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authorWilliam Joye <wjoye@cfa.harvard.edu>2017-09-22 18:51:12 (GMT)
committerWilliam Joye <wjoye@cfa.harvard.edu>2017-09-22 18:51:12 (GMT)
commit3fa8e6dc88e8041b6cb88d1b1e9c05676d3346b7 (patch)
tree69afbb41089c8358615879f7cd3c4cf7997f4c7e /tcl8.6/generic/tclGetDate.y
parenta0e17db23c0fd7c771c0afce8cce350c98f90b02 (diff)
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update to tcl/tk 8.6.7
Diffstat (limited to 'tcl8.6/generic/tclGetDate.y')
-rw-r--r--tcl8.6/generic/tclGetDate.y1130
1 files changed, 0 insertions, 1130 deletions
diff --git a/tcl8.6/generic/tclGetDate.y b/tcl8.6/generic/tclGetDate.y
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--- a/tcl8.6/generic/tclGetDate.y
+++ /dev/null
@@ -1,1130 +0,0 @@
-/*
- * tclGetDate.y --
- *
- * Contains yacc grammar for parsing date and time strings. The output of
- * this file should be the file tclDate.c which is used directly in the
- * Tcl sources. Note that this file is largely obsolete in Tcl 8.5; it is
- * only used when doing free-form date parsing, an ill-defined process
- * anyway.
- *
- * 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.
- */
-
-%parse-param {DateInfo* info}
-%lex-param {DateInfo* info}
-%pure-parser
- /* %error-verbose would be nice, but our token names are meaningless */
-%locations
-
-%{
-/*
- * 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.
- *
- */
-#include "tclInt.h"
-
-/*
- * Bison generates several labels that happen to be unused. MS Visual C++
- * doesn't like that, and complains. Tell it to shut up.
- */
-
-#ifdef _MSC_VER
-#pragma warning( disable : 4102 )
-#endif /* _MSC_VER */
-
-/*
- * yyparse will accept a 'struct DateInfo' as its parameter; that's where the
- * parsed fields will be returned.
- */
-
-typedef struct DateInfo {
-
- Tcl_Obj* messages; /* Error messages */
- const char* separatrix; /* String separating messages */
-
- time_t dateYear;
- time_t dateMonth;
- time_t dateDay;
- int dateHaveDate;
-
- time_t dateHour;
- time_t dateMinutes;
- time_t dateSeconds;
- int dateMeridian;
- int dateHaveTime;
-
- time_t dateTimezone;
- int dateDSTmode;
- int dateHaveZone;
-
- time_t dateRelMonth;
- time_t dateRelDay;
- time_t dateRelSeconds;
- int dateHaveRel;
-
- time_t dateMonthOrdinal;
- int dateHaveOrdinalMonth;
-
- time_t dateDayOrdinal;
- time_t dateDayNumber;
- int dateHaveDay;
-
- const char *dateStart;
- const char *dateInput;
- time_t *dateRelPointer;
-
- int dateDigitCount;
-} DateInfo;
-
-#define YYMALLOC ckalloc
-#define YYFREE(x) (ckfree((void*) (x)))
-
-#define yyDSTmode (info->dateDSTmode)
-#define yyDayOrdinal (info->dateDayOrdinal)
-#define yyDayNumber (info->dateDayNumber)
-#define yyMonthOrdinal (info->dateMonthOrdinal)
-#define yyHaveDate (info->dateHaveDate)
-#define yyHaveDay (info->dateHaveDay)
-#define yyHaveOrdinalMonth (info->dateHaveOrdinalMonth)
-#define yyHaveRel (info->dateHaveRel)
-#define yyHaveTime (info->dateHaveTime)
-#define yyHaveZone (info->dateHaveZone)
-#define yyTimezone (info->dateTimezone)
-#define yyDay (info->dateDay)
-#define yyMonth (info->dateMonth)
-#define yyYear (info->dateYear)
-#define yyHour (info->dateHour)
-#define yyMinutes (info->dateMinutes)
-#define yySeconds (info->dateSeconds)
-#define yyMeridian (info->dateMeridian)
-#define yyRelMonth (info->dateRelMonth)
-#define yyRelDay (info->dateRelDay)
-#define yyRelSeconds (info->dateRelSeconds)
-#define yyRelPointer (info->dateRelPointer)
-#define yyInput (info->dateInput)
-#define yyDigitCount (info->dateDigitCount)
-
-#define EPOCH 1970
-#define START_OF_TIME 1902
-#define END_OF_TIME 2037
-
-/*
- * The offset of tm_year of struct tm returned by localtime, gmtime, etc.
