+++ /dev/null
-/* A Bison parser, made by GNU Bison 2.0. */
-
-/* Skeleton parser for Yacc-like parsing with Bison,
- Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004 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. */
-
-/* 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 {
- T_graph = 258,
- T_digraph = 259,
- T_strict = 260,
- T_node = 261,
- T_edge = 262,
- T_edgeop = 263,
- T_id = 264,
- T_subgraph = 265
- };
-#endif
-#define T_graph 258
-#define T_digraph 259
-#define T_strict 260
-#define T_node 261
-#define T_edge 262
-#define T_edgeop 263
-#define T_id 264
-#define T_subgraph 265
-
-
-
-
-/* Copy the first part of user declarations. */
-#line 17 "../../../cmd/lefty/dot2l/dotparse.y"
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include <stdio.h>
-typedef void *Tobj;
-
-#include "dot2l.h"
-
-#include <stdlib.h>
-#include <string.h>
-
-static char portstr[SMALLBUF];
-
-extern void yyerror(const char *fmt, ...);
-
-
-/* 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 0
-#endif
-
-#if ! defined (YYSTYPE) && ! defined (YYSTYPE_IS_DECLARED)
-#line 37 "../../../cmd/lefty/dot2l/dotparse.y"
-typedef union YYSTYPE {
- long i;
- char *s;
- void *o;
-} YYSTYPE;
-/* Line 190 of yacc.c. */
-#line 122 "y.tab.c"
-# define yystype YYSTYPE /* obsolescent; will be withdrawn */
-# define YYSTYPE_IS_DECLARED 1
-# define YYSTYPE_IS_TRIVIAL 1
-#endif
-
-
-
-/* Copy the second part of user declarations. */
-
-
-/* Line 213 of yacc.c. */
-#line 134 "y.tab.c"
-
-#if ! defined (yyoverflow) || YYERROR_VERBOSE
-
-# ifndef YYFREE
-# define YYFREE free
-# endif
-# ifndef YYMALLOC
-# define YYMALLOC malloc
-# endif
-
-/* 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
-# else
-# define YYSTACK_ALLOC alloca
-# endif
-# endif
-# endif
-
-# ifdef YYSTACK_ALLOC
- /* Pacify GCC's `empty if-body' warning. */
-# define YYSTACK_FREE(Ptr) do { /* empty */; } while (0)
-# else
-# if defined (__STDC__) || defined (__cplusplus)
-# include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
-# define YYSIZE_T size_t
-# endif
-# define YYSTACK_ALLOC YYMALLOC
-# define YYSTACK_FREE YYFREE
-# 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
-{
- short int yyss;
- YYSTYPE yyvs;
- };
-
-/* 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 (short int) + sizeof (YYSTYPE)) \
- + YYSTACK_GAP_MAXIMUM)
-
-/* 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 (0)
-# endif
-# endif
-
-/* 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) \
- do \
- { \
- YYSIZE_T yynewbytes; \
- YYCOPY (&yyptr->Stack, Stack, yysize); \
- Stack = &yyptr->Stack; \
- yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \
- yyptr += yynewbytes / sizeof (*yyptr); \
- } \
- while (0)
-
-#endif
-
-#if defined (__STDC__) || defined (__cplusplus)
- typedef signed char yysigned_char;
-#else
- typedef short int yysigned_char;
-#endif
-
-/* YYFINAL -- State number of the termination state. */
