diff --git a/Makefile-ostree.am b/Makefile-ostree.am index 92ff92be..987f15d9 100644 --- a/Makefile-ostree.am +++ b/Makefile-ostree.am @@ -85,8 +85,8 @@ ostree_SOURCES += \ src/ostree/ot-remote-builtin-refs.c \ $(NULL) -src/ostree/parse-datetime.c: src/ostree/parse-datetime.y - $(YACC) $< -o $@ +src/ostree/parse-datetime.c: src/ostree/parse-datetime.y Makefile + $(AM_V_GEN) $(YACC) $< -o $@ ostree_bin_shared_cflags = $(AM_CFLAGS) -I$(srcdir)/src/libotutil -I$(srcdir)/src/libostree -I$(srcdir)/src/ostree \ diff --git a/src/ostree/parse-datetime.c b/src/ostree/parse-datetime.c deleted file mode 100644 index bcfff11a..00000000 --- a/src/ostree/parse-datetime.c +++ /dev/null @@ -1,3373 +0,0 @@ -/* A Bison parser, made by GNU Bison 3.0.4. */ - -/* Bison implementation for Yacc-like parsers in C - - Copyright (C) 1984, 1989-1990, 2000-2015 Free Software Foundation, Inc. - - This program is free software: you can redistribute it and/or modify it - under the terms of the GNU Lesser General Public License as published - by the Free Software Foundation; either version 2 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 . */ - -/* As a special exception, you may create a larger work that contains - part or all of the Bison parser skeleton and distribute that work - under terms of your choice, so long as that work isn't itself a - parser generator using the skeleton or a modified version thereof - as a parser skeleton. Alternatively, if you modify or redistribute - the parser skeleton itself, you may (at your option) remove this - special exception, which will cause the skeleton and the resulting - Bison output files to be licensed under the GNU General Public - License without this special exception. - - This special exception was added by the Free Software Foundation in - version 2.2 of Bison. */ - -/* C LALR(1) parser skeleton written by Richard Stallman, by - simplifying the original so-called "semantic" parser. */ - -/* All symbols defined below should begin with yy or YY, to avoid - infringing on user name space. This should be done even for local - variables, as they might otherwise be expanded by user macros. - There are some unavoidable exceptions within include files to - define necessary library symbols; they are noted "INFRINGES ON - USER NAME SPACE" below. */ - -/* Identify Bison output. */ -#define YYBISON 1 - -/* Bison version. */ -#define YYBISON_VERSION "3.0.4" - -/* Skeleton name. */ -#define YYSKELETON_NAME "yacc.c" - -/* Pure parsers. */ -#define YYPURE 1 - -/* Push parsers. */ -#define YYPUSH 0 - -/* Pull parsers. */ -#define YYPULL 1 - - - - -/* Copy the first part of user declarations. */ -#line 1 "src/ostree/parse-datetime.y" /* yacc.c:339 */ - -/* Parse a string into an internal time stamp. - - Copyright (C) 1999-2000, 2002-2015 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 . */ - -/* Originally written by Steven M. Bellovin while - at the University of North Carolina at Chapel Hill. Later tweaked by - a couple of people on Usenet. Completely overhauled by Rich $alz - and Jim Berets in August, 1990. - - Modified by Paul Eggert in August 1999 to do - the right thing about local DST. Also modified by Paul Eggert - in February 2004 to support - nanosecond-resolution time stamps, and in October 2004 to support - TZ strings in dates. */ - -/* FIXME: Check for arithmetic overflow in all cases, not just - some of them. */ - - -#include "config.h" -#include "parse-datetime.h" -#include -#include -#include -#include -#include - -/* There's no need to extend the stack, so there's no need to involve - alloca. */ -#define YYSTACK_USE_ALLOCA 0 - -static char * -xmemdup (void const *p, size_t s) -{ - char *result = malloc (s); - memcpy (result, p, s); - return result; -} - -static void -gettime (struct timespec *ts) - { -#if HAVE_NANOTIME - nanotime (ts); -#else - -# if defined CLOCK_REALTIME && HAVE_CLOCK_GETTIME - if (clock_gettime (CLOCK_REALTIME, ts) == 0) - return; -# endif - - { - struct timeval tv; - gettimeofday (&tv, NULL); - ts->tv_sec = tv.tv_sec; - ts->tv_nsec = tv.tv_usec * 1000; - } - -#endif - } - -/* Tell Bison how much stack space is needed. 20 should be plenty for - this grammar, which is not right recursive. Beware setting it too - high, since that might cause problems on machines whose - implementations have lame stack-overflow checking. */ -#define YYMAXDEPTH 20 -#define YYINITDEPTH YYMAXDEPTH - -/* Since the code of parse-datetime.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 -#include -#include -#include - - -/* Bison's skeleton tests _STDLIB_H, while some stdlib.h headers - use _STDLIB_H_ as witness. Map the latter to the one bison uses. */ -/* FIXME: this is temporary. Remove when we have a mechanism to ensure - that the version we're using is fixed, too. */ -#ifdef _STDLIB_H_ -# undef _STDLIB_H -# define _STDLIB_H 1 -#endif - -/* ISDIGIT differs from isdigit, as follows: - - Its arg may be any int or unsigned int; it need not be an unsigned char - or EOF. - - It's typically faster. - POSIX says that only '0' through '9' are digits. Prefer ISDIGIT to - isdigit unless it's important to use the locale's definition - of "digit" even when the host does not conform to POSIX. */ -#define ISDIGIT(c) ((unsigned int) (c) - '0' <= 9) - -/* Shift A right by B bits portably, by dividing A by 2**B and - truncating towards minus infinity. A and B should be free of side - effects, and B should be in the range 0 <= B <= INT_BITS - 2, where - INT_BITS is the number of useful bits in an int. GNU code can - assume that INT_BITS is at least 32. - - ISO C99 says that A >> B is implementation-defined if A < 0. Some - implementations (e.g., UNICOS 9.0 on a Cray Y-MP EL) don't shift - right in the usual way when A < 0, so SHR falls back on division if - ordinary A >> B doesn't seem to be the usual signed shift. */ -#define SHR(a, b) \ - (-1 >> 1 == -1 \ - ? (a) >> (b) \ - : (a) / (1 << (b)) - ((a) % (1 << (b)) < 0)) - -#define EPOCH_YEAR 1970 -#define TM_YEAR_BASE 1900 - -#define HOUR(x) ((x) * 60) - -/* long_time_t is a signed integer type that contains all time_t values. */ -#if TIME_T_FITS_IN_LONG_INT -typedef long int long_time_t; -#else -typedef time_t long_time_t; -#endif - -/* Convert a possibly-signed character to an unsigned character. This is - a bit safer than casting to unsigned char, since it catches some type - errors that the cast doesn't. */ -static unsigned char to_uchar (char ch) { return ch; } - -/* FIXME: It also assumes that signed integer overflow silently wraps around, - but this is not true any more with recent versions of GCC 4. */ - -/* An integer value, and the number of digits in its textual - representation. */ -typedef struct -{ - bool negative; - long int value; - size_t digits; -} textint; - -/* An entry in the lexical lookup table. */ -typedef struct -{ - char const *name; - int type; - int value; -} table; - -/* Meridian: am, pm, or 24-hour style. */ -enum { MERam, MERpm, MER24 }; - -enum { BILLION = 1000000000, LOG10_BILLION = 9 }; - -/* Relative times. */ -typedef struct -{ - /* Relative year, month, day, hour, minutes, seconds, and nanoseconds. */ - long int year; - long int month; - long int day; - long int hour; - long int minutes; - long_time_t seconds; - long int ns; -} relative_time; - -#if HAVE_COMPOUND_LITERALS -# define RELATIVE_TIME_0 ((relative_time) { 0, 0, 0, 0, 0, 0, 0 }) -#else -static relative_time const RELATIVE_TIME_0; -#endif - -/* Information passed to and from the parser. */ -typedef struct -{ - /* The input string remaining to be parsed. */ - const char *input; - - /* N, if this is the Nth Tuesday. */ - long int day_ordinal; - - /* Day of week; Sunday is 0. */ - int day_number; - - /* tm_isdst flag for the local zone. */ - int local_isdst; - - /* Time zone, in minutes east of UTC. */ - long int time_zone; - - /* Style used for time. */ - int meridian; - - /* Gregorian year, month, day, hour, minutes, seconds, and nanoseconds. */ - textint year; - long int month; - long int day; - long int hour; - long int minutes; - struct timespec seconds; /* includes nanoseconds */ - - /* Relative year, month, day, hour, minutes, seconds, and nanoseconds. */ - relative_time rel; - - /* Presence or counts of nonterminals of various flavors parsed so far. */ - bool timespec_seen; - bool rels_seen; - size_t dates_seen; - size_t days_seen; - size_t local_zones_seen; - size_t dsts_seen; - size_t times_seen; - size_t zones_seen; - - /* Table of local time zone abbreviations, terminated by a null entry. */ - table local_time_zone_table[3]; -} parser_control; - -union YYSTYPE; -static int yylex (union YYSTYPE *, parser_control *); -static int yyerror (parser_control const *, char const *); -static long int time_zone_hhmm (parser_control *, textint, long int); - -/* Extract into *PC any date and time info from a string of digits - of the form e.g., YYYYMMDD, YYMMDD, HHMM, HH (and sometimes YYY, - YYYY, ...). */ -static void -digits_to_date_time (parser_control *pc, textint text_int) -{ - if (pc->dates_seen && ! pc->year.digits - && ! pc->rels_seen && (pc->times_seen || 2 < text_int.digits)) - pc->year = text_int; - else - { - if (4 < text_int.digits) - { - pc->dates_seen++; - pc->day = text_int.value % 100; - pc->month = (text_int.value / 100) % 100; - pc->year.value = text_int.value / 10000; - pc->year.digits = text_int.digits - 4; - } - else - { - pc->times_seen++; - if (text_int.digits <= 2) - { - pc->hour = text_int.value; - pc->minutes = 0; - } - else - { - pc->hour = text_int.value / 100; - pc->minutes = text_int.value % 100; - } - pc->seconds.tv_sec = 0; - pc->seconds.tv_nsec = 0; - pc->meridian = MER24; - } - } -} - -/* Increment PC->rel by FACTOR * REL (FACTOR is 1 or -1). */ -static void -apply_relative_time (parser_control *pc, relative_time rel, int factor) -{ - pc->rel.ns += factor * rel.ns; - pc->rel.seconds += factor * rel.seconds; - pc->rel.minutes += factor * rel.minutes; - pc->rel.hour += factor * rel.hour; - pc->rel.day += factor * rel.day; - pc->rel.month += factor * rel.month; - pc->rel.year += factor * rel.year; - pc->rels_seen = true; -} - -/* Set PC-> hour, minutes, seconds and nanoseconds members from arguments. */ -static void -set_hhmmss (parser_control *pc, long int hour, long int minutes, - time_t sec, long int nsec) -{ - pc->hour = hour; - pc->minutes = minutes; - pc->seconds.tv_sec = sec; - pc->seconds.tv_nsec = nsec; -} - - -#line 374 "src/ostree/parse-datetime.c" /* yacc.c:339 */ - -# ifndef YY_NULLPTR -# if defined __cplusplus && 201103L <= __cplusplus -# define YY_NULLPTR nullptr -# else -# define YY_NULLPTR 0 -# endif -# endif - -/* Enabling verbose error messages. */ -#ifdef YYERROR_VERBOSE -# undef YYERROR_VERBOSE -# define YYERROR_VERBOSE 1 -#else -# define YYERROR_VERBOSE 0 -#endif - - -/* Debug traces. */ -#ifndef YYDEBUG -# define YYDEBUG 0 -#endif -#if YYDEBUG -extern int yydebug; -#endif - -/* Token type. */ -#ifndef YYTOKENTYPE -# define YYTOKENTYPE - enum yytokentype - { - tAGO = 258, - tDST = 259, - tYEAR_UNIT = 260, - tMONTH_UNIT = 261, - tHOUR_UNIT = 262, - tMINUTE_UNIT = 263, - tSEC_UNIT = 264, - tDAY_UNIT = 265, - tDAY_SHIFT = 266, - tDAY = 267, - tDAYZONE = 268, - tLOCAL_ZONE = 269, - tMERIDIAN = 270, - tMONTH = 271, - tORDINAL = 272, - tZONE = 273, - tSNUMBER = 274, - tUNUMBER = 275, - tSDECIMAL_NUMBER = 276, - tUDECIMAL_NUMBER = 277 - }; -#endif -/* Tokens. */ -#define tAGO 258 -#define tDST 259 -#define tYEAR_UNIT 260 -#define tMONTH_UNIT 261 -#define tHOUR_UNIT 262 -#define tMINUTE_UNIT 263 -#define tSEC_UNIT 264 -#define tDAY_UNIT 265 -#define tDAY_SHIFT 266 -#define tDAY 267 -#define tDAYZONE 268 -#define tLOCAL_ZONE 269 -#define tMERIDIAN 270 -#define tMONTH 271 -#define tORDINAL 272 -#define tZONE 273 -#define tSNUMBER 274 -#define tUNUMBER 275 -#define tSDECIMAL_NUMBER 276 -#define tUDECIMAL_NUMBER 277 - -/* Value type. */ -#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED - -union YYSTYPE -{ -#line 319 "src/ostree/parse-datetime.y" /* yacc.c:355 */ - - long int intval; - textint textintval; - struct timespec timespec; - relative_time rel; - -#line 462 "src/ostree/parse-datetime.c" /* yacc.c:355 */ -}; - -typedef union YYSTYPE YYSTYPE; -# define YYSTYPE_IS_TRIVIAL 1 -# define YYSTYPE_IS_DECLARED 1 -#endif - - - -int yyparse (parser_control *pc); - - - -/* Copy the second part of user declarations. */ - -#line 478 "src/ostree/parse-datetime.c" /* yacc.c:358 */ - -#ifdef short -# undef short -#endif - -#ifdef YYTYPE_UINT8 -typedef YYTYPE_UINT8 yytype_uint8; -#else -typedef unsigned char yytype_uint8; -#endif - -#ifdef YYTYPE_INT8 -typedef YYTYPE_INT8 yytype_int8; -#else -typedef signed char yytype_int8; -#endif - -#ifdef YYTYPE_UINT16 -typedef YYTYPE_UINT16 yytype_uint16; -#else -typedef unsigned short int yytype_uint16; -#endif - -#ifdef YYTYPE_INT16 -typedef YYTYPE_INT16 yytype_int16; -#else -typedef short int yytype_int16; -#endif - -#ifndef YYSIZE_T -# ifdef __SIZE_TYPE__ -# define YYSIZE_T __SIZE_TYPE__ -# elif defined size_t -# define YYSIZE_T size_t -# elif ! defined YYSIZE_T -# include /* INFRINGES ON USER NAME SPACE */ -# define YYSIZE_T size_t -# else -# define YYSIZE_T unsigned int -# endif -#endif - -#define YYSIZE_MAXIMUM ((YYSIZE_T) -1) - -#ifndef YY_ -# if defined YYENABLE_NLS && YYENABLE_NLS -# if ENABLE_NLS -# include /* 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 -# if (defined __GNUC__ \ - && (2 < __GNUC__ || (__GNUC__ == 2 && 96 <= __GNUC_MINOR__))) \ - || defined __SUNPRO_C && 0x5110 <= __SUNPRO_C -# define YY_ATTRIBUTE(Spec) __attribute__(Spec) -# else -# define YY_ATTRIBUTE(Spec) /* empty */ -# endif -#endif - -#ifndef YY_ATTRIBUTE_PURE -# define YY_ATTRIBUTE_PURE YY_ATTRIBUTE ((__pure__)) -#endif - -#ifndef YY_ATTRIBUTE_UNUSED -# define YY_ATTRIBUTE_UNUSED YY_ATTRIBUTE ((__unused__)) -#endif - -#if !defined _Noreturn \ - && (!defined __STDC_VERSION__ || __STDC_VERSION__ < 201112) -# if defined _MSC_VER && 1200 <= _MSC_VER -# define _Noreturn __declspec (noreturn) -# else -# define _Noreturn YY_ATTRIBUTE ((__noreturn__)) -# endif -#endif - -/* Suppress unused-variable warnings by "using" E. */ -#if ! defined lint || defined __GNUC__ -# define YYUSE(E) ((void) (E)) -#else -# define YYUSE(E) /* empty */ -#endif - -#if defined __GNUC__ && 407 <= __GNUC__ * 100 + __GNUC_MINOR__ -/* Suppress an incorrect diagnostic about yylval being uninitialized. */ -# define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN \ - _Pragma ("GCC diagnostic push") \ - _Pragma ("GCC diagnostic ignored \"-Wuninitialized\"")\ - _Pragma ("GCC diagnostic ignored \"-Wmaybe-uninitialized\"") -# 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 yyoverflow || YYERROR_VERBOSE - -/* The parser invokes alloca or malloc; define the necessary symbols. */ - -# ifdef YYSTACK_USE_ALLOCA -# if YYSTACK_USE_ALLOCA -# ifdef __GNUC__ -# define YYSTACK_ALLOC __builtin_alloca -# elif defined __BUILTIN_VA_ARG_INCR -# include /* INFRINGES ON USER NAME SPACE */ -# elif defined _AIX -# define YYSTACK_ALLOC __alloca -# elif defined _MSC_VER -# include /* INFRINGES ON USER NAME SPACE */ -# define alloca _alloca -# else -# define YYSTACK_ALLOC alloca -# if ! defined _ALLOCA_H && ! defined EXIT_SUCCESS -# include /* 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 /* 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 -void *malloc (YYSIZE_T); /* INFRINGES ON USER NAME SPACE */ -# endif -# endif -# ifndef YYFREE -# define YYFREE free -# if ! defined free && ! defined EXIT_SUCCESS -void free (void *); /* INFRINGES ON USER NAME SPACE */ -# endif -# endif -# endif -#endif /* ! defined yyoverflow || YYERROR_VERBOSE */ - - -#if (! defined yyoverflow \ - && (! defined __cplusplus \ - || (defined YYSTYPE_IS_TRIVIAL && YYSTYPE_IS_TRIVIAL))) - -/* A type that is properly aligned for any stack member. */ -union yyalloc -{ - yytype_int16 yyss_alloc; - YYSTYPE yyvs_alloc; -}; - -/* The size of the maximum gap between one aligned stack and the next. */ -# define YYSTACK_GAP_MAXIMUM (sizeof (union yyalloc) - 1) - -/* The size of an array large to enough to hold all stacks, each with - N elements. */ -# define YYSTACK_BYTES(N) \ - ((N) * (sizeof (yytype_int16) + sizeof (YYSTYPE)) \ - + YYSTACK_GAP_MAXIMUM) - -# 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 \ - { \ - YYSIZE_T yynewbytes; \ - YYCOPY (&yyptr->Stack_alloc, Stack, yysize); \ - Stack = &yyptr->Stack_alloc; \ - yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \ - yyptr += yynewbytes / sizeof (*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, (Count) * sizeof (*(Src))) -# else -# define YYCOPY(Dst, Src, Count) \ - do \ - { \ - YYSIZE_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 12 -/* YYLAST -- Last index in YYTABLE. */ -#define YYLAST 112 - -/* YYNTOKENS -- Number of terminals. */ -#define YYNTOKENS 28 -/* YYNNTS -- Number of nonterminals. */ -#define YYNNTS 26 -/* YYNRULES -- Number of rules. */ -#define YYNRULES 91 -/* YYNSTATES -- Number of states. */ -#define YYNSTATES 114 - -/* YYTRANSLATE[YYX] -- Symbol number corresponding to YYX as returned - by yylex, with out-of-bounds checking. */ -#define YYUNDEFTOK 2 -#define YYMAXUTOK 277 - -#define YYTRANSLATE(YYX) \ - ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK) - -/* YYTRANSLATE[TOKEN-NUM] -- Symbol number corresponding to TOKEN-NUM - as returned by yylex, without out-of-bounds checking. */ -static const yytype_uint8 yytranslate[] = -{ - 0, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 26, 2, 2, 27, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 25, 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, 24, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 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, 22 -}; - -#if YYDEBUG - /* YYRLINE[YYN] -- Source line where rule number YYN was defined. */ -static const yytype_uint16 yyrline[] = -{ - 0, 346, 346, 347, 351, 358, 360, 364, 366, 368, - 370, 372, 374, 376, 377, 378, 382, 386, 390, 395, - 400, 405, 409, 414, 419, 426, 428, 432, 440, 445, - 455, 457, 459, 462, 465, 467, 469, 474, 479, 484, - 489, 497, 502, 522, 530, 538, 543, 549, 554, 560, - 564, 574, 576, 578, 583, 585, 587, 589, 591, 593, - 595, 597, 599, 601, 603, 605, 607, 609, 611, 613, - 615, 617, 619, 621, 623, 627, 629, 631, 633, 635, - 637, 642, 646, 646, 649, 650, 655, 656, 661, 666, - 677, 678 -}; -#endif - -#if YYDEBUG || YYERROR_VERBOSE || 0 -/* YYTNAME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM. - First, the terminals, then, starting at YYNTOKENS, nonterminals. */ -static const char *const yytname[] = -{ - "$end", "error", "$undefined", "tAGO", "tDST", "tYEAR_UNIT", - "tMONTH_UNIT", "tHOUR_UNIT", "tMINUTE_UNIT", "tSEC_UNIT", "tDAY_UNIT", - "tDAY_SHIFT", "tDAY", "tDAYZONE", "tLOCAL_ZONE", "tMERIDIAN", "tMONTH", - "tORDINAL", "tZONE", "tSNUMBER", "tUNUMBER", "tSDECIMAL_NUMBER", - "tUDECIMAL_NUMBER", "'@'", "'T'", "':'", "','", "'/'", "$accept", "spec", - "timespec", "items", "item", "datetime", "iso_8601_datetime", "time", - "iso_8601_time", "o_zone_offset", "zone_offset", "local_zone", "zone", - "day", "date", "iso_8601_date", "rel", "relunit", "relunit_snumber", - "dayshift", "seconds", "signed_seconds", "unsigned_seconds", "number", - "hybrid", "o_colon_minutes", YY_NULLPTR -}; -#endif - -# ifdef YYPRINT -/* YYTOKNUM[NUM] -- (External) token number corresponding to the - (internal) symbol number NUM (which must be that of a token). */ -static const yytype_uint16 yytoknum[] = -{ - 0, 256, 257, 258, 259, 260, 261, 262, 263, 264, - 265, 266, 267, 268, 269, 270, 271, 272, 273, 274, - 275, 276, 277, 64, 84, 58, 44, 47 -}; -# endif - -#define YYPACT_NINF -93 - -#define yypact_value_is_default(Yystate) \ - (!!