-/* A Bison parser, made from parser.y
- by GNU bison 1.35. */
+/* A Bison parser, made by GNU Bison 1.875. */
-#define YYBISON 1 /* Identify Bison output. */
+/* Skeleton parser for Yacc-like parsing with Bison,
+ Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002 Free Software Foundation, Inc.
-# define CLOSE 257
-# define ID 258
-# define CODE 259
-# define RANGE 260
-# define STRING 261
+ 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. */
+
+/* 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
+
+/* Skeleton name. */
+#define YYSKELETON_NAME "yacc.c"
+/* Pure parsers. */
+#define YYPURE 0
+
+/* Using locations. */
+#define YYLSP_NEEDED 0
+
+
+
+/* Tokens. */
+#ifndef YYTOKENTYPE
+# define YYTOKENTYPE
+ /* Put the tokens into the symbol table, so that GDB and other debuggers
+ know about them. */
+ enum yytokentype {
+ CLOSESIZE = 258,
+ CLOSE = 259,
+ ID = 260,
+ CODE = 261,
+ RANGE = 262,
+ STRING = 263
+ };
+#endif
+#define CLOSESIZE 258
+#define CLOSE 259
+#define ID 260
+#define CODE 261
+#define RANGE 262
+#define STRING 263
+
+
+
+
+/* Copy the first part of user declarations. */
#line 1 "parser.y"
/* $Id$ */
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#ifdef HAVE_TIME_H
#include <time.h>
-#include <iostream.h>
+#endif
+
+#ifdef HAVE_STRING_H
#include <string.h>
+#endif
+
+#ifdef HAVE_STRINGS_H
+#include <strings.h>
+#endif
+
+#ifdef HAVE_MALLOC_H
#include <malloc.h>
+#endif
+
+#ifdef HAVE_MEMORY_H
+#include <memory.h>
+#endif
+
+#ifdef HAVE_STDLIB_H
+#include <stdlib.h>
+#endif
+
#include "globals.h"
#include "parser.h"
-#include "version.h"
extern "C"
{
#endif
-#line 35 "parser.y"
-#ifndef YYSTYPE
-typedef union {
- Symbol *symbol;
- RegExp *regexp;
- Token *token;
- char op;
-} yystype;
-# define YYSTYPE yystype
-# define YYSTYPE_IS_TRIVIAL 1
-#endif
+
+/* Enabling traces. */
#ifndef YYDEBUG
# define YYDEBUG 0
#endif
-
-
-#define YYFINAL 32
-#define YYFLAG -32768
-#define YYNTBASE 15
-
-/* YYTRANSLATE(YYLEX) -- Bison token number corresponding to YYLEX. */
-#define YYTRANSLATE(x) ((unsigned)(x) <= 261 ? yytranslate[x] : 25)
-
-/* YYTRANSLATE[YYLEX] -- Bison token number corresponding to YYLEX. */
-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,
- 13, 14, 2, 2, 2, 2, 2, 10, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 9,
- 2, 8, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 12, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 11, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 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
-};
-
-#if YYDEBUG
-static const short yyprhs[] =
-{
- 0, 0, 1, 4, 7, 12, 16, 17, 20, 22,
- 26, 28, 32, 34, 37, 39, 42, 44, 47, 49,
- 51, 53
-};
-static const short yyrhs[] =
-{
- -1, 15, 17, 0, 15, 16, 0, 4, 8, 19,
- 9, 0, 19, 18, 5, 0, 0, 10, 19, 0,
- 20, 0, 19, 11, 20, 0, 21, 0, 20, 12,
- 21, 0, 22, 0, 21, 22, 0, 24, 0, 24,
- 23, 0, 3, 0, 23, 3, 0, 4, 0, 6,
- 0, 7, 0, 13, 19, 14, 0
-};
-
+/* Enabling verbose error messages. */
+#ifdef YYERROR_VERBOSE
+# undef YYERROR_VERBOSE
+# define YYERROR_VERBOSE 1
+#else
+# define YYERROR_VERBOSE 0
#endif
-#if YYDEBUG
-/* YYRLINE[YYN] -- source line where rule number YYN was defined. */
-static const short yyrline[] =
-{
- 0, 53, 56, 58, 61, 67, 71, 73, 77, 79,
- 83, 85, 92, 94, 98, 100, 116, 118, 122, 126,
- 128, 130
-};
+#if ! defined (YYSTYPE) && ! defined (YYSTYPE_IS_DECLARED)
+#line 58 "parser.y"
+typedef union YYSTYPE {
+ Symbol *symbol;
+ RegExp *regexp;
+ Token *token;
+ char op;
+ ExtOp extop;
+} YYSTYPE;
+/* Line 191 of yacc.c. */
+#line 154 "y.tab.c"
+# define yystype YYSTYPE /* obsolescent; will be withdrawn */
+# define YYSTYPE_IS_DECLARED 1
+# define YYSTYPE_IS_TRIVIAL 1
#endif
-#if (YYDEBUG) || defined YYERROR_VERBOSE
-/* YYTNAME[TOKEN_NUM] -- String name of the token TOKEN_NUM. */
-static const char *const yytname[] =
-{
- "$", "error", "$undefined.", "CLOSE", "ID", "CODE", "RANGE", "STRING",
- "'='", "';'", "'/'", "'|'", "'\\\\'", "'('", "')'", "spec", "decl",
- "rule", "look", "expr", "diff", "term", "factor", "close", "primary", 0
-};
-#endif
-
-/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives. */
-static const short yyr1[] =
-{
- 0, 15, 15, 15, 16, 17, 18, 18, 19, 19,
- 20, 20, 21, 21, 22, 22, 23, 23, 24, 24,
- 24, 24
