#define YYBISON 1
#define YYSKELETON_NAME "yacc.c"
#define YYPURE 1
#define YYLSP_NEEDED 0
#ifndef YYTOKENTYPE
# define YYTOKENTYPE
enum yytokentype {
tAGO = 258,
tDST = 259,
tDAY = 260,
tDAY_UNIT = 261,
tDAYZONE = 262,
tHOUR_UNIT = 263,
tLOCAL_ZONE = 264,
tMERIDIAN = 265,
tMINUTE_UNIT = 266,
tMONTH = 267,
tMONTH_UNIT = 268,
tSEC_UNIT = 269,
tYEAR_UNIT = 270,
tZONE = 271,
tSNUMBER = 272,
tUNUMBER = 273
};
#endif
#define tAGO 258
#define tDST 259
#define tDAY 260
#define tDAY_UNIT 261
#define tDAYZONE 262
#define tHOUR_UNIT 263
#define tLOCAL_ZONE 264
#define tMERIDIAN 265
#define tMINUTE_UNIT 266
#define tMONTH 267
#define tMONTH_UNIT 268
#define tSEC_UNIT 269
#define tYEAR_UNIT 270
#define tZONE 271
#define tSNUMBER 272
#define tUNUMBER 273
#line 1 "getdate.y"
#ifdef HAVE_CONFIG_H
# include <config.h>
# ifdef HAVE_ALLOCA_H
# include <alloca.h>
# endif
#endif
#ifdef emacs
# undef static
#endif
#include <ctype.h>
#include <string.h>
#if HAVE_STDLIB_H
# include <stdlib.h>
#endif
#if STDC_HEADERS || (! defined isascii && ! HAVE_ISASCII)
# define IN_CTYPE_DOMAIN(c) 1
#else
# define IN_CTYPE_DOMAIN(c) isascii (c)
#endif
#define ISSPACE(c) (IN_CTYPE_DOMAIN (c) && isspace (c))
#define ISALPHA(c) (IN_CTYPE_DOMAIN (c) && isalpha (c))
#define ISLOWER(c) (IN_CTYPE_DOMAIN (c) && islower (c))
#define ISDIGIT_LOCALE(c) (IN_CTYPE_DOMAIN (c) && isdigit (c))
#define ISDIGIT(c) ((unsigned) (c) - '0' <= 9)
#if STDC_HEADERS || HAVE_STRING_H
# include <string.h>
#endif
#if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 8) || __STRICT_ANSI__
# define __attribute__(x)
#endif
#ifndef ATTRIBUTE_UNUSED
# define ATTRIBUTE_UNUSED __attribute__ ((__unused__))
#endif
#define EPOCH_YEAR 1970
#define TM_YEAR_BASE 1900
#define HOUR(x) ((x) * 60)
typedef struct
{
int value;
int digits;
} textint;
typedef struct
{
char const *name;
int type;
int value;
} table;
enum { MERam, MERpm, MER24 };
typedef struct
{
const char *input;
int day_ordinal;
int day_number;
int local_isdst;
int time_zone;
int meridian;
textint year;
int month;
int day;
int hour;
int minutes;
int seconds;
int rel_year;
int rel_month;
int rel_day;
int rel_hour;
int rel_minutes;
int rel_seconds;
int dates_seen;
int days_seen;
int local_zones_seen;
int rels_seen;
int times_seen;
int zones_seen;
table local_time_zone_table[3];
} parser_control;
#define PC (* (parser_control *) parm)
#define YYLEX_PARAM parm
#define YYPARSE_PARAM parm
static int yyerror ();
static int yylex ();
#ifndef YYDEBUG
# define YYDEBUG 0
#endif
#ifdef YYERROR_VERBOSE
# undef YYERROR_VERBOSE
# define YYERROR_VERBOSE 1
#else
# define YYERROR_VERBOSE 0
#endif
#if ! defined (YYSTYPE) && ! defined (YYSTYPE_IS_DECLARED)
#line 172 "getdate.y"
typedef union YYSTYPE {
int intval;
textint textintval;
} YYSTYPE;
#line 281 "getdate.c"
# define yystype YYSTYPE
# define YYSTYPE_IS_DECLARED 1
# define YYSTYPE_IS_TRIVIAL 1
#endif
#line 293 "getdate.c"
#if ! defined (yyoverflow) || YYERROR_VERBOSE
# if YYSTACK_USE_ALLOCA
# define YYSTACK_ALLOC alloca
# else
# ifndef YYSTACK_USE_ALLOCA
# if defined (alloca) || defined (_ALLOCA_H)
# define YYSTACK_ALLOC alloca
# else
# ifdef __GNUC__
# define YYSTACK_ALLOC __builtin_alloca
# endif
# endif
# endif
# endif
# ifdef YYSTACK_ALLOC
# define YYSTACK_FREE(Ptr) do { ; } while (0)
# else
# if defined (__STDC__) || defined (__cplusplus)
# include <stdlib.h>
# define YYSIZE_T size_t
# endif
# define YYSTACK_ALLOC malloc
# define YYSTACK_FREE free
# endif
#endif
#if (! defined (yyoverflow) \
&& (! defined (__cplusplus) \
|| (YYSTYPE_IS_TRIVIAL)))
union yyalloc
{
short yyss;
YYSTYPE yyvs;
};
# define YYSTACK_GAP_MAXIMUM (sizeof (union yyalloc) - 1)
# define YYSTACK_BYTES(N) \
((N) * (sizeof (short) + sizeof (YYSTYPE)) \
+ YYSTACK_GAP_MAXIMUM)
# ifndef YYCOPY
# if 1 < __GNUC__
# define YYCOPY(To, From, Count) \
__builtin_memcpy (To, From, (Count) * sizeof (*(From)))
# else
# define YYCOPY(To, From, Count) \
do \
{ \
register YYSIZE_T yyi; \
for (yyi = 0; yyi < (Count); yyi++) \
(To)[yyi] = (From)[yyi]; \
} \
while (0)
# endif
# endif
# define YYSTACK_RELOCATE(Stack) \
do \
{ \
YYSIZE_T yynewbytes; \
YYCOPY (&yyptr->Stack, Stack, yysize); \
Stack = &yyptr->Stack; \
yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \
yyptr += yynewbytes / sizeof (*yyptr); \
} \
while (0)
#endif
#if defined (__STDC__) || defined (__cplusplus)
typedef signed char yysigned_char;
#else
typedef short yysigned_char;
#endif
#define YYFINAL 2
#define YYLAST 52
#define YYNTOKENS 22
#define YYNNTS 12
#define YYNRULES 54
