diff options
Diffstat (limited to 'libarchive/libarchive-2.4.17/tar/getdate.c')
| -rw-r--r-- | libarchive/libarchive-2.4.17/tar/getdate.c | 1370 |
1 files changed, 1370 insertions, 0 deletions
diff --git a/libarchive/libarchive-2.4.17/tar/getdate.c b/libarchive/libarchive-2.4.17/tar/getdate.c new file mode 100644 index 0000000..31a0dfe --- /dev/null +++ b/libarchive/libarchive-2.4.17/tar/getdate.c @@ -0,0 +1,1370 @@ +#include <stdlib.h> +#ifndef lint +#ifdef __unused +__unused +#endif +static char const +yyrcsid[] = "$FreeBSD: src/usr.bin/yacc/skeleton.c,v 1.37 2003/02/12 18:03:55 davidc Exp $"; +#endif +#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) +#if defined(__cplusplus) || __STDC__ +static int yygrowstack(void); +#else +static int yygrowstack(); +#endif +#define YYPREFIX "yy" +#line 2 "getdate.y" +/* + * March 2005: Further modified and simplified by Tim Kientzle: + * Eliminate minutes-based calculations (just do everything in + * seconds), have lexer only recognize unsigned integers (handle '+' + * and '-' characters in grammar), combine tables into one table with + * explicit abbreviation notes, do am/pm adjustments in the grammar + * (eliminate some state variables and post-processing). Among other + * things, these changes eliminated two shift/reduce conflicts. (Went + * from 10 to 8.) + * All of Tim Kientzle's changes to this file are public domain. + */ + +/* +** 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 $alz +** <rsalz@bbn.com> and Jim Berets <jberets@bbn.com> in August, 1990; +** +** This grammar has 10 shift/reduce conflicts. +** +** This code is in the public domain and has no copyright. +*/ +/* SUPPRESS 287 on yaccpar_sccsid *//* Unused static variable */ +/* SUPPRESS 288 on yyerrlab *//* Label unused */ + +#ifdef __FreeBSD__ +#include <sys/cdefs.h> +__FBSDID("$FreeBSD: src/usr.bin/tar/getdate.y,v 1.9 2007/07/20 01:27:50 kientzle Exp $"); +#endif + +#include <ctype.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <time.h> + +#define yyparse getdate_yyparse +#define yylex getdate_yylex +#define yyerror getdate_yyerror + +static int yyparse(void); +static int yylex(void); +static int yyerror(const char *); + +time_t get_date(char *); + +#define EPOCH 1970 +#define HOUR(x) ((time_t)(x) * 60) +#define SECSPERDAY (24L * 60L * 60L) + +/* +** Daylight-savings mode: on, off, or not yet known. +*/ +typedef enum _DSTMODE { + DSTon, DSToff, DSTmaybe +} DSTMODE; + +/* +** Meridian: am or pm. +*/ +enum { tAM, tPM }; + +/* +** 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 time_t yyRelMonth; +static time_t yyRelSeconds; + +#line 92 "getdate.y" +typedef union { + time_t Number; +} YYSTYPE; +#line 117 "getdate.c" +#define YYERRCODE 256 +#define tAGO 257 +#define tDAY 258 +#define tDAYZONE 259 +#define tAMPM 260 +#define tMONTH 261 +#define tMONTH_UNIT 262 +#define tSEC_UNIT 263 +#define tUNUMBER 264 +#define tZONE 265 +#define tDST 266 +const short yylhs[] = { -1, + 0, 0, 1, 1, 1, 1, 1, 1, 2, 2, + 2, 2, 2, 8, 8, 3, 3, 3, 5, 5, + 5, 4, 4, 4, 4, 4, 4, 4, 4, 6, + 6, 9, 9, 9, 9, 9, 9, 9, 9, 7, +}; +const short yylen[] = { 2, + 0, 2, 1, 1, 1, 1, 1, 1, 2, 1, + 2, 3, 3, 3, 5, 1, 1, 2, 1, 2, + 2, 3, 5, 5, 5, 2, 4, 2, 3, 2, + 1, 3, 3, 2, 1, 3, 3, 2, 1, 1, +}; +const short yydefred[] = { 1, + 0, 0, 17, 0, 39, 35, 0, 0, 0, 0, + 2, 3, 4, 5, 6, 7, 8, 0, 0, 20, + 0, 21, 9, 0, 38, 34, 