diff options
Diffstat (limited to 'lib/getdate.c')
| -rw-r--r-- | lib/getdate.c | 3359 |
1 files changed, 0 insertions, 3359 deletions
diff --git a/lib/getdate.c b/lib/getdate.c deleted file mode 100644 index 5b07884..0000000 --- a/lib/getdate.c +++ /dev/null @@ -1,3359 +0,0 @@ -/* A Bison parser, made by GNU Bison 2.3a. */ - -/* Skeleton implementation for Bison's Yacc-like parsers in C - - Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006 - Free Software Foundation, Inc. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2, or (at your option) - any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 51 Franklin Street, Fifth Floor, - Boston, MA 02110-1301, USA. */ - -/* As a special exception, you may create a larger work that contains - part or all of the Bison parser skeleton and distribute that work - under terms of your choice, so long as that work isn't itself a - parser generator using the skeleton or a modified version thereof - as a parser skeleton. Alternatively, if you modify or redistribute - the parser skeleton itself, you may (at your option) remove this - special exception, which will cause the skeleton and the resulting - Bison output files to be licensed under the GNU General Public - License without this special exception. - - This special exception was added by the Free Software Foundation in - version 2.2 of Bison. */ - -/* C LALR(1) parser skeleton written by Richard Stallman, by - simplifying the original so-called "semantic" parser. */ - -/* All symbols defined below should begin with yy or YY, to avoid - infringing on user name space. This should be done even for local - variables, as they might otherwise be expanded by user macros. - There are some unavoidable exceptions within include files to - define necessary library symbols; they are noted "INFRINGES ON - USER NAME SPACE" below. */ - -/* Identify Bison output. */ -#define YYBISON 1 - -/* Bison version. */ -#define YYBISON_VERSION "2.3a" - -/* Skeleton name. */ -#define YYSKELETON_NAME "yacc.c" - -/* Pure parsers. */ -#define YYPURE 1 - -/* Using locations. */ -#define YYLSP_NEEDED 0 - - - -/* Copy the first part of user declarations. */ -/* Line 164 of yacc.c. */ -#line 1 "getdate.y" - -/* Parse a string into an internal time stamp. - - Copyright (C) 1999, 2000, 2002, 2003, 2004, 2005, 2006, 2007 Free Software - Foundation, Inc. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2, or (at your option) - any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software Foundation, - Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ - -/* 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. - - Modified by Paul Eggert <eggert@twinsun.com> in August 1999 to do - the right thing about local DST. Also modified by Paul Eggert - <eggert@cs.ucla.edu> in February 2004 to support - nanosecond-resolution time stamps, and in October 2004 to support - TZ strings in dates. */ - -/* FIXME: Check for arithmetic overflow in all cases, not just - some of them. */ - -#include <config.h> - -#include "getdate.h" -#include "timespec.h" - -/* There's no need to extend the stack, so there's no need to involve - alloca. */ -#define YYSTACK_USE_ALLOCA 0 - -/* Tell Bison how much stack space is needed. 20 should be plenty for - this grammar, which is not right recursive. Beware setting it too - high, since that might cause problems on machines whose - implementations have lame stack-overflow checking. */ -#define YYMAXDEPTH 20 -#define YYINITDEPTH YYMAXDEPTH - -/* Since the code of getdate.y is not included in the Emacs executable - itself, there is no need to #define static in this file. Even if - the code were included in the Emacs executable, it probably - wouldn't do any harm to #undef it here; this will only cause - problems if we try to write to a static variable, which I don't - think this code needs to do. */ -#ifdef emacs -# undef static -#endif - -#include <ctype.h> -#include <limits.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> - -#include "setenv.h" -#include "xalloc.h" - - -/* ISDIGIT differs from isdigit, as follows: - - Its arg may be any int or unsigned int; it need not be an unsigned char - or EOF. - - It's typically faster. - POSIX says that only '0' through '9' are digits. Prefer ISDIGIT to - isdigit unless it's important to use the locale's definition - of `digit' even when the host does not conform to POSIX. */ -#define ISDIGIT(c) ((unsigned int) (c) - '0' <= 9) - -#ifndef __attribute__ -# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 8) || __STRICT_ANSI__ -# define __attribute__(x) -# endif -#endif - -#ifndef ATTRIBUTE_UNUSED -# define ATTRIBUTE_UNUSED __attribute__ ((__unused__)) -#endif - -/* Shift A right by B bits portably, by dividing A by 2**B and - truncating towards minus infinity. A and B should be free of side - effects, and B should be in the range 0 <= B <= INT_BITS - 2, where - INT_BITS is the number of useful bits in an int. GNU code can - assume that INT_BITS is at least 32. - - ISO C99 says that A >> B is implementation-defined if A < 0. Some - implementations (e.g., UNICOS 9.0 on a Cray Y-MP EL) don't shift - right in the usual way when A < 0, so SHR falls back on division if - ordinary A >> B doesn't seem to be the usual signed shift. */ -#define SHR(a, b) \ - (-1 >> 1 == -1 \ - ? (a) >> (b) \ - : (a) / (1 << (b)) - ((a) % (1 << (b)) < 0)) - -#define EPOCH_YEAR 1970 -#define TM_YEAR_BASE 1900 - -#define HOUR(x) ((x) * 60) - -/* An integer value, and the number of digits in its textual - representation. */ -typedef struct -{ - bool negative; - long int value; - size_t digits; -} textint; - -/* An entry in the lexical lookup table. */ -typedef struct -{ - char const *name; - int type; - int value; -} table; - -/* Meridian: am, pm, or 24-hour style. */ -enum { MERam, MERpm, MER24 }; - -enum { BILLION = 1000000000, LOG10_BILLION = 9 }; - -/* Relative times. */ -typedef struct -{ - /* Relative year, month, day, hour, minutes, seconds, and nanoseconds. */ - long int year; - long int month; - long int day; - long int hour; - long int minutes; - long int seconds; - long int ns; -} relative_time; - -#if HAVE_COMPOUND_LITERALS -# define RELATIVE_TIME_0 ((relative_time) { 0, 0, 0, 0, 0, 0, 0 }) -#else -static relative_time const RELATIVE_TIME_0; -#endif - -/* Information passed to and from the parser. */ -typedef struct -{ - /* The input string remaining to be parsed. */ - const char *input; - - /* N, if this is the Nth Tuesday. */ - long int day_ordinal; - - /* Day of week; Sunday is 0. */ - int day_number; - - /* tm_isdst flag for the local zone. */ - int local_isdst; - - /* Time zone, in minutes east of UTC. */ - long int time_zone; - - /* Style used for time. */ - int meridian; - - /* Gregorian year, month, day, hour, minutes, seconds, and nanoseconds. */ - textint year; - long int month; - long int day; - long int hour; - long int minutes; - struct timespec seconds; /* includes nanoseconds */ - - /* Relative year, month, day, hour, minutes, seconds, and nanoseconds. */ - relative_time rel; - - /* Presence or counts of nonterminals of various flavors parsed so far. */ - bool timespec_seen; - bool rels_seen; - size_t dates_seen; - size_t days_seen; - size_t local_zones_seen; - size_t dsts_seen; - size_t times_seen; - size_t zones_seen; - - /* Table of local time zone abbrevations, terminated by a null entry. */ - table local_time_zone_table[3]; -} parser_control; - -union YYSTYPE; -static int yylex (union YYSTYPE *, parser_control *); -static int yyerror (parser_control const *, char const *); -static long int time_zone_hhmm (textint, long int); - - - -/* Enabling traces. */ -#ifndef YYDEBUG -# define YYDEBUG 0 -#endif - -/* Enabling verbose error messages. */ -#ifdef YYERROR_VERBOSE -# undef YYERROR_VERBOSE -# define YYERROR_VERBOSE 1 -#else -# define YYERROR_VERBOSE 0 -#endif - -/* Enabling the token table. */ -#ifndef YYTOKEN_TABLE -# define YYTOKEN_TABLE 0 -#endif - - -/* Tokens. */ -#ifndef YYTOKENTYPE -# define YYTOKENTYPE - /* Put the tokens into the symbol table, so that GDB and other debuggers - know about them. */ - enum yytokentype { - tAGO = 258, - tDST = 259, - tYEAR_UNIT = 260, - tMONTH_UNIT = 261, - tHOUR_UNIT = 262, - tMINUTE_UNIT = 263, - tSEC_UNIT = 264, - tDAY_UNIT = 265, - tDAY = 266, - tDAYZONE = 267, - tLOCAL_ZONE = 268, - tMERIDIAN = 269, - tMONTH = 270, - tORDINAL = 271, - tZONE = 272, - tSNUMBER = 273, - tUNUMBER = 274, - tSDECIMAL_NUMBER = 275, - tUDECIMAL_NUMBER = 276 - }; -#endif -/* Tokens. */ -#define tAGO 258 -#define tDST 259 -#define tYEAR_UNIT 260 -#define tMONTH_UNIT 261 -#define tHOUR_UNIT 262 -#define tMINUTE_UNIT 263 -#define tSEC_UNIT 264 -#define tDAY_UNIT 265 -#define tDAY 266 -#define tDAYZONE 267 -#define tLOCAL_ZONE 268 -#define tMERIDIAN 269 -#define tMONTH 270 -#define tORDINAL 271 -#define tZONE 272 -#define tSNUMBER 273 -#define tUNUMBER 274 -#define tSDECIMAL_NUMBER 275 -#define tUDECIMAL_NUMBER 276 - - - - -#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED -typedef union YYSTYPE -{/* Line 191 of yacc.c. */ -#line 214 "getdate.y" - - long int intval; - textint textintval; - struct timespec timespec; - relative_time rel; -} -/* Line 191 of yacc.c. */ -#line 351 "getdate.c" - YYSTYPE; -# define YYSTYPE_IS_TRIVIAL 1 -# define yystype YYSTYPE /* obsolescent; will be withdrawn */ -# define YYSTYPE_IS_DECLARED 1 -#endif - - - - -/* Copy the second part of user declarations. */ - -/* Line 221 of yacc.c. */ -#line 364 "getdate.c" - -#ifdef short -# undef short -#endif - -#ifdef YYTYPE_UINT8 -typedef YYTYPE_UINT8 yytype_uint8; -#else -typedef unsigned char yytype_uint8; -#endif - -#ifdef YYTYPE_INT8 -typedef YYTYPE_INT8 yytype_int8; -#elif (defined __STDC__ || defined __C99__FUNC__ \ - || defined __cplusplus || defined _MSC_VER) -typedef signed char yytype_int8; -#else -typedef short int yytype_int8; -#endif - -#ifdef YYTYPE_UINT16 -typedef YYTYPE_UINT16 yytype_uint16; -#else -typedef unsigned short int yytype_uint16; -#endif - -#ifdef YYTYPE_INT16 -typedef YYTYPE_INT16 yytype_int16; -#else -typedef short int yytype_int16; -#endif - -#ifndef YYSIZE_T -# ifdef __SIZE_TYPE__ -# define YYSIZE_T __SIZE_TYPE__ -# elif defined size_t -# define YYSIZE_T size_t -# elif ! defined YYSIZE_T && (defined __STDC__ || defined __C99__FUNC__ \ - || defined __cplusplus || defined _MSC_VER) -# include <stddef.h> /* INFRINGES ON USER NAME SPACE */ -# define YYSIZE_T size_t -# else -# define YYSIZE_T unsigned int -# endif -#endif - -#define YYSIZE_MAXIMUM ((YYSIZE_T) -1) - -#ifndef YY_ -# if YYENABLE_NLS -# if ENABLE_NLS -# include <libintl.h> /* INFRINGES ON USER NAME SPACE */ -# define YY_(msgid) dgettext ("bison-runtime", msgid) -# endif -# endif -# ifndef YY_ -# define YY_(msgid) msgid -# endif -#endif - -/* Suppress unused-variable warnings by "using" E. */ -#if ! defined lint || defined __GNUC__ -# define YYUSE(e) ((void) (e)) -#else -# define YYUSE(e) /* empty */ -#endif - -/* Identity function, used to suppress warnings about constant conditions. */ -#ifndef lint -# define YYID(n) (n) -#else -#if (defined __STDC__ || defined __C99__FUNC__ \ - || defined __cplusplus || defined _MSC_VER) -static int -YYID (int yyi) -#else -static int -YYID (yyi) - int yyi; -#endif -{ - return yyi; -} -#endif - -#if ! defined yyoverflow || YYERROR_VERBOSE - -/* The parser invokes alloca or malloc; define the necessary symbols. */ - -# ifdef YYSTACK_USE_ALLOCA -# if YYSTACK_USE_ALLOCA -# ifdef __GNUC__ -# define YYSTACK_ALLOC __builtin_alloca -# elif defined __BUILTIN_VA_ARG_INCR -# include <alloca.h> /* INFRINGES ON USER NAME SPACE */ -# elif defined _AIX -# define YYSTACK_ALLOC __alloca -# elif defined _MSC_VER -# include <malloc.h> /* INFRINGES ON USER NAME SPACE */ -# define alloca _alloca -# else -# define YYSTACK_ALLOC alloca -# if ! defined _ALLOCA_H && ! defined _STDLIB_H && (defined __STDC__ || defined __C99__FUNC__ \ - || defined __cplusplus || defined _MSC_VER) -# include <stdlib.h> /* INFRINGES ON USER NAME SPACE */ -# ifndef _STDLIB_H -# define _STDLIB_H 1 -# endif -# endif -# endif -# endif -# endif - -# ifdef YYSTACK_ALLOC - /* Pacify GCC's `empty if-body' warning. */ -# define YYSTACK_FREE(Ptr) do { /* empty */; } while (YYID (0)) -# ifndef YYSTACK_ALLOC_MAXIMUM - /* The OS might guarantee only one guard page at the bottom of the stack, - and a page size can be as small as 4096 bytes. So we cannot safely - invoke alloca (N) if N exceeds 4096. Use a slightly smaller number - to allow for a few compiler-allocated temporary stack slots. */ -# define YYSTACK_ALLOC_MAXIMUM 4032 /* reasonable circa 2006 */ -# endif -# else -# define YYSTACK_ALLOC YYMALLOC -# define YYSTACK_FREE YYFREE -# ifndef YYSTACK_ALLOC_MAXIMUM -# define YYSTACK_ALLOC_MAXIMUM YYSIZE_MAXIMUM -# endif -# if (defined __cplusplus && ! defined _STDLIB_H \ - && ! ((defined YYMALLOC || defined malloc) \ - && (defined YYFREE || defined free))) -# include <stdlib.h> /* INFRINGES ON USER NAME SPACE */ -# ifndef _STDLIB_H -# define _STDLIB_H 1 -# endif -# endif -# ifndef YYMALLOC -# define YYMALLOC malloc -# if ! defined malloc && ! defined _STDLIB_H && (defined __STDC__ || defined __C99__FUNC__ \ - || defined __cplusplus || defined _MSC_VER) -void *malloc (YYSIZE_T); /* INFRINGES ON USER NAME SPACE */ -# endif -# endif -# ifndef YYFREE -# define YYFREE free -# if ! defined free && ! defined _STDLIB_H && (defined __STDC__ || defined __C99__FUNC__ \ - || defined __cplusplus || defined _MSC_VER) -void free (void *); /* INFRINGES ON USER NAME SPACE */ -# endif -# endif -# endif -#endif /* ! defined yyoverflow || YYERROR_VERBOSE */ - - -#if (! defined yyoverflow \ - && (! defined __cplusplus \ - || (defined YYSTYPE_IS_TRIVIAL && YYSTYPE_IS_TRIVIAL))) - -/* A type that is properly aligned for any stack member. */ -union yyalloc -{ - yytype_int16 yyss; - YYSTYPE yyvs; - }; - -/* The size of the maximum gap between one aligned stack and the next. */ -# define YYSTACK_GAP_MAXIMUM (sizeof (union yyalloc) - 1) - -/* The size of an array large to enough to hold all stacks, each with - N elements. */ -# define YYSTACK_BYTES(N) \ - ((N) * (sizeof (yytype_int16) + sizeof (YYSTYPE)) \ - + YYSTACK_GAP_MAXIMUM) - -/* Copy COUNT objects from FROM to TO. The source and destination do - not overlap. */ -# ifndef YYCOPY -# if defined __GNUC__ && 1 < __GNUC__ -# define YYCOPY(To, From, Count) \ - __builtin_memcpy (To, From, (Count) * sizeof (*(From))) -# else -# define YYCOPY(To, From, Count) \ - do \ - { \ - YYSIZE_T yyi; \ - for (yyi = 0; yyi < (Count); yyi++) \ - (To)[yyi] = (From)[yyi]; \ - } \ - while (YYID (0)) -# endif -# endif - -/* Relocate STACK from its old location to the new one. The - local variables YYSIZE and YYSTACKSIZE give the old and new number of - elements in the stack, and YYPTR gives the new location of the - stack. Advance YYPTR to a properly aligned location for the next - stack. */ -# define YYSTACK_RELOCATE(Stack) \ - do \ - { \ - YYSIZE_T yynewbytes; \ - YYCOPY (&yyptr->Stack, Stack, yysize); \ - Stack = &yyptr->Stack; \ - yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \ - yyptr += yynewbytes / sizeof (*yyptr); \ - } \ - while (YYID (0)) - -#endif - -/* YYFINAL -- State number of the termination state. */ -#define YYFINAL 12 -/* YYLAST -- Last index in YYTABLE. */ -#define YYLAST 91 - -/* YYNTOKENS -- Number of terminals. */ -#define YYNTOKENS 26 -/* YYNNTS -- Number of nonterminals. */ -#define YYNNTS 19 -/* YYNRULES -- Number of rules. */ -#define YYNRULES 78 -/* YYNRULES -- Number of states. */ -#define YYNSTATES 96 - -/* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX. */ -#define YYUNDEFTOK 2 -#define YYMAXUTOK 276 - -#define YYTRANSLATE(YYX) \ - ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK) - -/* YYTRANSLATE[YYLEX] -- Bison symbol number corresponding to YYLEX. */ -static const yytype_uint8 yytranslate[] = -{ - 0, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 24, 2, 2, 25, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 23, 2, - 2, 2, 2, 2, 22, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 1, 2, 3, 4, - 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, - 15, 16, 17, 18, 19, 20, 21 -}; - -#if YYDEBUG -/* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in - YYRHS. */ -static const yytype_uint8 yyprhs[] = -{ - 0, 0, 3, 5, 7, 10, 11, 14, 16, 18, - 20, 22, 24, 26, 28, 31, 36, 42, 49, 57, - 59, 62, 64, 67, 71, 73, 76, 78, 81, 84, - 87, 91, 97, 101, 105, 109, 112, 117, 120, 124, - 127, 129, 132, 135, 137, 140, 143, 145, 148, 151, - 153, 156, 159, 161, 164, 167, 169, 172, 175, 178, - 181, 183, 185, 188, 191, 194, 197, 200, 203, 205, - 207, 209, 211, 213, 215, 217, 218, 221, 222 -}; - -/* YYRHS -- A `-1'-separated list of the rules' RHS. */ -static const yytype_int8 yyrhs[] = -{ - 27, 0, -1, 28, -1, 29, -1, 22, 39, -1, - -1, 29, 30, -1, 31, -1, 32, -1, 33, -1, - 35, -1, 34, -1, 36, -1, 42, -1, 19, 14, - -1, 19, 23, 19, 44, -1, 19, 23, 19, 18, - 43, -1, 19, 23, 19, 23, 41, 44, -1, 19, - 23, 19, 23, 41, 18, 43, -1, 13, -1, 13, - 4, -1, 17, -1, 17, 38, -1, 17, 18, 43, - -1, 12, -1, 17, 4, -1, 11, -1, 11, 24, - -1, 16, 11, -1, 19, 11, -1, 19, 25, 19, - -1, 19, 25, 19, 25, 19, -1, 19, 18, 18, - -1, 19, 15, 18, -1, 15, 18, 18, -1, 15, - 19, -1, 15, 19, 24, 19, -1, 19, 15, -1, - 19, 15, 19, -1, 37, 3, -1, 37, -1, 16, - 5, -1, 19, 5, -1, 5, -1, 16, 6, -1, - 19, 6, -1, 6, -1, 16, 10, -1, 19, 10, - -1, 10, -1, 16, 7, -1, 19, 7, -1, 7, - -1, 16, 8, -1, 19, 8, -1, 8, -1, 16, - 9, -1, 19, 9, -1, 20, 9, -1, 21, 9, - -1, 9, -1, 38, -1, 18, 5, -1, 18, 6, - -1, 18, 10, -1, 18, 7, -1, 18, 8, -1, - 18, 9, -1, 40, -1, 41, -1, 20, -1, 18, - -1, 21, -1, 19, -1, 19, -1, -1, 23, 19, - -1, -1, 14, -1 -}; - -/* YYRLINE[YYN] -- source line where rule number YYN was defined. */ -static const yytype_uint16 yyrline[] = -{ - 0, 240, 240, 241, 245, 252, 254, 258, 260, 262, - 264, 266, 268, 270, 274, 282, 290, 300, 307, 319, - 324, 332, 334, 344, 346, 348, 353, 358, 363, 368, - 376, 381, 401, 408, 416, 424, 429, 435, 440, 449, - 459, 472, 474, 476, 478, 480, 482, 484, 486, 488, - 490, 492, 494, 496, 498, 500, 502, 504, 506, 508, - 510, 512, 516, 518, 520, 522, 524, 526, 530, 530, - 533, 534, 539, 540, 545, 583, 584, 590, 591 -}; -#endif - -#if YYDEBUG || YYERROR_VERBOSE || YYTOKEN_TABLE -/* YYTNAME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM. - First, the terminals, then, starting at YYNTOKENS, nonterminals. */ -static const char *const yytname[] = -{ - "$end", "error", "$undefined", "tAGO", "tDST", "tYEAR_UNIT", - "tMONTH_UNIT", "tHOUR_UNIT", "tMINUTE_UNIT", "tSEC_UNIT", "tDAY_UNIT", - "tDAY", "tDAYZONE", "tLOCAL_ZONE", "tMERIDIAN", "tMONTH", "tORDINAL", - "tZONE", "tSNUMBER", "tUNUMBER", "tSDECIMAL_NUMBER", "tUDECIMAL_NUMBER", - "'@'", "':'", "','", "'/'", "$accept", "spec", "timespec", "items", - "item", "time", "local_zone", "zone", "day", "date", "rel", "relunit", - "relunit_snumber", "seconds", "signed_seconds", "unsigned_seconds", - "number", "o_colon_minutes", "o_merid", 0 -}; -#endif - -# ifdef YYPRINT -/* YYTOKNUM[YYLEX-NUM] -- Internal token number corresponding to - token YYLEX-NUM. */ -static const yytype_uint16 yytoknum[] = -{ - 0, 256, 257, 258, 259, 260, 261, 262, 263, 264, - 265, 266, 267, 268, 269, 270, 271, 272, 273, 274, - 275, 276, 64, 58, 44, 47 -}; -# endif - -/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives. */ -static const yytype_uint8 yyr1[] = -{ - 0, 26, 27, 27, 28, 29, 29, 30, 30, 30, - 30, 30, 30, 30, 31, 31, 31, 31, 31, 32, - 32, 33, 33, 33, 33, 33, 34, 34, 34, 34, - 35, 35, 35, 35, 35, 35, 35, 35, 35, 36, - 36, 37, 37, 37, 37, 37, 37, 37, 37, 37, - 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, - 37, 37, 38, 38, 38, 38, 38, 38, 39, 39, - 40, 40, 41, 41, 42, 43, 43, 44, 44 -}; - -/* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN. */ -static const yytype_uint8 yyr2[] = -{ - 0, 2, 1, 1, 2, 0, 2, 1, 1, 1, - 1, 1, 1, 1, 2, 4, 5, 6, 7, 1, - 2, 1, 2, 3, 1, 2, 1, 2, 2, 2, - 3, 5, 3, 3, 3, 2, 4, 2, 3, 2, - 1, 2, 2, 1, 2, 2, 1, 2, 2, 1, - 2, 2, 1, 2, 2, 1, 2, 2, 2, 2, - 1, 1, 2, 2, 2, 2, 2, 2, 1, 1, - 1, 1, 1, 1, 1, 0, 2, 0, 1 -}; - -/* YYDEFACT[STATE-NAME] -- Default rule to reduce with in state - STATE-NUM when YYTABLE doesn't specify something else to do. Zero - means the default is an error. */ -static const yytype_uint8 yydefact[] = -{ - 5, 0, 0, 2, 3, 71, 73, 70, 72, 4, - 68, 69, 1, 43, 46, 52, 55, 60, 49, 26, - 24, 19, 0, 0, 21, 0, 74, 0, 0, 6, - 7, 8, 9, 11, 10, 12, 40, 61, 13, 27, - 20, 0, 35, 41, 44, 50, 53, 56, 47, 28, - 25, 75, 22, 62, 63, 65, 66, 67, 64, 42, - 45, 51, 54, 57, 48, 29, 14, 37, 0, 0, - 0, 58, 59, 39, 34, 0, 0, 23, 33, 38, - 32, 77, 30, 36, 76, 78, 75, 0, 15, 0, - 16, 77, 31, 75, 17, 18 -}; - -/* YYDEFGOTO[NTERM-NUM]. */ -static const yytype_int8 yydefgoto[] = -{ - -1, 2, 3, 4, 29, 30, 31, 32, 33, 34, - 35, 36, 37, 9, 10, 11, 38, 77, 88 -}; - -/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing - STATE-NUM. */ -#define YYPACT_NINF -79 -static const yytype_int8 yypact[] = -{ - -10, 47, 27, -79, 