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diff --git a/source3/modules/getdate.c b/source3/modules/getdate.c
new file mode 100644
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+++ b/source3/modules/getdate.c
@@ -0,0 +1,2460 @@
+/* A Bison parser, made by GNU Bison 1.875a. */
+
+/* Skeleton parser for Yacc-like parsing with Bison,
+ Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003 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., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+/* As a special exception, when this file is copied by Bison into a
+ Bison output file, you may use that output file without restriction.
+ This special exception was added by the Free Software Foundation
+ in version 1.24 of Bison. */
+
+/* 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
+
+/* Skeleton name. */
+#define YYSKELETON_NAME "yacc.c"
+
+/* Pure parsers. */
+#define YYPURE 1
+
+/* Using locations. */
+#define YYLSP_NEEDED 0
+
+
+
+/* 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,
+ tDAY = 260,
+ tDAY_UNIT = 261,
+ tDAYZONE = 262,
+ tHOUR_UNIT = 263,
+ tLOCAL_ZONE = 264,
+ tMERIDIAN = 265,
+ tMINUTE_UNIT = 266,
+ tMONTH = 267,
+ tMONTH_UNIT = 268,
+ tSEC_UNIT = 269,
+ tYEAR_UNIT = 270,
+ tZONE = 271,
+ tSNUMBER = 272,
+ tUNUMBER = 273
+ };
+#endif
+#define tAGO 258
+#define tDST 259
+#define tDAY 260
+#define tDAY_UNIT 261
+#define tDAYZONE 262
+#define tHOUR_UNIT 263
+#define tLOCAL_ZONE 264
+#define tMERIDIAN 265
+#define tMINUTE_UNIT 266
+#define tMONTH 267
+#define tMONTH_UNIT 268
+#define tSEC_UNIT 269
+#define tYEAR_UNIT 270
+#define tZONE 271
+#define tSNUMBER 272
+#define tUNUMBER 273
+
+
+
+
+/* Copy the first part of user declarations. */
+#line 1 "getdate.y"
+
+/* Parse a string into an internal time stamp.
+ Copyright (C) 1999, 2000, 2002 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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. Unlike previous versions, this
+ version is reentrant. */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+# ifdef HAVE_ALLOCA_H
+# include <alloca.h>
+# endif
+#endif
+
+/* 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>
+
+#if HAVE_STDLIB_H
+# include <stdlib.h> /* for `free'; used by Bison 1.27 */
+#endif
+
+#if STDC_HEADERS || (! defined isascii && ! HAVE_ISASCII)
+# define IN_CTYPE_DOMAIN(c) 1
+#else
+# define IN_CTYPE_DOMAIN(c) isascii (c)
+#endif
+
+#define ISSPACE(c) (IN_CTYPE_DOMAIN (c) && isspace (c))
+#define ISALPHA(c) (IN_CTYPE_DOMAIN (c) && isalpha (c))
+#define ISLOWER(c) (IN_CTYPE_DOMAIN (c) && islower (c))
+#define ISDIGIT_LOCALE(c) (IN_CTYPE_DOMAIN (c) && isdigit (c))
+
+/* ISDIGIT differs from ISDIGIT_LOCALE, as follows:
+ - Its arg may be any int or unsigned int; it need not be an unsigned char.
+ - It's guaranteed to evaluate its argument exactly once.
+ - It's typically faster.
+ POSIX says that only '0' through '9' are digits. Prefer ISDIGIT to
+ ISDIGIT_LOCALE 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) (c) - '0' <= 9)
+
+#if STDC_HEADERS || HAVE_STRING_H
+# include <string.h>
+#endif
+
+#if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 8) || __STRICT_ANSI__
+# define __attribute__(x)
+#endif
+
+#ifndef ATTRIBUTE_UNUSED
+# define ATTRIBUTE_UNUSED __attribute__ ((__unused__))
+#endif
+
+#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
+{
+ int value;
+ int 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 };
+
+/* 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. */
+ 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. */
+ int time_zone;
+
+ /* Style used for time. */
+ int meridian;
+
+ /* Gregorian year, month, day, hour, minutes, and seconds. */
+ textint year;
+ int month;
+ int day;
+ int hour;
+ int minutes;
+ int seconds;
+
+ /* Relative year, month, day, hour, minutes, and seconds. */
+ int rel_year;
+ int rel_month;
+ int rel_day;
+ int rel_hour;
+ int rel_minutes;
+ int rel_seconds;
+
+ /* Counts of nonterminals of various flavors parsed so far. */
+ int dates_seen;
+ int days_seen;
+ int local_zones_seen;
+ int rels_seen;
+ int times_seen;
+ int zones_seen;
+
+ /* Table of local time zone abbrevations, terminated by a null entry. */
+ table local_time_zone_table[3];
+} parser_control;
+
+#define PC (* (parser_control *) parm)
+#define YYLEX_PARAM parm
+#define YYPARSE_PARAM parm
+
+static int yyerror ();
+static int yylex ();
+
+
+
+/* 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
+
+#if ! defined (YYSTYPE) && ! defined (YYSTYPE_IS_DECLARED)
+#line 172 "getdate.y"
+typedef union YYSTYPE {
+ int intval;
+ textint textintval;
+} YYSTYPE;
