diff options
Diffstat (limited to 'plugins/sudoers/getdate.c')
| -rw-r--r-- | plugins/sudoers/getdate.c | 1582 |
1 files changed, 1582 insertions, 0 deletions
diff --git a/plugins/sudoers/getdate.c b/plugins/sudoers/getdate.c new file mode 100644 index 0000000..a625d04 --- /dev/null +++ b/plugins/sudoers/getdate.c @@ -0,0 +1,1582 @@ +/* + * This is an open source non-commercial project. Dear PVS-Studio, please check it. + * PVS-Studio Static Code Analyzer for C, C++ and C#: http://www.viva64.com + */ + +#include <config.h> +#include <stdlib.h> +#include <string.h> +#define YYBYACC 1 +#define YYMAJOR 1 +#define YYMINOR 9 +#define YYLEX yylex() +#define YYEMPTY -1 +#define yyclearin (yychar=(YYEMPTY)) +#define yyerrok (yyerrflag=0) +#define YYRECOVERING() (yyerrflag!=0) +#define YYPREFIX "yy" +#line 2 "getdate.y" +/* +** Originally written by Steven M. Bellovin <smb@research.att.com> while +** at the University of North Carolina at Chapel Hill. Later tweaked by +** a couple of people on Usenet. Completely overhauled by Rich $alz +** <rsalz@bbn.com> and Jim Berets <jberets@bbn.com> in August, 1990; +** +** This grammar has 10 shift/reduce conflicts. +** +** This code is in the public domain and has no copyright. +*/ +/* SUPPRESS 287 on yaccpar_sccsid *//* Unused static variable */ +/* SUPPRESS 288 on yyerrlab *//* Label unused */ + +#include <config.h> + +#include <sys/types.h> +#include <stdio.h> +#include <stdlib.h> +#ifdef HAVE_STRING_H +# include <string.h> +#endif /* HAVE_STRING_H */ +#ifdef HAVE_STRINGS_H +# include <strings.h> +#endif /* HAVE_STRINGS_H */ +#if defined(HAVE_STDINT_H) +# include <stdint.h> +#elif defined(HAVE_INTTYPES_H) +# include <inttypes.h> +#endif +#include <time.h> +#include <limits.h> +#include <ctype.h> + +#include "sudo_compat.h" + + +#define EPOCH 1970 +#define HOUR(x) ((time_t)(x) * 60) +#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 *yyInput; +static DSTMODE yyDSTmode; +static time_t yyDayOrdinal; +static time_t yyDayNumber; +static int yyHaveDate; +static int yyHaveDay; +static int yyHaveRel; +static int yyHaveTime; +static int yyHaveZone; +static time_t yyTimezone; +static time_t yyDay; +static time_t yyHour; +static time_t yyMinutes; +static time_t yyMonth; +static time_t yySeconds; +static time_t yyYear; +static MERIDIAN yyMeridian; +static time_t yyRelMonth; +static time_t yyRelSeconds; + +static int yyerror(const char *s); +static int yylex(void); + int yyparse(void); + +#line 100 "getdate.y" +#ifndef YYSTYPE_DEFINED +#define YYSTYPE_DEFINED +typedef union { + time_t Number; + enum _MERIDIAN Meridian; +} YYSTYPE; +#endif /* YYSTYPE_DEFINED */ +#line 118 "getdate.c" +#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 tDST 269 +#define YYERRCODE 256 +#if defined(__cplusplus) || defined(__STDC__) +const short yylhs[] = +#else +short yylhs[] = +#endif + { -1, + 0, 0, 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, 7, 7, 9, + 9, 9, 9, 9, 9, 9, 9, 9, 8, 1, + 1, +}; +#if defined(__cplusplus) || defined(__STDC__) +const short yylen[] = +#else +short yylen[] = +#endif + { 2, + 0, 2, 1, 1, 1, 1, 1, 1, 2, 4, + 4, 6, 6, 1, 1, 2, 1, 2, 2, 3, + 5, 3, 3, 2, 4, 2, 3, 2, 1, 2, + 2, 1, 2, 2, 1, 2, 2, 1, 1, 0, + 1, +}; +#if defined(__cplusplus) || defined(__STDC__) +const short yydefred[] = +#else +short yydefred[] = +#endif + { 1, + 0, 0, 15, 32, 0, 38, 35, 0, 0, 0, + 2, 3, 4, 5, 6, 7, 8, 0, 18, 0, + 31, 36, 33, 19, 9, 30, 0, 37, 34, 0, + 0, 0, 16, 28, 0, 23, 27, 22, 0, 0, + 25, 41, 11, 0, 10, 0, 0, 21, 13, 12, +}; +#if