TclDatepvt[-1].Number * TclDatepvt[-0].Number; + } break; +case 44:{ + TclDateRelMonth += TclDatepvt[-0].Number; + } break; +case 45:{ + TclDateRelDay -= TclDatepvt[-1].Number * TclDatepvt[-0].Number; + } break; +case 46:{ + TclDateRelDay += TclDatepvt[-1].Number * TclDatepvt[-0].Number; + } break; +case 47:{ + TclDateRelDay += TclDatepvt[-0].Number; + } break; +case 48:{ if (TclDateHaveTime && TclDateHaveDate && !TclDateHaveRel) { - TclDateYear = TclDatevsp[0].Number; + TclDateYear = TclDatepvt[-0].Number; } else { TclDateHaveTime++; - if (TclDatevsp[0].Number < 100) { - TclDateHour = TclDatevsp[0].Number; + if (TclDatepvt[-0].Number < 100) { + TclDateHour = TclDatepvt[-0].Number; TclDateMinutes = 0; } else { - TclDateHour = TclDatevsp[0].Number / 100; - TclDateMinutes = TclDatevsp[0].Number % 100; + TclDateHour = TclDatepvt[-0].Number / 100; + TclDateMinutes = TclDatepvt[-0].Number % 100; } TclDateSeconds = 0; TclDateMeridian = MER24; } - } -break; -case 46: -{ + } break; +case 49:{ TclDateval.Meridian = MER24; - } -break; -case 47: -{ - TclDateval.Meridian = TclDatevsp[0].Meridian; - } -break; - } - TclDatessp -= TclDatem; - TclDatestate = *TclDatessp; - TclDatevsp -= TclDatem; - TclDatem = TclDatelhs[TclDaten]; - if (TclDatestate == 0 && TclDatem == 0) - { -#if YYDEBUG - if (TclDatedebug) - printf("%sdebug: after reduction, shifting from state 0 to\ - state %d\n", YYPREFIX, YYFINAL); -#endif - TclDatestate = YYFINAL; - *++TclDatessp = YYFINAL; - *++TclDatevsp = TclDateval; - if (TclDatechar < 0) - { - if ((TclDatechar = TclDatelex()) < 0) TclDatechar = 0; -#if YYDEBUG - if (TclDatedebug) - { - TclDates = 0; - if (TclDatechar <= YYMAXTOKEN) TclDates = TclDatename[TclDatechar]; - if (!TclDates) TclDates = "illegal-symbol"; - printf("%sdebug: state %d, reading %d (%s)\n", - YYPREFIX, YYFINAL, TclDatechar, TclDates); - } -#endif - } - if (TclDatechar == 0) goto TclDateaccept; - goto TclDateloop; - } - if ((TclDaten = TclDategindex[TclDatem]) && (TclDaten += TclDatestate) >= 0 && - TclDaten <= YYTABLESIZE && TclDatecheck[TclDaten] == TclDatestate) - TclDatestate = TclDatetable[TclDaten]; - else - TclDatestate = TclDatedgoto[TclDatem]; -#if YYDEBUG - if (TclDatedebug) - printf("%sdebug: after reduction, shifting from state %d \ -to state %d\n", YYPREFIX, *TclDatessp, TclDatestate); -#endif - if (TclDatessp >= TclDatess + TclDatestacksize - 1) - { - goto TclDateoverflow; - } - *++TclDatessp = TclDatestate; - *++TclDatevsp = TclDateval; - goto TclDateloop; -TclDateoverflow: - TclDateerror("yacc stack overflow"); -TclDateabort: - return (1); -TclDateaccept: - return (0); + } break; +case 50:{ + TclDateval.Meridian = TclDatepvt[-0].Meridian; + } break; + } + goto TclDatestack; /* reset registers in driver code */ } + diff --git a/generic/tclGetDate.y b/generic/tclGetDate.y index 0f1d515..c5d7231 100644 --- a/generic/tclGetDate.y +++ b/generic/tclGetDate.y @@ -11,7 +11,7 @@ * See the file "license.terms" for information on usage and redistribution * of this file, and for a DISCLAIMER OF ALL WARRANTIES. * - * RCS: @(#) $Id: tclGetDate.y,v 1.9 2000/01/12 01:16:08 ericm Exp $ + * RCS: @(#) $Id: tclGetDate.y,v 1.10 2000/01/12 03:13:20 ericm Exp $ */ %{ @@ -105,6 +105,7 @@ static time_t yySeconds; static time_t yyYear; static MERIDIAN yyMeridian; static time_t yyRelMonth; +static time_t yyRelDay; static time_t yyRelSeconds; @@ -118,10 +119,12 @@ 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, +static time_t NamedDay _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 RelativeDay _ANSI_ARGS_((time_t Start, time_t RelDay, + time_t *TimePtr)); static int LookupWord _ANSI_ARGS_((char *buff)); static int yylex _ANSI_ARGS_((void)); @@ -135,10 +138,10 @@ yyparse _ANSI_ARGS_((void)); } %token