#define YYNSTATES 64
#define YYUNDEFTOK 2
#define YYMAXUTOK 273
#define YYTRANSLATE(YYX) \
((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)
static const unsigned char yytranslate[] =
{
0, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 20, 2, 2, 21, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 19, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 1, 2, 3, 4,
5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
15, 16, 17, 18
};
#if YYDEBUG
static const unsigned char yyprhs[] =
{
0, 0, 3, 4, 7, 9, 11, 13, 15, 17,
19, 21, 24, 29, 34, 41, 48, 50, 53, 55,
57, 60, 62, 65, 68, 72, 78, 82, 86, 89,
94, 97, 101, 104, 106, 109, 112, 114, 117, 120,
122, 125, 128, 130, 133, 136, 138, 141, 144, 146,
149, 152, 154, 156, 157
};
static const yysigned_char yyrhs[] =
{
23, 0, -1, -1, 23, 24, -1, 25, -1, 26,
-1, 27, -1, 29, -1, 28, -1, 30, -1, 32,
-1, 18, 10, -1, 18, 19, 18, 33, -1, 18,
19, 18, 17, -1, 18, 19, 18, 19, 18, 33,
-1, 18, 19, 18, 19, 18, 17, -1, 9, -1,
9, 4, -1, 16, -1, 7, -1, 16, 4, -1,
5, -1, 5, 20, -1, 18, 5, -1, 18, 21,
18, -1, 18, 21, 18, 21, 18, -1, 18, 17,
17, -1, 18, 12, 17, -1, 12, 18, -1, 12,
18, 20, 18, -1, 18, 12, -1, 18, 12, 18,
-1, 31, 3, -1, 31, -1, 18, 15, -1, 17,
15, -1, 15, -1, 18, 13, -1, 17, 13, -1,
13, -1, 18, 6, -1, 17, 6, -1, 6, -1,
18, 8, -1, 17, 8, -1, 8, -1, 18, 11,
-1, 17, 11, -1, 11, -1, 18, 14, -1, 17,
14, -1, 14, -1, 18, -1, -1, 10, -1
};
static const unsigned short yyrline[] =
{
0, 188, 188, 190, 194, 196, 198, 200, 202, 204,
206, 210, 217, 224, 232, 239, 251, 253, 258, 260,
262, 267, 272, 277, 285, 290, 310, 317, 325, 330,
336, 341, 350, 359, 363, 365, 367, 369, 371, 373,
375, 377, 379, 381, 383, 385, 387, 389, 391, 393,
395, 397, 402, 439, 440
};
#endif
#if YYDEBUG || YYERROR_VERBOSE
static const char *const yytname[] =
{
"$end", "error", "$undefined", "tAGO", "tDST", "tDAY", "tDAY_UNIT",
"tDAYZONE", "tHOUR_UNIT", "tLOCAL_ZONE", "tMERIDIAN", "tMINUTE_UNIT",
"tMONTH", "tMONTH_UNIT", "tSEC_UNIT", "tYEAR_UNIT", "tZONE", "tSNUMBER",
"tUNUMBER", "':'", "','", "'/'", "$accept", "spec", "item", "time",
"local_zone", "zone", "day", "date", "rel", "relunit", "number",
"o_merid", 0
};
#endif
# ifdef YYPRINT
static const unsigned short yytoknum[] =
{
0, 256, 257, 258, 259, 260, 261, 262, 263, 264,
265, 266, 267, 268, 269, 270, 271, 272, 273, 58,
44, 47
};
# endif
static const unsigned char yyr1[] =
{
0, 22, 23, 23, 24, 24, 24, 24, 24, 24,
24, 25, 25, 25, 25, 25, 26, 26, 27, 27,
27, 28, 28, 28, 29, 29, 29, 29, 29, 29,
29, 29, 30, 30, 31, 31, 31, 31, 31, 31,
31, 31, 31, 31, 31, 31, 31, 31, 31, 31,
31, 31, 32, 33, 33
};
static const unsigned char yyr2[] =
{
0, 2, 0, 2, 1, 1, 1, 1, 1, 1,
1, 2, 4, 4, 6, 6, 1, 2, 1, 1,
2, 1, 2, 2, 3, 5, 3, 3, 2, 4,
2, 3, 2, 1, 2, 2, 1, 2, 2, 1,
2, 2, 1, 2, 2, 1, 2, 2, 1, 2,
2, 1, 1, 0, 1
};
static const unsigned char yydefact[] =
{
2, 0, 1, 21, 42, 19, 45, 16, 48, 0,
39, 51, 36, 18, 0, 52, 3, 4, 5, 6,
8, 7, 9, 33, 10, 22, 17, 28, 20, 41,
44, 47, 38, 50, 35, 23, 40, 43, 11, 46,
30, 37, 49, 34, 0, 0, 0, 32, 0, 27,
31, 26, 53, 24, 29, 54, 13, 0, 12, 0,
53, 25, 15, 14
};
static const yysigned_char yydefgoto[] =
{
-1, 1, 16, 17, 18, 19, 20, 21, 22, 23,
24, 58
};
#define YYPACT_NINF -17
static const yysigned_char yypact[] =
{
-17, 0, -17, 1, -17, -17, -17, 19, -17, -14,
-17, -17, -17, 32, 26, 14, -17, -17, -17, -17,
-17, -17, -17, 27, -17, -17, -17, 22, -17, -17,
-17, -17, -17, -17, -17, -17, -17, -17, -17, -17,
-16, -17, -17, -17, 29, 25, 30, -17, 31, -17,
-17, -17, 28, 23, -17, -17, -17, 33, -17, 34,
-7, -17, -17, -17
};
static const yysigned_char yypgoto[] =
{
-17, -17, -17, -17, -17, -17, -17, -17, -17, -17,
-17, -10
};
#define YYTABLE_NINF -1
static const unsigned char yytable[] =
{
2, 49, 50, 55, 27, 3, 4, 5, 6, 7,
62, 8, 9, 10, 11, 12, 13, 14, 15, 35,
36, 25, 37, 26, 38, 39, 40, 41, 42, 43,
47, 44, 29, 45, 30, 46, 28, 31, 55, 32,
33, 34, 48, 52, 59, 56, 51, 57, 53, 54,
63, 60, 61
};
static const unsigned char yycheck[] =
{
0, 17, 18, 10, 18, 5, 6, 7, 8, 9,
17, 11, 12, 13, 14, 15, 16, 17, 18, 5,
6, 20, 8, 4, 10, 11, 12, 13, 14, 15,
3, 17, 6, 19, 8, 21, 4, 11, 10, 13,
14, 15, 20, 18, 21, 17, 17, 19, 18, 18,
60, 18, 18
};
static const unsigned char yystos[] =
{
0, 23, 0, 5, 6, 7, 8, 9, 11, 12,
13, 14, 15, 16, 17, 18, 24, 25, 26, 27,
28, 29, 30, 31, 32, 20, 4, 18, 4, 6,
8, 11, 13, 14, 15, 5, 6, 8, 10, 11,
12, 13, 14, 15, 17, 19, 21, 3, 20, 17,
18, 17, 18, 18, 18, 10, 17, 19, 33, 21,
18, 18, 17, 33
};
#if ! defined (YYSIZE_T) && defined (__SIZE_TYPE__)
