#ifdef _WIN32 #pragma warning( disable: 4028 ) #endif /* A Bison parser, made from getdate.y by GNU Bison version 1.28 */ #define YYBISON 1 /* Identify Bison output. */ #define tAGO 257 #define tDAY 258 #define tDAY_UNIT 259 #define tDAYZONE 260 #define tDST 261 #define tHOUR_UNIT 262 #define tID 263 #define tMERIDIAN 264 #define tMINUTE_UNIT 265 #define tMONTH 266 #define tMONTH_UNIT 267 #define tSEC_UNIT 268 #define tSNUMBER 269 #define tUNUMBER 270 #define tYEAR_UNIT 271 #define tZONE 272 #line 1 "getdate.y" /* ** 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. ** ** This code has been modified since it was included in curl, to make it ** thread-safe and to make compilers complain less about it. ** ** This code is in the public domain and has no copyright. */ #include "setup.h" # ifdef HAVE_ALLOCA_H # include # endif # ifdef HAVE_TIME_H # include # endif #ifndef YYDEBUG /* to satisfy gcc -Wundef, we set this to 0 */ #define YYDEBUG 0 #endif /* Since the code of getdate.y is not included in the Emacs executable itself, there is no need to #define static in this file. Even if the code were included in the Emacs executable, it probably wouldn't do any harm to #undef it here; this will only cause problems if we try to write to a static variable, which I don't think this code needs to do. */ #ifdef emacs # undef static #endif #ifdef __APPLE__ #include #include #else #endif #include #include #include #if HAVE_STDLIB_H # include /* for `free'; used by Bison 1.27 */ #else #ifdef HAVE_MALLOC_H #include #endif #endif #if defined (STDC_HEADERS) || (!defined (isascii) && !defined (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 ISUPPER(c) (IN_CTYPE_DOMAIN (c) && isupper (c)) #define ISDIGIT_LOCALE(c) (IN_CTYPE_DOMAIN (c) && isdigit (c)) /* ISDIGIT differs from ISDIGIT_LOCALE, as follows: - Its arg may be any int or unsigned int; it need not be an unsigned char. - It's guaranteed to evaluate its argument exactly once. - It's typically faster. Posix 1003.2-1992 section 2.5.2.1 page 50 lines 1556-1558 says that only '0' through '9' are digits. Prefer ISDIGIT to ISDIGIT_LOCALE unless it's important to use the locale's definition of `digit' even when the host does not conform to Posix. */ #define ISDIGIT(c) ((unsigned) (c) - '0' <= 9) #if defined (STDC_HEADERS) || defined (USG) # include #endif /* The last #include file should be: */ #ifdef MALLOCDEBUG #include "memdebug.h" #endif #ifndef YYMAXDEPTH #define YYMAXDEPTH 0 #endif #if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7) # define __attribute__(x) #endif #ifndef ATTRIBUTE_UNUSED # define ATTRIBUTE_UNUSED __attribute__ ((__unused__)) #endif /* Some old versions of bison generate parsers that use bcopy. That loses on systems that don't provide the function, so we have to redefine it here. */ #if !defined (HAVE_BCOPY) && defined (HAVE_MEMCPY) && !defined (bcopy) # define bcopy(from, to, len) memcpy ((to), (from), (len)) #endif /* Remap normal yacc parser interface names (yyparse, yylex, yyerror, etc), as well as gratuitiously global symbol names, so we can have multiple yacc generated parsers in the same program. Note that these are only the variables produced by yacc. If other parser generators (bison, byacc, etc) produce additional global names that conflict at link time, then those parser generators need to be fixed instead of adding those names to this list. */ #define yymaxdepth Curl_gd_maxdepth #define yyparse Curl_gd_parse #define yylex Curl_gd_lex #define yyerror Curl_gd_error #define yylval Curl_gd_lval #define yychar Curl_gd_char #define yydebug Curl_gd_debug #define yypact Curl_gd_pact #define yyr1 Curl_gd_r1 #define yyr2 Curl_gd_r2 #define yydef Curl_gd_def #define yychk Curl_gd_chk #define yypgo Curl_gd_pgo #define yyact Curl_gd_act #define yyexca Curl_gd_exca #define yyerrflag Curl_gd_errflag #define yynerrs Curl_gd_nerrs #define yyps Curl_gd_ps #define yypv Curl_gd_pv #define yys Curl_gd_s #define yy_yys Curl_gd_yys #define yystate Curl_gd_state #define yytmp Curl_gd_tmp #define yyv Curl_gd_v #define yy_yyv Curl_gd_yyv #define yyval Curl_gd_val #define yylloc Curl_gd_lloc #define yyreds Curl_gd_reds /* With YYDEBUG defined */ #define yytoks Curl_gd_toks /* With YYDEBUG defined */ #define yylhs Curl_gd_yylhs #define yylen Curl_gd_yylen #define yydefred Curl_gd_yydefred #define yydgoto Curl_gd_yydgoto #define yysindex Curl_gd_yysindex #define yyrindex Curl_gd_yyrindex #define yygindex Curl_gd_yygindex #define yytable Curl_gd_yytable #define yycheck Curl_gd_yycheck #define EPOCH 1970 #define HOUR(x) ((x) * 60) #define MAX_BUFF_LEN 128 /* size of buffer to read the date into */ /* ** An entry in the lexical lookup table. */ typedef struct _TABLE { const char *name; int type; int value; } TABLE; /* ** Meridian: am, pm, or 24-hour style. */ typedef enum _MERIDIAN { MERam, MERpm, MER24 } MERIDIAN; /* parse results and input string */ typedef struct _CURL_CONTEXT { const char *yyInput; int yyDayOrdinal; int yyDayNumber; int yyHaveDate; int yyHaveDay; int yyHaveRel; int yyHaveTime; int yyHaveZone; int yyTimezone; int yyDay; int yyHour; int yyMinutes; int yyMonth; int yySeconds; int yyYear; MERIDIAN yyMeridian; int yyRelDay; int yyRelHour; int yyRelMinutes; int yyRelMonth; int yyRelSeconds; int yyRelYear; } CURL_CONTEXT; /* enable use of extra argument to yyparse and yylex which can be used to pass ** in a user defined value (CURL_CONTEXT struct in our case) */ #define YYPARSE_PARAM cookie #define YYLEX_PARAM cookie #define context ((CURL_CONTEXT *) cookie) #line 219 "getdate.y" typedef union { int Number; enum _MERIDIAN Meridian; } YYSTYPE; #line 224 "getdate.y" static int yylex (YYSTYPE *yylval, void *cookie); static int yyerror (const char *s); #include #ifndef __cplusplus #ifndef __STDC__ #define const #endif #endif #define YYFINAL 61 #define YYFLAG -32768 #define YYNTBASE 22 #define YYTRANSLATE(x) ((unsigned)(x) <= 272 ? yytranslate[x] : 32) static const 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, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18 }; #if YYDEBUG != 0 static const short yyprhs[] = { 0, 0, 1, 4, 6, 8, 10, 12, 14, 16, 19, 24, 29, 36, 43, 45, 47, 50, 52, 55, 58, 62, 68, 72, 76, 79, 84, 87, 91, 94, 96, 99, 102, 104, 107, 110, 112, 115, 118, 120, 123, 126, 128, 131, 134, 136, 139, 142, 144, 146, 147 }; static const short yyrhs[] = { -1, 22, 23, 0, 24, 0, 25, 0, 27, 0, 26, 0, 28, 0, 30, 0, 16, 10, 0, 16, 19, 16, 31, 0, 16, 19, 16, 15, 0, 16, 19, 16, 19, 16, 31, 0, 16, 19, 16, 19, 16, 15, 0, 18, 0, 6, 0, 18, 7, 0, 4, 0, 4, 20, 0, 16, 4, 0, 16, 21, 16, 0, 16, 21, 16, 21, 16, 0, 16, 15, 15, 0, 16, 12, 15, 0, 12, 16, 0, 12, 16, 20, 16, 0, 16, 12, 0, 16, 12, 16, 0, 29, 3, 0, 29, 0, 16, 17, 0, 15, 17, 0, 17, 0, 16, 13, 0, 15, 13, 0, 13, 0, 16, 5, 0, 15, 5, 0, 5, 0, 16, 8, 0, 15, 8, 0, 8, 0, 16, 11, 0, 15, 11, 0, 11, 0, 16, 14, 0, 15, 14, 0, 14, 0, 16, 0, 0, 10, 0 }; #endif #if YYDEBUG != 0 static const short yyrline[] = { 0, 240, 241, 244, 247, 250, 253, 256, 259, 262, 268, 274, 283, 289, 301, 304, 307, 313, 317, 321, 327, 331, 349, 355, 361, 365, 370, 374, 381, 389, 392, 395, 398, 401, 404, 407, 410, 413, 416, 419, 422, 425, 428, 431, 434, 437, 440, 443, 448, 482, 486 }; #endif #if YYDEBUG != 0 || defined (YYERROR_VERBOSE) static const char * const yytname[] = { "$","error","$undefined.","tAGO","tDAY", "tDAY_UNIT","tDAYZONE","tDST","tHOUR_UNIT","tID","tMERIDIAN","tMINUTE_UNIT", "tMONTH","tMONTH_UNIT","tSEC_UNIT","tSNUMBER","tUNUMBER","tYEAR_UNIT","tZONE", "':'","','","'/'","spec","item","time","zone","day","date","rel","relunit","number", "o_merid", NULL }; #endif static const short yyr1[] = { 0, 22, 22, 23, 23, 23, 23, 23, 23, 24, 24, 24, 24, 24, 25, 25, 25, 26, 26, 26, 27, 27, 27, 27, 27, 27, 27, 27, 28, 28, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 30, 31, 31 }; static const short yyr2[] = { 0, 0, 2, 1, 1, 1, 1, 1, 1, 2, 4, 4, 6, 6, 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 short yydefact[] = { 1, 0, 17, 38, 15, 41, 44, 0, 35, 47, 0, 48, 32, 14, 2, 3, 4, 6, 5, 7, 29, 8, 18, 24, 37, 40, 43, 34, 46, 31, 19, 36, 39, 9, 42, 26, 33, 45, 0, 30, 0, 0, 16, 28, 0, 23, 27, 22, 49, 20, 25, 50, 11, 0, 10, 0, 49, 21, 13, 12, 0, 0 }; static const short yydefgoto[] = { 1, 14, 15, 16, 17, 18, 19, 20, 21, 54 }; static const short yypact[] = {-32768, 0, -19,-32768,-32768,-32768,-32768, -13,-32768,-32768, 30, 15,-32768, 14,-32768,-32768,-32768,-32768,-32768,-32768, 19, -32768,-32768, 4,-32768,-32768,-32768,-32768,-32768,-32768,-32768, -32768,-32768,-32768,-32768, -6,-32768,-32768, 16,-32768, 17, 23,-32768,-32768, 24,-32768,-32768,-32768, 27, 28,-32768, -32768,-32768, 29,-32768, 32, -8,-32768,-32768,-32768, 50, -32768 }; static const short yypgoto[] = {-32768, -32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768, -5 }; #define YYLAST 51 static const short yytable[] = { 60, 22, 51, 23, 2, 3, 4, 58, 5, 45, 46, 6, 7, 8, 9, 10, 11, 12, 13, 30, 31, 42, 43, 32, 44, 33, 34, 35, 36, 37, 38, 47, 39, 48, 40, 24, 41, 51, 25, 49, 50, 26, 52, 27, 28, 56, 53, 29, 57, 55, 61, 59 }; static const short yycheck[] = { 0, 20, 10, 16, 4, 5, 6, 15, 8, 15, 16, 11, 12, 13, 14, 15, 16, 17, 18, 4, 5, 7, 3, 8, 20, 10, 11, 12, 13, 14, 15, 15, 17, 16, 19, 5, 21, 10, 8, 16, 16, 11, 15, 13, 14, 16, 19, 17, 16, 21, 0, 56 }; #define YYPURE 1 /* -*-C-*- Note some compilers choke on comments on `#line' lines. */ #line 3 "/usr/lib/bison.simple" /* This file comes from bison-1.28. */ /* Skeleton output parser for bison, Copyright (C) 1984, 1989, 1990 Free Software Foundation, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ /* As a special exception, when this file is copied by Bison into a Bison output file, you may use that output file without restriction. This special exception was added by the Free Software Foundation in version 1.24 of Bison. */ /* This is the parser code that is written into each bison parser when the %semantic_parser declaration is not specified in the grammar. It was written by Richard Stallman by simplifying the hairy parser used when %semantic_parser is specified. */ #ifndef YYSTACK_USE_ALLOCA #ifdef alloca #define YYSTACK_USE_ALLOCA #else /* alloca not defined */ #ifdef __GNUC__ #define YYSTACK_USE_ALLOCA #define alloca __builtin_alloca #else /* not GNU C. */ #if (!defined (__STDC__) && defined (sparc)) || defined (__sparc__) || defined (__sparc) || defined (__sgi) || (defined (__sun) && defined (__i386)) #define YYSTACK_USE_ALLOCA #include #else /* not sparc */ /* We think this test detects Watcom and Microsoft C. */ /* This used to test MSDOS, but that is a bad idea since that symbol is in the user namespace. */ #if (defined (_MSDOS) || defined (_MSDOS_)) && !defined (__TURBOC__) #if 0 /* No need for malloc.h, which pollutes the namespace; instead, just don't use alloca. */ #include #endif #else /* not MSDOS, or __TURBOC__ */ #if defined(_AIX) /* I don't know what this was needed for, but it pollutes the namespace. So I turned it off. rms, 2 May 1997. */ /* #include */ #pragma alloca #define YYSTACK_USE_ALLOCA #else /* not MSDOS, or __TURBOC__, or _AIX */ #if 0 #ifdef __hpux /* haible@ilog.fr says this works for HPUX 9.05 and up, and on HPUX 10. Eventually we can turn this on. */ #define YYSTACK_USE_ALLOCA #define alloca __builtin_alloca #endif /* __hpux */ #endif #endif /* not _AIX */ #endif /* not MSDOS, or __TURBOC__ */ #endif /* not sparc */ #endif /* not GNU C */ #endif /* alloca not defined */ #endif /* YYSTACK_USE_ALLOCA not defined */ #ifdef YYSTACK_USE_ALLOCA #define YYSTACK_ALLOC alloca #else #define YYSTACK_ALLOC malloc #endif /* Note: there must be only one dollar sign in this file. It is replaced by the list of actions, each action as one case of the switch. */ #define yyerrok (yyerrstatus = 0) #define yyclearin (yychar = YYEMPTY) #define YYEMPTY -2 #define YYEOF 0 #define