tAGO tDAY tDAYZONE tID tMERIDIAN tMINUTE_UNIT tMONTH tMONTH_UNIT -%token tSEC_UNIT tSNUMBER tUNUMBER tZONE tEPOCH tDST tISOBASE +%token tSEC_UNIT tSNUMBER tUNUMBER tZONE tEPOCH tDST tISOBASE tDAY_UNIT %type tDAY tDAYZONE tMINUTE_UNIT tMONTH tMONTH_UNIT tDST -%type tSEC_UNIT tSNUMBER tUNUMBER tZONE tISOBASE +%type tSEC_UNIT tSNUMBER tUNUMBER tZONE tISOBASE tDAY_UNIT %type tMERIDIAN o_merid %% @@ -282,7 +285,7 @@ date : tUNUMBER '/' tUNUMBER { ; iso : tISOBASE tZONE tISOBASE { - if ($2 != HOUR(- 7)) goto yyabort; + if ($2 != HOUR(- 7)) YYABORT; yyYear = $1 / 10000; yyMonth = ($1 % 10000)/100; yyDay = $1 % 100; @@ -291,7 +294,7 @@ iso : tISOBASE tZONE tISOBASE { yySeconds = $3 % 100; } | tISOBASE tZONE tUNUMBER ':' tUNUMBER ':' tUNUMBER { - if ($2 != HOUR(- 7)) goto yyabort; + if ($2 != HOUR(- 7)) YYABORT; yyYear = $1 / 10000; yyMonth = ($1 % 10000)/100; yyDay = $1 % 100; @@ -312,6 +315,7 @@ iso : tISOBASE tZONE tISOBASE { rel : relunit tAGO { yyRelSeconds = -yyRelSeconds; yyRelMonth = -yyRelMonth; + yyRelDay = -yyRelDay; } | relunit ; @@ -343,6 +347,15 @@ relunit : tUNUMBER tMINUTE_UNIT { | tMONTH_UNIT { yyRelMonth += $1; } + | '-' tUNUMBER tDAY_UNIT { + yyRelDay -= $2 * $3; + } + | tUNUMBER tDAY_UNIT { + yyRelDay += $1 * $2; + } + | tDAY_UNIT { + yyRelDay += $1; + } ; number : tUNUMBER @@ -409,12 +422,12 @@ static TABLE MonthDayTable[] = { * Time units table. */ static TABLE UnitsTable[] = { - { "year", tMONTH_UNIT, 12 }, + { "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 }, + { "fortnight", tDAY_UNIT, 14 }, + { "week", tDAY_UNIT, 7 }, + { "day", tDAY_UNIT, 1 }, + { "hour", tMINUTE_UNIT, 60 }, { "minute", tMINUTE_UNIT, 1 }, { "min", tMINUTE_UNIT, 1 }, { "second", tSEC_UNIT, 1 }, @@ -426,11 +439,11 @@ static TABLE UnitsTable[] = { * Assorted relative-time words. */ static TABLE OtherTable[] = { - { "tomorrow", tMINUTE_UNIT, 1 * 24 * 60 }, - { "yesterday", tMINUTE_UNIT, -1 * 24 * 60 }, - { "today", tMINUTE_UNIT, 0 }, + { "tomorrow", tDAY_UNIT, 1 }, + { "yesterday", tDAY_UNIT, -1 }, + { "today", tDAY_UNIT, 0 }, { "now", tMINUTE_UNIT, 0 }, - { "last", tUNUMBER, -1 }, + { "last", tUNUMBER, -1 }, { "this", tMINUTE_UNIT, 0 }, { "next", tUNUMBER, 1 }, #if 0 @@ -692,7 +705,6 @@ DSTcorrect(Start, 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; @@ -700,7 +712,7 @@ DSTcorrect(Start, Future) static time_t -RelativeDate(Start, DayOrdinal, DayNumber) +NamedDay(Start, DayOrdinal, DayNumber) time_t Start; time_t DayOrdinal; time_t DayNumber; @@ -761,6 +773,36 @@ RelativeMonth(Start, RelMonth, TimePtr) } +/* + *----------------------------------------------------------------------------- + * + * RelativeDay -- + * + * Given a starting time and a number of days before or after, compute the + * DST corrected difference between those dates. + * + * Results: + * 1 or -1 indicating success or failure. + * + * Side effects: + * Fills TimePtr with the computed value. + * + *----------------------------------------------------------------------------- + */ + +static int +RelativeDay(Start, RelDay, TimePtr) + time_t Start; + time_t RelDay; + time_t *TimePtr; +{ + time_t new; + + new = Start + (RelDay * 60 * 60 * 24); + *TimePtr = DSTcorrect(Start, new); + return 1; +} + static int LookupWord(buff) char *buff; @@ -970,6 +1012,7 @@ TclGetDate(p, now, zone, timePtr) yyMeridian = MER24; yyRelSeconds = 0; yyRelMonth = 0; + yyRelDay = 0; yyHaveDate = 0; yyHaveDay = 0; yyHaveRel = 0; @@ -1020,8 +1063,13 @@ TclGetDate(p, now, zone, timePtr) } Start += Time; + if (RelativeDay(Start, yyRelDay, &Time) < 0) { + return -1; + } + Start += Time; + if (yyHaveDay && !yyHaveDate) { - tod = RelativeDate(Start, yyDayOrdinal, yyDayNumber); + tod = NamedDay(Start, yyDayOrdinal, yyDayNumber); Start += tod; } -- cgit v0.12