-};
+/* Copy the second part of user declarations. */
-/* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN. */
-static const short yyr2[] =
-{
- 0, 0, 2, 2, 4, 3, 0, 2, 1, 3,
- 1, 3, 1, 2, 1, 2, 1, 2, 1, 1,
- 1, 3
-};
-/* YYDEFACT[S] -- default rule to reduce with in state S when YYTABLE
- doesn't specify something else to do. Zero means the default is an
- error. */
-static const short yydefact[] =
-{
- 1, 0, 18, 19, 20, 0, 3, 2, 6, 8,
- 10, 12, 14, 0, 18, 0, 0, 0, 0, 0,
- 13, 16, 15, 0, 21, 7, 9, 5, 11, 17,
- 4, 0, 0
-};
+/* Line 214 of yacc.c. */
+#line 166 "y.tab.c"
-static const short yydefgoto[] =
-{
- 1, 6, 7, 18, 8, 9, 10, 11, 22, 12
-};
-
-static const short yypact[] =
-{
- -32768, 1, -4,-32768,-32768, 13,-32768,-32768, 5, 9,
- 13,-32768, 19, 13,-32768, -8, 13, 13, 7, 13,
- -32768,-32768, 20, 0,-32768, 14, 9,-32768, 13,-32768,
- -32768, 24,-32768
-};
-
-static const short yypgoto[] =
-{
- -32768,-32768,-32768,-32768, -3, 10, 11, -10,-32768,-32768
-};
-
-
-#define YYLAST 30
-
-
-static const short yytable[] =
-{
- 20, 31, 15, 17, 13, 2, 24, 3, 4, 30,
- 23, 17, 27, 25, 5, 16, 17, 14, 20, 3,
- 4, 19, 21, 29, 32, 17, 5, 26, 0, 0,
- 28
-};
-
-static const short yycheck[] =
-{
- 10, 0, 5, 11, 8, 4, 14, 6, 7, 9,
- 13, 11, 5, 16, 13, 10, 11, 4, 28, 6,
- 7, 12, 3, 3, 0, 11, 13, 17, -1, -1,
- 19
-};
-/* -*-C-*- Note some compilers choke on comments on `#line' lines. */
-#line 3 "/usr/share/bison/bison.simple"
-
-/* Skeleton output parser for bison,
-
- Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002 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. */
-
-/* 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. */
-
-#if ! defined (yyoverflow) || defined (YYERROR_VERBOSE)
+#if ! defined (yyoverflow) || YYERROR_VERBOSE
/* The parser invokes alloca or malloc; define the necessary symbols. */
# define YYSTACK_ALLOC malloc
# define YYSTACK_FREE free
# endif
-#endif /* ! defined (yyoverflow) || defined (YYERROR_VERBOSE) */
+#endif /* ! defined (yyoverflow) || YYERROR_VERBOSE */
#if (! defined (yyoverflow) \
&& (! defined (__cplusplus) \
- || (YYLTYPE_IS_TRIVIAL && YYSTYPE_IS_TRIVIAL)))
+ || (YYSTYPE_IS_TRIVIAL)))
/* A type that is properly aligned for any stack member. */
union yyalloc
{
short yyss;
YYSTYPE yyvs;
-# if YYLSP_NEEDED
- YYLTYPE yyls;
-# endif
-};
+ };
/* The size of the maximum gap between one aligned stack and the next. */
-# define YYSTACK_GAP_MAX (sizeof (union yyalloc) - 1)
+# define YYSTACK_GAP_MAXIMUM (sizeof (union yyalloc) - 1)
/* The size of an array large to enough to hold all stacks, each with
N elements. */
-# if YYLSP_NEEDED
-# define YYSTACK_BYTES(N) \
- ((N) * (sizeof (short) + sizeof (YYSTYPE) + sizeof (YYLTYPE)) \
- + 2 * YYSTACK_GAP_MAX)
-# else
-# define YYSTACK_BYTES(N) \
+# define YYSTACK_BYTES(N) \
((N) * (sizeof (short) + sizeof (YYSTYPE)) \
- + YYSTACK_GAP_MAX)
-# endif
+ + YYSTACK_GAP_MAXIMUM)
/* Copy COUNT objects from FROM to TO. The source and destination do
not overlap. */
YYSIZE_T yynewbytes; \
YYCOPY (&yyptr->Stack, Stack, yysize); \
Stack = &yyptr->Stack; \
- yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAX; \
+ yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \
yyptr += yynewbytes / sizeof (*yyptr); \
} \
while (0)
#endif
+#if defined (__STDC__) || defined (__cplusplus)
+ typedef signed char yysigned_char;
+#else
+ typedef short yysigned_char;
+#endif
+
+/* YYFINAL -- State number of the termination state. */
+#define YYFINAL 2
+/* YYLAST -- Last index in YYTABLE. */
+#define YYLAST 28
+
+/* YYNTOKENS -- Number of terminals. */
+#define YYNTOKENS 16
+/* YYNNTS -- Number of nonterminals. */
+#define YYNNTS 11
+/* YYNRULES -- Number of rules. */
+#define YYNRULES 23
+/* YYNRULES -- Number of states. */
+#define YYNSTATES 33
+
+/* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX. */
+#define YYUNDEFTOK 2
+#define YYMAXUTOK 263
+
+#define YYTRANSLATE(YYX) \
+ ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)
+
+/* YYTRANSLATE[YYLEX] -- Bison symbol number corresponding to YYLEX. */
+static const unsigned char yytranslate[] =
+{
+ 0, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 14, 15, 2, 2, 2, 2, 2, 11, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 10,
