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Diffstat (limited to 'server/util_expr_parse.c')
| -rw-r--r-- | server/util_expr_parse.c | 2130 |
1 files changed, 2130 insertions, 0 deletions
diff --git a/server/util_expr_parse.c b/server/util_expr_parse.c new file mode 100644 index 0000000..bcf0173 --- /dev/null +++ b/server/util_expr_parse.c @@ -0,0 +1,2130 @@ +/* A Bison parser, made by GNU Bison 2.5. */ + +/* Bison implementation for Yacc-like parsers in C + + Copyright (C) 1984, 1989-1990, 2000-2011 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 <http://www.gnu.org/licenses/>. */ + +/* As a special exception, you may create a larger work that contains + part or all of the Bison parser skeleton and distribute that work + under terms of your choice, so long as that work isn't itself a + parser generator using the skeleton or a modified version thereof + as a parser skeleton. Alternatively, if you modify or redistribute + the parser skeleton itself, you may (at your option) remove this + special exception, which will cause the skeleton and the resulting + Bison output files to be licensed under the GNU General Public + License without this special exception. + + This special exception was added by the Free Software Foundation in + version 2.2 of Bison. */ + +/* C LALR(1) parser skeleton written by Richard Stallman, by + simplifying the original so-called "semantic" parser. */ + +/* 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 "2.5" + +/* Skeleton name. */ +#define YYSKELETON_NAME "yacc.c" + +/* Pure parsers. */ +#define YYPURE 1 + +/* Push parsers. */ +#define YYPUSH 0 + +/* Pull parsers. */ +#define YYPULL 1 + +/* Using locations. */ +#define YYLSP_NEEDED 0 + +/* Substitute the variable and function names. */ +#define yyparse ap_expr_yyparse +#define yylex ap_expr_yylex +#define yyerror ap_expr_yyerror +#define yylval ap_expr_yylval +#define yychar ap_expr_yychar +#define yydebug ap_expr_yydebug +#define yynerrs ap_expr_yynerrs + + +/* Copy the first part of user declarations. */ + +/* Line 268 of yacc.c */ +#line 31 "util_expr_parse.y" + +#include "util_expr_private.h" + + +/* Line 268 of yacc.c */ +#line 84 "util_expr_parse.c" + +/* Enabling traces. */ +#ifndef YYDEBUG +# define YYDEBUG 0 +#endif + +/* Enabling verbose error messages. */ +#ifdef YYERROR_VERBOSE +# undef YYERROR_VERBOSE +# define YYERROR_VERBOSE 1 +#else +# define YYERROR_VERBOSE 1 +#endif + +/* Enabling the token table. */ +#ifndef YYTOKEN_TABLE +# define YYTOKEN_TABLE 0 +#endif + + +/* Tokens. */ +#ifndef YYTOKENTYPE +# define YYTOKENTYPE + /* Put the tokens into the symbol table, so that GDB and other debuggers + know about them. */ + enum yytokentype { + T_TRUE = 258, + T_FALSE = 259, + T_EXPR_BOOL = 260, + T_EXPR_STRING = 261, + T_ERROR = 262, + T_DIGIT = 263, + T_ID = 264, + T_STRING = 265, + T_REGEX = 266, + T_REGEX_I = 267, + T_REGEX_BACKREF = 268, + T_OP_UNARY = 269, + T_OP_BINARY = 270, + T_STR_BEGIN = 271, + T_STR_END = 272, + T_VAR_BEGIN = 273, + T_VAR_END = 274, + T_OP_EQ = 275, + T_OP_NE = 276, + T_OP_LT = 277, + T_OP_LE = 278, + T_OP_GT = 279, + T_OP_GE = 280, + T_OP_REG = 281, + T_OP_NRE = 282, + T_OP_IN = 283, + T_OP_STR_EQ = 284, + T_OP_STR_NE = 285, + T_OP_STR_LT = 286, + T_OP_STR_LE = 287, + T_OP_STR_GT = 288, + T_OP_STR_GE = 289, + T_OP_CONCAT = 290, + T_OP_OR = 291, + T_OP_AND = 292, + T_OP_NOT = 293 + }; +#endif + + + +#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED +typedef union YYSTYPE +{ + +/* Line 293 of yacc.c */ +#line 35 "util_expr_parse.y" + + char *cpVal; + ap_expr_t *exVal; + int num; + + + +/* Line 293 of yacc.c */ +#line 166 "util_expr_parse.c" +} YYSTYPE; +# define YYSTYPE_IS_TRIVIAL 1 +# define yystype YYSTYPE /* obsolescent; will be withdrawn */ +# define YYSTYPE_IS_DECLARED 1 +#endif + + +/* Copy the second part of user declarations. */ + +/* Line 343 of yacc.c */ +#line 102 "util_expr_parse.y" + +#include "util_expr_private.h" +#define yyscanner ctx->scanner + +int ap_expr_yylex(YYSTYPE *lvalp, void *scanner); + + +/* Line 343 of yacc.c */ +#line 186 "util_expr_parse.c" + +#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; +#elif (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +typedef signed char yytype_int8; +#else +typedef short int 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 && (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +# include <stddef.h> /* 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 <libintl.h> /* INFRINGES