defined(__cplusplus) || defined(__STDC__) +const short yydgoto[] = +#else +short yydgoto[] = +#endif + { 1, + 45, 11, 12, 13, 14, 15, 16, 17, 18, +}; +#if defined(__cplusplus) || defined(__STDC__) +const short yysindex[] = +#else +short yysindex[] = +#endif + { 0, + -249, -38, 0, 0, -260, 0, 0, -240, -47, -248, + 0, 0, 0, 0, 0, 0, 0, -237, 0, -18, + 0, 0, 0, 0, 0, 0, -262, 0, 0, -239, + -238, -236, 0, 0, -235, 0, 0, 0, -56, -19, + 0, 0, 0, -234, 0, -232, -258, 0, 0, 0,}; +#if defined(__cplusplus) || defined(__STDC__) +const short yyrindex[] = +#else +short yyrindex[] = +#endif + { 0, + 0, 1, 0, 0, 0, 0, 0, 0, 69, 12, + 0, 0, 0, 0, 0, 0, 0, 23, 0, 34, + 0, 0, 0, 0, 0, 0, 67, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 56, 45, + 0, 0, 0, 0, 0, 0, 56, 0, 0, 0,}; +#if defined(__cplusplus) || defined(__STDC__) +const short yygindex[] = +#else +short yygindex[] = +#endif + { 0, + -17, 0, 0, 0, 0, 0, 0, 0, 0, +}; +#define YYTABLESIZE 337 +#if defined(__cplusplus) || defined(__STDC__) +const short yytable[] = +#else +short yytable[] = +#endif + { 32, + 17, 44, 42, 36, 37, 19, 20, 49, 2, 3, + 31, 14, 4, 5, 6, 7, 8, 9, 10, 34, + 33, 21, 29, 22, 23, 35, 38, 46, 39, 50, + 40, 41, 47, 24, 48, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 20, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 40, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 26, 0, 39, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 42, 0, 0, 0, 0, 43, + 24, 0, 0, 25, 26, 27, 28, 29, 30, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 17, 17, + 0, 0, 17, 17, 17, 17, 17, 17, 17, 14, + 14, 0, 0, 14, 14, 14, 14, 14, 14, 14, + 29, 29, 0, 0, 29, 29, 29, 29, 29, 29, + 29, 24, 24, 0, 0, 24, 24, 24, 24, 24, + 24, 24, 20, 20, 0, 0, 20, 20, 20, 20, + 20, 20, 20, 40, 40, 0, 0, 40, 40, 40, + 40, 0, 40, 40, 26, 26, 0, 39, 26, 26, + 26, 26, 0, 0, 26, 39, 39, +}; +#if defined(__cplusplus) || defined(__STDC__) +const short yycheck[] = +#else +short yycheck[] = +#endif + { 47, + 0, 58, 261, 266, 267, 44, 267, 266, 258, 259, + 58, 0, 262, 263, 264, 265, 266, 267, 268, 257, + 269, 262, 0, 264, 265, 44, 266, 47, 267, 47, + 267, 267, 267, 0, 267, -1, -1, -1, -1, -1, + -1, -1, -1, -1, 0, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, 0, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, 0, -1, 0, -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, + -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, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, 261, -1, -1, -1, -1, 266, + 258, -1, -1, 261, 262, 263, 264, 265, 266, -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, 266, 267, 268, 258, + 259, -1, -1, 262, 263, 264, 265, 266, 267, 268, + 258, 259, -1, -1, 262, 263, 264, 265, 266, 267, + 268, 258, 259, -1, -1, 262, 263, 264, 265, 266, + 267, 268, 258, 259, -1, -1, 262, 263, 264, 265, + 266, 267, 268, 258, 259, -1, -1, 262, 263, 264, + 265, -1, 267, 268, 258, 259, -1, 259, 262, 263, + 264, 265, -1, -1, 268, 267, 268, +}; +#define YYFINAL 1 +#ifndef YYDEBUG +#define YYDEBUG 0 +#endif +#define YYMAXTOKEN 269 +#if YYDEBUG +#if defined(__cplusplus) || defined(__STDC__) +const char * const yyname[] = +#else +char *yyname[] = +#endif + { +"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, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"tAGO","tDAY", +"tDAYZONE","tID","tMERIDIAN","tMINUTE_UNIT","tMONTH","tMONTH_UNIT","tSEC_UNIT", +"tSNUMBER","tUNUMBER","tZONE","tDST", +}; +#if defined(__cplusplus) || defined(__STDC__) +const char * const yyrule[] = +#else +char *yyrule[] = +#endif + {"$accept : spec", +"spec :", +"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", +"zone : tDAYZONE", +"zone : tZONE tDST", +"day : tDAY", +"day : tDAY ','", +"day : tUNUMBER tDAY", +"date : tUNUMBER '/' tUNUMBER", +"date : tUNUMBER '/' tUNUMBER '/' tUNUMBER", +"date : tUNUMBER tSNUMBER tSNUMBER", +"date : tUNUMBER tMONTH tSNUMBER", +"date : tMONTH tUNUMBER", +"date : tMONTH tUNUMBER ',' tUNUMBER", +"date : tUNUMBER tMONTH", +"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 :", +"o_merid : tMERIDIAN", +}; +#endif +#ifdef YYSTACKSIZE +#undef YYMAXDEPTH +#define YYMAXDEPTH YYSTACKSIZE +#else +#ifdef YYMAXDEPTH +#define YYSTACKSIZE YYMAXDEPTH +#else +#define YYSTACKSIZE 10000 +#define YYMAXDEPTH 10000 +#endif +#endif +#define YYINITSTACKSIZE 200 +/* LINTUSED */ +int yydebug; +int yynerrs; +int yyerrflag; +int yychar; +short *yyssp; +YYSTYPE *yyvsp; +YYSTYPE yyval; +YYSTYPE yylval; +short *yyss; +short *yysslim; +YYSTYPE *yyvs; +unsigned int yystacksize; +int yyparse(void); +#line 319 "getdate.y" + +/* Month and day table. */ +static TABLE const 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 const 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 const 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", tUNUMBER, 0 }, + { "next", tUNUMBER, 2 }, + { "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 }, + { "ago", tAGO, 1 }, + { NULL } +}; + +/* The timezone table. */ +/* Some of these are commented out because a time_t can't store a float. */ +static TABLE const 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 +#if 0 + { "nft", tZONE, HOUR(3.5) }, /* Newfoundland */ + { "nst", tZONE, HOUR(3.5) }, /* Newfoundland Standard */ + { "ndt", tDAYZONE, HOUR(3.5) }, /* Newfoundland Daylight */ +#endif + { "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 */ +#if 0 + { "it", tZONE, -HOUR(3.5) },/* Iran */ +#endif + { "zp4", tZONE, -HOUR(4) }, /* USSR Zone 3 */ + { "zp5", tZONE, -HOUR(5) }, /* USSR Zone 4 */ +#if 0 + { "ist", tZONE, -HOUR(5.5) },/* Indian Standard */ +#endif + { "zp6", tZONE, -HOUR(6) }, /* USSR Zone 5 */ +#if 0 + /* For completeness. NST is also Newfoundland Stanard, and SST is + * also Swedish Summer. */ + { "nst", tZONE, -HOUR(6.5) },/* 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 */ +#if 0 + { "jt", tZONE, -HOUR(7.5) },/* Java (3pm in Cronusland!) */ +#endif + { "cct", tZONE, -HOUR(8) }, /* China Coast, USSR Zone 7 */ + { "jst", tZONE, -HOUR(9) }, /* Japan Standard, USSR Zone 8 */ +#if 0 + { "cast", tZONE, -HOUR(9.5) },/* Central Australian Standard */ + { "cadt", tDAYZONE, -HOUR(9.5) },/* Central Australian Daylight */ +#endif + { "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 */ + { NULL } +}; + +/* Military timezone table. */ +static TABLE const 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 } +}; + + + + +/* ARGSUSED */ +static int +yyerror(const char *s) +{ + return 0; +} + + +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; + if (Hours == 12) + Hours = 0; + return (Hours * 60L + Minutes) * 60L + Seconds; + case MERpm: + if (Hours < 1 || Hours > 12) + return -1; + if (Hours == 12) + Hours = 0; + return ((Hours + 12) * 60L + Minutes) * 60L + Seconds; + default: + abort (); + } + /* NOTREACHED */ +} + + +/* Year is either + * A negative number, which means to use its absolute value (why?) + * A number from 0 to 99, which means a year from 1900 to 1999, or + * The actual year (>=100). */ +static time_t +Convert(time_t Month, time_t Day, time_t Year, time_t Hours, time_t Minutes, + time_t Seconds, MERIDIAN Meridian, DSTMODE DSTmode) +{ + static int DaysInMonth[12] = { + 31, 0, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 + }; + struct tm *tm; + time_t tod; + time_t Julian; + int i; + + if (Year < 0) + Year = -Year; + if (Year < 69) + Year += 2000; + else if (Year < 100) { + Year += 1900; + if (Year < EPOCH) + Year += 100; + } + DaysInMonth[1] = Year % 4 == 0 && (Year % 100 != 0 || Year % 400 == 0) + ? 