0, 0, 0, 18, + 0, 0, 11, 0, 0, 30, 0, 29, 0, 0, + 0, 0, 37, 33, 36, 32, 12, 13, 27, 0, + 0, 0, 0, 25, 24, 15, 23, +}; +const short yydgoto[] = { 1, + 11, 12, 13, 14, 15, 16, 17, 18, 19, +}; +const short yysindex[] = { 0, + -43, -40, 0, -259, 0, 0, -35, -252, -253, -248, + 0, 0, 0, 0, 0, 0, 0, -30, -237, 0, + -23, 0, 0, -242, 0, 0, -258, -240, -238, 0, + -255, -244, 0, -236, -235, 0, -234, 0, -18, -14, + -26, -13, 0, 0, 0, 0, 0, 0, 0, -229, + -228, -227, -226, 0, 0, 0, 0, +}; +const short yyrindex[] = { 0, + 0, 9, 0, 0, 0, 0, 64, 17, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 57, 25, 0, + 33, 0, 0, 49, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 1, 41, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, +}; +const short yygindex[] = { 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, +}; +#define YYTABLESIZE 329 +const short yytable[] = { 9, + 14, 10, 39, 20, 21, 40, 43, 44, 19, 27, + 31, 29, 34, 30, 35, 32, 16, 45, 46, 36, + 37, 38, 28, 41, 31, 42, 50, 47, 48, 49, + 51, 52, 26, 53, 54, 55, 56, 57, 0, 0, + 22, 0, 0, 14, 0, 14, 0, 0, 28, 0, + 0, 19, 0, 19, 0, 0, 10, 0, 0, 16, + 0, 16, 0, 40, 0, 0, 0, 31, 0, 31, + 0, 0, 0, 0, 0, 26, 0, 26, 0, 0, + 0, 0, 0, 22, 0, 22, 0, 0, 0, 0, + 0, 28, 0, 28, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 40, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 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, 4, 5, 6, + 7, 8, 22, 0, 23, 24, 25, 26, 0, 33, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 14, 14, + 14, 14, 14, 14, 14, 14, 19, 19, 0, 19, + 19, 19, 19, 19, 16, 16, 0, 16, 16, 16, + 16, 16, 31, 31, 0, 31, 31, 31, 31, 31, + 26, 26, 0, 26, 26, 26, 26, 26, 22, 22, + 0, 22, 22, 22, 22, 22, 28, 28, 0, 28, + 28, 28, 0, 28, 10, 10, 0, 10, 10, 10, + 10, 10, 40, 0, 0, 0, 0, 40, 40, +}; +const short yycheck[] = { 43, + 0, 45, 261, 44, 264, 264, 262, 263, 0, 45, + 264, 47, 43, 266, 45, 264, 0, 262, 263, 257, + 44, 264, 58, 264, 0, 264, 45, 264, 264, 264, + 45, 58, 0, 47, 264, 264, 264, 264, -1, -1, + 0, -1, -1, 43, -1, 45, -1, -1, 0, -1, + -1, 43, -1, 45, -1, -1, 0, -1, -1, 43, + -1, 45, -1, 0, -1, -1, -1, 43, -1, 45, + -1, -1, -1, -1, -1, 43, -1, 45, -1, -1, + -1, -1, -1, 43, -1, 45, -1, -1, -1, -1, + -1, 43, -1, 45, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, 43, -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, 258, 259, -1, 261, 262, 263, + 264, 265, 258, -1, 260, 261, 262, 263, -1, 260, + -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, + 260, 261, 262, 263, 264, 265, 258, 259, -1, 261, + 262, 263, 264, 265, 258, 259, -1, 261, 262, 263, + 264, 265, 258, 259, -1, 261, 262, 263, 264, 265, + 258, 259, -1, 261, 262, 263, 264, 265, 258, 259, + -1, 261, 262, 263, 264, 265, 258, 259, -1, 261, + 262, 263, -1, 265, 258, 259, -1, 261, 262, 263, + 264, 265, 259, -1, -1, -1, -1, 264, 265, +}; +#define YYFINAL 1 +#ifndef YYDEBUG +#define YYDEBUG 0 +#endif +#define YYMAXTOKEN 266 +#if YYDEBUG +const char * const yyname[] = { +"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,"tAGO","tDAY", +"tDAYZONE","tAMPM","tMONTH","tMONTH_UNIT","tSEC_UNIT","tUNUMBER","tZONE","tDST", +}; +const char * const yyrule[] = { +"$accept : spec", +"spec :", +"spec : spec item", +"item : time", +"item : zone", +"item : date", +"item : day", +"item : rel", +"item : number", +"time : tUNUMBER tAMPM", +"time : bare_time", +"time : bare_time