- * Posix requires 1900.
- */
-
-#define TM_YEAR_BASE 1900
-
-#define HOUR(x) ((int) (60 * x))
-#define SECSPERDAY (24L * 60L * 60L)
-#define IsLeapYear(x) ((x % 4 == 0) && (x % 100 != 0 || x % 400 == 0))
-
-/*
- * An entry in the lexical lookup table.
- */
-
-typedef struct _TABLE {
- const 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;
-
-%}
-
-%union {
- time_t Number;
- enum _MERIDIAN Meridian;
-}
-
-%{
-
-/*
- * Prototypes of internal functions.
- */
-
-static int LookupWord(YYSTYPE* yylvalPtr, char *buff);
- static void TclDateerror(YYLTYPE* location,
- DateInfo* info, const char *s);
- static int TclDatelex(YYSTYPE* yylvalPtr, YYLTYPE* location,
- DateInfo* info);
-static time_t ToSeconds(time_t Hours, time_t Minutes,
- time_t Seconds, MERIDIAN Meridian);
-MODULE_SCOPE int yyparse(DateInfo*);
-
-%}
-
-%token tAGO
-%token tDAY
-%token tDAYZONE
-%token tID
-%token tMERIDIAN
-%token tMONTH
-%token tMONTH_UNIT
-%token tSTARDATE
-%token tSEC_UNIT
-%token tSNUMBER
-%token tUNUMBER
-%token tZONE
-%token tEPOCH
-%token tDST
-%token tISOBASE
-%token tDAY_UNIT
-%token tNEXT
-
-%type <Number> tDAY
-%type <Number> tDAYZONE
-%type <Number> tMONTH
-%type <Number> tMONTH_UNIT
-%type <Number> tDST
-%type <Number> tSEC_UNIT
-%type <Number> tSNUMBER
-%type <Number> tUNUMBER
-%type <Number> tZONE
-%type <Number> tISOBASE
-%type <Number> tDAY_UNIT
-%type <Number> unit
-%type <Number> sign
-%type <Number> tNEXT
-%type <Number> tSTARDATE
-%type <Meridian> tMERIDIAN
-%type <Meridian> o_merid
-
-%%
-
-spec : /* NULL */
- | spec item
- ;
-
-item : time {
- yyHaveTime++;
- }
- | zone {
- yyHaveZone++;
- }
- | date {
- yyHaveDate++;
- }
- | ordMonth {
- yyHaveOrdinalMonth++;
- }
- | day {
- yyHaveDay++;
- }
- | relspec {
- yyHaveRel++;
- }
- | iso {
- yyHaveTime++;
- yyHaveDate++;
- }
- | trek {
- yyHaveTime++;
- yyHaveDate++;
- yyHaveRel++;
- }
- | number
- ;
-
-time : tUNUMBER tMERIDIAN {
- yyHour = $1;
- yyMinutes = 0;
- yySeconds = 0;
- yyMeridian = $2;
- }
- | tUNUMBER ':' tUNUMBER o_merid {
- yyHour = $1;
- yyMinutes = $3;
- yySeconds = 0;
- yyMeridian = $4;
- }
- | tUNUMBER ':' tUNUMBER '-' tUNUMBER {
- yyHour = $1;
- yyMinutes = $3;
- yyMeridian = MER24;
- yyDSTmode = DSToff;
- yyTimezone = ($5 % 100 + ($5 / 100) * 60);
- ++yyHaveZone;
- }
- | tUNUMBER ':' tUNUMBER ':' tUNUMBER o_merid {
- yyHour = $1;
- yyMinutes = $3;
- yySeconds = $5;
- yyMeridian = $6;
- }
