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authorwhy <why@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2003-05-09 21:25:50 +0000
committerwhy <why@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2003-05-09 21:25:50 +0000
commit55f4dc4c9a5345c28d0da750d1ee00fbb0870885 (patch)
tree904359659b75882365348decb2ca0789ca1ac803 /ext/syck/gram.c
parent605adb86e2c2889c13e07cadf328f8032eebae7c (diff)
Initial checkin of YAML substances.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@3772 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext/syck/gram.c')
-rw-r--r--ext/syck/gram.c1494
1 files changed, 1494 insertions, 0 deletions
diff --git a/ext/syck/gram.c b/ext/syck/gram.c
new file mode 100644
index 00000000000..5ea28ce6214
--- /dev/null
+++ b/ext/syck/gram.c
@@ -0,0 +1,1494 @@
+/* A Bison parser, made from gram.y, by GNU bison 1.75. */
+
+/* Skeleton parser for Yacc-like parsing with 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. */
+
+/* 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
+
+/* Pure parsers. */
+#define YYPURE 1
+
+/* 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 {
+ ANCHOR = 258,
+ ALIAS = 259,
+ TRANSFER = 260,
+ ITRANSFER = 261,
+ WORD = 262,
+ PLAIN = 263,
+ BLOCK = 264,
+ DOCSEP = 265,
+ IOPEN = 266,
+ INDENT = 267,
+ IEND = 268
+ };
+#endif
+#define ANCHOR 258
+#define ALIAS 259
+#define TRANSFER 260
+#define ITRANSFER 261
+#define WORD 262
+#define PLAIN 263
+#define BLOCK 264
+#define DOCSEP 265
+#define IOPEN 266
+#define INDENT 267
+#define IEND 268
+
+
+
+
+/* Copy the first part of user declarations. */
+#line 14 "gram.y"
+
+
+#include "syck.h"
+
+#define YYPARSE_PARAM parser
+#define YYLEX_PARAM parser
+
+
+
+/* Enabling traces. */
+#ifndef YYDEBUG
+# define YYDEBUG 1
+#endif
+
+/* Enabling verbose error messages. */
+#ifdef YYERROR_VERBOSE
+# undef YYERROR_VERBOSE
+# define YYERROR_VERBOSE 1
+#else
+# define YYERROR_VERBOSE 0
+#endif
+
+#ifndef YYSTYPE
+#line 23 "gram.y"
+typedef union {
+ SYMID nodeId;
+ SyckNode *nodeData;
+ char *name;
+} yystype;
+/* Line 193 of /usr/local/share/bison/yacc.c. */
+#line 114 "y.tab.c"
+# define YYSTYPE yystype
+# define YYSTYPE_IS_TRIVIAL 1
+#endif
+
+#ifndef YYLTYPE
+typedef struct yyltype
+{
+ int first_line;
+ int first_column;
+ int last_line;
+ int last_column;
+} yyltype;
+# define YYLTYPE yyltype
+# define YYLTYPE_IS_TRIVIAL 1
+#endif
+
+/* Copy the second part of user declarations. */
+
+
+/* Line 213 of /usr/local/share/bison/yacc.c. */
+#line 135 "y.tab.c"
+
+#if ! defined (yyoverflow) || YYERROR_VERBOSE
+
+/* The parser invokes alloca or malloc; define the necessary symbols. */
+
+# if YYSTACK_USE_ALLOCA
+# define YYSTACK_ALLOC alloca
+# else
+# ifndef YYSTACK_USE_ALLOCA
+# if defined (alloca) || defined (_ALLOCA_H)
+# define YYSTACK_ALLOC alloca
+# else
+# ifdef __GNUC__
+# define YYSTACK_ALLOC __builtin_alloca
+# endif
+# endif
+# endif
+# endif
+
+# ifdef YYSTACK_ALLOC
+ /* 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 malloc
+# define YYSTACK_FREE free
+# endif
+#endif /* ! defined (yyoverflow) || YYERROR_VERBOSE */
+
+
+#if (! defined (yyoverflow) \
+ && (! defined (__cplusplus) \