# define YYSIZE_T __SIZE_TYPE__
#endif
#if ! defined (YYSIZE_T) && defined (size_t)
# define YYSIZE_T size_t
#endif
#if ! defined (YYSIZE_T)
# if defined (__STDC__) || defined (__cplusplus)
# include <stddef.h>
# define YYSIZE_T size_t
# endif
#endif
#if ! defined (YYSIZE_T)
# define YYSIZE_T unsigned int
#endif
#define yyerrok (yyerrstatus = 0)
#define yyclearin (yychar = YYEMPTY)
#define YYEMPTY (-2)
#define YYEOF 0
#define YYACCEPT goto yyacceptlab
#define YYABORT goto yyabortlab
#define YYERROR goto yyerrlab1
#define YYFAIL goto yyerrlab
#define YYRECOVERING() (!!yyerrstatus)
#define YYBACKUP(Token, Value) \
do \
if (yychar == YYEMPTY && yylen == 1) \
{ \
yychar = (Token); \
yylval = (Value); \
yytoken = YYTRANSLATE (yychar); \
YYPOPSTACK; \
goto yybackup; \
} \
else \
{ \
yyerror ("syntax error: cannot back up");\
YYERROR; \
} \
while (0)
#define YYTERROR 1
#define YYERRCODE 256
#ifndef YYLLOC_DEFAULT
# define YYLLOC_DEFAULT(Current, Rhs, N) \
Current.first_line = Rhs[1].first_line; \
Current.first_column = Rhs[1].first_column; \
Current.last_line = Rhs[N].last_line; \
Current.last_column = Rhs[N].last_column;
#endif
#ifdef YYLEX_PARAM
# define YYLEX yylex (&yylval, YYLEX_PARAM)
#else
# define YYLEX yylex (&yylval)
#endif
#if YYDEBUG
# ifndef YYFPRINTF
# include <stdio.h>
# define YYFPRINTF fprintf
# endif
# define YYDPRINTF(Args) \
do { \
if (yydebug) \
YYFPRINTF Args; \
} while (0)
# define YYDSYMPRINT(Args) \
do { \
if (yydebug) \
yysymprint Args; \
} while (0)
# define YYDSYMPRINTF(Title, Token, Value, Location) \
do { \
if (yydebug) \
{ \
YYFPRINTF (stderr, "%s ", Title); \
yysymprint (stderr, \
Token, Value); \
YYFPRINTF (stderr, "\n"); \
} \
} while (0)
#if defined (__STDC__) || defined (__cplusplus)
static void
yy_stack_print (short *bottom, short *top)
#else
static void
yy_stack_print (bottom, top)
short *bottom;
short *top;
#endif
{
YYFPRINTF (stderr, "Stack now");
for (; bottom <= top; ++bottom)
YYFPRINTF (stderr, " %d", *bottom);
YYFPRINTF (stderr, "\n");
}
# define YY_STACK_PRINT(Bottom, Top) \
do { \
if (yydebug) \
yy_stack_print ((Bottom), (Top)); \
} while (0)
#if defined (__STDC__) || defined (__cplusplus)
static void
yy_reduce_print (int yyrule)
#else
static void
yy_reduce_print (yyrule)
int yyrule;
#endif
{
int yyi;
unsigned int yylineno = yyrline[yyrule];
YYFPRINTF (stderr, "Reducing stack by rule %d (line %u), ",
yyrule - 1, yylineno);
for (yyi = yyprhs[yyrule]; 0 <= yyrhs[yyi]; yyi++)
YYFPRINTF (stderr, "%s ", yytname [yyrhs[yyi]]);
YYFPRINTF (stderr, "-> %s\n", yytname [yyr1[yyrule]]);
}
# define YY_REDUCE_PRINT(Rule) \
do { \
if (yydebug) \
yy_reduce_print (Rule); \
} while (0)
int yydebug;
#else
# define YYDPRINTF(Args)
# define YYDSYMPRINT(Args)
# define YYDSYMPRINTF(Title, Token, Value, Location)
# define YY_STACK_PRINT(Bottom, Top)
# define YY_REDUCE_PRINT(Rule)
#endif
#ifndef YYINITDEPTH
# define YYINITDEPTH 200
#endif
#if YYMAXDEPTH == 0
# undef YYMAXDEPTH
#endif
#ifndef YYMAXDEPTH
# define YYMAXDEPTH 10000
#endif
#if YYERROR_VERBOSE
# ifndef yystrlen
# if defined (__GLIBC__) && defined (_STRING_H)
# define yystrlen strlen
# else
static YYSIZE_T
# if defined (__STDC__) || defined (__cplusplus)
yystrlen (const char *yystr)
# else
yystrlen (yystr)
const char *yystr;
# endif
{
register const char *yys = yystr;
while (*yys++ != '\0')
continue;
return yys - yystr - 1;
}
# endif
# endif
# ifndef yystpcpy
# if defined (__GLIBC__) && defined (_STRING_H) && defined (_GNU_SOURCE)
# define yystpcpy stpcpy
# else
static char *
# if defined (__STDC__) || defined (__cplusplus)
yystpcpy (char *yydest, const char *yysrc)
# else
yystpcpy (yydest, yysrc)
char *yydest;
const char *yysrc;
# endif
{
register char *yyd = yydest;
register const char *yys = yysrc;
while ((*yyd++ = *yys++) != '\0')
continue;
return yyd - 1;
}
# endif
# endif
#endif
#if YYDEBUG
#if defined (__STDC__) || defined (__cplusplus)
static void
yysymprint (FILE *yyoutput, int yytype, YYSTYPE *yyvaluep)
#else
static void
yysymprint (yyoutput, yytype, yyvaluep)
FILE *yyoutput;
int yytype;
YYSTYPE *yyvaluep;
#endif
{
(void) yyvaluep;
if (yytype < YYNTOKENS)
{
YYFPRINTF (yyoutput, "token %s (", yytname[yytype]);
# ifdef YYPRINT
YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep);
# endif
}
else
YYFPRINTF (yyoutput, "nterm %s (", yytname[yytype]);
switch (yytype)
{
default:
break;
}
YYFPRINTF (yyoutput, ")");
}
#endif
#if defined (__STDC__) || defined (__cplusplus)
static void
yydestruct (int yytype, YYSTYPE *yyvaluep)
#else
static void