- | tUNUMBER ':' tUNUMBER ':' tUNUMBER '-' tUNUMBER {
- yyHour = $1;
- yyMinutes = $3;
- yySeconds = $5;
- yyMeridian = MER24;
- yyDSTmode = DSToff;
- yyTimezone = ($7 % 100 + ($7 / 100) * 60);
- ++yyHaveZone;
- }
- ;
-
-zone : tZONE tDST {
- yyTimezone = $1;
- yyDSTmode = DSTon;
- }
- | tZONE {
- yyTimezone = $1;
- yyDSTmode = DSToff;
- }
- | tDAYZONE {
- yyTimezone = $1;
- yyDSTmode = DSTon;
- }
- ;
-
-day : tDAY {
- yyDayOrdinal = 1;
- yyDayNumber = $1;
- }
- | tDAY ',' {
- yyDayOrdinal = 1;
- yyDayNumber = $1;
- }
- | tUNUMBER tDAY {
- yyDayOrdinal = $1;
- yyDayNumber = $2;
- }
- | sign tUNUMBER tDAY {
- yyDayOrdinal = $1 * $2;
- yyDayNumber = $3;
- }
- | tNEXT tDAY {
- yyDayOrdinal = 2;
- yyDayNumber = $2;
- }
- ;
-
-date : tUNUMBER '/' tUNUMBER {
- yyMonth = $1;
- yyDay = $3;
- }
- | tUNUMBER '/' tUNUMBER '/' tUNUMBER {
- yyMonth = $1;
- yyDay = $3;
- yyYear = $5;
- }
- | tISOBASE {
- yyYear = $1 / 10000;
- yyMonth = ($1 % 10000)/100;
- yyDay = $1 % 100;
- }
- | tUNUMBER '-' tMONTH '-' tUNUMBER {
- yyDay = $1;
- yyMonth = $3;
- yyYear = $5;
- }
- | tUNUMBER '-' tUNUMBER '-' tUNUMBER {
- yyMonth = $3;
- yyDay = $5;
- yyYear = $1;
- }
- | tMONTH tUNUMBER {
- yyMonth = $1;
- yyDay = $2;
- }
- | tMONTH tUNUMBER ',' tUNUMBER {
- yyMonth = $1;
- yyDay = $2;
- yyYear = $4;
- }
- | tUNUMBER tMONTH {
- yyMonth = $2;
- yyDay = $1;
- }
- | tEPOCH {
- yyMonth = 1;
- yyDay = 1;
- yyYear = EPOCH;
- }
- | tUNUMBER tMONTH tUNUMBER {
- yyMonth = $2;
- yyDay = $1;
- yyYear = $3;
- }
- ;
-
-ordMonth: tNEXT tMONTH {
- yyMonthOrdinal = 1;
- yyMonth = $2;
- }
- | tNEXT tUNUMBER tMONTH {
- yyMonthOrdinal = $2;
- yyMonth = $3;
- }
- ;
-
-iso : tISOBASE tZONE tISOBASE {
- if ($2 != HOUR( 7)) YYABORT;
- yyYear = $1 / 10000;
- yyMonth = ($1 % 10000)/100;
- yyDay = $1 % 100;
- yyHour = $3 / 10000;
- yyMinutes = ($3 % 10000)/100;
- yySeconds = $3 % 100;
- }
- | tISOBASE tZONE tUNUMBER ':' tUNUMBER ':' tUNUMBER {
- if ($2 != HOUR( 7)) YYABORT;
- yyYear = $1 / 10000;
- yyMonth = ($1 % 10000)/100;
- yyDay = $1 % 100;
- yyHour = $3;
- yyMinutes = $5;
- yySeconds = $7;
- }
- | tISOBASE tISOBASE {
- yyYear = $1 / 10000;
- yyMonth = ($1 % 10000)/100;
- yyDay = $1 % 100;
- yyHour = $2 / 10000;
- yyMinutes = ($2 % 10000)/100;
- yySeconds = $2 % 100;
- }
- ;
-
-trek : tSTARDATE tUNUMBER '.' tUNUMBER {
- /*
- * Offset computed year by -377 so that the returned years will be
- * in a range accessible with a 32 bit clock seconds value.