-#define YYFINAL 9
-/* YYLAST -- Last index in YYTABLE. */
-#define YYLAST 64
-
-/* YYNTOKENS -- Number of terminals. */
-#define YYNTOKENS 22
-/* YYNNTS -- Number of nonterminals. */
-#define YYNNTS 35
-/* YYNRULES -- Number of rules. */
-#define YYNRULES 63
-/* YYNRULES -- Number of states. */
-#define YYNSTATES 88
-
-/* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX. */
-#define YYUNDEFTOK 2
-#define YYMAXUTOK 265
-
-#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,
- 15, 17, 2, 2, 16, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 14, 13,
- 2, 21, 2, 2, 18, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 19, 2, 20, 2, 2, 2, 2, 2, 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, 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, 1, 2, 3, 4,
- 5, 6, 7, 8, 9, 10
-};
-
-#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, 11, 13, 14, 16, 19, 21,
- 24, 26, 27, 29, 32, 34, 37, 39, 41, 43,
- 45, 46, 50, 53, 55, 56, 57, 63, 64, 65,
- 71, 74, 75, 80, 83, 84, 89, 90, 92, 94,
- 97, 100, 103, 110, 113, 114, 118, 120, 122, 124,
- 126, 128, 131, 132, 136, 140, 141, 145, 146, 148,
- 153, 154, 159, 161
-};
-
-/* YYRHS -- A `-1'-separated list of the rules' RHS. */
-static const yysigned_char yyrhs[] =
-{
- 23, 0, -1, -1, 25, 9, 24, 11, 26, 12,
- -1, 1, -1, -1, 3, -1, 5, 3, -1, 4,
- -1, 5, 4, -1, 27, -1, -1, 28, -1, 27,
- 28, -1, 29, -1, 29, 13, -1, 30, -1, 34,
- -1, 45, -1, 54, -1, -1, 32, 31, 48, -1,
- 33, 42, -1, 9, -1, -1, -1, 32, 35, 39,
- 36, 48, -1, -1, -1, 54, 37, 39, 38, 48,
- -1, 8, 32, -1, -1, 8, 32, 40, 39, -1,
- 8, 54, -1, -1, 8, 54, 41, 39, -1, -1,
- 43, -1, 44, -1, 44, 43, -1, 43, 44, -1,
- 14, 9, -1, 14, 15, 9, 16, 9, 17, -1,
- 18, 9, -1, -1, 47, 46, 50, -1, 52, -1,
- 3, -1, 6, -1, 7, -1, 49, -1, 49, 50,
- -1, -1, 19, 51, 20, -1, 52, 53, 51, -1,
- -1, 9, 21, 9, -1, -1, 16, -1, 56, 11,
- 26, 12, -1, -1, 11, 55, 26, 12, -1, 56,
- -1, 10, 9, -1
-};
-
-/* YYRLINE[YYN] -- source line where rule number YYN was defined. */
-static const unsigned char yyrline[] =
-{
- 0, 52, 52, 51, 55, 58, 61, 63, 65, 67,
- 71, 72, 75, 76, 79, 80, 83, 84, 85, 86,
- 89, 89, 93, 97, 102, 104, 101, 108, 110, 107,
- 115, 118, 117, 119, 122, 121, 125, 126, 127, 128,
- 129, 132, 136, 145, 152, 151, 155, 159, 161, 163,
- 167, 170, 171, 174, 177, 178, 181, 185, 186, 189,
- 191, 191, 193, 197
-};
-#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", "T_graph", "T_digraph", "T_strict",
- "T_node", "T_edge", "T_edgeop", "T_id", "T_subgraph", "'{'", "'}'",
- "';'", "':'", "'('", "','", "')'", "'@'", "'['", "']'", "'='", "$accept",
- "file", "@1", "graph_type", "stmt_list", "stmt_list1", "stmt", "stmt1",
- "node_stmt", "@2", "node_id", "node_name", "edge_stmt", "@3", "@4", "@5",
- "@6", "edgeRHS", "@7", "@8", "node_port", "port_location", "port_angle",
- "attr_stmt", "@9", "attr_class", "opt_attr_list", "rec_attr_list",
- "attr_list", "inside_attr_list", "attr_set", "optcomma", "subg_stmt",
