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Diffstat (limited to 'src/parsedate.c')
| -rw-r--r-- | src/parsedate.c | 2760 |
1 files changed, 2760 insertions, 0 deletions
diff --git a/src/parsedate.c b/src/parsedate.c new file mode 100644 index 0000000..87dc1bb --- /dev/null +++ b/src/parsedate.c @@ -0,0 +1,2760 @@ +/* A Bison parser, made by GNU Bison 3.8.2. */ + +/* Bison implementation for Yacc-like parsers in C + + Copyright (C) 1984, 1989-1990, 2000-2015, 2018-2021 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 3 of the License, 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, see <https://www.gnu.org/licenses/>. */ + +/* 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. */ + +/* DO NOT RELY ON FEATURES THAT ARE NOT DOCUMENTED in the manual, + especially those whose name start with YY_ or yy_. They are + private implementation details that can be changed or removed. */ + +/* 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, and Bison version. */ +#define YYBISON 30802 + +/* Bison version string. */ +#define YYBISON_VERSION "3.8.2" + +/* Skeleton name. */ +#define YYSKELETON_NAME "yacc.c" + +/* Pure parsers. */ +#define YYPURE 1 + +/* Push parsers. */ +#define YYPUSH 0 + +/* Pull parsers. */ +#define YYPULL 1 + +/* Substitute the type names. */ +#define YYSTYPE RAPTOR_PARSEDATE_STYPE +/* Substitute the variable and function names. */ +#define yyparse raptor_parsedate_parse +#define yylex raptor_parsedate_lex +#define yyerror raptor_parsedate_error +#define yydebug raptor_parsedate_debug +#define yynerrs raptor_parsedate_nerrs + +/* First part of user prologue. */ +#line 1 "./parsedate.y" + +/* + * Imported from the public domain source in PHP 4.4 + * Fri May 20 07:14:01 2005 + * https://github.com/php/php-src/blob/379c4af44aa6456fbdbc69dba3ead166ba7ff67d/ext/standard/parsedate.y + * + * and patched from there + * + * Later versions removed this from PHP and replaced it with entirely + * new code written under the PHP license. That code is not used here + * and cannot be used. + * + */ + + +/* +** Originally written by Steven M. Bellovin <smb@research.att.com> while +** at the University of North Carolina at Chapel Hill. Later tweaked by +** a couple of people on Usenet. Completely overhauled by Rich $alz +** <rsalz@bbn.com> and Jim Berets <jberets@bbn.com> in August, 1990. +** +** This code is in the public domain and has no copyright. +*/ + + +#ifdef HAVE_CONFIG_H +#include <raptor_config.h> +#endif + +#include <stdio.h> +#include <sys/types.h> +#include <ctype.h> + +#ifdef HAVE_SYS_TIME_H +#include <sys/time.h> +#endif +#ifdef HAVE_TIME_H +#include <time.h> +#endif + +#ifdef HAVE_STDLIB_H +#include <stdlib.h> +#endif + +#if defined(_HPUX_SOURCE) +#include <alloca.h> +#endif + +#include "raptor2.h" +#include "raptor_internal.h" + + +#define ISDIGIT(c) ((unsigned) (c) - '0' <= 9) + +#ifdef HAVE_STRING_H +# include <string.h> +#endif + +#if !defined(__GNUC__) || __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7) +# define __attribute__(x) +#endif + +#ifndef ATTRIBUTE_UNUSED +# define ATTRIBUTE_UNUSED __attribute__ ((__unused__)) +#endif + +/* Some old versions of bison generate parsers that use bcopy. + That loses on systems that don't provide the function, so we have + to redefine it here. */ +#if !defined (HAVE_BCOPY) && defined (HAVE_MEMCPY) && !defined (bcopy) +# define bcopy(from, to, len) memcpy ((to), (from), (len)) +#endif + +/* Prototypes */ +static int raptor_parsedate_error(void* parm, const char *msg); + + +#define EPOCH 1970 +#define HOUR(x) ((x) * 60) + +#define MAX_BUFF_LEN 128 /* size of buffer to read the date into */ + +/* +** An entry in the lexical lookup table. +*/ +typedef struct _TABLE { + const char *name; + int type; + int value; +} TABLE; + + +/* +** Meridian: am, pm, or 24-hour style. +*/ +typedef enum _MERIDIAN { + MERam, MERpm, MER24 +} MERIDIAN; + +struct date_yy { + const char *yyInput; + int yyDayOrdinal; + int yyDayNumber; + int yyHaveDate; + int yyHaveDay; + int yyHaveRel; + int yyHaveTime; + int yyHaveZone; + int yyTimezone; + int yyDay; + int yyHour; + int yyMinutes; + int yyMonth; + int yySeconds; + int yyYear; + MERIDIAN yyMeridian; + int yyRelDay; + int yyRelHour; + int yyRelMinutes; + int yyRelMonth; + int yyRelSeconds; + int yyRelYear; +}; + +typedef union _date_ll { + int Number; + enum _MERIDIAN Meridian; +} date_ll; + +#define YYPARSE_PARAM parm +#define YYLEX_PARAM parm +#define YYSTYPE date_ll +#define YYLTYPE void + +static int yylex (YYSTYPE *lvalp, void *parm); + +static int ToHour (int Hours, MERIDIAN Meridian); +static int ToYear (int Year); +static int LookupWord (YYSTYPE *lvalp, char *buff); + + +#line 219 "parsedate.c" + +# ifndef YY_CAST +# ifdef __cplusplus +# define YY_CAST(Type, Val) static_cast<Type> (Val) +# define YY_REINTERPRET_CAST(Type, Val) reinterpret_cast<Type> (Val) +# else +# define YY_CAST(Type, Val) ((Type) (Val)) +# define YY_REINTERPRET_CAST(Type, Val) ((Type) (Val)) +# endif +# endif +# ifndef YY_NULLPTR +# if defined __cplusplus +# if 201103L <= __cplusplus +# define YY_NULLPTR nullptr +# else +# define YY_NULLPTR 0 +# endif +# else +# define YY_NULLPTR ((void*)0) +# endif +# endif + +#include "parsedate.h" +/* Symbol kind. */ +enum yysymbol_kind_t +{ + YYSYMBOL_YYEMPTY = -2, + YYSYMBOL_YYEOF = 0, /* "end of file" */ + YYSYMBOL_YYerror = 1, /* error */ + YYSYMBOL_YYUNDEF = 2, /* "invalid token" */ + YYSYMBOL_tAGO = 3, /* tAGO */ + YYSYMBOL_tDAY = 4, /* tDAY */ + YYSYMBOL_tDAY_UNIT = 5, /* tDAY_UNIT */ + YYSYMBOL_tDAYZONE = 6, /* tDAYZONE */ + YYSYMBOL_tDST = 7, /* tDST */ + YYSYMBOL_tHOUR_UNIT = 8, /* tHOUR_UNIT */ + YYSYMBOL_tID = 9, /* tID */ + YYSYMBOL_tTZONE = 10, /* tTZONE */ + YYSYMBOL_tWZONE = 11, /* tWZONE */ + YYSYMBOL_tZZONE = 12, /* tZZONE */ + YYSYMBOL_tMERIDIAN = 13, /* tMERIDIAN */ + YYSYMBOL_tMINUTE_UNIT = 14, /* tMINUTE_UNIT */ + YYSYMBOL_tMONTH = 15, /* tMONTH */ + YYSYMBOL_tMONTH_UNIT = 16, /* tMONTH_UNIT */ + YYSYMBOL_tSEC_UNIT = 17, /* tSEC_UNIT */ + YYSYMBOL_tSNUMBER = 18, /* tSNUMBER */ + YYSYMBOL_tUNUMBER = 19, /* tUNUMBER */ + YYSYMBOL_tYEAR_UNIT = 20, /* tYEAR_UNIT */ + YYSYMBOL_tZONE = 21, /* tZONE */ + YYSYMBOL_22_ = 22, /* '.' */ + YYSYMBOL_23_ = 23, /* ':' */ + YYSYMBOL_24_ = 24, /* ',' */ + YYSYMBOL_25_ = 25, /* '/' */ + YYSYMBOL_YYACCEPT = 26, /* $accept */ + YYSYMBOL_spec = 27, /* spec */ + YYSYMBOL_item = 28, /* item */ + YYSYMBOL_time = 29, /* time */ + YYSYMBOL_iso8601time_colon = 30, /* iso8601time_colon */ + YYSYMBOL_iso8601zonepart = 31, /* iso8601zonepart */ + YYSYMBOL_sec_fraction_part = 32, /* sec_fraction_part */ + YYSYMBOL_zonepart_numeric_without_colon = 33, /* zonepart_numeric_without_colon */ + YYSYMBOL_zonepart_numeric_with_colon = 34, /* zonepart_numeric_with_colon */ + YYSYMBOL_HMStime_with_colon = 35, /* HMStime_with_colon */ + YYSYMBOL_HMtime_with_colon = 36, /* HMtime_with_colon */ + YYSYMBOL_zone = 37, /* zone */ + YYSYMBOL_day = 38, /* day */ + YYSYMBOL_date = 39, /* date */ + YYSYMBOL_iso8601datetime = 40, /* iso8601datetime */ + YYSYMBOL_iso8601date = 41, /* iso8601date */ + YYSYMBOL_iso8601weekspec = 42, /* iso8601weekspec */ + YYSYMBOL_iso8601time = 43, /* iso8601time */ + YYSYMBOL_rel = 44, /* rel */ + YYSYMBOL_relunit = 45, /* relunit */ + YYSYMBOL_number = 46, /* number */ + YYSYMBOL_o_merid = 47 /* o_merid */ +}; +typedef enum yysymbol_kind_t yysymbol_kind_t; + + + + +#ifdef short +# undef short +#endif + +/* On compilers that do not define __PTRDIFF_MAX__ etc., make sure + <limits.h> and (if available) <stdint.h> are included + so that the code can choose integer types of a good width. */ + +#ifndef __PTRDIFF_MAX__ +# include <limits.h> /* INFRINGES ON USER NAME SPACE */ +# if defined __STDC_VERSION__ && 199901 <= __STDC_VERSION__ +# include <stdint.h> /* INFRINGES ON USER NAME SPACE */ +# define YY_STDINT_H +# endif +#endif + +/* Narrow types that promote to a signed type and that can represent a + signed or unsigned integer of at least N bits. In tables they can + save space and decrease cache pressure. Promoting to a signed type + helps avoid bugs in integer arithmetic. */ + +#ifdef __INT_LEAST8_MAX__ +typedef __INT_LEAST8_TYPE__ yytype_int8; +#elif defined YY_STDINT_H +typedef int_least8_t yytype_int8; +#else +typedef signed char yytype_int8; +#endif + +#ifdef __INT_LEAST16_MAX__ +typedef __INT_LEAST16_TYPE__ yytype_int16; +#elif defined YY_STDINT_H +typedef int_least16_t yytype_int16; +#else +typedef short yytype_int16; +#endif + +/* Work around bug in HP-UX 11.23, which defines these macros + incorrectly for preprocessor constants. This workaround can likely + be removed in 2023, as HPE has promised support for HP-UX 11.23 + (aka HP-UX 11i v2) only through the end of 2022; see Table 2 of + <https://h20195.www2.hpe.com/V2/getpdf.aspx/4AA4-7673ENW.pdf>. */ +#ifdef __hpux +# undef UINT_LEAST8_MAX +# undef UINT_LEAST16_MAX +# define UINT_LEAST8_MAX 255 +# define UINT_LEAST16_MAX 65535 +#endif + +#if defined __UINT_LEAST8_MAX__ && __UINT_LEAST8_MAX__ <= __INT_MAX__ +typedef __UINT_LEAST8_TYPE__ yytype_uint8; +#elif (!defined __UINT_LEAST8_MAX__ && defined YY_STDINT_H \ + && UINT_LEAST8_MAX <= INT_MAX) +typedef uint_least8_t yytype_uint8; +#elif !defined __UINT_LEAST8_MAX__ && UCHAR_MAX <= INT_MAX +typedef unsigned char yytype_uint8; +#else +typedef short yytype_uint8; +#endif + +#if defined __UINT_LEAST16_MAX__ && __UINT_LEAST16_MAX__ <= __INT_MAX__ +typedef __UINT_LEAST16_TYPE__ yytype_uint16; +#elif (!defined __UINT_LEAST16_MAX__ && defined YY_STDINT_H \ + && UINT_LEAST16_MAX <= INT_MAX) +typedef uint_least16_t yytype_uint16; +#elif !defined __UINT_LEAST16_MAX__ && USHRT_MAX <= INT_MAX +typedef unsigned short yytype_uint16; +#else +typedef int yytype_uint16; +#endif + +#ifndef YYPTRDIFF_T +# if defined __PTRDIFF_TYPE__ && defined __PTRDIFF_MAX__ +# define YYPTRDIFF_T __PTRDIFF_TYPE__ +# define YYPTRDIFF_MAXIMUM __PTRDIFF_MAX__ +# elif defined PTRDIFF_MAX +# ifndef ptrdiff_t +# include <stddef.h> /* INFRINGES ON USER NAME SPACE */ +# endif +# define YYPTRDIFF_T ptrdiff_t +# define YYPTRDIFF_MAXIMUM PTRDIFF_MAX +# else +# define YYPTRDIFF_T long +# define YYPTRDIFF_MAXIMUM LONG_MAX +# endif +#endif + +#ifndef YYSIZE_T +# ifdef __SIZE_TYPE__ +# define YYSIZE_T __SIZE_TYPE__ +# elif defined size_t +# define YYSIZE_T size_t +# elif defined __STDC_VERSION__ && 199901 <= __STDC_VERSION__ +# include <stddef.h> /* INFRINGES ON USER NAME SPACE */ +# define YYSIZE_T size_t +# else +# define YYSIZE_T unsigned +# endif +#endif + +#define YYSIZE_MAXIMUM \ + YY_CAST (YYPTRDIFF_T, \ + (YYPTRDIFF_MAXIMUM < YY_CAST (YYSIZE_T, -1) \ + ? YYPTRDIFF_MAXIMUM \ + : YY_CAST (YYSIZE_T, -1))) + +#define YYSIZEOF(X) YY_CAST (YYPTRDIFF_T, sizeof (X)) + + +/* Stored state numbers (used for stacks). */ +typedef yytype_int8 yy_state_t; + +/* State numbers in computations. */ +typedef int yy_state_fast_t; + +#ifndef YY_ +# if defined YYENABLE_NLS && 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 + + +#ifndef YY_ATTRIBUTE_PURE +# if defined __GNUC__ && 2 < __GNUC__ + (96 <= __GNUC_MINOR__) +# define YY_ATTRIBUTE_PURE __attribute__ ((__pure__)) +# else +# define YY_ATTRIBUTE_PURE +# endif +#endif + +#ifndef YY_ATTRIBUTE_UNUSED +# if defined __GNUC__ && 2 < __GNUC__ + (7 <= __GNUC_MINOR__) +# define YY_ATTRIBUTE_UNUSED __attribute__ ((__unused__)) +# else +# define YY_ATTRIBUTE_UNUSED +# endif +#endif + +/* Suppress unused-variable warnings by "using" E. */ +#if ! defined lint || defined __GNUC__ +# define YY_USE(E) ((void) (E)) +#else +# define YY_USE(E) /* empty */ +#endif + +/* Suppress an incorrect diagnostic about yylval being uninitialized. */ +#if defined __GNUC__ && ! defined __ICC && 406 <= __GNUC__ * 100 + __GNUC_MINOR__ +# if __GNUC__ * 100 + __GNUC_MINOR__ < 407 +# define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN \ + _Pragma ("GCC diagnostic push") \ + _Pragma ("GCC diagnostic ignored \"-Wuninitialized\"") +# else +# define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN \ + _Pragma ("GCC diagnostic push") \ + _Pragma ("GCC diagnostic ignored \"-Wuninitialized\"") \ + _Pragma ("GCC diagnostic ignored \"-Wmaybe-uninitialized\"") +# endif +# define YY_IGNORE_MAYBE_UNINITIALIZED_END \ + _Pragma ("GCC diagnostic pop") +#else +# define YY_INITIAL_VALUE(Value) Value +#endif +#ifndef YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN +# define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN +# define YY_IGNORE_MAYBE_UNINITIALIZED_END +#endif +#ifndef YY_INITIAL_VALUE +# define YY_INITIAL_VALUE(Value) /* Nothing. */ +#endif + +#if defined __cplusplus && defined __GNUC__ && ! defined __ICC && 6 <= __GNUC__ +# define YY_IGNORE_USELESS_CAST_BEGIN \ + _Pragma ("GCC diagnostic push") \ + _Pragma ("GCC diagnostic ignored \"-Wuseless-cast\"") +# define YY_IGNORE_USELESS_CAST_END \ + _Pragma ("GCC diagnostic pop") +#endif +#ifndef YY_IGNORE_USELESS_CAST_BEGIN +# define YY_IGNORE_USELESS_CAST_BEGIN +# define YY_IGNORE_USELESS_CAST_END +#endif + + +#define YY_ASSERT(E) ((void) (0 && (E))) + +#if !defined yyoverflow + +/* 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 EXIT_SUCCESS +# include <stdlib.h> /* INFRINGES ON USER NAME SPACE */ + /* Use EXIT_SUCCESS as a witness for stdlib.h. */ +# ifndef EXIT_SUCCESS +# define EXIT_SUCCESS 0 +# endif +# endif +# endif +# endif +# endif + +# ifdef YYSTACK_ALLOC + /* Pacify GCC's 'empty if-body' warning. */ +# define YYSTACK_FREE(Ptr) do { /* empty */; } while (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 EXIT_SUCCESS \ + && ! ((defined YYMALLOC || defined malloc) \ + && (defined YYFREE || defined free))) +# include <stdlib.h> /* INFRINGES ON USER NAME SPACE */ +# ifndef EXIT_SUCCESS +# define EXIT_SUCCESS 0 +# endif +# endif +# ifndef YYMALLOC +# define YYMALLOC malloc +# if ! defined malloc && ! defined EXIT_SUCCESS +# endif +# endif +# ifndef YYFREE +# define YYFREE free +# if ! defined free && ! defined EXIT_SUCCESS +# endif +# endif +# endif +#endif /* !defined yyoverflow */ + +#if (! defined yyoverflow \ + && (! defined __cplusplus \ + || (defined RAPTOR_PARSEDATE_STYPE_IS_TRIVIAL && RAPTOR_PARSEDATE_STYPE_IS_TRIVIAL))) + +/* A type that is properly aligned for any stack member. */ +union yyalloc +{ + yy_state_t yyss_alloc; + YYSTYPE yyvs_alloc; +}; + +/* The size of the maximum gap between one aligned stack and the next. */ +# define YYSTACK_GAP_MAXIMUM (YYSIZEOF (union yyalloc) - 1) + +/* The size of an array large to enough to hold all stacks, each with + N elements. */ +# define YYSTACK_BYTES(N) \ + ((N) * (YYSIZEOF (yy_state_t) + YYSIZEOF (YYSTYPE)) \ + + YYSTACK_GAP_MAXIMUM) + +# define YYCOPY_NEEDED 1 + +/* 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_alloc, Stack) \ + do \ + { \ + YYPTRDIFF_T yynewbytes; \ + YYCOPY (&yyptr->Stack_alloc, Stack, yysize); \ + Stack = &yyptr->Stack_alloc; \ + yynewbytes = yystacksize * YYSIZEOF (*Stack) + YYSTACK_GAP_MAXIMUM; \ + yyptr += yynewbytes / YYSIZEOF (*yyptr); \ + } \ + while (0) + +#endif + +#if defined YYCOPY_NEEDED && YYCOPY_NEEDED +/* Copy COUNT objects from SRC to DST. The source and destination do + not overlap. */ +# ifndef YYCOPY +# if defined __GNUC__ && 1 < __GNUC__ +# define YYCOPY(Dst, Src, Count) \ + __builtin_memcpy (Dst, Src, YY_CAST (YYSIZE_T, (Count)) * sizeof (*(Src))) +# else +# define YYCOPY(Dst, Src, Count) \ + do \ + { \ + YYPTRDIFF_T yyi; \ + for (yyi = 0; yyi < (Count); yyi++) \ + (Dst)[yyi] = (Src)[yyi]; \ + } \ + while (0) +# endif +# endif +#endif /* !YYCOPY_NEEDED */ + +/* YYFINAL -- State number of the termination state. */ +#define YYFINAL 2 +/* YYLAST -- Last index in YYTABLE. */ +#define YYLAST 110 + +/* YYNTOKENS -- Number of terminals. */ +#define YYNTOKENS 26 +/* YYNNTS -- Number of nonterminals. */ +#define YYNNTS 22 +/* YYNRULES -- Number of rules. */ +#define YYNRULES 77 +/* YYNSTATES -- Number of states. */ +#define YYNSTATES 100 + +/* YYMAXUTOK -- Last valid token kind. */ +#define YYMAXUTOK 276 + + +/* YYTRANSLATE(TOKEN-NUM) -- Symbol number corresponding to TOKEN-NUM + as returned by yylex, with out-of-bounds checking. */ +#define YYTRANSLATE(YYX) \ + (0 <= (YYX) && (YYX) <= YYMAXUTOK \ + ? YY_CAST (yysymbol_kind_t, yytranslate[YYX]) \ + : YYSYMBOL_YYUNDEF) + +/* YYTRANSLATE[TOKEN-NUM] -- Symbol number corresponding to TOKEN-NUM + as returned by yylex. */ +static const yytype_int8 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, 22, 25, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 23, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 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 RAPTOR_PARSEDATE_DEBUG +/* YYRLINE[YYN] -- Source line where rule number YYN was defined. */ +static const yytype_int16 yyrline[] = +{ + 0, 177, 177, 178, 181, 