ON USER NAME SPACE */ +# define YY_(msgid) dgettext ("bison-runtime", msgid) +# endif +# endif +# ifndef YY_ +# define YY_(msgid) msgid +# 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 + +/* Identity function, used to suppress warnings about constant conditions. */ +#ifndef lint +# define YYID(n) (n) +#else +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +static int +YYID (int yyi) +#else +static int +YYID (yyi) + int yyi; +#endif +{ + return yyi; +} +#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 <alloca.h> /* INFRINGES ON USER NAME SPACE */ +# elif defined _AIX +# define YYSTACK_ALLOC __alloca +# elif defined _MSC_VER +# include <malloc.h> /* INFRINGES ON USER NAME SPACE */ +# define alloca _alloca +# else +# define YYSTACK_ALLOC alloca +# if ! defined _ALLOCA_H && ! defined EXIT_SUCCESS && (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +# include <stdlib.h> /* INFRINGES ON USER NAME SPACE */ +# 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 (YYID (0)) +# ifndef YYSTACK_ALLOC_MAXIMUM + /* The OS might guarantee only one guard page at the bottom of the stack, + and a page size can be as small as 4096 bytes. So we cannot safely + invoke alloca (N) if N exceeds 4096. Use a slightly smaller number + to allow for a few compiler-allocated temporary stack slots. */ +# define YYSTACK_ALLOC_MAXIMUM 4032 /* reasonable circa 2006 */ +# endif +# else +# define YYSTACK_ALLOC YYMALLOC +# define YYSTACK_FREE YYFREE +# ifndef YYSTACK_ALLOC_MAXIMUM +# define YYSTACK_ALLOC_MAXIMUM YYSIZE_MAXIMUM +# endif +# if (defined __cplusplus && ! defined EXIT_SUCCESS \ + && ! ((defined YYMALLOC || defined malloc) \ + && (defined YYFREE || defined free))) +# include <stdlib.h> /* INFRINGES ON USER NAME SPACE */ +# ifndef EXIT_SUCCESS +# define EXIT_SUCCESS 0 +# endif +# endif +# ifndef YYMALLOC +# define YYMALLOC malloc +# if ! defined malloc && ! defined EXIT_SUCCESS && (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +void *malloc (YYSIZE_T); /* INFRINGES ON USER NAME SPACE */ +# endif +# endif +# ifndef YYFREE +# define YYFREE free +# if ! defined free && ! defined EXIT_SUCCESS && (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +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 (YYID (0)) + +#endif + +#if defined YYCOPY_NEEDED && YYCOPY_NEEDED +/* Copy COUNT objects from FROM to TO. The source and destination do + not overlap. */ +# ifndef YYCOPY +# if defined __GNUC__ && 1 < __GNUC__ +# define YYCOPY(To, From, Count) \ + __builtin_memcpy (To, From, (Count) * sizeof (*(From))) +# else +# define YYCOPY(To, From, Count) \ + do \ + { \ + YYSIZE_T yyi; \ + for (yyi = 0; yyi < (Count); yyi++) \ + (To)[yyi] = (From)[yyi]; \ + } \ + while (YYID (0)) +# endif +# endif +#endif /* !YYCOPY_NEEDED */ + +/* YYFINAL -- State number of the termination state. */ +#define YYFINAL 28 +/* YYLAST -- Last index in YYTABLE. */ +#define YYLAST 128 + +/* YYNTOKENS -- Number of terminals. */ +#define YYNTOKENS 45 +/* YYNNTS -- Number of nonterminals. */ +#define YYNNTS 14 +/* YYNRULES -- Number of rules. */ +#define YYNRULES 53 +/* YYNRULES -- Number of states. */ +#define YYNSTATES 96 + +/* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX. */ +#define YYUNDEFTOK 2 +#define YYMAXUTOK 293 + +#define YYTRANSLATE(YYX) \ + ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK) + +/* YYTRANSLATE[YYLEX] -- Bison symbol number corresponding to YYLEX. */ +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, + 39, 40, 2, 2, 43, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 44, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 41, 2, 42, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 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, 23, 24, + 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, + 35, 36, 37, 38 +}; + +#if YYDEBUG +/* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in + YYRHS. */ +static const yytype_uint8 yyprhs[] = +{ + 0, 0, 3, 6, 9, 11, 13, 15, 18, 22, + 26, 28, 31, 35, 39, 41, 45, 49, 53, 57, + 61, 65, 69, 73, 77, 81, 85, 89, 93, 97, + 101, 103, 107, 109, 113, 116, 118, 120, 122, 124, + 126, 130, 136, 138, 142, 144, 146, 148, 152, 155, + 157, 159, 161, 166 +}; + +/* YYRHS -- A `-1'-separated list of the rules' RHS. */ +static const yytype_int8 yyrhs[] = +{ + 46, 0, -1, 5, 47, -1, 6, 51, -1, 7, + -1, 3, -1, 4, -1, 38, 47, -1, 47, 36, + 47, -1, 47, 37, 47, -1, 48, -1, 14, 54, + -1, 54, 15, 54, -1, 39, 47, 40, -1, 7, + -1, 54, 20, 