+ 2, 9, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 13, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 12, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 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
+};
+
+#if YYDEBUG
+/* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in
+ YYRHS. */
+static const unsigned char yyprhs[] =
+{
+ 0, 0, 3, 4, 7, 10, 15, 19, 20, 23,
+ 25, 29, 31, 35, 37, 40, 42, 45, 48, 50,
+ 53, 55, 57, 59
+};
+
+/* YYRHS -- A `-1'-separated list of the rules' RHS. */
+static const yysigned_char yyrhs[] =
+{
+ 17, 0, -1, -1, 17, 19, -1, 17, 18, -1,
+ 5, 9, 21, 10, -1, 21, 20, 6, -1, -1,
+ 11, 21, -1, 22, -1, 21, 12, 22, -1, 23,
+ -1, 22, 13, 23, -1, 24, -1, 23, 24, -1,
+ 26, -1, 26, 25, -1, 26, 3, -1, 4, -1,
+ 25, 4, -1, 5, -1, 7, -1, 8, -1, 14,
+ 21, 15, -1
+};
+
+/* YYRLINE[YYN] -- source line where rule number YYN was defined. */
+static const unsigned char yyrline[] =
+{
+ 0, 79, 79, 81, 83, 86, 92, 97, 98, 102,
+ 104, 108, 110, 117, 119, 123, 125, 139, 145, 147,
+ 151, 155, 157, 159
+};
+#endif
+
+#if YYDEBUG || YYERROR_VERBOSE
+/* YYTNME[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", "CLOSESIZE", "CLOSE", "ID", "CODE",
+ "RANGE", "STRING", "'='", "';'", "'/'", "'|'", "'\\\\'", "'('", "')'",
+ "$accept", "spec", "decl", "rule", "look", "expr", "diff", "term",
+ "factor", "close", "primary", 0
+};
+#endif
+
+# ifdef YYPRINT
+/* YYTOKNUM[YYLEX-NUM] -- Internal token number corresponding to
+ token YYLEX-NUM. */
+static const unsigned short yytoknum[] =
+{
+ 0, 256, 257, 258, 259, 260, 261, 262, 263, 61,
+ 59, 47, 124, 92, 40, 41
+};
+# endif
+
+/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives. */
+static const unsigned char yyr1[] =
+{
+ 0, 16, 17, 17, 17, 18, 19, 20, 20, 21,
+ 21, 22, 22, 23, 23, 24, 24, 24, 25, 25,
+ 26, 26, 26, 26
+};
+
+/* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN. */
+static const unsigned char yyr2[] =
+{
+ 0, 2, 0, 2, 2, 4, 3, 0, 2, 1,
+ 3, 1, 3, 1, 2, 1, 2, 2, 1, 2,
+ 1, 1, 1, 3
+};
+
+/* YYDEFACT[STATE-NAME] -- Default rule to reduce with in state
+ STATE-NUM when YYTABLE doesn't specify something else to do. Zero
+ means the default is an error. */
+static const unsigned char yydefact[] =
+{
+ 2, 0, 1, 20, 21, 22, 0, 4, 3, 7,
+ 9, 11, 13, 15, 0, 20, 0, 0, 0, 0,
+ 0, 14, 17, 18, 16, 0, 23, 8, 10, 6,
+ 12, 19, 5
+};
+
+/* YYDEFGOTO[NTERM-NUM]. */
+static const yysigned_char yydefgoto[] =
+{
+ -1, 1, 7, 8, 19, 9, 10, 11, 12, 24,
+ 13
+};
+
+/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
+ STATE-NUM. */
+#define YYPACT_NINF -12
+static const yysigned_char yypact[] =
+{
+ -12, 1, -12, 13, -12, -12, 9, -12, -12, 0,
+ 5, 9, -12, 17, 9, -12, -8, 9, 9, 18,
+ 9, -12, -12, -12, 21, -7, -12, 14, 5, -12,
+ 9, -12, -12
+};
+
+/* YYPGOTO[NTERM-NUM]. */
+static const yysigned_char yypgoto[] =
+{
+ -12, -12, -12, -12, -12, -4, 10, 7, -11, -12,
+ -12
+};
+
+/* 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 zero, do what YYDEFACT says.
+ If YYTABLE_NINF, syntax error. */
+#define YYTABLE_NINF -1
+static const unsigned char yytable[] =
+{
+ 21, 2, 16, 32, 18, 18, 3, 26, 4, 5,
+ 25, 17, 18, 27, 15, 6, 4, 5, 20, 21,
+ 22, 23, 14, 6, 29, 31, 18, 30, 28
+};
+
+static const unsigned char yycheck[] =
+{
+ 11, 0, 6, 10, 12, 12, 5, 15, 7, 8,
+ 14, 11, 12, 17, 5, 14, 7, 8, 13, 30,
+ 3, 4, 9, 14, 6, 4, 12, 20, 18
+};
+
+/* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
+ symbol of state STATE-NUM. */
+static const unsigned char yystos[] =
+{
+ 0, 17, 0, 5, 7, 8, 14, 18, 19, 21,
+ 22, 23, 24, 26, 9, 5, 21, 11, 12, 20,
+ 13, 24, 3, 4, 25, 21, 15, 21, 22, 6,
+ 23, 4, 10
+};
#if ! defined (YYSIZE_T) && defined (__SIZE_TYPE__)
# define YYSIZE_T __SIZE_TYPE__
#define yyerrok (yyerrstatus = 0)
#define yyclearin (yychar = YYEMPTY)
-#define YYEMPTY -2
+#define YYEMPTY (-2)
#define YYEOF 0
+
#define YYACCEPT goto yyacceptlab
-#define YYABORT goto yyabortlab
+#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); \
+ yytoken = YYTRANSLATE (yychar); \
YYPOPSTACK; \
goto yybackup; \
} \
else \
{ \
- yyerror ("syntax error: cannot back up"); \
+ yyerror ("syntax error: cannot back up");\
YYERROR; \
} \
while (0)
#define YYTERROR 1
#define YYERRCODE 256
-
/* YYLLOC_DEFAULT -- Compute the default location (before the actions
- are run).