- "@10", "subg_hdr", 0
-};
-#endif
-
-# ifdef YYPRINT
-/* YYTOKNUM[YYLEX-NUM] -- Internal token number corresponding to
- token YYLEX-NUM. */
-static const unsigned short int yytoknum[] =
-{
- 0, 256, 257, 258, 259, 260, 261, 262, 263, 264,
- 265, 123, 125, 59, 58, 40, 44, 41, 64, 91,
- 93, 61
-};
-# endif
-
-/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives. */
-static const unsigned char yyr1[] =
-{
- 0, 22, 24, 23, 23, 23, 25, 25, 25, 25,
- 26, 26, 27, 27, 28, 28, 29, 29, 29, 29,
- 31, 30, 32, 33, 35, 36, 34, 37, 38, 34,
- 39, 40, 39, 39, 41, 39, 42, 42, 42, 42,
- 42, 43, 43, 44, 46, 45, 45, 47, 47, 47,
- 48, 49, 49, 50, 51, 51, 52, 53, 53, 54,
- 55, 54, 54, 56
-};
-
-/* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN. */
-static const unsigned char yyr2[] =
-{
- 0, 2, 0, 6, 1, 0, 1, 2, 1, 2,
- 1, 0, 1, 2, 1, 2, 1, 1, 1, 1,
- 0, 3, 2, 1, 0, 0, 5, 0, 0, 5,
- 2, 0, 4, 2, 0, 4, 0, 1, 1, 2,
- 2, 2, 6, 2, 0, 3, 1, 1, 1, 1,
- 1, 2, 0, 3, 3, 0, 3, 0, 1, 4,
- 0, 4, 1, 2
-};
-
-/* 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[] =
-{
- 0, 4, 6, 8, 0, 0, 0, 7, 9, 1,
- 2, 0, 11, 47, 48, 49, 23, 0, 60, 0,
- 10, 12, 14, 16, 20, 36, 17, 18, 44, 46,
- 19, 62, 0, 63, 11, 3, 13, 15, 52, 0,
- 0, 0, 22, 37, 38, 0, 0, 11, 56, 0,
- 21, 50, 0, 25, 41, 0, 43, 40, 39, 55,
- 45, 28, 0, 61, 51, 23, 30, 33, 52, 0,
- 0, 0, 57, 52, 59, 0, 0, 26, 0, 53,
- 58, 55, 29, 32, 35, 0, 54, 42
-};
-
-/* YYDEFGOTO[NTERM-NUM]. */
-static const yysigned_char yydefgoto[] =
-{
- -1, 5, 11, 6, 19, 20, 21, 22, 23, 38,
- 24, 25, 26, 39, 68, 46, 73, 53, 75, 76,
- 42, 43, 44, 27, 45, 28, 50, 51, 60, 71,
- 29, 81, 30, 34, 31
-};
-
-/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
- STATE-NUM. */
-#define YYPACT_NINF -59
-static const yysigned_char yypact[] =
-{
- 16, -59, -59, -59, 1, 12, 15, -59, -59, -59,
- -59, 14, 0, -59, -59, -59, 6, 19, -59, 23,
- 0, -59, 21, -59, 28, 8, -59, -59, -59, -59,
- 29, 27, 30, -59, 0, -59, -59, -59, -59, 32,
- -1, 33, -59, 25, 31, 34, 32, 0, -59, 35,
- -59, 34, 22, -59, -59, 37, -59, -59, -59, 39,
- -59, -59, 38, -59, -59, -59, 36, 41, -59, 40,
- 6, 42, 43, -59, -59, 32, 32, -59, 45, -59,
- -59, 39, -59, -59, -59, 24, -59, -59
-};
-
-/* YYPGOTO[NTERM-NUM]. */
-static const yysigned_char yypgoto[] =
-{
- -59, -59, -59, -59, -32, -59, 44, -59, -59, -59,
- 3, -59, -59, -59, -59, -59, -59, -46, -59, -59,
- -59, 7, 9, -59, -59, -59, -55, -59, 10, -24,
- -58, -59, 11, -59, -59
-};
-
-/* 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 -35
-static const yysigned_char yytable[] =
-{
- 61, 72, 49, 13, 7, 8, 14, 15, 54, 16,
- 17, 18, 9, 77, 55, 62, -5, 1, 82, 2,
- 3, 4, 40, 72, 10, 12, 41, 32, 33, 83,
- 84, 65, 17, 18, 37, 35, -24, -27, 47, 48,
- 52, 87, 56, 41, -31, 40, 69, 63, 70, -34,
- 74, 58, 57, 59, 85, 66, 78, 86, 0, 80,
- 0, 64, 79, 67, 36
-};
-
-static const yysigned_char yycheck[] =
-{
- 46, 59, 34, 3, 3, 4, 6, 7, 9, 9,