+ || (YYLTYPE_IS_TRIVIAL && YYSTYPE_IS_TRIVIAL)))
+
+/* A type that is properly aligned for any stack member. */
+union yyalloc
+{
+ short yyss;
+ YYSTYPE yyvs;
+ };
+
+/* The size of the maximum gap between one aligned stack and the next. */
+# define YYSTACK_GAP_MAX (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) + sizeof (YYSTYPE)) \
+ + YYSTACK_GAP_MAX)
+
+/* Copy COUNT objects from FROM to TO. The source and destination do
+ not overlap. */
+# ifndef YYCOPY
+# if 1 < __GNUC__
+# define YYCOPY(To, From, Count) \
+ __builtin_memcpy (To, From, (Count) * sizeof (*(From)))
+# else
+# define YYCOPY(To, From, Count) \
+ do \
+ { \
+ register YYSIZE_T yyi; \
+ for (yyi = 0; yyi < (Count); yyi++) \
+ (To)[yyi] = (From)[yyi]; \
+ } \
+ while (0)
+# endif
+# endif
+
+/* 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_MAX; \
+ 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 32
+#define YYLAST 132
+
+/* YYNTOKENS -- Number of terminals. */
+#define YYNTOKENS 23
+/* YYNNTS -- Number of nonterminals. */
+#define YYNNTS 21
+/* YYNRULES -- Number of rules. */
+#define YYNRULES 46
+/* YYNRULES -- Number of states. */
+#define YYNSTATES 73
+
+/* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX. */
+#define YYUNDEFTOK 2
+#define YYMAXUTOK 268
+
+#define YYTRANSLATE(X) \
+ ((unsigned)(X) <= YYMAXUTOK ? yytranslate[X] : 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,
+ 2, 2, 2, 16, 21, 14, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 15, 2,
+ 2, 2, 2, 22, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 17, 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,
+ 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, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 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
+};
+
+#if YYDEBUG
+/* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in
+ YYRHS. */
+static const unsigned char yyprhs[] =
+{
+ 0, 0, 3, 5, 8, 9, 11, 13, 16, 18,
+ 22, 24, 25, 27, 30, 32, 34, 37, 40, 42,
+ 44, 47, 49, 51, 53, 55, 57, 61, 64, 66,
+ 70, 73, 77, 80, 82, 86, 90, 94, 96, 102,
+ 104, 108, 111, 115, 119, 122, 124
+};
+
+/* YYRHS -- A `-1'-separated list of the rules' RHS. */
+static const yysigned_char yyrhs[] =
+{
+ 24, 0, -1, 31, -1, 10, 25, -1, -1, 30,
+ -1, 31, -1, 3, 25, -1, 4, -1, 27, 25,
+ 28, -1, 25, -1, -1, 11, -1, 27, 12, -1,
+ 13, -1, 12, -1, 5, 30, -1, 6, 30, -1,
+ 7, -1, 8, -1, 5, 31, -1, 9, -1, 32,
+ -1, 35, -1, 37, -1, 42, -1, 27, 34, 28,
+ -1, 14, 26, -1, 33, -1, 34, 29, 33, -1,
+ 34, 29, -1, 17, 36, 18, -1, 17, 18, -1,
+ 25, -1, 36, 21, 25, -1, 27, 40, 28, -1,
+ 30, 15, 26, -1, 38, -1, 22, 25, 29, 15,
+ 26, -1, 39, -1, 40, 29, 39, -1, 40, 29,
+ -1, 25, 15, 26, -1, 19, 43, 20, -1, 19,
+ 20, -1, 41, -1, 43, 21, 41, -1
+};
+
+/* YYRLINE[YYN] -- source line where rule number YYN was defined. */
+static const unsigned short yyrline[] =
+{
+ 0, 44, 44, 48, 52, 58, 59, 60, 69, 77,
+ 83, 84, 102, 103, 106, 109, 117, 122, 130, 143,
+ 150, 155, 156, 157, 158, 159, 165, 171, 177, 181,
+ 186, 195, 199, 205, 209, 219, 225, 240, 241, 249,
+ 250, 255, 264, 272, 276, 282, 283
+};
+#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", "ANCHOR", "ALIAS", "TRANSFER", "ITRANSFER",