((Yystate) == (-93))) - -#define YYTABLE_NINF -1 - -#define yytable_value_is_error(Yytable_value) \ - 0 - - /* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing - STATE-NUM. */ -static const yytype_int8 yypact[] = -{ - 38, 27, 77, -93, 46, -93, -93, -93, -93, -93, - -93, -93, -93, -93, -93, -93, -93, -93, -93, -93, - 62, -93, 82, -3, 66, 3, 74, -4, 83, 84, - 75, -93, -93, -93, -93, -93, -93, -93, -93, -93, - 71, -93, 93, -93, -93, -93, -93, -93, -93, 78, - 72, -93, -93, -93, -93, -93, -93, -93, -93, 25, - -93, -93, -93, -93, -93, -93, -93, -93, -93, -93, - -93, -93, -93, -93, -93, 21, 19, 79, 80, -93, - -93, -93, -93, -93, 81, -93, -93, 85, 86, -93, - -93, -93, -93, -93, -6, 76, 17, -93, -93, -93, - -93, 87, 69, -93, -93, 88, 89, -1, -93, 18, - -93, -93, 69, 91 -}; - - /* 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_uint8 yydefact[] = -{ - 5, 0, 0, 2, 3, 85, 87, 84, 86, 4, - 82, 83, 1, 56, 59, 65, 68, 73, 62, 81, - 37, 35, 28, 0, 0, 30, 0, 88, 0, 0, - 31, 6, 7, 16, 8, 21, 9, 10, 12, 11, - 49, 13, 52, 74, 53, 14, 15, 38, 29, 0, - 45, 54, 57, 63, 66, 69, 60, 39, 36, 90, - 32, 75, 76, 78, 79, 80, 77, 55, 58, 64, - 67, 70, 61, 40, 18, 47, 90, 0, 0, 22, - 89, 71, 72, 33, 0, 51, 44, 0, 0, 34, - 43, 48, 50, 27, 25, 41, 0, 17, 46, 91, - 19, 90, 0, 23, 26, 0, 0, 25, 42, 25, - 20, 24, 0, 25 -}; - - /* YYPGOTO[NTERM-NUM]. */ -static const yytype_int8 yypgoto[] = -{ - -93, -93, -93, -93, -93, -93, -93, -93, 20, -68, - -27, -93, -93, -93, -93, -93, -93, -93, 60, -93, - -93, -93, -92, -93, -93, 43 -}; - - /* YYDEFGOTO[NTERM-NUM]. */ -static const yytype_int8 yydefgoto[] = -{ - -1, 2, 3, 4, 31, 32, 33, 34, 35, 103, - 104, 36, 37, 38, 39, 40, 41, 42, 43, 44, - 9, 10, 11, 45, 46, 93 -}; - - /* 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_uint8 yytable[] = -{ - 79, 67, 68, 69, 70, 71, 72, 58, 73, 100, - 107, 74, 75, 101, 110, 76, 49, 50, 101, 102, - 113, 77, 59, 78, 61, 62, 63, 64, 65, 66, - 61, 62, 63, 64, 65, 66, 101, 101, 92, 111, - 90, 91, 106, 112, 88, 111, 5, 6, 7, 8, - 88, 13, 14, 15, 16, 17, 18, 19, 20, 21, - 22, 1, 23, 24, 25, 26, 27, 28, 29, 79, - 30, 51, 52, 53, 54, 55, 56, 12, 57, 61, - 62, 63, 64, 65, 66, 60, 48, 80, 47, 6, - 83, 8, 81, 82, 26, 84, 85, 86, 87, 94, - 95, 96, 89, 105, 97, 98, 99, 0, 108, 109, - 101, 0, 88 -}; - -static const yytype_int8 yycheck[] = -{ - 27, 5, 6, 7, 8, 9, 10, 4, 12, 15, - 102, 15, 16, 19, 15, 19, 19, 20, 19, 25, - 112, 25, 19, 27, 5, 6, 7, 8, 9, 10, - 5, 6, 7, 8, 9, 10, 19, 19, 19, 107, - 19, 20, 25, 25, 25, 113, 19, 20, 21, 22, - 25, 5, 6, 7, 8, 9, 10, 11, 12, 13, - 14, 23, 16, 17, 18, 19, 20, 21, 22, 96, - 24, 5, 6, 7, 8, 9, 10, 0, 12, 5, - 6, 7, 8, 9, 10, 25, 4, 27, 26, 20, - 30, 22, 9, 9, 19, 24, 3, 19, 26, 20, - 20, 20, 59, 27, 84, 20, 20, -1, 20, 20, - 19, -1, 25 -}; - - /* YYSTOS[STATE-NUM] -- The (internal number of the) accessing - symbol of state STATE-NUM. */ -static const yytype_uint8 yystos[] = -{ - 0, 23, 29, 30, 31, 19, 20, 21, 22, 48, - 49, 50, 0, 5, 6, 7, 8, 9, 10, 11, - 12, 13, 14, 16, 17, 18, 19, 20, 21, 22, - 24, 32, 33, 34, 35, 36, 39, 40, 41, 42, - 43, 44, 45, 46, 47, 51, 52, 26, 4, 19, - 20, 5, 6, 7, 8, 9, 10, 12, 4, 19, - 46, 5, 6, 7, 8, 9, 10, 5, 6, 7, - 8, 9, 10, 12, 15, 16, 19, 25, 27, 38, - 46, 9, 9, 46, 24, 3, 19, 26, 25, 53, - 19, 20, 19, 53, 20, 20, 20, 36, 20, 20, - 15, 19, 25, 37, 38, 27, 25, 50, 20, 20, - 15, 37, 25, 50 -}; - - /* YYR1[YYN] -- Symbol number of symbol that rule YYN derives. */ -static const yytype_uint8 yyr1[] = -{ - 0, 28, 29, 29, 30, 31, 31, 32, 32, 32, - 32, 32, 32, 32, 32, 32, 33, 34, 35, 35, - 35, 35, 36, 36, 36, 37, 37, 38, 39, 39, - 40, 40, 40, 40, 40, 40, 40, 41, 41, 41, - 41, 42, 42, 42, 42, 42, 42, 42, 42, 42, - 43, 44, 44, 44, 45, 45, 45, 45, 45, 45, - 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, - 45, 45, 45, 45, 45, 46, 46, 46, 46, 46, - 46, 47, 48, 48, 49, 49, 50, 50, 51, 52, - 53, 53 -}; - - /* YYR2[YYN] -- Number of symbols on the right hand side of rule YYN. */ -static const yytype_uint8 yyr2[] = -{ - 0, 2, 1, 1, 2, 0, 2, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 3, 2, 4, - 6, 1, 2, 4, 6, 0, 1, 2, 1, 2, - 1, 1, 2, 2, 3, 1, 2, 1, 2, 2, - 2, 3, 5, 3, 3, 2, 4, 2, 3, 1, - 3, 2, 1, 1, 2, 2, 1, 2, 2, 1, - 2, 2, 1, 2, 2, 1, 2, 2, 1, 2, - 2, 2, 2, 1, 1, 2, 2, 2, 2, 2, - 2, 1, 1, 1, 1, 1, 1, 1, 1, 2, - 0, 2 -}; - - -#define yyerrok (yyerrstatus = 0) -#define yyclearin (yychar = YYEMPTY) -#define YYEMPTY (-2) -#define YYEOF 0 - -#define YYACCEPT goto yyacceptlab -#define YYABORT goto yyabortlab -#define YYERROR goto yyerrorlab - - -#define YYRECOVERING() (!!yyerrstatus) - -#define YYBACKUP(Token, Value) \ -do \ - if (yychar == YYEMPTY) \ - { \ - yychar = (Token); \ - yylval = (Value); \ - YYPOPSTACK (yylen); \ - yystate = *yyssp; \ - goto yybackup; \ - } \ - else \ - { \ - yyerror (pc, YY_("syntax error: cannot back up")); \ - YYERROR; \ - } \ -while (0) - -/* Error token number */ -#define YYTERROR 1 -#define YYERRCODE 256 - - - -/* Enable debugging if requested. */ -#if YYDEBUG - -# ifndef YYFPRINTF -# include /* INFRINGES ON USER NAME SPACE */ -# define YYFPRINTF fprintf -# endif - -# define YYDPRINTF(Args) \ -do { \ - if (yydebug) \ - YYFPRINTF Args; \ -} while (0) - -/* This macro is provided for backward compatibility. */ -#ifndef YY_LOCATION_PRINT -# define YY_LOCATION_PRINT(File, Loc) ((void) 0) -#endif - - -# define YY_SYMBOL_PRINT(Title, Type, Value, Location) \ -do { \ - if (yydebug) \ - { \ - YYFPRINTF (stderr, "%s ", Title); \ - yy_symbol_print (stderr, \ - Type, Value, pc); \ - YYFPRINTF (stderr, "\n"); \ - } \ -} while (0) - - -/*----------------------------------------. -| Print this symbol's value on YYOUTPUT. | -`----------------------------------------*/ - -static void -yy_symbol_value_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep, parser_control *pc) -{ - FILE *yyo = yyoutput; - YYUSE (yyo); - YYUSE (pc); - if (!yyvaluep) - return; -# ifdef YYPRINT - if (yytype < YYNTOKENS) - YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep); -# endif - YYUSE (yytype); -} - - -/*--------------------------------. -| Print this symbol on YYOUTPUT. | -`--------------------------------*/ - -static void -yy_symbol_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep, parser_control *pc) -{ - YYFPRINTF (yyoutput, "%s %s (", - yytype < YYNTOKENS ? "token" : "nterm", yytname[yytype]); - - yy_symbol_value_print (yyoutput, yytype, yyvaluep, pc); - YYFPRINTF (yyoutput, ")"); -} - -/*------------------------------------------------------------------. -| yy_stack_print -- Print the state stack from its BOTTOM up to its | -| TOP (included). | -`------------------------------------------------------------------*/ - -static void -yy_stack_print (yytype_int16 *yybottom, yytype_int16 *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 (yytype_int16 *yyssp, YYSTYPE *yyvsp, int yyrule, parser_control *pc) -{ - unsigned long int yylno = yyrline[yyrule]; - int yynrhs = yyr2[yyrule]; - int yyi; - YYFPRINTF (stderr, "Reducing stack by rule %d (line %lu):\n", - yyrule - 1, yylno); - /* The symbols being reduced. */ - for (yyi = 0; yyi < yynrhs; yyi++) - { - YYFPRINTF (stderr, " $%d = ", yyi + 1); - yy_symbol_print (stderr, - yystos[yyssp[yyi + 1 - yynrhs]], - &(yyvsp[(yyi + 1) - (yynrhs)]) - , pc); - YYFPRINTF (stderr, "\n"); - } -} - -# define YY_REDUCE_PRINT(Rule) \ -do { \ - if (yydebug) \ - yy_reduce_print (yyssp, yyvsp, Rule, pc); \ -} 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 YY_SYMBOL_PRINT(Title, Type, Value, Location) -# define YY_STACK_PRINT(Bottom, Top) -# define YY_REDUCE_PRINT(Rule) -#endif /* !YYDEBUG */ - - -/* YYINITDEPTH -- initial size of the parser's stacks. */ -#ifndef YYINITDEPTH -# define YYINITDEPTH 200 -#endif - -/* YYMAXDEPTH -- maximum size the stacks can grow to (effective only - if the built-in stack extension method is used). - - Do not make this value too large; the results are undefined if - YYSTACK_ALLOC_MAXIMUM < YYSTACK_BYTES (YYMAXDEPTH) - evaluated with infinite-precision integer arithmetic. */ - -#ifndef YYMAXDEPTH -# define YYMAXDEPTH 10000 -#endif - - -#if YYERROR_VERBOSE - -# ifndef yystrlen -# if defined __GLIBC__ && defined _STRING_H -# define yystrlen strlen -# else -/* Return the length of YYSTR. */ -static YYSIZE_T -yystrlen (const char *yystr) -{ - YYSIZE_T yylen; - for (yylen = 0; yystr[yylen]; yylen++) - continue; - return yylen; -} -# endif -# endif - -# ifndef yystpcpy -# if defined __GLIBC__ && defined _STRING_H && defined _GNU_SOURCE -# define yystpcpy stpcpy -# else -/* Copy YYSRC to YYDEST, returning the address of the terminating '\0' in - YYDEST. */ -static char * -yystpcpy (char *yydest, const char *yysrc) -{ - char *yyd = yydest; - const char *yys = yysrc; - - while ((*yyd++ = *yys++) != '\0') - continue; - - return yyd - 1; -} -# endif -# endif - -# ifndef yytnamerr -/* Copy to YYRES the contents of YYSTR after stripping away unnecessary - quotes and backslashes, so that it's suitable for yyerror. The - heuristic is that double-quoting is unnecessary unless the string - contains an apostrophe, a comma, or backslash (other than - backslash-backslash). YYSTR is taken from yytname. If YYRES is - null, do not copy; instead, return the length of what the result - would have been. */ -static YYSIZE_T -yytnamerr (char *yyres, const char *yystr) -{ - if (*yystr == '"') - { - YYSIZE_T yyn = 0; - char const *yyp = yystr; - - for (;;) - switch (*++yyp) - { - case '\'': - case ',': - goto do_not_strip_quotes; - - case '\\': - if (*++yyp != '\\') - goto do_not_strip_quotes; - /* Fall through. */ - default: - if (yyres) - yyres[yyn] = *yyp; - yyn++; - break; - - case '"': - if (yyres) - yyres[yyn] = '\0'; - return yyn; - } - do_not_strip_quotes: ; - } - - if (! yyres) - return yystrlen (yystr); - - return yystpcpy (yyres, yystr) - yyres; -} -# endif - -/* Copy into *YYMSG, which is of size *YYMSG_ALLOC, an error message - about the unexpected token YYTOKEN for the state stack whose top is - YYSSP. - - Return 0 if *YYMSG was successfully written. Return 1 if *YYMSG is - not large enough to hold the message. In that case, also set - *YYMSG_ALLOC to the required number of bytes. Return 2 if the - required number of bytes is too large to store. */ -static int -yysyntax_error (YYSIZE_T *yymsg_alloc, char **yymsg, - yytype_int16 *yyssp, int yytoken) -{ - YYSIZE_T yysize0 = yytnamerr (YY_NULLPTR, yytname[yytoken]); - YYSIZE_T yysize = yysize0; - enum { YYERROR_VERBOSE_ARGS_MAXIMUM = 5 }; - /* Internationalized format string. */ - const char *yyformat = YY_NULLPTR; - /* Arguments of yyformat. */ - char const *yyarg[YYERROR_VERBOSE_ARGS_MAXIMUM]; - /* Number of reported tokens (one for the "unexpected", one per - "expected"). */ - int yycount = 0; - - /* There are many possibilities here to consider: - - If this state is a consistent state with a default action, then - the only way this function was invoked is if the default action - is an error action. In that case, don't check for expected - tokens because there are none. - - The only way there can be no lookahead present (in yychar) is if - this state is a consistent state with a default action. Thus, - detecting the absence of a lookahead is sufficient to determine - that there is no unexpected or expected token to report. In that - case, just report a simple "syntax error". - - Don't assume there