YYACCEPT goto yyacceptlab #define YYABORT goto yyabortlab #define YYERROR goto yyerrlab1 /* Like YYERROR except do call yyerror. This remains here temporarily to ease the transition to the new meaning of YYERROR, for GCC. Once GCC version 2 has supplanted version 1, this can go. */ #define YYFAIL goto yyerrlab #define YYRECOVERING() (!!yyerrstatus) #define YYBACKUP(token, value) \ do \ if (yychar == YYEMPTY && yylen == 1) \ { yychar = (token), yylval = (value); \ yychar1 = YYTRANSLATE (yychar); \ YYPOPSTACK; \ goto yybackup; \ } \ else \ { yyerror ("syntax error: cannot back up"); YYERROR; } \ while (0) #define YYTERROR 1 #define YYERRCODE 256 #ifndef YYPURE #define YYLEX yylex() #endif #ifdef YYPURE #ifdef YYLSP_NEEDED #ifdef YYLEX_PARAM #define YYLEX yylex(&yylval, &yylloc, YYLEX_PARAM) #else #define YYLEX yylex(&yylval, &yylloc) #endif #else /* not YYLSP_NEEDED */ #ifdef YYLEX_PARAM #define YYLEX yylex(&yylval, YYLEX_PARAM) #else #define YYLEX yylex(&yylval) #endif #endif /* not YYLSP_NEEDED */ #endif /* If nonreentrant, generate the variables here */ #ifndef YYPURE int yychar; /* the lookahead symbol */ YYSTYPE yylval; /* the semantic value of the */ /* lookahead symbol */ #ifdef YYLSP_NEEDED YYLTYPE yylloc; /* location data for the lookahead */ /* symbol */ #endif int yynerrs; /* number of parse errors so far */ #endif /* not YYPURE */ #if YYDEBUG != 0 int yydebug; /* nonzero means print parse trace */ /* Since this is uninitialized, it does not stop multiple parsers from coexisting. */ #endif /* YYINITDEPTH indicates the initial size of the parser's stacks */ #ifndef YYINITDEPTH #define YYINITDEPTH 200 #endif /* YYMAXDEPTH is the maximum size the stacks can grow to (effective only if the built-in stack extension method is used). */ #if YYMAXDEPTH == 0 #undef YYMAXDEPTH #endif #ifndef YYMAXDEPTH #define YYMAXDEPTH 10000 #endif /* Define __yy_memcpy. Note that the size argument should be passed with type unsigned int, because that is what the non-GCC definitions require. With GCC, __builtin_memcpy takes an arg of type size_t, but it can handle unsigned int. */ #if __GNUC__ > 1 /* GNU C and GNU C++ define this. */ #define __yy_memcpy(TO,FROM,COUNT) __builtin_memcpy(TO,FROM,COUNT) #else /* not GNU C or C++ */ #ifndef __cplusplus /* This is the most reliable way to avoid incompatibilities in available built-in functions on various systems. */ static void __yy_memcpy (to, from, count) char *to; char *from; unsigned int count; { register char *f = from; register char *t = to; register int i = count; while (i-- > 0) *t++ = *f++; } #else /* __cplusplus */ /* This is the most reliable way to avoid incompatibilities in available built-in functions on various systems. */ static void __yy_memcpy (char *to, char *from, unsigned int count) { register char *t = to; register char *f = from; register int i = count; while (i-- > 0) *t++ = *f++; } #endif #endif #line 217 "/usr/lib/bison.simple" /* The user can define YYPARSE_PARAM as the name of an argument to be passed into yyparse. The argument should have type void *. It should actually point to an object. Grammar actions can access the variable by casting it to the proper pointer type. */ #ifdef YYPARSE_PARAM #ifdef __cplusplus #define YYPARSE_PARAM_ARG void *YYPARSE_PARAM #define YYPARSE_PARAM_DECL #else /* not __cplusplus */ #define YYPARSE_PARAM_ARG YYPARSE_PARAM #define YYPARSE_PARAM_DECL void *YYPARSE_PARAM; #endif /* not __cplusplus */ #else /* not YYPARSE_PARAM */ #define YYPARSE_PARAM_ARG #define YYPARSE_PARAM_DECL #endif /* not YYPARSE_PARAM */ /* Prevent warning if -Wstrict-prototypes. */ #ifdef __GNUC__ #ifdef YYPARSE_PARAM int yyparse (void *); #else int yyparse (void); #endif #endif int yyparse(YYPARSE_PARAM_ARG) YYPARSE_PARAM_DECL { register int yystate; register int yyn; register short *yyssp; register YYSTYPE *yyvsp; int yyerrstatus; /* number of tokens to shift before error messages enabled */ int yychar1 = 0; /* lookahead token as an internal (translated) token number */ short yyssa[YYINITDEPTH]; /* the state stack */ YYSTYPE yyvsa[YYINITDEPTH]; /* the semantic value stack */ short *yyss = yyssa; /* refer to the stacks thru separate pointers */ YYSTYPE *yyvs = yyvsa; /* to allow yyoverflow to reallocate them elsewhere */ #ifdef YYLSP_NEEDED YYLTYPE yylsa[YYINITDEPTH]; /* the location stack */ YYLTYPE *yyls = yylsa; YYLTYPE *yylsp; #define YYPOPSTACK (yyvsp--, yyssp--, yylsp--) #else #define YYPOPSTACK (yyvsp--, yyssp--) #endif int yystacksize = YYINITDEPTH; int yyfree_stacks = 0; #ifdef YYPURE int yychar; YYSTYPE yylval; int yynerrs; #ifdef YYLSP_NEEDED YYLTYPE yylloc; #endif #endif YYSTYPE yyval; /* the variable used to return */ /* semantic values from the action */ /* routines */ int yylen; #if YYDEBUG != 0 if (yydebug) fprintf(stderr, "Starting parse\n"); #endif yystate = 0; yyerrstatus = 0; yynerrs = 0; yychar = YYEMPTY; /* Cause a token to be read. */ /* Initialize stack pointers. Waste one element of value and location stack so that they stay on the same level as the state stack. The wasted elements are never initialized. */ yyssp = yyss - 1; yyvsp = yyvs; #ifdef YYLSP_NEEDED yylsp = yyls; #endif /* Push a new state, which is found in yystate . */ /* In all cases, when you get here, the value and location stacks have just been pushed. so pushing a state here evens the stacks. */ yynewstate: *++yyssp = yystate; if (yyssp >= yyss + yystacksize - 1) { /* Give user a chance to reallocate the stack */ /* Use copies of these so that the &'s don't force the real ones into memory. */ YYSTYPE *yyvs1 = yyvs; short *yyss1 = yyss; #ifdef YYLSP_NEEDED YYLTYPE *yyls1 = yyls; #endif /* Get the current used size of the three stacks, in elements. */ int size = yyssp - yyss + 1; #ifdef yyoverflow /* Each stack pointer address is followed by the size of the data in use in that stack, in bytes. */ #ifdef YYLSP_NEEDED /* This used to be a conditional around