- */
-
- yyYear = $2/1000 + 2323 - 377;
- yyDay = 1;
- yyMonth = 1;
- yyRelDay += (($2%1000)*(365 + IsLeapYear(yyYear)))/1000;
- yyRelSeconds += $4 * 144 * 60;
- }
- ;
-
-relspec : relunits tAGO {
- yyRelSeconds *= -1;
- yyRelMonth *= -1;
- yyRelDay *= -1;
- }
- | relunits
- ;
-
-relunits : sign tUNUMBER unit {
- *yyRelPointer += $1 * $2 * $3;
- }
- | tUNUMBER unit {
- *yyRelPointer += $1 * $2;
- }
- | tNEXT unit {
- *yyRelPointer += $2;
- }
- | tNEXT tUNUMBER unit {
- *yyRelPointer += $2 * $3;
- }
- | unit {
- *yyRelPointer += $1;
- }
- ;
-
-sign : '-' {
- $$ = -1;
- }
- | '+' {
- $$ = 1;
- }
- ;
-
-unit : tSEC_UNIT {
- $$ = $1;
- yyRelPointer = &yyRelSeconds;
- }
- | tDAY_UNIT {
- $$ = $1;
- yyRelPointer = &yyRelDay;
- }
- | tMONTH_UNIT {
- $$ = $1;
- yyRelPointer = &yyRelMonth;
- }
- ;
-
-number : tUNUMBER {
- if (yyHaveTime && yyHaveDate && !yyHaveRel) {
- yyYear = $1;
- } else {
- yyHaveTime++;
- if (yyDigitCount <= 2) {
- yyHour = $1;
- yyMinutes = 0;
- } else {
- yyHour = $1 / 100;
- yyMinutes = $1 % 100;
- }
- yySeconds = 0;
- yyMeridian = MER24;
- }
- }
- ;
-
-o_merid : /* NULL */ {
- $$ = MER24;
- }
- | tMERIDIAN {
- $$ = $1;
- }
- ;
-
-%%
-/*
- * Month and day table.
- */
-
-static const 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, 0, 0 }
-};
-
-/*
- * Time units table.
- */
-
-static const TABLE UnitsTable[] = {
- { "year", tMONTH_UNIT, 12 },
- { "month", tMONTH_UNIT, 1 },
- { "fortnight", tDAY_UNIT, 14 },
- { "week", tDAY_UNIT, 7 },
- { "day", tDAY_UNIT, 1 },
- { "hour", tSEC_UNIT, 60 * 60 },
- { "minute", tSEC_UNIT, 60 },
- { "min", tSEC_UNIT, 60 },
- { "second", tSEC_UNIT, 1 },
- { "sec", tSEC_UNIT, 1 },
- { NULL, 0, 0 }
-};
-
-/*
- * Assorted relative-time words.
- */
-
-static const TABLE OtherTable[] = {
- { "tomorrow", tDAY_UNIT, 1 },
- { "yesterday", tDAY_UNIT, -1 },
- { "today", tDAY_UNIT, 0 },
- { "now", tSEC_UNIT, 0 },
- { "last", tUNUMBER, -1 },
- { "this", tSEC_UNIT, 0 },
- { "next", tNEXT, 1 },
-#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 },
- { "stardate", tSTARDATE, 0 },
- { NULL, 0, 0 }
-};
-
-/*
- * The timezone table. (Note: This table was modified to not use any floating
- * point constants to work around an SGI compiler bug).
- */
-
-static const TABLE TimezoneTable[] = {
- { "gmt", tZONE, HOUR( 0) }, /* Greenwich Mean */
- { "ut", tZONE, HOUR( 0) }, /* Universal (Coordinated) */
- { "utc", tZONE, HOUR( 0) },
- { "uct", tZONE, HOUR( 0) }, /* Universal Coordinated Time */
- { "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 */
- { "cest", tDAYZONE, -HOUR( 1) }, /* Central European Summer */
- { "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 */
- { "jdt", tDAYZONE, -HOUR( 9) }, /* Japan Daylight */
- { "kst", tZONE, -HOUR( 9) }, /* Korea Standard */
- { "kdt", tDAYZONE, -HOUR( 9) }, /* Korea Daylight */
- { "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, 0, 0 }
-};
-
-/*
- * Military timezone table.
- */
-
-static const 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, 0, 0 }
-};
-
-/*
- * Dump error messages in the bit bucket.