54, -1, 54, 21, 54, -1, 54, + 22, 54, -1, 54, 23, 54, -1, 54, 24, 54, + -1, 54, 25, 54, -1, 54, 29, 54, -1, 54, + 30, 54, -1, 54, 31, 54, -1, 54, 32, 54, + -1, 54, 33, 54, -1, 54, 34, 54, -1, 54, + 28, 49, -1, 54, 26, 55, -1, 54, 27, 55, + -1, 57, -1, 41, 50, 42, -1, 54, -1, 50, + 43, 54, -1, 51, 52, -1, 52, -1, 7, -1, + 10, -1, 53, -1, 56, -1, 18, 9, 19, -1, + 18, 9, 44, 51, 19, -1, 8, -1, 54, 35, + 54, -1, 53, -1, 56, -1, 58, -1, 16, 51, + 17, -1, 16, 17, -1, 11, -1, 12, -1, 13, + -1, 9, 39, 54, 40, -1, 9, 39, 54, 40, + -1 +}; + +/* YYRLINE[YYN] -- source line where rule number YYN was defined. */ +static const yytype_uint8 yyrline[] = +{ + 0, 112, 112, 113, 114, 117, 118, 119, 120, 121, + 122, 123, 124, 125, 126, 129, 130, 131, 132, 133, + 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, + 146, 147, 150, 151, 154, 155, 156, 159, 160, 161, + 164, 165, 168, 169, 170, 171, 172, 173, 174, 177, + 186, 197, 204, 207 +}; +#endif + +#if YYDEBUG || YYERROR_VERBOSE || YYTOKEN_TABLE +/* 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", "T_TRUE", "T_FALSE", "T_EXPR_BOOL", + "T_EXPR_STRING", "T_ERROR", "T_DIGIT", "T_ID", "T_STRING", "T_REGEX", + "T_REGEX_I", "T_REGEX_BACKREF", "T_OP_UNARY", "T_OP_BINARY", + "T_STR_BEGIN", "T_STR_END", "T_VAR_BEGIN", "T_VAR_END", "T_OP_EQ", + "T_OP_NE", "T_OP_LT", "T_OP_LE", "T_OP_GT", "T_OP_GE", "T_OP_REG", + "T_OP_NRE", "T_OP_IN", "T_OP_STR_EQ", "T_OP_STR_NE", "T_OP_STR_LT", + "T_OP_STR_LE", "T_OP_STR_GT", "T_OP_STR_GE", "T_OP_CONCAT", "T_OP_OR", + "T_OP_AND", "T_OP_NOT", "'('", "')'", "'{'", "'}'", "','", "':'", + "$accept", "root", "expr", "comparison", "wordlist", "words", "string", + "strpart", "var", "word", "regex", "backref", "lstfunccall", + "strfunccall", 0 +}; +#endif + +# ifdef YYPRINT +/* YYTOKNUM[YYLEX-NUM] -- Internal token number corresponding to + token YYLEX-NUM. */ +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, 278, 279, 280, 281, 282, 283, 284, + 285, 286, 287, 288, 289, 290, 291, 292, 293, 40, + 41, 123, 125, 44, 58 +}; +# endif + +/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives. */ +static const yytype_uint8 yyr1[] = +{ + 0, 45, 46, 46, 46, 47, 47, 47, 47, 47, + 47, 47, 47, 47, 47, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, + 49, 49, 50, 50, 51, 51, 51, 52, 52, 52, + 53, 53, 54, 54, 54, 54, 54, 54, 54, 55, + 55, 56, 57, 58 +}; + +/* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN. */ +static const yytype_uint8 yyr2[] = +{ + 0, 2, 2, 2, 1, 1, 1, 2, 3, 3, + 1, 2, 3, 3, 1, 3, 3, 3, 3, 3, + 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, + 1, 3, 1, 3, 2, 1, 1, 1, 1, 1, + 3, 5, 1, 3, 1, 1, 1, 3, 2, 1, + 1, 1, 4, 4 +}; + +/* YYDEFACT[STATE-NAME] -- Default reduction number in state STATE-NUM. + Performed when YYTABLE doesn't specify something else to do. Zero + means the default is an error. */ +static const yytype_uint8 yydefact[] = +{ + 0, 0, 0, 4, 0, 5, 6, 14, 42, 0, + 51, 0, 0, 0, 0, 0, 2, 10, 44, 0, + 45, 46, 36, 37, 3, 35, 38, 39, 1, 0, + 11, 48, 0, 0, 7, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 34, 0, 47, 40, 0, + 13, 8, 9, 12, 15, 16, 17, 18, 19, 20, + 49, 50, 28, 29, 0, 0, 27, 30, 21, 22, + 23, 24, 25, 26, 43, 53, 0, 0, 0, 32, + 41, 0, 31, 0, 52, 33 +}; + +/* YYDEFGOTO[NTERM-NUM]. */ +static const yytype_int8 yydefgoto[] = +{ + -1, 4, 16, 17, 76, 88, 24, 25, 18, 19, + 72, 20, 77, 21 +}; + +/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing + STATE-NUM. */ +#define YYPACT_NINF -35 +static const yytype_int8 yypact[] = +{ + 48, 60, 73, -35, 7, -35, -35, -35, -35, -34, + -35, 43, 8, 11, 60, 60, 86, -35, -35, 80, + -35, -35, -35, -35, 108, -35, -35, -35, -35, 43, + 25, -35, 79, -17, -35, -8, 60, 60, 43, 43, + 43, 43, 43, 43, 43, 5, 5, 0, 43, 43, + 43, 43, 43, 43, 43, -35, -27, -35, -35, 73, + -35, 86, 3, 25, 25, 25, 25, 25, 25, 25, + -35, -35, -35, -35, 23, 43, -35, -35, 25, 25, + 25, 25, 25, 25, 25, -35, 106, 43, 85, 25, + -35, -21, -35, 43, -35, 25 +}; + +/* YYPGOTO[NTERM-NUM]. */ +static const yytype_int8 yypgoto[] = +{ + -35, -35, 57, -35, -35, -35, -9, -20, -2, -5, + -4, -1, -35, -35 +}; + +/* YYTABLE[YYPACT[STATE-NUM]]. What to do in state STATE-NUM. If + positive, shift that token. If negative, reduce the rule which + number is the opposite. If YYTABLE_NINF, syntax error. */ +#define YYTABLE_NINF -1 +static const yytype_uint8 yytable[] = +{ + 26, 27, 58, 32, 55, 29, 30, 28, 54, 74, + 26, 27, 55, 85, 54, 22, 70, 71, 23, 94, + 33, 10, 26, 27, 56, 31, 13, 59, 36, 37, + 