29 : 28; + /* 32-bit time_t cannot represent years past 2038 */ + if (Year < EPOCH || (sizeof(time_t) == sizeof(int) && Year > 2038) + || Month < 1 || Month > 12 + /* Lint fluff: "conversion from long may lose accuracy" */ + || Day < 1 || Day > DaysInMonth[(int)--Month]) + return -1; + + for (Julian = Day - 1, i = 0; i < Month; i++) + Julian += DaysInMonth[i]; + for (i = EPOCH; i < Year; i++) + Julian += 365 + (i % 4 == 0); + Julian *= SECSPERDAY; + Julian += yyTimezone * 60L; + if ((tod = ToSeconds(Hours, Minutes, Seconds, Meridian)) < 0) + return -1; + Julian += tod; + if (DSTmode == DSTon + || (DSTmode == DSTmaybe && (tm = localtime(&Julian)) && tm->tm_isdst)) + Julian -= 60 * 60; + return Julian; +} + + +static time_t +DSTcorrect(time_t Start, time_t Future) +{ + struct tm *start_tm; + struct tm *future_tm; + time_t StartDay; + time_t FutureDay; + + start_tm = localtime(&Start); + future_tm = localtime(&Future); + if (!start_tm || !future_tm) + return -1; + + StartDay = (start_tm->tm_hour + 1) % 24; + FutureDay = (future_tm->tm_hour + 1) % 24; + return (Future - Start) + (StartDay - FutureDay) * 60L * 60L; +} + + +static time_t +RelativeDate(time_t Start, time_t DayOrdinal, time_t DayNumber) +{ + struct tm *tm; + time_t now; + + now = Start; + if (!(tm = localtime(&now))) + return -1; + now += SECSPERDAY * ((DayNumber - tm->tm_wday + 7) % 7); + now += 7 * SECSPERDAY * (DayOrdinal <= 0 ? DayOrdinal : DayOrdinal - 1); + return DSTcorrect(Start, now); +} + + +static time_t +RelativeMonth(time_t Start, time_t RelMonth) +{ + struct tm *tm; + time_t Month; + time_t Year; + + if (RelMonth == 0) + return 0; + if (!(tm = localtime(&Start))) + return -1; + Month = 12 * (tm->tm_year + 1900) + tm->tm_mon + RelMonth; + Year = Month / 12; + Month = Month % 12 + 1; + return DSTcorrect(Start, + 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)); +} + + +static int +LookupWord(char *buff) +{ + char *p; + char *q; + const TABLE *tp; + int i; + int abbrev; + + /* Make it lowercase. */ + for (p = buff; *p; p++) + if (isupper((unsigned char)*p)) + *p = tolower((unsigned char)*p); + + if (strcmp(buff, "am") == 0 || strcmp(buff, "a.m.") == 0) { + yylval.Meridian = MERam; + return tMERIDIAN; + } + if (strcmp(buff, "pm") == 0 || strcmp(buff, "p.m.") == 0) { + yylval.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) { + yylval.Number = tp->value; + return tp->type; + } + } + else if (strcmp(buff, tp->name) == 0) { + yylval.Number = tp->value; + return tp->type; + } + } + + for (tp = TimezoneTable; tp->name; tp++) + if (strcmp(buff, tp->name) == 0) { + yylval.Number = tp->value; + return tp->type; + } + + if (strcmp(buff, "dst") == 0) + return tDST; + + for (tp = UnitsTable; tp->name; tp++) + if (strcmp(buff, tp->name) == 0) { + yylval.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) { + yylval.Number = tp->value; + return tp->type; + } + buff[i] = 's'; /* Put back for "this" in OtherTable. */ + } + + for (tp = OtherTable; tp->name; tp++) + if (strcmp(buff, tp->name) == 0) { + yylval.Number = tp->value; + return tp->type; + } + + /* Military timezones. */ + if (buff[1] == '\0' && isalpha((unsigned char)*buff)) { + for (tp = MilitaryTable; tp->name; tp++) + if (strcmp(buff, tp->name) == 0) { + yylval.