- */
-
-static void
-TclDateerror(
- YYLTYPE* location,
- DateInfo* infoPtr,
- const char *s)
-{
- Tcl_Obj* t;
- Tcl_AppendToObj(infoPtr->messages, infoPtr->separatrix, -1);
- Tcl_AppendToObj(infoPtr->messages, s, -1);
- Tcl_AppendToObj(infoPtr->messages, " (characters ", -1);
- t = Tcl_NewIntObj(location->first_column);
- Tcl_IncrRefCount(t);
- Tcl_AppendObjToObj(infoPtr->messages, t);
- Tcl_DecrRefCount(t);
- Tcl_AppendToObj(infoPtr->messages, "-", -1);
- t = Tcl_NewIntObj(location->last_column);
- Tcl_IncrRefCount(t);
- Tcl_AppendObjToObj(infoPtr->messages, t);
- Tcl_DecrRefCount(t);
- Tcl_AppendToObj(infoPtr->messages, ")", -1);
- infoPtr->separatrix = "\n";
-}
-
-static time_t
-ToSeconds(
- 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
-LookupWord(
- YYSTYPE* yylvalPtr,
- char *buff)
-{
- register char *p;
- register char *q;
- register const TABLE *tp;
- int i, abbrev;
-
- /*
- * Make it lowercase.
- */
-
- Tcl_UtfToLower(buff);
-
- if (strcmp(buff, "am") == 0 || strcmp(buff, "a.m.") == 0) {
- yylvalPtr->Meridian = MERam;
- return tMERIDIAN;
- }
- if (strcmp(buff, "pm") == 0 || strcmp(buff, "p.m.") == 0) {
- yylvalPtr->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) {
- yylvalPtr->Number = tp->value;
- return tp->type;
- }
- } else if (strcmp(buff, tp->name) == 0) {
- yylvalPtr->Number = tp->value;
- return tp->type;
- }
- }
-
- for (tp = TimezoneTable; tp->name; tp++) {
- if (strcmp(buff, tp->name) == 0) {
- yylvalPtr->Number = tp->value;
- return tp->type;
- }
- }
-
- for (tp = UnitsTable; tp->name; tp++) {
- if (strcmp(buff, tp->name) == 0) {
- yylvalPtr->Number = tp->value;
- return tp->type;
- }
- }
-
- /*
- * Strip off any plural and try the units table again.
- */
-
- i = strlen(buff) - 1;
- if (i > 0 && buff[i] == 's') {
- buff[i] = '\0';
- for (tp = UnitsTable; tp->name; tp++) {
- if (strcmp(buff, tp->name) == 0) {
- yylvalPtr->Number = tp->value;
- return tp->type;
- }
- }
- }
-
- for (tp = OtherTable; tp->name; tp++) {
- if (strcmp(buff, tp->name) == 0) {
- yylvalPtr->Number = tp->value;
- return tp->type;
- }
- }
-
- /*
- * Military timezones.
- */
-
- if (buff[1] == '\0' && !(*buff & 0x80)
- && isalpha(UCHAR(*buff))) { /* INTL: ISO only */
- for (tp = MilitaryTable; tp->name; tp++) {
- if (strcmp(buff, tp->name) == 0) {
- yylvalPtr->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) {
- yylvalPtr->Number = tp->value;
- return tp->type;
- }
- }
- }
-
- return tID;
-}
-
-static int
-TclDatelex(
- YYSTYPE* yylvalPtr,
- YYLTYPE* location,
- DateInfo *info)
-{
- register char c;
- register char *p;
- char buff[20];
- int Count;
-
- location->first_column = yyInput - info->dateStart;
- for ( ; ; ) {
- while (isspace(UCHAR(*yyInput))) {
- yyInput++;
- }
-
- if (isdigit(UCHAR(c = *yyInput))) { /* INTL: digit */
- /*
- * Convert the string into a number; count the number of digits.
- */
-
- Count = 0;
- for (yylvalPtr->Number = 0;
- isdigit(UCHAR(c = *yyInput++)); ) { /* INTL: digit */
- yylvalPtr->Number = 10 * yylvalPtr->Number + c - '0';
- Count++;
- }
- yyInput--;
- yyDigitCount = Count;
-
- /*
- * A number with 6 or more digits is considered an ISO 8601 base.