+/* Line 191 of yacc.c. */
+#line 281 "getdate.c"
+# define yystype YYSTYPE /* obsolescent; will be withdrawn */
+# define YYSTYPE_IS_DECLARED 1
+# define YYSTYPE_IS_TRIVIAL 1
+#endif
+
+
+
+/* Copy the second part of user declarations. */
+
+
+/* Line 214 of yacc.c. */
+#line 293 "getdate.c"
+
+#if ! defined (yyoverflow) || YYERROR_VERBOSE
+
+/* The parser invokes alloca or malloc; define the necessary symbols. */
+
+# if YYSTACK_USE_ALLOCA
+# define YYSTACK_ALLOC alloca
+# else
+# ifndef YYSTACK_USE_ALLOCA
+# if defined (alloca) || defined (_ALLOCA_H)
+# define YYSTACK_ALLOC alloca
+# else
+# ifdef __GNUC__
+# define YYSTACK_ALLOC __builtin_alloca
+# endif
+# endif
+# endif
+# endif
+
+# ifdef YYSTACK_ALLOC
+ /* Pacify GCC's `empty if-body' warning. */
+# define YYSTACK_FREE(Ptr) do { /* empty */; } while (0)
+# else
+# if defined (__STDC__) || defined (__cplusplus)
+# include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
+# define YYSIZE_T size_t
+# endif
+# define YYSTACK_ALLOC malloc
+# define YYSTACK_FREE free
+# endif
+#endif /* ! defined (yyoverflow) || YYERROR_VERBOSE */
+
+
+#if (! defined (yyoverflow) \
+ && (! defined (__cplusplus) \
+ || (YYSTYPE_IS_TRIVIAL)))
+
+/* A type that is properly aligned for any stack member. */
+union yyalloc
+{
+ short 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 (short) + sizeof (YYSTYPE)) \
+ + YYSTACK_GAP_MAXIMUM)
+
+/* Copy COUNT objects from FROM to TO. The source and destination do
+ not overlap. */
+# ifndef YYCOPY
+# if 1 < __GNUC__
+# define YYCOPY(To, From, Count) \
+ __builtin_memcpy (To, From, (Count) * sizeof (*(From)))
+# else
+# define YYCOPY(To, From, Count) \
+ do \
+ { \
+ register YYSIZE_T yyi; \
+ for (yyi = 0; yyi < (Count); yyi++) \
+ (To)[yyi] = (From)[yyi]; \
+ } \
+ while (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 (0)
+
+#endif
+
+#if defined (__STDC__) || defined (__cplusplus)
+ typedef signed char yysigned_char;
+#else
+ typedef short yysigned_char;
+#endif
+
+/* YYFINAL -- State number of the termination state. */
+#define YYFINAL 2
+/* YYLAST -- Last index in YYTABLE. */
+#define YYLAST 52
+
+/* YYNTOKENS -- Number of terminals. */
+#define YYNTOKENS 22
+/* YYNNTS -- Number of nonterminals. */
+#define YYNNTS 12
+/* YYNRULES -- Number of rules. */
+#define YYNRULES 54
+/* YYNRULES -- Number of states. */
+#define YYNSTATES 64
+
+/* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX. */
+#define YYUNDEFTOK 2
+#define YYMAXUTOK 273
+
+#define YYTRANSLATE(YYX) \
+ ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)
+
+/* YYTRANSLATE[YYLEX] -- Bison symbol number corresponding to YYLEX. */
+static const unsigned char 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, 20, 2, 2, 21, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 19, 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,
+ 2, 2, 2, 2, 2, 2, 1, 2, 3, 4,
+ 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
+ 15, 16, 17, 18
+};
+
+#if YYDEBUG
+/* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in
+ YYRHS. */
+static const unsigned char yyprhs[] =
+{
+ 0, 0, 3, 4, 7, 9, 11, 13, 15, 17,
+ 19, 21, 24, 29, 34, 41, 48, 50, 53, 55,
+ 57, 60, 62, 65, 68, 72, 78, 82, 86, 89,
+ 94, 97, 101, 104, 106, 109, 112, 114, 117, 120,
+ 122, 125, 128, 130, 133, 136, 138, 141, 144, 146,
+ 149, 152, 154, 156, 157
+};
+
+/* YYRHS -- A `-1'-separated list of the rules' RHS. */
+static const yysigned_char yyrhs[] =
+{
+ 23, 0, -1, -1, 23, 24, -1, 25, -1, 26,
+ -1, 27, -1, 29, -1, 28, -1, 30, -1, 32,
+ -1, 18, 10, -1, 18, 19, 18, 33, -1, 18,
+ 19, 18, 17, -1, 18, 19, 18, 19, 18, 33,
+ -1, 18, 19, 18, 19, 18, 17, -1, 9, -1,
+ 9, 4, -1, 16, -1, 7, -1, 16, 4, -1,
+ 5, -1, 5, 20, -1, 18, 5, -1, 18, 21,
+ 18, -1, 18, 21, 18, 21, 18, -1, 18, 17,
+ 17, -1, 18, 12, 17, -1, 12, 18, -1, 12,
+ 18, 20, 18, -1, 18, 12, -1, 18, 12, 18,
+ -1, 31, 3, -1, 31, -1, 18, 15, -1, 17,
+ 15, -1, 15, -1, 18, 13, -1, 17, 13, -1,
+ 13, -1, 18, 6, -1, 17, 6, -1, 6, -1,
+ 18, 8, -1, 17, 8, -1, 8, -1, 18, 11,
+ -1, 17, 11, -1, 11, -1, 18, 14, -1, 17,
+ 14, -1, 14, -1, 18, -1, -1, 10, -1
+};
+
+/* YYRLINE[YYN] -- source line where rule number YYN was defined. */
+static const unsigned short yyrline[] =
+{
+ 0, 188, 188, 190, 194, 196, 198, 200, 202, 204,
+ 206, 210, 217, 224, 232, 239, 251, 253, 258, 260,
+ 262, 267, 272, 277, 285, 290, 310, 317, 325, 330,
+ 336, 341, 350, 359, 363, 365, 367, 369, 371, 373,
+ 375, 377, 379, 381, 383, 385, 387, 389, 391, 393,
+ 395, 397, 402, 439, 440
+};
+#endif
+
+#if YYDEBUG || YYERROR_VERBOSE
+/* YYTNME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM.