just the two extra args, but that might be undefined if yyoverflow is a macro. */ yyoverflow("parser stack overflow", &yyss1, size * sizeof (*yyssp), &yyvs1, size * sizeof (*yyvsp), &yyls1, size * sizeof (*yylsp), &yystacksize); #else yyoverflow("parser stack overflow", &yyss1, size * sizeof (*yyssp), &yyvs1, size * sizeof (*yyvsp), &yystacksize); #endif yyss = yyss1; yyvs = yyvs1; #ifdef YYLSP_NEEDED yyls = yyls1; #endif #else /* no yyoverflow */ /* Extend the stack our own way. */ if (yystacksize >= YYMAXDEPTH) { yyerror("parser stack overflow"); if (yyfree_stacks) { free (yyss); free (yyvs); #ifdef YYLSP_NEEDED free (yyls); #endif } return 2; } yystacksize *= 2; if (yystacksize > YYMAXDEPTH) yystacksize = YYMAXDEPTH; #ifndef YYSTACK_USE_ALLOCA yyfree_stacks = 1; #endif yyss = (short *) YYSTACK_ALLOC (yystacksize * sizeof (*yyssp)); __yy_memcpy ((char *)yyss, (char *)yyss1, size * (unsigned int) sizeof (*yyssp)); yyvs = (YYSTYPE *) YYSTACK_ALLOC (yystacksize * sizeof (*yyvsp)); __yy_memcpy ((char *)yyvs, (char *)yyvs1, size * (unsigned int) sizeof (*yyvsp)); #ifdef YYLSP_NEEDED yyls = (YYLTYPE *) YYSTACK_ALLOC (yystacksize * sizeof (*yylsp)); __yy_memcpy ((char *)yyls, (char *)yyls1, size * (unsigned int) sizeof (*yylsp)); #endif #endif /* no yyoverflow */ yyssp = yyss + size - 1; yyvsp = yyvs + size - 1; #ifdef YYLSP_NEEDED yylsp = yyls + size - 1; #endif #if YYDEBUG != 0 if (yydebug) fprintf(stderr, "Stack size increased to %d\n", yystacksize); #endif if (yyssp >= yyss + yystacksize - 1) YYABORT; } #if YYDEBUG != 0 if (yydebug) fprintf(stderr, "Entering state %d\n", yystate); #endif goto yybackup; yybackup: /* Do appropriate processing given the current state. */ /* Read a lookahead token if we need one and don't already have one. */ /* yyresume: */ /* First try to decide what to do without reference to lookahead token. */ yyn = yypact[yystate]; if (yyn == YYFLAG) goto yydefault; /* Not known => get a lookahead token if don't already have one. */ /* yychar is either YYEMPTY or YYEOF or a valid token in external form. */ if (yychar == YYEMPTY) { #if YYDEBUG != 0 if (yydebug) fprintf(stderr, "Reading a token: "); #endif yychar = YYLEX; } /* Convert token to internal form (in yychar1) for indexing tables with */ if (yychar <= 0) /* This means end of input. */ { yychar1 = 0; yychar = YYEOF; /* Don't call YYLEX any more */ #if YYDEBUG != 0 if (yydebug) fprintf(stderr, "Now at end of input.\n"); #endif } else { yychar1 = YYTRANSLATE(yychar); #if YYDEBUG != 0 if (yydebug) { fprintf (stderr, "Next token is %d (%s", yychar, yytname[yychar1]); /* Give the individual parser a way to print the precise meaning of a token, for further debugging info. */ #ifdef YYPRINT YYPRINT (stderr, yychar, yylval); #endif fprintf (stderr, ")\n"); } #endif } yyn += yychar1; if (yyn < 0 || yyn > YYLAST || yycheck[yyn] != yychar1) goto yydefault; yyn = yytable[yyn]; /* yyn is what to do for this token type in this state. Negative => reduce, -yyn is rule number. Positive => shift, yyn is new state. New state is final state => don't bother to shift, just return success. 0, or most negative number => error. */ if (yyn < 0) { if (yyn == YYFLAG) goto yyerrlab; yyn = -yyn; goto yyreduce; } else if (yyn == 0) goto yyerrlab; if (yyn == YYFINAL) YYACCEPT; /* Shift the lookahead token. */ #if YYDEBUG != 0 if (yydebug) fprintf(stderr, "Shifting token %d (%s), ", yychar, yytname[yychar1]); #endif /* Discard the token being shifted unless it is eof. */ if (yychar != YYEOF) yychar = YYEMPTY; *++yyvsp = yylval; #ifdef YYLSP_NEEDED *++yylsp = yylloc; #endif /* count tokens shifted since error; after three, turn off error status. */ if (yyerrstatus) yyerrstatus--; yystate = yyn; goto yynewstate; /* Do the default action for the current state. */ yydefault: yyn = yydefact[yystate]; if (yyn == 0) goto yyerrlab; /* Do a reduction. yyn is the number of a rule to reduce with. */ yyreduce: yylen = yyr2[yyn]; if (yylen > 0) yyval = yyvsp[1-yylen]; /* implement default value of the action */ #if YYDEBUG != 0 if (yydebug) { int i; fprintf (stderr, "Reducing via rule %d (line %d), ", yyn, yyrline[yyn]); /* Print the symbols being reduced, and their result. */ for (i = yyprhs[yyn]; yyrhs[i] > 0; i++) fprintf (stderr, "%s ", yytname[yyrhs[i]]); fprintf (stderr, " -> %s\n", yytname[yyr1[yyn]]); } #endif switch (yyn) { case 3: #line 244 "getdate.y" { context->yyHaveTime++; ; break;} case 4: #line 247 "getdate.y" { context->yyHaveZone++; ; break;} case 5: #line 250 "getdate.y" { context->yyHaveDate++; ; break;} case 6: #line 253 "getdate.y" { context->yyHaveDay++; ; break;} case 7: #line 256 "getdate.y" { context->yyHaveRel++; ; break;} case 9: #line 262 "getdate.y" { context->yyHour = yyvsp[-1].Number; context->yyMinutes = 0; context->yySeconds = 0; context->yyMeridian = yyvsp[0].Meridian; ; break;} case 10: #line 268 "getdate.y" { context->yyHour = yyvsp[-3].Number; context->yyMinutes = yyvsp[-1].Number; context->yySeconds = 0; context->yyMeridian = yyvsp[0].Meridian; ; break;} case 11: #line 274 "getdate.y" { context->yyHour = yyvsp[-3].Number; context->yyMinutes = yyvsp[-1].Number; context->yyMeridian = MER24; context->yyHaveZone++; context->yyTimezone = (yyvsp[0].Number < 0 ? -yyvsp[0].Number % 100 + (-yyvsp[0].Number / 100) * 60 : - (yyvsp[0].Number % 100 + (yyvsp[0].Number / 100) * 60)); ; break;} case 12: #line 283 "getdate.y" { context->yyHour = yyvsp[-5].Number; context->yyMinutes = yyvsp[-3].Number; context->yySeconds = yyvsp[-1].Number; context->yyMeridian = yyvsp[0].Meridian; ; break;} case 13: #line 289 "getdate.y" { context->yyHour = yyvsp[-5].Number; context->yyMinutes = yyvsp[-3].Number; context->yySeconds = yyvsp[-1].Number; context->yyMeridian = MER24; context->yyHaveZone++; context->yyTimezone = (yyvsp[0].Number < 0 ? -yyvsp[0].Number % 100 + (-yyvsp[0].Number / 100) * 60 : - (yyvsp[0].Number % 100 + (yyvsp[0].Number / 100) * 