tAMPM", +"time : bare_time '+' tUNUMBER", +"time : bare_time '-' tUNUMBER", +"bare_time : tUNUMBER ':' tUNUMBER", +"bare_time : tUNUMBER ':' tUNUMBER ':' tUNUMBER", +"zone : tZONE", +"zone : tDAYZONE", +"zone : tZONE tDST", +"day : tDAY", +"day : tDAY ','", +"day : tUNUMBER tDAY", +"date : tUNUMBER '/' tUNUMBER", +"date : tUNUMBER '/' tUNUMBER '/' tUNUMBER", +"date : tUNUMBER '-' tUNUMBER '-' tUNUMBER", +"date : tUNUMBER '-' tMONTH '-' tUNUMBER", +"date : tMONTH tUNUMBER", +"date : tMONTH tUNUMBER ',' tUNUMBER", +"date : tUNUMBER tMONTH", +"date : tUNUMBER tMONTH tUNUMBER", +"rel : relunit tAGO", +"rel : relunit", +"relunit : '-' tUNUMBER tSEC_UNIT", +"relunit : '+' tUNUMBER tSEC_UNIT", +"relunit : tUNUMBER tSEC_UNIT", +"relunit : tSEC_UNIT", +"relunit : '-' tUNUMBER tMONTH_UNIT", +"relunit : '+' tUNUMBER tMONTH_UNIT", +"relunit : tUNUMBER tMONTH_UNIT", +"relunit : tMONTH_UNIT", +"number : tUNUMBER", +}; +#endif +#if YYDEBUG +#include <stdio.h> +#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 +int yydebug; +int yynerrs; +int yyerrflag; +int yychar; +short *yyssp; +YYSTYPE *yyvsp; +YYSTYPE yyval; +YYSTYPE yylval; +short *yyss; +short *yysslim; +YYSTYPE *yyvs; +int yystacksize; +#line 328 "getdate.y" + +static struct TABLE { + size_t abbrev; + const char *name; + int type; + time_t value; +} const TimeWords[] = { + /* am/pm */ + { 0, "am", tAMPM, tAM }, + { 0, "pm", tAMPM, tPM }, + + /* Month names. */ + { 3, "january", tMONTH, 1 }, + { 3, "february", tMONTH, 2 }, + { 3, "march", tMONTH, 3 }, + { 3, "april", tMONTH, 4 }, + { 3, "may", tMONTH, 5 }, + { 3, "june", tMONTH, 6 }, + { 3, "july", tMONTH, 7 }, + { 3, "august", tMONTH, 8 }, + { 3, "september", tMONTH, 9 }, + { 3, "october", tMONTH, 10 }, + { 3, "november", tMONTH, 11 }, + { 3, "december", tMONTH, 12 }, + + /* Days of the week. */ + { 2, "sunday", tDAY, 0 }, + { 3, "monday", tDAY, 1 }, + { 2, "tuesday", tDAY, 2 }, + { 3, "wednesday", tDAY, 3 }, + { 2, "thursday", tDAY, 4 }, + { 2, "friday", tDAY, 5 }, + { 2, "saturday", tDAY, 6 }, + + /* Timezones: Offsets are in minutes. */ + { 0, "gmt", tZONE, HOUR( 0) }, /* Greenwich Mean */ + { 0, "ut", tZONE, HOUR( 0) }, /* Universal (Coordinated) */ + { 0, "utc", tZONE, HOUR( 0) }, + { 0, "wet", tZONE, HOUR( 0) }, /* Western European */ + { 0, "bst", tDAYZONE, HOUR( 0) }, /* British Summer */ + { 0, "wat", tZONE, HOUR( 1) }, /* West Africa */ + { 0, "at", tZONE, HOUR( 2) }, /* Azores */ + /* { 0, "bst", tZONE, HOUR( 3) }, */ /* Brazil Standard: Conflict */ + /* { 0, "gst", tZONE, HOUR( 3) }, */ /* Greenland Standard: Conflict*/ + { 0, "nft", tZONE, HOUR(3)+30 }, /* Newfoundland */ + { 0, "nst", tZONE, HOUR(3)+30 }, /* Newfoundland Standard */ + { 0, "ndt", tDAYZONE, HOUR(3)+30 }, /* Newfoundland Daylight */ + { 0, "ast", tZONE, HOUR( 4) }, /* Atlantic Standard */ + { 0, "adt", tDAYZONE, HOUR( 4) }, /* Atlantic Daylight */ + { 0, "est", tZONE, HOUR( 5) }, /* Eastern Standard */ + { 0, "edt", tDAYZONE, HOUR( 5) }, /* Eastern Daylight */ + { 0, "cst", tZONE, HOUR( 6) }, /* Central Standard */ + { 0, "cdt", tDAYZONE, HOUR( 6) }, /* Central Daylight */ + { 0, "mst", tZONE, HOUR( 7) }, /* Mountain Standard */ + { 0, "mdt", tDAYZONE, HOUR( 7) }, /* Mountain Daylight */ + { 0, "pst", tZONE, HOUR( 8) }, /* Pacific Standard */ + { 0, "pdt", tDAYZONE, HOUR( 8) }, /* Pacific Daylight */ + { 0, "yst", tZONE, HOUR( 