isn't a lookahead just because this state is a - consistent state with a default action. There might have been a - previous inconsistent state, consistent state with a non-default - action, or user semantic action that manipulated yychar. - - Of course, the expected token list depends on states to have - correct lookahead information, and it depends on the parser not - to perform extra reductions after fetching a lookahead from the - scanner and before detecting a syntax error. Thus, state merging - (from LALR or IELR) and default reductions corrupt the expected - token list. However, the list is correct for canonical LR with - one exception: it will still contain any token that will not be - accepted due to an error action in a later state. - */ - if (yytoken != YYEMPTY) - { - int yyn = yypact[*yyssp]; - yyarg[yycount++] = yytname[yytoken]; - if (!yypact_value_is_default (yyn)) - { - /* Start YYX at -YYN if negative to avoid negative indexes in - YYCHECK. In other words, skip the first -YYN actions for - this state because they are default actions. */ - int yyxbegin = yyn < 0 ? -yyn : 0; - /* Stay within bounds of both yycheck and yytname. */ - int yychecklim = YYLAST - yyn + 1; - int yyxend = yychecklim < YYNTOKENS ? yychecklim : YYNTOKENS; - int yyx; - - for (yyx = yyxbegin; yyx < yyxend; ++yyx) - if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR - && !yytable_value_is_error (yytable[yyx + yyn])) - { - if (yycount == YYERROR_VERBOSE_ARGS_MAXIMUM) - { - yycount = 1; - yysize = yysize0; - break; - } - yyarg[yycount++] = yytname[yyx]; - { - YYSIZE_T yysize1 = yysize + yytnamerr (YY_NULLPTR, yytname[yyx]); - if (! (yysize <= yysize1 - && yysize1 <= YYSTACK_ALLOC_MAXIMUM)) - return 2; - yysize = yysize1; - } - } - } - } - - switch (yycount) - { -# define YYCASE_(N, S) \ - case N: \ - yyformat = S; \ - break - YYCASE_(0, YY_("syntax error")); - YYCASE_(1, YY_("syntax error, unexpected %s")); - YYCASE_(2, YY_("syntax error, unexpected %s, expecting %s")); - YYCASE_(3, YY_("syntax error, unexpected %s, expecting %s or %s")); - YYCASE_(4, YY_("syntax error, unexpected %s, expecting %s or %s or %s")); - YYCASE_(5, YY_("syntax error, unexpected %s, expecting %s or %s or %s or %s")); -# undef YYCASE_ - } - - { - YYSIZE_T yysize1 = yysize + yystrlen (yyformat); - if (! (yysize <= yysize1 && yysize1 <= YYSTACK_ALLOC_MAXIMUM)) - return 2; - yysize = yysize1; - } - - if (*yymsg_alloc < yysize) - { - *yymsg_alloc = 2 * yysize; - if (! (yysize <= *yymsg_alloc - && *yymsg_alloc <= YYSTACK_ALLOC_MAXIMUM)) - *yymsg_alloc = YYSTACK_ALLOC_MAXIMUM; - return 1; - } - - /* Avoid sprintf, as that infringes on the user's name space. - Don't have undefined behavior even if the translation - produced a string with the wrong number of "%s"s. */ - { - char *yyp = *yymsg; - int yyi = 0; - while ((*yyp = *yyformat) != '\0') - if (*yyp == '%' && yyformat[1] == 's' && yyi < yycount) - { - yyp += yytnamerr (yyp, yyarg[yyi++]); - yyformat += 2; - } - else - { - yyp++; - yyformat++; - } - } - return 0; -} -#endif /* YYERROR_VERBOSE */ - -/*-----------------------------------------------. -| Release the memory associated to this symbol. | -`-----------------------------------------------*/ - -static void -yydestruct (const char *yymsg, int yytype, YYSTYPE *yyvaluep, parser_control *pc) -{ - YYUSE (yyvaluep); - YYUSE (pc); - if (!yymsg) - yymsg = "Deleting"; - YY_SYMBOL_PRINT (yymsg, yytype, yyvaluep, yylocationp); - - YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN - YYUSE (yytype); - YY_IGNORE_MAYBE_UNINITIALIZED_END -} - - - - -/*----------. -| yyparse. | -`----------*/ - -int -yyparse (parser_control *pc) -{ -/* The lookahead symbol. */ -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; - - int yystate; - /* Number of tokens to shift before error messages enabled. */ - int yyerrstatus; - - /* The stacks and their tools: - 'yyss': related to states. - 'yyvs': related to semantic values. - - Refer to the stacks through separate pointers, to allow yyoverflow - to reallocate them elsewhere. */ - - /* The state stack. */ - yytype_int16 yyssa[YYINITDEPTH]; - yytype_int16 *yyss; - yytype_int16 *yyssp; - - /* The semantic value stack. */ - YYSTYPE yyvsa[YYINITDEPTH]; - YYSTYPE *yyvs; - YYSTYPE *yyvsp; - - YYSIZE_T yystacksize; - - int yyn; - int yyresult; - /* Lookahead token as an internal (translated) token number. */ - int yytoken = 0; - /* The variables used to return semantic value and location from the - action routines. */ - YYSTYPE yyval; - -#if YYERROR_VERBOSE - /* Buffer for error messages, and its allocated size. */ - char yymsgbuf[128]; - char *yymsg = yymsgbuf; - YYSIZE_T yymsg_alloc = sizeof yymsgbuf; -#endif - -#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; - - yyssp = yyss = yyssa; - yyvsp = yyvs = yyvsa; - yystacksize = YYINITDEPTH; - - YYDPRINTF ((stderr, "Starting parse\n")); - - yystate = 0; - yyerrstatus = 0; - yynerrs = 0; - yychar = YYEMPTY; /* 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: - *yyssp = yystate; - - if (yyss + yystacksize - 1 <= yyssp) - { - /* Get the current used size of the three stacks, in elements. */ - YYSIZE_T yysize = yyssp - yyss + 1; - -#ifdef yyoverflow - { - /* Give user a chance to reallocate the stack. Use copies of - these so that the &'s don't force the real ones into - memory. */ - YYSTYPE *yyvs1 = yyvs; - yytype_int16 *yyss1 = yyss; - - /* Each stack pointer address is followed by the size of the - data in use in that stack, in bytes. This used to be a - conditional around just the two extra args, but that might - be undefined if yyoverflow is a macro. */ - yyoverflow (YY_("memory exhausted"), - &yyss1, yysize * sizeof (*yyssp), - &yyvs1, yysize * sizeof (*yyvsp), - &yystacksize); - - yyss = yyss1; - yyvs = yyvs1; - } -#else /* no yyoverflow */ -# ifndef YYSTACK_RELOCATE - goto yyexhaustedlab; -# else - /* Extend the stack our own way. */ - if (YYMAXDEPTH <= yystacksize) - goto yyexhaustedlab; - yystacksize *= 2; - if (YYMAXDEPTH < yystacksize) - yystacksize = YYMAXDEPTH; - - { - yytype_int16 *yyss1 = yyss; - union yyalloc *yyptr = - (union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize)); - if (! yyptr) - goto yyexhaustedlab; - YYSTACK_RELOCATE (yyss_alloc, yyss); - YYSTACK_RELOCATE (yyvs_alloc, yyvs); -# undef YYSTACK_RELOCATE - if (yyss1 != yyssa) - YYSTACK_FREE (yyss1); - } -# endif -#endif /* no yyoverflow */ - - yyssp = yyss + yysize - 1; - yyvsp = yyvs + yysize - 1; - - YYDPRINTF ((stderr, "Stack size increased to %lu\n", - (unsigned long int) yystacksize)); - - if (yyss + yystacksize - 1 <= yyssp) - YYABORT; - } - - YYDPRINTF ((stderr, "Entering state %d\n", yystate)); - - if (yystate == YYFINAL) - YYACCEPT; - - goto yybackup; - -/*-----------. -| yybackup. | -`-----------*/ -yybackup: - - /* Do appropriate processing given the current state. Read a - lookahead token if we need one and don't already have one. */ - - /* First try to decide what to do without reference to lookahead token. */ - yyn = yypact[yystate]; - if (yypact_value_is_default (yyn)) - 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 (&yylval, pc); - } - - if (yychar <= YYEOF) - { - yychar = yytoken = YYEOF; - YYDPRINTF ((stderr, "Now at end of input.\n")); - } - else - { - yytoken = YYTRANSLATE (yychar); - YY_SYMBOL_PRINT ("Next token is", yytoken, &yylval, &yylloc); - } - - /* If the proper action on seeing token YYTOKEN is to reduce or to - detect an error, take that action. */ - yyn += yytoken; - if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yytoken) - goto yydefault; - yyn = yytable[yyn]; - if (yyn <= 0) - { - if (yytable_value_is_error (yyn)) - goto yyerrlab; - yyn = -yyn; - goto yyreduce; - } - - /* Count tokens shifted since error; after three, turn off error - status. */ - if (yyerrstatus) - yyerrstatus--; - - /* Shift the lookahead token. */ - YY_SYMBOL_PRINT ("Shifting", yytoken, &yylval, &yylloc); - - /* Discard the shifted token. */ - yychar = YYEMPTY; - - yystate = yyn; - YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN - *++yyvsp = yylval; - YY_IGNORE_MAYBE_UNINITIALIZED_END - - 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 352 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { - pc->seconds = (yyvsp[0].timespec); - pc->timespec_seen = true; - } -#line 1650 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 7: -#line 365 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { pc->times_seen++; pc->dates_seen++; } -#line 1656 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 8: -#line 367 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { pc->times_seen++; } -#line 1662 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 9: -#line 369 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { pc->local_zones_seen++; } -#line 1668 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 10: -#line 371 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { pc->zones_seen++; } -#line 1674 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 11: -#line 373 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { pc->dates_seen++; } -#line 1680 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 12: -#line 375 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { pc->days_seen++; } -#line 1686 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 18: -#line 391 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { - set_hhmmss (pc, (yyvsp[-1].textintval).value, 0, 0, 0); - pc->meridian = (yyvsp[0].intval); - } -#line 1695 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 19: -#line 396 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { - set_hhmmss (pc, (yyvsp[-3].textintval).value, (yyvsp[-1].textintval).value, 0, 0); - pc->meridian = (yyvsp[0].intval); - } -#line 1704 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 20: -#line 401 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { - set_hhmmss (pc, (yyvsp[-5].textintval).value, (yyvsp[-3].textintval).value, (yyvsp[-1].timespec).tv_sec, (yyvsp[-1].timespec).tv_nsec); - pc->meridian = (yyvsp[0].intval); - } -#line 1713 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 22: -#line 410 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { - set_hhmmss (pc, (yyvsp[-1].textintval).value, 0, 0, 0); - pc->meridian = MER24; - } -#line 1722 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 23: -#line 415 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { - set_hhmmss (pc, (yyvsp[-3].textintval).value, (yyvsp[-1].textintval).value, 0, 0); - pc->meridian = MER24; - } -#line 1731 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 24: -#line 420 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { - set_hhmmss (pc, (yyvsp[-5].textintval).value, (yyvsp[-3].textintval).value, (yyvsp[-1].timespec).tv_sec, (yyvsp[-1].timespec).tv_nsec); - pc->meridian = MER24; - } -#line 1740 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 27: -#line 433 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { - pc->zones_seen++; - pc->time_zone = time_zone_hhmm (pc, (yyvsp[-1].textintval), (yyvsp[0].intval)); - } -#line 1749 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 28: -#line 441 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { - pc->local_isdst = (yyvsp[0].intval); - pc->dsts_seen += (0 < (yyvsp[0].intval)); - } -#line 1758 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 29: -#line 446 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { - pc->local_isdst = 1; - pc->dsts_seen += (0 < (yyvsp[-1].intval)) + 1; - } -#line 1767 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 30: -#line 456 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { pc->time_zone = (yyvsp[0].intval); } -#line 1773 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 31: -#line 458 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { pc->time_zone = HOUR(7); } -#line 1779 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 32: -#line 460 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { pc->time_zone = (yyvsp[-1].intval); - apply_relative_time (pc, (yyvsp[0].rel), 1); } -#line 1786 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 33: -#line 463 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { pc->time_zone = HOUR(7); - apply_relative_time (pc, (yyvsp[0].rel), 1); } -#line 1793 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 34: -#line 466 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { pc->time_zone = (yyvsp[-2].intval) + time_zone_hhmm (pc, (yyvsp[-1].textintval), (yyvsp[0].intval)); } -#line 1799 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 35: -#line 468 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { pc->time_zone = (yyvsp[0].intval) + 60; } -#line 1805 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 36: -#line 470 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { pc->time_zone = (yyvsp[-1].intval) + 60; } -#line 1811 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 37: -#line 475 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { - pc->day_ordinal = 0; - pc->day_number = (yyvsp[0].intval); - } -#line 1820 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 38: -#line 480 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { - pc->day_ordinal = 0; - pc->day_number = (yyvsp[-1].intval); - } -#line 1829 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 39: -#line 485 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { - pc->day_ordinal = (yyvsp[-1].intval); - pc->day_number = (yyvsp[0].intval); - } -#line 1838 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 40: -#line 490 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { - pc->day_ordinal = (yyvsp[-1].textintval).value; - pc->day_number = (yyvsp[0].intval); - } -#line 1847 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 41: -#line 498 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { - pc->month = (yyvsp[-2].textintval).value; - pc->day = (yyvsp[0].textintval).value; - } -#line 1856 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 42: -#line 503 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { - /* 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); - } - } -#line 1880 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 43: -#line 523 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { - /* 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; - } -#line 1892 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 44: -#line 531 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { - /* e.g. JUN-17-1992. */ - pc->month = (yyvsp[-2].intval); - pc->day = -(yyvsp[-1].textintval).value; - pc->year.value = -(yyvsp[0].textintval).value; - pc->year.digits = (yyvsp[0].textintval).digits; - } -#line 1904 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 45: -#line 539 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { - pc->month = (yyvsp[-1].intval); - pc->day = (yyvsp[0].textintval).value; - } -#line 1913 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 46: -#line 544 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { - pc->month = (yyvsp[-3].intval); - pc->day = (yyvsp[-2].textintval).value; - pc->year = (yyvsp[0].textintval); - } -#line 1923 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 47: -#line 550 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { - pc->day = (yyvsp[-1].textintval).value; - pc->month = (yyvsp[0].intval); - } -#line 1932 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 48: -#line 555 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { - pc->day = (yyvsp[-2].textintval).value; - pc->month = (yyvsp[-1].intval); - pc->year = (yyvsp[0].textintval); - } -#line 1942 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 50: -#line 565 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { - /* ISO 8601 format. YYYY-MM-DD. */ - pc->year = (yyvsp[-2].textintval); - pc->month = -(yyvsp[-1].textintval).value; - pc->day = -(yyvsp[0].textintval).value; - } -#line 1953 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 51: -#line 575 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { apply_relative_time (pc, (yyvsp[-1].rel), (yyvsp[0].intval)); } -#line 1959 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 52: -#line 577 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { apply_relative_time (pc, (yyvsp[0].rel), 1); } -#line 1965 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 53: -#line 579 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { apply_relative_time (pc, (yyvsp[0].rel), 1); } -#line 1971 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 54: -#line 584 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).year = (yyvsp[-1].intval); } -#line 1977 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 55: -#line 586 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).year = (yyvsp[-1].textintval).value; } -#line 1983 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 56: -#line 588 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).year = 1; } -#line 1989 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 57: -#line 590 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).month = (yyvsp[-1].intval); } -#line 1995 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 58: -#line 592 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).month = (yyvsp[-1].textintval).value; } -#line 2001 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 59: -#line 594 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).month = 1; } -#line 2007 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 60: -#line 596 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).day = (yyvsp[-1].intval) * (yyvsp[0].intval); } -#line 2013 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 61: -#line 598 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).day = (yyvsp[-1].textintval).value * (yyvsp[0].intval); } -#line 2019 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 62: -#line 600 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).day = (yyvsp[0].intval); } -#line 2025 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 63: -#line 602 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).hour = (yyvsp[-1].intval); } -#line 2031 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 64: -#line 604 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).hour = (yyvsp[-1].textintval).value; } -#line 2037 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 65: -#line 606 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).hour = 1; } -#line 2043 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 66: -#line 608 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).minutes = (yyvsp[-1].intval); } -#line 2049 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 67: -#line 610 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).minutes = (yyvsp[-1].textintval).value; } -#line 2055 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 68: -#line 612 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).minutes = 1; } -#line 2061 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 69: -#line 614 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).seconds = (yyvsp[-1].intval); } -#line 2067 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 70: -#line 616 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).seconds = (yyvsp[-1].textintval).value; } -#line 2073 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 71: -#line 618 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).seconds = (yyvsp[-1].timespec).tv_sec; (yyval.rel).ns = (yyvsp[-1].timespec).tv_nsec; } -#line 2079 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 72: -#line 620 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).seconds = (yyvsp[-1].timespec).tv_sec; (yyval.rel).ns = (yyvsp[-1].timespec).tv_nsec; } -#line 2085 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 73: -#line 622 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).seconds = 1; } -#line 2091 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 75: -#line 628 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).year = (yyvsp[-1].textintval).value; } -#line 2097 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 76: -#line 630 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).month = (yyvsp[-1].textintval).value; } -#line 2103 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 77: -#line 632 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).day = (yyvsp[-1].textintval).value * (yyvsp[0].intval); } -#line 2109 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 78: -#line 634 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).hour = (yyvsp[-1].textintval).value; } -#line 2115 