+ "WORD", "PLAIN", "BLOCK", "DOCSEP", "IOPEN", "INDENT", "IEND", "'-'",
+ "':'", "'+'", "'['", "']'", "'{'", "'}'", "','", "'?'", "$accept",
+ "doc", "atom", "atom_or_empty", "indent_open", "indent_end",
+ "indent_sep", "word_rep", "struct_rep", "implicit_seq", "basic_seq",
+ "in_implicit_seq", "inline_seq", "in_inline_seq", "implicit_map",
+ "basic_mapping", "complex_mapping", "in_implicit_map", "basic_mapping2",
+ "inline_map", "in_inline_map", 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, 264,
+ 265, 266, 267, 268, 45, 58, 43, 91, 93, 123,
+ 125, 44, 63
+};
+# endif
+
+/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives. */
+static const unsigned char yyr1[] =
+{
+ 0, 23, 24, 24, 24, 25, 25, 25, 25, 25,
+ 26, 26, 27, 27, 28, 29, 30, 30, 30, 30,
+ 31, 31, 31, 31, 31, 31, 32, 33, 34, 34,
+ 34, 35, 35, 36, 36, 37, 38, 39, 39, 40,
+ 40, 40, 41, 42, 42, 43, 43
+};
+
+/* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN. */
+static const unsigned char yyr2[] =
+{
+ 0, 2, 1, 2, 0, 1, 1, 2, 1, 3,
+ 1, 0, 1, 2, 1, 1, 2, 2, 1, 1,
+ 2, 1, 1, 1, 1, 1, 3, 2, 1, 3,
+ 2, 3, 2, 1, 3, 3, 3, 1, 5, 1,
+ 3, 2, 3, 3, 2, 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[] =
+{
+ 4, 0, 21, 0, 12, 0, 0, 0, 0, 2,
+ 22, 23, 24, 25, 20, 0, 8, 0, 0, 18,
+ 19, 3, 0, 5, 6, 32, 33, 0, 44, 0,
+ 45, 0, 1, 0, 13, 11, 0, 0, 28, 0,
+ 37, 39, 0, 7, 16, 17, 0, 5, 31, 0,
+ 11, 43, 0, 10, 27, 0, 11, 15, 14, 26,
+ 30, 35, 41, 9, 34, 42, 46, 0, 36, 29,
+ 40, 11, 38
+};
+
+/* YYDEFGOTO[NTERM-NUM]. */
+static const yysigned_char yydefgoto[] =
+{
+ -1, 7, 53, 54, 22, 59, 60, 23, 24, 10,
+ 38, 39, 11, 27, 12, 40, 41, 42, 30, 13,
+ 31
+};
+
+/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
+ STATE-NUM. */
+#define YYPACT_NINF -49
+static const yysigned_char yypact[] =
+{
+ 7, 113, -49, 97, -49, 80, 52, 15, 68, -49,
+ -49, -49, -49, -49, -49, 97, -49, 104, 88, -49,
+ -49, -49, 24, -49, -49, -49, -49, 19, -49, 4,
+ -49, 28, -49, 88, -49, 97, 97, 6, -49, 32,
+ -49, -49, 32, -49, -49, -49, 26, 6, -49, 97,
+ 97, -49, 97, -49, -49, 30, 97, -49, -49, -49,
+ 39, -49, 59, -49, -49, -49, -49, 47, -49, -49,
+ -49, 97, -49
+};
+
+/* YYPGOTO[NTERM-NUM]. */
+static const yysigned_char yypgoto[] =
+{
+ -49, -49, -2, -48, 5, -35, 37, -8, 51, -49,
+ 10, -49, -49, -49, -49, -49, 16, -49, 25, -49,
+ -49
+};
+
+/* 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, parse error. */
+#define YYTABLE_NINF -1
+static const unsigned char yytable[] =
+{
+ 37, 21, 65, 26, 29, 8, 8, 61, 68, 44,
+ 45, 63, 1, 43, 47, 32, 2, 3, 4, 50,
+ 46, 56, 8, 72, 5, 44, 6, 15, 16, 17,
+ 18, 19, 20, 2, 55, 4, 34, 48, 35, 58,
+ 49, 5, 57, 6, 57, 58, 36, 64, 51, 52,
+ 29, 9, 14, 35, 37, 15, 16, 17, 18, 19,
+ 20, 2, 71, 4, 33, 18, 19, 20, 14, 5,
+ 69, 6, 28, 33, 18, 19, 20, 66, 70, 62,
+ 34, 36, 35, 15, 16, 17, 18, 19, 20, 2,
+ 36, 4, 67, 33, 18, 19, 20, 5, 25, 6,
+ 15, 16, 17, 18, 19, 20, 2, 0, 4, 17,
+ 18, 19, 20, 2, 5, 4, 6, 0, 1, 0,
+ 0, 5, 2, 6, 4, 0, 0, 0, 0, 0,
+ 5, 0, 6
+};
+
+static const yysigned_char yycheck[] =
+{
+ 8, 3, 50, 5, 6, 0, 1, 42, 56, 17,
+ 18, 46, 5, 15, 22, 0, 9, 10, 11, 15,
+ 22, 15, 17, 71, 17, 33, 19, 3, 4, 5,
+ 6, 7, 8, 9, 36, 11, 12, 18, 14, 13,
+ 21, 17, 12, 19, 12, 13, 22, 49, 20, 21,