yydestruct (yytype, yyvaluep)
int yytype;
YYSTYPE *yyvaluep;
#endif
{
(void) yyvaluep;
switch (yytype)
{
default:
break;
}
}
#ifdef YYPARSE_PARAM
# if defined (__STDC__) || defined (__cplusplus)
int yyparse (void *YYPARSE_PARAM);
# else
int yyparse ();
# endif
#else
#if defined (__STDC__) || defined (__cplusplus)
int yyparse (void);
#else
int yyparse ();
#endif
#endif
#ifdef YYPARSE_PARAM
# if defined (__STDC__) || defined (__cplusplus)
int yyparse (void *YYPARSE_PARAM)
# else
int yyparse (YYPARSE_PARAM)
void *YYPARSE_PARAM;
# endif
#else
#if defined (__STDC__) || defined (__cplusplus)
int
yyparse (void)
#else
int
yyparse ()
#endif
#endif
{
int yychar;
YYSTYPE yylval;
int yynerrs;
register int yystate;
register int yyn;
int yyresult;
int yyerrstatus;
int yytoken = 0;
short yyssa[YYINITDEPTH];
short *yyss = yyssa;
register short *yyssp;
YYSTYPE yyvsa[YYINITDEPTH];
YYSTYPE *yyvs = yyvsa;
register YYSTYPE *yyvsp;
#define YYPOPSTACK (yyvsp--, yyssp--)
YYSIZE_T yystacksize = YYINITDEPTH;
YYSTYPE yyval;
int yylen;
YYDPRINTF ((stderr, "Starting parse\n"));
yystate = 0;
yyerrstatus = 0;
yynerrs = 0;
yychar = YYEMPTY;
yyssp = yyss;
yyvsp = yyvs;
goto yysetstate;
yynewstate:
yyssp++;
yysetstate:
*yyssp = yystate;
if (yyss + yystacksize - 1 <= yyssp)
{
YYSIZE_T yysize = yyssp - yyss + 1;
#ifdef yyoverflow
{
YYSTYPE *yyvs1 = yyvs;
short *yyss1 = yyss;
yyoverflow ("parser stack overflow",
&yyss1, yysize * sizeof (*yyssp),
&yyvs1, yysize * sizeof (*yyvsp),
&yystacksize);
yyss = yyss1;
yyvs = yyvs1;
}
#else
# ifndef YYSTACK_RELOCATE
goto yyoverflowlab;
# else
if (YYMAXDEPTH <= yystacksize)
goto yyoverflowlab;
yystacksize *= 2;
if (YYMAXDEPTH < yystacksize)
yystacksize = YYMAXDEPTH;
{
short *yyss1 = yyss;
union yyalloc *yyptr =
(union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize));
if (! yyptr)
goto yyoverflowlab;
YYSTACK_RELOCATE (yyss);
YYSTACK_RELOCATE (yyvs);
# undef YYSTACK_RELOCATE
if (yyss1 != yyssa)
YYSTACK_FREE (yyss1);
}
# endif
#endif
yyssp = yyss + yysize - 1;
yyvsp = yyvs + yysize - 1;
YYDPRINTF ((stderr, "Stack size increased to %lu\n",
(unsigned long int) yystacksize));
if (yyss + yystacksize - 1 <= yyssp)
YYABORT;
}
YYDPRINTF ((stderr, "Entering state %d\n", yystate));
goto yybackup;
yybackup:
yyn = yypact[yystate];
if (yyn == YYPACT_NINF)
goto yydefault;
if (yychar == YYEMPTY)
{
YYDPRINTF ((stderr, "Reading a token: "));
yychar = YYLEX;
}
if (yychar <= YYEOF)
{
yychar = yytoken = YYEOF;
YYDPRINTF ((stderr, "Now at end of input.\n"));
}
else
{
yytoken = YYTRANSLATE (yychar);
YYDSYMPRINTF ("Next token is", yytoken, &yylval, &yylloc);
}
yyn += yytoken;
if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yytoken)
goto yydefault;
yyn = yytable[yyn];
if (yyn <= 0)
{
if (yyn == 0 || yyn == YYTABLE_NINF)
goto yyerrlab;
yyn = -yyn;
goto yyreduce;
}
if (yyn == YYFINAL)
YYACCEPT;
YYDPRINTF ((stderr, "Shifting token %s, ", yytname[yytoken]));
if (yychar != YYEOF)
yychar = YYEMPTY;
*++yyvsp = yylval;
if (yyerrstatus)
yyerrstatus--;
yystate = yyn;
goto yynewstate;
yydefault:
yyn = yydefact[yystate];
if (yyn == 0)
goto yyerrlab;
goto yyreduce;
yyreduce:
yylen = yyr2[yyn];
yyval = yyvsp[1-yylen];
YY_REDUCE_PRINT (yyn);
switch (yyn)
{
case 4:
#line 195 "getdate.y"
{ PC.times_seen++; }
break;
case 5:
#line 197 "getdate.y"
{ PC.local_zones_seen++; }
break;
case 6:
#line 199 "getdate.y"
{ PC.zones_seen++; }
break;
case 7:
#line 201 "getdate.y"
{ PC.dates_seen++; }
break;
case 8:
#line 203 "getdate.y"
{ PC.days_seen++; }
break;
case 9:
#line 205 "getdate.y"
{ PC.rels_seen++; }
break;
case 11:
#line 211 "getdate.y"
{
PC.hour = yyvsp[-1].textintval.value;
PC.minutes = 0;
PC.seconds = 0;
PC.meridian = yyvsp[0].intval;
}
break;
case 12:
#line 218 "getdate.y"
{
PC.hour = yyvsp[-3].textintval.value;
PC.minutes = yyvsp[-1].textintval.value;
PC.seconds = 0;
PC.meridian = yyvsp[0].intval;
}
break;
case 13:
#line 225 "getdate.y"
{
PC.hour = yyvsp[-3].textintval.value;
PC.minutes = yyvsp[-1].textintval.value;
PC.meridian = MER24;
PC.zones_seen++;
PC.time_zone = yyvsp[0].textintval.value % 100 + (yyvsp[0].textintval.value / 100) * 60;
}
break;
case 14:
#line 233 "getdate.y"
{
PC.hour = yyvsp[-5].textintval.value;
PC.minutes = yyvsp[-3].textintval.value;
PC.seconds = yyvsp[-1].textintval.value;
PC.meridian = yyvsp[0].intval;
}
break;
case 15:
#line 240 "getdate.y"
{
PC.hour = yyvsp[-5].textintval.value;
PC.minutes = yyvsp[-3].textintval.value;
PC.seconds = yyvsp[-1].textintval.value;
PC.meridian = MER24;
PC.zones_seen++;