-
- When YYLLOC_DEFAULT is run, CURRENT is set the location of the
- first token. By default, to implement support for ranges, extend
- its range to the last symbol. */
+ are run). */
#ifndef YYLLOC_DEFAULT
-# define YYLLOC_DEFAULT(Current, Rhs, N) \
- Current.last_line = Rhs[N].last_line; \
- Current.last_column = Rhs[N].last_column;
+# define YYLLOC_DEFAULT(Current, Rhs, N) \
+ Current.first_line = Rhs[1].first_line; \
+ Current.first_column = Rhs[1].first_column; \
+ Current.last_line = Rhs[N].last_line; \
+ Current.last_column = Rhs[N].last_column;
#endif
-
/* YYLEX -- calling `yylex' with the right arguments. */
-#if YYPURE
-# if YYLSP_NEEDED
-# ifdef YYLEX_PARAM
-# define YYLEX yylex (&yylval, &yylloc, YYLEX_PARAM)
-# else
-# define YYLEX yylex (&yylval, &yylloc)
-# endif
-# else /* !YYLSP_NEEDED */
-# ifdef YYLEX_PARAM
-# define YYLEX yylex (&yylval, YYLEX_PARAM)
-# else
-# define YYLEX yylex (&yylval)
-# endif
-# endif /* !YYLSP_NEEDED */
-#else /* !YYPURE */
-# define YYLEX yylex ()
-#endif /* !YYPURE */
-
+#ifdef YYLEX_PARAM
+# define YYLEX yylex (YYLEX_PARAM)
+#else
+# define YYLEX yylex ()
+#endif
/* Enable debugging if requested. */
#if YYDEBUG
if (yydebug) \
YYFPRINTF Args; \
} while (0)
+
+# define YYDSYMPRINT(Args) \
+do { \
+ if (yydebug) \
+ yysymprint Args; \
+} while (0)
+
+# define YYDSYMPRINTF(Title, Token, Value, Location) \
+do { \
+ if (yydebug) \
+ { \
+ YYFPRINTF (stderr, "%s ", Title); \
+ yysymprint (stderr, \
+ Token, Value); \
+ YYFPRINTF (stderr, "\n"); \
+ } \
+} while (0)
+
+/*------------------------------------------------------------------.
+| yy_stack_print -- Print the state stack from its BOTTOM up to its |
+| TOP (cinluded). |
+`------------------------------------------------------------------*/
+
+#if defined (__STDC__) || defined (__cplusplus)
+static void
+yy_stack_print (short *bottom, short *top)
+#else
+static void
+yy_stack_print (bottom, top)
+ short *bottom;
+ short *top;
+#endif
+{
+ YYFPRINTF (stderr, "Stack now");
+ for (/* Nothing. */; bottom <= top; ++bottom)
+ YYFPRINTF (stderr, " %d", *bottom);
+ YYFPRINTF (stderr, "\n");
+}
+
+# define YY_STACK_PRINT(Bottom, Top) \
+do { \
+ if (yydebug) \
+ yy_stack_print ((Bottom), (Top)); \
+} while (0)
+
+
+/*------------------------------------------------.
+| Report that the YYRULE is going to be reduced. |
+`------------------------------------------------*/
+
+#if defined (__STDC__) || defined (__cplusplus)
+static void
+yy_reduce_print (int yyrule)
+#else
+static void
+yy_reduce_print (yyrule)
+ int yyrule;
+#endif
+{
+ int yyi;
+ unsigned int yylineno = yyrline[yyrule];
+ YYFPRINTF (stderr, "Reducing stack by rule %d (line %u), ",
+ yyrule - 1, yylineno);
+ /* Print the symbols being reduced, and their result. */
+ for (yyi = yyprhs[yyrule]; 0 <= yyrhs[yyi]; yyi++)
+ YYFPRINTF (stderr, "%s ", yytname [yyrhs[yyi]]);
+ YYFPRINTF (stderr, "-> %s\n", yytname [yyr1[yyrule]]);
+}
+
+# define YY_REDUCE_PRINT(Rule) \
+do { \
+ if (yydebug) \
+ yy_reduce_print (Rule); \
+} while (0)
+
/* Nonzero means print parse trace. It is left uninitialized so that
multiple parsers can coexist. */
int yydebug;
#else /* !YYDEBUG */
# define YYDPRINTF(Args)
+# define YYDSYMPRINT(Args)
+# define YYDSYMPRINTF(Title, Token, 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
#ifndef YYMAXDEPTH
# define YYMAXDEPTH 10000
#endif
+
\f
-#ifdef YYERROR_VERBOSE
+
+#if YYERROR_VERBOSE
# ifndef yystrlen
# if defined (__GLIBC__) && defined (_STRING_H)
}
# endif
# endif
-#endif
+
+#endif /* !YYERROR_VERBOSE */
+
\f
-#line 315 "/usr/share/bison/bison.simple"
+#if YYDEBUG
+/*--------------------------------.
+| Print this symbol on YYOUTPUT. |
+`--------------------------------*/
+
+#if defined (__STDC__) || defined (__cplusplus)
+static void
+yysymprint (FILE *yyoutput, int yytype, YYSTYPE *yyvaluep)
+#else
+static void
+yysymprint (yyoutput, yytype, yyvaluep)
+ FILE *yyoutput;
+ int yytype;
+ YYSTYPE *yyvaluep;
+#endif
+{
+ /* Pacify ``unused variable'' warnings. */
+ (void) yyvaluep;
-/* 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. */
+ if (yytype < YYNTOKENS)
+ {
+ YYFPRINTF (yyoutput, "token %s (", yytname[yytype]);
+# ifdef YYPRINT
+ YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep);
+# endif
+ }
+ else
+ YYFPRINTF (yyoutput, "nterm %s (", yytname[yytype]);
+
+ switch (yytype)
+ {
+ default:
+ break;
+ }
+ YYFPRINTF (yyoutput, ")");
+}
+
+#endif /* ! YYDEBUG */
+/*-----------------------------------------------.