+ First, the terminals, then, starting at YYNTOKENS, nonterminals. */
+static const char *const yytname[] =
+{
+ "$end", "error", "$undefined", "tAGO", "tDST", "tDAY", "tDAY_UNIT",
+ "tDAYZONE", "tHOUR_UNIT", "tLOCAL_ZONE", "tMERIDIAN", "tMINUTE_UNIT",
+ "tMONTH", "tMONTH_UNIT", "tSEC_UNIT", "tYEAR_UNIT", "tZONE", "tSNUMBER",
+ "tUNUMBER", "':'", "','", "'/'", "$accept", "spec", "item", "time",
+ "local_zone", "zone", "day", "date", "rel", "relunit", "number",
+ "o_merid", 0
+};
+#endif
+
+# ifdef YYPRINT
+/* YYTOKNUM[YYLEX-NUM] -- Internal token number corresponding to
+ token YYLEX-NUM. */
+static const unsigned short yytoknum[] =
+{
+ 0, 256, 257, 258, 259, 260, 261, 262, 263, 264,
+ 265, 266, 267, 268, 269, 270, 271, 272, 273, 58,
+ 44, 47
+};
+# endif
+
+/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives. */
+static const unsigned char yyr1[] =
+{
+ 0, 22, 23, 23, 24, 24, 24, 24, 24, 24,
+ 24, 25, 25, 25, 25, 25, 26, 26, 27, 27,
+ 27, 28, 28, 28, 29, 29, 29, 29, 29, 29,
+ 29, 29, 30, 30, 31, 31, 31, 31, 31, 31,
+ 31, 31, 31, 31, 31, 31, 31, 31, 31, 31,
+ 31, 31, 32, 33, 33
+};
+
+/* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN. */
+static const unsigned char yyr2[] =
+{
+ 0, 2, 0, 2, 1, 1, 1, 1, 1, 1,
+ 1, 2, 4, 4, 6, 6, 1, 2, 1, 1,
+ 2, 1, 2, 2, 3, 5, 3, 3, 2, 4,
+ 2, 3, 2, 1, 2, 2, 1, 2, 2, 1,
+ 2, 2, 1, 2, 2, 1, 2, 2, 1, 2,
+ 2, 1, 1, 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 unsigned char yydefact[] =
+{
+ 2, 0, 1, 21, 42, 19, 45, 16, 48, 0,
+ 39, 51, 36, 18, 0, 52, 3, 4, 5, 6,
+ 8, 7, 9, 33, 10, 22, 17, 28, 20, 41,
+ 44, 47, 38, 50, 35, 23, 40, 43, 11, 46,
+ 30, 37, 49, 34, 0, 0, 0, 32, 0, 27,
+ 31, 26, 53, 24, 29, 54, 13, 0, 12, 0,
+ 53, 25, 15, 14
+};
+
+/* YYDEFGOTO[NTERM-NUM]. */
+static const yysigned_char yydefgoto[] =
+{
+ -1, 1, 16, 17, 18, 19, 20, 21, 22, 23,
+ 24, 58
+};
+
+/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
+ STATE-NUM. */
+#define YYPACT_NINF -17
+static const yysigned_char yypact[] =
+{
+ -17, 0, -17, 1, -17, -17, -17, 19, -17, -14,
+ -17, -17, -17, 32, 26, 14, -17, -17, -17, -17,
+ -17, -17, -17, 27, -17, -17, -17, 22, -17, -17,
+ -17, -17, -17, -17, -17, -17, -17, -17, -17, -17,
+ -16, -17, -17, -17, 29, 25, 30, -17, 31, -17,
+ -17, -17, 28, 23, -17, -17, -17, 33, -17, 34,
+ -7, -17, -17, -17
+};
+
+/* YYPGOTO[NTERM-NUM]. */
+static const yysigned_char yypgoto[] =
+{
+ -17, -17, -17, -17, -17, -17, -17, -17, -17, -17,
+ -17, -10
+};
+
+/* 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 unsigned char yytable[] =
+{
+ 2, 49, 50, 55, 27, 3, 4, 5, 6, 7,
+ 62, 8, 9, 10, 11, 12, 13, 14, 15, 35,
+ 36, 25, 37, 26, 38, 39, 40, 41, 42, 43,
+ 47, 44, 29, 45, 30, 46, 28, 31, 55, 32,
+ 33, 34, 48, 52, 59, 56, 51, 57, 53, 54,
+ 63, 60, 61
+};
+
+static const unsigned char yycheck[] =
+{
+ 0, 17, 18, 10, 18, 5, 6, 7, 8, 9,
+ 17, 11, 12, 13, 14, 15, 16, 17, 18, 5,
+ 6, 20, 8, 4, 10, 11, 12, 13, 14, 15,
+ 3, 17, 6, 19, 8, 21, 4, 11, 10, 13,
+ 14, 15, 20, 18, 21, 17, 17, 19, 18, 18,
+ 60, 18, 18
+};
+
+/* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
+ symbol of state STATE-NUM. */
+static const unsigned char yystos[] =
+{
+ 0, 23, 0, 5, 6, 7, 8, 9, 11, 12,
+ 13, 14, 15, 16, 17, 18, 24, 25, 26, 27,
+ 28, 29, 30, 31, 32, 20, 4, 18, 4, 6,
+ 8, 11, 13, 14, 15, 5, 6, 8, 10, 11,
+ 12, 13, 14, 15, 17, 19, 21, 3, 20, 17,
+ 18, 17, 18, 18, 18, 10, 17, 19, 33, 21,
+ 18, 18, 17, 33
+};
+
+#if ! defined (YYSIZE_T) && defined (__SIZE_TYPE__)
+# define YYSIZE_T __SIZE_TYPE__
+#endif
+#if ! defined (YYSIZE_T) && defined (size_t)
+# define YYSIZE_T size_t
+#endif
+#if ! defined (YYSIZE_T)
+# if defined (__STDC__) || defined (__cplusplus)
+# include <stddef.h> /* INFRINGES ON USER NAME SPACE */
+# define YYSIZE_T size_t
+# endif
+#endif
+#if ! defined (YYSIZE_T)
+# define YYSIZE_T unsigned int
+#endif
+
+#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 yyerrlab1
+
+
+/* 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; \
+ goto yybackup; \
+ } \
+ else \
+ { \
+ yyerror ("syntax error: cannot back up");\
+ YYERROR; \
+ } \
+while (0)
+
+#define YYTERROR 1
+#define YYERRCODE 256
+
+/* YYLLOC_DEFAULT -- Compute the default location (before the actions
+ are run). */
+
+#ifndef YYLLOC_DEFAULT
+# define YYLLOC_DEFAULT(Current, Rhs, N) \
+ Current.first_line = Rhs[1].first_line; \
+ Current.first_column = Rhs[1].first_column; \
+ Current.last_line = Rhs[N].last_line; \
+ Current.last_column = Rhs[N].last_column;
+#endif
+
+/* YYLEX -- calling `yylex' with the right arguments. */
+
+#ifdef YYLEX_PARAM
+# define YYLEX yylex (&yylval, YYLEX_PARAM)
+#else
+# define YYLEX yylex (&yylval)
+#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 (0)
+
+# define YYDSYMPRINT(Args) \
+do { \
+ if (yydebug) \
+ yysymprint Args; \
+} while (0)
+
+# define YYDSYMPRINTF(Title, Token, Value, Location) \
+do { \
+ if (yydebug) \
+ { \
+ YYFPRINTF (stderr, "%s ", Title); \
+ yysymprint (stderr, \
+ Token, Value); \
+ YYFPRINTF (stderr, "\n"); \
+ } \
+} while (0)
+
+/*------------------------------------------------------------------.
+| yy_stack_print -- Print the state stack from its BOTTOM up to its |
+| TOP (cinluded). |
+`------------------------------------------------------------------*/
+
+#if defined (__STDC__) || defined (__cplusplus)
+static void
+yy_stack_print (short *bottom, short *top)
+#else
+static void
+yy_stack_print (bottom, top)
+ short *bottom;
+ short *top;
+#endif
+{
+ YYFPRINTF (stderr, "Stack now");
+ for (/* Nothing. */; bottom <= top; ++bottom)
+ YYFPRINTF (stderr, " %d", *bottom);
+ YYFPRINTF (stderr, "\n");
+}
+
+# define YY_STACK_PRINT(Bottom, Top) \
+do { \
+ if (yydebug) \
+ yy_stack_print ((Bottom), (Top)); \
+} while (0)
+
+
+/*------------------------------------------------.