PC.time_zone = yyvsp[0].textintval.value % 100 + (yyvsp[0].textintval.value / 100) * 60;
}
break;
case 16:
#line 252 "getdate.y"
{ PC.local_isdst = yyvsp[0].intval; }
break;
case 17:
#line 254 "getdate.y"
{ PC.local_isdst = yyvsp[-1].intval < 0 ? 1 : yyvsp[-1].intval + 1; }
break;
case 18:
#line 259 "getdate.y"
{ PC.time_zone = yyvsp[0].intval; }
break;
case 19:
#line 261 "getdate.y"
{ PC.time_zone = yyvsp[0].intval + 60; }
break;
case 20:
#line 263 "getdate.y"
{ PC.time_zone = yyvsp[-1].intval + 60; }
break;
case 21:
#line 268 "getdate.y"
{
PC.day_ordinal = 1;
PC.day_number = yyvsp[0].intval;
}
break;
case 22:
#line 273 "getdate.y"
{
PC.day_ordinal = 1;
PC.day_number = yyvsp[-1].intval;
}
break;
case 23:
#line 278 "getdate.y"
{
PC.day_ordinal = yyvsp[-1].textintval.value;
PC.day_number = yyvsp[0].intval;
}
break;
case 24:
#line 286 "getdate.y"
{
PC.month = yyvsp[-2].textintval.value;
PC.day = yyvsp[0].textintval.value;
}
break;
case 25:
#line 291 "getdate.y"
{
if (4 <= yyvsp[-4].textintval.digits)
{
PC.year = yyvsp[-4].textintval;
PC.month = yyvsp[-2].textintval.value;
PC.day = yyvsp[0].textintval.value;
}
else
{
PC.month = yyvsp[-4].textintval.value;
PC.day = yyvsp[-2].textintval.value;
PC.year = yyvsp[0].textintval;
}
}
break;
case 26:
#line 311 "getdate.y"
{
PC.year = yyvsp[-2].textintval;
PC.month = -yyvsp[-1].textintval.value;
PC.day = -yyvsp[0].textintval.value;
}
break;
case 27:
#line 318 "getdate.y"
{
PC.day = yyvsp[-2].textintval.value;
PC.month = yyvsp[-1].intval;
PC.year.value = -yyvsp[0].textintval.value;
PC.year.digits = yyvsp[0].textintval.digits;
}
break;
case 28:
#line 326 "getdate.y"
{
PC.month = yyvsp[-1].intval;
PC.day = yyvsp[0].textintval.value;
}
break;
case 29:
#line 331 "getdate.y"
{
PC.month = yyvsp[-3].intval;
PC.day = yyvsp[-2].textintval.value;
PC.year = yyvsp[0].textintval;
}
break;
case 30:
#line 337 "getdate.y"
{
PC.day = yyvsp[-1].textintval.value;
PC.month = yyvsp[0].intval;
}
break;
case 31:
#line 342 "getdate.y"
{
PC.day = yyvsp[-2].textintval.value;
PC.month = yyvsp[-1].intval;
PC.year = yyvsp[0].textintval;
}
break;
case 32:
#line 351 "getdate.y"
{
PC.rel_seconds = -PC.rel_seconds;
PC.rel_minutes = -PC.rel_minutes;
PC.rel_hour = -PC.rel_hour;
PC.rel_day = -PC.rel_day;
PC.rel_month = -PC.rel_month;
PC.rel_year = -PC.rel_year;
}
break;
case 34:
#line 364 "getdate.y"
{ PC.rel_year += yyvsp[-1].textintval.value * yyvsp[0].intval; }
break;
case 35:
#line 366 "getdate.y"
{ PC.rel_year += yyvsp[-1].textintval.value * yyvsp[0].intval; }
break;
case 36:
#line 368 "getdate.y"
{ PC.rel_year += yyvsp[0].intval; }
break;
case 37:
#line 370 "getdate.y"
{ PC.rel_month += yyvsp[-1].textintval.value * yyvsp[0].intval; }
break;
case 38:
#line 372 "getdate.y"
{ PC.rel_month += yyvsp[-1].textintval.value * yyvsp[0].intval; }
break;
case 39:
#line 374 "getdate.y"
{ PC.rel_month += yyvsp[0].intval; }
break;
case 40:
#line 376 "getdate.y"
{ PC.rel_day += yyvsp[-1].textintval.value * yyvsp[0].intval; }
break;
case 41:
#line 378 "getdate.y"
{ PC.rel_day += yyvsp[-1].textintval.value * yyvsp[0].intval; }
break;
case 42:
#line 380 "getdate.y"
{ PC.rel_day += yyvsp[0].intval; }
break;
case 43:
#line 382 "getdate.y"
{ PC.rel_hour += yyvsp[-1].textintval.value * yyvsp[0].intval; }
break;
case 44:
#line 384 "getdate.y"
{ PC.rel_hour += yyvsp[-1].textintval.value * yyvsp[0].intval; }
break;
case 45:
#line 386 "getdate.y"
{ PC.rel_hour += yyvsp[0].intval; }
break;
case 46:
#line 388 "getdate.y"
{ PC.rel_minutes += yyvsp[-1].textintval.value * yyvsp[0].intval; }
break;
case 47:
#line 390 "getdate.y"
{ PC.rel_minutes += yyvsp[-1].textintval.value * yyvsp[0].intval; }
break;
case 48:
#line 392 "getdate.y"
{ PC.rel_minutes += yyvsp[0].intval; }
break;
case 49:
#line 394 "getdate.y"
{ PC.rel_seconds += yyvsp[-1].textintval.value * yyvsp[0].intval; }
break;
case 50:
#line 396 "getdate.y"
{ PC.rel_seconds += yyvsp[-1].textintval.value * yyvsp[0].intval; }
break;
case 51:
#line 398 "getdate.y"
{ PC.rel_seconds += yyvsp[0].intval; }
break;
case 52:
#line 403 "getdate.y"
{
if (PC.dates_seen
&& ! PC.rels_seen && (PC.times_seen || 2 < yyvsp[0].textintval.digits))
PC.year = yyvsp[0].textintval;
else
{
if (4 < yyvsp[0].textintval.digits)
{
PC.dates_seen++;
PC.day = yyvsp[0].textintval.value % 100;
PC.month = (yyvsp[0].textintval.value / 100) % 100;
PC.year.value = yyvsp[0].textintval.value / 10000;
PC.year.digits = yyvsp[0].textintval.digits - 4;
}
else
{
PC.times_seen++;
if (yyvsp[0].textintval.digits <= 2)
{
PC.hour = yyvsp[0].textintval.value;
PC.minutes = 0;