- 10, 11, 0, 68, 15, 47, 0, 1, 73, 3,
- 4, 5, 14, 81, 9, 11, 18, 21, 9, 75,
- 76, 9, 10, 11, 13, 12, 8, 8, 11, 9,
- 8, 17, 9, 18, 8, 14, 9, 12, 9, 8,
- 12, 44, 43, 19, 9, 52, 16, 81, -1, 16,
- -1, 51, 20, 52, 20
-};
-
-/* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
- symbol of state STATE-NUM. */
-static const unsigned char yystos[] =
-{
- 0, 1, 3, 4, 5, 23, 25, 3, 4, 0,
- 9, 24, 11, 3, 6, 7, 9, 10, 11, 26,
- 27, 28, 29, 30, 32, 33, 34, 45, 47, 52,
- 54, 56, 21, 9, 55, 12, 28, 13, 31, 35,
- 14, 18, 42, 43, 44, 46, 37, 11, 9, 26,
- 48, 49, 8, 39, 9, 15, 9, 44, 43, 19,
- 50, 39, 26, 12, 50, 9, 32, 54, 36, 9,
- 9, 51, 52, 38, 12, 40, 41, 48, 16, 20,
- 16, 53, 48, 39, 39, 9, 51, 17
-};
-
-#if ! defined (YYSIZE_T) && defined (__SIZE_TYPE__)
-# define YYSIZE_T __SIZE_TYPE__
-#endif
-#if ! defined (YYSIZE_T) && defined (size_t)
-# define YYSIZE_T size_t
-#endif
-#if ! defined (YYSIZE_T)
-# if defined (__STDC__) || defined (__cplusplus)
-# include <stddef.h> /* INFRINGES ON USER NAME SPACE */
-# define YYSIZE_T size_t
-# endif
-#endif
-#if ! defined (YYSIZE_T)
-# define YYSIZE_T unsigned int
-#endif
-
-#define yyerrok (yyerrstatus = 0)
-#define yyclearin (yychar = YYEMPTY)
-#define YYEMPTY (-2)
-#define YYEOF 0
-
-#define YYACCEPT goto yyacceptlab
-#define YYABORT goto yyabortlab
-#define YYERROR goto 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. */
-
-#define YYFAIL goto yyerrlab
-
-#define YYRECOVERING() (!!yyerrstatus)
-
-#define YYBACKUP(Token, Value) \
-do \
- if (yychar == YYEMPTY && yylen == 1) \
- { \
- yychar = (Token); \
- yylval = (Value); \
- yytoken = YYTRANSLATE (yychar); \
- YYPOPSTACK; \
- goto yybackup; \
- } \
- else \
- { \
- yyerror ("syntax error: cannot back up");\
- YYERROR; \
- } \
-while (0)
-
-
-#define YYTERROR 1
-#define YYERRCODE 256
-
-
-/* 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 (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 (0)
-#endif
-
-
-/* YY_LOCATION_PRINT -- Print the location on the stream.
- This macro was not mandated originally: define only if we know
- we won't break user code: when these are the locations we know. */
-
-#ifndef YY_LOCATION_PRINT
-# if YYLTYPE_IS_TRIVIAL
-# define YY_LOCATION_PRINT(File, Loc) \
- fprintf (File, "%d.%d-%d.%d", \
- (Loc).first_line, (Loc).first_column, \
- (Loc).last_line, (Loc).last_column)
-# else
-# define YY_LOCATION_PRINT(File, Loc) ((void) 0)
-# endif
-#endif
-
-
-/* YYLEX -- calling `yylex' with the right arguments. */
-
-#ifdef YYLEX_PARAM
-# define YYLEX yylex (YYLEX_PARAM)
-#else
-# define YYLEX yylex ()
-#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 (0)
-
-# define YY_SYMBOL_PRINT(Title, Type, Value, Location) \
-do { \
- if (yydebug) \
- { \
- YYFPRINTF (stderr, "%s ", Title); \
- yysymprint (stderr, \
- Type, Value); \
- YYFPRINTF (stderr, "\n"); \
- } \
-} while (0)
-
-/*------------------------------------------------------------------.