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 79: -#line 636 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).minutes = (yyvsp[-1].textintval).value; } -#line 2121 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 80: -#line 638 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).seconds = (yyvsp[-1].textintval).value; } -#line 2127 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 81: -#line 643 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.rel) = RELATIVE_TIME_0; (yyval.rel).day = (yyvsp[0].intval); } -#line 2133 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 85: -#line 651 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.timespec).tv_sec = (yyvsp[0].textintval).value; (yyval.timespec).tv_nsec = 0; } -#line 2139 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 87: -#line 657 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.timespec).tv_sec = (yyvsp[0].textintval).value; (yyval.timespec).tv_nsec = 0; } -#line 2145 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 88: -#line 662 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { digits_to_date_time (pc, (yyvsp[0].textintval)); } -#line 2151 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 89: -#line 667 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { - /* Hybrid all-digit and relative offset, so that we accept e.g., - "YYYYMMDD +N days" as well as "YYYYMMDD N days". */ - digits_to_date_time (pc, (yyvsp[-1].textintval)); - apply_relative_time (pc, (yyvsp[0].rel), 1); - } -#line 2162 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 90: -#line 677 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.intval) = -1; } -#line 2168 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - case 91: -#line 679 "src/ostree/parse-datetime.y" /* yacc.c:1646 */ - { (yyval.intval) = (yyvsp[0].textintval).value; } -#line 2174 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - break; - - -#line 2178 "src/ostree/parse-datetime.c" /* yacc.c:1646 */ - 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 ("-> $$ =", yyr1[yyn], &yyval, &yyloc); - - YYPOPSTACK (yylen); - yylen = 0; - YY_STACK_PRINT (yyss, yyssp); - - *++yyvsp = yyval; - - /* Now 'shift' the result of the reduction. Determine what state - that goes to, based on the state we popped back to and the rule - number reduced by. */ - - yyn = yyr1[yyn]; - - yystate = yypgoto[yyn - YYNTOKENS] + *yyssp; - if (0 <= yystate && yystate <= YYLAST && yycheck[yystate] == *yyssp) - yystate = yytable[yystate]; - else - yystate = yydefgoto[yyn - YYNTOKENS]; - - goto yynewstate; - - -/*--------------------------------------. -| yyerrlab -- here on detecting error. | -`--------------------------------------*/ -yyerrlab: - /* Make sure we have latest lookahead translation. See comments at - user semantic actions for why this is necessary. */ - yytoken = yychar == YYEMPTY ? YYEMPTY : YYTRANSLATE (yychar); - - /* If not already recovering from an error, report this error. */ - if (!yyerrstatus) - { - ++yynerrs; -#if ! YYERROR_VERBOSE - yyerror (pc, YY_("syntax error")); -#else -# define YYSYNTAX_ERROR yysyntax_error (&yymsg_alloc, &yymsg, \ - yyssp, yytoken) - { - char const *yymsgp = YY_("syntax error"); - int yysyntax_error_status; - yysyntax_error_status = YYSYNTAX_ERROR; - if (yysyntax_error_status == 0) - yymsgp = yymsg; - else if (yysyntax_error_status == 1) - { - if (yymsg != yymsgbuf) - YYSTACK_FREE (yymsg); - yymsg = (char *) YYSTACK_ALLOC (yymsg_alloc); - if (!yymsg) - { - yymsg = yymsgbuf; - yymsg_alloc = sizeof yymsgbuf; - yysyntax_error_status = 2; - } - else - { - yysyntax_error_status = YYSYNTAX_ERROR; - yymsgp = yymsg; - } - } - yyerror (pc, yymsgp); - if (yysyntax_error_status == 2) - goto yyexhaustedlab; - } -# undef YYSYNTAX_ERROR -#endif - } - - - - if (yyerrstatus == 3) - { - /* If just tried and failed to reuse lookahead token after an - error, discard it. */ - - if (yychar <= YYEOF) - { - /* Return failure if at end of input. */ - if (yychar == YYEOF) - YYABORT; - } - else - { - yydestruct ("Error: discarding", - yytoken, &yylval, pc); - yychar = YYEMPTY; - } - } - - /* Else will try to reuse lookahead token after shifting the error - token. */ - goto yyerrlab1; - - -/*---------------------------------------------------. -| yyerrorlab -- error raised explicitly by YYERROR. | -`---------------------------------------------------*/ -yyerrorlab: - - /* Pacify compilers like GCC when the user code never invokes - YYERROR and the label yyerrorlab therefore never appears in user - code. */ - if (/*CONSTCOND*/ 0) - goto yyerrorlab; - - /* Do not reclaim the symbols of the rule 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. */ - - for (;;) - { - yyn = yypact[yystate]; - if (!yypact_value_is_default (yyn)) - { - yyn += YYTERROR; - if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR) - { - yyn = yytable[yyn]; - if (0 < yyn) - break; - } - } - - /* Pop the current state because it cannot handle the error token. */ - if (yyssp == yyss) - YYABORT; - - - yydestruct ("Error: popping", - yystos[yystate], yyvsp, pc); - YYPOPSTACK (1); - yystate = *yyssp; - YY_STACK_PRINT (yyss, yyssp); - } - - YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN - *++yyvsp = yylval; - YY_IGNORE_MAYBE_UNINITIALIZED_END - - - /* Shift the error token. */ - YY_SYMBOL_PRINT ("Shifting", yystos[yyn], yyvsp, yylsp); - - yystate = yyn; - goto yynewstate; - - -/*-------------------------------------. -| yyacceptlab -- YYACCEPT comes here. | -`-------------------------------------*/ -yyacceptlab: - yyresult = 0; - goto yyreturn; - -/*-----------------------------------. -| yyabortlab -- YYABORT comes here. | -`-----------------------------------*/ -yyabortlab: - yyresult = 1; - goto yyreturn; - -#if !defined yyoverflow || YYERROR_VERBOSE -/*-------------------------------------------------. -| yyexhaustedlab -- memory exhaustion comes here. | -`-------------------------------------------------*/ -yyexhaustedlab: - yyerror (pc, YY_("memory exhausted")); - yyresult = 2; - /* Fall through. */ -#endif - -yyreturn: - if (yychar != YYEMPTY) - { - /* 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, pc); - } - /* 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", - yystos[*yyssp], yyvsp, pc); - YYPOPSTACK (1); - } -#ifndef yyoverflow - if (yyss != yyssa) - YYSTACK_FREE (yyss); -#endif -#if YYERROR_VERBOSE - if (yymsg != yymsgbuf) - YYSTACK_FREE (yymsg); -#endif - return yyresult; -} -#line 682 "src/ostree/parse-datetime.y" /* yacc.c:1906 */ - - -static table const meridian_table[] = -{ - { "AM", tMERIDIAN, MERam }, - { "A.M.", tMERIDIAN, MERam }, - { "PM", tMERIDIAN, MERpm }, - { "P.M.", tMERIDIAN, MERpm }, - { NULL, 0, 0 } -}; - -static table const dst_table[] = -{ - { "DST", tDST, 0 } -}; - -static table const month_and_day_table[] = -{ - { "JANUARY", tMONTH, 1 }, - { "FEBRUARY", tMONTH, 2 }, - { "MARCH", tMONTH, 3 }, - { "APRIL", tMONTH, 4 }, - { "MAY", tMONTH, 5 }, - { "JUNE", tMONTH, 6 }, - { "JULY", tMONTH, 7 }, - { "AUGUST", tMONTH, 8 }, - { "SEPTEMBER",tMONTH, 9 }, - { "SEPT", tMONTH, 9 }, - { "OCTOBER", tMONTH, 10 }, - { "NOVEMBER", tMONTH, 11 }, - { "DECEMBER", tMONTH, 12 }, - { "SUNDAY", tDAY, 0 }, - { "MONDAY", tDAY, 1 }, - { "TUESDAY", tDAY, 2 }, - { "TUES", tDAY, 2 }, - { "WEDNESDAY",tDAY, 3 }, - { "WEDNES", tDAY, 3 }, - { "THURSDAY", tDAY, 4 }, - { "THUR", tDAY, 4 }, - { "THURS", tDAY, 4 }, - { "FRIDAY", tDAY, 5 }, - { "SATURDAY", tDAY, 6 }, - { NULL, 0, 0 } -}; - -static table const time_units_table[] = -{ - { "YEAR", tYEAR_UNIT, 1 }, - { "MONTH", tMONTH_UNIT, 1 }, - { "FORTNIGHT",tDAY_UNIT, 14 }, - { "WEEK", tDAY_UNIT, 7 }, - { "DAY", tDAY_UNIT, 1 }, - { "HOUR", tHOUR_UNIT, 1 }, - { "MINUTE", tMINUTE_UNIT, 1 }, - { "MIN", tMINUTE_UNIT, 1 }, - { "SECOND", tSEC_UNIT, 1 }, - { "SEC", tSEC_UNIT, 1 }, - { NULL, 0, 0 } -}; - -/* Assorted relative-time words. */ -static table const relative_time_table[] = -{ - { "TOMORROW", tDAY_SHIFT, 1 }, - { "YESTERDAY",tDAY_SHIFT, -1 }, - { "TODAY", tDAY_SHIFT, 0 }, - { "NOW", tDAY_SHIFT, 0 }, - { "LAST", tORDINAL, -1 }, - { "THIS", tORDINAL, 0 }, - { "NEXT", tORDINAL, 1 }, - { "FIRST", tORDINAL, 1 }, -/*{ "SECOND", tORDINAL, 2 }, */ - { "THIRD", tORDINAL, 3 }, - { "FOURTH", tORDINAL, 4 }, - { "FIFTH", tORDINAL, 5 }, - { "SIXTH", tORDINAL, 6 }, - { "SEVENTH", tORDINAL, 7 }, - { "EIGHTH", tORDINAL, 8 }, - { "NINTH", tORDINAL, 9 }, - { "TENTH", tORDINAL, 10 }, - { "ELEVENTH", tORDINAL, 11 }, - { "TWELFTH", tORDINAL, 12 }, - { "AGO", tAGO, -1 }, - { "HENCE", tAGO, 1 }, - { NULL, 0, 0 } -}; - -/* The universal time zone table. These labels can be used even for - time stamps that would not otherwise be valid, e.g., GMT time - stamps in London during summer. */ -static table const universal_time_zone_table[] = -{ - { "GMT", tZONE, HOUR ( 0) }, /* Greenwich Mean */ - { "UT", tZONE, HOUR ( 0) }, /* Universal (Coordinated) */ - { "UTC", tZONE, HOUR ( 0) }, - { NULL, 0, 0 } -}; - -/* The time zone table. This table is necessarily incomplete, as time - zone abbreviations are ambiguous; e.g. Australians interpret "EST" - as Eastern time in Australia, not as US Eastern Standard Time. - You cannot rely on parse_datetime to handle arbitrary time zone - abbreviations; use numeric abbreviations like "-0500" instead. */ -static table const time_zone_table[] = -{ - { "WET", tZONE, HOUR ( 0) }, /* Western European */ - { "WEST", tDAYZONE, HOUR ( 0) }, /* Western European Summer */ - { "BST", tDAYZONE, HOUR ( 0) }, /* British Summer */ - { "ART", tZONE, -HOUR ( 3) }, /* Argentina */ - { "BRT", tZONE, -HOUR ( 3) }, /* Brazil */ - { "BRST", tDAYZONE, -HOUR ( 3) }, /* Brazil Summer */ - { "NST", tZONE, -(HOUR ( 3) + 30) }, /* Newfoundland Standard */ - { "NDT", tDAYZONE,-(HOUR ( 3) + 30) }, /* Newfoundland Daylight */ - { "AST", tZONE, -HOUR ( 4) }, /* Atlantic Standard */ - { "ADT", tDAYZONE, -HOUR ( 4) }, /* Atlantic Daylight */ - { "CLT", tZONE, -HOUR ( 4) }, /* Chile */ - { "CLST", tDAYZONE, -HOUR ( 4) }, /* Chile Summer */ - { "EST", tZONE, -HOUR ( 5) }, /* Eastern Standard */ - { "EDT", tDAYZONE, -HOUR ( 5) }, /* Eastern Daylight */ - { "CST", tZONE, -HOUR ( 6) }, /* Central Standard */ - { "CDT", tDAYZONE, -HOUR ( 6) }, /* Central Daylight */ - { "MST", tZONE, -HOUR ( 7) }, /* Mountain Standard */ - { "MDT", tDAYZONE, -HOUR ( 7) }, /* Mountain Daylight */ - { "PST", tZONE, -HOUR ( 8) }, /* Pacific Standard */ - { "PDT", tDAYZONE, -HOUR ( 8) }, /* Pacific Daylight */ - { "AKST", tZONE, -HOUR ( 9) }, /* Alaska Standard */ - { "AKDT", tDAYZONE, -HOUR ( 9) }, /* Alaska Daylight */ - { "HST", tZONE, -HOUR (10) }, /* Hawaii Standard */ - { "HAST", tZONE, -HOUR (10) }, /* Hawaii-Aleutian Standard */ - { "HADT", tDAYZONE, -HOUR (10) }, /* Hawaii-Aleutian Daylight */ - { "SST", tZONE, -HOUR (12) }, /* Samoa Standard */ - { "WAT", tZONE, HOUR ( 1) }, /* West Africa */ - { "CET", tZONE, HOUR ( 1) }, /* Central European */ - { "CEST", tDAYZONE, HOUR ( 1) }, /* Central European Summer */ - { "MET", tZONE, HOUR ( 1) }, /* Middle European */ - { "MEZ", tZONE, HOUR ( 1) }, /* Middle European */ - { "MEST", tDAYZONE, HOUR ( 1) }, /* Middle European Summer */ - { "MESZ", tDAYZONE, HOUR ( 1) }, /* Middle European Summer */ - { "EET", tZONE, HOUR ( 2) }, /* Eastern European */ - { "EEST", tDAYZONE, HOUR ( 2) }, /* Eastern European Summer */ - { "CAT", tZONE, HOUR ( 2) }, /* Central Africa */ - { "SAST", tZONE, HOUR ( 2) }, /* South Africa Standard */ - { "EAT", tZONE, HOUR ( 3) }, /* East Africa */ - { "MSK", tZONE, HOUR ( 3) }, /* Moscow */ - { "MSD", tDAYZONE, HOUR ( 3) }, /* Moscow Daylight */ - { "IST", tZONE, (HOUR ( 5) + 30) }, /* India Standard */ - { "SGT", tZONE, HOUR ( 8) }, /* Singapore */ - { "KST", tZONE, HOUR ( 9) }, /* Korea Standard */ - { "JST", tZONE, HOUR ( 9) }, /* Japan Standard */ - { "GST", tZONE, HOUR (10) }, /* Guam Standard */ - { "NZST", tZONE, HOUR (12) }, /* New Zealand Standard */ - { "NZDT", tDAYZONE, HOUR (12) }, /* New Zealand Daylight */ - { NULL, 0, 0 } -}; - -/* Military time zone table. - - Note 'T' is a special case, as it is used as the separator in ISO - 8601 date and time of day representation. */ -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", 'T', 0 }, - { "U", tZONE, HOUR ( 8) }, - { "V", tZONE, HOUR ( 9) }, - { "W", tZONE, HOUR (10) }, - { "X", tZONE, HOUR (11) }, - { "Y", tZONE, HOUR (12) }, - { "Z", tZONE, HOUR ( 0) }, - { NULL, 0, 0 } -}; - - - -/* Convert a time zone expressed as HH:MM into an integer count of - minutes. If MM is negative, then S is of the form HHMM and needs - to be picked apart; otherwise, S is of the form HH. As specified in - http://www.opengroup.org/susv3xbd/xbd_chap08.html#tag_08_03, allow - only valid TZ range, and consider first two digits as hours, if no - minutes specified. */ - -static long int -time_zone_hhmm (parser_control *pc, textint s, long int mm) -{ - long int n_minutes; - - /* If the length of S is 1 or 2 and no minutes are specified, - interpret it as a number of hours. */ - if (s.digits <= 2 && mm < 0) - s.value *= 100; - - if (mm < 0) - n_minutes = (s.value / 100) * 60 + s.value % 100; - else - n_minutes = s.value * 60 + (s.negative ? -mm : mm); - - /* If the absolute number of minutes is larger than 24 hours, - arrange to reject it by incrementing pc->zones_seen. Thus, - we allow only values in the range UTC-24:00 to UTC+24:00. */ - if (24 * 60 < abs (n_minutes)) - pc->zones_seen++; - - return n_minutes; -} - -static int -to_hour (long int hours, int meridian) -{ - switch (meridian) - { - default: /* Pacify GCC. */ - case MER24: - return 0 <= hours && hours < 24 ? hours : -1; - case MERam: - return 0 < hours && hours < 12 ? hours : hours == 12 ? 0 : -1; - case MERpm: - return 0 < hours && hours < 12 ? hours + 12 : hours == 12 ? 12 : -1; - } -} - -static long int -to_year (textint textyear) -{ - long int year = textyear.value; - - if (year < 0) - year = -year; - - /* XPG4 suggests that years 00-68 map to 2000-2068, and - years 69-99 map to 1969-1999. */ - else if (textyear.digits == 2) - year += year < 69 ? 2000 : 1900; - - return year; -} - -static table const * -lookup_zone (parser_control const *pc, char const *name) -{ - table const *tp; - - for (tp = universal_time_zone_table; tp->name; tp++) - if (strcmp (name, tp->name) == 0) - return tp; - - /* Try local zone abbreviations before those in time_zone_table, as - the local ones are more likely to be right. */ - for (tp = pc->local_time_zone_table; tp->name; tp++) - if (strcmp (name, tp->name) == 0) - return tp; - - for (tp = time_zone_table; tp->name; tp++) - if (strcmp (name, tp->name) == 0) - return tp; - - return NULL; -} - -#if ! HAVE_TM_GMTOFF -/* Yield the difference between *A and *B, - measured in seconds, ignoring leap seconds. - The body of this function is taken directly from the GNU C Library; - see src/strftime.c. */ -static long int -tm_diff (struct tm const *a, struct tm const *b) -{ - /* Compute intervening leap days correctly even if year is negative. - Take care to avoid int overflow in leap day calculations. */ - int a4 = SHR (a->tm_year, 2) + SHR (TM_YEAR_BASE, 2) - ! (a->tm_year & 3); - int b4 = SHR (b->tm_year, 2) + SHR (TM_YEAR_BASE, 2) - ! (b->tm_year & 3); - int a100 = a4 / 25 - (a4 % 25 < 0); - int b100 = b4 / 25 - (b4 % 25 < 0); - int a400 = SHR (a100, 2); - int b400 = SHR (b100, 2); - int intervening_leap_days = (a4 - b4) - (a100 - b100) + (a400 - b400); - long int ayear = a->tm_year; - long int years = ayear - b->tm_year; - long int days = (365 * years + intervening_leap_days - + (a->tm_yday - b->tm_yday)); - return (60 * (60 * (24 * days + (a->tm_hour - b->tm_hour)) - + (a->tm_min - b->tm_min)) - + (a->tm_sec - b->tm_sec)); -} -#endif /* ! HAVE_TM_GMTOFF */ - -static table const * -lookup_word (parser_control const *pc, char *word) -{ - char *p; - char *q; - size_t wordlen; - table const *tp; - bool period_found; - bool abbrev; - - /* Make it uppercase. */ - for (p = word; *p; p++) - { - unsigned char ch = *p; - *p = toupper (ch); - } - - for (tp = meridian_table; tp->name; tp++) - if (strcmp (word, tp->name) == 0) - return tp; - - /* See if we have an abbreviation for a month. */ - wordlen = strlen (word); - abbrev = wordlen == 3 || (wordlen == 4 && word[3] == '.'); - - for (tp = month_and_day_table; tp->name; tp++) - if ((abbrev ? strncmp (word, tp->name, 3) : strcmp (word, tp->name)) == 0) - return tp; - - if ((tp = lookup_zone (pc, word))) - return tp; - - if (strcmp (word, dst_table[0].name) == 0) - return dst_table; - - for (tp = time_units_table; tp->name; tp++) - if (strcmp (word, tp->name) == 0) - return tp; - - /* Strip off any plural and try the units table again. */ - if (word[wordlen - 1] == 'S') - { - word[wordlen - 1] = '\0'; - for (tp = time_units_table; tp->name; tp++) - if (strcmp (word, tp->name) == 0) - return tp; - word[wordlen - 1] = 'S'; /* For "this" in relative_time_table. */ - } - - for (tp = relative_time_table; tp->name; tp++) - if (strcmp (word, tp->name) == 0) - return tp; - - /* Military time zones. */ - if (wordlen == 1) - for (tp = military_table; tp->name; tp++) - if (word[0] == tp->name[0]) - return tp; - - /* Drop out any periods and try the time zone table again. */ - for (period_found = false, p = q = word; (*p = *q); q++) - if (*q == '.') - period_found = true; - else - p++; - if (period_found && (tp = lookup_zone (pc, word))) - return tp; - - return NULL; -} - -static int -yylex (union YYSTYPE *lvalp, parser_control *pc) -{ - unsigned char c; - size_t count; - - for (;;) - { - while (c = *pc->input, isspace (c)) - pc->input++; - - if (ISDIGIT (c) || c == '-' || c == '+') - { - char const *p; - int sign; - unsigned long int value; - if (c == '-' || c == '+') - { - sign = c == '-' ? -1 : 1; - while (c = *++pc->input, isspace (c)) - continue; - if (! ISDIGIT (c)) - /* skip the '-' sign */ - continue; - } - else - sign = 0; - p = pc->input; - for (value = 0; ; value *= 10) - { - unsigned long int value1 = value + (c - '0'); - if (value1 < value) - return '?'; - value = value1; - c = *++p; - if (! ISDIGIT (c)) - break; - if (ULONG_MAX / 10 < value) - return '?'; - } - if ((c == '.' || c == ',') && ISDIGIT (p[1])) - { - time_t s; - int ns; - int digits; - unsigned long int value1; - - /* Check for overflow when converting value to time_t. */ - if (sign < 0) - { - s = - value; - if (0 < s) - return '?'; - value1 = -s; - } - else - { - s = value; - if (s < 0) - return '?'; - value1 = s; - } - if (value != value1) - return '?'; - - /* Accumulate fraction, to ns precision. */ - p++; - ns = *p++ - '0'; - for (digits = 2; digits <= LOG10_BILLION; digits++) - { - ns *= 10; - if (ISDIGIT (*p)) - ns += *p++ - '0'; - } - - /* Skip excess digits, truncating toward -Infinity. */ - if (sign < 0) - for (; ISDIGIT (*p); p++) - if (*p != '0') - { - ns++; - break; - } - while (ISDIGIT (*p)) - p++; - - /* Adjust to the timespec convention, which is that - tv_nsec is always a positive offset even if tv_sec is - negative. */ - if (sign < 0 && ns) - { - s--; - if (! (s < 0)) - return '?'; - ns = BILLION - ns; - } - - lvalp->timespec.tv_sec = s; - lvalp->timespec.tv_nsec = ns; - pc->input = p; - return sign ? tSDECIMAL_NUMBER : tUDECIMAL_NUMBER; - } - else - { - lvalp->textintval.negative = sign < 0; - if (sign < 0) - { - lvalp->textintval.value = - value; - if (0 < lvalp->textintval.value) - return '?'; - } - else - { - lvalp->textintval.value = value; - if (lvalp->textintval.value < 0) - return '?'; - } - lvalp->textintval.digits = p - pc->input; - pc->input = p; - return sign ? tSNUMBER : tUNUMBER; - } - } - - if (isalpha (c)) - { - char buff[20]; - char *p = buff; - table const *tp; - - do - { - if (p < buff + sizeof buff - 1) - *p++ = c; - c = *++pc->input; - } - while (isalpha (c) || c == '.'); - - *p = '\0'; - tp = lookup_word (pc, buff); - if (! tp) - return '?'; - lvalp->intval = tp->value; - return tp->type; - } - - if (c != '(') - return to_uchar (*pc->input++); - - count = 0; - do - { - c = *pc->input++; - if (c == '\0') - return c; - if (c == '(') - count++; - else if (c == ')') - count--; - } - while (count != 0); - } -} - -/* Do nothing if the parser reports an error. */ -static int -yyerror (parser_control const *pc, - char const *s) -{ - return 0; -} - -/* If *TM0 is the old and *TM1 is the new value of a struct tm after - passing it to mktime, return true if it's OK that mktime returned T. - It's not OK if *TM0 has out-of-range members. */ - -static bool -mktime_ok (struct tm const *tm0, struct tm const *tm1, time_t t) -{ - if (t == (time_t) -1) - { - /* Guard against falsely reporting an error when parsing a time - stamp that happens to equal (time_t) -1, on a host that - supports such a time stamp. */ - tm1 = localtime (&t); - if (!tm1) - return false; - } - - return ! ((tm0->tm_sec ^ tm1->tm_sec) - | (tm0->tm_min ^ tm1->tm_min) - | (tm0->tm_hour ^ tm1->tm_hour) - | (tm0->tm_mday ^ tm1->tm_mday) - | (tm0->tm_mon ^ tm1->tm_mon) - | (tm0->tm_year ^ tm1->tm_year)); -} - -/* A reasonable upper bound for the size of ordinary TZ strings. - Use heap allocation if TZ's length exceeds this. */ -enum { TZBUFSIZE = 100 }; - -/* Return a copy of TZ, stored in TZBUF if it fits, and heap-allocated - otherwise. */ -static char * -get_tz (char tzbuf[TZBUFSIZE]) -{ - char *tz = getenv ("TZ"); - if (tz) - { - size_t tzsize = strlen (tz) + 1; - tz = (tzsize <= TZBUFSIZE - ? memcpy (tzbuf, tz, tzsize) - : xmemdup (tz, tzsize)); - } - return tz; -} - -/* Parse a date/time string, storing the resulting time value into *RESULT. - The string itself is pointed to by P. Return true if successful. - P can be an incomplete or relative time specification; if so, use - *NOW as the basis for the returned time. */ -bool -parse_datetime (struct timespec *result, char const *p, - struct timespec const *now) -{ - time_t Start; - long int Start_ns; - struct tm const *tmp; - struct tm tm; - struct tm tm0; - parser_control pc; - struct timespec gettime_buffer; - unsigned char c; - bool tz_was_altered = false; - char *tz0 = NULL; - char tz0buf[TZBUFSIZE]; - bool ok = true; - - if (! now) - { - gettime (&gettime_buffer); - now = &gettime_buffer; - } - - Start = now->tv_sec; - Start_ns = now->tv_nsec; - - tmp = localtime (&now->tv_sec); - if (! tmp) - return false; - - while (c = *p, isspace (c)) - p++; - - if (strncmp (p, "TZ=\"", 4) == 0) - { - char const *tzbase = p + 4; - size_t tzsize = 1; - char const *s; - - for (s = tzbase; *s; s++, tzsize++) - if (*s == '\\') - { - s++; - if (! (*s == '\\' || *s == '"')) - break; - } - else if (*s == '"') - { - char *z; - char *tz1; - char tz1buf[TZBUFSIZE]; - bool large_tz = TZBUFSIZE < tzsize; - bool setenv_ok; - tz0 = get_tz (tz0buf); - z = tz1 = large_tz ? malloc (tzsize) : tz1buf; - for (s = tzbase; *s != '"'; s++) - *z++ = *(s += *s == '\\'); - *z = '\0'; - setenv_ok = setenv ("TZ", tz1, 1) == 0; - if (large_tz) - free (tz1); - if (!setenv_ok) - goto fail; - tz_was_altered = true; - - p = s + 1; - while (c = *p, isspace (c)) - p++; - - break; - } - } - - /* As documented, be careful to treat the empty string just like - a date string of "0". Without this, an empty string would be - declared invalid when parsed during a DST transition. */ - if (*p == '\0') - p = "0"; - - pc.input = p; - pc.year.value = tmp->tm_year; - pc.year.value += TM_YEAR_BASE; - pc.year.digits = 0; - pc.month = tmp->tm_mon + 1; - pc.day = tmp->tm_mday; - pc.hour = tmp->tm_hour; - pc.minutes = tmp->tm_min; - pc.seconds.tv_sec = tmp->tm_sec; - pc.seconds.tv_nsec = Start_ns; - tm.tm_isdst = tmp->tm_isdst; - - pc.meridian = MER24; - pc.rel = RELATIVE_TIME_0; - pc.timespec_seen = false; - pc.rels_seen = false; - pc.dates_seen = 0; - pc.days_seen = 0; - pc.times_seen = 0; - pc.local_zones_seen = 0; - pc.dsts_seen = 0; - pc.zones_seen = 0; - -#if HAVE_STRUCT_TM_TM_ZONE - pc.local_time_zone_table[0].name = tmp->tm_zone; - pc.local_time_zone_table[0].type = tLOCAL_ZONE; - pc.local_time_zone_table[0].value = tmp->tm_isdst; - pc.local_time_zone_table[1].name = NULL; - - /* Probe the names used in the next three calendar quarters, looking - for a tm_isdst different from the one we already have. */ - { - int quarter; - for (quarter = 1; quarter <= 3; quarter++) - { - time_t probe = Start + quarter * (90 * 24 * 60 * 60); - struct tm const *probe_tm = localtime (&probe); - if (probe_tm && probe_tm->tm_zone - && probe_tm->tm_isdst != pc.local_time_zone_table[0].value) - { - { - pc.local_time_zone_table[1].name = probe_tm->tm_zone; - pc.local_time_zone_table[1].type = tLOCAL_ZONE; - pc.local_time_zone_table[1].value = probe_tm->tm_isdst; - pc.local_time_zone_table[2].name = NULL; - } - break; - } - } - } -#else -#if HAVE_TZNAME - { -# if !HAVE_DECL_TZNAME - extern char *tzname[]; -# endif - int i; - for (i = 0; i < 2; i++) - { - pc.local_time_zone_table[i].name = tzname[i]; - pc.local_time_zone_table[i].type = tLOCAL_ZONE; - pc.local_time_zone_table[i].value = i; - } - pc.local_time_zone_table[i].name = NULL; - } -#else - pc.local_time_zone_table[0].name = NULL; -#endif -#endif - - if (pc.local_time_zone_table[0].name && pc.local_time_zone_table[1].name - && ! strcmp (pc.local_time_zone_table[0].name, - pc.local_time_zone_table[1].name)) - { - /* This locale uses the same abbreviation for standard and - daylight times. So if we see that abbreviation, we don't - know whether it's daylight time. */ - pc.local_time_zone_table[0].value = -1; - pc.local_time_zone_table[1].name = NULL; - } - - if (yyparse (&pc) != 0) - goto fail; - - if (pc.timespec_seen) - *result = pc.seconds; - else - { - if (1 < (pc.times_seen | pc.dates_seen | pc.days_seen | pc.dsts_seen - | (pc.local_zones_seen + pc.zones_seen))) - goto fail; - - tm.tm_year = to_year (pc.year) - TM_YEAR_BASE; - tm.tm_mon = pc.month - 1; - tm.tm_mday = pc.day; - if (pc.times_seen || (pc.rels_seen && ! pc.dates_seen && ! pc.days_seen)) - { - tm.tm_hour = to_hour (pc.hour, pc.meridian); - if (tm.tm_hour < 0) - goto fail; - tm.tm_min = pc.minutes; - tm.tm_sec = pc.seconds.tv_sec; - } - else - { - tm.tm_hour = tm.tm_min = tm.tm_sec = 0; - pc.seconds.tv_nsec = 0; - } - - /* Let mktime deduce tm_isdst if we have an absolute time stamp. */ - if (pc.dates_seen | pc.days_seen | pc.times_seen) - tm.tm_isdst = -1; - - /* But if the input explicitly specifies local time with or without - DST, give mktime that information. */ - if (pc.local_zones_seen) - tm.tm_isdst = pc.local_isdst; - - tm0 = tm; - - Start = mktime (&tm); - - if (! mktime_ok (&tm0, &tm, Start)) - { - if (! pc.zones_seen) - goto fail; - else - { - /* Guard against falsely reporting errors near the time_t - boundaries when parsing times in other time zones. For - example, suppose the input string "1969-12-31 23:00:00 -0100", - the current time zone is 8 hours ahead of UTC, and the min - time_t value is 1970-01-01 00:00:00 UTC. Then the min - localtime value is 1970-01-01 08:00:00, and mktime will - therefore fail on 1969-12-31 23:00:00. To work around the - problem, set the time zone to 1 hour behind UTC temporarily - by setting TZ="XXX1:00" and try mktime again. */ - - long int time_zone = pc.time_zone; - long int abs_time_zone = time_zone < 0 ? - time_zone : time_zone; - long int abs_time_zone_hour = abs_time_zone / 60; - int abs_time_zone_min = abs_time_zone % 60; - char tz1buf[sizeof "XXX+0:00" - + sizeof pc.time_zone * CHAR_BIT / 3]; - if (!tz_was_altered) - tz0 = get_tz (tz0buf); - sprintf (tz1buf, "XXX%s%ld:%02d", &"-"[time_zone < 0], - abs_time_zone_hour, abs_time_zone_min); - if (setenv ("TZ", tz1buf, 1) != 0) - goto fail; - tz_was_altered = true; - tm = tm0; - Start = mktime (&tm); - if (! mktime_ok (&tm0, &tm, Start)) - goto fail; - } - } - - if (pc.days_seen && ! pc.dates_seen) - { - tm.tm_mday += ((pc.day_number - tm.tm_wday + 7) % 7 - + 7 * (pc.day_ordinal - - (0 < pc.day_ordinal - && tm.tm_wday != pc.day_number))); - tm.tm_isdst = -1; - Start = mktime (&tm); - if (Start == (time_t) -1) - goto fail; - } - - /* Add relative date. */ - if (pc.rel.year | pc.rel.month | pc.rel.day) - { - int year = tm.tm_year + pc.rel.year; - int month = tm.tm_mon + pc.rel.month; - int day = tm.tm_mday + pc.rel.day; - if (((year < tm.tm_year) ^ (pc.rel.year < 0)) - | ((month < tm.tm_mon) ^ (pc.rel.month < 0)) - | ((day < tm.tm_mday) ^ (pc.rel.day < 0))) - goto fail; - tm.tm_year = year; - tm.tm_mon = month; - tm.tm_mday = day; - tm.tm_hour = tm0.tm_hour; - tm.tm_min = tm0.tm_min; - tm.tm_sec = tm0.tm_sec; - tm.tm_isdst = tm0.tm_isdst; - Start = mktime (&tm); - if (Start == (time_t) -1) - goto fail; - } - - /* The only "output" of this if-block is an updated Start value, - so this block must follow others that clobber Start. */ - if (pc.zones_seen) - { - long int delta = pc.time_zone * 60; - time_t t1; -#ifdef HAVE_TM_GMTOFF - delta -= tm.tm_gmtoff; -#else - time_t t = Start; - struct tm const *gmt = gmtime (&t); - if (! gmt) - goto fail; - delta -= tm_diff (&tm, gmt); -#endif - t1 = Start - delta; - if ((Start < t1) != (delta < 0)) - goto fail; /* time_t overflow */ - Start = t1; - } - - /* Add relative hours, minutes, and seconds. On hosts that support - leap seconds, ignore the possibility of leap seconds; e.g., - "+ 10 minutes" adds 600 seconds, even if one of them is a - leap second. Typically this is not what the user wants, but it's - too hard to do it the other way, because the time zone indicator - must be applied before relative times, and if mktime is applied - again the time zone will be lost. */ - { - long int sum_ns = pc.seconds.tv_nsec + pc.rel.ns; - long int normalized_ns = (sum_ns % BILLION + BILLION) % BILLION; - time_t t0 = Start; - long int d1 = 60 * 60 * pc.rel.hour; - time_t t1 = t0 + d1; - long int d2 = 60 * pc.rel.minutes; - time_t t2 = t1 + d2; - long_time_t d3 = pc.rel.seconds; - long_time_t t3 = t2 + d3; - long int d4 = (sum_ns - normalized_ns) / BILLION; - long_time_t t4 = t3 + d4; - time_t t5 = t4; - - if ((d1 / (60 * 60) ^ pc.rel.hour) - | (d2 / 60 ^ pc.rel.minutes) - | ((t1 < t0) ^ (d1 < 0)) - | ((t2 < t1) ^ (d2 < 0)) - | ((t3 < t2) ^ (d3 < 0)) - | ((t4 < t3) ^ (d4 < 0)) - | (t5 != t4)) - goto fail; - - result->tv_sec = t5; - result->tv_nsec = normalized_ns; - } - } - - goto done; - - fail: - ok = false; - done: - if (tz_was_altered) - ok &= (tz0 ? setenv ("TZ", tz0, 1) : unsetenv ("TZ")) == 0; - if (tz0 != tz0buf) - free (tz0); - return ok; -} - -#if TEST - -int -main (int ac, char **av) -{ - char buff[BUFSIZ]; - - printf ("Enter date, or blank line to exit.\n\t> "); - fflush (stdout); - - buff[BUFSIZ - 1] = '\0'; - while (fgets (buff, BUFSIZ - 1, stdin) && buff[0]) - { - struct timespec d; - struct tm const *tm; - if (! parse_datetime (&d, buff, NULL)) - printf ("Bad format - couldn't convert.\n"); - else if (! (tm = localtime (&d.tv_sec))) - { - long int sec = d.tv_sec; - printf ("localtime (%ld) failed\n", sec); - } - else - { - int ns = d.tv_nsec; - printf ("%04ld-%02d-%02d %02d:%02d:%02d.%09d\n", - tm->tm_year + 1900L, tm->tm_mon + 1, tm->tm_mday, - tm->tm_hour, tm->tm_min, tm->tm_sec, ns); - } - printf ("\t> "); - fflush (stdout); - } - return 0; -} -#endif /* TEST */