+ 52, 0, 1, 14, 62, 3, 4, 5, 6, 7,
+ 8, 9, 15, 11, 5, 6, 7, 8, 17, 17,
+ 60, 19, 20, 5, 6, 7, 8, 52, 62, 42,
+ 12, 22, 14, 3, 4, 5, 6, 7, 8, 9,
+ 22, 11, 55, 5, 6, 7, 8, 17, 18, 19,
+ 3, 4, 5, 6, 7, 8, 9, -1, 11, 5,
+ 6, 7, 8, 9, 17, 11, 19, -1, 5, -1,
+ -1, 17, 9, 19, 11, -1, -1, -1, -1, -1,
+ 17, -1, 19
+};
+
+/* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
+ symbol of state STATE-NUM. */
+static const unsigned char yystos[] =
+{
+ 0, 5, 9, 10, 11, 17, 19, 24, 27, 31,
+ 32, 35, 37, 42, 31, 3, 4, 5, 6, 7,
+ 8, 25, 27, 30, 31, 18, 25, 36, 20, 25,
+ 41, 43, 0, 5, 12, 14, 22, 30, 33, 34,
+ 38, 39, 40, 25, 30, 30, 25, 30, 18, 21,
+ 15, 20, 21, 25, 26, 25, 15, 12, 13, 28,
+ 29, 28, 29, 28, 25, 26, 41, 29, 26, 33,
+ 39, 15, 26
+};
+
+#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 yyerrlab1
+
+/* Like YYERROR except do call yyerror. This remains here temporarily
+ to ease the transition to the new meaning of YYERROR, for GCC.
+ Once GCC version 2 has supplanted version 1, this can go. */
+
+#define YYFAIL goto yyerrlab
+
+#define YYRECOVERING() (!!yyerrstatus)
+
+#define YYBACKUP(Token, Value) \
+do \
+ if (yychar == YYEMPTY && yylen == 1) \
+ { \
+ yychar = (Token); \
+ yylval = (Value); \
+ yychar1 = YYTRANSLATE (yychar); \
+ YYPOPSTACK; \
+ goto yybackup; \
+ } \
+ else \
+ { \
+ yyerror ("syntax error: cannot back up"); \
+ YYERROR; \
+ } \
+while (0)
+
+#define YYTERROR 1
+#define YYERRCODE 256
+
+/* YYLLOC_DEFAULT -- Compute the default location (before the actions
+ are run). */
+
+#ifndef YYLLOC_DEFAULT
+# define YYLLOC_DEFAULT(Current, Rhs, N) \
+ Current.first_line = Rhs[1].first_line; \
+ Current.first_column = Rhs[1].first_column; \
+ Current.last_line = Rhs[N].last_line; \
+ Current.last_column = Rhs[N].last_column;
+#endif
+
+/* YYLEX -- calling `yylex' with the right arguments. */
+
+#ifdef YYLEX_PARAM
+# define YYLEX yylex (&yylval, YYLEX_PARAM)
+#else
+# define YYLEX yylex (&yylval)
+#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 YYDSYMPRINT(Args) \
+do { \
+ if (yydebug) \
+ yysymprint Args; \
+} 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)
+#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. */
+
+#if YYMAXDEPTH == 0
+# undef YYMAXDEPTH
+#endif
+
+#ifndef YYMAXDEPTH
+# define YYMAXDEPTH 10000
+#endif
+
+
+
+#if YYERROR_VERBOSE
+
+# ifndef yystrlen
+# if defined (__GLIBC__) && defined (_STRING_H)
+# define yystrlen strlen
+# else
+/* Return the length of YYSTR. */
+static YYSIZE_T
+# if defined (__STDC__) || defined (__cplusplus)
+yystrlen (const char *yystr)
+# else
+yystrlen (yystr)
+ const char *yystr;
+# endif
+{
+ register const char *yys = yystr;
+
+ while (*yys++ != '\0')
+ continue;
+
+ return yys - yystr - 1;
+}
+# endif
+# endif
+
+# ifndef yystpcpy
+# if defined (__GLIBC__) && defined (_STRING_H) && defined (_GNU_SOURCE)
+# define yystpcpy stpcpy
+# else
+/* 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
+{
+ register char *yyd = yydest;
+ register const char *yys = yysrc;
+
+ while ((*yyd++ = *yys++) != '\0')
+ continue;
+
+ return yyd - 1;
+}
+# endif
+# endif
+
+#endif /* !YYERROR_VERBOSE */
+
+
+
+#if YYDEBUG
+/*-----------------------------.