25, -79, -79, -79, -79, -79, - -79, -79, -79, -79, -79, -79, -79, -79, -79, 5, - -79, 59, 43, 42, 10, 49, -5, 62, 63, -79, - -79, -79, -79, -79, -79, -79, 70, -79, -79, -79, - -79, 56, 52, -79, -79, -79, -79, -79, -79, -79, - -79, 16, -79, -79, -79, -79, -79, -79, -79, -79, - -79, -79, -79, -79, -79, -79, -79, 51, 57, 58, - 60, -79, -79, -79, -79, 61, 64, -79, -79, -79, - -79, -7, 53, -79, -79, -79, 65, -2, -79, 66, - -79, 46, -79, 65, -79, -79 -}; - -/* YYPGOTO[NTERM-NUM]. */ -static const yytype_int8 yypgoto[] = -{ - -79, -79, -79, -79, -79, -79, -79, -79, -79, -79, - -79, -79, 67, -79, -79, -6, -79, -78, -9 -}; - -/* YYTABLE[YYPACT[STATE-NUM]]. What to do in state STATE-NUM. If - positive, shift that token. If negative, reduce the rule which - number is the opposite. If zero, do what YYDEFACT says. - If YYTABLE_NINF, syntax error. */ -#define YYTABLE_NINF -1 -static const yytype_uint8 yytable[] = -{ - 59, 60, 61, 62, 63, 64, 65, 85, 90, 66, - 67, 86, 1, 68, 50, 95, 87, 6, 69, 8, - 70, 53, 54, 55, 56, 57, 58, 12, 51, 39, - 13, 14, 15, 16, 17, 18, 19, 20, 21, 76, - 22, 23, 24, 25, 26, 27, 28, 43, 44, 45, - 46, 47, 48, 49, 53, 54, 55, 56, 57, 58, - 85, 41, 42, 40, 93, 5, 6, 7, 8, 78, - 79, 71, 72, 73, 74, 80, 75, 81, 89, 82, - 83, 91, 94, 84, 0, 92, 0, 0, 76, 0, - 0, 52 -}; - -static const yytype_int8 yycheck[] = -{ - 5, 6, 7, 8, 9, 10, 11, 14, 86, 14, - 15, 18, 22, 18, 4, 93, 23, 19, 23, 21, - 25, 5, 6, 7, 8, 9, 10, 0, 18, 24, - 5, 6, 7, 8, 9, 10, 11, 12, 13, 23, - 15, 16, 17, 18, 19, 20, 21, 5, 6, 7, - 8, 9, 10, 11, 5, 6, 7, 8, 9, 10, - 14, 18, 19, 4, 18, 18, 19, 20, 21, 18, - 19, 9, 9, 3, 18, 18, 24, 19, 25, 19, - 19, 87, 91, 19, -1, 19, -1, -1, 23, -1, - -1, 24 -}; - -/* YYSTOS[STATE-NUM] -- The (internal number of the) accessing - symbol of state STATE-NUM. */ -static const yytype_uint8 yystos[] = -{ - 0, 22, 27, 28, 29, 18, 19, 20, 21, 39, - 40, 41, 0, 5, 6, 7, 8, 9, 10, 11, - 12, 13, 15, 16, 17, 18, 19, 20, 21, 30, - 31, 32, 33, 34, 35, 36, 37, 38, 42, 24, - 4, 18, 19, 5, 6, 7, 8, 9, 10, 11, - 4, 18, 38, 5, 6, 7, 8, 9, 10, 5, - 6, 7, 8, 9, 10, 11, 14, 15, 18, 23, - 25, 9, 9, 3, 18, 24, 23, 43, 18, 19, - 18, 19, 19, 19, 19, 14, 18, 23, 44, 25, - 43, 41, 19, 18, 44, 43 -}; - -#define yyerrok (yyerrstatus = 0) -#define yyclearin (yychar = YYEMPTY) -#define YYEMPTY (-2) -#define YYEOF 0 - -#define YYACCEPT goto yyacceptlab -#define YYABORT goto yyabortlab -#define YYERROR goto yyerrorlab - - -/* Like YYERROR except do call yyerror. This remains here temporarily - to ease the transition to the new meaning of YYERROR, for GCC. - Once GCC version 2 has supplanted version 1, this can go. */ - -#define YYFAIL goto yyerrlab - -#define YYRECOVERING() (!!yyerrstatus) - -#define YYBACKUP(Token, Value) \ -do \ - if (yychar == YYEMPTY && yylen == 1) \ - { \ - yychar = (Token); \ - yylval = (Value); \ - yytoken = YYTRANSLATE (yychar); \ - YYPOPSTACK (1); \ - goto yybackup; \ - } \ - else \ - { \ - yyerror (pc, YY_("syntax error: cannot back up")); \ - YYERROR; \ - } \ -while (YYID (0)) - - -#define YYTERROR 1 -#define YYERRCODE 256 - - -/* YYLLOC_DEFAULT -- Set CURRENT to span from RHS[1] to RHS[N]. - If N is 0, then set CURRENT to the empty location which ends - the previous symbol: RHS[0] (always defined). */ - -#define YYRHSLOC(Rhs, K) ((Rhs)[K]) -#ifndef YYLLOC_DEFAULT -# define YYLLOC_DEFAULT(Current, Rhs, N) \ - do \ - if (YYID (N)) \ - { \ - (Current).first_line = YYRHSLOC (Rhs, 1).first_line; \ - (Current).first_column = YYRHSLOC (Rhs, 1).first_column; \ - (Current).last_line = YYRHSLOC (Rhs, N).last_line; \ - (Current).last_column = YYRHSLOC (Rhs, N).last_column; \ - } \ - else \ - { \ - (Current).first_line = (Current).last_line = \ - YYRHSLOC (Rhs, 0).last_line; \ - (Current).first_column = (Current).last_column = \ - YYRHSLOC (Rhs, 0).last_column; \ - } \ - while (YYID (0)) -#endif - - -/* YY_LOCATION_PRINT -- Print the location on the stream. - This macro was not mandated originally: define only if we know - we won't break user code: when these are the locations we know. */ - -#ifndef YY_LOCATION_PRINT -# if YYLTYPE_IS_TRIVIAL -# define YY_LOCATION_PRINT(File, Loc) \ - fprintf (File, "%d.%d-%d.%d", \ - (Loc).first_line, (Loc).first_column, \ - (Loc).last_line, (Loc).last_column) -# else -# define YY_LOCATION_PRINT(File, Loc) ((void) 0) -# endif -#endif - - -/* YYLEX -- calling `yylex' with the right arguments. */ - -#ifdef YYLEX_PARAM -# define YYLEX yylex (&yylval, YYLEX_PARAM) -#else -# define YYLEX yylex (&yylval, pc) -#endif - -/* Enable debugging if requested. */ -#if YYDEBUG - -# ifndef YYFPRINTF -# include <stdio.h> /* INFRINGES ON USER NAME SPACE */ -# define YYFPRINTF fprintf -# endif - -# define YYDPRINTF(Args) \ -do { \ - if (yydebug) \ - YYFPRINTF Args; \ -} while (YYID (0)) - -# define YY_SYMBOL_PRINT(Title, Type, Value, Location) \ -do { \ - if (yydebug) \ - { \ - YYFPRINTF (stderr, "%s ", Title); \ - yy_symbol_print (stderr, \ - Type, Value, pc); \ - YYFPRINTF (stderr, "\n"); \ - } \ -} while (YYID (0)) - - -/*--------------------------------. -| Print this symbol on YYOUTPUT. | -`--------------------------------*/ - -/*ARGSUSED*/ -#if (defined __STDC__ || defined __C99__FUNC__ \ - || defined __cplusplus || defined _MSC_VER) -static void -yy_symbol_value_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep, parser_control *pc) -#else -static void -yy_symbol_value_print (yyoutput, yytype, yyvaluep, pc) - FILE *yyoutput; - int yytype; - YYSTYPE const * const yyvaluep; - parser_control *pc; -#endif -{ - if (!yyvaluep) - return; - YYUSE (pc); -# ifdef YYPRINT - if (yytype < YYNTOKENS) - YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep); -# else - YYUSE (yyoutput); -# endif - switch (yytype) - { - default: - break; - } -} - - -/*--------------------------------. -| Print this symbol on YYOUTPUT. | -`--------------------------------*/ - -#if (defined __STDC__ || defined __C99__FUNC__ \ - || defined __cplusplus || defined _MSC_VER) -static void -yy_symbol_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep, parser_control *pc) -#else -static void -yy_symbol_print (yyoutput, yytype, yyvaluep, pc) - FILE *yyoutput; - int yytype; - YYSTYPE const * const yyvaluep; - parser_control *pc; -#endif -{ - if (yytype < YYNTOKENS) - YYFPRINTF (yyoutput, "token %s (", yytname[yytype]); - else - YYFPRINTF (yyoutput, "nterm %s (", yytname[yytype]); - - yy_symbol_value_print (yyoutput, yytype, yyvaluep, pc); - YYFPRINTF (yyoutput, ")"); -} - -/*------------------------------------------------------------------. -| yy_stack_print -- Print the state stack from its BOTTOM up to its | -| TOP (included). | -`------------------------------------------------------------------*/ - -#if (defined __STDC__ || defined __C99__FUNC__ \ - || defined __cplusplus || defined _MSC_VER) -static void -yy_stack_print (yytype_int16 *yybottom, yytype_int16 *yytop) -#else -static void -yy_stack_print (yybottom, yytop) - yytype_int16 *yybottom; - yytype_int16 *yytop; -#endif -{ - YYFPRINTF (stderr, "Stack now"); - for (; yybottom <= yytop; yybottom++) - { - int yybot = *yybottom; - YYFPRINTF (stderr, " %d", yybot); - } - YYFPRINTF (stderr, "\n"); -} - -# define YY_STACK_PRINT(Bottom, Top) \ -do { \ - if (yydebug) \ - yy_stack_print ((Bottom), (Top)); \ -} while (YYID (0)) - - -/*------------------------------------------------. -| Report that the YYRULE is going to be reduced. | -`------------------------------------------------*/ - -#if (defined __STDC__ || defined __C99__FUNC__ \ - || defined __cplusplus || defined _MSC_VER) -static void -yy_reduce_print (YYSTYPE *yyvsp, int yyrule, parser_control *pc) -#else -static void -yy_reduce_print (yyvsp, yyrule, pc) - YYSTYPE *yyvsp; - int yyrule; - parser_control *pc; -#endif -{ - int yynrhs = yyr2[yyrule]; - int yyi; - unsigned long int yylno = yyrline[yyrule]; - YYFPRINTF (stderr, "Reducing stack by rule %d (line %lu):\n", - yyrule - 1, yylno); - /* The symbols being reduced. */ - for (yyi = 0; yyi < yynrhs; yyi++) - { - fprintf (stderr, " $%d = ", yyi + 1); - yy_symbol_print (stderr, yyrhs[yyprhs[yyrule] + yyi], - &(yyvsp[(yyi + 1) - (yynrhs)]) - , pc); - fprintf (stderr, "\n"); - } -} - -# define YY_REDUCE_PRINT(Rule) \ -do { \ - if (yydebug) \ - yy_reduce_print (yyvsp, Rule, pc); \ -} while (YYID (0)) - -/* Nonzero means print parse trace. It is left uninitialized so that - multiple parsers can coexist. */ -int yydebug; -#else /* !YYDEBUG */ -# define YYDPRINTF(Args) -# define YY_SYMBOL_PRINT(Title, Type, Value, Location) -# define YY_STACK_PRINT(Bottom, Top) -# define YY_REDUCE_PRINT(Rule) -#endif /* !YYDEBUG */ - - -/* YYINITDEPTH -- initial size of the parser's stacks. */ -#ifndef YYINITDEPTH -# define YYINITDEPTH 200 -#endif - -/* YYMAXDEPTH -- maximum size the stacks can grow to (effective only - if the built-in stack extension method is used). - - Do not make this value too large; the results are undefined if - YYSTACK_ALLOC_MAXIMUM < YYSTACK_BYTES (YYMAXDEPTH) - evaluated with infinite-precision integer arithmetic. */ - -#ifndef YYMAXDEPTH -# define YYMAXDEPTH 10000 -#endif - - - -#if YYERROR_VERBOSE - -# ifndef yystrlen -# if defined __GLIBC__ && defined _STRING_H -# define yystrlen strlen -# else -/* Return the length of YYSTR. */ -#if (defined __STDC__ || defined __C99__FUNC__ \ - || defined __cplusplus || defined _MSC_VER) -static YYSIZE_T -yystrlen (const char *yystr) -#else -static YYSIZE_T -yystrlen (yystr) - const char *yystr; -#endif -{ - YYSIZE_T yylen; - for (yylen = 0; yystr[yylen]; yylen++) - continue; - return yylen; -} -# endif -# endif - -# ifndef yystpcpy -# if defined __GLIBC__ && defined _STRING_H && defined _GNU_SOURCE -# define yystpcpy stpcpy -# else -/* Copy YYSRC to YYDEST, returning the address of the terminating '\0' in - YYDEST. */ -#if (defined __STDC__ || defined __C99__FUNC__ \ - || defined __cplusplus || defined _MSC_VER) -static char * -yystpcpy (char *yydest, const char *yysrc) -#else -static char * -yystpcpy (yydest, yysrc) - char *yydest; - const char *yysrc; -#endif -{ - char *yyd = yydest; - const char *yys = yysrc; - - while ((*yyd++ = *yys++) != '\0') - continue; - - return yyd - 1; -} -# endif -# endif - -# ifndef yytnamerr -/* Copy to YYRES the contents of YYSTR after stripping away unnecessary - quotes and backslashes, so that it's suitable for yyerror. The - heuristic is that double-quoting is unnecessary unless the string - contains an apostrophe, a comma, or backslash (other than - backslash-backslash). YYSTR is taken