+| Release the memory associated to this symbol. |
+`-----------------------------------------------*/
+
+#if defined (__STDC__) || defined (__cplusplus)
+static void
+yydestruct (int yytype, YYSTYPE *yyvaluep)
+#else
+static void
+yydestruct (yytype, yyvaluep)
+ int yytype;
+ YYSTYPE *yyvaluep;
+#endif
+{
+ /* Pacify ``unused variable'' warnings. */
+ (void) yyvaluep;
+
+ switch (yytype)
+ {
+
+ default:
+ break;
+ }
+}
+\f
+
+/* Prevent warnings from -Wmissing-prototypes. */
#ifdef YYPARSE_PARAM
# if defined (__STDC__) || defined (__cplusplus)
-# define YYPARSE_PARAM_ARG void *YYPARSE_PARAM
-# define YYPARSE_PARAM_DECL
+int yyparse (void *YYPARSE_PARAM);
# else
-# define YYPARSE_PARAM_ARG YYPARSE_PARAM
-# define YYPARSE_PARAM_DECL void *YYPARSE_PARAM;
+int yyparse ();
# endif
-#else /* !YYPARSE_PARAM */
-# define YYPARSE_PARAM_ARG
-# define YYPARSE_PARAM_DECL
-#endif /* !YYPARSE_PARAM */
-
-/* Prevent warning if -Wstrict-prototypes. */
-#ifdef __GNUC__
-# ifdef YYPARSE_PARAM
-int yyparse (void *);
-# else
+#else /* ! YYPARSE_PARAM */
+#if defined (__STDC__) || defined (__cplusplus)
int yyparse (void);
-# endif
+#else
+int yyparse ();
#endif
+#endif /* ! YYPARSE_PARAM */
-/* YY_DECL_VARIABLES -- depending whether we use a pure parser,
- variables are global, or local to YYPARSE. */
-
-#define YY_DECL_NON_LSP_VARIABLES \
-/* The lookahead symbol. */ \
-int yychar; \
- \
-/* The semantic value of the lookahead symbol. */ \
-YYSTYPE yylval; \
- \
-/* Number of parse errors so far. */ \
-int yynerrs;
-#if YYLSP_NEEDED
-# define YY_DECL_VARIABLES \
-YY_DECL_NON_LSP_VARIABLES \
- \
-/* Location data for the lookahead symbol. */ \
-YYLTYPE yylloc;
-#else
-# define YY_DECL_VARIABLES \
-YY_DECL_NON_LSP_VARIABLES
-#endif
+
+/* The lookahead symbol. */
+int yychar;
+
+/* The semantic value of the lookahead symbol. */
+YYSTYPE yylval;
+
+/* Number of syntax errors so far. */
+int yynerrs;
-/* If nonreentrant, generate the variables here. */
-#if !YYPURE
-YY_DECL_VARIABLES
-#endif /* !YYPURE */
+/*----------.
+| yyparse. |
+`----------*/
+#ifdef YYPARSE_PARAM
+# if defined (__STDC__) || defined (__cplusplus)
+int yyparse (void *YYPARSE_PARAM)
+# else
+int yyparse (YYPARSE_PARAM)
+ void *YYPARSE_PARAM;
+# endif
+#else /* ! YYPARSE_PARAM */
+#if defined (__STDC__) || defined (__cplusplus)
int
-yyparse (YYPARSE_PARAM_ARG)
- YYPARSE_PARAM_DECL
-{
- /* If reentrant, generate the variables here. */
-#if YYPURE
- YY_DECL_VARIABLES
-#endif /* !YYPURE */
+yyparse (void)
+#else
+int
+yyparse ()
+#endif
+#endif
+{
+
register int yystate;
register int yyn;
int yyresult;
/* Number of tokens to shift before error messages enabled. */
int yyerrstatus;
/* Lookahead token as an internal (translated) token number. */
- int yychar1 = 0;
+ int yytoken = 0;
/* Three stacks and their tools:
`yyss': related to states,
Refer to the stacks thru separate pointers, to allow yyoverflow
to reallocate them elsewhere. */
- /* The state stack. */
+ /* The state stack. */
short yyssa[YYINITDEPTH];
short *yyss = yyssa;
register short *yyssp;
YYSTYPE *yyvs = yyvsa;
register YYSTYPE *yyvsp;
-#if YYLSP_NEEDED
- /* The location stack. */
- YYLTYPE yylsa[YYINITDEPTH];
- YYLTYPE *yyls = yylsa;
- YYLTYPE *yylsp;
-#endif
-#if YYLSP_NEEDED
-# define YYPOPSTACK (yyvsp--, yyssp--, yylsp--)
-#else
-# define YYPOPSTACK (yyvsp--, yyssp--)
-#endif
- YYSIZE_T yystacksize = YYINITDEPTH;
+#define YYPOPSTACK (yyvsp--, yyssp--)
+ YYSIZE_T yystacksize = YYINITDEPTH;
/* The variables used to return semantic value and location from the
action routines. */
YYSTYPE yyval;
-#if YYLSP_NEEDED
- YYLTYPE yyloc;
-#endif
+
/* When reducing, the number of symbols on the RHS of the reduced
- rule. */
+ rule. */
int yylen;
YYDPRINTF ((stderr, "Starting parse\n"));
yyssp = yyss;
yyvsp = yyvs;
-#if YYLSP_NEEDED
- yylsp = yyls;
-#endif
+
goto yysetstate;
/*------------------------------------------------------------.
yysetstate:
*yyssp = yystate;
- if (yyssp >= yyss + yystacksize - 1)
+ if (yyss + yystacksize - 1 <= yyssp)
{
/* Get the current used size of the three stacks, in elements. */
YYSIZE_T yysize = yyssp - yyss + 1;
YYSTYPE *yyvs1 = yyvs;
short *yyss1 = yyss;
+
/* Each stack pointer address is followed by the size of the
- data in use in that stack, in bytes. */
-# if YYLSP_NEEDED
- YYLTYPE *yyls1 = yyls;
- /* 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, yysize * sizeof (*yyssp),
- &yyvs1, yysize * sizeof (*yyvsp),
- &yyls1, yysize * sizeof (*yylsp),
- &yystacksize);
- yyls = yyls1;
-# else
+ 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 ("parser stack overflow",
&yyss1, yysize * sizeof (*yyssp),
&yyvs1, yysize * sizeof (*yyvsp),
+
&yystacksize);
-# endif
+
yyss = yyss1;
yyvs = yyvs1;
}
goto yyoverflowlab;
# else
/* Extend the stack our own way. */
- if (yystacksize >= YYMAXDEPTH)
+ if (YYMAXDEPTH <= yystacksize)
goto yyoverflowlab;
yystacksize *= 2;
- if (yystacksize > YYMAXDEPTH)
+ if (YYMAXDEPTH < yystacksize)
yystacksize = YYMAXDEPTH;
{
goto yyoverflowlab;
YYSTACK_RELOCATE (yyss);
YYSTACK_RELOCATE (yyvs);
-# if YYLSP_NEEDED
- YYSTACK_RELOCATE (yyls);
-# endif
-# undef YYSTACK_RELOCATE
+
+# undef YYSTACK_RELOCATE
if (yyss1 != yyssa)
YYSTACK_FREE (yyss1);
}
yyssp = yyss + yysize - 1;
yyvsp = yyvs + yysize - 1;
-#if YYLSP_NEEDED
- yylsp = yyls + yysize - 1;
-#endif
+
YYDPRINTF ((stderr, "Stack size increased to %lu\n",
(unsigned long int) yystacksize));
- if (yyssp >= yyss + yystacksize - 1)
+ if (yyss + yystacksize - 1 <= yyssp)
YYABORT;
}
goto yybackup;
-
/*-----------.