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) { + yylval.Number = tp->value; + return tp->type; + } + + return tID; +} + + +static int +yylex(void) +{ + char c; + char *p; + char buff[20]; + int Count; + int sign; + + for ( ; ; ) { + while (isspace((unsigned char)*yyInput)) + yyInput++; + + if (isdigit((unsigned char)(c = *yyInput)) || c == '-' || c == '+') { + if (c == '-' || c == '+') { + sign = c == '-' ? -1 : 1; + if (!isdigit((unsigned char)*++yyInput)) + /* skip the '-' sign */ + continue; + } + else + sign = 0; + for (yylval.Number = 0; isdigit((unsigned char)(c = *yyInput++)); ) + yylval.Number = 10 * yylval.Number + c - '0'; + yyInput--; + if (sign < 0) + yylval.Number = -yylval.Number; + return sign ? tSNUMBER : tUNUMBER; + } + if (isalpha((unsigned char)c)) { + for (p = buff; isalpha((unsigned char)(c = *yyInput++)) || c == '.'; ) + if (p < &buff[sizeof buff - 1]) + *p++ = c; + *p = '\0'; + yyInput--; + return LookupWord(buff); + } + if (c != '(') + return *yyInput++; + Count = 0; + do { + c = *yyInput++; + if (c == '\0') + return c; + if (c == '(') + Count++; + else if (c == ')') + Count--; + } while (Count > 0); + } +} + +#define TM_YEAR_ORIGIN 1900 + +/* Yield A - B, measured in seconds. */ +static long +difftm(struct tm *a, struct tm *b) +{ + int ay = a->tm_year + (TM_YEAR_ORIGIN - 1); + int by = b->tm_year + (TM_YEAR_ORIGIN - 1); + int days = ( + /* difference in day of year */ + a->tm_yday - b->tm_yday + /* + intervening leap days */ + + ((ay >> 2) - (by >> 2)) + - (ay/100 - by/100) + + ((ay/100 >> 2) - (by/100 >> 2)) + /* + difference in years * 365 */ + + (long)(ay-by) * 365 + ); + return (60*(60*(24*days + (a->tm_hour - b->tm_hour)) + + (a->tm_min - b->tm_min)) + + (a->tm_sec - b->tm_sec)); +} + +time_t +get_date(char *p) +{ + struct tm *tm, *gmt, gmtbuf; + time_t Start; + time_t tod; + time_t now; + time_t timezone; + + yyInput = p; + (void)time (&now); + + gmt = gmtime (&now); + if (gmt != NULL) + { + /* Make a copy, in case localtime modifies *tm (I think + that comment now applies to *gmt, but I am too + lazy to dig into how gmtime and locatime allocate the + structures they return pointers to). */ + gmtbuf = *gmt; + gmt = &gmtbuf; + } + + if (! (tm = localtime (&now))) + return -1; + + if (gmt != NULL) + timezone = difftm (gmt, tm) / 60; + else + /* We are on a system like VMS, where the system clock is + in local time and the system has no concept of timezones. + Hopefully we can fake this out (for the case in which the + user specifies no timezone) by just saying the timezone + is zero. */ + timezone = 0; + + if(tm->tm_isdst) + timezone += 60; + + yyYear = tm->tm_year + 1900; + yyMonth = tm->tm_mon + 1; + yyDay = tm->tm_mday; + yyTimezone = timezone; + yyDSTmode = DSTmaybe; + yyHour = 0; + yyMinutes = 0; + yySeconds = 0; + yyMeridian = MER24; + yyRelSeconds = 0; + yyRelMonth = 0; + yyHaveDate = 0; + yyHaveDay = 0; + yyHaveRel = 0; + yyHaveTime = 0; + yyHaveZone = 0; + + if (yyparse() + || yyHaveTime > 1 || yyHaveZone > 1 || yyHaveDate > 1 || yyHaveDay > 1) + return -1; + + if (yyHaveDate || yyHaveTime || yyHaveDay) { + Start = Convert(yyMonth, yyDay, yyYear, yyHour, yyMinutes, yySeconds, + yyMeridian, yyDSTmode); + if (Start < 0) + return -1; + } + else { + Start = now; + if (!yyHaveRel) + Start -= ((tm->tm_hour * 60L + tm->tm_min) * 60L) + tm->tm_sec; + } + + Start += yyRelSeconds; + Start += RelativeMonth(Start, yyRelMonth); + + if (yyHaveDay && !yyHaveDate) { + tod = RelativeDate(Start, yyDayOrdinal, yyDayNumber); + Start += tod; + } + + /* Have to do *something* with a legitimate -1 so it's distinguishable + * from the error return value. (Alternately could set errno on error.) */ + return Start == -1 ? 