+| Report that the YYRULE is going to be reduced. |
+`------------------------------------------------*/
+
+#if defined (__STDC__) || defined (__cplusplus)
+static void
+yy_reduce_print (int yyrule)
+#else
+static void
+yy_reduce_print (yyrule)
+ int yyrule;
+#endif
+{
+ int yyi;
+ unsigned int yylineno = yyrline[yyrule];
+ YYFPRINTF (stderr, "Reducing stack by rule %d (line %u), ",
+ yyrule - 1, yylineno);
+ /* Print the symbols being reduced, and their result. */
+ for (yyi = yyprhs[yyrule]; 0 <= yyrhs[yyi]; yyi++)
+ YYFPRINTF (stderr, "%s ", yytname [yyrhs[yyi]]);
+ YYFPRINTF (stderr, "-> %s\n", yytname [yyr1[yyrule]]);
+}
+
+# define YY_REDUCE_PRINT(Rule) \
+do { \
+ if (yydebug) \
+ yy_reduce_print (Rule); \
+} while (0)
+
+/* Nonzero means print parse trace. It is left uninitialized so that
+ multiple parsers can coexist. */
+int yydebug;
+#else /* !YYDEBUG */
+# define YYDPRINTF(Args)
+# define YYDSYMPRINT(Args)
+# define YYDSYMPRINTF(Title, Token, 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
+ SIZE_MAX < YYSTACK_BYTES (YYMAXDEPTH)
+ evaluated with infinite-precision integer arithmetic. */
+
+#if YYMAXDEPTH == 0
+# undef YYMAXDEPTH
+#endif
+
+#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. */
+static YYSIZE_T
+# if defined (__STDC__) || defined (__cplusplus)
+yystrlen (const char *yystr)
+# else
+yystrlen (yystr)
+ const char *yystr;
+# endif
+{
+ register const char *yys = yystr;
+
+ while (*yys++ != '\0')
+ continue;
+
+ return yys - yystr - 1;
+}
+# 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. */
+static char *
+# if defined (__STDC__) || defined (__cplusplus)
+yystpcpy (char *yydest, const char *yysrc)
+# else
+yystpcpy (yydest, yysrc)
+ char *yydest;
+ const char *yysrc;
+# endif
+{
+ register char *yyd = yydest;
+ register const char *yys = yysrc;
+
+ while ((*yyd++ = *yys++) != '\0')
+ continue;
+
+ return yyd - 1;
+}
+# endif
+# endif
+
+#endif /* !YYERROR_VERBOSE */
+
+
+
+#if YYDEBUG
+/*--------------------------------.
+| Print this symbol on YYOUTPUT. |
+`--------------------------------*/
+
+#if defined (__STDC__) || defined (__cplusplus)
+static void
+yysymprint (FILE *yyoutput, int yytype, YYSTYPE *yyvaluep)
+#else
+static void
+yysymprint (yyoutput, yytype, yyvaluep)
+ FILE *yyoutput;
+ int yytype;
+ YYSTYPE *yyvaluep;
+#endif
+{
+ /* Pacify ``unused variable'' warnings. */
+ (void) yyvaluep;
+
+ if (yytype < YYNTOKENS)
+ {
+ YYFPRINTF (yyoutput, "token %s (", yytname[yytype]);
+# ifdef YYPRINT
+ YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep);
+# endif
+ }
+ else
+ YYFPRINTF (yyoutput, "nterm %s (", yytname[yytype]);
+
+ switch (yytype)
+ {
+ default:
+ break;
+ }
+ YYFPRINTF (yyoutput, ")");
+}
+
+#endif /* ! YYDEBUG */
+/*-----------------------------------------------.
+| Release the memory associated to this symbol. |
+`-----------------------------------------------*/
+
+#if defined (__STDC__) || defined (__cplusplus)
+static void
+yydestruct (int yytype, YYSTYPE *yyvaluep)
+#else
+static void
+yydestruct (yytype, yyvaluep)
+ int yytype;
+ YYSTYPE *yyvaluep;
+#endif
+{
+ /* Pacify ``unused variable'' warnings. */
+ (void) yyvaluep;
+
+ 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 (void);
+#else
+int yyparse ();
+#endif
+#endif /* ! YYPARSE_PARAM */
+
+
+
+
+
+
+/*----------.
+| yyparse. |
+`----------*/
+
+#ifdef YYPARSE_PARAM
+# if defined (__STDC__) || defined (__cplusplus)
+int yyparse (void *YYPARSE_PARAM)
+# else
+int yyparse (YYPARSE_PARAM)
+ void *YYPARSE_PARAM;
+# endif
+#else /* ! YYPARSE_PARAM */
+#if defined (__STDC__) || defined (__cplusplus)
+int
+yyparse (void)
+#else
+int
+yyparse ()
+
+#endif
+#endif
+{
+ /* The lookahead symbol. */
+int yychar;
+
+/* The semantic value of the lookahead symbol. */
+YYSTYPE yylval;
+
+/* Number of syntax errors so far. */
+int yynerrs;
+
+ register int yystate;
+ register 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;
+
+ /* 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. */
+ short yyssa[YYINITDEPTH];
+ short *yyss = yyssa;
+ register short *yyssp;
+
+ /* The semantic value stack. */
+ YYSTYPE yyvsa[YYINITDEPTH];
+ YYSTYPE *yyvs = yyvsa;
+ register YYSTYPE *yyvsp;
+
+
+
+#define YYPOPSTACK (yyvsp--, yyssp--)
+
+ YYSIZE_T yystacksize = YYINITDEPTH;
+
+ /* The variables used to return semantic value and location from the
+ action routines. */
+ YYSTYPE yyval;
+
+
+ /* When reducing, the number of symbols on the RHS of the reduced
+ rule. */
+ int yylen;
+
+ 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;
+ short *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 ("parser stack overflow",
+ &yyss1, yysize * sizeof (*yyssp),
+ &yyvs1, yysize * sizeof (*yyvsp),
+
+ &yystacksize);
+
+ yyss = yyss1;
+ yyvs = yyvs1;
+ }
+#else /* no yyoverflow */
+# ifndef YYSTACK_RELOCATE
+ goto yyoverflowlab;
+# else
+ /* Extend the stack our own way. */
+ if (YYMAXDEPTH <= yystacksize)
+ goto yyoverflowlab;
+ yystacksize *= 2;
+ if (YYMAXDEPTH < yystacksize)