}
else
{
PC.hour = yyvsp[0].textintval.value / 100;
PC.minutes = yyvsp[0].textintval.value % 100;
}
PC.seconds = 0;
PC.meridian = MER24;
}
}
}
break;
case 53:
#line 439 "getdate.y"
{ yyval.intval = MER24; }
break;
case 54:
#line 441 "getdate.y"
{ yyval.intval = yyvsp[0].intval; }
break;
}
#line 1593 "getdate.c"
yyvsp -= yylen;
yyssp -= yylen;
YY_STACK_PRINT (yyss, yyssp);
*++yyvsp = yyval;
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:
if (!yyerrstatus)
{
++yynerrs;
#if YYERROR_VERBOSE
yyn = yypact[yystate];
if (YYPACT_NINF < yyn && yyn < YYLAST)
{
YYSIZE_T yysize = 0;
int yytype = YYTRANSLATE (yychar);
char *yymsg;
int yyx, yycount;
yycount = 0;
for (yyx = yyn < 0 ? -yyn : 0;
yyx < (int) (sizeof (yytname) / sizeof (char *)); yyx++)
if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
yysize += yystrlen (yytname[yyx]) + 15, yycount++;
yysize += yystrlen ("syntax error, unexpected ") + 1;
yysize += yystrlen (yytname[yytype]);
yymsg = (char *) YYSTACK_ALLOC (yysize);
if (yymsg != 0)
{
char *yyp = yystpcpy (yymsg, "syntax error, unexpected ");
yyp = yystpcpy (yyp, yytname[yytype]);
if (yycount < 5)
{
yycount = 0;
for (yyx = yyn < 0 ? -yyn : 0;
yyx < (int) (sizeof (yytname) / sizeof (char *));
yyx++)
if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
{
const char *yyq = ! yycount ? ", expecting " : " or ";
yyp = yystpcpy (yyp, yyq);
yyp = yystpcpy (yyp, yytname[yyx]);
yycount++;
}
}
yyerror (yymsg);
YYSTACK_FREE (yymsg);
}
else
yyerror ("syntax error; also virtual memory exhausted");
}
else
#endif
yyerror ("syntax error");
}
if (yyerrstatus == 3)
{
if (yychar == YYEOF)
{
YYPOPSTACK;
while (yyss < yyssp)
{
YYDSYMPRINTF ("Error: popping", yystos[*yyssp], yyvsp, yylsp);
yydestruct (yystos[*yyssp], yyvsp);
YYPOPSTACK;
}
YYABORT;
}
YYDSYMPRINTF ("Error: discarding", yytoken, &yylval, &yylloc);
yydestruct (yytoken, &yylval);
yychar = YYEMPTY;
}
goto yyerrlab1;
yyerrlab1:
yyerrstatus = 3;
for (;;)
{
yyn = yypact[yystate];
if (yyn != YYPACT_NINF)
{
yyn += YYTERROR;
if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR)
{
yyn = yytable[yyn];
if (0 < yyn)
break;
}
}
if (yyssp == yyss)
YYABORT;
YYDSYMPRINTF ("Error: popping", yystos[*yyssp], yyvsp, yylsp);
yydestruct (yystos[yystate], yyvsp);
yyvsp--;
yystate = *--yyssp;
YY_STACK_PRINT (yyss, yyssp);
}
if (yyn == YYFINAL)
YYACCEPT;
YYDPRINTF ((stderr, "Shifting error token, "));
*++yyvsp = yylval;
yystate = yyn;
goto yynewstate;
yyacceptlab:
yyresult = 0;
goto yyreturn;
yyabortlab:
yyresult = 1;
goto yyreturn;
#ifndef yyoverflow
yyoverflowlab:
yyerror ("parser stack overflow");
yyresult = 2;
#endif
yyreturn:
#ifndef yyoverflow
if (yyss != yyssa)
YYSTACK_FREE (yyss);
#endif
return yyresult;
}
#line 444 "getdate.y"
#include "modules/getdate.h"
#ifndef gmtime
struct tm *gmtime ();
#endif
#ifndef localtime
struct tm *localtime ();
#endif
#ifndef mktime
time_t mktime ();
#endif
static table const meridian_table[] =
{
{ "AM", tMERIDIAN, MERam },
{ "A.M.", tMERIDIAN, MERam },
{ "PM", tMERIDIAN, MERpm },
{ "P.M.", tMERIDIAN, MERpm },
{ 0, 0, 0 }
};
static table const dst_table[] =
{
{ "DST", tDST, 0 }
};
static table const month_and_day_table[] =
{
{ "JANUARY", tMONTH, 1 },
{ "FEBRUARY", tMONTH, 2 },
{ "MARCH", tMONTH, 3 },
{ "APRIL", tMONTH, 4 },
{ "MAY", tMONTH, 5 },
{ "JUNE", tMONTH, 6 },
{ "JULY", tMONTH, 7 },
{ "AUGUST", tMONTH, 8 },
{ "SEPTEMBER",tMONTH, 9 },
{ "SEPT", tMONTH, 9 },
{ "OCTOBER", tMONTH, 10 },
{ "NOVEMBER", tMONTH, 11 },
{ "DECEMBER", tMONTH, 12 },
{ "SUNDAY", tDAY, 0 },
{ "MONDAY", tDAY, 1 },
{ "TUESDAY", tDAY, 2 },
{ "TUES", tDAY, 2 },
{ "WEDNESDAY",tDAY, 3 },
{ "WEDNES", tDAY, 3 },
{ "THURSDAY", tDAY, 4 },
{ "THUR", tDAY, 4 },
{ "THURS", tDAY, 4 },
{ "FRIDAY", tDAY, 5 },
{ "SATURDAY", tDAY, 6 },
{ 0, 0, 0 }
};
static table const time_units_table[] =
{
{ "YEAR", tYEAR_UNIT, 1 },
{ "MONTH", tMONTH_UNIT, 1 },
{ "FORTNIGHT",tDAY_UNIT, 14 },
{ "WEEK", tDAY_UNIT, 7 },
{ "DAY", tDAY_UNIT, 1 },
{ "HOUR", tHOUR_UNIT, 1 },
{ "MINUTE", tMINUTE_UNIT, 1 },
{ "MIN", tMINUTE_UNIT, 1 },
{ "SECOND", tSEC_UNIT, 1 },
{ "SEC", tSEC_UNIT, 1 },
{ 0, 0, 0 }
};
static table const relative_time_table[] =
{
{ "TOMORROW", tMINUTE_UNIT, 24 * 60 },
{ "YESTERDAY",tMINUTE_UNIT, - (24 * 60) },
{ "TODAY", tMINUTE_UNIT, 0 },
{ "NOW", tMINUTE_UNIT, 0 },
{ "LAST", tUNUMBER, -1 },
{ "THIS", tUNUMBER, 0 },
{ "NEXT", tUNUMBER, 1 },
{ "FIRST", tUNUMBER, 1 },
{ "THIRD", tUNUMBER, 3 },
{ "FOURTH", tUNUMBER, 4 },
{ "FIFTH", tUNUMBER, 5 },
{ "SIXTH", tUNUMBER, 6 },
{ "SEVENTH", tUNUMBER, 7 },