60)); ; break;} case 14: #line 301 "getdate.y" { context->yyTimezone = yyvsp[0].Number; ; break;} case 15: #line 304 "getdate.y" { context->yyTimezone = yyvsp[0].Number - 60; ; break;} case 16: #line 308 "getdate.y" { context->yyTimezone = yyvsp[-1].Number - 60; ; break;} case 17: #line 313 "getdate.y" { context->yyDayOrdinal = 1; context->yyDayNumber = yyvsp[0].Number; ; break;} case 18: #line 317 "getdate.y" { context->yyDayOrdinal = 1; context->yyDayNumber = yyvsp[-1].Number; ; break;} case 19: #line 321 "getdate.y" { context->yyDayOrdinal = yyvsp[-1].Number; context->yyDayNumber = yyvsp[0].Number; ; break;} case 20: #line 327 "getdate.y" { context->yyMonth = yyvsp[-2].Number; context->yyDay = yyvsp[0].Number; ; break;} case 21: #line 331 "getdate.y" { /* Interpret as YYYY/MM/DD if $1 >= 1000, otherwise as MM/DD/YY. The goal in recognizing YYYY/MM/DD is solely to support legacy machine-generated dates like those in an RCS log listing. If you want portability, use the ISO 8601 format. */ if (yyvsp[-4].Number >= 1000) { context->yyYear = yyvsp[-4].Number; context->yyMonth = yyvsp[-2].Number; context->yyDay = yyvsp[0].Number; } else { context->yyMonth = yyvsp[-4].Number; context->yyDay = yyvsp[-2].Number; context->yyYear = yyvsp[0].Number; } ; break;} case 22: #line 349 "getdate.y" { /* ISO 8601 format. yyyy-mm-dd. */ context->yyYear = yyvsp[-2].Number; context->yyMonth = -yyvsp[-1].Number; context->yyDay = -yyvsp[0].Number; ; break;} case 23: #line 355 "getdate.y" { /* e.g. 17-JUN-1992. */ context->yyDay = yyvsp[-2].Number; context->yyMonth = yyvsp[-1].Number; context->yyYear = -yyvsp[0].Number; ; break;} case 24: #line 361 "getdate.y" { context->yyMonth = yyvsp[-1].Number; context->yyDay = yyvsp[0].Number; ; break;} case 25: #line 365 "getdate.y" { context->yyMonth = yyvsp[-3].Number; context->yyDay = yyvsp[-2].Number; context->yyYear = yyvsp[0].Number; ; break;} case 26: #line 370 "getdate.y" { context->yyMonth = yyvsp[0].Number; context->yyDay = yyvsp[-1].Number; ; break;} case 27: #line 374 "getdate.y" { context->yyMonth = yyvsp[-1].Number; context->yyDay = yyvsp[-2].Number; context->yyYear = yyvsp[0].Number; ; break;} case 28: #line 381 "getdate.y" { context->yyRelSeconds = -context->yyRelSeconds; context->yyRelMinutes = -context->yyRelMinutes; context->yyRelHour = -context->yyRelHour; context->yyRelDay = -context->yyRelDay; context->yyRelMonth = -context->yyRelMonth; context->yyRelYear = -context->yyRelYear; ; break;} case 30: #line 392 "getdate.y" { context->yyRelYear += yyvsp[-1].Number * yyvsp[0].Number; ; break;} case 31: #line 395 "getdate.y" { context->yyRelYear += yyvsp[-1].Number * yyvsp[0].Number; ; break;} case 32: #line 398 "getdate.y" { context->yyRelYear += yyvsp[0].Number; ; break;} case 33: #line 401 "getdate.y" { context->yyRelMonth += yyvsp[-1].Number * yyvsp[0].Number; ; break;} case 34: #line 404 "getdate.y" { context->yyRelMonth += yyvsp[-1].Number * yyvsp[0].Number; ; break;} case 35: #line 407 "getdate.y" { context->yyRelMonth += yyvsp[0].Number; ; break;} case 36: #line 410 "getdate.y" { context->yyRelDay += yyvsp[-1].Number * yyvsp[0].Number; ; break;} case 37: #line 413 "getdate.y" { context->yyRelDay += yyvsp[-1].Number * yyvsp[0].Number; ; break;} case 38: #line 416 "getdate.y" { context->yyRelDay += yyvsp[0].Number; ; break;} case 39: #line 419 "getdate.y" { context->yyRelHour += yyvsp[-1].Number * yyvsp[0].Number; ; break;} case 40: #line 422 "getdate.y" { context->yyRelHour += yyvsp[-1].Number * yyvsp[0].Number; ; break;} case 41: #line 425 "getdate.y" { context->yyRelHour += yyvsp[0].Number; ; break;} case 42: #line 428 "getdate.y" { context->yyRelMinutes += yyvsp[-1].Number * yyvsp[0].Number; ; break;} case 43: #line 431 "getdate.y" { context->yyRelMinutes += yyvsp[-1].Number * yyvsp[0].Number; ; break;} case 44: #line 434 "getdate.y" { context->yyRelMinutes += yyvsp[0].Number; ; break;} case 45: #line 437 "getdate.y" { context->yyRelSeconds += yyvsp[-1].Number * yyvsp[0].Number; ; break;} case 46: #line 440 "getdate.y" { context->yyRelSeconds += yyvsp[-1].Number * yyvsp[0].Number; ; break;} case 47: #line 443 "getdate.y" { context->yyRelSeconds += yyvsp[0].Number; ; break;} case 48: #line 449 "getdate.y" { if (context->yyHaveTime && context->yyHaveDate && !context->yyHaveRel) context->yyYear = yyvsp[0].Number; else { if (yyvsp[0].Number>10000) { context->yyHaveDate++; context->yyDay= (yyvsp[0].Number)%100; context->yyMonth= (yyvsp[0].Number/100)%100; context->yyYear = yyvsp[0].Number/10000; } else { context->yyHaveTime++; if (yyvsp[0].Number < 100) { context->yyHour = yyvsp[0].Number; context->yyMinutes = 0; } else { context->yyHour = yyvsp[0].Number / 100; context->yyMinutes = yyvsp[0].Number % 100; } context->yySeconds = 0; context->yyMeridian = MER24; } } ; break;} case 49: #line 483 "getdate.y" { yyval.Meridian = MER24; ; break;} case 50: #line 487 "getdate.y" { yyval.Meridian = yyvsp[0].Meridian; ; break;} } /* the action file gets copied in in place of this dollarsign */ #line 543 "/usr/lib/bison.simple" yyvsp -= yylen; yyssp -= yylen; #ifdef YYLSP_NEEDED yylsp -= yylen; #endif #if YYDEBUG != 0 if (yydebug) { short *ssp1 = yyss - 1; fprintf (stderr, "state stack now"); while (ssp1 != yyssp) fprintf (stderr, " %d", *++ssp1); fprintf (stderr, "\n"); } #endif *++yyvsp = yyval; #ifdef YYLSP_NEEDED yylsp++; if (yylen == 0) { yylsp->first_line = yylloc.first_line; yylsp->first_column = yylloc.first_column; yylsp->last_line = (yylsp-1)->last_line; yylsp->last_column = (yylsp-1)->last_column; yylsp->text = 0; } else { yylsp->last_line = (yylsp+yylen-1)->last_line; yylsp->last_column = (yylsp+yylen-1)->last_column; } #endif /* 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 - YYNTBASE] + *yyssp; if (yystate >= 0 && yystate <= YYLAST && yycheck[yystate] == *yyssp) yystate = yytable[yystate]; else yystate = yydefgoto[yyn - YYNTBASE]; goto yynewstate; yyerrlab: /* here on detecting error */ if (! yyerrstatus) /* If not already recovering from an error, report this error. */ { ++yynerrs; #ifdef YYERROR_VERBOSE yyn = yypact[yystate]; if (yyn > YYFLAG && yyn < YYLAST) { int size = 0; char *msg; int x, count; count = 0; /* Start X at -yyn if nec to avoid negative indexes in yycheck. */ for (x = (yyn < 0 ? -yyn : 0); x < (sizeof(yytname) / sizeof(char *)); x++) if (yycheck[x + yyn] == x) size += strlen(yytname[x]) + 15, count++; msg = (char *) malloc(size + 15); if (msg != 0) { strcpy(msg, "parse error"); if (count < 5) { count = 0; for (x = (yyn < 0 ? -yyn : 0); x < (sizeof(yytname) / sizeof(char *)); x++) if (yycheck[x + yyn] == x) { strcat(msg, count == 0 ? ", expecting `" : " or `"); strcat(msg, yytname[x]); strcat(msg, "'"); count++; } } yyerror(msg); free(msg); } else yyerror ("parse error; also virtual memory exceeded"); } else #endif /* YYERROR_VERBOSE */ yyerror("parse error"); } goto yyerrlab1; yyerrlab1: /* here on error raised explicitly by an action */ if (yyerrstatus == 3) { /* if just tried and failed to reuse lookahead token after an error, discard it. */ /* return failure if at end of input */ if (yychar == YYEOF) YYABORT; #if YYDEBUG != 0 if (yydebug) fprintf(stderr, "Discarding token %d (%s).\n", yychar, yytname[yychar1]); #endif yychar = YYEMPTY; } /* Else will try to reuse lookahead token after shifting the error token. */ yyerrstatus = 3; /* Each real token shifted decrements this */ goto yyerrhandle; yyerrdefault: /* current state does not do anything special for the error token. */ #if 0 /* This is wrong; only states that explicitly want error tokens should shift them. */ yyn = yydefact[yystate]; /* If its default is to accept any token, ok. Otherwise pop it.*/ if (yyn) goto yydefault; #endif yyerrpop: /* pop the current state because it cannot handle the error token */ if (yyssp == yyss) YYABORT; yyvsp--; yystate = *--yyssp; #ifdef YYLSP_NEEDED yylsp--; #endif #if YYDEBUG != 0 if (yydebug) { short *ssp1 = yyss - 1; fprintf (stderr, "Error: state stack now"); while (ssp1 != yyssp) fprintf (stderr, " %d", *++ssp1); fprintf (stderr, "\n"); } #endif yyerrhandle: yyn = yypact[yystate]; if (yyn == YYFLAG) goto yyerrdefault; yyn += YYTERROR; if (yyn < 0 || yyn > YYLAST || yycheck[yyn] != YYTERROR) goto yyerrdefault; yyn = yytable[yyn]; if (yyn < 0) { if (yyn == YYFLAG) goto yyerrpop; yyn = -yyn; goto yyreduce; } else if (yyn == 0) goto yyerrpop; if (yyn == YYFINAL) YYACCEPT; #if YYDEBUG != 0 if (yydebug) fprintf(stderr, "Shifting error token, "); #endif *++yyvsp = yylval; #ifdef YYLSP_NEEDED *++yylsp = yylloc; #endif yystate = yyn; goto yynewstate; yyacceptlab: /* YYACCEPT comes here. */ if (yyfree_stacks) { free (yyss); free (yyvs); #ifdef YYLSP_NEEDED free (yyls); #endif } return 0; yyabortlab: /* YYABORT comes here. */ if (yyfree_stacks) { free (yyss); free (yyvs); #ifdef YYLSP_NEEDED free (yyls); #endif } return 1; } #line 492 "getdate.y" /* Include this file down here because bison inserts code above which may define-away `const'. We want the prototype for get_date to have the same signature as the function definition does. */ #include "getdate.h" #ifndef WIN32 /* the windows dudes don't need these, does anyone really? */ extern struct tm *gmtime (const time_t *); extern struct tm *localtime (const time_t *); extern time_t mktime (struct tm *); #endif /* Month and day table. */ static TABLE const MonthDayTable[] = { { "january", tMONTH, 1 }, { "february", tMONTH, 2 }, { "march", tMONTH, 3 }, { "april", tMONTH, 4 }, { "may", tMONTH, 5 }, { "june", tMONTH, 6 }, { "july", tMONTH, 7 }, { "august", tMONTH, 8 }, { "september", tMONTH, 9 }, { "sept", tMONTH, 9 }, { "october", tMONTH, 10 }, { "november", tMONTH, 11 }, { "december", tMONTH, 12 }, { "sunday", tDAY, 0 }, { "monday", tDAY, 1 }, { "tuesday", tDAY, 2 }, { "tues", tDAY, 2 }, { "wednesday", tDAY, 3 }, { "wednes", tDAY, 3 }, { "thursday", tDAY, 4 }, { "thur", tDAY, 4 }, { "thurs", tDAY, 4 }, { "friday", tDAY, 5 }, { "saturday", tDAY, 6 }, { NULL, 0, 0 } }; /* Time units table. */ static TABLE const UnitsTable[] = { { "year", tYEAR_UNIT, 1 }, { "month", tMONTH_UNIT, 1 }, { "fortnight", tDAY_UNIT, 14 }, { "week", tDAY_UNIT, 7 }, { "day", tDAY_UNIT, 1 }, { "hour", tHOUR_UNIT, 1 }, { "minute", tMINUTE_UNIT, 1 }, { "min", tMINUTE_UNIT, 1 }, { "second", tSEC_UNIT, 1 }, { "sec", tSEC_UNIT, 1 }, { NULL, 0, 0 } }; /* Assorted relative-time words. */ static TABLE const OtherTable[] = { { "tomorrow", tMINUTE_UNIT, 1 * 24 * 60 }, { "yesterday", tMINUTE_UNIT, -1 * 24 * 60 }, { "today", tMINUTE_UNIT, 0 }, { "now", tMINUTE_UNIT, 0 }, { "last", tUNUMBER, -1 }, { "this", tMINUTE_UNIT, 0 }, { "next", tUNUMBER, 1 }, { "first", tUNUMBER, 1 }, /* { "second", tUNUMBER, 2 }, */ { "third", tUNUMBER, 3 }, { "fourth", tUNUMBER, 4 }, { "fifth", tUNUMBER, 5 }, { "sixth", tUNUMBER, 6 }, { "seventh", tUNUMBER, 7 }, { "eighth", tUNUMBER, 8 }, { "ninth", tUNUMBER, 9 }, { "tenth", tUNUMBER, 10 }, { "eleventh", tUNUMBER, 11 }, { "twelfth", tUNUMBER, 12 }, { "ago", tAGO, 1 }, { NULL, 0, 0 } }; /* The timezone table. */ static TABLE const TimezoneTable[] = { { "gmt", tZONE, HOUR ( 0) }, /* Greenwich Mean */ { "ut", tZONE, HOUR ( 0) }, /* Universal (Coordinated) */ { "utc", tZONE, HOUR ( 0) }, { "wet", tZONE, HOUR ( 0) }, /* Western European */ { "bst", tDAYZONE, HOUR ( 0) }, /* British Summer */ { "wat", tZONE, HOUR ( 1) }, /* West Africa */ { "at", tZONE, HOUR ( 2) }, /* Azores */ #if 0 /* For completeness. BST is also British Summer, and GST is * also Guam Standard. */ { "bst", tZONE, HOUR ( 3) }, /* Brazil Standard */ { "gst", tZONE, HOUR ( 3) }, /* Greenland Standard */ #endif #if 0 { "nft", tZONE, HOUR (3.5) }, /* Newfoundland */ { "nst", tZONE, HOUR (3.5) }, /* Newfoundland Standard */ { "ndt", tDAYZONE, HOUR (3.5) }, /* Newfoundland Daylight */ #endif { "ast", tZONE, HOUR ( 4) }, /* Atlantic Standard */ { "adt", tDAYZONE, HOUR ( 4) }, /* Atlantic Daylight */ { "est", tZONE, HOUR ( 5) }, /* Eastern Standard */ { "edt", tDAYZONE, HOUR ( 5) }, /* Eastern Daylight */ { "cst", tZONE, HOUR ( 6) }, /* Central Standard */ { "cdt", tDAYZONE, HOUR ( 6) }, /* Central Daylight */ { "mst", tZONE, HOUR ( 7) }, /* Mountain Standard */ { "mdt", tDAYZONE, HOUR ( 7) }, /* Mountain Daylight */ { "pst", tZONE, HOUR ( 8) }, /* Pacific Standard */ { "pdt", tDAYZONE, HOUR ( 8) }, /* Pacific Daylight */ { "yst", tZONE, HOUR ( 9) }, /* Yukon Standard */ { "ydt", tDAYZONE, HOUR ( 9) }, /* Yukon Daylight */ { "hst", tZONE, HOUR (10) }, /* Hawaii Standard */ { "hdt", tDAYZONE, HOUR (10) }, /* Hawaii Daylight */ { "cat", tZONE, HOUR (10) }, /* Central Alaska */ { "ahst", tZONE, HOUR (10) }, /* Alaska-Hawaii Standard */ { "nt", tZONE, HOUR (11) }, /* Nome */ { "idlw", tZONE, HOUR (12) }, /* International Date Line West */ { "cet", tZONE, -HOUR (1) }, /* Central European */ { "met", tZONE, -HOUR (1) }, /* Middle European */ { "mewt", tZONE, -HOUR (1) }, /* Middle European Winter */ { "mest", tDAYZONE, -HOUR (1) }, /* Middle European Summer */ { "mesz", tDAYZONE, -HOUR (1) }, /* Middle European Summer */ { "swt", tZONE, -HOUR (1) }, /* Swedish Winter */ { "sst", tDAYZONE, -HOUR (1) }, /* Swedish Summer */ { "fwt", tZONE, -HOUR (1) }, /* French Winter */ { "fst", tDAYZONE, -HOUR (1) }, /* French Summer */ { "eet", tZONE, -HOUR (2) }, /* Eastern Europe, USSR Zone 1 */ { "bt", tZONE, -HOUR (3) }, /* Baghdad, USSR Zone 2 */ #if 0 { "it", tZONE, -HOUR (3.5) },/* Iran */ #endif { "zp4", tZONE, -HOUR (4) }, /* USSR Zone 3 */ { "zp5", tZONE, -HOUR (5) }, /* USSR Zone 4 */ #if 0 { "ist", tZONE, -HOUR (5.5) },/* Indian Standard */ #endif { "zp6", tZONE, -HOUR (6) }, /* USSR Zone 5 */ #if 0 /* For completeness. NST is also Newfoundland Standard, and SST is * also Swedish Summer. */ { "nst", tZONE, -HOUR (6.5) },/* North Sumatra */ { "sst", tZONE, -HOUR (7) }, /* South Sumatra, USSR Zone 6 */ #endif /* 0 */ { "wast", tZONE, -HOUR (7) }, /* West Australian Standard */ { "wadt", tDAYZONE, -HOUR (7) }, /* West Australian Daylight */ #if 0 { "jt", tZONE, -HOUR (7.5) },/* Java (3pm in Cronusland!) */ #endif { "cct", tZONE, -HOUR (8) }, /* China Coast, USSR Zone 7 */ { "jst", tZONE, -HOUR (9) }, /* Japan Standard, USSR Zone 8 */ #if 0 { "cast", tZONE, -HOUR (9.5) },/* Central Australian Standard */ { "cadt", tDAYZONE, -HOUR (9.5) },/* Central Australian Daylight */ #endif { "east", tZONE, -HOUR (10) }, /* Eastern Australian Standard */ { "eadt", tDAYZONE, -HOUR (10) }, /* Eastern Australian Daylight */ { "gst", tZONE, -HOUR (10) }, /* Guam Standard, USSR Zone 9 */ { "nzt", tZONE, -HOUR (12) }, /* New Zealand */ { "nzst", tZONE, -HOUR (12) }, /* New Zealand Standard */ { "nzdt", tDAYZONE, -HOUR (12) }, /* New Zealand Daylight */ { "idle", tZONE, -HOUR (12) }, /* International Date Line East */ { NULL, 0, 0 } }; /* Military timezone table. */ static TABLE const MilitaryTable[] = { { "a", tZONE, HOUR ( 1) }, { "b", tZONE, HOUR ( 2) }, { "c", tZONE, HOUR ( 3) }, { "d", tZONE, HOUR ( 4) }, { "e", tZONE, HOUR ( 5) }, { "f", tZONE, HOUR ( 6) }, { "g", tZONE, HOUR ( 7) }, { "h", tZONE, HOUR ( 8) }, { "i", tZONE, HOUR ( 9) }, { "k", tZONE, HOUR ( 10) }, { "l", tZONE, HOUR ( 11) }, { "m", tZONE, HOUR ( 12) }, { "n", tZONE, HOUR (- 1) }, { "o", tZONE, HOUR (- 2) }, { "p", tZONE, HOUR (- 3) }, { "q", tZONE, HOUR (- 4) }, { "r", tZONE, HOUR (- 5) }, { "s", tZONE, HOUR (- 6) }, { "t", tZONE, HOUR (- 7) }, { "u", tZONE, HOUR (- 8) }, { "v", tZONE, HOUR (- 9) }, { "w", tZONE, HOUR (-10) }, { "x", tZONE, HOUR (-11) }, { "y", tZONE, HOUR (-12) }, { "z", tZONE, HOUR ( 0) }, { NULL, 0, 0 } }; /* ARGSUSED */ static int yyerror (const char *s ATTRIBUTE_UNUSED) { return 0; } static int ToHour (int Hours, MERIDIAN Meridian) { switch (Meridian) { case MER24: if (Hours < 0 || Hours > 23) return -1; return Hours; case MERam: if (Hours < 1 || Hours > 12) return -1; if (Hours == 12) Hours = 0; return Hours; case MERpm: if (Hours < 1 || Hours > 12) return -1; if (Hours == 12) Hours = 0; return Hours + 12; default: abort (); } /* NOTREACHED */ } static int ToYear (int Year) { if (Year < 0) Year = -Year; /* XPG4 suggests that years 00-68 map to 2000-2068, and years 69-99 map to 1969-1999. */ if (Year < 69) Year += 2000; else if (Year < 100) Year += 1900; return Year; } static int LookupWord (YYSTYPE *yylval, char *buff) { register char *p; register char *q; register const TABLE *tp; int i; int abbrev; /* Make it lowercase. */ for (p = buff; *p; p++) if (ISUPPER ((unsigned char) *p)) *p = tolower (*p); if (strcmp (buff, "am") == 0 || strcmp (buff, "a.m.") == 0) { yylval->Meridian = MERam; return tMERIDIAN; } if (strcmp (buff, "pm") == 0 || strcmp (buff, "p.m.") == 0) { yylval->Meridian = MERpm; return tMERIDIAN; } /* See if we have an abbreviation for a month. */ if (strlen (buff) == 3) abbrev = 1; else if (strlen (buff) == 4 && buff[3] == '.') { abbrev = 1; buff[3] = '\0'; } else abbrev = 0; for (tp = MonthDayTable; tp->name; tp++) { if (abbrev) { if (strncmp (buff, tp->name, 3) == 0) { yylval->Number = tp->value; return tp->type; } } else if (strcmp (buff, tp->name) == 0) { yylval->Number = tp->value; return tp->type; } } for (tp = TimezoneTable; tp->name; tp++) if (strcmp (buff, tp->name) == 0) { yylval->Number = tp->value; return tp->type; } if (strcmp (buff, "dst") == 0) return tDST; for (tp = UnitsTable; tp->name; tp++) if (strcmp (buff, tp->name) == 0) { yylval->Number = tp->value; return tp->type; } /* Strip off any plural and try the units table again. */ i = strlen (buff) - 1; if (buff[i] == 's') { buff[i] = '\0'; for (tp = UnitsTable; tp->name; tp++) if (strcmp (buff, tp->name) == 0) { yylval->Number = tp->value; return tp->type; } buff[i] = 's'; /* Put back for "this" in OtherTable. */ } for (tp = OtherTable; tp->name; tp++) if (strcmp (buff, tp->name) == 0) { yylval->Number = tp->value; return tp->type; } /* Military timezones. */ if (buff[1] == '\0' && ISALPHA ((unsigned char) *buff)) { for (tp = MilitaryTable; tp->name; tp++) if (strcmp (buff, tp->name) == 0) { yylval->Number = tp->value; return tp->type; } } /* Drop out any periods and try the timezone table again. */ for (i = 0, p = q = buff; *q; q++) if (*q != '.') *p++ = *q; else i++; *p = '\0'; if (i) for (tp = TimezoneTable; tp->name; tp++) if (strcmp (buff, tp->name) == 0) { yylval->Number = tp->value; return tp->type; } return tID; } static int yylex (YYSTYPE *yylval, void *cookie) { register unsigned char c; register char *p; char buff[20]; int Count; int sign; for (;;) { while (ISSPACE ((unsigned char) *context->yyInput)) context->yyInput++; if (ISDIGIT (c = *context->yyInput) || c == '-' || c == '+') { if (c == '-' || c == '+') { sign = c == '-' ? -1 : 1; if (!ISDIGIT (*++context->yyInput)) /* skip the '-' sign */ continue; } else sign = 0; for (yylval->Number = 0; ISDIGIT (c = *context->yyInput++);) yylval->Number = 10 * yylval->Number + c - '0'; context->yyInput--; if (sign < 0) yylval->Number = -yylval->Number; return sign ? tSNUMBER : tUNUMBER; } if (ISALPHA (c)) { for (p = buff; (c = *context->yyInput++, ISALPHA (c)) || c == '.';) if (p < &buff[sizeof buff - 1]) *p++ = c; *p = '\0'; context->yyInput--; return LookupWord (yylval, buff); } if (c != '(') return *context->yyInput++; Count = 0; do { c = *context->yyInput++; if (c == '\0') return c; if (c == '(') Count++; else if (c == ')') Count--; } while (Count > 0); } } #define TM_YEAR_ORIGIN 1900 /* Yield A - B, measured in seconds. */ static long difftm (struct tm *a, struct tm *b) { int ay = a->tm_year + (TM_YEAR_ORIGIN - 1); int by = b->tm_year + (TM_YEAR_ORIGIN - 1); long days = ( /* difference in day of year */ a->tm_yday - b->tm_yday /* + intervening leap days */ + ((ay >> 2) - (by >> 2)) - (ay / 100 - by / 100) + ((ay / 100 >> 2) - (by / 100 >> 2)) /* + difference in years * 365 */ + (long) (ay - by) * 365 ); return (60 * (60 * (24 * days + (a->tm_hour - b->tm_hour)) + (a->tm_min - b->tm_min)) + (a->tm_sec - b->tm_sec)); } time_t curl_getdate (const char *p, const time_t *now) { struct tm tm, tm0, *tmp; time_t Start; CURL_CONTEXT cookie; #ifdef HAVE_LOCALTIME_R struct tm keeptime; #endif cookie.yyInput = p; Start = now ? *now : time ((time_t *) NULL); #ifdef HAVE_LOCALTIME_R tmp = (struct tm *)localtime_r(&Start, &keeptime); #else tmp = localtime (&Start); #endif if (!tmp) return -1; cookie.yyYear = tmp->tm_year + TM_YEAR_ORIGIN; cookie.yyMonth = tmp->tm_mon + 1; cookie.yyDay = tmp->tm_mday; cookie.yyHour = tmp->tm_hour; cookie.yyMinutes = tmp->tm_min; cookie.yySeconds = tmp->tm_sec; tm.tm_isdst = tmp->tm_isdst; cookie.yyMeridian = MER24; cookie.yyRelSeconds = 0; cookie.yyRelMinutes = 0; cookie.yyRelHour = 0; cookie.yyRelDay = 0; cookie.yyRelMonth = 0; cookie.yyRelYear = 0; cookie.yyHaveDate = 0; cookie.yyHaveDay = 0; cookie.yyHaveRel = 0; cookie.yyHaveTime = 0; cookie.yyHaveZone = 0; if (yyparse (&cookie) || cookie.yyHaveTime > 1 || cookie.yyHaveZone > 1 || cookie.yyHaveDate > 1 || cookie.yyHaveDay > 1) return -1; tm.tm_year = ToYear (cookie.yyYear) - TM_YEAR_ORIGIN + cookie.yyRelYear; tm.tm_mon = cookie.yyMonth - 1 + cookie.yyRelMonth; tm.tm_mday = cookie.yyDay + cookie.yyRelDay; if (cookie.yyHaveTime || (cookie.yyHaveRel && !cookie.yyHaveDate && !cookie.yyHaveDay)) { tm.tm_hour = ToHour (cookie.yyHour, cookie.yyMeridian); if (tm.tm_hour < 0) return -1; tm.tm_min = cookie.yyMinutes; tm.tm_sec = cookie.yySeconds; } else { tm.tm_hour = tm.tm_min = tm.tm_sec = 0; } tm.tm_hour += cookie.yyRelHour; tm.tm_min += cookie.yyRelMinutes; tm.tm_sec += cookie.yyRelSeconds; /* Let mktime deduce tm_isdst if we have an absolute timestamp, or if the relative timestamp mentions days, months, or years. */ if (cookie.yyHaveDate | cookie.yyHaveDay | cookie.yyHaveTime | cookie.yyRelDay | cookie.yyRelMonth | cookie.yyRelYear) tm.tm_isdst = -1; tm0 = tm; Start = mktime (&tm); if (Start == (time_t) -1) { /* Guard against falsely reporting errors near the time_t boundaries when parsing times in other time zones. For example, if the min time_t value is 1970-01-01 00:00:00 UTC and we are 8 hours ahead of UTC, then the min localtime value is 1970-01-01 08:00:00; if we apply mktime to 1970-01-01 00:00:00 we will get an error, so we apply mktime to 1970-01-02 08:00:00 instead and adjust the time zone by 24 hours to compensate. This algorithm assumes that there is no DST transition within a day of the time_t boundaries. */ if (cookie.yyHaveZone) { tm = tm0; if (tm.tm_year <= EPOCH - TM_YEAR_ORIGIN) { tm.tm_mday++; cookie.yyTimezone -= 24 * 60; } else { tm.tm_mday--; cookie.yyTimezone += 24 * 60; } Start = mktime (&tm); } if (Start == (time_t) -1) return Start; } if (cookie.yyHaveDay && !cookie.yyHaveDate) { tm.tm_mday += ((cookie.yyDayNumber - tm.tm_wday + 7) % 7 + 7 * (cookie.yyDayOrdinal - (0 < cookie.yyDayOrdinal))); Start = mktime (&tm); if (Start == (time_t) -1) return Start; } if (cookie.yyHaveZone) { long delta; struct tm *gmt; #ifdef HAVE_GMTIME_R /* thread-safe version */ struct tm keeptime2; gmt = (struct tm *)gmtime_r(&Start, &keeptime2); #else gmt = gmtime(&Start); #endif if (!gmt) return -1; delta = cookie.yyTimezone * 60L + difftm (&tm, gmt); if ((Start + delta < Start) != (delta < 0)) return -1; /* time_t overflow */ Start += delta; } return Start; } #if defined (TEST) /* ARGSUSED */ int main (int ac, char *av[]) { char buff[MAX_BUFF_LEN + 1]; time_t d; (void) printf ("Enter date, or blank line to exit.\n\t> "); (void) fflush (stdout); buff[MAX_BUFF_LEN] = 0; while (fgets (buff, MAX_BUFF_LEN, stdin) && buff[0]) { d = curl_getdate (buff, (time_t *) NULL); if (d == -1) (void) printf ("Bad format - couldn't convert.\n"); else (void) printf ("%s", ctime (&d)); (void) printf ("\t> "); (void) fflush (stdout); } exit (0); /* NOTREACHED */ } #endif /* defined (TEST) */