9) }, /* Yukon Standard */ + { 0, "ydt", tDAYZONE, HOUR( 9) }, /* Yukon Daylight */ + { 0, "hst", tZONE, HOUR(10) }, /* Hawaii Standard */ + { 0, "hdt", tDAYZONE, HOUR(10) }, /* Hawaii Daylight */ + { 0, "cat", tZONE, HOUR(10) }, /* Central Alaska */ + { 0, "ahst", tZONE, HOUR(10) }, /* Alaska-Hawaii Standard */ + { 0, "nt", tZONE, HOUR(11) }, /* Nome */ + { 0, "idlw", tZONE, HOUR(12) }, /* Intl Date Line West */ + { 0, "cet", tZONE, -HOUR(1) }, /* Central European */ + { 0, "met", tZONE, -HOUR(1) }, /* Middle European */ + { 0, "mewt", tZONE, -HOUR(1) }, /* Middle European Winter */ + { 0, "mest", tDAYZONE, -HOUR(1) }, /* Middle European Summer */ + { 0, "swt", tZONE, -HOUR(1) }, /* Swedish Winter */ + { 0, "sst", tDAYZONE, -HOUR(1) }, /* Swedish Summer */ + { 0, "fwt", tZONE, -HOUR(1) }, /* French Winter */ + { 0, "fst", tDAYZONE, -HOUR(1) }, /* French Summer */ + { 0, "eet", tZONE, -HOUR(2) }, /* Eastern Eur, USSR Zone 1 */ + { 0, "bt", tZONE, -HOUR(3) }, /* Baghdad, USSR Zone 2 */ + { 0, "it", tZONE, -HOUR(3)-30 },/* Iran */ + { 0, "zp4", tZONE, -HOUR(4) }, /* USSR Zone 3 */ + { 0, "zp5", tZONE, -HOUR(5) }, /* USSR Zone 4 */ + { 0, "ist", tZONE, -HOUR(5)-30 },/* Indian Standard */ + { 0, "zp6", tZONE, -HOUR(6) }, /* USSR Zone 5 */ + /* { 0, "nst", tZONE, -HOUR(6.5) }, */ /* North Sumatra: Conflict */ + /* { 0, "sst", tZONE, -HOUR(7) }, */ /* So Sumatra, USSR 6: Conflict */ + { 0, "wast", tZONE, -HOUR(7) }, /* West Australian Standard */ + { 0, "wadt", tDAYZONE, -HOUR(7) }, /* West Australian Daylight */ + { 0, "jt", tZONE, -HOUR(7)-30 },/* Java (3pm in Cronusland!)*/ + { 0, "cct", tZONE, -HOUR(8) }, /* China Coast, USSR Zone 7 */ + { 0, "jst", tZONE, -HOUR(9) }, /* Japan Std, USSR Zone 8 */ + { 0, "cast", tZONE, -HOUR(9)-30 },/* Central Australian Std */ + { 0, "cadt", tDAYZONE, -HOUR(9)-30 },/* Central Australian Daylt */ + { 0, "east", tZONE, -HOUR(10) }, /* Eastern Australian Std */ + { 0, "eadt", tDAYZONE, -HOUR(10) }, /* Eastern Australian Daylt */ + { 0, "gst", tZONE, -HOUR(10) }, /* Guam Std, USSR Zone 9 */ + { 0, "nzt", tZONE, -HOUR(12) }, /* New Zealand */ + { 0, "nzst", tZONE, -HOUR(12) }, /* New Zealand Standard */ + { 0, "nzdt", tDAYZONE, -HOUR(12) }, /* New Zealand Daylight */ + { 0, "idle", tZONE, -HOUR(12) }, /* Intl Date Line East */ + + { 0, "dst", tDST, 0 }, + + /* Time units. */ + { 4, "years", tMONTH_UNIT, 12 }, + { 5, "months", tMONTH_UNIT, 1 }, + { 9, "fortnights", tSEC_UNIT, 14 * 24 * 60 * 60 }, + { 4, "weeks", tSEC_UNIT, 7 * 24 * 60 * 60 }, + { 3, "days", tSEC_UNIT, 1 * 24 * 60 * 60 }, + { 4, "hours", tSEC_UNIT, 60 * 60 }, + { 3, "minutes", tSEC_UNIT, 60 }, + { 3, "seconds", tSEC_UNIT, 1 }, + + /* Relative-time words. */ + { 0, "tomorrow", tSEC_UNIT, 1 * 24 * 60 * 60 }, + { 0, "yesterday", tSEC_UNIT, -1 * 24 * 60 * 60 }, + { 0, "today", tSEC_UNIT, 0 }, + { 0, "now", tSEC_UNIT, 0 }, + { 0, "last", tUNUMBER, -1 }, + { 0, "this", tSEC_UNIT, 0 }, + { 0, "next", tUNUMBER, 2 }, + { 0, "first", tUNUMBER, 1 }, + { 0, "1st", tUNUMBER, 1 }, +/* { 0, "second", tUNUMBER, 2 }, */ + { 0, "2nd", tUNUMBER, 2 }, + { 0, "third", tUNUMBER, 3 }, + { 0, "3rd", tUNUMBER, 3 }, + { 0, "fourth", tUNUMBER, 4 }, + { 0, "4th", tUNUMBER, 4 }, + { 0, "fifth", tUNUMBER, 5 }, + { 0, "5th", tUNUMBER, 5 }, + { 0, "sixth", tUNUMBER, 6 }, + { 0, "seventh", tUNUMBER, 7 }, + { 0, "eighth", tUNUMBER, 8 }, + { 