- */
-
- if (Count >= 6) {
- location->last_column = yyInput - info->dateStart - 1;
- return tISOBASE;
- } else {
- location->last_column = yyInput - info->dateStart - 1;
- return tUNUMBER;
- }
- }
- if (!(c & 0x80) && isalpha(UCHAR(c))) { /* INTL: ISO only. */
- for (p = buff; isalpha(UCHAR(c = *yyInput++)) /* INTL: ISO only. */
- || c == '.'; ) {
- if (p < &buff[sizeof buff - 1]) {
- *p++ = c;
- }
- }
- *p = '\0';
- yyInput--;
- location->last_column = yyInput - info->dateStart - 1;
- return LookupWord(yylvalPtr, buff);
- }
- if (c != '(') {
- location->last_column = yyInput - info->dateStart;
- return *yyInput++;
- }
- Count = 0;
- do {
- c = *yyInput++;
- if (c == '\0') {
- location->last_column = yyInput - info->dateStart - 1;
- return c;
- } else if (c == '(') {
- Count++;
- } else if (c == ')') {
- Count--;
- }
- } while (Count > 0);
- }
-}
-
-int
-TclClockOldscanObjCmd(
- ClientData clientData, /* Unused */
- Tcl_Interp *interp, /* Tcl interpreter */
- int objc, /* Count of paraneters */
- Tcl_Obj *const *objv) /* Parameters */
-{
- Tcl_Obj *result, *resultElement;
- int yr, mo, da;
- DateInfo dateInfo;
- DateInfo* info = &dateInfo;
- int status;
-
- if (objc != 5) {
- Tcl_WrongNumArgs(interp, 1, objv,
- "stringToParse baseYear baseMonth baseDay" );
- return TCL_ERROR;
- }
-
- yyInput = Tcl_GetString( objv[1] );
- dateInfo.dateStart = yyInput;
-
- yyHaveDate = 0;
- if (Tcl_GetIntFromObj(interp, objv[2], &yr) != TCL_OK
- || Tcl_GetIntFromObj(interp, objv[3], &mo) != TCL_OK
- || Tcl_GetIntFromObj(interp, objv[4], &da) != TCL_OK) {
- return TCL_ERROR;
- }
- yyYear = yr; yyMonth = mo; yyDay = da;
-
- yyHaveTime = 0;
- yyHour = 0; yyMinutes = 0; yySeconds = 0; yyMeridian = MER24;
-
- yyHaveZone = 0;
- yyTimezone = 0; yyDSTmode = DSTmaybe;
-
- yyHaveOrdinalMonth = 0;
- yyMonthOrdinal = 0;
-
- yyHaveDay = 0;
- yyDayOrdinal = 0; yyDayNumber = 0;
-
- yyHaveRel = 0;
- yyRelMonth = 0; yyRelDay = 0; yyRelSeconds = 0; yyRelPointer = NULL;
-
- dateInfo.messages = Tcl_NewObj();
- dateInfo.separatrix = "";
- Tcl_IncrRefCount(dateInfo.messages);
-
- status = yyparse(&dateInfo);
- if (status == 1) {
- Tcl_SetObjResult(interp, dateInfo.messages);
- Tcl_DecrRefCount(dateInfo.messages);
- Tcl_SetErrorCode(interp, "TCL", "VALUE", "DATE", "PARSE", NULL);
- return TCL_ERROR;
- } else if (status == 2) {
- Tcl_SetObjResult(interp, Tcl_NewStringObj("memory exhausted", -1));
- Tcl_DecrRefCount(dateInfo.messages);
- Tcl_SetErrorCode(interp, "TCL", "MEMORY", NULL);
- return TCL_ERROR;
- } else if (status != 0) {
- Tcl_SetObjResult(interp, Tcl_NewStringObj("Unknown status returned "
- "from date parser. Please "
- "report this error as a "
- "bug in Tcl.", -1));
- Tcl_DecrRefCount(dateInfo.messages);
- Tcl_SetErrorCode(interp, "TCL", "BUG", NULL);
- return TCL_ERROR;
- }
- Tcl_DecrRefCount(dateInfo.messages);
-
- if (yyHaveDate > 1) {
- Tcl_SetObjResult(interp,
- Tcl_NewStringObj("more than one date in string", -1));