184, 187, 190, 193, 196, + 197, 200, 206, 210, 213, 217, 220, 226, 229, 232, + 235, 238, 240, 243, 253, 259, 265, 281, 284, 287, + 290, 293, 296, 301, 305, 309, 315, 319, 330, 348, + 349, 352, 358, 363, 371, 376, 384, 391, 392, 411, + 417, 423, 435, 438, 444, 445, 470, 484, 487, 490, + 493, 496, 499, 502, 505, 508, 511, 514, 517, 520, + 523, 526, 529, 532, 535, 538, 543, 578 +}; +#endif + +/** Accessing symbol of state STATE. */ +#define YY_ACCESSING_SYMBOL(State) YY_CAST (yysymbol_kind_t, yystos[State]) + +#if RAPTOR_PARSEDATE_DEBUG || 0 +/* The user-facing name of the symbol whose (internal) number is + YYSYMBOL. No bounds checking. */ +static const char *yysymbol_name (yysymbol_kind_t yysymbol) YY_ATTRIBUTE_UNUSED; + +/* YYTNAME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM. + First, the terminals, then, starting at YYNTOKENS, nonterminals. */ +static const char *const yytname[] = +{ + "\"end of file\"", "error", "\"invalid token\"", "tAGO", "tDAY", + "tDAY_UNIT", "tDAYZONE", "tDST", "tHOUR_UNIT", "tID", "tTZONE", "tWZONE", + "tZZONE", "tMERIDIAN", "tMINUTE_UNIT", "tMONTH", "tMONTH_UNIT", + "tSEC_UNIT", "tSNUMBER", "tUNUMBER", "tYEAR_UNIT", "tZONE", "'.'", "':'", + "','", "'/'", "$accept", "spec", "item", "time", "iso8601time_colon", + "iso8601zonepart", "sec_fraction_part", "zonepart_numeric_without_colon", + "zonepart_numeric_with_colon", "HMStime_with_colon", "HMtime_with_colon", + "zone", "day", "date", "iso8601datetime", "iso8601date", + "iso8601weekspec", "iso8601time", "rel", "relunit", "number", "o_merid", YY_NULLPTR +}; + +static const char * +yysymbol_name (yysymbol_kind_t yysymbol) +{ + return yytname[yysymbol]; +} +#endif + +#define YYPACT_NINF (-60) + +#define yypact_value_is_default(Yyn) \ + ((Yyn) == YYPACT_NINF) + +#define YYTABLE_NINF (-1) + +#define yytable_value_is_error(Yyn) \ + 0 + +/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing + STATE-NUM. */ +static const yytype_int8 yypact[] = +{ + -60, 2, -60, -13, -60, -60, -60, -60, -60, -60, + -60, -60, 13, -60, -60, 69, 20, -60, 32, -60, + -60, -60, 29, 4, -60, -60, -60, -60, 44, -60, + 58, -60, -60, -60, -15, -60, -60, -60, -60, -60, + -60, -60, -60, -60, 46, 48, -60, -60, 28, -60, + -60, 37, -60, 56, 57, -60, -60, 59, 52, 61, + 52, 46, -60, 64, 62, 26, -60, -60, 66, -60, + -60, -60, -60, 68, -60, 36, 74, -60, -60, -60, + -60, -60, -60, -60, -60, -60, 76, -60, 86, -60, + 80, 81, 78, 79, -60, -60, -60, 84, 87, -60 +}; + +/* YYDEFACT[STATE-NUM] -- Default reduction number in state STATE-NUM. + Performed when YYTABLE does not specify something else to do. Zero + means the default is an error. */ +static const yytype_int8 yydefact[] = +{ + 2, 0, 1, 33, 66, 31, 69, 27, 28, 29, + 77, 72, 0, 63, 75, 0, 76, 60, 30, 3, + 4, 12, 22, 22, 5, 7, 6, 40, 39, 8, + 57, 9, 10, 34, 43, 65, 68, 71, 62, 74, + 59, 35, 64, 67, 0, 0, 11, 70, 45, 61, + 73, 50, 58, 0, 0, 51, 32, 0, 20, 0, + 20, 0, 56, 42, 0, 22, 54, 48, 52, 41, + 46, 49, 26, 36, 21, 23, 0, 15, 17, 18, + 19, 13, 25, 16, 14, 47, 0, 44, 20, 53, + 0, 0, 0, 23, 55, 38, 24, 0, 0, 37 +}; + +/* YYPGOTO[NTERM-NUM]. */ +static const yytype_int8 yypgoto[] = +{ + -60, -60, -60, -60, 104, -59, -23, -60, -60, -60, + -60, 107, -60, -60, -60, -60, -60, 49, -55, -60, + -60, -60 +}; + +/* YYDEFGOTO[NTERM-NUM]. */ +static const yytype_int8 yydefgoto[] = +{ + 0, 1, 19, 20, 66, 77, 58, 78, 79, 22, + 23, 80, 25, 26, 27, 28, 55, 67, 29, 30, + 31, 32 +}; + +/* YYTABLE[YYPACT[STATE-NUM]] -- What to do in state STATE-NUM. If + positive, shift that token. If negative, reduce the rule whose + number is the opposite. If YYTABLE_NINF, syntax error. */ +static const yytype_int8 yytable[] = +{ + 60, 83, 2, 81, 63, 84, 3, 4, 5, 64, + 6, 33, 7, 8, 9, 10, 11, 12, 13, 14, + 15, 16, 17, 18, 41, 42, 57, 59, 43, 94, + 44, 45, 34, 46, 47, 48, 49, 50, 51, 56, + 52, 35, 88, 53, 36, 54, 69, 70, 57, 53, + 37, 57, 38, 39, 61, 71, 40, 4, 5, 91, + 6, 62, 7, 8, 9, 65, 11, 68, 13, 14, + 75, 76, 17, 18, 35, 72, 73, 36, 74, 42, + 82, 87, 43, 37, 89, 38, 39, 86, 47, 40, + 49, 50, 5, 90, 52, 92, 7, 8, 9, 95, + 96, 97, 91, 98, 93, 21, 99, 18, 24, 0, + 85 +}; + +static const yytype_int8 yycheck[] = +{ + 23, 60, 0, 58, 19, 60, 4, 5, 6, 24, + 8, 24, 10, 11, 12, 13, 14, 15, 16, 17, + 18, 19, 20, 21, 4, 5, 22, 23, 8, 88, + 10, 11, 19, 13, 14, 15, 16, 17, 18, 7, + 20, 5, 65, 23, 8, 25, 18, 19, 22, 23, + 14, 22, 16, 17, 10, 18, 20, 5, 6, 23, + 8, 3, 10, 11, 12, 19, 14, 19, 16, 17, + 18, 19, 20, 21, 5, 19, 19, 8, 19, 5, + 19, 19, 8, 14, 18, 16, 17, 23, 14, 20, + 16, 17, 6, 25, 20, 19, 10, 11, 12, 19, + 19, 23, 23, 19, 18, 1, 19, 21, 1, -1, + 61 +}; + +/* YYSTOS[STATE-NUM] -- The symbol kind of the accessing symbol of + state STATE-NUM. */ +static const yytype_int8 yystos[] = +{ + 0, 27, 0, 4, 5, 6, 8, 10, 11, 12, + 13, 14, 15, 16, 17, 18, 19, 20, 21, 28, + 29, 30, 35, 36, 37, 38, 39, 40, 41, 44, + 45, 46, 47, 24, 19, 5, 8, 14, 16, 17, + 20, 4, 5, 8, 10, 11, 13, 14, 15, 16, + 17, 18, 20, 23, 25, 42, 7, 22, 32, 23, + 32, 10, 3, 19, 24, 19, 30, 43, 19, 18, + 19, 18, 19, 19, 19, 18, 19, 31, 33, 34, + 37, 44, 19, 31, 44, 43, 23, 19, 32, 18, + 25, 23, 19, 18, 31, 19, 19, 23, 19, 19 +}; + +/* YYR1[RULE-NUM] -- Symbol kind of the left-hand side of rule RULE-NUM. */ +static const yytype_int8 yyr1[] = +{ + 0, 26, 27, 27, 28, 28, 28, 28, 28, 28, + 28, 29, 29, 30, 30, 30, 30, 31, 31, 31, + 31, 32, 32, 33, 34, 35, 36, 37, 37, 37, + 37, 37, 37, 38, 38, 38, 39, 39, 39, 39, + 39, 39, 39, 39, 39, 39, 39, 40, 40, 41, + 41, 41, 42, 42, 43, 43, 44, 44, 45, 45, + 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, + 45, 45, 45, 45, 45, 45, 46, 47 +}; + +/* YYR2[RULE-NUM] -- Number of symbols on the right-hand side of rule RULE-NUM. */ +static const yytype_int8 yyr2[] = +{ + 0, 2, 0, 2, 1, 1, 1, 1, 1, 1, + 1, 2, 1, 3, 3, 3, 3, 1, 1, 1, + 0, 2, 0, 1, 3, 3, 3, 1, 1, 1, + 1, 1, 2, 1, 2, 2, 3, 8, 5, 1, + 1, 3, 3, 2, 4, 2, 3, 3, 3, 3, + 2, 2, 2, 3, 1, 3, 2, 1, 2, 2, + 1, 2, 2, 1, 2, 2, 1, 2, 2, 1, + 2, 2, 1, 2, 2, 1, 1, 1 +}; + + +enum { YYENOMEM = -2 }; + +#define yyerrok (yyerrstatus = 0) +#define yyclearin (yychar = RAPTOR_PARSEDATE_EMPTY) + +#define YYACCEPT goto yyacceptlab +#define YYABORT goto yyabortlab +#define YYERROR goto yyerrorlab +#define YYNOMEM goto yyexhaustedlab + + +#define YYRECOVERING() (!!yyerrstatus) + +#define YYBACKUP(Token, Value) \ + do \ + if (yychar == RAPTOR_PARSEDATE_EMPTY) \ + { \ + yychar = (Token); \ + yylval = (Value); \ + YYPOPSTACK (yylen); \ + yystate = *yyssp; \ + goto yybackup; \ + } \ + else \ + { \ + yyerror (parm, YY_("syntax error: cannot back up")); \ + YYERROR; \ + } \ + while (0) + +/* Backward compatibility with an undocumented macro. + Use RAPTOR_PARSEDATE_error or RAPTOR_PARSEDATE_UNDEF. */ +#define YYERRCODE RAPTOR_PARSEDATE_UNDEF + + +/* Enable debugging if requested. */ +#if RAPTOR_PARSEDATE_DEBUG + +# 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 YY_SYMBOL_PRINT(Title, Kind, Value, Location) \ +do { \ + if (yydebug) \ + { \ + YYFPRINTF (stderr, "%s ", Title); \ + yy_symbol_print (stderr, \ + Kind, Value, parm); \ + YYFPRINTF (stderr, "\n"); \ + } \ +} while (0) + + +/*-----------------------------------. +| Print this symbol's value on YYO. | +`-----------------------------------*/ + +static void +yy_symbol_value_print (FILE *yyo, + yysymbol_kind_t yykind, YYSTYPE const * const yyvaluep, struct date_yy *parm) +{ + FILE *yyoutput = yyo; + YY_USE (yyoutput); + YY_USE (parm); + if (!yyvaluep) + return; + YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN + YY_USE (yykind); + YY_IGNORE_MAYBE_UNINITIALIZED_END +} + + +/*---------------------------. +| Print this symbol on YYO. | +`---------------------------*/ + +static void +yy_symbol_print (FILE *yyo, + yysymbol_kind_t yykind, YYSTYPE const * const yyvaluep, struct date_yy *parm) +{ + YYFPRINTF (yyo, "%s %s (", + yykind < YYNTOKENS ? "token" : "nterm", yysymbol_name (yykind)); + + yy_symbol_value_print (yyo, yykind, yyvaluep, parm); + YYFPRINTF (yyo, ")"); +} + +/*------------------------------------------------------------------. +| yy_stack_print -- Print the state stack from its BOTTOM up to its | +| TOP (included). | +`------------------------------------------------------------------*/ + +static void +yy_stack_print (yy_state_t *yybottom, yy_state_t *yytop) +{ + 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 (0) + + +/*------------------------------------------------. +| Report that the YYRULE is going to be reduced. | +`------------------------------------------------*/ + +static void +yy_reduce_print (yy_state_t *yyssp, YYSTYPE *yyvsp, + int yyrule, struct date_yy *parm) +{ + int yylno = yyrline[yyrule]; + int yynrhs = yyr2[yyrule]; + int yyi; + YYFPRINTF (stderr, "Reducing stack by rule %d (line %d):\n", + yyrule - 1, yylno); + /* The symbols being reduced. */ + for (yyi = 0; yyi < yynrhs; yyi++) + { + YYFPRINTF (stderr, " $%d = ", yyi + 1); + yy_symbol_print (stderr, + YY_ACCESSING_SYMBOL (+yyssp[yyi + 1 - yynrhs]), + &yyvsp[(yyi + 1) - (yynrhs)], parm); + YYFPRINTF (stderr, "\n"); + } +} + +# define YY_REDUCE_PRINT(Rule) \ +do { \ + if (yydebug) \ + yy_reduce_print (yyssp, yyvsp, Rule, parm); \ +} while (0) + +/* Nonzero means print parse trace. It is left uninitialized so that + multiple parsers can coexist. */ +int yydebug; +#else /* !RAPTOR_PARSEDATE_DEBUG */ +# define YYDPRINTF(Args) ((void) 0) +# define YY_SYMBOL_PRINT(Title, Kind, Value, Location) +# define YY_STACK_PRINT(Bottom, Top) +# define YY_REDUCE_PRINT(Rule) +#endif /* !RAPTOR_PARSEDATE_DEBUG */ + + +/* 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 + + + + + + +/*-----------------------------------------------. +| Release the memory associated to this symbol. | +`-----------------------------------------------*/ + +static void +yydestruct (const char *yymsg, + yysymbol_kind_t yykind, YYSTYPE *yyvaluep, struct date_yy *parm) +{ + YY_USE (yyvaluep); + YY_USE (parm); + if (!yymsg) + yymsg = "Deleting"; + YY_SYMBOL_PRINT (yymsg, yykind, yyvaluep, yylocationp); + + YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN + YY_USE (yykind); + YY_IGNORE_MAYBE_UNINITIALIZED_END +} + + + + + + +/*----------. +| yyparse. | +`----------*/ + +int +yyparse (struct date_yy *parm) +{ +/* Lookahead token kind. */ +int yychar; + + +/* The semantic value of the lookahead symbol. */ +/* Default value used for initialization, for pacifying older GCCs + or non-GCC compilers. */ +YY_INITIAL_VALUE (static YYSTYPE yyval_default;) +YYSTYPE yylval YY_INITIAL_VALUE (= yyval_default); + + /* Number of syntax errors so far. */ + int yynerrs = 0; + + yy_state_fast_t yystate = 0; + /* Number of tokens to shift before error messages enabled. */ + int yyerrstatus = 0; + + /* Refer to the stacks through separate pointers, to allow yyoverflow + to reallocate them elsewhere. */ + + /* Their size. */ + YYPTRDIFF_T yystacksize = YYINITDEPTH; + + /* The state stack: array, bottom, top. */ + yy_state_t yyssa[YYINITDEPTH]; + yy_state_t *yyss = yyssa; + yy_state_t *yyssp = yyss; + + /* The semantic value stack: array, bottom, top. */ + YYSTYPE yyvsa[YYINITDEPTH]; + YYSTYPE *yyvs = yyvsa; + YYSTYPE *yyvsp = yyvs; + + int yyn; + /* The return value of yyparse. */ + int yyresult; + /* Lookahead symbol kind. */ + yysymbol_kind_t yytoken = YYSYMBOL_YYEMPTY; + /* The variables used to return semantic value and location from the + action routines. */ + YYSTYPE yyval; + + + +#define YYPOPSTACK(N) (yyvsp -= (N), yyssp -= (N)) + + /* 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")); + + yychar = RAPTOR_PARSEDATE_EMPTY; /* Cause a token to be read. */ + + 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 -- set current state (the top of the stack) to yystate. | +`--------------------------------------------------------------------*/ +yysetstate: + YYDPRINTF ((stderr, "Entering state %d\n", yystate)); + YY_ASSERT (0 <= yystate && yystate < YYNSTATES); + YY_IGNORE_USELESS_CAST_BEGIN + *yyssp = YY_CAST (yy_state_t, yystate); + YY_IGNORE_USELESS_CAST_END + YY_STACK_PRINT (yyss, yyssp); + + if (yyss + yystacksize - 1 <= yyssp) +#if !defined yyoverflow && !defined YYSTACK_RELOCATE + YYNOMEM; +#else + { + /* Get the current used size of the three stacks, in elements. */ + YYPTRDIFF_T yysize = yyssp - yyss + 1; + +# if defined 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. */ + yy_state_t *yyss1 = yyss; + YYSTYPE *yyvs1 = yyvs; + + /* 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 * YYSIZEOF (*yyssp), + &yyvs1, yysize * YYSIZEOF (*yyvsp), + &yystacksize); + yyss = yyss1; + yyvs = yyvs1; + } +# else /* defined YYSTACK_RELOCATE */ + /* Extend the stack our own way. */ + if (YYMAXDEPTH <= yystacksize) + YYNOMEM; + yystacksize *= 2; + if (YYMAXDEPTH < yystacksize) + yystacksize = YYMAXDEPTH; + + { + yy_state_t *yyss1 = yyss; + union yyalloc *yyptr = + YY_CAST (union yyalloc *, + YYSTACK_ALLOC (YY_CAST (YYSIZE_T, YYSTACK_BYTES (yystacksize)))); + if (! yyptr) + YYNOMEM; + YYSTACK_RELOCATE (yyss_alloc, yyss); + YYSTACK_RELOCATE (yyvs_alloc, yyvs); +# undef YYSTACK_RELOCATE + if (yyss1 != yyssa) + YYSTACK_FREE (yyss1); + } +# endif + + yyssp = yyss + yysize - 1; + yyvsp = yyvs + yysize - 1; + + YY_IGNORE_USELESS_CAST_BEGIN + YYDPRINTF ((stderr, "Stack size increased to %ld\n", + YY_CAST (long, yystacksize))); + YY_IGNORE_USELESS_CAST_END + + if (yyss + yystacksize - 1 <= yyssp) + YYABORT; + } +#endif /* !defined yyoverflow && !defined YYSTACK_RELOCATE */ + + + 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 (yypact_value_is_default (yyn)) + goto yydefault; + + /* Not known => get a lookahead token if don't already have one. */ + + /* YYCHAR is either empty, or end-of-input, or a valid lookahead. */ + if (yychar == RAPTOR_PARSEDATE_EMPTY) + { + YYDPRINTF ((stderr, "Reading a token\n")); + yychar = yylex (&yylval, parm); + } + + if (yychar <= RAPTOR_PARSEDATE_EOF) + { + yychar = RAPTOR_PARSEDATE_EOF; + yytoken = YYSYMBOL_YYEOF; + YYDPRINTF ((stderr, "Now at end of input.\n")); + } + else if (yychar == RAPTOR_PARSEDATE_error) + { + /* The scanner already issued an error message, process directly + to error recovery. But do not keep the error token as + lookahead, it is too special and may lead us to an endless + loop in error recovery. */ + yychar = RAPTOR_PARSEDATE_UNDEF; + yytoken = YYSYMBOL_YYerror; + goto yyerrlab1; + } + 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) + { + 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); + yystate = yyn; + YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN + *++yyvsp = yylval; + YY_IGNORE_MAYBE_UNINITIALIZED_END + + /* Discard the shifted token. */ + yychar = RAPTOR_PARSEDATE_EMPTY; + 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: /* item: time */ +#line 181 "./parsedate.y" + { + ((struct date_yy *)parm)->yyHaveTime++; + } +#line 1328 "parsedate.c" + break; + + case 5: /* item: zone */ +#line 184 "./parsedate.y" + { + ((struct date_yy *)parm)->yyHaveZone++; + } +#line 1336 "parsedate.c" + break; + + case 6: /* item: date */ +#line 187 "./parsedate.y" + { + ((struct date_yy *)parm)->yyHaveDate++; + } +#line 1344 "parsedate.c" + break; + + case 7: /* item: day */ +#line 190 "./parsedate.y" + { + ((struct date_yy *)parm)->yyHaveDay++; + } +#line 1352 "parsedate.c" + break; + + case 8: /* item: rel */ +#line 193 "./parsedate.y" + { + ((struct date_yy *)parm)->yyHaveRel++; + } +#line 1360 "parsedate.c" + break; + + case 11: /* time: tUNUMBER tMERIDIAN */ +#line 200 "./parsedate.y" + { + ((struct date_yy *)parm)->yyHour = (yyvsp[-1].Number); + ((struct date_yy *)parm)->yyMinutes = 0; + ((struct date_yy *)parm)->yySeconds = 0; + ((struct date_yy *)parm)->yyMeridian = (yyvsp[0].Meridian); + } +#line 1371 "parsedate.c" + break; + + case 13: /* iso8601time_colon: HMStime_with_colon sec_fraction_part rel */ +#line 210 "./parsedate.y" + { + ((struct date_yy *)parm)->yyMeridian = MER24; + } +#line 1379 "parsedate.c" + break; + + case 14: /* iso8601time_colon: HMtime_with_colon sec_fraction_part rel */ +#line 213 "./parsedate.y" + { + ((struct date_yy *)parm)->yyMeridian = MER24; + ((struct date_yy *)parm)->yySeconds = 0; + } +#line 1388 "parsedate.c" + break; + + case 15: /* iso8601time_colon: HMStime_with_colon sec_fraction_part iso8601zonepart */ +#line 217 "./parsedate.y" + { + ((struct date_yy *)parm)->yyMeridian = MER24; + } +#line 1396 "parsedate.c" + break; + + case 16: /* iso8601time_colon: HMtime_with_colon sec_fraction_part iso8601zonepart */ +#line 220 "./parsedate.y" + { + ((struct date_yy *)parm)->yyMeridian = MER24; + ((struct date_yy *)parm)->yySeconds = 0; + } +#line 1405 "parsedate.c" + break; + + case 17: /* iso8601zonepart: zonepart_numeric_without_colon */ +#line 226 "./parsedate.y" + { + ((struct date_yy *)parm)->yyHaveZone++; + } +#line 1413 "parsedate.c" + break; + + case 18: /* iso8601zonepart: zonepart_numeric_with_colon */ +#line 229 "./parsedate.y" + { + ((struct date_yy *)parm)->yyHaveZone++; + } +#line 1421 "parsedate.c" + break; + + case 19: /* iso8601zonepart: zone */ +#line 232 "./parsedate.y" + { + ((struct date_yy *)parm)->yyHaveZone++; + } +#line 1429 "parsedate.c" + break; + + case 21: /* sec_fraction_part: '.' tUNUMBER */ +#line 238 "./parsedate.y" + { + } +#line 1436 "parsedate.c" + break; + + case 23: /* zonepart_numeric_without_colon: tSNUMBER */ +#line 243 "./parsedate.y" + { + /* format: [+-]hhmm */ + if((yyvsp[0].Number) <= -100 || (yyvsp[0].Number) >= 100) { + ((struct date_yy *)parm)->yyTimezone = (-(yyvsp[0].Number) / 100) * 60 + (-(yyvsp[0].Number) % 100); + } else if((yyvsp[0].Number) >= -99 && (yyvsp[0].Number) <= 99) { + ((struct date_yy *)parm)->yyTimezone = -(yyvsp[0].Number) * 60; + } + } +#line 1449 "parsedate.c" + break; + + case 24: /* zonepart_numeric_with_colon: tSNUMBER ':' tUNUMBER */ +#line 253 "./parsedate.y" + { + /* format: [+-]hh:mm */ + ((struct date_yy *)parm)->yyTimezone = -(yyvsp[-2].Number) * 60 + ((yyvsp[-2].Number) > 0 ? -(yyvsp[0].Number): (yyvsp[0].Number)); + } +#line 1458 "parsedate.c" + break; + + case 25: /* HMStime_with_colon: HMtime_with_colon ':' tUNUMBER */ +#line 259 "./parsedate.y" + { + /* format: hh:mm:ss */ + ((struct date_yy *)parm)->yySeconds = (yyvsp[0].Number); + } +#line 1467 "parsedate.c" + break; + + case 26: /* HMtime_with_colon: tUNUMBER ':' tUNUMBER */ +#line 265 "./parsedate.y" + { + /* format: hh:mm */ + ((struct date_yy *)parm)->yyHour = (yyvsp[-2].Number); + ((struct date_yy *)parm)->yyMinutes = (yyvsp[0].Number); + } +#line 1477 "parsedate.c" + break; + + case 27: /* zone: tTZONE */ +#line 281 "./parsedate.y" + { + ((struct date_yy *)parm)->yyTimezone = (yyvsp[0].Number); + } +#line 1485 "parsedate.c" + break; + + case 28: /* zone: tWZONE */ +#line 284 "./parsedate.y" + { + ((struct date_yy *)parm)->yyTimezone = (yyvsp[0].Number); + } +#line 1493 "parsedate.c" + break; + + case 29: /* zone: tZZONE */ +#line 287 "./parsedate.y" + { + ((struct date_yy *)parm)->yyTimezone = (yyvsp[0].Number); + } +#line 1501 "parsedate.c" + break; + + case 30: /* zone: tZONE */ +#line 290 "./parsedate.y" + { + ((struct date_yy *)parm)->yyTimezone = (yyvsp[0].Number); + } +#line 1509 "parsedate.c" + break; + + case 31: /* zone: tDAYZONE */ +#line 293 "./parsedate.y" + { + ((struct date_yy *)parm)->yyTimezone = (yyvsp[0].Number) - 60; + } +#line 1517 "parsedate.c" + break; + + case 32: /* zone: tZONE tDST */ +#line 296 "./parsedate.y" + { + ((struct date_yy *)parm)->yyTimezone = (yyvsp[-1].Number) - 60; + } +#line 1525 "parsedate.c" + break; + + case 33: /* day: tDAY */ +#line 301 "./parsedate.y" + { + ((struct date_yy *)parm)->yyDayOrdinal = 1; + ((struct date_yy *)parm)->yyDayNumber = (yyvsp[0].Number); + } +#line 1534 "parsedate.c" + break; + + case 34: /* day: tDAY ',' */ +#line 305 "./parsedate.y" + { + ((struct date_yy *)parm)->yyDayOrdinal = 1; + ((struct date_yy *)parm)->yyDayNumber = (yyvsp[-1].Number); + } +#line 1543 "parsedate.c" + break; + + case 35: /* day: tUNUMBER tDAY */ +#line 309 "./parsedate.y" + { + ((struct date_yy *)parm)->yyDayOrdinal = (yyvsp[-1].Number); + ((struct date_yy *)parm)->yyDayNumber = (yyvsp[0].Number); + } +#line 1552 "parsedate.c" + break; + + case 36: /* date: tUNUMBER '/' tUNUMBER */ +#line 315 "./parsedate.y" + { + ((struct date_yy *)parm)->yyMonth = (yyvsp[-2].Number); + ((struct date_yy *)parm)->yyDay = (yyvsp[0].Number); + } +#line 1561 "parsedate.c" + break; + + case 37: /* date: tMONTH tUNUMBER tUNUMBER ':' tUNUMBER ':' tUNUMBER tUNUMBER */ +#line 319 "./parsedate.y" + { + ((struct date_yy *)parm)->yyYear = (yyvsp[0].Number); + ((struct date_yy *)parm)->yyMonth = (yyvsp[-7].Number); + ((struct date_yy *)parm)->yyDay = (yyvsp[-6].Number); + + ((struct date_yy *)parm)->yyHour = (yyvsp[-5].Number); + ((struct date_yy *)parm)->yyMinutes = (yyvsp[-3].Number); + ((struct date_yy *)parm)->yySeconds = (yyvsp[-1].Number); + + ((struct date_yy *)parm)->yyHaveTime = 1; + } +#line 1577 "parsedate.c" + break; + + case 38: /* date: tUNUMBER '/' tUNUMBER '/' tUNUMBER */ +#line 330 "./parsedate.y" + { + /* Interpret as YYYY/MM/DD if $1 >= 1000, 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((yyvsp[-4].Number) >= 1000) + { + ((struct date_yy *)parm)->yyYear = (yyvsp[-4].Number); + ((struct date_yy *)parm)->yyMonth = (yyvsp[-2].Number); + ((struct date_yy *)parm)->yyDay = (yyvsp[0].Number); + } + else + { + ((struct date_yy *)parm)->yyMonth = (yyvsp[-4].Number); + ((struct date_yy *)parm)->yyDay = (yyvsp[-2].Number); + ((struct date_yy *)parm)->yyYear = (yyvsp[0].Number); + } + } +#line 1600 "parsedate.c" + break; + + case 40: /* date: iso8601datetime */ +#line 349 "./parsedate.y" + { + ((struct date_yy *)parm)->yyHaveTime++; + } +#line 1608 "parsedate.c" + break; + + case 41: /* date: tUNUMBER tMONTH tSNUMBER */ +#line 352 "./parsedate.y" + { + /* e.g. 17-JUN-1992. */ + ((struct date_yy *)parm)->yyDay = (yyvsp[-2].Number); + ((struct date_yy *)parm)->yyMonth = (yyvsp[-1].Number); + ((struct date_yy *)parm)->yyYear = -(yyvsp[0].Number); + } +#line 1619 "parsedate.c" + break; + + case 42: /* date: tMONTH tUNUMBER tUNUMBER */ +#line 358 "./parsedate.y" + { + ((struct date_yy *)parm)->yyMonth = (yyvsp[-2].Number); + ((struct date_yy *)parm)->yyDay = (yyvsp[-1].Number); + ((struct date_yy *)parm)->yyYear = (yyvsp[0].Number); + } +#line 1629 "parsedate.c" + break; + + case 43: /* date: tMONTH tUNUMBER */ +#line 363 "./parsedate.y" + { + ((struct date_yy *)parm)->yyMonth = (yyvsp[-1].Number); + if((yyvsp[0].Number) > 1000) { + ((struct date_yy *)parm)->yyYear = (yyvsp[0].Number); + } else { + ((struct date_yy *)parm)->yyDay = (yyvsp[0].Number); + } + } +#line 1642 "parsedate.c" + break; + + case 44: /* date: tMONTH tUNUMBER ',' tUNUMBER */ +#line 371 "./parsedate.y" + { + ((struct date_yy *)parm)->yyMonth = (yyvsp[-3].Number); + ((struct date_yy *)parm)->yyDay = (yyvsp[-2].Number); + ((struct date_yy *)parm)->yyYear = (yyvsp[0].Number); + } +#line 1652 "parsedate.c" + break; + + case 45: /* date: tUNUMBER tMONTH */ +#line 376 "./parsedate.y" + { + ((struct date_yy *)parm)->yyMonth = (yyvsp[0].Number); + if((yyvsp[-1].Number) > 1000) { + ((struct date_yy *)parm)->yyYear = (yyvsp[-1].Number); + } else { + ((struct date_yy *)parm)->yyDay = (yyvsp[-1].Number); + } + } +#line 1665 "parsedate.c" + break; + + case 46: /* date: tUNUMBER tMONTH tUNUMBER */ +#line 384 "./parsedate.y" + { + ((struct date_yy *)parm)->yyMonth = (yyvsp[-1].Number); + ((struct date_yy *)parm)->yyDay = (yyvsp[-2].Number); + ((struct date_yy *)parm)->yyYear = (yyvsp[0].Number); + } +#line 1675 "parsedate.c" + break; + + case 48: /* iso8601datetime: tUNUMBER tTZONE iso8601time */ +#line 392 "./parsedate.y" + { + int i = (yyvsp[-2].Number); + + if(i >= 10000) { + /* format: yyyymmdd */ + ((struct date_yy *)parm)->yyYear = i / 10000; + i %= 10000; + ((struct date_yy *)parm)->yyMonth = i / 100; + i %= 100; + ((struct date_yy *)parm)->yyDay = i; + } else if(i >= 1000 && i <= 9999) { + /* format: yyyy */ + ((struct date_yy *)parm)->yyYear = i; + ((struct date_yy *)parm)->yyDay= 1; + ((struct date_yy *)parm)->yyMonth = 1; + } + } +#line 1697 "parsedate.c" + break; + + case 49: /* iso8601date: tUNUMBER tSNUMBER tSNUMBER */ +#line 411 "./parsedate.y" + { + /* ISO 8601 format. yyyy-mm-dd. */ + ((struct date_yy *)parm)->yyYear = (yyvsp[-2].Number); + ((struct date_yy *)parm)->yyMonth = -(yyvsp[-1].Number); + ((struct date_yy *)parm)->yyDay = -(yyvsp[0].Number); + } +#line 1708 "parsedate.c" + break; + + case 50: /* iso8601date: tUNUMBER tSNUMBER */ +#line 417 "./parsedate.y" + { + /* ISO 8601 format yyyy-mm */ + ((struct date_yy *)parm)->yyYear = (yyvsp[-1].Number); + ((struct date_yy *)parm)->yyMonth = -(yyvsp[0].Number); + ((struct date_yy *)parm)->yyDay = 1; + } +#line 1719 "parsedate.c" + break; + + case 51: /* iso8601date: tUNUMBER iso8601weekspec */ +#line 423 "./parsedate.y" + { + const int om = (1 + 9) % 12; /* offset month */ + const int oy = (yyvsp[-1].Number) - 1; /* offset year */ + + ((struct date_yy *)parm)->yyYear = (yyvsp[-1].Number); + ((struct date_yy *)parm)->yyMonth = 1; + /* Zeller's formula */ + ((struct date_yy *)parm)->yyDay -= ((13 * om + 