0, "ninth", tUNUMBER, 9 }, + { 0, "tenth", tUNUMBER, 10 }, + { 0, "eleventh", tUNUMBER, 11 }, + { 0, "twelfth", tUNUMBER, 12 }, + { 0, "ago", tAGO, 1 }, + + /* Military timezones. */ + { 0, "a", tZONE, HOUR( 1) }, + { 0, "b", tZONE, HOUR( 2) }, + { 0, "c", tZONE, HOUR( 3) }, + { 0, "d", tZONE, HOUR( 4) }, + { 0, "e", tZONE, HOUR( 5) }, + { 0, "f", tZONE, HOUR( 6) }, + { 0, "g", tZONE, HOUR( 7) }, + { 0, "h", tZONE, HOUR( 8) }, + { 0, "i", tZONE, HOUR( 9) }, + { 0, "k", tZONE, HOUR( 10) }, + { 0, "l", tZONE, HOUR( 11) }, + { 0, "m", tZONE, HOUR( 12) }, + { 0, "n", tZONE, HOUR(- 1) }, + { 0, "o", tZONE, HOUR(- 2) }, + { 0, "p", tZONE, HOUR(- 3) }, + { 0, "q", tZONE, HOUR(- 4) }, + { 0, "r", tZONE, HOUR(- 5) }, + { 0, "s", tZONE, HOUR(- 6) }, + { 0, "t", tZONE, HOUR(- 7) }, + { 0, "u", tZONE, HOUR(- 8) }, + { 0, "v", tZONE, HOUR(- 9) }, + { 0, "w", tZONE, HOUR(-10) }, + { 0, "x", tZONE, HOUR(-11) }, + { 0, "y", tZONE, HOUR(-12) }, + { 0, "z", tZONE, HOUR( 0) }, + + /* End of table. */ + { 0, NULL, 0, 0 } +}; + + + + +/* ARGSUSED */ +static int +yyerror(const char *s) +{ + (void)s; + return 0; +} + +static time_t +ToSeconds(time_t Hours, time_t Minutes, time_t Seconds) +{ + if (Minutes < 0 || Minutes > 59 || Seconds < 0 || Seconds > 59) + return -1; + if (Hours < 0 || Hours > 23) + return -1; + return (Hours * 60L + Minutes) * 60L + Seconds; +} + + +/* Year is either + * A number from 0 to 99, which means a year from 1970 to 2069, 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, DSTMODE DSTmode) +{ + static int DaysInMonth[12] = { + 31, 0, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 + }; + time_t tod; + time_t Julian; + int i; + + if (Year < 69) + Year += 2000; + else if (Year < 100) + Year += 1900; + DaysInMonth[1] = Year % 4 == 0 && (Year % 100 != 0 || Year % 400 == 0) + ? 29 : 28; + /* Checking for 2038 bogusly assumes that time_t is 32 bits. But + I'm too lazy to try to check for time_t overflow in another way. */ + if (Year < EPOCH || Year > 2038 + || Month < 1 || Month > 12 + /* Lint fluff: "conversion from long may lose accuracy" */ + || Day < 1 || Day > DaysInMonth[(int)--Month]) + return -1; + + Julian = Day - 1; + for (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)) < 0) + return -1; + Julian += tod; + if (DSTmode == DSTon + || (DSTmode == DSTmaybe && localtime(&Julian)->tm_isdst)) + Julian -= 60 * 60; + return Julian; +} + + +static time_t +DSTcorrect(time_t Start, time_t Future) +{ + time_t StartDay; + time_t FutureDay; + + StartDay = (localtime(&Start)->tm_hour + 1) % 24; + FutureDay = (localtime(&Future)->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; + tm = localtime(&now); + 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; + tm = localtime(&Start); + 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, + DSTmaybe)); +} + +static int +yylex(void) +{ + char c; + char buff[64]; + + for ( ; ; ) { + while (isspace((unsigned char)*yyInput)) + yyInput++; + + /* Skip parenthesized comments. */ + if (*yyInput == '(') { + int Count = 0; + do { + c = *yyInput++; + if (c == '\0') + return c; + if (c == '(') + Count++; + else if (c == ')') + Count--; + } while (Count > 0); + continue; + } + + /* Try the next token in the word table first. */ + /* This allows us to match "2nd", for example. */ + { + char *src = yyInput; + const struct TABLE *tp; + unsigned i = 