-| yy_stack_print -- Print the state stack from its BOTTOM up to its |
-| TOP (included). |
-`------------------------------------------------------------------*/
-
-#if defined (__STDC__) || defined (__cplusplus)
-static void
-yy_stack_print (short int *bottom, short int *top)
-#else
-static void
-yy_stack_print (bottom, top)
- short int *bottom;
- short int *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 yylno = yyrline[yyrule];
- YYFPRINTF (stderr, "Reducing stack by rule %d (line %u), ",
- yyrule - 1, yylno);
- /* 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 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
- SIZE_MAX < YYSTACK_BYTES (YYMAXDEPTH)
- evaluated with infinite-precision integer arithmetic. */
-
-#ifndef YYMAXDEPTH
-# define YYMAXDEPTH 10000
-#endif
-
-\f
-
-#if YYERROR_VERBOSE
-
-# ifndef yystrlen
-# if defined (__GLIBC__) && defined (_STRING_H)
-# define yystrlen strlen
-# else
-/* Return the length of YYSTR. */
-static YYSIZE_T
-# if defined (__STDC__) || defined (__cplusplus)
-yystrlen (const char *yystr)
-# else
-yystrlen (yystr)
- const char *yystr;
-# endif
-{
- const char *yys = yystr;
-
- while (*yys++ != '\0')
- continue;
-
- return yys - yystr - 1;
-}
-# endif
-# endif
-
-# ifndef yystpcpy
-# if defined (__GLIBC__) && defined (_STRING_H) && defined (_GNU_SOURCE)
-# define yystpcpy stpcpy
-# else
-/* Copy YYSRC to YYDEST, returning the address of the terminating '\0' in
- YYDEST. */
-static char *
-# if defined (__STDC__) || defined (__cplusplus)
-yystpcpy (char *yydest, const char *yysrc)
-# else
-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
-
-#endif /* !YYERROR_VERBOSE */
-
-\f
-
-#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;
-
- if (yytype < YYNTOKENS)
- YYFPRINTF (yyoutput, "token %s (", yytname[yytype]);
- else
- YYFPRINTF (yyoutput, "nterm %s (", yytname[yytype]);
-
-
-# ifdef YYPRINT
- if (yytype < YYNTOKENS)
- YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep);
-# endif
- switch (yytype)
- {
- default:
- break;
- }
- YYFPRINTF (yyoutput, ")");
-}
-
-#endif /* ! YYDEBUG */
-/*-----------------------------------------------.
-| Release the memory associated to this symbol. |
-`-----------------------------------------------*/
-
-#if defined (__STDC__) || defined (__cplusplus)
-static void
-yydestruct (const char *yymsg, int yytype, YYSTYPE *yyvaluep)
-#else
-static void
-yydestruct (yymsg, yytype, yyvaluep)
- const char *yymsg;
- int yytype;
- YYSTYPE *yyvaluep;
-#endif
-{
- /* Pacify ``unused variable'' warnings. */
- (void) yyvaluep;
-
- if (!yymsg)
- yymsg = "Deleting";
- YY_SYMBOL_PRINT (yymsg, yytype, yyvaluep, yylocationp);
-
- switch (yytype)
- {
-
- default:
- break;
- }
-}
-\f
-
-/* 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 (void);
-#else
-int yyparse ();
-#endif
-#endif /* ! YYPARSE_PARAM */
-
-
-
-/* The look-ahead symbol. */
-int yychar;
-
-/* The semantic value of the look-ahead symbol. */
-YYSTYPE yylval;
-
-/* Number of syntax errors so far. */
-int yynerrs;
-
-
-
-/*----------.
-| 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 (void)
-#else
-int
-yyparse ()
-
-#endif
-#endif
-{
-
- int yystate;
- int yyn;
- int yyresult;
- /* Number of tokens to shift before error messages enabled. */
- int yyerrstatus;
- /* Look-ahead token as an internal (translated) token number. */
- int yytoken = 0;
-
- /* Three stacks and their tools:
- `yyss': related to states,
- `yyvs': related to semantic values,
- `yyls': related to locations.
-
- Refer to the stacks through separate pointers, to allow yyoverflow
- to reallocate them elsewhere. */
-
- /* The state stack. */
- short int yyssa[YYINITDEPTH];
- short int *yyss = yyssa;
- short int *yyssp;
-
- /* The semantic value stack. */
- YYSTYPE yyvsa[YYINITDEPTH];
- YYSTYPE *yyvs = yyvsa;
- YYSTYPE *yyvsp;
-
-
-
-#define YYPOPSTACK (yyvsp--, yyssp--)
-
- YYSIZE_T yystacksize = YYINITDEPTH;
-
- /* The variables used to return semantic value and location from the
- action routines. */
- YYSTYPE yyval;
-
-
- /* When reducing, the number of symbols on the RHS of the reduced
- rule. */
- int yylen;
-
- 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;
-
-
- yyvsp[0] = yylval;
-
- 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;
- short int *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 ("parser stack overflow",
- &yyss1, yysize * sizeof (*yyssp),
- &yyvs1, yysize * sizeof (*yyvsp),
-
- &yystacksize);
-
- yyss = yyss1;
- yyvs = yyvs1;
- }
-#else /* no yyoverflow */
-# ifndef YYSTACK_RELOCATE
- goto yyoverflowlab;
-# else
- /* Extend the stack our own way. */
- if (YYMAXDEPTH <= yystacksize)
- goto yyoverflowlab;
- yystacksize *= 2;
- if (YYMAXDEPTH < yystacksize)
- yystacksize = YYMAXDEPTH;
-
- {
- short int *yyss1 = yyss;
- union yyalloc *yyptr =
- (union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize));
- if (! yyptr)
- goto yyoverflowlab;
- YYSTACK_RELOCATE (yyss);
- YYSTACK_RELOCATE (yyvs);
-
-# undef YYSTACK_RELOCATE
- if (yyss1 != yyssa)
- YYSTACK_FREE (yyss1);
- }
-# endif
-#endif /* 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));
-
- goto yybackup;
-
-/*-----------.