0 : Start; +} + + +#ifdef TEST + +/* ARGSUSED */ +int +main(int argc, char *argv[]) +{ + char buff[128]; + time_t d; + + (void)printf("Enter date, or blank line to exit.\n\t> "); + (void)fflush(stdout); + while (fgets(buff, sizeof(buff), stdin) && buff[0]) { + d = get_date(buff); + if (d == -1) + (void)printf("Bad format - couldn't convert.\n"); + else + (void)printf("%s", ctime(&d)); + (void)printf("\t> "); + (void)fflush(stdout); + } + exit(0); + /* NOTREACHED */ +} +#endif /* TEST */ +#line 957 "getdate.c" +/* allocate initial stack or double stack size, up to YYMAXDEPTH */ +#if defined(__cplusplus) || defined(__STDC__) +static int yygrowstack(void) +#else +static int yygrowstack() +#endif +{ + unsigned int newsize; + long sslen; + short *newss; + YYSTYPE *newvs; + + if ((newsize = yystacksize) == 0) + newsize = YYINITSTACKSIZE; + else if (newsize >= YYMAXDEPTH) + return -1; + else if ((newsize *= 2) > YYMAXDEPTH) + newsize = YYMAXDEPTH; +#ifdef SIZE_MAX +#define YY_SIZE_MAX SIZE_MAX +#else +#ifdef __STDC__ +#define YY_SIZE_MAX 0xffffffffU +#else +#define YY_SIZE_MAX (unsigned int)0xffffffff +#endif +#endif + if (YY_SIZE_MAX / newsize < sizeof *newss) + goto bail; + sslen = yyssp - yyss; + newss = yyss ? (short *)realloc(yyss, newsize * sizeof *newss) : + (short *)malloc(newsize * sizeof *newss); /* overflow check above */ + if (newss == NULL) + goto bail; + yyss = newss; + yyssp = newss + sslen; + newvs = yyvs ? (YYSTYPE *)realloc(yyvs, newsize * sizeof *newvs) : + (YYSTYPE *)malloc(newsize * sizeof *newvs); /* overflow check above */ + if (newvs == NULL) + goto bail; + yyvs = newvs; + yyvsp = newvs + sslen; + yystacksize = newsize; + yysslim = yyss + newsize - 1; + return 0; +bail: + if (yyss) + free(yyss); + if (yyvs) + free(yyvs); + yyss = yyssp = NULL; + yyvs = yyvsp = NULL; + yystacksize = 0; + return -1; +} + +#define YYABORT goto yyabort +#define YYREJECT goto yyabort +#define YYACCEPT goto yyaccept +#define YYERROR goto yyerrlab +int +#if defined(__cplusplus) || defined(__STDC__) +yyparse(void) +#else +yyparse() +#endif +{ + int yym, yyn, yystate; +#if YYDEBUG +#if defined(__cplusplus) || defined(__STDC__) + const char *yys; +#else /* !(defined(__cplusplus) || defined(__STDC__)) */ + char *yys; +#endif /* !(defined(__cplusplus) || defined(__STDC__)) */ + + if ((yys = getenv("YYDEBUG"))) + { + yyn = *yys; + if (yyn >= '0' && yyn <= '9') + yydebug = yyn - '0'; + } +#endif /* YYDEBUG */ + + yynerrs = 0; + yyerrflag = 0; + yychar = (-1); + + if (yyss == NULL && yygrowstack()) goto yyoverflow; + yyssp = yyss; + yyvsp = yyvs; + *yyssp = yystate = 0; + +yyloop: + if ((yyn = yydefred[yystate]) != 0) goto yyreduce; + if (yychar < 0) + { + if ((yychar = yylex()) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + } + if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, shifting to state %d\n", + YYPREFIX, yystate, yytable[yyn]); +#endif + if (yyssp >= yysslim && yygrowstack()) + { + goto yyoverflow; + } + *++yyssp = yystate = yytable[yyn]; + *++yyvsp = yylval; + yychar = (-1); + if (yyerrflag > 0) --yyerrflag; + goto yyloop; + } + if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { + yyn = yytable[yyn]; + goto yyreduce; + } + if (yyerrflag) goto yyinrecovery; +#if defined(__GNUC__) + goto yynewerror; +#endif +yynewerror: + yyerror("syntax error"); +#if defined(__GNUC__) + goto yyerrlab; +#endif +yyerrlab: + ++yynerrs; +yyinrecovery: + if (yyerrflag < 3) + { + yyerrflag = 3; + for (;;) + { + if ((yyn = yysindex[*yyssp]) && (yyn += YYERRCODE) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, error recovery shifting\ + to state %d\n", YYPREFIX, *yyssp, yytable[yyn]); +#endif + if (yyssp >= yysslim && yygrowstack()) + { + goto yyoverflow; + } + *++yyssp = yystate = yytable[yyn]; + *++yyvsp = yylval; + goto yyloop; + } + else + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: error recovery discarding state %d\n", + YYPREFIX, *yyssp); +#endif + if (yyssp <= yyss) goto yyabort; + --yyssp; + --yyvsp; + } + } + } + else + { + if (yychar == 0) goto yyabort; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, error recovery discards token %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + yychar = (-1); + goto yyloop; + } +yyreduce: +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, reducing by rule %d (%s)\n", + YYPREFIX, yystate, yyn, yyrule[yyn]); +#endif + yym = yylen[yyn]; + if (yym) + yyval = yyvsp[1-yym]; + else + memset(&yyval, 0, sizeof yyval); + switch (yyn) + { +case 3: +#line 118 "getdate.y" +{ + yyHaveTime++; + } +break; +case 4: +#line 121 "getdate.y" +{ + yyHaveZone++; + } +break; +case 5: +#line 124 "getdate.y" +{ + yyHaveDate++; + } +break; +case 6: +#line 127 "getdate.y" +{ + yyHaveDay++; + } +break; +case 7: +#line 130 "getdate.y" +{ + yyHaveRel++; + } +break; +case 9: +#line 136 "getdate.y" +{ + yyHour = yyvsp[-1].Number; + yyMinutes = 0; + yySeconds = 0; + yyMeridian = yyvsp[0].Meridian; + } +break; +case 10: +#line 142 "getdate.y" +{ + yyHour = yyvsp[-3].Number; + yyMinutes = yyvsp[-1].Number; + yySeconds = 0; + yyMeridian = yyvsp[0].Meridian; + } +break; +case 11: +#line 148 "getdate.y" +{ + yyHour = yyvsp[-3].Number; + yyMinutes = yyvsp[-1].Number; + yyMeridian = MER24; + yyDSTmode = DSToff; + yyTimezone = - (yyvsp[0].Number % 100 + (yyvsp[0].Number / 100) * 60); + } +break; +case 12: +#line 155 "getdate.y" +{ + yyHour = yyvsp[-5].Number; + yyMinutes = yyvsp[-3].Number; + yySeconds = yyvsp[-1].Number; + yyMeridian = yyvsp[0].Meridian; + } +break; +case 13: +#line 161 "getdate.y" +{ + yyHour = yyvsp[-5].Number; + yyMinutes = yyvsp[-3].Number; + yySeconds = yyvsp[-1].Number; + yyMeridian = MER24; + yyDSTmode = DSToff; + yyTimezone = - (yyvsp[0].Number % 100 + (yyvsp[0].Number / 100) * 60); + } +break; +case 14: +#line 171 "getdate.y" +{ + yyTimezone = yyvsp[0].Number; + yyDSTmode = DSToff; + } +break; +case 15: +#line 175 "getdate.y" +{ + yyTimezone = yyvsp[0].Number; + yyDSTmode = DSTon; + } +break; +case 16: +#line 180 "getdate.y" +{ + yyTimezone = yyvsp[-1].Number; + yyDSTmode = DSTon; + } +break; +case 17: +#line 186 "getdate.y" +{ + yyDayOrdinal = 1; + yyDayNumber = yyvsp[0].Number; + } +break; +case 18: +#line 190 "getdate.y" +{ + yyDayOrdinal = 1; + yyDayNumber = yyvsp[-1].Number; + } +break; +case 19: +#line 194 "getdate.y" +{ + yyDayOrdinal = yyvsp[-1].Number; + yyDayNumber = yyvsp[0].Number; + } +break; +case 20: +#line 200 "getdate.y" +{ + yyMonth = yyvsp[-2].Number; + yyDay = yyvsp[0].Number; + } +break; +case 21: +#line 204 "getdate.y" +{ + if (yyvsp[-4].Number >= 100) { + yyYear = yyvsp[-4].Number; + yyMonth = yyvsp[-2].Number; + yyDay = yyvsp[0].Number; + } else { + yyMonth = yyvsp[-4].Number; + yyDay = yyvsp[-2].Number; + yyYear = yyvsp[0].Number; + } + } +break; +case 22: +#line 215 "getdate.y" +{ + /* ISO 8601 format. yyyy-mm-dd. */ + yyYear = yyvsp[-2].Number; + yyMonth = -yyvsp[-1].Number; + yyDay = -yyvsp[0].Number; + } +break; +case 23: +#line 221 "getdate.y" +{ + /* e.g. 17-JUN-1992. */ + yyDay = yyvsp[-2].Number; + yyMonth = yyvsp[-1].Number; + yyYear = -yyvsp[0].Number; + } +break; +case 24: +#line 227 "getdate.y" +{ + yyMonth = yyvsp[-1].Number; + yyDay = yyvsp[0].Number; + } +break; +case 25: +#line 231 "getdate.y" +{ + yyMonth = yyvsp[-3].Number; + yyDay = yyvsp[-2].Number; + yyYear = yyvsp[0].Number; + } +break; +case 26: +#line 236 "getdate.y" +{ + yyMonth = yyvsp[0].Number; + yyDay = yyvsp[-1].Number; + } +break; +case 27: +#line 240 "getdate.y" +{ + yyMonth = yyvsp[-1].Number; + yyDay = yyvsp[-2].Number; + yyYear = yyvsp[0].Number; + } +break; +case 28: +#line 247 "getdate.y" +{ + yyRelSeconds = -yyRelSeconds; + yyRelMonth = -yyRelMonth; + } +break; +case 30: +#line 254 "getdate.y" +{ + yyRelSeconds += yyvsp[-1].Number * yyvsp[0].Number * 60L; + } +break; +case 31: +#line 257 "getdate.y" +{ + yyRelSeconds += yyvsp[-1].Number * yyvsp[0].Number * 60L; + } +break; +case 32: +#line 260 "getdate.y" +{ + yyRelSeconds += yyvsp[0].Number * 60L; + } +break; +case 33: +#line 263 "getdate.y" +{ + yyRelSeconds += yyvsp[-1].Number; + } +break; +case 34: +#line 266 "getdate.y" +{ + yyRelSeconds += yyvsp[-1].Number; + } +break; +case 35: +#line 269 "getdate.y" +{ + yyRelSeconds++; + } +break; +case 36: +#line 272 "getdate.y" +{ + yyRelMonth += yyvsp[-1].Number * yyvsp[0].Number; + } +break; +case 37: +#line 275 "getdate.y" +{ + yyRelMonth += yyvsp[-1].Number * yyvsp[0].Number; + } +break; +case 38: +#line 278 "getdate.y" +{ + yyRelMonth += yyvsp[0].Number; + } +break; +case 39: +#line 283 "getdate.y" +{ + if (yyHaveTime && yyHaveDate && !yyHaveRel) + yyYear = yyvsp[0].Number; + else { + if(yyvsp[0].Number>10000) { + yyHaveDate++; + yyDay= (yyvsp[0].Number)%100; + yyMonth= (yyvsp[0].Number/100)%100; + yyYear = yyvsp[0].Number/10000; + } + else { + yyHaveTime++; + if (yyvsp[0].Number < 100) { + yyHour = yyvsp[0].Number; + yyMinutes = 0; + } + else { + yyHour = yyvsp[0].Number / 100; + yyMinutes = yyvsp[0].Number % 100; + } + yySeconds = 0; + yyMeridian = MER24; + } + } + } +break; +case 40: +#line 310 "getdate.y" +{ + yyval.Meridian = MER24; + } +break; +case 41: +#line 313 "getdate.y" +{ + yyval.Meridian = yyvsp[0].Meridian; + } +break; +#line 1455 "getdate.c" + } + yyssp -= yym; + yystate = *yyssp; + yyvsp -= yym; + yym = yylhs[yyn]; + if (yystate == 0 && yym == 0) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state 0 to\ + state %d\n", YYPREFIX, YYFINAL); +#endif + yystate = YYFINAL; + *++yyssp = YYFINAL; + *++yyvsp = yyval; + if (yychar < 0) + { + if ((yychar = yylex()) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, YYFINAL, yychar, yys); + } +#endif + } + if (yychar == 0) goto yyaccept; + goto yyloop; + } + if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yystate) + yystate = yytable[yyn]; + else + yystate = yydgoto[yym]; +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state %d \ +to state %d\n", YYPREFIX, *yyssp, yystate); +#endif + if (yyssp >= yysslim && yygrowstack()) + { + goto yyoverflow; + } + *++yyssp = yystate; + *++yyvsp = yyval; + goto yyloop; +yyoverflow: + yyerror("yacc stack overflow"); +yyabort: + if (yyss) + free(yyss); + if (yyvs) + free(yyvs); + yyss = yyssp = NULL; + yyvs = yyvsp = NULL; + yystacksize = 0; + return (1); +yyaccept: + if (yyss) + free(yyss); + if (yyvs) + free(yyvs); + yyss = yyssp = NULL; + yyvs = yyvsp = NULL; + yystacksize = 0; + return (0); +} |