26, 27, 60, 63, 64, 65, 66, 67, 68, 69, + 37, 75, 73, 78, 79, 80, 81, 82, 83, 84, + 86, 8, 9, 1, 2, 3, 10, 26, 27, 12, + 54, 13, 87, 5, 6, 0, 55, 7, 8, 9, + 89, 34, 35, 10, 11, 0, 12, 0, 13, 0, + 22, 0, 91, 23, 26, 27, 10, 0, 95, 23, + 0, 13, 10, 61, 62, 38, 57, 13, 14, 15, + 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, + 49, 50, 51, 52, 53, 54, 23, 0, 23, 10, + 0, 10, 36, 37, 13, 90, 13, 92, 93 +}; + +#define yypact_value_is_default(yystate) \ + ((yystate) == (-35)) + +#define yytable_value_is_error(yytable_value) \ + YYID (0) + +static const yytype_int8 yycheck[] = +{ + 2, 2, 19, 12, 24, 39, 11, 0, 35, 9, + 12, 12, 32, 40, 35, 7, 11, 12, 10, 40, + 9, 13, 24, 24, 29, 17, 18, 44, 36, 37, + 32, 32, 40, 38, 39, 40, 41, 42, 43, 44, + 37, 41, 46, 48, 49, 50, 51, 52, 53, 54, + 59, 8, 9, 5, 6, 7, 13, 59, 59, 16, + 35, 18, 39, 3, 4, -1, 86, 7, 8, 9, + 75, 14, 15, 13, 14, -1, 16, -1, 18, -1, + 7, -1, 87, 10, 86, 86, 13, -1, 93, 10, + -1, 18, 13, 36, 37, 15, 17, 18, 38, 39, + 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, + 30, 31, 32, 33, 34, 35, 10, -1, 10, 13, + -1, 13, 36, 37, 18, 19, 18, 42, 43 +}; + +/* YYSTOS[STATE-NUM] -- The (internal number of the) accessing + symbol of state STATE-NUM. */ +static const yytype_uint8 yystos[] = +{ + 0, 5, 6, 7, 46, 3, 4, 7, 8, 9, + 13, 14, 16, 18, 38, 39, 47, 48, 53, 54, + 56, 58, 7, 10, 51, 52, 53, 56, 0, 39, + 54, 17, 51, 9, 47, 47, 36, 37, 15, 20, + 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, + 31, 32, 33, 34, 35, 52, 54, 17, 19, 44, + 40, 47, 47, 54, 54, 54, 54, 54, 54, 54, + 11, 12, 55, 55, 9, 41, 49, 57, 54, 54, + 54, 54, 54, 54, 54, 40, 51, 39, 50, 54, + 19, 54, 42, 43, 40, 54 +}; + +#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 + + +/* 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. However, + YYFAIL appears to be in use. Nevertheless, it is formally deprecated + in Bison 2.4.2's NEWS entry, where a plan to phase it out is + discussed. */ + +#define YYFAIL goto yyerrlab +#if defined YYFAIL + /* This is here to suppress warnings from the GCC cpp's + -Wunused-macros. Normally we don't worry about that warning, but + some users do, and we want to make it easy for users to remove + YYFAIL uses, which will produce warnings from Bison 2.5. */ +#endif + +#define YYRECOVERING() (!!yyerrstatus) + +#define YYBACKUP(Token, Value) \ +do \ + if (yychar == YYEMPTY && yylen == 1) \ + { \ + yychar = (Token); \ + yylval = (Value); \ + YYPOPSTACK (1); \ + goto yybackup; \ + } \ + else \ + { \ + yyerror (ctx, YY_("syntax error: cannot back up")); \ + YYERROR; \ + } \ +while (YYID (0)) + + +#define YYTERROR 1 +#define YYERRCODE 256 + + +/* YYLLOC_DEFAULT -- Set CURRENT to span from RHS[1] to RHS[N]. + If N is 0, then set CURRENT to the empty location which ends + the previous symbol: RHS[0] (always defined). */ + +#define YYRHSLOC(Rhs, K) ((Rhs)[K]) +#ifndef YYLLOC_DEFAULT +# define YYLLOC_DEFAULT(Current, Rhs, N) \ + do \ + if (YYID (N)) \ + { \ + (Current).first_line = YYRHSLOC (Rhs, 1).first_line; \ + (Current).first_column = YYRHSLOC (Rhs, 1).first_column; \ + (Current).last_line = YYRHSLOC (Rhs, N).last_line; \ + (Current).last_column = YYRHSLOC (Rhs, N).last_column; \ + } \ + else \ + { \ + (Current).first_line = (Current).last_line = \ + YYRHSLOC (Rhs, 0).last_line; \ + (Current).first_column = (Current).last_column = \ + YYRHSLOC (Rhs, 0).last_column; \ + } \ + while (YYID (0)) +#endif + + +/* This macro is provided for backward compatibility. */ + +#ifndef YY_LOCATION_PRINT +# define YY_LOCATION_PRINT(File, Loc) ((void) 0) +#endif + + +/* YYLEX -- calling `yylex' with the right arguments. */ + +#ifdef YYLEX_PARAM +# define YYLEX yylex (&yylval, YYLEX_PARAM) +#else +# define YYLEX yylex (&yylval, yyscanner) +#endif + +/* Enable debugging if requested. */ +#if YYDEBUG + +# ifndef YYFPRINTF +# include <stdio.h> /* INFRINGES ON USER NAME SPACE */ +# define YYFPRINTF fprintf +# endif + +# define YYDPRINTF(Args) \ +do { \ + if (yydebug) \ + YYFPRINTF Args; \ +} while (YYID (0)) + +# define YY_SYMBOL_PRINT(Title, Type, Value, Location) \ +do { \ + if (yydebug) \ + { \ + YYFPRINTF (stderr, "%s ", Title); \ + yy_symbol_print (stderr, \ + Type, Value, ctx); \ + YYFPRINTF (stderr, "\n"); \ + } \ +} while (YYID (0)) + + +/*--------------------------------. +| Print this symbol on YYOUTPUT. | +`--------------------------------*/ + +/*ARGSUSED*/ +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +static void +yy_symbol_value_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep, ap_expr_parse_ctx_t *ctx) +#else +static void +yy_symbol_value_print (yyoutput, yytype, yyvaluep, ctx) + FILE *yyoutput; + int yytype; + YYSTYPE const * const yyvaluep; + ap_expr_parse_ctx_t *ctx; +#endif +{ + if (!yyvaluep) + return; + YYUSE (ctx); +# ifdef YYPRINT + if (yytype < YYNTOKENS) + YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep); +# else + YYUSE (yyoutput); +# endif + switch (yytype) + { + default: + break; + } +} + + +/*--------------------------------. +| Print this symbol on YYOUTPUT. | +`--------------------------------*/ + +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +static void +yy_symbol_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep, ap_expr_parse_ctx_t *ctx) +#else +static void +yy_symbol_print (yyoutput, yytype, yyvaluep, ctx) + FILE *yyoutput; + int yytype; + YYSTYPE const * const yyvaluep; + ap_expr_parse_ctx_t *ctx; +#endif +{ + if (yytype < YYNTOKENS) + YYFPRINTF (yyoutput, "token %s (", yytname[yytype]); + else + YYFPRINTF (yyoutput, "nterm %s (", yytname[yytype]); + + yy_symbol_value_print (yyoutput, yytype, yyvaluep, ctx); + YYFPRINTF (yyoutput, ")"); +} + +/*------------------------------------------------------------------. +| yy_stack_print -- Print the state stack from its BOTTOM up to its | +| TOP (included). | +`------------------------------------------------------------------*/ + +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +static void +yy_stack_print (yytype_int16 *yybottom, yytype_int16 *yytop) +#else +static void +yy_stack_print (yybottom, yytop) + yytype_int16 *yybottom; + yytype_int16 *yytop; +#endif +{ + 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 (YYID (0)) + + +/*------------------------------------------------. +| Report that the YYRULE is going to be reduced. | +`------------------------------------------------*/ + +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +static void +yy_reduce_print (YYSTYPE *yyvsp, int yyrule, ap_expr_parse_ctx_t *ctx) +#else +static void +yy_reduce_print (yyvsp, yyrule, ctx) + YYSTYPE *yyvsp; + int yyrule; + ap_expr_parse_ctx_t *ctx; +#endif +{ + int yynrhs = yyr2[yyrule]; + int yyi; + unsigned long int yylno = yyrline[yyrule]; + 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, yyrhs[yyprhs[yyrule] + yyi], + &(yyvsp[(yyi + 1) - (yynrhs)]) + , ctx); + YYFPRINTF (stderr, "\n"); + } +} + +# define YY_REDUCE_PRINT(Rule) \ +do { \ + if (yydebug) \ + yy_reduce_print (yyvsp, Rule, ctx); \ +} while (YYID (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. */ +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +static YYSIZE_T +yystrlen (const char *yystr) +#else +static YYSIZE_T +yystrlen (yystr) + const char *yystr; +#endif +{ + 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. */ +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +static char * +yystpcpy (char *yydest, const char *yysrc) +#else +static char * +yystpcpy (yydest, yysrc) + char *yydest; + const char *yysrc; +#endif +{ + 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 (0, yytname[yytoken]); + YYSIZE_T yysize = yysize0; + YYSIZE_T yysize1; + enum { YYERROR_VERBOSE_ARGS_MAXIMUM = 5 }; + /* Internationalized format string. */ + const char *yyformat = 0; + /* 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: + - Assume YYFAIL is not used. It's too flawed to consider. See + <http://lists.gnu.org/archive/html/bison-patches/2009-12/msg00024.html> + for details. YYERROR is fine as it does not invoke this + function. + - 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]; + yysize1 = yysize + yytnamerr (0, 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_ + } + + 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. | +`-----------------------------------------------*/ + +/*ARGSUSED*/ +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +static void +yydestruct (const char *yymsg, int yytype, YYSTYPE *yyvaluep, ap_expr_parse_ctx_t *ctx) +#else +static void +yydestruct (yymsg, yytype, yyvaluep, ctx) + const char *yymsg; + int yytype; + YYSTYPE *yyvaluep; + ap_expr_parse_ctx_t *ctx; +#endif +{ + YYUSE (yyvaluep); + YYUSE (ctx); + + if (!yymsg) + yymsg = "Deleting"; + YY_SYMBOL_PRINT (yymsg, yytype, yyvaluep, yylocationp); + + switch (yytype) + { + + default: + break; + } +} + + +/* Prevent warnings from -Wmissing-prototypes. */ +#ifdef YYPARSE_PARAM +#if defined __STDC__ || defined __cplusplus +int yyparse (void *YYPARSE_PARAM); +#else +int yyparse (); +#endif +#else /* ! YYPARSE_PARAM */ +#if defined __STDC__ || defined __cplusplus +int yyparse (ap_expr_parse_ctx_t *ctx); +#else +int yyparse (); +#endif +#endif /* ! YYPARSE_PARAM */ + + +/*----------. +| yyparse. | +`----------*/ + +#ifdef YYPARSE_PARAM +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +int +yyparse (void *YYPARSE_PARAM) +#else +int +yyparse (YYPARSE_PARAM) + void *YYPARSE_PARAM; +#endif +#else /* ! YYPARSE_PARAM */ +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +int +yyparse (ap_expr_parse_ctx_t *ctx) +#else +int +yyparse (ctx) + ap_expr_parse_ctx_t *ctx; +#endif +#endif +{ +/* The lookahead symbol. */ +int yychar; + +/* The semantic value of the lookahead symbol. */ +YYSTYPE yylval; + + /* 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 thru 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; + /* 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; + + yytoken = 0; + yyss = yyssa; + yyvs = yyvsa; + yystacksize = YYINITDEPTH; + + YYDPRINTF ((stderr, "Starting parse\n")); + + yystate = 0; + yyerrstatus = 0; + yynerrs = 0; + yychar = YYEMPTY; /* Cause a token to be read. */ + + /* Initialize stack pointers. + Waste one element of value and location stack + so that they stay on the same level as the state stack. + The wasted elements are never initialized. */ + yyssp = yyss; + yyvsp = yyvs; + + goto yysetstate; + +/*------------------------------------------------------------. +| yynewstate -- Push a new state, which is found in yystate. | +`------------------------------------------------------------*/ + yynewstate: + /* In all cases, when you get here, the value and location stacks + have just been pushed. So pushing a state here evens the stacks. */ + yyssp++; + + yysetstate: + *yyssp = yystate; + + if (yyss + yystacksize - 1 <= yyssp) + { + /* Get the current used size of the three stacks, in elements. */ + YYSIZE_T yysize = yyssp - yyss + 1; + +#ifdef yyoverflow + { + /* Give user a chance to reallocate the stack. Use copies of + these so that the &'s don't force the real ones into + memory. */ + YYSTYPE *yyvs1 = yyvs; + 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; + } + + 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; + *++yyvsp = yylval; + + 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 2: + +/* Line 1806 of yacc.c */ +#line 112 "util_expr_parse.y" + { ctx->expr = (yyvsp[(2) - (2)].exVal); } + break; + + case 3: + +/* Line 1806 of yacc.c */ +#line 113 "util_expr_parse.y" + { ctx->expr = (yyvsp[(2) - (2)].exVal); } + break; + + case 4: + +/* Line 1806 of yacc.c */ +#line 114 "util_expr_parse.y" + { YYABORT; } + break; + + case 5: + +/* Line 1806 of yacc.c */ +#line 117 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_make(op_True, NULL, NULL, ctx); } + break; + + case 6: + +/* Line 1806 of yacc.c */ +#line 118 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_make(op_False, NULL, NULL, ctx); } + break; + + case 7: + +/* Line 1806 of yacc.c */ +#line 119 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_make(op_Not, (yyvsp[(2) - (2)].exVal), NULL, ctx); } + break; + + case 8: + +/* Line 1806 of yacc.c */ +#line 120 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_make(op_Or, (yyvsp[(1) - (3)].exVal), (yyvsp[(3) - (3)].exVal), ctx); } + break; + + case 9: + +/* Line 1806 of yacc.c */ +#line 121 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_make(op_And, (yyvsp[(1) - (3)].exVal), (yyvsp[(3) - (3)].exVal), ctx); } + break; + + case 10: + +/* Line 1806 of yacc.c */ +#line 122 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_make(op_Comp, (yyvsp[(1) - (1)].exVal), NULL, ctx); } + break; + + case 11: + +/* Line 1806 of yacc.c */ +#line 123 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_unary_op_make( (yyvsp[(1) - (2)].cpVal), (yyvsp[(2) - (2)].exVal), ctx); } + break; + + case 12: + +/* Line 1806 of yacc.c */ +#line 124 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_binary_op_make((yyvsp[(2) - (3)].cpVal), (yyvsp[(1) - (3)].exVal), (yyvsp[(3) - (3)].exVal), ctx); } + break; + + case 13: + +/* Line 1806 of yacc.c */ +#line 125 "util_expr_parse.y" + { (yyval.exVal) = (yyvsp[(2) - (3)].exVal); } + break; + + case 14: + +/* Line 1806 of yacc.c */ +#line 126 "util_expr_parse.y" + { YYABORT; } + break; + + case 15: + +/* Line 1806 of yacc.c */ +#line 129 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_make(op_EQ, (yyvsp[(1) - (3)].exVal), (yyvsp[(3) - (3)].exVal), ctx); } + break; + + case 