| yybackup. |
`-----------*/
/* First try to decide what to do without reference to lookahead token. */
yyn = yypact[yystate];
- if (yyn == YYFLAG)
+ if (yyn == YYPACT_NINF)
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. */
-
+ /* YYCHAR is either YYEMPTY or YYEOF or a valid lookahead symbol. */
if (yychar == YYEMPTY)
{
YYDPRINTF ((stderr, "Reading a token: "));
yychar = YYLEX;
}
- /* Convert token to internal form (in yychar1) for indexing tables with */
-
- if (yychar <= 0) /* This means end of input. */
+ if (yychar <= YYEOF)
{
- yychar1 = 0;
- yychar = YYEOF; /* Don't call YYLEX any more */
-
+ yychar = yytoken = YYEOF;
YYDPRINTF ((stderr, "Now at end of input.\n"));
}
else
{
- yychar1 = YYTRANSLATE (yychar);
-
-#if YYDEBUG
- /* We have to keep this `#if YYDEBUG', since we use variables
- which are defined only if `YYDEBUG' is set. */
- if (yydebug)
- {
- YYFPRINTF (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
- YYFPRINTF (stderr, ")\n");
- }
-#endif
+ yytoken = YYTRANSLATE (yychar);
+ YYDSYMPRINTF ("Next token is", yytoken, &yylval, &yylloc);
}
- yyn += yychar1;
- if (yyn < 0 || yyn > YYLAST || yycheck[yyn] != yychar1)
+ /* 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];
-
- /* 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 <= 0)
{
- if (yyn == YYFLAG)
+ if (yyn == 0 || yyn == YYTABLE_NINF)
goto yyerrlab;
yyn = -yyn;
goto yyreduce;
}
- else if (yyn == 0)
- goto yyerrlab;
if (yyn == YYFINAL)
YYACCEPT;
/* Shift the lookahead token. */
- YYDPRINTF ((stderr, "Shifting token %d (%s), ",
- yychar, yytname[yychar1]));
+ YYDPRINTF ((stderr, "Shifting token %s, ", yytname[yytoken]));
/* Discard the token being shifted unless it is eof. */
if (yychar != YYEOF)
yychar = YYEMPTY;
*++yyvsp = yylval;
-#if YYLSP_NEEDED
- *++yylsp = yylloc;
-#endif
+
/* Count tokens shifted since error; after three, turn off error
status. */
/* If YYLEN is nonzero, implement the default value of the action:
`$$ = $1'.
- Otherwise, the following line sets YYVAL to the semantic value of
- the lookahead token. This behavior is undocumented and Bison
+ 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];
-#if YYLSP_NEEDED
- /* Similarly for the default location. Let the user run additional
- commands if for instance locations are ranges. */
- yyloc = yylsp[1-yylen];
- YYLLOC_DEFAULT (yyloc, (yylsp - yylen), yylen);
-#endif
-#if YYDEBUG
- /* We have to keep this `#if YYDEBUG', since we use variables which
- are defined only if `YYDEBUG' is set. */
- if (yydebug)
+ YY_REDUCE_PRINT (yyn);
+ switch (yyn)
{
- int yyi;
-
- YYFPRINTF (stderr, "Reducing via rule %d (line %d), ",
- yyn, yyrline[yyn]);
-
- /* Print the symbols being reduced, and their result. */
- for (yyi = yyprhs[yyn]; yyrhs[yyi] > 0; yyi++)
- YYFPRINTF (stderr, "%s ", yytname[yyrhs[yyi]]);
- YYFPRINTF (stderr, " -> %s\n", yytname[yyr1[yyn]]);
- }
-#endif
-
- switch (yyn) {
-
-case 1:
-#line 54 "parser.y"
-{ accept = 0;
+ case 2:
+#line 79 "parser.y"
+ { accept = 0;
spec = NULL; }
break;
-case 2:
-#line 57 "parser.y"
-{ spec = spec? mkAlt(spec, yyvsp[0].regexp) : yyvsp[0].regexp; }
+
+ case 3:
+#line 82 "parser.y"
+ { spec = spec? mkAlt(spec, yyvsp[0].regexp) : yyvsp[0].regexp; }
break;
-case 4:
-#line 62 "parser.y"
-{ if(yyvsp[-3].symbol->re)
+
+ case 5:
+#line 87 "parser.y"
+ { if(yyvsp[-3].symbol->re)
in->fatal("sym already defined");
yyvsp[-3].symbol->re = yyvsp[-1].regexp; }
break;
-case 5:
-#line 68 "parser.y"
-{ yyval.regexp = new RuleOp(yyvsp[-2].regexp, yyvsp[-1].regexp, yyvsp[0].token, accept++); }
+
+ case 6:
+#line 93 "parser.y"
+ { yyval.regexp = new RuleOp(yyvsp[-2].regexp, yyvsp[-1].regexp, yyvsp[0].token, accept++); }
break;
-case 6:
-#line 72 "parser.y"
-{ yyval.regexp = new NullOp; }
+
+ case 7:
+#line 97 "parser.y"
+ { yyval.regexp = new NullOp; }
break;
-case 7:
-#line 74 "parser.y"
-{ yyval.regexp = yyvsp[0].regexp; }
+
+ case 8:
+#line 99 "parser.y"
+ { yyval.regexp = yyvsp[0].regexp; }
break;
-case 8:
-#line 78 "parser.y"
-{ yyval.regexp = yyvsp[0].regexp; }
+
+ case 9:
+#line 103 "parser.y"
+ { yyval.regexp = yyvsp[0].regexp; }
break;
-case 9:
-#line 80 "parser.y"
-{ yyval.regexp = mkAlt(yyvsp[-2].regexp, yyvsp[0].regexp); }
+
+ case 10:
+#line 105 "parser.y"
+ { yyval.regexp = mkAlt(yyvsp[-2].regexp, yyvsp[0].regexp); }
break;
-case 10:
-#line 84 "parser.y"
-{ yyval.regexp = yyvsp[0].regexp; }
+
+ case 11:
+#line 109 "parser.y"
+ { yyval.regexp = yyvsp[0].regexp; }
break;
-case 11:
-#line 86 "parser.y"
-{ yyval.regexp = mkDiff(yyvsp[-2].regexp, yyvsp[0].regexp);
+