-| yybackup. |
-`-----------*/
-yybackup:
-
-/* Do appropriate processing given the current state. */
-/* Read a look-ahead token if we need one and don't already have one. */
-/* yyresume: */
-
- /* First try to decide what to do without reference to look-ahead token. */
-
- yyn = yypact[yystate];
- if (yyn == YYPACT_NINF)
- goto yydefault;
-
- /* Not known => get a look-ahead token if don't already have one. */
-
- /* YYCHAR is either YYEMPTY or YYEOF or a valid look-ahead 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 (yyn == 0 || yyn == YYTABLE_NINF)
- goto yyerrlab;
- yyn = -yyn;
- goto yyreduce;
- }
-
- if (yyn == YYFINAL)
- YYACCEPT;
-
- /* Shift the look-ahead token. */
- YY_SYMBOL_PRINT ("Shifting", yytoken, &yylval, &yylloc);
-
- /* Discard the token being shifted unless it is eof. */
- if (yychar != YYEOF)
- yychar = YYEMPTY;
-
- *++yyvsp = yylval;
-
-
- /* Count tokens shifted since error; after three, turn off error
- status. */
- if (yyerrstatus)
- yyerrstatus--;
-
- yystate = yyn;
- 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 52 "../../../cmd/lefty/dot2l/dotparse.y"
- { D2Lbegin ((yyvsp[0].s)); free ((yyvsp[0].s)); }
- break;
-
- case 3:
-#line 54 "../../../cmd/lefty/dot2l/dotparse.y"
- { D2Lend (); }
- break;
-
- case 4:
-#line 56 "../../../cmd/lefty/dot2l/dotparse.y"
- { D2Labort (); }
- break;
-
- case 5:
-#line 58 "../../../cmd/lefty/dot2l/dotparse.y"
- { D2Labort (); }
- break;
-
- case 6:
-#line 62 "../../../cmd/lefty/dot2l/dotparse.y"
- { gtype = "graph"; etype = "--"; }
- break;
-
- case 7:
-#line 64 "../../../cmd/lefty/dot2l/dotparse.y"
- { gtype = "strict graph"; etype = "--"; }
- break;
-
- case 8:
-#line 66 "../../../cmd/lefty/dot2l/dotparse.y"
- { gtype = "digraph"; etype = "->"; }
- break;
-
- case 9:
-#line 68 "../../../cmd/lefty/dot2l/dotparse.y"
- { gtype = "strict digraph"; etype = "->"; }
- break;
-
- case 19:
-#line 86 "../../../cmd/lefty/dot2l/dotparse.y"
- {}
- break;
-
- case 20:
-#line 89 "../../../cmd/lefty/dot2l/dotparse.y"
- { attrclass = NODE; portstr[0] = '\000'; }
- break;
-
- case 21:
-#line 90 "../../../cmd/lefty/dot2l/dotparse.y"
- { attrclass = GRAPH; }
- break;
-
- case 22:
-#line 94 "../../../cmd/lefty/dot2l/dotparse.y"
- { (yyval.o) = (yyvsp[-1].o); }
- break;
-
- case 23:
-#line 98 "../../../cmd/lefty/dot2l/dotparse.y"
- { (yyval.o) = D2Linsertnode ((yyvsp[0].s)); free ((yyvsp[0].s)); }
- break;
-
- case 24:
-#line 102 "../../../cmd/lefty/dot2l/dotparse.y"
- { D2Lbeginedge (NODE, (yyvsp[0].o), portstr); portstr[0] = '\000'; }
- break;
-
- case 25:
-#line 104 "../../../cmd/lefty/dot2l/dotparse.y"
- { attrclass = EDGE; }
- break;
-
- case 26:
-#line 106 "../../../cmd/lefty/dot2l/dotparse.y"
- { D2Lendedge (); attrclass = GRAPH; }
- break;
-
- case 27:
-#line 108 "../../../cmd/lefty/dot2l/dotparse.y"
- { D2Lbeginedge (GRAPH, (yyvsp[0].o), ""); }
- break;
-
- case 28:
-#line 110 "../../../cmd/lefty/dot2l/dotparse.y"
- { attrclass = EDGE; }
- break;
-
- case 29:
-#line 112 "../../../cmd/lefty/dot2l/dotparse.y"