+| Print this symbol on YYOUT. |
+`-----------------------------*/
+
+static void
+#if defined (__STDC__) || defined (__cplusplus)
+yysymprint (FILE* yyout, int yytype, YYSTYPE yyvalue)
+#else
+yysymprint (yyout, yytype, yyvalue)
+ FILE* yyout;
+ int yytype;
+ YYSTYPE yyvalue;
+#endif
+{
+ /* Pacify ``unused variable'' warnings. */
+ (void) yyvalue;
+
+ if (yytype < YYNTOKENS)
+ {
+ YYFPRINTF (yyout, "token %s (", yytname[yytype]);
+# ifdef YYPRINT
+ YYPRINT (yyout, yytoknum[yytype], yyvalue);
+# endif
+ }
+ else
+ YYFPRINTF (yyout, "nterm %s (", yytname[yytype]);
+
+ switch (yytype)
+ {
+ default:
+ break;
+ }
+ YYFPRINTF (yyout, ")");
+}
+#endif /* YYDEBUG. */
+
+
+/*-----------------------------------------------.
+| Release the memory associated to this symbol. |
+`-----------------------------------------------*/
+
+static void
+#if defined (__STDC__) || defined (__cplusplus)
+yydestruct (int yytype, YYSTYPE yyvalue)
+#else
+yydestruct (yytype, yyvalue)
+ int yytype;
+ YYSTYPE yyvalue;
+#endif
+{
+ /* Pacify ``unused variable'' warnings. */
+ (void) yyvalue;
+
+ switch (yytype)
+ {
+ default:
+ break;
+ }
+}
+
+
+
+/* The user can define YYPARSE_PARAM as the name of an argument to be passed
+ into yyparse. The argument should have type void *.
+ It should actually point to an object.
+ Grammar actions can access the variable by casting it
+ to the proper pointer type. */
+
+#ifdef YYPARSE_PARAM
+# if defined (__STDC__) || defined (__cplusplus)
+# define YYPARSE_PARAM_ARG void *YYPARSE_PARAM
+# define YYPARSE_PARAM_DECL
+# else
+# define YYPARSE_PARAM_ARG YYPARSE_PARAM
+# define YYPARSE_PARAM_DECL void *YYPARSE_PARAM;
+# 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
+int yyparse (void);
+# endif
+#endif
+
+
+
+
+int
+yyparse (YYPARSE_PARAM_ARG)
+ YYPARSE_PARAM_DECL
+{
+ /* The lookahead symbol. */
+int yychar;
+
+/* The semantic value of the lookahead symbol. */
+YYSTYPE yylval;
+
+/* Number of parse errors so far. */
+int yynerrs;
+
+ 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;
+
+ /* Three stacks and their tools:
+ `yyss': related to states,
+ `yyvs': related to semantic values,
+ `yyls': related to locations.