from yytname. If YYRES is - null, do not copy; instead, return the length of what the result - would have been. */ -static YYSIZE_T -yytnamerr (char *yyres, const char *yystr) -{ - if (*yystr == '"') - { - YYSIZE_T yyn = 0; - char const *yyp = yystr; - - for (;;) - switch (*++yyp) - { - case '\'': - case ',': - goto do_not_strip_quotes; - - case '\\': - if (*++yyp != '\\') - goto do_not_strip_quotes; - /* Fall through. */ - default: - if (yyres) - yyres[yyn] = *yyp; - yyn++; - break; - - case '"': - if (yyres) - yyres[yyn] = '\0'; - return yyn; - } - do_not_strip_quotes: ; - } - - if (! yyres) - return yystrlen (yystr); - - return yystpcpy (yyres, yystr) - yyres; -} -# endif - -/* Copy into YYRESULT an error message about the unexpected token - YYCHAR while in state YYSTATE. Return the number of bytes copied, - including the terminating null byte. If YYRESULT is null, do not - copy anything; just return the number of bytes that would be - copied. As a special case, return 0 if an ordinary "syntax error" - message will do. Return YYSIZE_MAXIMUM if overflow occurs during - size calculation. */ -static YYSIZE_T -yysyntax_error (char *yyresult, int yystate, int yychar) -{ - int yyn = yypact[yystate]; - - if (! (YYPACT_NINF < yyn && yyn <= YYLAST)) - return 0; - else - { - int yytype = YYTRANSLATE (yychar); - YYSIZE_T yysize0 = yytnamerr (0, yytname[yytype]); - YYSIZE_T yysize = yysize0; - YYSIZE_T yysize1; - int yysize_overflow = 0; - enum { YYERROR_VERBOSE_ARGS_MAXIMUM = 5 }; - char const *yyarg[YYERROR_VERBOSE_ARGS_MAXIMUM]; - int yyx; - -# if 0 - /* This is so xgettext sees the translatable formats that are - constructed on the fly. */ - YY_("syntax error, unexpected %s"); - YY_("syntax error, unexpected %s, expecting %s"); - YY_("syntax error, unexpected %s, expecting %s or %s"); - YY_("syntax error, unexpected %s, expecting %s or %s or %s"); - YY_("syntax error, unexpected %s, expecting %s or %s or %s or %s"); -# endif - char *yyfmt; - char const *yyf; - static char const yyunexpected[] = "syntax error, unexpected %s"; - static char const yyexpecting[] = ", expecting %s"; - static char const yyor[] = " or %s"; - char yyformat[sizeof yyunexpected - + sizeof yyexpecting - 1 - + ((YYERROR_VERBOSE_ARGS_MAXIMUM - 2) - * (sizeof yyor - 1))]; - char const *yyprefix = yyexpecting; - - /* Start YYX at -YYN if negative to avoid negative indexes in - YYCHECK. */ - int yyxbegin = yyn < 0 ? -yyn : 0; - - /* Stay within bounds of both yycheck and yytname. */ - int yychecklim = YYLAST - yyn + 1; - int yyxend = yychecklim < YYNTOKENS ? yychecklim : YYNTOKENS; - int yycount = 1; - - yyarg[0] = yytname[yytype]; - yyfmt = yystpcpy (yyformat, yyunexpected); - - for (yyx = yyxbegin; yyx < yyxend; ++yyx) - if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR) - { - if (yycount == YYERROR_VERBOSE_ARGS_MAXIMUM) - { - yycount = 1; - yysize = yysize0; - yyformat[sizeof yyunexpected - 1] = '\0'; - break; - } - yyarg[yycount++] = yytname[yyx]; - yysize1 = yysize + yytnamerr (0, yytname[yyx]); - yysize_overflow |= (yysize1 < yysize); - yysize = yysize1; - yyfmt = yystpcpy (yyfmt, yyprefix); - yyprefix = yyor; - } - - yyf = YY_(yyformat); - yysize1 = yysize + yystrlen (yyf); - yysize_overflow |= (yysize1 < yysize); - yysize = yysize1; - - if (yysize_overflow) - return YYSIZE_MAXIMUM; - - if (yyresult) - { - /* Avoid sprintf, as that infringes on the user's name space. - Don't have undefined behavior even if the translation - produced a string with the wrong number of "%s"s. */ - char *yyp = yyresult; - int yyi = 0; - while ((*yyp = *yyf) != '\0') - { - if (*yyp == '%' && yyf[1] == 's' && yyi < yycount) - { - yyp += yytnamerr (yyp, yyarg[yyi++]); - yyf += 2; - } - else - { - yyp++; - yyf++; - } - } - } - return yysize; - } -} -#endif /* YYERROR_VERBOSE */ - - -/*-----------------------------------------------. -| Release the memory associated to this symbol. | -`-----------------------------------------------*/ - -/*ARGSUSED*/ -#if (defined __STDC__ || defined __C99__FUNC__ \ - || defined __cplusplus || defined _MSC_VER) -static void -yydestruct (const char *yymsg, int yytype, YYSTYPE *yyvaluep, parser_control *pc) -#else -static void -yydestruct (yymsg, yytype, yyvaluep, pc) - const char *yymsg; - int yytype; - YYSTYPE *yyvaluep; - parser_control *pc; -#endif -{ - YYUSE (yyvaluep); - YYUSE (pc); - - if (!yymsg) - yymsg = "Deleting"; - YY_SYMBOL_PRINT (yymsg, yytype, yyvaluep, yylocationp); - - switch (yytype) - { - - default: - break; - } -} - - -/* Prevent warnings from -Wmissing-prototypes. */ - -#ifdef YYPARSE_PARAM -#if defined __STDC__ || defined __cplusplus -int yyparse (void *YYPARSE_PARAM); -#else -int yyparse (); -#endif -#else /* ! YYPARSE_PARAM */ -#if defined __STDC__ || defined __cplusplus -int yyparse (parser_control *pc); -#else -int yyparse (); -#endif -#endif /* ! YYPARSE_PARAM */ - - - - - - -/*----------. -| yyparse. | -`----------*/ - -#ifdef YYPARSE_PARAM -#if (defined __STDC__ || defined __C99__FUNC__ \ - || defined __cplusplus || defined _MSC_VER) -int -yyparse (void *YYPARSE_PARAM) -#else -int -yyparse (YYPARSE_PARAM) - void *YYPARSE_PARAM; -#endif -#else /* ! YYPARSE_PARAM */ -#if (defined __STDC__ || defined __C99__FUNC__ \ - || defined __cplusplus || defined _MSC_VER) -int -yyparse (parser_control *pc) -#else -int -yyparse (pc) - parser_control *pc; -#endif -#endif -{ - /* The lookahead symbol. */ -int yychar; - -/* The semantic value of the lookahead symbol. */ -YYSTYPE yylval; - -/* Number of syntax errors so far. */ -int yynerrs; - - int yystate; - int yyn; - int yyresult; - /* Number of tokens to shift before error messages enabled. */ - int yyerrstatus; - /* Lookahead token as an internal (translated) token number. */ - int yytoken = 0; -#if YYERROR_VERBOSE - /* Buffer for error messages, and its allocated size. */ - char yymsgbuf[128]; - char *yymsg = yymsgbuf; - YYSIZE_T yymsg_alloc = sizeof yymsgbuf; -#endif - - /* Three stacks and their tools: - `yyss': related to states, - `yyvs': related to semantic values, - `yyls': related to locations. - - Refer to the stacks thru separate pointers, to allow yyoverflow - to reallocate them elsewhere. */ - - /* The state stack. */ - yytype_int16 yyssa[YYINITDEPTH]; - yytype_int16 *yyss = yyssa; - yytype_int16 *yyssp; - - /* The semantic value stack. */ - YYSTYPE yyvsa[YYINITDEPTH]; - YYSTYPE *yyvs = yyvsa; - YYSTYPE *yyvsp; - - - -#define YYPOPSTACK(N) (yyvsp -= (N), yyssp -= (N)) - - YYSIZE_T yystacksize = YYINITDEPTH; - - /* The variables used to return semantic value and location from the - action routines. */ - YYSTYPE yyval; - - - /* The number of symbols on the RHS of the reduced rule. - Keep to zero when no symbol should be popped. */ - int yylen = 0; - - YYDPRINTF ((stderr, "Starting parse\n")); - - yystate = 0; - yyerrstatus = 0; - yynerrs = 0; - yychar = YYEMPTY; /* Cause a token to be read. */ - - /* Initialize stack pointers. - Waste one element of value and location stack - so that they stay on the same level as the state stack. - The wasted elements are never initialized. */ - - yyssp = yyss; - yyvsp = yyvs; - - goto yysetstate; - -/*------------------------------------------------------------. -| yynewstate -- Push a new state, which is found in yystate. | -`------------------------------------------------------------*/ - yynewstate: - /* In all cases, when you get here, the value and location stacks - have just been pushed. So pushing a state here evens the stacks. */ - yyssp++; - - yysetstate: - *yyssp = yystate; - - if (yyss + yystacksize - 1 <= yyssp) - { - /* Get the current used size of the three stacks, in elements. */ - YYSIZE_T yysize = yyssp - yyss + 1; - -#ifdef yyoverflow - { - /* Give user a chance to reallocate the stack. Use copies of - these so that the &'s don't force the real ones into - memory. */ - YYSTYPE *yyvs1 = yyvs; - yytype_int16 *yyss1 = yyss; - - - /* Each stack pointer address is followed by the size of the - data in use in that stack, in bytes. This used to be a - conditional around just the two extra args, but that might - be undefined if yyoverflow is a macro. */ - yyoverflow (YY_("memory exhausted"), - &yyss1, yysize * sizeof (*yyssp), - &yyvs1, yysize * sizeof (*yyvsp), - - &yystacksize); - - yyss = yyss1; - yyvs = yyvs1; - } -#else /* no yyoverflow */ -# ifndef YYSTACK_RELOCATE - goto yyexhaustedlab; -# else - /* Extend the stack our own way. */ - if (YYMAXDEPTH <= yystacksize) - goto yyexhaustedlab; - yystacksize *= 2; - if (YYMAXDEPTH < yystacksize) - yystacksize = YYMAXDEPTH; - - { - yytype_int16 *yyss1 = yyss; - union yyalloc *yyptr = - (union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize)); - if (! yyptr) - goto yyexhaustedlab; - YYSTACK_RELOCATE (yyss); - YYSTACK_RELOCATE (yyvs); - -# undef YYSTACK_RELOCATE - if (yyss1 != yyssa) - YYSTACK_FREE (yyss1); - } -# endif -#endif /* no yyoverflow */ - - yyssp = yyss + yysize - 1; - yyvsp = yyvs + yysize - 1; - - - YYDPRINTF ((stderr, "Stack size increased to %lu\n", - (unsigned long int) yystacksize)); - - if (yyss + yystacksize - 1 <= yyssp) - YYABORT; - } - - YYDPRINTF ((stderr, "Entering state %d\n", yystate)); - - if (yystate == YYFINAL) - YYACCEPT; - - goto yybackup; - -/*-----------. -| yybackup. | -`-----------*/ -yybackup: - - /* Do appropriate processing given the current state. Read a - lookahead token if we need one and don't already have one. */ - - /* First try to decide what to do without reference to lookahead token. */ - yyn = yypact[yystate]; - if (yyn == YYPACT_NINF) - goto yydefault; - - /* Not known => get a lookahead token if don't already have one. */ - - /* YYCHAR is either YYEMPTY or YYEOF or a valid lookahead symbol. */ - if (yychar == YYEMPTY) - { - YYDPRINTF ((stderr, "Reading a token: ")); - yychar = YYLEX; - } - - if (yychar <= YYEOF) - { - yychar = yytoken = YYEOF; - YYDPRINTF ((stderr, "Now at end of input.