{ "EIGHTH", tUNUMBER, 8 },
{ "NINTH", tUNUMBER, 9 },
{ "TENTH", tUNUMBER, 10 },
{ "ELEVENTH", tUNUMBER, 11 },
{ "TWELFTH", tUNUMBER, 12 },
{ "AGO", tAGO, 1 },
{ 0, 0, 0 }
};
static table const time_zone_table[] =
{
{ "GMT", tZONE, HOUR ( 0) },
{ "UT", tZONE, HOUR ( 0) },
{ "UTC", tZONE, HOUR ( 0) },
{ "WET", tZONE, HOUR ( 0) },
{ "WEST", tDAYZONE, HOUR ( 0) },
{ "BST", tDAYZONE, HOUR ( 0) },
{ "ART", tZONE, -HOUR ( 3) },
{ "BRT", tZONE, -HOUR ( 3) },
{ "BRST", tDAYZONE, -HOUR ( 3) },
{ "NST", tZONE, -(HOUR ( 3) + 30) },
{ "NDT", tDAYZONE,-(HOUR ( 3) + 30) },
{ "AST", tZONE, -HOUR ( 4) },
{ "ADT", tDAYZONE, -HOUR ( 4) },
{ "CLT", tZONE, -HOUR ( 4) },
{ "CLST", tDAYZONE, -HOUR ( 4) },
{ "EST", tZONE, -HOUR ( 5) },
{ "EDT", tDAYZONE, -HOUR ( 5) },
{ "CST", tZONE, -HOUR ( 6) },
{ "CDT", tDAYZONE, -HOUR ( 6) },
{ "MST", tZONE, -HOUR ( 7) },
{ "MDT", tDAYZONE, -HOUR ( 7) },
{ "PST", tZONE, -HOUR ( 8) },
{ "PDT", tDAYZONE, -HOUR ( 8) },
{ "AKST", tZONE, -HOUR ( 9) },
{ "AKDT", tDAYZONE, -HOUR ( 9) },
{ "HST", tZONE, -HOUR (10) },
{ "HAST", tZONE, -HOUR (10) },
{ "HADT", tDAYZONE, -HOUR (10) },
{ "SST", tZONE, -HOUR (12) },
{ "WAT", tZONE, HOUR ( 1) },
{ "CET", tZONE, HOUR ( 1) },
{ "CEST", tDAYZONE, HOUR ( 1) },
{ "MET", tZONE, HOUR ( 1) },
{ "MEZ", tZONE, HOUR ( 1) },
{ "MEST", tDAYZONE, HOUR ( 1) },
{ "MESZ", tDAYZONE, HOUR ( 1) },
{ "EET", tZONE, HOUR ( 2) },
{ "EEST", tDAYZONE, HOUR ( 2) },
{ "CAT", tZONE, HOUR ( 2) },
{ "SAST", tZONE, HOUR ( 2) },
{ "EAT", tZONE, HOUR ( 3) },
{ "MSK", tZONE, HOUR ( 3) },
{ "MSD", tDAYZONE, HOUR ( 3) },
{ "IST", tZONE, (HOUR ( 5) + 30) },
{ "SGT", tZONE, HOUR ( 8) },
{ "KST", tZONE, HOUR ( 9) },
{ "JST", tZONE, HOUR ( 9) },
{ "GST", tZONE, HOUR (10) },
{ "NZST", tZONE, HOUR (12) },
{ "NZDT", tDAYZONE, HOUR (12) },
{ 0, 0, 0 }
};
static table const military_table[] =
{
{ "A", tZONE, -HOUR ( 1) },
{ "B", tZONE, -HOUR ( 2) },
{ "C", tZONE, -HOUR ( 3) },
{ "D", tZONE, -HOUR ( 4) },
{ "E", tZONE, -HOUR ( 5) },
{ "F", tZONE, -HOUR ( 6) },
{ "G", tZONE, -HOUR ( 7) },
{ "H", tZONE, -HOUR ( 8) },
{ "I", tZONE, -HOUR ( 9) },
{ "K", tZONE, -HOUR (10) },
{ "L", tZONE, -HOUR (11) },
{ "M", tZONE, -HOUR (12) },
{ "N", tZONE, HOUR ( 1) },
{ "O", tZONE, HOUR ( 2) },
{ "P", tZONE, HOUR ( 3) },
{ "Q", tZONE, HOUR ( 4) },
{ "R", tZONE, HOUR ( 5) },
{ "S", tZONE, HOUR ( 6) },
{ "T", tZONE, HOUR ( 7) },
{ "U", tZONE, HOUR ( 8) },
{ "V", tZONE, HOUR ( 9) },
{ "W", tZONE, HOUR (10) },
{ "X", tZONE, HOUR (11) },
{ "Y", tZONE, HOUR (12) },
{ "Z", tZONE, HOUR ( 0) },
{ 0, 0, 0 }
};
static int
to_hour (int hours, int meridian)
{
switch (meridian)
{
case MER24:
return 0 <= hours && hours < 24 ? hours : -1;
case MERam:
return 0 < hours && hours < 12 ? hours : hours == 12 ? 0 : -1;
case MERpm:
return 0 < hours && hours < 12 ? hours + 12 : hours == 12 ? 12 : -1;
default:
abort ();
}
return 0;
}
static int
to_year (textint textyear)
{
int year = textyear.value;
if (year < 0)
year = -year;
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 = pc->local_time_zone_table; tp->name; tp++)
if (strcmp (name, tp->name) == 0)
return tp;
for (tp = time_zone_table; tp->name; tp++)
if (strcmp (name, tp->name) == 0)
return tp;
return 0;
}
#if ! HAVE_TM_GMTOFF
static int
tm_diff (struct tm const *a, struct tm const *b)
{
int a4 = (a->tm_year >> 2) + (TM_YEAR_BASE >> 2) - ! (a->tm_year & 3);
int b4 = (b->tm_year >> 2) + (TM_YEAR_BASE >> 2) - ! (b->tm_year & 3);
int a100 = a4 / 25 - (a4 % 25 < 0);
int b100 = b4 / 25 - (b4 % 25 < 0);
int a400 = a100 >> 2;
int b400 = b100 >> 2;
int intervening_leap_days = (a4 - b4) - (a100 - b100) + (a400 - b400);
int years = a->tm_year - b->tm_year;
int days = (365 * years + intervening_leap_days
+ (a->tm_yday - b->tm_yday));
return (60 * (60 * (24 * days + (a->tm_hour - b->tm_hour))
+ (a->tm_min - b->tm_min))
+ (a->tm_sec - b->tm_sec));
}
#endif
static table const *
lookup_word (parser_control const *pc, char *word)
{
char *p;
char *q;
size_t wordlen;
table const *tp;
int i;
int abbrev;
for (p = word; *p; p++)
if (ISLOWER ((unsigned char) *p))
*p = toupper ((unsigned char) *p);
for (tp = meridian_table; tp->name; tp++)
if (strcmp (word, tp->name) == 0)
return tp;
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;
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 (tp = relative_time_table; tp->name; tp++)
if (strcmp (word, tp->name) == 0)
return tp;
if (wordlen == 1)
for (tp = military_table; tp->name; tp++)
if (word[0] == tp->name[0])
return tp;
for (i = 0, p = q = word; (*p = *q); q++)
if (*q == '.')