16: + +/* Line 1806 of yacc.c */ +#line 130 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_make(op_NE, (yyvsp[(1) - (3)].exVal), (yyvsp[(3) - (3)].exVal), ctx); } + break; + + case 17: + +/* Line 1806 of yacc.c */ +#line 131 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_make(op_LT, (yyvsp[(1) - (3)].exVal), (yyvsp[(3) - (3)].exVal), ctx); } + break; + + case 18: + +/* Line 1806 of yacc.c */ +#line 132 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_make(op_LE, (yyvsp[(1) - (3)].exVal), (yyvsp[(3) - (3)].exVal), ctx); } + break; + + case 19: + +/* Line 1806 of yacc.c */ +#line 133 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_make(op_GT, (yyvsp[(1) - (3)].exVal), (yyvsp[(3) - (3)].exVal), ctx); } + break; + + case 20: + +/* Line 1806 of yacc.c */ +#line 134 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_make(op_GE, (yyvsp[(1) - (3)].exVal), (yyvsp[(3) - (3)].exVal), ctx); } + break; + + case 21: + +/* Line 1806 of yacc.c */ +#line 135 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_make(op_STR_EQ, (yyvsp[(1) - (3)].exVal), (yyvsp[(3) - (3)].exVal), ctx); } + break; + + case 22: + +/* Line 1806 of yacc.c */ +#line 136 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_make(op_STR_NE, (yyvsp[(1) - (3)].exVal), (yyvsp[(3) - (3)].exVal), ctx); } + break; + + case 23: + +/* Line 1806 of yacc.c */ +#line 137 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_make(op_STR_LT, (yyvsp[(1) - (3)].exVal), (yyvsp[(3) - (3)].exVal), ctx); } + break; + + case 24: + +/* Line 1806 of yacc.c */ +#line 138 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_make(op_STR_LE, (yyvsp[(1) - (3)].exVal), (yyvsp[(3) - (3)].exVal), ctx); } + break; + + case 25: + +/* Line 1806 of yacc.c */ +#line 139 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_make(op_STR_GT, (yyvsp[(1) - (3)].exVal), (yyvsp[(3) - (3)].exVal), ctx); } + break; + + case 26: + +/* Line 1806 of yacc.c */ +#line 140 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_make(op_STR_GE, (yyvsp[(1) - (3)].exVal), (yyvsp[(3) - (3)].exVal), ctx); } + break; + + case 27: + +/* Line 1806 of yacc.c */ +#line 141 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_make(op_IN, (yyvsp[(1) - (3)].exVal), (yyvsp[(3) - (3)].exVal), ctx); } + break; + + case 28: + +/* Line 1806 of yacc.c */ +#line 142 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_make(op_REG, (yyvsp[(1) - (3)].exVal), (yyvsp[(3) - (3)].exVal), ctx); } + break; + + case 29: + +/* Line 1806 of yacc.c */ +#line 143 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_make(op_NRE, (yyvsp[(1) - (3)].exVal), (yyvsp[(3) - (3)].exVal), ctx); } + break; + + case 30: + +/* Line 1806 of yacc.c */ +#line 146 "util_expr_parse.y" + { (yyval.exVal) = (yyvsp[(1) - (1)].exVal); } + break; + + case 31: + +/* Line 1806 of yacc.c */ +#line 147 "util_expr_parse.y" + { (yyval.exVal) = (yyvsp[(2) - (3)].exVal); } + break; + + case 32: + +/* Line 1806 of yacc.c */ +#line 150 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_make(op_ListElement, (yyvsp[(1) - (1)].exVal), NULL, ctx); } + break; + + case 33: + +/* Line 1806 of yacc.c */ +#line 151 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_make(op_ListElement, (yyvsp[(3) - (3)].exVal), (yyvsp[(1) - (3)].exVal), ctx); } + break; + + case 34: + +/* Line 1806 of yacc.c */ +#line 154 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_make(op_Concat, (yyvsp[(1) - (2)].exVal), (yyvsp[(2) - (2)].exVal), ctx); } + break; + + case 35: + +/* Line 1806 of yacc.c */ +#line 155 "util_expr_parse.y" + { (yyval.exVal) = (yyvsp[(1) - (1)].exVal); } + break; + + case 36: + +/* Line 1806 of yacc.c */ +#line 156 "util_expr_parse.y" + { YYABORT; } + break; + + case 37: + +/* Line 1806 of yacc.c */ +#line 159 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_make(op_String, (yyvsp[(1) - (1)].cpVal), NULL, ctx); } + break; + + case 38: + +/* Line 1806 of yacc.c */ +#line 160 "util_expr_parse.y" + { (yyval.exVal) = (yyvsp[(1) - (1)].exVal); } + break; + + case 39: + +/* Line 1806 of yacc.c */ +#line 161 "util_expr_parse.y" + { (yyval.exVal) = (yyvsp[(1) - (1)].exVal); } + break; + + case 40: + +/* Line 1806 of yacc.c */ +#line 164 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_var_make((yyvsp[(2) - (3)].cpVal), ctx); } + break; + + case 41: + +/* Line 1806 of yacc.c */ +#line 165 