\n")); - } - else - { - yytoken = YYTRANSLATE (yychar); - YY_SYMBOL_PRINT ("Next token is", yytoken, &yylval, &yylloc); - } - - /* If the proper action on seeing token YYTOKEN is to reduce or to - detect an error, take that action. */ - yyn += yytoken; - if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yytoken) - goto yydefault; - yyn = yytable[yyn]; - if (yyn <= 0) - { - if (yyn == 0 || yyn == YYTABLE_NINF) - goto yyerrlab; - yyn = -yyn; - goto yyreduce; - } - - /* Count tokens shifted since error; after three, turn off error - status. */ - if (yyerrstatus) - yyerrstatus--; - - /* Shift the lookahead token. */ - YY_SYMBOL_PRINT ("Shifting", yytoken, &yylval, &yylloc); - - /* Discard the shifted token. */ - yychar = YYEMPTY; - - yystate = yyn; - *++yyvsp = yylval; - - goto yynewstate; - - -/*-----------------------------------------------------------. -| yydefault -- do the default action for the current state. | -`-----------------------------------------------------------*/ -yydefault: - yyn = yydefact[yystate]; - if (yyn == 0) - goto yyerrlab; - goto yyreduce; - - -/*-----------------------------. -| yyreduce -- Do a reduction. | -`-----------------------------*/ -yyreduce: - /* yyn is the number of a rule to reduce with. */ - yylen = yyr2[yyn]; - - /* If YYLEN is nonzero, implement the default value of the action: - `$$ = $1'. - - Otherwise, the following line sets YYVAL to garbage. - This behavior is undocumented and Bison - users should not rely upon it. Assigning to YYVAL - unconditionally makes the parser a bit smaller, and it avoids a - GCC warning that YYVAL may be used uninitialized. */ - yyval = yyvsp[1-yylen]; - - - YY_REDUCE_PRINT (yyn); - switch (yyn) - { - case 4: -/* Line 1269 of yacc.c. */ -#line 246 "getdate.y" - { - pc->seconds = (yyvsp[(2) - (2)].timespec); - pc->timespec_seen = true; - } - break; - - case 7: -/* Line 1269 of yacc.c. */ -#line 259 "getdate.y" - { pc->times_seen++; } - break; - - case 8: -/* Line 1269 of yacc.c. */ -#line 261 "getdate.y" - { pc->local_zones_seen++; } - break; - - case 9: -/* Line 1269 of yacc.c. */ -#line 263 "getdate.y" - { pc->zones_seen++; } - break; - - case 10: -/* Line 1269 of yacc.c. */ -#line 265 "getdate.y" - { pc->dates_seen++; } - break; - - case 11: -/* Line 1269 of yacc.c. */ -#line 267 "getdate.y" - { pc->days_seen++; } - break; - - case 12: -/* Line 1269 of yacc.c. */ -#line 269 "getdate.y" - { pc->rels_seen = true; } - break; - - case 14: -/* Line 1269 of yacc.c. */ -#line 275 "getdate.y" - { - pc->hour = (yyvsp[(1) - (2)].textintval).value; - pc->minutes = 0; - pc->seconds.tv_sec = 0; - pc->seconds.tv_nsec = 0; - pc->meridian = (yyvsp[(2) - (2)].intval); - } - break; - - case 15: -/* Line 1269 of yacc.c. */ -#line 283 "getdate.y" - { - pc->hour = (yyvsp[(1) - (4)].textintval).value; - pc->minutes = (yyvsp[(3) - (4)].textintval).value; - pc->seconds.tv_sec = 0; - pc->seconds.tv_nsec = 0; - pc->meridian = (yyvsp[(4) - (4)].intval); - } - break; - - case 16: -/* Line 1269 of yacc.c. */ -#line 291 "getdate.y" - { - pc->hour = (yyvsp[(1) - (5)].textintval).value; - pc->minutes = (yyvsp[(3) - (5)].textintval).value; - pc->seconds.tv_sec = 0; - pc->seconds.tv_nsec = 0; - pc->meridian = MER24; - pc->zones_seen++; - pc->time_zone = time_zone_hhmm ((yyvsp[(4) - (5)].textintval), (yyvsp[(5) - (5)].intval)); - } - break; - - case 17: -/* Line 1269 of yacc.c. */ -#line 301 "getdate.y" - { - pc->hour = (yyvsp[(1) - (6)].textintval).value; - pc->minutes = (yyvsp[(3) - (6)].textintval).value; - pc->seconds = (yyvsp[(5) - (6)].timespec); - pc->meridian = (yyvsp[(6) - (6)].intval); - } - break; - - case 18: -/* Line 1269 of yacc.c. */ -#line 308 "getdate.y" - { - pc->hour = (yyvsp[(1) - (7)].textintval).value; - pc->minutes = (yyvsp[(3) - (7)].textintval).value; - pc->seconds = (yyvsp[(5) - (7)].timespec); - pc->meridian = MER24; - pc->zones_seen++; - pc->time_zone = time_zone_hhmm ((yyvsp[(6) - (7)].textintval), (yyvsp[(7) - (7)].intval)); - } - break; - - case 19: -/* Line 1269 of yacc.c. */ -#line 320 "getdate.y" - { - pc->local_isdst = (yyvsp[(1) - (1)].intval); - pc->dsts_seen += (0 < (yyvsp[(1) - (1)].intval)); - } - break; - - case 20: -/* Line 1269 of yacc.c. */ -#line 325 "getdate.y" - { - pc->local_isdst = 1; - pc->dsts_seen += (0 < (yyvsp[(1) - (2)].intval)) + 1; - } - break; - - case 21: -/* Line 1269 of yacc.c. */ -#line 333 "getdate.y" - { pc->time_zone = (yyvsp[(1) - (1)].intval); } - break; - - case 22: -/* Line 1269 of yacc.c. */ -#line 335 "getdate.y" - { pc->time_zone = (yyvsp[(1) - (2)].intval); - pc->rel.ns += (yyvsp[(2) - (2)].rel).ns; - pc->rel.seconds += (yyvsp[(2) - (2)].rel).seconds; - pc->rel.minutes += (yyvsp[(2) - (2)].rel).minutes; - pc->rel.hour += (yyvsp[(2) - (2)].rel).hour; - pc->rel.day += (yyvsp[(2) - (2)].rel).day; - pc->rel.month += (yyvsp[(2) - (2)].rel).month; - pc->rel.year += (yyvsp[(2) - (2)].rel).year; - pc->rels_seen = true; } - break; - - case 23: -/* Line 1269 of yacc.c. */ -#line 345 "getdate.y" - { pc->time_zone = (yyvsp[(1) - (3)].intval) + time_zone_hhmm ((yyvsp[(2) - (3)].textintval), (yyvsp[(3) - (3)].intval)); } - break; - - case 24: -/* Line 1269 of yacc.c. */ -#line 347 "getdate.y" - { pc->time_zone = (yyvsp[(1) - (1)].intval) + 60; } - break; - - case 25: -/* Line 1269 of yacc.c. */ -#line 349 "getdate.y" - { pc->time_zone = (yyvsp[(1) - (2)].intval) + 60; } - break; - - case 26: -/* Line 1269 of yacc.c. */ -#line 354 "getdate.y" - { - pc->day_ordinal = 1; - pc->day_number = (yyvsp[(1) - (1)].intval); - } - break; - - case 27: -/* Line 1269 of yacc.c. */ -#line 359 "getdate.y" - { - pc->day_ordinal = 1; - pc->day_number = (yyvsp[(1) - (2)].intval); - } - break; - - case 28: -/* Line 1269 of yacc.c. */ -#line 364 "getdate.y" - { - pc->day_ordinal = (yyvsp[(1) - (2)].intval); - pc->day_number = (yyvsp[(2) - (2)].intval); - } - break; - - case 29: -/* Line 1269 of yacc.c. */ -#line 369 "getdate.y" - { - pc->day_ordinal = (yyvsp[(1) - (2)].textintval).value; - pc->day_number = (yyvsp[(2) - (2)].intval); - } - break; - - case 30: -/* Line 1269 of yacc.c. */ -#line 377 "getdate.y" - { - pc->month = (yyvsp[(1) - (3)].textintval).value; - pc->day = (yyvsp[(3) - (3)].textintval).value; - } - break; - - case 31: -/* Line 1269 of yacc.c. */ -#line 382 "getdate.y" - { - /* Interpret as YYYY/MM/DD if the first value has 4 or more digits, - otherwise as MM/DD/YY. - The goal in recognizing YYYY/MM/DD is solely to support legacy - machine-generated dates like those in an RCS log listing. If - you want portability, use the ISO 8601 format. */ - if (4 <= (yyvsp[(1) - (5)].textintval).digits) - { - pc->year = (yyvsp[(1) - (5)].textintval); - pc->month = (yyvsp[(3) - (5)].textintval).value; - pc->day = (yyvsp[(5) - (5)].textintval).value; - } - else - { - pc->month = (yyvsp[(1) - (5)].textintval).value; - pc->day = (yyvsp[(3) - (5)].textintval).value; - pc->year = (yyvsp[(5) - (5)].textintval); - } - } - break; - - case 32: -/* Line 1269 of yacc.c. */ -#line 402 "getdate.y" - { - /* ISO 8601 format. YYYY-MM-DD. */ - pc->year = (yyvsp[(1) - (3)].textintval); - pc->month = -(yyvsp[(2) - (3)].textintval).value; - pc->day = -(yyvsp[(3) - (3)].textintval).value; - } - break; - - case 33: -/* Line 1269 of yacc.c. */ -#line 409 "getdate.y" - { - /* e.g. 17-JUN-1992. */ - pc->day = (yyvsp[(1) - (3)].textintval).value; - pc->month = (yyvsp[(2) - (3)].intval); - pc->year.value = -(yyvsp[(3) - (3)].textintval).value; - pc->year.digits = (yyvsp[(3) - (3)].textintval).digits; - } - break; - - case 34: -/* Line 1269 of yacc.c. */ -#line 417 "getdate.y" - { - /* e.g. JUN-17-1992. */ - pc->month = (yyvsp[(1) - (3)].intval); - pc->day = -(yyvsp[(2) - (3)].textintval).value; - pc->year.value = -(yyvsp[(3) - (3)].textintval).value; - pc->year.digits = (yyvsp[(3) - (3)].textintval).digits; - } - break; - - case 35: -/* Line 1269 of yacc.c. */ -#line 425 "getdate.y" - { - pc->month = (yyvsp[(1) - (2)].intval); - pc->day = (yyvsp[(2) - (2)].textintval).value; - } - break; - - case 36: -/* Line 1269 of yacc.c. */ -#line 430 "getdate.y" - { - pc->month = (yyvsp[(1) - (4)].intval); - pc->day = (yyvsp[(2) - (4)].textintval).value; - pc->year = (yyvsp[(4) - (4)].textintval); - } - break; - - case 37: -/* Line 1269 of yacc.c. */ -#line 436 "getdate.y" - { - pc->day = (yyvsp[(1) - (2)].textintval).value; - pc->month = (yyvsp[(2) - (2)].intval); - } - break; - - case 38: -/* Line 1269 of yacc.c. */ -#line 441 "getdate.y" - { - pc->day = (yyvsp[(1) - (3)].textintval).value; - pc->month = (yyvsp[(2) - (3)].intval); - pc->year = (yyvsp[(3) - (3)].textintval); - } - break; - - case 39: -/* Line 1269 of yacc.c. */ -#line 450 "getdate.y" - { - pc->rel.ns -= (yyvsp[(1) - (2)].rel).ns; - pc->rel.seconds -= (yyvsp[(1) - (2)].rel).seconds; - pc->rel.minutes -= (yyvsp[(1) - (2)].rel).minutes; - pc->rel.hour -= (yyvsp[(1) - (2)].rel).hour; - pc->rel.day -= (yyvsp[(1) - (2)].rel).day; - pc->rel.month -= (yyvsp[(1) - (2)].rel).month; - pc->rel.year -= (yyvsp[(1) - (2)].rel).year; - } - break; - - case 40: -/* Line 1269 of yacc.c. */ -#line 460 "getdate.y" - { - pc->rel.ns += (yyvsp[(1) - (1)].rel).ns; - pc->rel.seconds += (yyvsp[(1) - (1)].rel).seconds; - pc->rel.minutes += (yyvsp[(1) - (1)].rel).minutes; - pc->rel.hour += (yyvsp[(1) - (1)].rel).hour; - pc->rel.day += (yyvsp[(1) - (1)].rel).day; - pc->rel.month += (yyvsp[(1) - (1)].rel).month; - pc->rel.year += (yyvsp[(1) - (1)].rel).year; - } - break; - - case 41: -/* Line 1269 of yacc.c. */ -#line 473 "getdate.y" - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).year = (yyvsp[(1) - (2)].intval); } - break; - - case 42: -/* Line 1269 of yacc.c. */ -#line 475 "getdate.y" - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).year = (yyvsp[(1) - (2)].textintval).value; } - break; - - case 43: -/* Line 1269 of yacc.c. */ -#line 477 "getdate.y" - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).year = 1; } - break; - - case 44: -/* Line 1269 of yacc.c. */ -#line 479 "getdate.y" - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).month = (yyvsp[(1) - (2)].intval); } - break; - - case 45: -/* Line 1269 of yacc.c. */ -#line 481 "getdate.y" - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).month = (yyvsp[(1) - (2)].textintval).value; } - break; - - case 46: -/* Line 1269 of yacc.c. */ -#line 483 "getdate.y" - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).month = 1; } - break; - - case 47: -/* Line 1269 of yacc.c. */ -#line 485 "getdate.y" - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).day = (yyvsp[(1) - (2)].intval) * (yyvsp[(2) - (2)].intval); } - break; - - case 48: -/* Line 1269 of yacc.c. */ -#line 487 "getdate.y" - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).day = (yyvsp[(1) - (2)].textintval).value * (yyvsp[(2) - (2)].intval); } - break; - - case 49: -/* Line 1269 of yacc.c. */ -#line 489 "getdate.y" - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).day = (yyvsp[(1) - (1)].intval); } - break; - - case 50: -/* Line 1269 of yacc.c. */ -#line 491 "getdate.y" - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).hour = (yyvsp[(1) - (2)].intval); } - break; - - case 