12) / 5 + + oy + oy / 4 + oy / 400 - oy / 100) % 7 - 1; + } +#line 1734 "parsedate.c" + break; + + case 52: /* iso8601weekspec: tWZONE tUNUMBER */ +#line 435 "./parsedate.y" + { + ((struct date_yy *)parm)->yyDay = ((yyvsp[0].Number) / 10) * 7 + ((yyvsp[0].Number) % 10) - 8; + } +#line 1742 "parsedate.c" + break; + + case 53: /* iso8601weekspec: tWZONE tUNUMBER tSNUMBER */ +#line 438 "./parsedate.y" + { + ((struct date_yy *)parm)->yyDay = (yyvsp[-1].Number) * 7 - (yyvsp[0].Number) - 8; + } +#line 1750 "parsedate.c" + break; + + case 55: /* iso8601time: tUNUMBER sec_fraction_part iso8601zonepart */ +#line 445 "./parsedate.y" + { + int i = (yyvsp[-2].Number); + + if(i <= -100000 || i >= 100000) { + ((struct date_yy *)parm)->yyHour = i / 10000; + i %= 10000; + ((struct date_yy *)parm)->yyMinutes = i / 100; + i %= 100; + ((struct date_yy *)parm)->yySeconds = i; + } else if(i <= -1000 || i >= 1000) { + ((struct date_yy *)parm)->yyHour = i / 100; + i %= 100; + ((struct date_yy *)parm)->yyMinutes = i; + ((struct date_yy *)parm)->yySeconds = 0; + } else if(i >= -99 && i <= 99) { + ((struct date_yy *)parm)->yyHour = i; + ((struct date_yy *)parm)->yyMinutes = 0; + ((struct date_yy *)parm)->yySeconds = 0; + } else { + ((struct date_yy *)parm)->yyHaveTime = 0; + } + ((struct date_yy *)parm)->yyMeridian = MER24; + } +#line 1778 "parsedate.c" + break; + + case 56: /* rel: relunit tAGO */ +#line 470 "./parsedate.y" + { + ((struct date_yy *)parm)->yyRelSeconds = + -((struct date_yy *)parm)->yyRelSeconds; + ((struct date_yy *)parm)->yyRelMinutes = + -((struct date_yy *)parm)->yyRelMinutes; + ((struct date_yy *)parm)->yyRelHour = + -((struct date_yy *)parm)->yyRelHour; + ((struct date_yy *)parm)->yyRelDay = + -((struct date_yy *)parm)->yyRelDay; + ((struct date_yy *)parm)->yyRelMonth = + -((struct date_yy *)parm)->yyRelMonth; + ((struct date_yy *)parm)->yyRelYear = + -((struct date_yy *)parm)->yyRelYear; + } +#line 1797 "parsedate.c" + break; + + case 58: /* relunit: tUNUMBER tYEAR_UNIT */ +#line 487 "./parsedate.y" + { + ((struct date_yy *)parm)->yyRelYear += (yyvsp[-1].Number) * (yyvsp[0].Number); + } +#line 1805 "parsedate.c" + break; + + case 59: /* relunit: tSNUMBER tYEAR_UNIT */ +#line 490 "./parsedate.y" + { + ((struct date_yy *)parm)->yyRelYear += (yyvsp[-1].Number) * (yyvsp[0].Number); + } +#line 1813 "parsedate.c" + break; + + case 60: /* relunit: tYEAR_UNIT */ +#line 493 "./parsedate.y" + { + ((struct date_yy *)parm)->yyRelYear += (yyvsp[0].Number); + } +#line 1821 "parsedate.c" + break; + + case 61: /* relunit: tUNUMBER tMONTH_UNIT */ +#line 496 "./parsedate.y" + { + ((struct date_yy *)parm)->yyRelMonth += (yyvsp[-1].Number) * (yyvsp[0].Number); + } +#line 1829 "parsedate.c" + break; + + case 62: /* relunit: tSNUMBER tMONTH_UNIT */ +#line 499 "./parsedate.y" + { + ((struct date_yy *)parm)->yyRelMonth += (yyvsp[-1].Number) * (yyvsp[0].Number); + } +#line 1837 "parsedate.c" + break; + + case 63: /* relunit: tMONTH_UNIT */ +#line 502 "./parsedate.y" + { + ((struct date_yy *)parm)->yyRelMonth += (yyvsp[0].Number); + } +#line 1845 "parsedate.c" + break; + + case 64: /* relunit: tUNUMBER tDAY_UNIT */ +#line 505 "./parsedate.y" + { + ((struct date_yy *)parm)->yyRelDay += (yyvsp[-1].Number) * (yyvsp[0].Number); + } +#line 1853 "parsedate.c" + break; + + case 65: /* relunit: tSNUMBER tDAY_UNIT */ +#line 508 "./parsedate.y" + { + ((struct date_yy *)parm)->yyRelDay += (yyvsp[-1].Number) * (yyvsp[0].Number); + } +#line 1861 "parsedate.c" + break; + + case 66: /* relunit: tDAY_UNIT */ +#line 511 "./parsedate.y" + { + ((struct date_yy *)parm)->yyRelDay += (yyvsp[0].Number); + } +#line 1869 "parsedate.c" + break; + + case 67: /* relunit: tUNUMBER tHOUR_UNIT */ +#line 514 "./parsedate.y" + { + ((struct date_yy *)parm)->yyRelHour += (yyvsp[-1].Number) * (yyvsp[0].Number); + } +#line 1877 "parsedate.c" + break; + + case 68: /* relunit: tSNUMBER tHOUR_UNIT */ +#line 517 "./parsedate.y" + { + ((struct date_yy *)parm)->yyRelHour += (yyvsp[-1].Number) * (yyvsp[0].Number); + } +#line 1885 "parsedate.c" + break; + + case 69: /* relunit: tHOUR_UNIT */ +#line 520 "./parsedate.y" + { + ((struct date_yy *)parm)->yyRelHour += (yyvsp[0].Number); + } +#line 1893 "parsedate.c" + break; + + case 70: /* relunit: tUNUMBER tMINUTE_UNIT */ +#line 523 "./parsedate.y" + { + ((struct date_yy *)parm)->yyRelMinutes += (yyvsp[-1].Number) * (yyvsp[0].Number); + } +#line 1901 "parsedate.c" + break; + + case 71: /* relunit: tSNUMBER tMINUTE_UNIT */ +#line 526 "./parsedate.y" + { + ((struct date_yy *)parm)->yyRelMinutes += (yyvsp[-1].Number) * (yyvsp[0].Number); + } +#line 1909 "parsedate.c" + break; + + case 72: /* relunit: tMINUTE_UNIT */ +#line 529 "./parsedate.y" + { + ((struct date_yy *)parm)->yyRelMinutes += (yyvsp[0].Number); + } +#line 1917 "parsedate.c" + break; + + case 73: /* relunit: tUNUMBER tSEC_UNIT */ +#line 532 "./parsedate.y" + { + ((struct date_yy *)parm)->yyRelSeconds += (yyvsp[-1].Number) * (yyvsp[0].Number); + } +#line 1925 "parsedate.c" + break; + + case 74: /* relunit: tSNUMBER tSEC_UNIT */ +#line 535 "./parsedate.y" + { + ((struct date_yy *)parm)->yyRelSeconds += (yyvsp[-1].Number) * (yyvsp[0].Number); + } +#line 1933 "parsedate.c" + break; + + case 75: /* relunit: tSEC_UNIT */ +#line 538 "./parsedate.y" + { + ((struct date_yy *)parm)->yyRelSeconds += (yyvsp[0].Number); + } +#line 1941 "parsedate.c" + break; + + case 76: /* number: tUNUMBER */ +#line 544 "./parsedate.y" + { + if(((struct date_yy *)parm)->yyHaveTime && + ((struct date_yy *)parm)->yyHaveDate && + !((struct date_yy *)parm)->yyHaveRel) + ((struct date_yy *)parm)->yyYear = (yyvsp[0].Number); + else + { + if((yyvsp[0].Number) > 10000) + { + ((struct date_yy *)parm)->yyHaveDate++; + ((struct date_yy *)parm)->yyDay= ((yyvsp[0].Number))%100; + ((struct date_yy *)parm)->yyMonth= ((yyvsp[0].Number)/100)%100; + ((struct date_yy *)parm)->yyYear = (yyvsp[0].Number)/10000; + } + else + { + ((struct date_yy *)parm)->yyHaveTime++; + if((yyvsp[0].Number) < 100) + { + ((struct date_yy *)parm)->yyHour = (yyvsp[0].Number); + ((struct date_yy *)parm)->yyMinutes = 0; + } + else + { + ((struct date_yy *)parm)->yyHour = (yyvsp[0].Number) / 100; + ((struct date_yy *)parm)->yyMinutes = (yyvsp[0].Number) % 100; + } + ((struct date_yy *)parm)->yySeconds = 0; + ((struct date_yy *)parm)->yyMeridian = MER24; + } + } + } +#line 1978 "parsedate.c" + break; + + case 77: /* o_merid: tMERIDIAN */ +#line 579 "./parsedate.y" + { + ((struct date_yy *)parm)->yyMeridian = (yyvsp[0].Meridian); + } +#line 1986 "parsedate.c" + break; + + +#line 1990 "parsedate.c" + + default: break; + } + /* User semantic actions sometimes alter yychar, and that requires + that yytoken be updated with the new translation. We take the + approach of translating immediately before every use of yytoken. + One alternative is translating here after every semantic action, + but that translation would be missed if the semantic action invokes + YYABORT, YYACCEPT, or YYERROR immediately after altering yychar or + if it invokes YYBACKUP. In the case of YYABORT or YYACCEPT, an + incorrect destructor might then be invoked immediately. In the + case of YYERROR or YYBACKUP, subsequent parser actions might lead + to an incorrect destructor call or verbose syntax error message + before the lookahead is translated. */ + YY_SYMBOL_PRINT ("-> $$ =", YY_CAST (yysymbol_kind_t, yyr1[yyn]), &yyval, &yyloc); + + YYPOPSTACK (yylen); + yylen = 0; + + *++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. */ + { + const int yylhs = yyr1[yyn] - YYNTOKENS; + const int yyi = yypgoto[yylhs] + *yyssp; + yystate = (0 <= yyi && yyi <= YYLAST && yycheck[yyi] == *yyssp + ? yytable[yyi] + : yydefgoto[yylhs]); + } + + goto yynewstate; + + +/*--------------------------------------. +| yyerrlab -- here on detecting error. | +`--------------------------------------*/ +yyerrlab: + /* Make sure we have latest lookahead translation. See comments at + user semantic actions for why this is necessary. */ + yytoken = yychar == RAPTOR_PARSEDATE_EMPTY ? YYSYMBOL_YYEMPTY : YYTRANSLATE (yychar); + /* If not already recovering from an error, report this error. */ + if (!yyerrstatus) + { + ++yynerrs; + yyerror (parm, YY_("syntax error")); + } + + if (yyerrstatus == 3) + { + /* If just tried and failed to reuse lookahead token after an + error, discard it. */ + + if (yychar <= RAPTOR_PARSEDATE_EOF) + { + /* Return failure if at end of input. */ + if (yychar == RAPTOR_PARSEDATE_EOF) + YYABORT; + } + else + { + yydestruct ("Error: discarding", + yytoken, &yylval, parm); + yychar = RAPTOR_PARSEDATE_EMPTY; + } + } + + /* Else will try to reuse lookahead token after shifting the error + token. */ + goto yyerrlab1; + + +/*---------------------------------------------------. +| yyerrorlab -- error raised explicitly by YYERROR. | +`---------------------------------------------------*/ +yyerrorlab: + /* Pacify compilers when the user code never invokes YYERROR and the + label yyerrorlab therefore never appears in user code. */ + if (0) + YYERROR; + ++yynerrs; + + /* Do not reclaim the symbols of the rule whose 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. */ + + /* Pop stack until we find a state that shifts the error token. */ + for (;;) + { + yyn = yypact[yystate]; + if (!yypact_value_is_default (yyn)) + { + yyn += YYSYMBOL_YYerror; + if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYSYMBOL_YYerror) + { + 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", + YY_ACCESSING_SYMBOL (yystate), yyvsp, parm); + YYPOPSTACK (1); + yystate = *yyssp; + YY_STACK_PRINT (yyss, yyssp); + } + + YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN + *++yyvsp = yylval; + YY_IGNORE_MAYBE_UNINITIALIZED_END + + + /* Shift the error token. */ + YY_SYMBOL_PRINT ("Shifting", YY_ACCESSING_SYMBOL (yyn), yyvsp, yylsp); + + yystate = yyn; + goto yynewstate; + + +/*-------------------------------------. +| yyacceptlab -- YYACCEPT comes here. | +`-------------------------------------*/ +yyacceptlab: + yyresult = 0; + goto yyreturnlab; + + +/*-----------------------------------. +| yyabortlab -- YYABORT comes here. | +`-----------------------------------*/ +yyabortlab: + yyresult = 1; + goto yyreturnlab; + + +/*-----------------------------------------------------------. +| yyexhaustedlab -- YYNOMEM (memory exhaustion) comes here. | +`-----------------------------------------------------------*/ +yyexhaustedlab: + yyerror (parm, YY_("memory exhausted")); + yyresult = 2; + goto yyreturnlab; + + +/*----------------------------------------------------------. +| yyreturnlab -- parsing is finished, clean up and return. | +`----------------------------------------------------------*/ +yyreturnlab: + if (yychar != RAPTOR_PARSEDATE_EMPTY) + { + /* Make sure we have latest lookahead translation. See comments at + user semantic actions for why this is necessary. */ + yytoken = YYTRANSLATE (yychar); + yydestruct ("Cleanup: discarding lookahead", + yytoken, &yylval, parm); + } + /* Do not reclaim the symbols of the rule whose action triggered + this YYABORT or YYACCEPT. */ + YYPOPSTACK (yylen); + YY_STACK_PRINT (yyss, yyssp); + while (yyssp != yyss) + { + yydestruct ("Cleanup: popping", + YY_ACCESSING_SYMBOL (+*yyssp), yyvsp, parm); + YYPOPSTACK (1); + } +#ifndef yyoverflow + if (yyss != yyssa) + YYSTACK_FREE (yyss); +#endif + + return yyresult; +} + +#line 584 "./parsedate.y" + + +time_t get_date (char *p, time_t *now); + +/* Month and day table. */ +static TABLE const MonthDayTable[] = { + { "january", tMONTH, 1 }, + { "february", tMONTH, 2 }, + { "march", tMONTH, 3 }, + { "april", tMONTH, 4 }, + { "may", tMONTH, 5 }, + { "june", tMONTH, 6 }, + { "july", tMONTH, 7 }, + { "august", tMONTH, 8 }, + { "september", tMONTH, 9 }, + { "sept", tMONTH, 9 }, + { "october", tMONTH, 10 }, + { "november", tMONTH, 11 }, + { "december", tMONTH, 12 }, + { "sunday", tDAY, 0 }, + { "monday", tDAY, 1 }, + { "tuesday", tDAY, 2 }, + { "tues", tDAY, 2 }, + { "wednesday", tDAY, 3 }, + { "wednes", tDAY, 3 }, + { "thursday", tDAY, 4 }, + { "thur", tDAY, 4 }, + { "thurs", tDAY, 4 }, + { "friday", tDAY, 5 }, + { "saturday", tDAY, 6 }, + { NULL, 0, 0 } +}; + +/* Time units table. */ +static TABLE const UnitsTable[] = { + { "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 OtherTable[] = { + { "tomorrow", tDAY_UNIT, 1 }, + { "yesterday", tDAY_UNIT, -1 }, + { "today", tDAY_UNIT, 0 }, + { "now", tDAY_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 }, + { NULL, 0, 0 } +}; + +/* The timezone table. */ +static TABLE const TimezoneTable[] = { + { "gmt", tZONE, HOUR ( 0) }, /* Greenwich Mean */ + { "ut", tZONE, HOUR ( 0) }, /* Universal (Coordinated) */ + { "utc", tZONE, HOUR ( 0) }, + { "wet", tZONE, HOUR ( 0) }, /* Western European */ + { "bst", tDAYZONE, HOUR ( 0) }, /* British Summer */ + { "wat", tZONE, HOUR ( 1) }, /* West Africa */ + { "at", tZONE, HOUR ( 2) }, /* Azores */ +#if 0 + /* For completeness. BST is also British Summer, and GST is + * also Guam Standard. */ + { "bst", tZONE, HOUR ( 3) }, /* Brazil Standard */ + { "gst", tZONE, HOUR ( 3) }, /* Greenland Standard */ +#endif +#if 0 + { "nft", tZONE, HOUR (3.5) }, /* Newfoundland */ + { "nst", tZONE, HOUR (3.5) }, /* Newfoundland Standard */ + { "ndt", tDAYZONE, HOUR (3.5) }, /* Newfoundland Daylight */ +#endif + { "ast", tZONE, HOUR ( 4) }, /* Atlantic Standard */ + { "adt", tDAYZONE, HOUR ( 4) }, /* Atlantic Daylight */ + { "est", tZONE, HOUR ( 5) }, /* Eastern Standard */ + { "edt", tDAYZONE, HOUR ( 5) }, /* Eastern Daylight */ + { "cst", tZONE, HOUR ( 6) }, /* Central Standard */ + { "cdt", tDAYZONE, HOUR ( 6) }, /* Central Daylight */ + { "mst", tZONE, HOUR ( 7) }, /* Mountain Standard */ + { "mdt", tDAYZONE, HOUR ( 7) }, /* Mountain Daylight */ + { "pst", tZONE, HOUR ( 8) }, /* Pacific Standard */ + { "pdt", tDAYZONE, HOUR ( 8) }, /* Pacific Daylight */ + { "yst", tZONE, HOUR ( 9) }, /* Yukon Standard */ + { "ydt", tDAYZONE, HOUR ( 9) }, /* Yukon Daylight */ + { "hst", tZONE, HOUR (10) }, /* Hawaii Standard */ + { "hdt", tDAYZONE, HOUR (10) }, /* Hawaii Daylight */ + { "cat", tZONE, HOUR (10) }, /* Central Alaska */ + { "akst", tZONE, HOUR (10) }, /* Alaska Standard */ + { "akdt", tZONE, HOUR (10) }, /* Alaska Daylight */ + { "ahst", tZONE, HOUR (10) }, /* Alaska-Hawaii Standard */ + { "nt", tZONE, HOUR (11) }, /* Nome */ + { "idlw", tZONE, HOUR (12) }, /* International Date Line West */ + { "cet", tZONE, -HOUR (1) }, /* Central European */ + { "cest", tDAYZONE, -HOUR (1) }, /* Central European Summer */ + { "met", tZONE, -HOUR (1) }, /* Middle European */ + { "mewt", tZONE, -HOUR (1) }, /* Middle European Winter */ + { "mest", tDAYZONE, -HOUR (1) }, /* Middle European Summer */ + { "mesz", tDAYZONE, -HOUR (1) }, /* Middle European Summer */ + { "swt", tZONE, -HOUR (1) }, /* Swedish Winter */ + { "sst", tDAYZONE, -HOUR (1) }, /* Swedish Summer */ + { "fwt", tZONE, -HOUR (1) }, /* French Winter */ + { "fst", tDAYZONE, -HOUR (1) }, /* French Summer */ + { "eet", tZONE, -HOUR (2) }, /* Eastern Europe, USSR Zone 1 */ + { "bt", tZONE, -HOUR (3) }, /* Baghdad, USSR Zone 2 */ +#if 0 + { "it", tZONE, -HOUR (3.5) },/* Iran */ +#endif + { "zp4", tZONE, -HOUR (4) }, /* USSR Zone 3 */ + { "zp5", tZONE, -HOUR (5) }, /* USSR Zone 4 */ +#if 0 + { "ist", tZONE, -HOUR (5.5) },/* Indian Standard */ +#endif + { "zp6", tZONE, -HOUR (6) }, /* USSR Zone 5 */ +#if 0 + /* For completeness. NST is also Newfoundland Standard, and SST is + * also Swedish Summer. */ + { "nst", tZONE, -HOUR (6.5) },/* North Sumatra */ + { "sst", tZONE, -HOUR (7) }, /* South Sumatra, USSR Zone 6 */ +#endif /* 0 */ + { "wast", tZONE, -HOUR (7) }, /* West Australian Standard */ + { "wadt", tDAYZONE, -HOUR (7) }, /* West Australian Daylight */ +#if 0 + { "jt", tZONE, -HOUR (7.5) },/* Java (3pm in Cronusland!) */ +#endif + { "cct", tZONE, -HOUR (8) }, /* China Coast, USSR Zone 7 */ + { "jst", tZONE, -HOUR (9) }, /* Japan Standard, USSR Zone 8 */ +#if 0 + { "cast", tZONE, -HOUR (9.5) },/* Central Australian Standard */ + { "cadt", tDAYZONE, -HOUR (9.5) },/* Central Australian Daylight */ +#endif + { "east", tZONE, -HOUR (10) }, /* Eastern Australian Standard */ + { "eadt", tDAYZONE, -HOUR (10) }, /* Eastern Australian Daylight */ + { "gst", tZONE, -HOUR (10) }, /* Guam Standard, USSR Zone 9 */ + { "nzt", tZONE, -HOUR (12) }, /* New Zealand */ + { "nzst", tZONE, -HOUR (12) }, /* New Zealand Standard */ + { "nzdt", tDAYZONE, -HOUR (12) }, /* New Zealand Daylight */ + { "idle", tZONE, -HOUR (12) }, /* International Date Line East */ + { NULL, 0, 0 } +}; + +/* Military timezone table. */ +static TABLE const MilitaryTable[] = { + { "a", tZONE, HOUR (- 1) }, + { "b", tZONE, HOUR (- 2) }, + { "c", tZONE, HOUR (- 3) }, + { "d", tZONE, HOUR (- 4) }, + { "e", tZONE, HOUR (- 5) }, + { "f", tZONE, HOUR (- 6) }, + { "g", tZONE, HOUR (- 7) }, + { "h", tZONE, HOUR (- 8) }, + { "i", tZONE, HOUR (- 9) }, + { "k", tZONE, HOUR (-10) }, + { "l", tZONE, HOUR (-11) }, + { "m", tZONE, HOUR (-12) }, + { "n", tZONE, HOUR ( 1) }, + { "o", tZONE, HOUR ( 2) }, + { "p", tZONE, HOUR ( 3) }, + { "q", tZONE, HOUR ( 4) }, + { "r", tZONE, HOUR ( 5) }, + { "s", tZONE, HOUR ( 6) }, + { "t", tTZONE, HOUR ( 7) }, + { "u", tZONE, HOUR ( 8) }, + { "v", tZONE, HOUR ( 9) }, + { "w", tWZONE, HOUR ( 10) }, + { "x", tZONE, HOUR ( 11) }, + { "y", tZONE, HOUR ( 12) }, + { "z", tZZONE, HOUR ( 0) }, + { NULL, 0, 0 } +}; + + + + +/* ARGSUSED */ +static int +yyerror(void* parm, const char *s) +{ + return 0; +} + +static int +ToHour(int Hours, MERIDIAN Meridian) +{ + switch (Meridian) + { + case MER24: + if(Hours < 0 || Hours > 23) + return -1; + return Hours; + case MERam: + if(Hours < 1 || Hours > 12) + return -1; + if(Hours == 12) + Hours = 0; + return Hours; + case MERpm: + if(Hours < 1 || Hours > 12) + return -1; + if(Hours == 12) + Hours = 0; + return Hours + 12; + default: +#ifdef RAPTOR_DEBUG + fprintf(stderr, "%s:%d:%s: UNKNOWN Meridian %d - add a new case", + __FILE__, __LINE__, __FUNCTION__, (int)Meridian); +#endif + return -1; + } + /* NOTREACHED */ +} + +static int +ToYear(int Year) +{ + if(Year < 0) + Year = -Year; + + /* XPG4 suggests that years 00-68 map to 2000-2068, and + years 69-99 map to 1969-1999. */ + if(Year < 69) + Year += 2000; + else if(Year < 100) + Year += 1900; + + return Year; +} + +static int +LookupWord (YYSTYPE *lvalp, char *buff) +{ + char *p; + char *q; + const TABLE *tp; + int i; + int abbrev; + + /* Make it lowercase. */ + for(p = buff; *p; p++) + if(isupper ((unsigned char) *p)) + *p = tolower (*p); + + if(strcmp (buff, "am") == 0 || strcmp (buff, "a.m.") == 0) + { + lvalp->Meridian = MERam; + return tMERIDIAN; + } + if(strcmp (buff, "pm") == 0 || strcmp (buff, "p.m.") == 0) + { + lvalp->Meridian = MERpm; + return tMERIDIAN; + } + + /* See if we have an abbreviation for a month. */ + if(strlen (buff) == 3) + abbrev = 1; + else if(strlen (buff) == 4 && buff[3] == '.') + { + abbrev = 1; + buff[3] = '\0'; + } + else + abbrev = 0; + + for(tp = MonthDayTable; tp->name; tp++) + { + if(abbrev) + { + if(strncmp (buff, tp->name, 3) == 0) + { + lvalp->Number = tp->value; + return tp->type; + } + } + else if(strcmp (buff, tp->name) == 0) + { + lvalp->Number = tp->value; + return tp->type; + } + } + + for(tp = TimezoneTable; tp->name; tp++) + if(strcmp (buff, tp->name) == 0) + { + lvalp->Number = tp->value; + return tp->type; + } + + if(strcmp (buff, "dst") == 0) + return tDST; + + for(tp = UnitsTable; tp->name; tp++) + if(strcmp (buff, tp->name) == 0) + { + lvalp->Number = tp->value; + return tp->type; + } + + /* Strip off any plural and try the units table again. */ + i = RAPTOR_BAD_CAST(int, strlen(buff)) - 1; + if(buff[i] == 's') + { + buff[i] = '\0'; + for(tp = UnitsTable; tp->name; tp++) + if(strcmp (buff, tp->name) == 0) + { + lvalp->Number = tp->value; + return tp->type; + } + buff[i] = 's'; /* Put back for "this" in OtherTable. */ + } + + for(tp = OtherTable; tp->name; tp++) + if(strcmp (buff, tp->name) == 0) + { + lvalp->Number = tp->value; + return tp->type; + } + + /* Military timezones. */ + if(buff[1] == '\0' && isalpha ((unsigned char) *buff)) + { + for(tp = MilitaryTable; tp->name; tp++) + if(strcmp (buff, tp->name) == 0) + { + lvalp->Number = tp->value; + return tp->type; + } + } + + /* Drop out any periods and try the timezone table again. */ + for(i = 0, p = q = buff; *q; q++) + if(*q != '.') + *p++ = *q; + else + i++; + *p = '\0'; + if(i) + for(tp = TimezoneTable; tp->name; tp++) + if(strcmp (buff, tp->name) == 0) + { + lvalp->Number = tp->value; + return tp->type; + } + + return tID; +} + +int yylex(YYSTYPE *lvalp, void *parm) +{ + unsigned char c; + char *p; + char buff[20]; + int Count; + int sign; + struct date_yy * date = (struct date_yy *)parm; + + for(;;) + { + while(isspace ((unsigned char) *date->yyInput)) + date->yyInput++; + + if(isdigit (c = *date->yyInput) || c == '-' || c == '+') + { + if(c == '-' || c == '+') + { + sign = c == '-' ? -1 : 1; + if(!ISDIGIT (*++date->yyInput)) + /* skip the '-' sign */ + continue; + } + else + sign = 0; + for(lvalp->Number = 0; ISDIGIT (c = *date->yyInput++);) + lvalp->Number = 10 * lvalp->Number + c - '0'; + date->yyInput--; + if(sign < 0) + lvalp->Number = -lvalp->Number; + /* Ignore ordinal suffixes on numbers */ + c = *date->yyInput; + if(c == 's' || c == 'n' || c == 'r' || c == 't') { + c = *++date->yyInput; + if(c == 't' || c == 'd' || c == 'h') { + date->yyInput++; + } else { + date->yyInput--; + } + } + return sign ? tSNUMBER : tUNUMBER; + } + if(isalpha (c)) + { + for(p = buff; (c = *date->yyInput++, isalpha (c)) || c == '.';) + if(p < &buff[sizeof buff - 1]) + *p++ = c; + *p = '\0'; + date->yyInput--; + return LookupWord (lvalp, buff); + } + if(c != '(') + return *date->yyInput++; + Count = 0; + do + { + c = *date->yyInput++; + if(c == '\0') + return c; + if(c == '(') + Count++; + else if(c == ')') + Count--; + } + while(Count > 0); + } +} + +#define TM_YEAR_ORIGIN 1900 + +/* Yield A - B, measured in seconds. */ +static long +difftm (struct tm *a, struct tm *b) +{ + int ay = a->tm_year + (TM_YEAR_ORIGIN - 1); + int by = b->tm_year + (TM_YEAR_ORIGIN - 1); + long days = ( + /* difference in day of year */ + a->tm_yday - b->tm_yday + /* + intervening leap days */ + + ((ay >> 2) - (by >> 2)) + - (ay / 100 - by / 100) + + ((ay / 100 >> 2) - (by / 100 >> 2)) + /* + difference in years * 365 */ + + (long) (ay - by) * 365 + ); + return (60 * (60 * (24 * days + (a->tm_hour - b->tm_hour)) + + (a->tm_min - b->tm_min)) + + (a->tm_sec - b->tm_sec)); +} + +time_t raptor_parse_date(const char *p, time_t *now) +{ + struct tm tm, tm0, *tmp; + time_t Start; + struct date_yy date; + + date.yyInput = p; + Start = now ? *now : time ((time_t *) NULL); + tmp = localtime (&Start); + if(!tmp) + return -1; + date.yyYear = tmp->tm_year + TM_YEAR_ORIGIN; + date.yyMonth = tmp->tm_mon + 1; + date.yyDay = tmp->tm_mday; + date.yyHour = tmp->tm_hour; + date.yyMinutes = tmp->tm_min; + date.yySeconds = tmp->tm_sec; + tm.tm_isdst = tmp->tm_isdst; + date.yyMeridian = MER24; + date.yyRelSeconds = 0; + date.yyRelMinutes = 0; + date.yyRelHour = 0; + date.yyRelDay = 0; + date.yyRelMonth = 0; + date.yyRelYear = 0; + date.yyHaveDate = 0; + date.yyHaveDay = 0; + date.yyHaveRel = 0; + date.yyHaveTime = 0; + date.yyHaveZone = 0; + + if(yyparse (&date) + || date.yyHaveTime > 1 || date.yyHaveZone > 1 + || date.yyHaveDate > 1 || date.yyHaveDay > 1) { + return -1; + } + tm.tm_year = ToYear (date.yyYear) - TM_YEAR_ORIGIN + date.yyRelYear; + tm.tm_mon = date.yyMonth - 1 + date.yyRelMonth; + tm.tm_mday = date.yyDay + date.yyRelDay; + if(date.yyHaveTime || (date.yyHaveRel && !date.yyHaveDate && !date.yyHaveDay)) + { + tm.tm_hour = ToHour (date.yyHour, date.yyMeridian); + if(tm.tm_hour < 0) + return -1; + tm.tm_min = date.yyMinutes; + tm.tm_sec = date.yySeconds; + } + else + { + tm.tm_hour = tm.tm_min = tm.tm_sec = 0; + } + tm.tm_hour += date.yyRelHour; + tm.tm_min += date.yyRelMinutes; + tm.tm_sec += date.yyRelSeconds; + + /* Let mktime deduce tm_isdst if we have an absolute timestamp, + or if the relative timestamp mentions days, months, or years. */ + if(date.yyHaveDate | date.yyHaveDay | date.yyHaveTime | date.yyRelDay | date.yyRelMonth | date.yyRelYear) + tm.tm_isdst = -1; + + 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(date.yyHaveZone) + { + tm = tm0; + if(tm.tm_year <= EPOCH - TM_YEAR_ORIGIN) + { + tm.tm_mday++; + date.yyTimezone -= 24 * 60; + } + else + { + tm.tm_mday--; + date.yyTimezone += 24 * 60; + } + Start = mktime (&tm); + } + + if(Start == (time_t) -1) + return Start; + } + + if(date.yyHaveDay && !date.yyHaveDate) + { + tm.tm_mday += ((date.yyDayNumber - tm.tm_wday + 7) % 7 + + 7 * (date.yyDayOrdinal - (0 < date.yyDayOrdinal))); + Start = mktime (&tm); + if(Start == (time_t) -1) + return Start; + } + + if(date.yyHaveZone) + { + long delta; + struct tm *gmt = gmtime (&Start); + if(!gmt) + return -1; + delta = date.yyTimezone * 60L + difftm (&tm, gmt); + + if((Start + delta < Start) != (delta < 0)) + return -1; /* time_t overflow */ + Start += delta; + } + + return Start; +} |