+ case 12:
+#line 111 "parser.y"
+ { yyval.regexp = mkDiff(yyvsp[-2].regexp, yyvsp[0].regexp);
if(!yyval.regexp)
in->fatal("can only difference char sets");
}
break;
-case 12:
-#line 93 "parser.y"
-{ yyval.regexp = yyvsp[0].regexp; }
+
+ case 13:
+#line 118 "parser.y"
+ { yyval.regexp = yyvsp[0].regexp; }
break;
-case 13:
-#line 95 "parser.y"
-{ yyval.regexp = new CatOp(yyvsp[-1].regexp, yyvsp[0].regexp); }
+
+ case 14:
+#line 120 "parser.y"
+ { yyval.regexp = new CatOp(yyvsp[-1].regexp, yyvsp[0].regexp); }
break;
-case 14:
-#line 99 "parser.y"
-{ yyval.regexp = yyvsp[0].regexp; }
+
+ case 15:
+#line 124 "parser.y"
+ { yyval.regexp = yyvsp[0].regexp; }
break;
-case 15:
-#line 101 "parser.y"
-{
+
+ case 16:
+#line 126 "parser.y"
+ {
switch(yyvsp[0].op){
case '*':
yyval.regexp = mkAlt(new CloseOp(yyvsp[-1].regexp), new NullOp());
}
}
break;
-case 16:
-#line 117 "parser.y"
-{ yyval.op = yyvsp[0].op; }
+
+ case 17:
+#line 140 "parser.y"
+ {
+ yyval.regexp = new CloseVOp(yyvsp[-1].regexp, yyvsp[0].extop.minsize, yyvsp[0].extop.maxsize);
+ }
break;
-case 17:
-#line 119 "parser.y"
-{ yyval.op = (yyvsp[-1].op == yyvsp[0].op) ? yyvsp[-1].op : '*'; }
+
+ case 18:
+#line 146 "parser.y"
+ { yyval.op = yyvsp[0].op; }
+ break;
+
+ case 19:
+#line 148 "parser.y"
+ { yyval.op = (yyvsp[-1].op == yyvsp[0].op) ? yyvsp[-1].op : '*'; }
break;
-case 18:
-#line 123 "parser.y"
-{ if(!yyvsp[0].symbol->re)
+
+ case 20:
+#line 152 "parser.y"
+ { if(!yyvsp[0].symbol->re)
in->fatal("can't find symbol");
yyval.regexp = yyvsp[0].symbol->re; }
break;
-case 19:
-#line 127 "parser.y"
-{ yyval.regexp = yyvsp[0].regexp; }
+
+ case 21:
+#line 156 "parser.y"
+ { yyval.regexp = yyvsp[0].regexp; }
break;
-case 20:
-#line 129 "parser.y"
-{ yyval.regexp = yyvsp[0].regexp; }
+
+ case 22:
+#line 158 "parser.y"
+ { yyval.regexp = yyvsp[0].regexp; }
break;
-case 21:
-#line 131 "parser.y"
-{ yyval.regexp = yyvsp[-1].regexp; }
+
+ case 23:
+#line 160 "parser.y"
+ { yyval.regexp = yyvsp[-1].regexp; }
break;
-}
-#line 705 "/usr/share/bison/bison.simple"
+ }
+
+/* Line 999 of yacc.c. */
+#line 1187 "y.tab.c"
\f
yyvsp -= yylen;
yyssp -= yylen;
-#if YYLSP_NEEDED
- yylsp -= yylen;
-#endif
-#if YYDEBUG
- if (yydebug)
- {
- short *yyssp1 = yyss - 1;
- YYFPRINTF (stderr, "state stack now");
- while (yyssp1 != yyssp)
- YYFPRINTF (stderr, " %d", *++yyssp1);
- YYFPRINTF (stderr, "\n");
- }
-#endif
+
+ YY_STACK_PRINT (yyss, yyssp);
*++yyvsp = yyval;
-#if YYLSP_NEEDED
- *++yylsp = yyloc;
-#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
yyn = yyr1[yyn];
- yystate = yypgoto[yyn - YYNTBASE] + *yyssp;
- if (yystate >= 0 && yystate <= YYLAST && yycheck[yystate] == *yyssp)
+ yystate = yypgoto[yyn - YYNTOKENS] + *yyssp;
+ if (0 <= yystate && yystate <= YYLAST && yycheck[yystate] == *yyssp)
yystate = yytable[yystate];
else
- yystate = yydefgoto[yyn - YYNTBASE];
+ yystate = yydefgoto[yyn - YYNTOKENS];
goto yynewstate;
if (!yyerrstatus)
{
++yynerrs;
-
-#ifdef YYERROR_VERBOSE
+#if YYERROR_VERBOSE
yyn = yypact[yystate];
- if (yyn > YYFLAG && yyn < YYLAST)
+ if (YYPACT_NINF < yyn && yyn < YYLAST)
{
YYSIZE_T yysize = 0;
+ int yytype = YYTRANSLATE (yychar);
char *yymsg;
int yyx, yycount;
YYCHECK. */
for (yyx = yyn < 0 ? -yyn : 0;
yyx < (int) (sizeof (yytname) / sizeof (char *)); yyx++)
- if (yycheck[yyx + yyn] == yyx)
+ if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
yysize += yystrlen (yytname[yyx]) + 15, yycount++;
- yysize += yystrlen ("parse error, unexpected ") + 1;
- yysize += yystrlen (yytname[YYTRANSLATE (yychar)]);
+ yysize += yystrlen ("syntax error, unexpected ") + 1;
+ yysize += yystrlen (yytname[yytype]);
yymsg = (char *) YYSTACK_ALLOC (yysize);
if (yymsg != 0)
{
- char *yyp = yystpcpy (yymsg, "parse error, unexpected ");
- yyp = yystpcpy (yyp, yytname[YYTRANSLATE (yychar)]);
+ char *yyp = yystpcpy (yymsg, "syntax error, unexpected ");
+ yyp = yystpcpy (yyp, yytname[yytype]);
if (yycount < 5)
{
for (yyx = yyn < 0 ? -yyn : 0;
yyx < (int) (sizeof (yytname) / sizeof (char *));
yyx++)
- if (yycheck[yyx + yyn] == yyx)
+ if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
{
const char *yyq = ! yycount ? ", expecting " : " or ";
yyp = yystpcpy (yyp, yyq);
YYSTACK_FREE (yymsg);
}
else
- yyerror ("parse error; also virtual memory exhausted");
+ yyerror ("syntax error; also virtual memory exhausted");
}
else
-#endif /* defined (YYERROR_VERBOSE) */
- yyerror ("parse error");
+#endif /* YYERROR_VERBOSE */
+ yyerror ("syntax error");
}
- goto yyerrlab1;
-/*--------------------------------------------------.