51: -/* Line 1269 of yacc.c. */ -#line 493 "getdate.y" - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).hour = (yyvsp[(1) - (2)].textintval).value; } - break; - - case 52: -/* Line 1269 of yacc.c. */ -#line 495 "getdate.y" - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).hour = 1; } - break; - - case 53: -/* Line 1269 of yacc.c. */ -#line 497 "getdate.y" - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).minutes = (yyvsp[(1) - (2)].intval); } - break; - - case 54: -/* Line 1269 of yacc.c. */ -#line 499 "getdate.y" - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).minutes = (yyvsp[(1) - (2)].textintval).value; } - break; - - case 55: -/* Line 1269 of yacc.c. */ -#line 501 "getdate.y" - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).minutes = 1; } - break; - - case 56: -/* Line 1269 of yacc.c. */ -#line 503 "getdate.y" - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).seconds = (yyvsp[(1) - (2)].intval); } - break; - - case 57: -/* Line 1269 of yacc.c. */ -#line 505 "getdate.y" - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).seconds = (yyvsp[(1) - (2)].textintval).value; } - break; - - case 58: -/* Line 1269 of yacc.c. */ -#line 507 "getdate.y" - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).seconds = (yyvsp[(1) - (2)].timespec).tv_sec; (yyval.rel).ns = (yyvsp[(1) - (2)].timespec).tv_nsec; } - break; - - case 59: -/* Line 1269 of yacc.c. */ -#line 509 "getdate.y" - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).seconds = (yyvsp[(1) - (2)].timespec).tv_sec; (yyval.rel).ns = (yyvsp[(1) - (2)].timespec).tv_nsec; } - break; - - case 60: -/* Line 1269 of yacc.c. */ -#line 511 "getdate.y" - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).seconds = 1; } - break; - - case 62: -/* Line 1269 of yacc.c. */ -#line 517 "getdate.y" - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).year = (yyvsp[(1) - (2)].textintval).value; } - break; - - case 63: -/* Line 1269 of yacc.c. */ -#line 519 "getdate.y" - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).month = (yyvsp[(1) - (2)].textintval).value; } - break; - - case 64: -/* Line 1269 of yacc.c. */ -#line 521 "getdate.y" - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).day = (yyvsp[(1) - (2)].textintval).value * (yyvsp[(2) - (2)].intval); } - break; - - case 65: -/* Line 1269 of yacc.c. */ -#line 523 "getdate.y" - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).hour = (yyvsp[(1) - (2)].textintval).value; } - break; - - case 66: -/* Line 1269 of yacc.c. */ -#line 525 "getdate.y" - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).minutes = (yyvsp[(1) - (2)].textintval).value; } - break; - - case 67: -/* Line 1269 of yacc.c. */ -#line 527 "getdate.y" - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).seconds = (yyvsp[(1) - (2)].textintval).value; } - break; - - case 71: -/* Line 1269 of yacc.c. */ -#line 535 "getdate.y" - { (yyval.timespec).tv_sec = (yyvsp[(1) - (1)].textintval).value; (yyval.timespec).tv_nsec = 0; } - break; - - case 73: -/* Line 1269 of yacc.c. */ -#line 541 "getdate.y" - { (yyval.timespec).tv_sec = (yyvsp[(1) - (1)].textintval).value; (yyval.timespec).tv_nsec = 0; } - break; - - case 74: -/* Line 1269 of yacc.c. */ -#line 546 "getdate.y" - { - if (pc->dates_seen && ! pc->year.digits - && ! pc->rels_seen && (pc->times_seen || 2 < (yyvsp[(1) - (1)].textintval).digits)) - pc->year = (yyvsp[(1) - (1)].textintval); - else - { - if (4 < (yyvsp[(1) - (1)].textintval).digits) - { - pc->dates_seen++; - pc->day = (yyvsp[(1) - (1)].textintval).value % 100; - pc->month = ((yyvsp[(1) - (1)].textintval).value / 100) % 100; - pc->year.value = (yyvsp[(1) - (1)].textintval).value / 10000; - pc->year.digits = (yyvsp[(1) - (1)].textintval).digits - 4; - } - else - { - pc->times_seen++; - if ((yyvsp[(1) - (1)].textintval).digits <= 2) - { - pc->hour = (yyvsp[(1) - (1)].textintval).value; - pc->minutes = 0; - } - else - { - pc->hour = (yyvsp[(1) - (1)].textintval).value / 100; - pc->minutes = (yyvsp[(1) - (1)].textintval).value % 100; - } - pc->seconds.tv_sec = 0; - pc->seconds.tv_nsec = 0; - pc->meridian = MER24; - } - } - } - break; - - case 75: -/* Line 1269 of yacc.c. */ -#line 583 "getdate.y" - { (yyval.intval) = -1; } - break; - - case 76: -/* Line 1269 of yacc.c. */ -#line 585 "getdate.y" - { (yyval.intval) = (yyvsp[(2) - (2)].textintval).value; } - break; - - case 77: -/* Line 1269 of yacc.c. */ -#line 590 "getdate.y" - { (yyval.intval) = MER24; } - break; - - case 78: -/* Line 1269 of yacc.c. */ -#line 592 "getdate.y" - { (yyval.intval) = (yyvsp[(1) - (1)].intval); } - break; - - -/* Line 1269 of yacc.c. */ -#line 2221 "getdate.c" - default: break; - } - YY_SYMBOL_PRINT ("-> $$ =", yyr1[yyn], &yyval, &yyloc); - - YYPOPSTACK (yylen); - yylen = 0; - YY_STACK_PRINT (yyss, yyssp); - - *++yyvsp = yyval; - - - /* Now `shift' the result of the reduction. Determine what state - that goes to, based on the state we popped back to and the rule - number reduced by. */ - - yyn = yyr1[yyn]; - - yystate = yypgoto[yyn - YYNTOKENS] + *yyssp; - if (0 <= yystate && yystate <= YYLAST && yycheck[yystate] == *yyssp) - yystate = yytable[yystate]; - else - yystate = yydefgoto[yyn - YYNTOKENS]; - - goto yynewstate; - - -/*------------------------------------. -| yyerrlab -- here on detecting error | -`------------------------------------*/ -yyerrlab: - /* If not already recovering from an error, report this error. */ - if (!yyerrstatus) - { - ++yynerrs; -#if ! YYERROR_VERBOSE - yyerror (pc, YY_("syntax error")); -#else - { - YYSIZE_T yysize = yysyntax_error (0, yystate, yychar); - if (yymsg_alloc < yysize && yymsg_alloc < YYSTACK_ALLOC_MAXIMUM) - { - YYSIZE_T yyalloc = 2 * yysize; - if (! (yysize <= yyalloc && yyalloc <= YYSTACK_ALLOC_MAXIMUM)) - yyalloc = YYSTACK_ALLOC_MAXIMUM; - if (yymsg != yymsgbuf) - YYSTACK_FREE (yymsg); - yymsg = (char *) YYSTACK_ALLOC (yyalloc); - if (yymsg) - yymsg_alloc = yyalloc; - else - { - yymsg = yymsgbuf; - yymsg_alloc = sizeof yymsgbuf; - } - } - - if (0 < yysize && yysize <= yymsg_alloc) - { - (void) yysyntax_error (yymsg, yystate, yychar); - yyerror (pc, yymsg); - } - else - { - yyerror (pc, YY_("syntax error")); - if (yysize != 0) - goto yyexhaustedlab; - } - } -#endif - } - - - - if (yyerrstatus == 3) - { - /* If just tried and failed to reuse lookahead token after an - error, discard it. */ - - if (yychar <= YYEOF) - { - /* Return failure if at end of input. */ - if (yychar == YYEOF) - YYABORT; - } - else - { - yydestruct ("Error: discarding", - yytoken, &yylval, pc); - yychar = YYEMPTY; - } - } - - /* Else will try to reuse lookahead token after shifting the error - token. */ - goto yyerrlab1; - - -/*---------------------------------------------------. -| yyerrorlab -- error raised explicitly by YYERROR. | -`---------------------------------------------------*/ -yyerrorlab: - - /* Pacify compilers like GCC when the user code never invokes - YYERROR and the label yyerrorlab therefore never appears in user - code. */ - if (/*CONSTCOND*/ 0) - goto yyerrorlab; - - /* Do not reclaim the symbols of the rule which action triggered - this YYERROR. */ - YYPOPSTACK (yylen); - yylen = 0; - YY_STACK_PRINT (yyss, yyssp); - yystate = *yyssp; - goto yyerrlab1; - - -/*-------------------------------------------------------------. -| yyerrlab1 -- common code for both syntax error and YYERROR. | -`-------------------------------------------------------------*/ -yyerrlab1: - yyerrstatus = 3; /* Each real token shifted decrements this. */ - - for (;;) - { - yyn = yypact[yystate]; - if (yyn != YYPACT_NINF) - { - yyn += YYTERROR; - if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR) - { - yyn = yytable[yyn]; - if (0 < yyn) - break; - } - } - - /* Pop the current state because it cannot handle the error token. */ - if (yyssp == yyss) - YYABORT; - - - yydestruct ("Error: popping", - yystos[yystate], yyvsp, pc); - YYPOPSTACK (1); - yystate = *yyssp; - YY_STACK_PRINT (yyss, yyssp); - } - - *++yyvsp = yylval; - - - /* Shift the error token. */ - YY_SYMBOL_PRINT ("Shifting", yystos[yyn], yyvsp, yylsp); - - yystate = yyn; - goto yynewstate; - - -/*-------------------------------------. -| yyacceptlab -- YYACCEPT comes here. | -`-------------------------------------*/ -yyacceptlab: - yyresult = 0; - goto yyreturn; - -/*-----------------------------------. -| yyabortlab -- YYABORT comes here. | -`-----------------------------------*/ -yyabortlab: - yyresult = 1; - goto yyreturn; - -#ifndef yyoverflow -/*-------------------------------------------------. -| yyexhaustedlab -- memory exhaustion comes here. | -`-------------------------------------------------*/ -yyexhaustedlab: - yyerror (pc, YY_("memory exhausted")); - yyresult = 2; - /* Fall through. */ -#endif - -yyreturn: - if (yychar != YYEMPTY) - yydestruct ("Cleanup: discarding lookahead", - yytoken, &yylval, pc); - /* Do not reclaim the symbols of the rule which action triggered - this YYABORT or YYACCEPT. */ - YYPOPSTACK (yylen); - YY_STACK_PRINT (yyss, yyssp); - while (yyssp != yyss) - { - yydestruct ("Cleanup: popping", - yystos[*yyssp], yyvsp, pc); - YYPOPSTACK (1); - } -#ifndef yyoverflow - if (yyss != yyssa) - YYSTACK_FREE (yyss); -#endif -#if YYERROR_VERBOSE - if (yymsg != yymsgbuf) - YYSTACK_FREE (yymsg); -#endif - /* Make sure YYID is used. */ - return YYID (yyresult); -} - - -/* Line 1486 of yacc.c. */ -#line 595 "getdate.y" - - -static table const meridian_table[] = -{ - { "AM", tMERIDIAN, MERam }, - { "A.M.", tMERIDIAN, MERam }, - { "PM", tMERIDIAN, MERpm }, - { "P.M.", tMERIDIAN, MERpm }, - { NULL, 0, 0 } -}; - -static table const dst_table[] = -{ - { "DST", tDST, 0 } -}; - -static table const month_and_day_table[] = -{ - { "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 } -}; - -static table const time_units_table[] = -{ - { "YEAR", tYEAR_UNIT, 1 }, - { "MONTH", tMONTH_UNIT, 1 }, - { "FORTNIGHT",tDAY_UNIT, 14 }, - { "WEEK", tDAY_UNIT, 7 }, - { "DAY", tDAY_UNIT, 1 }, - { "HOUR", tHOUR_UNIT, 1 }, - { "MINUTE", tMINUTE_UNIT, 1 }, - { "MIN", tMINUTE_UNIT, 1 }, - { "SECOND", tSEC_UNIT, 1 }, - { "SEC", tSEC_UNIT, 1 }, - { NULL, 0, 0 } -}; - -/* Assorted relative-time words. */ -static table const relative_time_table[] = -{ - { "TOMORROW", tDAY_UNIT, 1 }, - { "YESTERDAY",tDAY_UNIT, -1 }, - { "TODAY", tDAY_UNIT, 0 }, - { "NOW", tDAY_UNIT, 0 }, - { "LAST", tORDINAL, -1 }, - { "THIS", tORDINAL, 0 }, - { "NEXT", tORDINAL, 1 }, - { "FIRST", tORDINAL, 1 }, -/*{ "SECOND", tORDINAL, 2 }, */ - { "THIRD", tORDINAL, 