+
+ Refer to the stacks thru separate pointers, to allow yyoverflow
+ to reallocate them elsewhere. */
+
+ /* The state stack. */
+ short yyssa[YYINITDEPTH];
+ short *yyss = yyssa;
+ register short *yyssp;
+
+ /* The semantic value stack. */
+ YYSTYPE yyvsa[YYINITDEPTH];
+ YYSTYPE *yyvs = yyvsa;
+ register 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;
+
+ 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 (yyssp >= yyss + yystacksize - 1)
+ {
+ /* 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 *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 (yystacksize >= YYMAXDEPTH)
+ goto yyoverflowlab;
+ yystacksize *= 2;
+ if (yystacksize > YYMAXDEPTH)
+ yystacksize = YYMAXDEPTH;
+
+ {
+ short *yyss1 = yyss;
+ union yyalloc *yyptr =
+ (union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize));
+ if (! yyptr)
+ goto yyoverflowlab;
+ YYSTACK_RELOCATE (yyss);
+ YYSTACK_RELOCATE (yyvs);
+
+# undef YYSTACK_RELOCATE
+ if (yyss1 != yyssa)
+ YYSTACK_FREE (yyss1);
+ }
+# endif
+#endif /* no yyoverflow */
+
+ yyssp = yyss + yysize - 1;
+ yyvsp = yyvs + yysize - 1;
+
+
+ YYDPRINTF ((stderr, "Stack size increased to %lu\n",
+ (unsigned long int) yystacksize));
+
+ if (yyssp >= yyss + yystacksize - 1)
+ YYABORT;
+ }
+
+ YYDPRINTF ((stderr, "Entering state %d\n", yystate));
+
+ 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. */
+/* yyresume: */
+
+ /* First try to decide what to do without reference to lookahead token. */
+
+ yyn = yypact[yystate];
+ 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. */
+
+ 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. */
+ {
+ yychar1 = 0;
+ yychar = YYEOF; /* Don't call YYLEX any more. */
+
+ YYDPRINTF ((stderr, "Now at end of input.\n"));
+ }
+ else
+ {
+ yychar1 = YYTRANSLATE (yychar);
+
+ /* We have to keep this `#if YYDEBUG', since we use variables
+ which are defined only if `YYDEBUG' is set. */
+ YYDPRINTF ((stderr, "Next token is "));
+ YYDSYMPRINT ((stderr, yychar1, yylval));
+ YYDPRINTF ((stderr, "\n"));
+ }
+
+ /* If the proper action on seeing token YYCHAR1 is to reduce or to
+ detect an error, take that action. */
+ yyn += yychar1;
+ if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yychar1)
+ 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 lookahead token. */
+ YYDPRINTF ((stderr, "Shifting token %d (%s), ",
+ yychar, yytname[yychar1]));
+
+ /* 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];
+
+
+
+#if YYDEBUG
+ /* We have to keep this `#if YYDEBUG', since we use variables which
+ are defined only if `YYDEBUG' is set. */
+ if (yydebug)
+ {
+ int yyi;
+
+ YYFPRINTF (stderr, "Reducing via rule %d (line %d), ",
+ yyn - 1, 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 2:
+#line 45 "gram.y"
+ {
+ ((SyckParser *)parser)->root = syck_hdlr_add_node( (SyckParser *)parser, yyvsp[0].nodeData );
+ }
+ break;
+
+ case 3:
+#line 49 "gram.y"
+ {
+ ((SyckParser *)parser)->root = syck_hdlr_add_node( (SyckParser *)parser, yyvsp[0].nodeData );
+ }
+ break;
+
+ case 4:
+#line 53 "gram.y"
+ {
+ ((SyckParser *)parser)->eof = 1;
+ }
+ break;
+
+ case 7:
+#line 61 "gram.y"
+ {
+ /*
+ * _Anchors_: The language binding must keep a separate symbol table
+ * for anchors. The actual ID in the symbol table is returned to the
+ * higher nodes, though.
+ */
+ yyval.nodeData = syck_hdlr_add_anchor( (SyckParser *)parser, yyvsp[-1].name, yyvsp[0].nodeData );
+ }
+ break;
+
+ case 8:
+#line 70 "gram.y"
+ {
+ /*
+ * _Aliases_: The anchor symbol table is scanned for the anchor name.
+ * The anchor's ID in the language's symbol table is returned.