+ yystacksize = YYMAXDEPTH;
+
+ {
+ short *yyss1 = yyss;
+ union yyalloc *yyptr =
+ (union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize));
+ if (! yyptr)
+ goto yyoverflowlab;
+ 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));
+
+ 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. */
+/* yyresume: */
+
+ /* 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);
+ YYDSYMPRINTF ("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;
+ }
+
+ if (yyn == YYFINAL)
+ YYACCEPT;
+
+ /* Shift the lookahead token. */
+ YYDPRINTF ((stderr, "Shifting token %s, ", yytname[yytoken]));
+
+ /* Discard the token being shifted unless it is eof. */
+ if (yychar != YYEOF)
+ yychar = YYEMPTY;
+
+ *++yyvsp = yylval;
+
+
+ /* Count tokens shifted since error; after three, turn off error
+ status. */
+ if (yyerrstatus)
+ yyerrstatus--;
+
+ yystate = yyn;
+ 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 195 "getdate.y"
+ { PC.times_seen++; }
+ break;
+
+ case 5:
+#line 197 "getdate.y"
+ { PC.local_zones_seen++; }
+ break;
+
+ case 6:
+#line 199 "getdate.y"
+ { PC.zones_seen++; }
+ break;
+
+ case 7:
+#line 201 "getdate.y"
+ { PC.dates_seen++; }
+ break;
+
+ case 8:
+#line 203 "getdate.y"
+ { PC.days_seen++; }
+ break;
+
+ case 9:
+#line 205 "getdate.y"
+ { PC.rels_seen++; }
+ break;
+
+ case 11:
+#line 211 "getdate.y"
+ {
+ PC.hour = yyvsp[-1].textintval.value;
+ PC.minutes = 0;
+ PC.seconds = 0;
+ PC.meridian = yyvsp[0].intval;
+ }
+ break;
+
+ case 12:
+#line 218 "getdate.y"
+ {
+ PC.hour = yyvsp[-3].textintval.value;
+ PC.minutes = yyvsp[-1].textintval.value;
+ PC.seconds = 0;
+ PC.meridian = yyvsp[0].intval;
+ }
+ break;
+
+ case 13:
+#line 225 "getdate.y"
+ {
+ PC.hour = yyvsp[-3].textintval.value;
+ PC.minutes = yyvsp[-1].textintval.value;
+ PC.meridian = MER24;
+ PC.zones_seen++;
+ PC.time_zone = yyvsp[0].textintval.value % 100 + (yyvsp[0].textintval.value / 100) * 60;
+ }
+ break;
+
+ case 14:
+#line 233 "getdate.y"
+ {
+ PC.hour = yyvsp[-5].textintval.value;
+ PC.minutes = yyvsp[-3].textintval.value;
+ PC.seconds = yyvsp[-1].textintval.value;
+ PC.meridian = yyvsp[0].intval;
+ }
+ break;
+
+ case 15:
+#line 240 "getdate.y"
+ {
+ PC.hour = yyvsp[-5].textintval.value;
+ PC.minutes = yyvsp[-3].textintval.value;
+ PC.seconds = yyvsp[-1].textintval.value;
+ PC.meridian = MER24;
+ PC.zones_seen++;
+ PC.time_zone = yyvsp[0].textintval.value % 100 + (yyvsp[0].textintval.value / 100) * 60;
+ }
+ break;
+
+ case 16:
+#line 252 "getdate.y"
+ { PC.local_isdst = yyvsp[0].intval; }
+ break;
+
+ case 17:
+#line 254 "getdate.y"
+ { PC.local_isdst = yyvsp[-1].intval < 0 ? 1 : yyvsp[-1].intval + 1; }
+ break;
+
+ case 18:
+#line 259 "getdate.y"
+ { PC.time_zone = yyvsp[0].intval; }
+ break;
+
+ case 19:
+#line 261 "getdate.y"
+ { PC.time_zone = yyvsp[0].intval + 60; }
+ break;
+
+ case 20:
+#line 263 "getdate.y"
+ { PC.time_zone = yyvsp[-1].intval + 60; }
+ break;
+
+ case 21:
+#line 268 "getdate.y"
+ {
+ PC.day_ordinal = 1;
+ PC.day_number = yyvsp[0].intval;
+ }
+ break;
+
+ case 22:
+#line 273 "getdate.y"
+ {
+ PC.day_ordinal = 1;
+ PC.day_number = yyvsp[-1].intval;
+ }
+ break;
+
+ case 23:
+#line 278 "getdate.y"
+ {
+ PC.day_ordinal = yyvsp[-1].textintval.value;
+ PC.day_number = yyvsp[0].intval;
+ }
+ break;
+
+ case 24:
+#line 286 "getdate.y"
+ {
+ PC.month = yyvsp[-2].textintval.value;
+ PC.day = yyvsp[0].textintval.value;
+ }
+ break;
+
+ case 25:
+#line 291 "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[-4].textintval.digits)
+ {
+ PC.year = yyvsp[-4].textintval;
+ PC.month = yyvsp[-2].textintval.value;
+ PC.day = yyvsp[0].textintval.value;
+ }
+ else
+ {
+ PC.month = yyvsp[-4].textintval.value;
+ PC.day = yyvsp[-2].textintval.value;
+ PC.year = yyvsp[0].textintval;
+ }
+ }
+ break;
+
+ case 26:
+#line 311 "getdate.y"
+ {
+ /* ISO 8601 format. YYYY-MM-DD. */
+ PC.year = yyvsp[-2].textintval;
+ PC.month = -yyvsp[-1].textintval.value;
+ PC.day = -yyvsp[0].textintval.value;
+ }
+ break;
+
+ case 27:
+#line 318 "getdate.y"
+ {
+ /* e.g. 17-JUN-1992. */
+ PC.day = yyvsp[-2].textintval.value;
+ PC.month = yyvsp[-1].intval;
+ PC.year.value = -yyvsp[0].textintval.value;
+ PC.year.digits = yyvsp[0].textintval.digits;
+ }
+ break;
+
+ case 28:
+#line 326 "getdate.y"
+ {
+ PC.month = yyvsp[-1].intval;
+ PC.day = yyvsp[0].textintval.value;
+ }
+ break;
+
+ case 29:
+#line 331 "getdate.y"
+ {
+ PC.month = yyvsp[-3].intval;
+ PC.day = yyvsp[-2].textintval.value;
+ PC.year = yyvsp[0].textintval;
+ }
+ break;
+
+ case 30:
+#line 337 "getdate.y"
+ {
+ PC.day = yyvsp[-1].textintval.value;
+ PC.month = yyvsp[0].intval;
+ }
+ break;
+
+ case 31:
+#line 342 "getdate.y"
+ {
+ PC.day = yyvsp[-2].textintval.value;
+ PC.month = yyvsp[-1].intval;
+ PC.year = yyvsp[0].textintval;
+ }
+ break;
+
+ case 32:
+#line 351 "getdate.y"
+ {
+ PC.rel_seconds = -PC.rel_seconds;
+ PC.rel_minutes = -PC.rel_minutes;
+ PC.rel_hour = -PC.rel_hour;
+ PC.rel_day = -PC.rel_day;