i = 1;
else
p++;
if (i && (tp = lookup_zone (pc, word)))
return tp;
return 0;
}
static int
yylex (YYSTYPE *lvalp, parser_control *pc)
{
unsigned char c;
int count;
for (;;)
{
while (c = *pc->input, ISSPACE (c))
pc->input++;
if (ISDIGIT (c) || c == '-' || c == '+')
{
char const *p;
int sign;
int value;
if (c == '-' || c == '+')
{
sign = c == '-' ? -1 : 1;
c = *++pc->input;
if (! ISDIGIT (c))
continue;
}
else
sign = 0;
p = pc->input;
value = 0;
do
{
value = 10 * value + c - '0';
c = *++p;
}
while (ISDIGIT (c));
lvalp->textintval.value = sign < 0 ? -value : value;
lvalp->textintval.digits = p - pc->input;
pc->input = p;
return sign ? tSNUMBER : tUNUMBER;
}
if (ISALPHA (c))
{
char buff[20];
char *p = buff;
table const *tp;
do
{
if (p < buff + sizeof buff - 1)
*p++ = c;
c = *++pc->input;
}
while (ISALPHA (c) || c == '.');
*p = '\0';
tp = lookup_word (pc, buff);
if (! tp)
return '?';
lvalp->intval = tp->value;
return tp->type;
}
if (c != '(')
return *pc->input++;
count = 0;
do
{
c = *pc->input++;
if (c == '\0')
return c;
if (c == '(')
count++;
else if (c == ')')
count--;
}
while (count > 0);
}
}
static int
yyerror (char *s ATTRIBUTE_UNUSED)
{
return 0;
}
time_t
get_date (const char *p, const time_t *now)
{
time_t Start = now ? *now : time (0);
struct tm *tmp = localtime (&Start);
struct tm tm;
struct tm tm0;
parser_control pc;
if (! tmp)
return -1;
pc.input = p;
pc.year.value = tmp->tm_year + TM_YEAR_BASE;
pc.year.digits = 4;
pc.month = tmp->tm_mon + 1;
pc.day = tmp->tm_mday;
pc.hour = tmp->tm_hour;
pc.minutes = tmp->tm_min;
pc.seconds = tmp->tm_sec;
tm.tm_isdst = tmp->tm_isdst;
pc.meridian = MER24;
pc.rel_seconds = 0;
pc.rel_minutes = 0;
pc.rel_hour = 0;
pc.rel_day = 0;
pc.rel_month = 0;
pc.rel_year = 0;
pc.dates_seen = 0;
pc.days_seen = 0;
pc.rels_seen = 0;
pc.times_seen = 0;
pc.local_zones_seen = 0;
pc.zones_seen = 0;
#if HAVE_STRUCT_TM_TM_ZONE
pc.local_time_zone_table[0].name = tmp->tm_zone;
pc.local_time_zone_table[0].type = tLOCAL_ZONE;
pc.local_time_zone_table[0].value = tmp->tm_isdst;
pc.local_time_zone_table[1].name = 0;
{
int quarter;
for (quarter = 1; quarter <= 3; quarter++)
{
time_t probe = Start + quarter * (90 * 24 * 60 * 60);
struct tm *probe_tm = localtime (&probe);
if (probe_tm && probe_tm->tm_zone
&& probe_tm->tm_isdst != pc.local_time_zone_table[0].value)
{
{
pc.local_time_zone_table[1].name = probe_tm->tm_zone;
pc.local_time_zone_table[1].type = tLOCAL_ZONE;
pc.local_time_zone_table[1].value = probe_tm->tm_isdst;
pc.local_time_zone_table[2].name = 0;
}
break;
}
}
}
#else
#if HAVE_TZNAME
{
# ifndef tzname
extern char *tzname[];
# endif
int i;
for (i = 0; i < 2; i++)
{
pc.local_time_zone_table[i].name = tzname[i];
pc.local_time_zone_table[i].type = tLOCAL_ZONE;
pc.local_time_zone_table[i].value = i;
}
pc.local_time_zone_table[i].name = 0;
}
#else
pc.local_time_zone_table[0].name = 0;
#endif
#endif
if (pc.local_time_zone_table[0].name && pc.local_time_zone_table[1].name
&& ! strcmp (pc.local_time_zone_table[0].name,
pc.local_time_zone_table[1].name))
{
pc.local_time_zone_table[0].value = -1;
pc.local_time_zone_table[1].name = 0;
}
if (yyparse (&pc) != 0
|| 1 < pc.times_seen || 1 < pc.dates_seen || 1 < pc.days_seen
|| 1 < (pc.local_zones_seen + pc.zones_seen)
|| (pc.local_zones_seen && 1 < pc.local_isdst))
return -1;
tm.tm_year = to_year (pc.year) - TM_YEAR_BASE + pc.rel_year;
tm.tm_mon = pc.month - 1 + pc.rel_month;
tm.tm_mday = pc.day + pc.rel_day;
if (pc.times_seen || (pc.rels_seen && ! pc.dates_seen && ! pc.days_seen))
{
tm.tm_hour = to_hour (pc.hour, pc.meridian);
if (tm.tm_hour < 0)
return -1;
tm.tm_min = pc.minutes;
tm.tm_sec = pc.seconds;
}
else
{
tm.tm_hour = tm.tm_min = tm.tm_sec = 0;
}
if (pc.dates_seen | pc.days_seen | pc.times_seen | pc.rel_day
| pc.rel_month | pc.rel_year)
tm.tm_isdst = -1;
if (pc.local_zones_seen)
tm.tm_isdst = pc.local_isdst;
tm0 = tm;
Start = mktime (&tm);
if (Start == (time_t) -1)
{
if (pc.zones_seen)
{
tm = tm0;
if (tm.tm_year <= EPOCH_YEAR - TM_YEAR_BASE)
{
tm.tm_mday++;
pc.time_zone += 24 * 60;
}
else
{
tm.tm_mday--;
pc.time_zone -= 24 * 60;
}
Start = mktime (&tm);
}
if (Start == (time_t) -1)
return Start;
}
if (pc.days_seen && ! pc.dates_seen)
{
tm.tm_mday += ((pc.day_number - tm.tm_wday + 7) % 7
+ 7 * (pc.day_ordinal - (0 < pc.day_ordinal)));
tm.tm_isdst = -1;
Start = mktime (&tm);
if (Start == (time_t) -1)
return Start;
}
if (pc.zones_seen)
{
int delta = pc.time_zone * 60;
#ifdef HAVE_TM_GMTOFF
delta -= tm.tm_gmtoff;
#else
struct tm *gmt = gmtime (&Start);
if (! gmt)
return -1;
delta -= tm_diff (&tm, gmt);
#endif
if ((Start < Start - delta) != (delta < 0))
return -1;
Start -= delta;
}
{
time_t t0 = Start;
long d1 = 60 * 60 * (long) pc.rel_hour;
time_t t1 = t0 + d1;
long d2 = 60 * (long) pc.rel_minutes;
time_t t2 = t1 + d2;
int d3 = pc.rel_seconds;
time_t t3 = t2 + d3;
if ((d1 / (60 * 60) ^ pc.rel_hour)
| (d2 / 60 ^ pc.rel_minutes)
| ((t0 + d1 < t0) ^ (d1 < 0))
| ((t1 + d2 < t1) ^ (d2 < 0))
| ((t2 + d3 < t2) ^ (d3 < 0)))
return -1;
Start = t3;
}
return Start;
}
#if TEST
#include <stdio.h>
int
main (int ac, char **av)
{
char buff[BUFSIZ];
time_t d;
printf ("Enter date, or blank line to exit.\n\t> ");
fflush (stdout);
buff[BUFSIZ - 1] = 0;
while (fgets (buff, BUFSIZ - 1, stdin) && buff[0])
{
d = get_date (buff, 0);
if (d == (time_t) -1)
printf ("Bad format - couldn't convert.\n");
else
printf ("%s", ctime (&d));
printf ("\t> ");
fflush (stdout);
}
return 0;
}
#endif