0; + + /* Force to lowercase and strip '.' characters. */ + while (*src != '\0' + && (isalnum((unsigned char)*src) || *src == '.') + && i < sizeof(buff)-1) { + if (*src != '.') { + if (isupper((unsigned char)*src)) + buff[i++] = tolower((unsigned char)*src); + else + buff[i++] = *src; + } + src++; + } + buff[i++] = '\0'; + + /* + * Find the first match. If the word can be + * abbreviated, make sure we match at least + * the minimum abbreviation. + */ + for (tp = TimeWords; tp->name; tp++) { + size_t abbrev = tp->abbrev; + if (abbrev == 0) + abbrev = strlen(tp->name); + if (strlen(buff) >= abbrev + && strncmp(tp->name, buff, strlen(buff)) + == 0) { + /* Skip over token. */ + yyInput = src; + /* Return the match. */ + yylval.Number = tp->value; + return tp->type; + } + } + } + + /* + * Not in the word table, maybe it's a number. Note: + * Because '-' and '+' have other special meanings, I + * don't deal with signed numbers here. + */ + if (isdigit((unsigned char)(c = *yyInput))) { + for (yylval.Number = 0; isdigit((unsigned char)(c = *yyInput++)); ) + yylval.Number = 10 * yylval.Number + c - '0'; + yyInput--; + return (tUNUMBER); + } + + return (*yyInput++); + } +} + +#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; + struct tm gmt, *gmt_ptr; + time_t Start; + time_t tod; + time_t nowtime; + long tzone; + + memset(&gmt, 0, sizeof(gmt)); + yyInput = p; + + (void)time (&nowtime); + + gmt_ptr = gmtime (&nowtime); + if (gmt_ptr != NULL) { + /* Copy, in case localtime and gmtime use the same buffer. */ + gmt = *gmt_ptr; + } + + if (! (tm = localtime (&nowtime))) + return -1; + + if (gmt_ptr != NULL) + tzone = difftm (&gmt, tm) / 60; + else + /* This system doesn't understand timezones; fake it. */ + tzone = 0; + if(tm->tm_isdst) + tzone += 60; + + yyYear = tm->tm_year + 1900; + yyMonth = tm->tm_mon + 1; + yyDay = tm->tm_mday; + yyTimezone = tzone; + yyDSTmode = DSTmaybe; + yyHour = 0; + yyMinutes = 0; + yySeconds = 0; + 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, yyDSTmode); + if (Start < 0) + return -1; + } else { + Start = nowtime; + 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; +} + + +#if defined(TEST) + +/* ARGSUSED */ +int +main(int argc, char **argv) +{ + time_t d; + + while (*++argv != NULL) { + (void)printf("Input: %s\n", *argv); + d = get_date(*argv); + if (d == -1) + (void)printf("Bad format - couldn't convert.\n"); + else + (void)printf("Output: %s\n", ctime(&d)); + } + exit(0); + /* NOTREACHED */ +} +#endif /* defined(TEST) */ +#line 814 "getdate.c" +/* allocate initial stack or double stack size, up to YYMAXDEPTH */ +static int yygrowstack() +{ + int newsize, i; + short *newss; + YYSTYPE *newvs; + + if ((newsize = yystacksize) == 0) + newsize = YYINITSTACKSIZE; + else if (newsize >= YYMAXDEPTH) + return -1; + else if ((newsize *= 2) > YYMAXDEPTH) + newsize = YYMAXDEPTH; + i = yyssp - yyss; + newss = yyss ? (short *)realloc(yyss, newsize * sizeof *newss) : + (short *)malloc(newsize * sizeof *newss); + if (newss == NULL) + return -1; + yyss = newss; + yyssp = newss + i; + newvs = yyvs ? (YYSTYPE *)realloc(yyvs, newsize * sizeof *newvs) : + (YYSTYPE *)malloc(newsize * sizeof *newvs); + if (newvs == NULL) + return -1; + yyvs = newvs; + yyvsp = newvs + i; + yystacksize = newsize; + yysslim = yyss + newsize - 1; + return 0; +} + +#define YYABORT goto yyabort +#define YYREJECT goto