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_str_func_make((yyvsp[(2) - (5)].cpVal), (yyvsp[(4) - (5)].exVal), ctx); } + break; + + case 42: + +/* Line 1806 of yacc.c */ +#line 168 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_make(op_Digit, (yyvsp[(1) - (1)].cpVal), NULL, ctx); } + break; + + case 43: + +/* Line 1806 of yacc.c */ +#line 169 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_make(op_Concat, (yyvsp[(1) - (3)].exVal), (yyvsp[(3) - (3)].exVal), ctx); } + break; + + case 44: + +/* Line 1806 of yacc.c */ +#line 170 "util_expr_parse.y" + { (yyval.exVal) = (yyvsp[(1) - (1)].exVal); } + break; + + case 45: + +/* Line 1806 of yacc.c */ +#line 171 "util_expr_parse.y" + { (yyval.exVal) = (yyvsp[(1) - (1)].exVal); } + break; + + case 46: + +/* Line 1806 of yacc.c */ +#line 172 "util_expr_parse.y" + { (yyval.exVal) = (yyvsp[(1) - (1)].exVal); } + break; + + case 47: + +/* Line 1806 of yacc.c */ +#line 173 "util_expr_parse.y" + { (yyval.exVal) = (yyvsp[(2) - (3)].exVal); } + break; + + case 48: + +/* Line 1806 of yacc.c */ +#line 174 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_make(op_String, "", NULL, ctx); } + break; + + case 49: + +/* Line 1806 of yacc.c */ +#line 177 "util_expr_parse.y" + { + ap_regex_t *regex; + if ((regex = ap_pregcomp(ctx->pool, (yyvsp[(1) - (1)].cpVal), + AP_REG_EXTENDED|AP_REG_NOSUB)) == NULL) { + ctx->error = "Failed to compile regular expression"; + YYERROR; + } + (yyval.exVal) = ap_expr_make(op_Regex, regex, NULL, ctx); + } + break; + + case 50: + +/* Line 1806 of yacc.c */ +#line 186 "util_expr_parse.y" + { + ap_regex_t *regex; + if ((regex = ap_pregcomp(ctx->pool, (yyvsp[(1) - (1)].cpVal), + AP_REG_EXTENDED|AP_REG_NOSUB|AP_REG_ICASE)) == NULL) { + ctx->error = "Failed to compile regular expression"; + YYERROR; + } + (yyval.exVal) = ap_expr_make(op_Regex, regex, NULL, ctx); + } + break; + + case 51: + +/* Line 1806 of yacc.c */ +#line 197 "util_expr_parse.y" + { + int *n = apr_palloc(ctx->pool, sizeof(int)); + *n = (yyvsp[(1) - (1)].num); + (yyval.exVal) = ap_expr_make(op_RegexBackref, n, NULL, ctx); + } + break; + + case 52: + +/* Line 1806 of yacc.c */ +#line 204 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_list_func_make((yyvsp[(1) - (4)].cpVal), (yyvsp[(3) - (4)].exVal), ctx); } + break; + + case 53: + +/* Line 1806 of yacc.c */ +#line 207 "util_expr_parse.y" + { (yyval.exVal) = ap_expr_str_func_make((yyvsp[(1) - (4)].cpVal), (yyvsp[(3) - (4)].exVal), ctx); } + break; + + + +/* Line 1806 of yacc.c */ +#line 1891 "util_expr_parse.c" + default: break; + } + /* User semantic actions sometimes alter yychar, and that requires + that yytoken be updated with the new translation. We take the + approach of translating immediately before every use of yytoken. + One alternative is translating here after every semantic action, + but that translation would be missed if the semantic action invokes + YYABORT, YYACCEPT, or YYERROR immediately after altering yychar or + if it invokes YYBACKUP. In the case of YYABORT or YYACCEPT, an + incorrect destructor might then be invoked immediately. In the + case of YYERROR or YYBACKUP, subsequent parser actions might lead + to an incorrect destructor call or verbose syntax error message + before the lookahead is translated. */ + YY_SYMBOL_PRINT ("-> $$ =", 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 (ctx, 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 (ctx, 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, ctx); + 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 which 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, ctx); + YYPOPSTACK (1); + yystate = *yyssp; + YY_STACK_PRINT (yyss, yyssp); + } + + *++yyvsp = yylval; + + + /* 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 (ctx, 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, ctx); + } + /* Do not reclaim the symbols of the rule which action triggered + this YYABORT or YYACCEPT. */ + YYPOPSTACK (yylen); + YY_STACK_PRINT (yyss, yyssp); + while (yyssp != yyss) + { + yydestruct ("Cleanup: popping", + yystos[*yyssp], yyvsp, ctx); + YYPOPSTACK (1); + } +#ifndef yyoverflow + if (yyss != yyssa) + YYSTACK_FREE (yyss); +#endif +#if YYERROR_VERBOSE + if (yymsg != yymsgbuf) + YYSTACK_FREE (yymsg); +#endif + /* Make sure YYID is used. */ + return YYID (yyresult); +} + + + +/* Line 2067 of yacc.c */ +#line 210 "util_expr_parse.y" + + +void yyerror(ap_expr_parse_ctx_t *ctx, const char *s) +{ + /* s is allocated on the stack */ + ctx->error = apr_pstrdup(ctx->ptemp, s); +} + + |