+ PC.rel_month = -PC.rel_month;
+ PC.rel_year = -PC.rel_year;
+ }
+ break;
+
+ case 34:
+#line 364 "getdate.y"
+ { PC.rel_year += yyvsp[-1].textintval.value * yyvsp[0].intval; }
+ break;
+
+ case 35:
+#line 366 "getdate.y"
+ { PC.rel_year += yyvsp[-1].textintval.value * yyvsp[0].intval; }
+ break;
+
+ case 36:
+#line 368 "getdate.y"
+ { PC.rel_year += yyvsp[0].intval; }
+ break;
+
+ case 37:
+#line 370 "getdate.y"
+ { PC.rel_month += yyvsp[-1].textintval.value * yyvsp[0].intval; }
+ break;
+
+ case 38:
+#line 372 "getdate.y"
+ { PC.rel_month += yyvsp[-1].textintval.value * yyvsp[0].intval; }
+ break;
+
+ case 39:
+#line 374 "getdate.y"
+ { PC.rel_month += yyvsp[0].intval; }
+ break;
+
+ case 40:
+#line 376 "getdate.y"
+ { PC.rel_day += yyvsp[-1].textintval.value * yyvsp[0].intval; }
+ break;
+
+ case 41:
+#line 378 "getdate.y"
+ { PC.rel_day += yyvsp[-1].textintval.value * yyvsp[0].intval; }
+ break;
+
+ case 42:
+#line 380 "getdate.y"
+ { PC.rel_day += yyvsp[0].intval; }
+ break;
+
+ case 43:
+#line 382 "getdate.y"
+ { PC.rel_hour += yyvsp[-1].textintval.value * yyvsp[0].intval; }
+ break;
+
+ case 44:
+#line 384 "getdate.y"
+ { PC.rel_hour += yyvsp[-1].textintval.value * yyvsp[0].intval; }
+ break;
+
+ case 45:
+#line 386 "getdate.y"
+ { PC.rel_hour += yyvsp[0].intval; }
+ break;
+
+ case 46:
+#line 388 "getdate.y"
+ { PC.rel_minutes += yyvsp[-1].textintval.value * yyvsp[0].intval; }
+ break;
+
+ case 47:
+#line 390 "getdate.y"
+ { PC.rel_minutes += yyvsp[-1].textintval.value * yyvsp[0].intval; }
+ break;
+
+ case 48:
+#line 392 "getdate.y"
+ { PC.rel_minutes += yyvsp[0].intval; }
+ break;
+
+ case 49:
+#line 394 "getdate.y"
+ { PC.rel_seconds += yyvsp[-1].textintval.value * yyvsp[0].intval; }
+ break;
+
+ case 50:
+#line 396 "getdate.y"
+ { PC.rel_seconds += yyvsp[-1].textintval.value * yyvsp[0].intval; }
+ break;
+
+ case 51:
+#line 398 "getdate.y"
+ { PC.rel_seconds += yyvsp[0].intval; }
+ break;
+
+ case 52:
+#line 403 "getdate.y"
+ {
+ if (PC.dates_seen
+ && ! PC.rels_seen && (PC.times_seen || 2 < yyvsp[0].textintval.digits))
+ PC.year = yyvsp[0].textintval;
+ else
+ {
+ if (4 < yyvsp[0].textintval.digits)
+ {
+ PC.dates_seen++;
+ PC.day = yyvsp[0].textintval.value % 100;
+ PC.month = (yyvsp[0].textintval.value / 100) % 100;
+ PC.year.value = yyvsp[0].textintval.value / 10000;
+ PC.year.digits = yyvsp[0].textintval.digits - 4;
+ }
+ else
+ {
+ PC.times_seen++;
+ if (yyvsp[0].textintval.digits <= 2)
+ {
+ PC.hour = yyvsp[0].textintval.value;
+ PC.minutes = 0;
+ }
+ else
+ {
+ PC.hour = yyvsp[0].textintval.value / 100;
+ PC.minutes = yyvsp[0].textintval.value % 100;
+ }
+ PC.seconds = 0;
+ PC.meridian = MER24;
+ }
+ }
+ }
+ break;
+
+ case 53:
+#line 439 "getdate.y"
+ { yyval.intval = MER24; }
+ break;
+
+ case 54:
+#line 441 "getdate.y"
+ { yyval.intval = yyvsp[0].intval; }
+ break;
+
+
+ }
+
+/* Line 999 of yacc.c. */
+#line 1593 "getdate.c"
+
+ yyvsp -= yylen;
+ yyssp -= yylen;
+
+
+ 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
+ yyn = yypact[yystate];
+
+ if (YYPACT_NINF < yyn && yyn < YYLAST)
+ {
+ YYSIZE_T yysize = 0;
+ int yytype = YYTRANSLATE (yychar);
+ char *yymsg;
+ int yyx, yycount;
+
+ yycount = 0;
+ /* Start YYX at -YYN if negative to avoid negative indexes in
+ YYCHECK. */
+ for (yyx = yyn < 0 ? -yyn : 0;
+ yyx < (int) (sizeof (yytname) / sizeof (char *)); yyx++)
+ if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
+ yysize += yystrlen (yytname[yyx]) + 15, yycount++;
+ yysize += yystrlen ("syntax error, unexpected ") + 1;
+ yysize += yystrlen (yytname[yytype]);
+ yymsg = (char *) YYSTACK_ALLOC (yysize);
+ if (yymsg != 0)
+ {
+ char *yyp = yystpcpy (yymsg, "syntax error, unexpected ");
+ yyp = yystpcpy (yyp, yytname[yytype]);
+
+ if (yycount < 5)
+ {
+ yycount = 0;
+ for (yyx = yyn < 0 ? -yyn : 0;
+ yyx < (int) (sizeof (yytname) / sizeof (char *));
+ yyx++)
+ if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
+ {
+ const char *yyq = ! yycount ? ", expecting " : " or ";
+ yyp = yystpcpy (yyp, yyq);
+ yyp = yystpcpy (yyp, yytname[yyx]);
+ yycount++;
+ }
+ }
+ yyerror (yymsg);
+ YYSTACK_FREE (yymsg);
+ }
+ else
+ yyerror ("syntax error; also virtual memory exhausted");
+ }
+ else
+#endif /* YYERROR_VERBOSE */
+ yyerror ("syntax error");
+ }
+
+
+
+ if (yyerrstatus == 3)
+ {
+ /* If just tried and failed to reuse lookahead token after an
+ error, discard it. */
+
+ /* Return failure if at end of input. */
+ if (yychar == YYEOF)
+ {
+ /* Pop the error token. */
+ YYPOPSTACK;
+ /* Pop the rest of the stack. */
+ while (yyss < yyssp)
+ {
+ YYDSYMPRINTF ("Error: popping", yystos[*yyssp], yyvsp, yylsp);
+ yydestruct (yystos[*yyssp], yyvsp);
+ YYPOPSTACK;
+ }
+ YYABORT;
+ }
+
+ YYDSYMPRINTF ("Error: discarding", yytoken, &yylval, &yylloc);
+ yydestruct (yytoken, &yylval);
+ yychar = YYEMPTY;
+
+ }
+
+ /* Else will try to reuse lookahead token after shifting the error
+ token. */
+ goto yyerrlab1;
+
+
+/*----------------------------------------------------.