- { D2Lendedge (); attrclass = GRAPH; }
- break;
-
- case 30:
-#line 116 "../../../cmd/lefty/dot2l/dotparse.y"
- { D2Lmidedge (NODE, (yyvsp[0].o), portstr); portstr[0] = '\000'; }
- break;
-
- case 31:
-#line 118 "../../../cmd/lefty/dot2l/dotparse.y"
- { D2Lmidedge (NODE, (yyvsp[0].o), portstr); portstr[0] = '\000'; }
- break;
-
- case 33:
-#line 120 "../../../cmd/lefty/dot2l/dotparse.y"
- { D2Lmidedge (GRAPH, (yyvsp[0].o), ""); portstr[0] = '\000'; }
- break;
-
- case 34:
-#line 122 "../../../cmd/lefty/dot2l/dotparse.y"
- { D2Lmidedge (GRAPH, (yyvsp[0].o), ""); portstr[0] = '\000'; }
- break;
-
- case 41:
-#line 133 "../../../cmd/lefty/dot2l/dotparse.y"
- {
- strcat (portstr, (yyvsp[0].s)); free ((yyvsp[0].s));
- }
- break;
-
- case 42:
-#line 137 "../../../cmd/lefty/dot2l/dotparse.y"
- {
- strcat (portstr, "("); strcat (portstr, (yyvsp[-3].s));
- strcat (portstr, ","); strcat (portstr, (yyvsp[-1].s));
- strcat (portstr, ")");
- free ((yyvsp[-3].s)), free ((yyvsp[-1].s));
- }
- break;
-
- case 43:
-#line 146 "../../../cmd/lefty/dot2l/dotparse.y"
- {
- strcat (portstr, "@"); strcat (portstr, (yyvsp[0].s)); free ((yyvsp[0].s));
- }
- break;
-
- case 44:
-#line 152 "../../../cmd/lefty/dot2l/dotparse.y"
- { inattrstmt = TRUE; }
- break;
-
- case 45:
-#line 154 "../../../cmd/lefty/dot2l/dotparse.y"
- { attrclass = GRAPH; inattrstmt = FALSE; }
- break;
-
- case 46:
-#line 156 "../../../cmd/lefty/dot2l/dotparse.y"
- { attrclass = GRAPH; }
- break;
-
- case 47:
-#line 160 "../../../cmd/lefty/dot2l/dotparse.y"
- { attrclass = GRAPH; }
- break;
-
- case 48:
-#line 162 "../../../cmd/lefty/dot2l/dotparse.y"
- { attrclass = NODE; }
- break;
-
- case 49:
-#line 164 "../../../cmd/lefty/dot2l/dotparse.y"
- { attrclass = EDGE; }
- break;
-
- case 56:
-#line 182 "../../../cmd/lefty/dot2l/dotparse.y"
- { D2Lsetattr ((yyvsp[-2].s), (yyvsp[0].s)); free ((yyvsp[-2].s)); free ((yyvsp[0].s)); }
- break;
-
- case 59:
-#line 190 "../../../cmd/lefty/dot2l/dotparse.y"
- { (yyval.o) = D2Lpopgraph (); }
- break;
-
- case 60:
-#line 191 "../../../cmd/lefty/dot2l/dotparse.y"
- { D2Lpushgraph (NULL); }
- break;
-
- case 61:
-#line 192 "../../../cmd/lefty/dot2l/dotparse.y"
- { (yyval.o) = D2Lpopgraph (); }
- break;
-
- case 62:
-#line 194 "../../../cmd/lefty/dot2l/dotparse.y"
- { (yyval.o) = D2Lpopgraph (); }
- break;
-
- case 63:
-#line 198 "../../../cmd/lefty/dot2l/dotparse.y"
- { D2Lpushgraph ((yyvsp[0].s)); free ((yyvsp[0].s)); }
- break;
-
-
- }
-
-/* Line 1037 of yacc.c. */
-#line 1319 "y.tab.c"
-\f
- yyvsp -= yylen;
- yyssp -= yylen;
-
-
- 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:
- /* If not already recovering from an error, report this error. */
- if (!yyerrstatus)
- {
- ++yynerrs;
-#if YYERROR_VERBOSE
- yyn = yypact[yystate];
-
- if (YYPACT_NINF < yyn && yyn < YYLAST)
- {
- YYSIZE_T yysize = 0;
- int yytype = YYTRANSLATE (yychar);
- const char* yyprefix;
- char *yymsg;
- int yyx;
-
- /* Start YYX at -YYN if negative to avoid negative indexes in
- YYCHECK. */