-| yyerrlab1 -- error raised explicitly by an action |
-`--------------------------------------------------*/
-yyerrlab1:
+
if (yyerrstatus == 3)
{
/* If just tried and failed to reuse lookahead token after an
error, discard it. */
- /* return failure if at end of input */
+ /* Return failure if at end of input. */
if (yychar == YYEOF)
- YYABORT;
- YYDPRINTF ((stderr, "Discarding token %d (%s).\n",
- yychar, yytname[yychar1]));
+ {
+ /* Pop the error token. */
+ YYPOPSTACK;
+ /* Pop the rest of the stack. */
+ while (yyss < yyssp)
+ {
+ YYDSYMPRINTF ("Error: popping", yystos[*yyssp], yyvsp, yylsp);
+ yydestruct (yystos[*yyssp], yyvsp);
+ YYPOPSTACK;
+ }
+ YYABORT;
+ }
+
+ YYDSYMPRINTF ("Error: discarding", yytoken, &yylval, &yylloc);
+ yydestruct (yytoken, &yylval);
yychar = YYEMPTY;
+
}
/* 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. |
-`-------------------------------------------------------------------*/
-yyerrdefault:
-#if 0
- /* This is wrong; only states that explicitly want error tokens
- should shift them. */
-
- /* If its default is to accept any token, ok. Otherwise pop it. */
- yyn = yydefact[yystate];
- if (yyn)
- goto yydefault;
-#endif
+ goto yyerrlab1;
-/*---------------------------------------------------------------.
-| yyerrpop -- pop the current state because it cannot handle the |
-| error token |
-`---------------------------------------------------------------*/
-yyerrpop:
- if (yyssp == yyss)
- YYABORT;
- yyvsp--;
- yystate = *--yyssp;
-#if YYLSP_NEEDED
- yylsp--;
-#endif
+/*----------------------------------------------------.
+| yyerrlab1 -- error raised explicitly by an action. |
+`----------------------------------------------------*/
+yyerrlab1:
+ yyerrstatus = 3; /* Each real token shifted decrements this. */
-#if YYDEBUG
- if (yydebug)
+ for (;;)
{
- short *yyssp1 = yyss - 1;
- YYFPRINTF (stderr, "Error: state stack now");
- while (yyssp1 != yyssp)
- YYFPRINTF (stderr, " %d", *++yyssp1);
- YYFPRINTF (stderr, "\n");
- }
-#endif
+ yyn = yypact[yystate];
+ if (yyn != YYPACT_NINF)
+ {
+ yyn += YYTERROR;
+ if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR)
+ {
+ yyn = yytable[yyn];
+ if (0 < yyn)
+ break;
+ }
+ }
-/*--------------.
-| yyerrhandle. |
-`--------------*/
-yyerrhandle:
- yyn = yypact[yystate];
- if (yyn == YYFLAG)
- goto yyerrdefault;
+ /* Pop the current state because it cannot handle the error token. */
+ if (yyssp == yyss)
+ YYABORT;
- yyn += YYTERROR;
- if (yyn < 0 || yyn > YYLAST || yycheck[yyn] != YYTERROR)
- goto yyerrdefault;
+ YYDSYMPRINTF ("Error: popping", yystos[*yyssp], yyvsp, yylsp);
+ yydestruct (yystos[yystate], yyvsp);
+ yyvsp--;
+ yystate = *--yyssp;
- yyn = yytable[yyn];
- if (yyn < 0)
- {
- if (yyn == YYFLAG)
- goto yyerrpop;
- yyn = -yyn;
- goto yyreduce;
+ YY_STACK_PRINT (yyss, yyssp);
}
- else if (yyn == 0)
- goto yyerrpop;
if (yyn == YYFINAL)
YYACCEPT;
YYDPRINTF ((stderr, "Shifting error token, "));
*++yyvsp = yylval;
-#if YYLSP_NEEDED
- *++yylsp = yylloc;
-#endif
+
yystate = yyn;
goto yynewstate;
yyresult = 1;
goto yyreturn;
-/*---------------------------------------------.
-| yyoverflowab -- parser overflow comes here. |
-`---------------------------------------------*/
+#ifndef yyoverflow
+/*----------------------------------------------.
+| yyoverflowlab -- parser overflow comes here. |
+`----------------------------------------------*/
yyoverflowlab:
yyerror ("parser stack overflow");
yyresult = 2;
/* Fall through. */
+#endif
yyreturn:
#ifndef yyoverflow
#endif
return yyresult;
}
-#line 134 "parser.y"
+
+
+#line 163 "parser.y"
extern "C" {
void parse(int i, ostream &o){
- o << "/* Generated by re2c " RE2C_VERSION " on ";
+ o << "/* Generated by re2c " PACKAGE_VERSION " on ";
time_t now = time(&now);
o.write(ctime(&now), 24);
o << " */\n";
line_source(in->line(), o);
}
}
+
projects / re2c / commitdiff