+| yyerrlab1 -- error raised explicitly by an action. |
+`----------------------------------------------------*/
+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;
+
+ YYDSYMPRINTF ("Error: popping", yystos[*yyssp], yyvsp, yylsp);
+ yydestruct (yystos[yystate], yyvsp);
+ yyvsp--;
+ yystate = *--yyssp;
+
+ YY_STACK_PRINT (yyss, yyssp);
+ }
+
+ if (yyn == YYFINAL)
+ YYACCEPT;
+
+ YYDPRINTF ((stderr, "Shifting error token, "));
+
+ *++yyvsp = yylval;
+
+
+ yystate = yyn;
+ goto yynewstate;
+
+
+/*-------------------------------------.
+| yyacceptlab -- YYACCEPT comes here. |
+`-------------------------------------*/
+yyacceptlab:
+ yyresult = 0;
+ goto yyreturn;
+
+/*-----------------------------------.
+| yyabortlab -- YYABORT comes here. |
+`-----------------------------------*/
+yyabortlab:
+ yyresult = 1;
+ goto yyreturn;
+
+#ifndef yyoverflow
+/*----------------------------------------------.
+| yyoverflowlab -- parser overflow comes here. |
+`----------------------------------------------*/
+yyoverflowlab:
+ yyerror ("parser stack overflow");
+ yyresult = 2;
+ /* Fall through. */
+#endif
+
+yyreturn:
+#ifndef yyoverflow
+ if (yyss != yyssa)
+ YYSTACK_FREE (yyss);
+#endif
+ return yyresult;
+}
+
+
+#line 444 "getdate.y"
+
+
+/* Include this file down here because bison inserts code above which
+ may define-away `const'. We want the prototype for get_date to have
+ the same signature as the function definition. */
+#include "modules/getdate.h"
+
+#ifndef gmtime
+struct tm *gmtime ();
+#endif
+#ifndef localtime
+struct tm *localtime ();
+#endif
+#ifndef mktime
+time_t mktime ();
+#endif
+
+static table const meridian_table[] =
+{
+ { "AM", tMERIDIAN, MERam },
+ { "A.M.", tMERIDIAN, MERam },
+ { "PM", tMERIDIAN, MERpm },
+ { "P.M.", tMERIDIAN, MERpm },
+ { 0, 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 },
+ { 0, 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 },
+ { 0, 0, 0 }
+};
+
+/* Assorted relative-time words. */
+static table const relative_time_table[] =
+{
+ { "TOMORROW", tMINUTE_UNIT, 24 * 60 },
+ { "YESTERDAY",tMINUTE_UNIT, - (24 * 60) },
+ { "TODAY", tMINUTE_UNIT, 0 },
+ { "NOW", tMINUTE_UNIT, 0 },
+ { "LAST", tUNUMBER, -1 },
+ { "THIS", tUNUMBER, 0 },
+ { "NEXT", tUNUMBER, 1 },
+ { "FIRST", tUNUMBER, 1 },
+/*{ "SECOND", tUNUMBER, 2 }, */
+ { "THIRD", tUNUMBER, 3 },
+ { "FOURTH", tUNUMBER, 4 },
+ { "FIFTH", tUNUMBER, 5 },
+ { "SIXTH", tUNUMBER, 6 },
+ { "SEVENTH", tUNUMBER, 7 },
+ { "EIGHTH", tUNUMBER, 8 },
+ { "NINTH", tUNUMBER, 9 },
+ { "TENTH", tUNUMBER, 10 },
+ { "ELEVENTH", tUNUMBER, 11 },
+ { "TWELFTH", tUNUMBER, 12 },
+ { "AGO", tAGO, 1 },
+ { 0, 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[] =
+{
+ { "GMT", tZONE, HOUR ( 0) }, /* Greenwich Mean */
+ { "UT", tZONE, HOUR ( 0) }, /* Universal (Coordinated) */
+ { "UTC", tZONE, HOUR ( 0) },
+ { "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 */
+ { 0, 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) },
+ { 0, 0, 0 }
+};
+
+
+
+static int
+to_hour (int hours, int meridian)
+{
+ switch (meridian)
+ {
+ 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;
+ default:
+ abort ();
+ }
+ /* NOTREACHED */
+ return 0;
+}
+
+static int
+to_year (textint textyear)
+{
+ 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. */
+ 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;
+
+ /* Try local zone abbreviations first; they're 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 0;
+}
+
+#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 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,
+ but it's OK to assume that A and B are close to each other. */
+ int a4 = (a->tm_year >> 2) + (TM_YEAR_BASE >> 2) - ! (a->tm_year & 3);
+ int b4 = (b->tm_year >> 2) + (TM_YEAR_BASE >> 2) - ! (b->tm_year & 3);
+ int a100 = a4 / 25 - (a4 % 25 < 0);
+ int b100 = b4 / 25 - (b4 % 25 < 0);
+ int a400 = a100 >> 2;
+ int b400 = b100 >> 2;
+ int intervening_leap_days = (a4 - b4) - (a100 - b100) + (a400 - b400);
+ int years = a->tm_year - b->tm_year;
+ 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;
+ int i;
+ int abbrev;
+
+ /* Make it uppercase. */
+ for (p = word; *p; p++)
+ if (ISLOWER ((unsigned char) *p))
+ *p = toupper ((unsigned char) *p);
+
+ 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 (i = 0, p = q = word; (*p = *q); q++)
+ if (*q == '.')