- Tcl_SetErrorCode(interp, "TCL", "VALUE", "DATE", "MULTIPLE", NULL);
- return TCL_ERROR;
- }
- if (yyHaveTime > 1) {
- Tcl_SetObjResult(interp,
- Tcl_NewStringObj("more than one time of day in string", -1));
- Tcl_SetErrorCode(interp, "TCL", "VALUE", "DATE", "MULTIPLE", NULL);
- return TCL_ERROR;
- }
- if (yyHaveZone > 1) {
- Tcl_SetObjResult(interp,
- Tcl_NewStringObj("more than one time zone in string", -1));
- Tcl_SetErrorCode(interp, "TCL", "VALUE", "DATE", "MULTIPLE", NULL);
- return TCL_ERROR;
- }
- if (yyHaveDay > 1) {
- Tcl_SetObjResult(interp,
- Tcl_NewStringObj("more than one weekday in string", -1));
- Tcl_SetErrorCode(interp, "TCL", "VALUE", "DATE", "MULTIPLE", NULL);
- return TCL_ERROR;
- }
- if (yyHaveOrdinalMonth > 1) {
- Tcl_SetObjResult(interp,
- Tcl_NewStringObj("more than one ordinal month in string", -1));
- Tcl_SetErrorCode(interp, "TCL", "VALUE", "DATE", "MULTIPLE", NULL);
- return TCL_ERROR;
- }
-
- result = Tcl_NewObj();
- resultElement = Tcl_NewObj();
- if (yyHaveDate) {
- Tcl_ListObjAppendElement(interp, resultElement,
- Tcl_NewIntObj((int) yyYear));
- Tcl_ListObjAppendElement(interp, resultElement,
- Tcl_NewIntObj((int) yyMonth));
- Tcl_ListObjAppendElement(interp, resultElement,
- Tcl_NewIntObj((int) yyDay));
- }
- Tcl_ListObjAppendElement(interp, result, resultElement);
-
- if (yyHaveTime) {
- Tcl_ListObjAppendElement(interp, result, Tcl_NewIntObj((int)
- ToSeconds(yyHour, yyMinutes, yySeconds, yyMeridian)));
- } else {
- Tcl_ListObjAppendElement(interp, result, Tcl_NewObj());
- }
-
- resultElement = Tcl_NewObj();
- if (yyHaveZone) {
- Tcl_ListObjAppendElement(interp, resultElement,
- Tcl_NewIntObj((int) -yyTimezone));
- Tcl_ListObjAppendElement(interp, resultElement,
- Tcl_NewIntObj(1 - yyDSTmode));
- }
- Tcl_ListObjAppendElement(interp, result, resultElement);
-
- resultElement = Tcl_NewObj();
- if (yyHaveRel) {
- Tcl_ListObjAppendElement(interp, resultElement,
- Tcl_NewIntObj((int) yyRelMonth));
- Tcl_ListObjAppendElement(interp, resultElement,
- Tcl_NewIntObj((int) yyRelDay));
- Tcl_ListObjAppendElement(interp, resultElement,
- Tcl_NewIntObj((int) yyRelSeconds));
- }
- Tcl_ListObjAppendElement(interp, result, resultElement);
-
- resultElement = Tcl_NewObj();
- if (yyHaveDay && !yyHaveDate) {
- Tcl_ListObjAppendElement(interp, resultElement,
- Tcl_NewIntObj((int) yyDayOrdinal));
- Tcl_ListObjAppendElement(interp, resultElement,
- Tcl_NewIntObj((int) yyDayNumber));
- }
- Tcl_ListObjAppendElement(interp, result, resultElement);
-
- resultElement = Tcl_NewObj();
- if (yyHaveOrdinalMonth) {
- Tcl_ListObjAppendElement(interp, resultElement,
- Tcl_NewIntObj((int) yyMonthOrdinal));
- Tcl_ListObjAppendElement(interp, resultElement,
- Tcl_NewIntObj((int) yyMonth));
- }
- Tcl_ListObjAppendElement(interp, result, resultElement);
-
- Tcl_SetObjResult(interp, result);
- return TCL_OK;
-}
-
-/*
- * Local Variables:
- * mode: c
- * c-basic-offset: 4
- * fill-column: 78
- * End:
- */