yyabort +#define YYACCEPT goto yyaccept +#define YYERROR goto yyerrlab + +#ifndef YYPARSE_PARAM +#if defined(__cplusplus) || __STDC__ +#define YYPARSE_PARAM_ARG void +#define YYPARSE_PARAM_DECL +#else /* ! ANSI-C/C++ */ +#define YYPARSE_PARAM_ARG +#define YYPARSE_PARAM_DECL +#endif /* ANSI-C/C++ */ +#else /* YYPARSE_PARAM */ +#ifndef YYPARSE_PARAM_TYPE +#define YYPARSE_PARAM_TYPE void * +#endif +#if defined(__cplusplus) || __STDC__ +#define YYPARSE_PARAM_ARG YYPARSE_PARAM_TYPE YYPARSE_PARAM +#define YYPARSE_PARAM_DECL +#else /* ! ANSI-C/C++ */ +#define YYPARSE_PARAM_ARG YYPARSE_PARAM +#define YYPARSE_PARAM_DECL YYPARSE_PARAM_TYPE YYPARSE_PARAM; +#endif /* ANSI-C/C++ */ +#endif /* ! YYPARSE_PARAM */ + +int +yyparse (YYPARSE_PARAM_ARG) + YYPARSE_PARAM_DECL +{ + int yym, yyn, yystate; +#if YYDEBUG + const char *yys; + + if ((yys = getenv("YYDEBUG"))) + { + yyn = *yys; + if (yyn >= '0' && yyn <= '9') + yydebug = yyn - '0'; + } +#endif + + yynerrs = 0; + yyerrflag = 0; + yychar = (-1); + + if (yyss == NULL && yygrowstack()) goto yyoverflow; + yyssp = yyss; + yyvsp = yyvs; + *yyssp = yystate = 0; + +yyloop: + if ((yyn = yydefred[yystate])) 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(lint) || defined(__GNUC__) + goto yynewerror; +#endif +yynewerror: + yyerror("syntax error"); +#if defined(lint) || 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]; + yyval = yyvsp[1-yym]; + switch (yyn) + { +case 3: +#line 108 "getdate.y" +{ yyHaveTime++; } +break; +case 4: +#line 109 "getdate.y" +{ yyHaveZone++; } +break; +case 5: +#line 110 "getdate.y" +{ yyHaveDate++; } +break; +case 6: +#line 111 "getdate.y" +{ yyHaveDay++; } +break; +case 7: +#line 112 "getdate.y" +{ yyHaveRel++; } +break; +case 9: +#line 116 "getdate.y" +{ + /* "7am" */ + yyHour = yyvsp[-1].Number; + if (yyHour == 12) + yyHour = 0; + yyMinutes = 0; + yySeconds = 0; + if (yyvsp[0].Number == tPM) + yyHour += 12; + } +break; +case 10: +#line 126 "getdate.y" +{ + /* "7:12:18" "19:17" */ + } +break; +case 11: +#line 129 "getdate.y" +{ + /* "7:12pm", "12:20:13am" */ + if (yyHour == 12) + yyHour = 0; + if (yyvsp[0].Number == tPM) + yyHour += 12; + } +break; +case 12: +#line 136 "getdate.y" +{ + /* "7:14+0700" */ + yyDSTmode = DSToff; + yyTimezone = - (yyvsp[0].Number % 100 + (yyvsp[0].Number / 100) * 60); + } +break; +case 13: +#line 141 "getdate.y" +{ + /* "19:14:12-0530" */ + yyDSTmode = DSToff; + yyTimezone = + (yyvsp[0].Number % 100 + (yyvsp[0].Number / 100) * 60); + } +break; +case 14: +#line 148 "getdate.y" +{ + yyHour = yyvsp[-2].Number; + yyMinutes = yyvsp[0].Number; + yySeconds = 0; + } +break; +case 15: +#line 153 "getdate.y" +{ + yyHour = yyvsp[-4].Number; + yyMinutes = yyvsp[-2].Number; + yySeconds = yyvsp[0].Number; + } +break; +case 16: +#line 160 "getdate.y" +{ + yyTimezone = yyvsp[0].Number; + yyDSTmode = DSToff; + } +break; +case 17: +#line 164 "getdate.y" +{ + yyTimezone = yyvsp[0].Number; + yyDSTmode = DSTon; + } +break; +case 18: +#line 168 "getdate.y" +{ + yyTimezone = yyvsp[-1].Number; + yyDSTmode = DSTon; + } +break; +case 19: +#line 174 "getdate.y" +{ + yyDayOrdinal = 1; + yyDayNumber = yyvsp[0].Number; + } +break; +case 20: +#line 178 "getdate.y" +{ + /* "tue," "wednesday," */ + yyDayOrdinal = 1; + yyDayNumber = yyvsp[-1].Number; + } +break; +case 21: +#line 183 "getdate.y" +{ + /* "second tues" "3 wed" */ + yyDayOrdinal = yyvsp[-1].Number; + yyDayNumber = yyvsp[0].Number; + } +break; +case 22: +#line 190 "getdate.y" +{ + /* "1/15" */ + yyMonth = yyvsp[-2].Number; + yyDay = yyvsp[0].Number; + } +break; +case 23: +#line 195 "getdate.y" +{ + if (yyvsp[-4].Number >= 13) { + /* First number is big: 2004/01/29, 99/02/17 */ + yyYear = yyvsp[-4].Number; + yyMonth = yyvsp[-2].Number; + yyDay = yyvsp[0].Number; + } else if ((yyvsp[0].Number >= 13) || (yyvsp[-2].Number >= 13)) { + /* Last number is big: 01/07/98 */ + /* Middle number is big: 01/29/04 */ + yyMonth = yyvsp[-4].Number; + yyDay = yyvsp[-2].Number; + yyYear = yyvsp[0].Number; + } else { + /* No significant clues: 02/03/04 */ + yyMonth = yyvsp[-4].Number; + yyDay = yyvsp[-2].Number; + yyYear = yyvsp[0].Number; + } + } +break; +case 24: +#line 214 "getdate.y" +{ + /* ISO 8601 format. yyyy-mm-dd. */ + yyYear = yyvsp[-4].Number; + yyMonth = yyvsp[-2].Number; + yyDay = yyvsp[0].Number; + } +break; +case 25: +#line 220 "getdate.y" +{ + if (yyvsp[-4].Number > 31) { + /* e.g. 1992-Jun-17 */ + yyYear = yyvsp[-4].Number; + yyMonth = yyvsp[-2].Number; + yyDay = yyvsp[0].Number; + } else { + /* e.g. 17-JUN-1992. */ + yyDay = yyvsp[-4].Number; + yyMonth = yyvsp[-2].Number; + yyYear = yyvsp[0].Number; + } + } +break; +case 26: +#line 233 "getdate.y" +{ + /* "May 3" */ + yyMonth = yyvsp[-1].Number; + yyDay = yyvsp[0].Number; + } +break; +case 27: +#line 238 "getdate.y" +{ + /* "June 17, 2001" */ + yyMonth = yyvsp[-3].Number; + yyDay = yyvsp[-2].Number; + yyYear = yyvsp[0].Number; + } +break; +case 28: +#line 244 "getdate.y" +{ + /* "12 Sept" */ + yyDay = yyvsp[-1].Number; + yyMonth = yyvsp[0].Number; + } +break; +case 29: +#line 249 "getdate.y" +{ + /* "12 Sept 1997" */ + yyDay = yyvsp[-2].Number; + yyMonth = yyvsp[-1].Number; + yyYear = yyvsp[0].Number; + } +break; +case 30: +#line 257 "getdate.y" +{ + yyRelSeconds = -yyRelSeconds; + yyRelMonth = -yyRelMonth; + } +break; +case 32: +#line 264 "getdate.y" +{ + /* "-3 hours" */ + yyRelSeconds -= yyvsp[-1].Number * yyvsp[0].Number; + } +break; +case 33: +#line 268 "getdate.y" +{ + /* "+1 minute" */ + yyRelSeconds += yyvsp[-1].Number * yyvsp[0].Number; + } +break; +case 34: +#line 272 "getdate.y" +{ + /* "1 day" */ + yyRelSeconds += yyvsp[-1].Number * yyvsp[0].Number; + } +break; +case 35: +#line 276 "getdate.y" +{ + /* "hour" */ + yyRelSeconds += yyvsp[0].Number; + } +break; +case 36: +#line 280 "getdate.y" +{ + /* "-3 months" */ + yyRelMonth -= yyvsp[-1].Number * yyvsp[0].Number; + } +break; +case 37: +#line 284 "getdate.y" +{ + /* "+5 years" */ + yyRelMonth += yyvsp[-1].Number * yyvsp[0].Number; + } +break; +case 38: +#line 288 "getdate.y" +{ + /* "2 years" */ + yyRelMonth += yyvsp[-1].Number * yyvsp[0].Number; + } +break; +case 39: +#line 292 "getdate.y" +{ + /* "6 months" */ + yyRelMonth += yyvsp[0].Number; + } +break; +case 40: +#line 298 "getdate.y" +{ + if (yyHaveTime && yyHaveDate && !yyHaveRel) + yyYear = yyvsp[0].Number; + else { + if(yyvsp[0].Number>10000) { + /* "20040301" */ + yyHaveDate++; + yyDay= (yyvsp[0].Number)%100; + yyMonth= (yyvsp[0].Number/100)%100; + yyYear = yyvsp[0].Number/10000; + } + else { + /* "513" is same as "5:13" */ + 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; + } + } + } +break; +#line 1315 "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: + return (1); +yyaccept: + return (0); +} |