3 }, - { "FOURTH", tORDINAL, 4 }, - { "FIFTH", tORDINAL, 5 }, - { "SIXTH", tORDINAL, 6 }, - { "SEVENTH", tORDINAL, 7 }, - { "EIGHTH", tORDINAL, 8 }, - { "NINTH", tORDINAL, 9 }, - { "TENTH", tORDINAL, 10 }, - { "ELEVENTH", tORDINAL, 11 }, - { "TWELFTH", tORDINAL, 12 }, - { "AGO", tAGO, 1 }, - { NULL, 0, 0 } -}; - -/* The universal time zone table. These labels can be used even for - time stamps that would not otherwise be valid, e.g., GMT time - stamps in London during summer. */ -static table const universal_time_zone_table[] = -{ - { "GMT", tZONE, HOUR ( 0) }, /* Greenwich Mean */ - { "UT", tZONE, HOUR ( 0) }, /* Universal (Coordinated) */ - { "UTC", tZONE, HOUR ( 0) }, - { NULL, 0, 0 } -}; - -/* The time zone table. This table is necessarily incomplete, as time - zone abbreviations are ambiguous; e.g. Australians interpret "EST" - as Eastern time in Australia, not as US Eastern Standard Time. - You cannot rely on getdate to handle arbitrary time zone - abbreviations; use numeric abbreviations like `-0500' instead. */ -static table const time_zone_table[] = -{ - { "WET", tZONE, HOUR ( 0) }, /* Western European */ - { "WEST", tDAYZONE, HOUR ( 0) }, /* Western European Summer */ - { "BST", tDAYZONE, HOUR ( 0) }, /* British Summer */ - { "ART", tZONE, -HOUR ( 3) }, /* Argentina */ - { "BRT", tZONE, -HOUR ( 3) }, /* Brazil */ - { "BRST", tDAYZONE, -HOUR ( 3) }, /* Brazil Summer */ - { "NST", tZONE, -(HOUR ( 3) + 30) }, /* Newfoundland Standard */ - { "NDT", tDAYZONE,-(HOUR ( 3) + 30) }, /* Newfoundland Daylight */ - { "AST", tZONE, -HOUR ( 4) }, /* Atlantic Standard */ - { "ADT", tDAYZONE, -HOUR ( 4) }, /* Atlantic Daylight */ - { "CLT", tZONE, -HOUR ( 4) }, /* Chile */ - { "CLST", tDAYZONE, -HOUR ( 4) }, /* Chile Summer */ - { "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 */ - { "AKST", tZONE, -HOUR ( 9) }, /* Alaska Standard */ - { "AKDT", tDAYZONE, -HOUR ( 9) }, /* Alaska Daylight */ - { "HST", tZONE, -HOUR (10) }, /* Hawaii Standard */ - { "HAST", tZONE, -HOUR (10) }, /* Hawaii-Aleutian Standard */ - { "HADT", tDAYZONE, -HOUR (10) }, /* Hawaii-Aleutian Daylight */ - { "SST", tZONE, -HOUR (12) }, /* Samoa Standard */ - { "WAT", tZONE, HOUR ( 1) }, /* West Africa */ - { "CET", tZONE, HOUR ( 1) }, /* Central European */ - { "CEST", tDAYZONE, HOUR ( 1) }, /* Central European Summer */ - { "MET", tZONE, HOUR ( 1) }, /* Middle European */ - { "MEZ", tZONE, HOUR ( 1) }, /* Middle European */ - { "MEST", tDAYZONE, HOUR ( 1) }, /* Middle European Summer */ - { "MESZ", tDAYZONE, HOUR ( 1) }, /* Middle European Summer */ - { "EET", tZONE, HOUR ( 2) }, /* Eastern European */ - { "EEST", tDAYZONE, HOUR ( 2) }, /* Eastern European Summer */ - { "CAT", tZONE, HOUR ( 2) }, /* Central Africa */ - { "SAST", tZONE, HOUR ( 2) }, /* South Africa Standard */ - { "EAT", tZONE, HOUR ( 3) }, /* East Africa */ - { "MSK", tZONE, HOUR ( 3) }, /* Moscow */ - { "MSD", tDAYZONE, HOUR ( 3) }, /* Moscow Daylight */ - { "IST", tZONE, (HOUR ( 5) + 30) }, /* India Standard */ - { "SGT", tZONE, HOUR ( 8) }, /* Singapore */ - { "KST", tZONE, HOUR ( 9) }, /* Korea Standard */ - { "JST", tZONE, HOUR ( 9) }, /* Japan Standard */ - { "GST", tZONE, HOUR (10) }, /* Guam Standard */ - { "NZST", tZONE, HOUR (12) }, /* New Zealand Standard */ - { "NZDT", tDAYZONE, HOUR (12) }, /* New Zealand Daylight */ - { NULL, 0, 0 } -}; - -/* Military time zone table. */ -static table const military_table[] = -{ - { "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 } -}; - - - -/* Convert a time zone expressed as HH:MM into an integer count of - minutes. If MM is negative, then S is of the form HHMM and needs - to be picked apart; otherwise, S is of the form HH. */ - -static long int -time_zone_hhmm (textint s, long int mm) -{ - if (mm < 0) - return (s.value / 100) * 60 + s.value % 100; - else - return s.value * 60 + (s.negative ? -mm : mm); -} - -static int -to_hour (long int hours, int meridian) -{ - switch (meridian) - { - default: /* Pacify GCC. */ - case MER24: - return 0 <= hours && hours < 24 ? hours : -1; - case MERam: - return 0 < hours && hours < 12 ? hours : hours == 12 ? 0 : -1; - case MERpm: - return 0 < hours && hours < 12 ? hours + 12 : hours == 12 ? 12 : -1; - } -} - -static long int -to_year (textint textyear) -{ - long int year = textyear.value; - - if (year < 0) - year = -year; - - /* XPG4 suggests that years 00-68 map to 2000-2068, and - years 69-99 map to 1969-1999. */ - else if (textyear.digits == 2) - year += year < 69 ? 2000 : 1900; - - return year; -} - -static table const * -lookup_zone (parser_control const *pc, char const *name) -{ - table const *tp; - - for (tp = universal_time_zone_table; tp->name; tp++) - if (strcmp (name, tp->name) == 0) - return tp; - - /* Try local zone abbreviations before those in time_zone_table, as - the local ones are more likely to be right. */ - for (tp = pc->local_time_zone_table; tp->name; tp++) - if (strcmp (name, tp->name) == 0) - return tp; - - for (tp = time_zone_table; tp->name; tp++) - if (strcmp (name, tp->name) == 0) - return tp; - - return NULL; -} - -#if ! HAVE_TM_GMTOFF -/* Yield the difference between *A and *B, - measured in seconds, ignoring leap seconds. - The body of this function is taken directly from the GNU C Library; - see src/strftime.c. */ -static long int -tm_diff (struct tm const *a, struct tm const *b) -{ - /* Compute intervening leap days correctly even if year is negative. - Take care to avoid int overflow in leap day calculations. */ - int a4 = SHR (a->tm_year, 2) + SHR (TM_YEAR_BASE, 2) - ! (a->tm_year & 3); - int b4 = SHR (b->tm_year, 2) + SHR (TM_YEAR_BASE, 2) - ! (b->tm_year & 3); - int a100 = a4 / 25 - (a4 % 25 < 0); - int b100 = b4 / 25 - (b4 % 25 < 0); - int a400 = SHR (a100, 2); - int b400 = SHR (b100, 2); - int intervening_leap_days = (a4 - b4) - (a100 - b100) + (a400 - b400); - long int ayear = a->tm_year; - long int years = ayear - b->tm_year; - long int days = (365 * years + intervening_leap_days - + (a->tm_yday - b->tm_yday)); - return (60 * (60 * (24 * days + (a->tm_hour - b->tm_hour)) - + (a->tm_min - b->tm_min)) - + (a->tm_sec - b->tm_sec)); -} -#endif /* ! HAVE_TM_GMTOFF */ - -static table const * -lookup_word (parser_control const *pc, char *word) -{ - char *p; - char *q; - size_t wordlen; - table const *tp; - bool period_found; - bool abbrev; - - /* Make it uppercase. */ - for (p = word; *p; p++) - { - unsigned char ch = *p; - *p = toupper (ch); - } - - for (tp = meridian_table; tp->name; tp++) - if (strcmp (word, tp->name) == 0) - return tp; - - /* See if we have an abbreviation for a month. */ - wordlen = strlen (word); - abbrev = wordlen == 3 || (wordlen == 4 && word[3] == '.'); - - for (tp = month_and_day_table; tp->name; tp++) - if ((abbrev ? strncmp (word, tp->name, 3) : strcmp (word, tp->name)) == 0) - return tp; - - if ((tp = lookup_zone (pc, word))) - return tp; - - if (strcmp (word, dst_table[0].name) == 0) - return dst_table; - - for (tp = time_units_table; tp->name; tp++) - if (strcmp (word, tp->name) == 0) - return tp; - - /* Strip off any plural and try the units table again. */ - if (word[wordlen - 1] == 'S') - { - word[wordlen - 1] = '\0'; - for (tp = time_units_table; tp->name; tp++) - if (strcmp (word, tp->name) == 0) - return tp; - word[wordlen - 1] = 'S'; /* For "this" in relative_time_table. */ - } - - for (tp = relative_time_table; tp->name; tp++) - if (strcmp (word, tp->name) == 0) - return tp; - - /* Military time zones. */ - if (wordlen == 1) - for (tp = military_table; tp->name; tp++) - if (word[0] == tp->name[0]) - return tp; - - /* Drop out any periods and try the time zone table again. */ - for (period_found = false, p = q = word; (*p = *q); q++) - if (*q == '.') - period_found = true; - else - p++; - if (period_found && (tp = lookup_zone (pc, word))) - return tp; - - return NULL; -} - -static int -yylex (YYSTYPE *lvalp, parser_control *pc) -{ - unsigned char c; - size_t count; - - for (;;) - { - while (c = *pc->input, isspace (c)) - pc->input++; - - if (ISDIGIT (c) || c == '-' || c == '+') - { - char const *p; - int sign; - unsigned long int value; - if (c == '-' || c == '+') - { - sign = c == '-' ? -1 : 1; - while (c = *++pc->input, isspace (c)) - continue; - if (! ISDIGIT (c)) - /* skip the '-' sign */ - continue; - } - else - sign = 0; - p = pc->input; - for (value = 0; ; value *= 10) - { - unsigned long int value1 = value + (c - '0'); - if (value1 < value) - return '?'; - value = value1; - c = *++p; - if (! ISDIGIT (c)) - break; - if (ULONG_MAX / 10 < value) - return '?'; - } - if ((c == '.' || c == ',') && ISDIGIT (p[1])) - { - time_t s; - int ns; - int digits; - unsigned long int value1; - - /* Check for overflow when converting value to time_t. */ - if (sign < 0) - { - s = - value; - if (0 < s) - return '?'; - value1 = -s; - } - else - { - s = value; - if (s < 0) - return '?'; - value1 = s; - } - if (value != value1) - return '?'; - - /* Accumulate fraction, to ns precision. */ - p++; - ns = *p++ - '0'; - for (digits = 2; digits <= LOG10_BILLION; digits++) - { - ns *= 10; - if (ISDIGIT (*p)) - ns += *p++ - '0'; - } - - /* Skip excess digits, truncating toward -Infinity. */ - if (sign < 0) - for (; ISDIGIT (*p); p++) - if (*p != '0') - { - ns++; - break; - } - while (ISDIGIT (*p)) - p++; - - /* Adjust to the timespec convention, which is that - tv_nsec is always a positive offset even if tv_sec is - negative. */ - if (sign < 0 && ns) - { - s--; - if (! (s < 0)) - return '?'; - ns = BILLION - ns; - } - - lvalp->timespec.tv_sec = s; - lvalp->timespec.tv_nsec = ns; - pc->input = p; - return sign ? tSDECIMAL_NUMBER : tUDECIMAL_NUMBER; - } - else - { - lvalp->textintval.negative = sign < 0; - if (sign < 0) - { - lvalp->textintval.value = - value; - if (0 < lvalp->textintval.value) - return '?'; - } - else - { - lvalp->textintval.value = value; - if (lvalp->textintval.value < 0) - return '?'; - } - lvalp->textintval.digits = p - pc->input; - pc->input = p; - return sign ? tSNUMBER : tUNUMBER; - } - } - - if (isalpha (c)) - { - char buff[20]; - char *p = buff; - table const *tp; - - do - { - if (p < buff + sizeof buff - 1) - *p++ = c; - c = *++pc->input; - } - while (isalpha (c) || c == '.'); - - *p = '\0'; - tp = lookup_word (pc, buff); - if (! tp) - return '?'; - lvalp->intval = tp->value; - return tp->type; - } - - if (c != '(') - return *pc->input++; - count = 0; - do - { - c = *pc->input++; - if (c == '\0') - return c; - if (c == '(') - count++; - else if (c == ')') - count--; - } - while (count != 