+ i = 1;
+ else
+ p++;
+ if (i && (tp = lookup_zone (pc, word)))
+ return tp;
+
+ return 0;
+}
+
+static int
+yylex (YYSTYPE *lvalp, parser_control *pc)
+{
+ unsigned char c;
+ int count;
+
+ for (;;)
+ {
+ while (c = *pc->input, ISSPACE (c))
+ pc->input++;
+
+ if (ISDIGIT (c) || c == '-' || c == '+')
+ {
+ char const *p;
+ int sign;
+ int value;
+ if (c == '-' || c == '+')
+ {
+ sign = c == '-' ? -1 : 1;
+ c = *++pc->input;
+ if (! ISDIGIT (c))
+ /* skip the '-' sign */
+ continue;
+ }
+ else
+ sign = 0;
+ p = pc->input;
+ value = 0;
+ do
+ {
+ value = 10 * value + c - '0';
+ c = *++p;
+ }
+ while (ISDIGIT (c));
+ lvalp->textintval.value = sign < 0 ? -value : value;
+ 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 (char *s ATTRIBUTE_UNUSED)
+{
+ return 0;
+}
+
+/* Parse a date/time string P. Return the corresponding time_t value,
+ or (time_t) -1 if there is an error. P can be an incomplete or
+ relative time specification; if so, use *NOW as the basis for the
+ returned time. */
+time_t
+get_date (const char *p, const time_t *now)
+{
+ time_t Start = now ? *now : time (0);
+ struct tm *tmp = localtime (&Start);
+ struct tm tm;
+ struct tm tm0;
+ parser_control pc;
+
+ if (! tmp)
+ return -1;
+
+ pc.input = p;
+ pc.year.value = tmp->tm_year + TM_YEAR_BASE;
+ pc.year.digits = 4;
+ pc.month = tmp->tm_mon + 1;
+ pc.day = tmp->tm_mday;
+ pc.hour = tmp->tm_hour;
+ pc.minutes = tmp->tm_min;
+ pc.seconds = tmp->tm_sec;
+ tm.tm_isdst = tmp->tm_isdst;
+
+ pc.meridian = MER24;
+ pc.rel_seconds = 0;
+ pc.rel_minutes = 0;
+ pc.rel_hour = 0;
+ pc.rel_day = 0;
+ pc.rel_month = 0;
+ pc.rel_year = 0;
+ pc.dates_seen = 0;
+ pc.days_seen = 0;
+ pc.rels_seen = 0;
+ pc.times_seen = 0;
+ pc.local_zones_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 = 0;
+
+ /* 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 *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 = 0;
+ }
+ 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 = 0;
+ }
+#else
+ pc.local_time_zone_table[0].name = 0;
+#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 = 0;
+ }
+
+ if (yyparse (&pc) != 0
+ || 1 < pc.times_seen || 1 < pc.dates_seen || 1 < pc.days_seen
+ || 1 < (pc.local_zones_seen + pc.zones_seen)
+ || (pc.local_zones_seen && 1 < pc.local_isdst))
+ return -1;
+
+ tm.tm_year = to_year (pc.year) - TM_YEAR_BASE + pc.rel_year;
+ tm.tm_mon = pc.month - 1 + pc.rel_month;
+ tm.tm_mday = pc.day + pc.rel_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)
+ return -1;
+ tm.tm_min = pc.minutes;
+ tm.tm_sec = pc.seconds;
+ }
+ else
+ {
+ tm.tm_hour = tm.tm_min = tm.tm_sec = 0;
+ }
+
+ /* Let mktime deduce tm_isdst if we have an absolute time stamp,
+ or if the relative time stamp mentions days, months, or years. */
+ if (pc.dates_seen | pc.days_seen | pc.times_seen | pc.rel_day
+ | pc.rel_month | pc.rel_year)
+ 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 (Start == (time_t) -1)
+ {
+
+ /* Guard against falsely reporting errors near the time_t boundaries
+ when parsing times in other time zones. For example, if the min
+ time_t value is 1970-01-01 00:00:00 UTC and we are 8 hours ahead
+ of UTC, then the min localtime value is 1970-01-01 08:00:00; if
+ we apply mktime to 1970-01-01 00:00:00 we will get an error, so
+ we apply mktime to 1970-01-02 08:00:00 instead and adjust the time
+ zone by 24 hours to compensate. This algorithm assumes that
+ there is no DST transition within a day of the time_t boundaries. */
+ if (pc.zones_seen)
+ {
+ tm = tm0;
+ if (tm.tm_year <= EPOCH_YEAR - TM_YEAR_BASE)
+ {
+ tm.tm_mday++;
+ pc.time_zone += 24 * 60;
+ }
+ else
+ {
+ tm.tm_mday--;
+ pc.time_zone -= 24 * 60;
+ }
+ Start = mktime (&tm);
+ }
+
+ if (Start == (time_t) -1)
+ return Start;
+ }
+
+ 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)
+ return Start;
+ }
+
+ if (pc.zones_seen)
+ {
+ int delta = pc.time_zone * 60;
+#ifdef HAVE_TM_GMTOFF
+ delta -= tm.tm_gmtoff;
+#else
+ struct tm *gmt = gmtime (&Start);
+ if (! gmt)
+ return -1;
+ delta -= tm_diff (&tm, gmt);
+#endif
+ if ((Start < Start - delta) != (delta < 0))
+ return -1; /* time_t overflow */
+ Start -= delta;
+ }
+
+ /* Add relative hours, minutes, and seconds. Ignore leap seconds;
+ i.e. "+ 10 minutes" means 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. */
+ {
+ time_t t0 = Start;
+ long d1 = 60 * 60 * (long) pc.rel_hour;
+ time_t t1 = t0 + d1;
+ long d2 = 60 * (long) pc.rel_minutes;
+ time_t t2 = t1 + d2;
+ int d3 = pc.rel_seconds;
+ time_t t3 = t2 + d3;
+ if ((d1 / (60 * 60) ^ pc.rel_hour)
+ | (d2 / 60 ^ pc.rel_minutes)
+ | ((t0 + d1 < t0) ^ (d1 < 0))
+ | ((t1 + d2 < t1) ^ (d2 < 0))
+ | ((t2 + d3 < t2) ^ (d3 < 0)))
+ return -1;
+ Start = t3;
+ }
+
+ return Start;
+}
+
+#if TEST
+
+#include <stdio.h>
+
+int
+main (int ac, char **av)
+{
+ char buff[BUFSIZ];
+ time_t d;
+
+ printf ("Enter date, or blank line to exit.\n\t> ");
+ fflush (stdout);
+
+ buff[BUFSIZ - 1] = 0;
+ while (fgets (buff, BUFSIZ - 1, stdin) && buff[0])
+ {
+ d = get_date (buff, 0);
+ if (d == (time_t) -1)
+ printf ("Bad format - couldn't convert.\n");
+ else
+ printf ("%s", ctime (&d));
+ printf ("\t> ");
+ fflush (stdout);
+ }
+ return 0;
+}
+#endif /* defined TEST */
+
+