- int yyxbegin = yyn < 0 ? -yyn : 0;
-
- /* Stay within bounds of both yycheck and yytname. */
- int yychecklim = YYLAST - yyn;
- int yyxend = yychecklim < YYNTOKENS ? yychecklim : YYNTOKENS;
- int yycount = 0;
-
- yyprefix = ", expecting ";
- for (yyx = yyxbegin; yyx < yyxend; ++yyx)
- if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
- {
- yysize += yystrlen (yyprefix) + yystrlen (yytname [yyx]);
- yycount += 1;
- if (yycount == 5)
- {
- yysize = 0;
- break;
- }
- }
- yysize += (sizeof ("syntax error, unexpected ")
- + yystrlen (yytname[yytype]));
- yymsg = (char *) YYSTACK_ALLOC (yysize);
- if (yymsg != 0)
- {
- char *yyp = yystpcpy (yymsg, "syntax error, unexpected ");
- yyp = yystpcpy (yyp, yytname[yytype]);
-
- if (yycount < 5)
- {
- yyprefix = ", expecting ";
- for (yyx = yyxbegin; yyx < yyxend; ++yyx)
- if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
- {
- yyp = yystpcpy (yyp, yyprefix);
- yyp = yystpcpy (yyp, yytname[yyx]);
- yyprefix = " or ";
- }
- }
- yyerror (yymsg);
- YYSTACK_FREE (yymsg);
- }
- else
- yyerror ("syntax error; also virtual memory exhausted");
- }
- else
-#endif /* YYERROR_VERBOSE */
- yyerror ("syntax error");
- }
-
-
-
- if (yyerrstatus == 3)
- {
- /* If just tried and failed to reuse look-ahead token after an
- error, discard it. */
-
- if (yychar <= YYEOF)
- {
- /* If at end of input, pop the error token,
- then the rest of the stack, then return failure. */
- if (yychar == YYEOF)
- for (;;)
- {
-
- YYPOPSTACK;
- if (yyssp == yyss)
- YYABORT;
- yydestruct ("Error: popping",
- yystos[*yyssp], yyvsp);
- }
- }
- else
- {
- yydestruct ("Error: discarding", yytoken, &yylval);
- yychar = YYEMPTY;
- }
- }
-
- /* Else will try to reuse look-ahead token after shifting the error
- token. */
- goto yyerrlab1;
-
-
-/*---------------------------------------------------.
-| yyerrorlab -- error raised explicitly by YYERROR. |
-`---------------------------------------------------*/
-yyerrorlab:
-
-#ifdef __GNUC__
- /* Pacify GCC when the user code never invokes YYERROR and the label
- yyerrorlab therefore never appears in user code. */
- if (0)
- goto yyerrorlab;
-#endif
-
-yyvsp -= yylen;
- yyssp -= yylen;
- 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 (yyn != YYPACT_NINF)
- {
- 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);
- YYPOPSTACK;
- yystate = *yyssp;
- YY_STACK_PRINT (yyss, yyssp);
- }
-
- if (yyn == YYFINAL)
- YYACCEPT;
-
- *++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:
- yydestruct ("Error: discarding lookahead",
- yytoken, &yylval);
- yychar = YYEMPTY;
- yyresult = 1;
- goto yyreturn;
-
-#ifndef yyoverflow
-/*----------------------------------------------.
-| yyoverflowlab -- parser overflow comes here. |
-`----------------------------------------------*/
-yyoverflowlab:
- yyerror ("parser stack overflow");
- yyresult = 2;
- /* Fall through. */
-#endif
-
-yyreturn:
-#ifndef yyoverflow
- if (yyss != yyssa)
- YYSTACK_FREE (yyss);
-#endif
- return yyresult;
-}
-
-
-
projects / graphviz / commitdiff