0); - } -} - -/* Do nothing if the parser reports an error. */ -static int -yyerror (parser_control const *pc ATTRIBUTE_UNUSED, - char const *s ATTRIBUTE_UNUSED) -{ - return 0; -} - -/* If *TM0 is the old and *TM1 is the new value of a struct tm after - passing it to mktime, return true if it's OK that mktime returned T. - It's not OK if *TM0 has out-of-range members. */ - -static bool -mktime_ok (struct tm const *tm0, struct tm const *tm1, time_t t) -{ - if (t == (time_t) -1) - { - /* Guard against falsely reporting an error when parsing a time - stamp that happens to equal (time_t) -1, on a host that - supports such a time stamp. */ - tm1 = localtime (&t); - if (!tm1) - return false; - } - - return ! ((tm0->tm_sec ^ tm1->tm_sec) - | (tm0->tm_min ^ tm1->tm_min) - | (tm0->tm_hour ^ tm1->tm_hour) - | (tm0->tm_mday ^ tm1->tm_mday) - | (tm0->tm_mon ^ tm1->tm_mon) - | (tm0->tm_year ^ tm1->tm_year)); -} - -/* A reasonable upper bound for the size of ordinary TZ strings. - Use heap allocation if TZ's length exceeds this. */ -enum { TZBUFSIZE = 100 }; - -/* Return a copy of TZ, stored in TZBUF if it fits, and heap-allocated - otherwise. */ -static char * -get_tz (char tzbuf[TZBUFSIZE]) -{ - char *tz = getenv ("TZ"); - if (tz) - { - size_t tzsize = strlen (tz) + 1; - tz = (tzsize <= TZBUFSIZE - ? memcpy (tzbuf, tz, tzsize) - : xmemdup (tz, tzsize)); - } - return tz; -} - -/* Parse a date/time string, storing the resulting time value into *RESULT. - The string itself is pointed to by P. Return true if successful. - P can be an incomplete or relative time specification; if so, use - *NOW as the basis for the returned time. */ -bool -get_date (struct timespec *result, char const *p, struct timespec const *now) -{ - time_t Start; - long int Start_ns; - struct tm const *tmp; - struct tm tm; - struct tm tm0; - parser_control pc; - struct timespec gettime_buffer; - unsigned char c; - bool tz_was_altered = false; - char *tz0 = NULL; - char tz0buf[TZBUFSIZE]; - bool ok = true; - - if (! now) - { - gettime (&gettime_buffer); - now = &gettime_buffer; - } - - Start = now->tv_sec; - Start_ns = now->tv_nsec; - - tmp = localtime (&now->tv_sec); - if (! tmp) - return false; - - while (c = *p, isspace (c)) - p++; - - if (strncmp (p, "TZ=\"", 4) == 0) - { - char const *tzbase = p + 4; - size_t tzsize = 1; - char const *s; - - for (s = tzbase; *s; s++, tzsize++) - if (*s == '\\') - { - s++; - if (! (*s == '\\' || *s == '"')) - break; - } - else if (*s == '"') - { - char *z; - char *tz1; - char tz1buf[TZBUFSIZE]; - bool large_tz = TZBUFSIZE < tzsize; - bool setenv_ok; - tz0 = get_tz (tz0buf); - z = tz1 = large_tz ? xmalloc (tzsize) : tz1buf; - for (s = tzbase; *s != '"'; s++) - *z++ = *(s += *s == '\\'); - *z = '\0'; - setenv_ok = setenv ("TZ", tz1, 1) == 0; - if (large_tz) - free (tz1); - if (!setenv_ok) - goto fail; - tz_was_altered = true; - p = s + 1; - } - } - - pc.input = p; - pc.year.value = tmp->tm_year; - pc.year.value += TM_YEAR_BASE; - pc.year.digits = 0; - pc.month = tmp->tm_mon + 1; - pc.day = tmp->tm_mday; - pc.hour = tmp->tm_hour; - pc.minutes = tmp->tm_min; - pc.seconds.tv_sec = tmp->tm_sec; - pc.seconds.tv_nsec = Start_ns; - tm.tm_isdst = tmp->tm_isdst; - - pc.meridian = MER24; - pc.rel = RELATIVE_TIME_0; - pc.timespec_seen = false; - pc.rels_seen = false; - pc.dates_seen = 0; - pc.days_seen = 0; - pc.times_seen = 0; - pc.local_zones_seen = 0; - pc.dsts_seen = 0; - pc.zones_seen = 0; - -#if HAVE_STRUCT_TM_TM_ZONE - pc.local_time_zone_table[0].name = tmp->tm_zone; - pc.local_time_zone_table[0].type = tLOCAL_ZONE; - pc.local_time_zone_table[0].value = tmp->tm_isdst; - pc.local_time_zone_table[1].name = NULL; - - /* Probe the names used in the next three calendar quarters, looking - for a tm_isdst different from the one we already have. */ - { - int quarter; - for (quarter = 1; quarter <= 3; quarter++) - { - time_t probe = Start + quarter * (90 * 24 * 60 * 60); - struct tm const *probe_tm = localtime (&probe); - if (probe_tm && probe_tm->tm_zone - && probe_tm->tm_isdst != pc.local_time_zone_table[0].value) - { - { - pc.local_time_zone_table[1].name = probe_tm->tm_zone; - pc.local_time_zone_table[1].type = tLOCAL_ZONE; - pc.local_time_zone_table[1].value = probe_tm->tm_isdst; - pc.local_time_zone_table[2].name = NULL; - } - break; - } - } - } -#else -#if HAVE_TZNAME - { -# ifndef tzname - extern char *tzname[]; -# endif - int i; - for (i = 0; i < 2; i++) - { - pc.local_time_zone_table[i].name = tzname[i]; - pc.local_time_zone_table[i].type = tLOCAL_ZONE; - pc.local_time_zone_table[i].value = i; - } - pc.local_time_zone_table[i].name = NULL; - } -#else - pc.local_time_zone_table[0].name = NULL; -#endif -#endif - - if (pc.local_time_zone_table[0].name && pc.local_time_zone_table[1].name - && ! strcmp (pc.local_time_zone_table[0].name, - pc.local_time_zone_table[1].name)) - { - /* This locale uses the same abbrevation for standard and - daylight times. So if we see that abbreviation, we don't - know whether it's daylight time. */ - pc.local_time_zone_table[0].value = -1; - pc.local_time_zone_table[1].name = NULL; - } - - if (yyparse (&pc) != 0) - goto fail; - - if (pc.timespec_seen) - *result = pc.seconds; - else - { - if (1 < (pc.times_seen | pc.dates_seen | pc.days_seen | pc.dsts_seen - | (pc.local_zones_seen + pc.zones_seen))) - goto fail; - - tm.tm_year = to_year (pc.year) - TM_YEAR_BASE; - tm.tm_mon = pc.month - 1; - tm.tm_mday = pc.day; - if (pc.times_seen || (pc.rels_seen && ! pc.dates_seen && ! pc.days_seen)) - { - tm.tm_hour = to_hour (pc.hour, pc.meridian); - if (tm.tm_hour < 0) - goto fail; - tm.tm_min = pc.minutes; - tm.tm_sec = pc.seconds.tv_sec; - } - else - { - tm.tm_hour = tm.tm_min = tm.tm_sec = 0; - pc.seconds.tv_nsec = 0; - } - - /* Let mktime deduce tm_isdst if we have an absolute time stamp. */ - if (pc.dates_seen | pc.days_seen | pc.times_seen) - tm.tm_isdst = -1; - - /* But if the input explicitly specifies local time with or without - DST, give mktime that information. */ - if (pc.local_zones_seen) - tm.tm_isdst = pc.local_isdst; - - tm0 = tm; - - Start = mktime (&tm); - - if (! mktime_ok (&tm0, &tm, Start)) - { - if (! pc.zones_seen) - goto fail; - else - { - /* Guard against falsely reporting errors near the time_t - boundaries when parsing times in other time zones. For - example, suppose the input string "1969-12-31 23:00:00 -0100", - the current time zone is 8 hours ahead of UTC, and the min - time_t value is 1970-01-01 00:00:00 UTC. Then the min - localtime value is 1970-01-01 08:00:00, and mktime will - therefore fail on 1969-12-31 23:00:00. To work around the - problem, set the time zone to 1 hour behind UTC temporarily - by setting TZ="XXX1:00" and try mktime again. */ - - long int time_zone = pc.time_zone; - long int abs_time_zone = time_zone < 0 ? - time_zone : time_zone; - long int abs_time_zone_hour = abs_time_zone / 60; - int abs_time_zone_min = abs_time_zone % 60; - char tz1buf[sizeof "XXX+0:00" - + sizeof pc.time_zone * CHAR_BIT / 3]; - if (!tz_was_altered) - tz0 = get_tz (tz0buf); - sprintf (tz1buf, "XXX%s%ld:%02d", "-" + (time_zone < 0), - abs_time_zone_hour, abs_time_zone_min); - if (setenv ("TZ", tz1buf, 1) != 0) - goto fail; - tz_was_altered = true; - tm = tm0; - Start = mktime (&tm); - if (! mktime_ok (&tm0, &tm, Start)) - goto fail; - } - } - - if (pc.days_seen && ! pc.dates_seen) - { - tm.tm_mday += ((pc.day_number - tm.tm_wday + 7) % 7 - + 7 * (pc.day_ordinal - (0 < pc.day_ordinal))); - tm.tm_isdst = -1; - Start = mktime (&tm); - if (Start == (time_t) -1) - goto fail; - } - - if (pc.zones_seen) - { - long int delta = pc.time_zone * 60; - time_t t1; -#ifdef HAVE_TM_GMTOFF - delta -= tm.tm_gmtoff; -#else - time_t t = Start; - struct tm const *gmt = gmtime (&t); - if (! gmt) - goto fail; - delta -= tm_diff (&tm, gmt); -#endif - t1 = Start - delta; - if ((Start < t1) != (delta < 0)) - goto fail; /* time_t overflow */ - Start = t1; - } - - /* Add relative date. */ - if (pc.rel.year | pc.rel.month | pc.rel.day) - { - int year = tm.tm_year + pc.rel.year; - int month = tm.tm_mon + pc.rel.month; - int day = tm.tm_mday + pc.rel.day; - if (((year < tm.tm_year) ^ (pc.rel.year < 0)) - | ((month < tm.tm_mon) ^ (pc.rel.month < 0)) - | ((day < tm.tm_mday) ^ (pc.rel.day < 0))) - goto fail; - tm.tm_year = year; - tm.tm_mon = month; - tm.tm_mday = day; - tm.tm_hour = tm0.tm_hour; - tm.tm_min = tm0.tm_min; - tm.tm_sec = tm0.tm_sec; - tm.tm_isdst = tm0.tm_isdst; - Start = mktime (&tm); - if (Start == (time_t) -1) - goto fail; - } - - /* Add relative hours, minutes, and seconds. On hosts that support - leap seconds, ignore the possibility of leap seconds; e.g., - "+ 10 minutes" adds 600 seconds, even if one of them is a - leap second. Typically this is not what the user wants, but it's - too hard to do it the other way, because the time zone indicator - must be applied before relative times, and if mktime is applied - again the time zone will be lost. */ - { - long int sum_ns = pc.seconds.tv_nsec + pc.rel.ns; - long int normalized_ns = (sum_ns % BILLION + BILLION) % BILLION; - time_t t0 = Start; - long int d1 = 60 * 60 * pc.rel.hour; - time_t t1 = t0 + d1; - long int d2 = 60 * pc.rel.minutes; - time_t t2 = t1 + d2; - long int d3 = pc.rel.seconds; - time_t t3 = t2 + d3; - long int d4 = (sum_ns - normalized_ns) / BILLION; - time_t t4 = t3 + d4; - - if ((d1 / (60 * 60) ^ pc.rel.hour) - | (d2 / 60 ^ pc.rel.minutes) - | ((t1 < t0) ^ (d1 < 0)) - | ((t2 < t1) ^ (d2 < 0)) - | ((t3 < t2) ^ (d3 < 0)) - | ((t4 < t3) ^ (d4 < 0))) - goto fail; - - result->tv_sec = t4; - result->tv_nsec = normalized_ns; - } - } - - goto done; - - fail: - ok = false; - done: - if (tz_was_altered) - ok &= (tz0 ? setenv ("TZ", tz0, 1) : unsetenv ("TZ")) == 0; - if (tz0 != tz0buf) - free (tz0); - return ok; -} - -#if TEST - -int -main (int ac, char **av) -{ - char buff[BUFSIZ]; - - printf ("Enter date, or blank line to exit.\n\t> "); - fflush (stdout); - - buff[BUFSIZ - 1] = '\0'; - while (fgets (buff, BUFSIZ - 1, stdin) && buff[0]) - { - struct timespec d; - struct tm const *tm; - if (! get_date (&d, buff, NULL)) - printf ("Bad format - couldn't convert.\n"); - else if (! (tm = localtime (&d.tv_sec))) - { - long int sec = d.tv_sec; - printf ("localtime (%ld) failed\n", sec); - } - else - { - int ns = d.tv_nsec; - printf ("%04ld-%02d-%02d %02d:%02d:%02d.%09d\n", - tm->tm_year + 1900L, tm->tm_mon + 1, tm->tm_mday, - tm->tm_hour, tm->tm_min, tm->tm_sec, ns); - } - printf ("\t> "); - fflush (stdout); - } - return 0; -} -#endif /* TEST */ - |