+ */
+ yyval.nodeData = syck_hdlr_add_alias( (SyckParser *)parser, yyvsp[0].name );
+ }
+ break;
+
+ case 9:
+#line 78 "gram.y"
+ {
+ yyval.nodeData = yyvsp[-1].nodeData;
+ }
+ break;
+
+ case 11:
+#line 85 "gram.y"
+ {
+ SyckNode *n = syck_new_str( "" );
+ if ( ((SyckParser *)parser)->taguri_expansion == 1 )
+ {
+ syck_taguri( n, "yaml.org,2002", "null", 4 );
+ }
+ else
+ {
+ n->type_id = syck_strndup( "null", 4 );
+ }
+ yyval.nodeData = n;
+ }
+ break;
+
+ case 16:
+#line 118 "gram.y"
+ {
+ syck_add_transfer( yyvsp[-1].name, yyvsp[0].nodeData, ((SyckParser *)parser)->taguri_expansion );
+ yyval.nodeData = yyvsp[0].nodeData;
+ }
+ break;
+
+ case 17:
+#line 123 "gram.y"
+ {
+ if ( ((SyckParser *)parser)->implicit_typing == 1 )
+ {
+ try_tag_implicit( yyvsp[0].nodeData, ((SyckParser *)parser)->taguri_expansion );
+ }
+ yyval.nodeData = yyvsp[0].nodeData;
+ }
+ break;
+
+ case 18:
+#line 131 "gram.y"
+ {
+ SyckNode *n = yyvsp[0].nodeData;
+ if ( ((SyckParser *)parser)->taguri_expansion == 1 )
+ {
+ syck_taguri( n, "yaml.org,2002", "str", 3 );
+ }
+ else
+ {
+ n->type_id = syck_strndup( "str", 3 );
+ }
+ yyval.nodeData = n;
+ }
+ break;
+
+ case 20:
+#line 151 "gram.y"
+ {
+ syck_add_transfer( yyvsp[-1].name, yyvsp[0].nodeData, ((SyckParser *)parser)->taguri_expansion );
+ yyval.nodeData = yyvsp[0].nodeData;
+ }
+ break;
+
+ case 26:
+#line 166 "gram.y"
+ {
+ yyval.nodeData = yyvsp[-1].nodeData;
+ }
+ break;
+
+ case 27:
+#line 172 "gram.y"
+ {
+ yyval.nodeId = syck_hdlr_add_node( (SyckParser *)parser, yyvsp[0].nodeData );
+ }
+ break;
+
+ case 28:
+#line 178 "gram.y"
+ {
+ yyval.nodeData = syck_new_seq( yyvsp[0].nodeId );
+ }
+ break;
+
+ case 29:
+#line 182 "gram.y"
+ {
+ syck_seq_add( yyvsp[-2].nodeData, yyvsp[0].nodeId );
+ yyval.nodeData = yyvsp[-2].nodeData;
+ }
+ break;
+
+ case 30:
+#line 187 "gram.y"
+ {
+ yyval.nodeData = yyvsp[-1].nodeData;
+ }
+ break;
+
+ case 31:
+#line 196 "gram.y"
+ {
+ yyval.nodeData = yyvsp[-1].nodeData;
+ }
+ break;
+
+ case 32:
+#line 200 "gram.y"
+ {
+ yyval.nodeData = syck_alloc_seq();
+ }
+ break;
+
+ case 33:
+#line 206 "gram.y"
+ {
+ yyval.nodeData = syck_new_seq( syck_hdlr_add_node( (SyckParser *)parser, yyvsp[0].nodeData ) );
+ }
+ break;
+
+ case 34:
+#line 210 "gram.y"
+ {
+ syck_seq_add( yyvsp[-2].nodeData, syck_hdlr_add_node( (SyckParser *)parser, yyvsp[0].nodeData ) );
+ yyval.nodeData = yyvsp[-2].nodeData;
+ }
+ break;
+
+ case 35:
+#line 220 "gram.y"
+ {
+ yyval.nodeData = yyvsp[-1].nodeData;
+ }
+ break;
+
+ case 36:
+#line 226 "gram.y"
+ {
+ yyval.nodeData = syck_new_map(
+ syck_hdlr_add_node( (SyckParser *)parser, yyvsp[-2].nodeData ),
+ syck_hdlr_add_node( (SyckParser *)parser, yyvsp[0].nodeData ) );
+ }
+ break;
+
+ case 38:
+#line 242 "gram.y"
+ {
+ yyval.nodeData = syck_new_map(
+ syck_hdlr_add_node( (SyckParser *)parser, yyvsp[-3].nodeData ),
+ syck_hdlr_add_node( (SyckParser *)parser, yyvsp[0].nodeData ) );
+ }
+ break;
+
+ case 40:
+#line 251 "gram.y"
+ {
+ syck_map_update( yyvsp[-2].nodeData, yyvsp[0].nodeData );
+ yyval.nodeData = yyvsp[-2].nodeData;
+ }
+ break;
+
+ case 41:
+#line 256 "gram.y"
+ {
+ yyval.nodeData = yyvsp[-1].nodeData;
+ }
+ break;
+
+ case 42:
+#line 265 "gram.y"
+ {
+ yyval.nodeData = syck_new_map(
+ syck_hdlr_add_node( (SyckParser *)parser, yyvsp[-2].nodeData ),
+ syck_hdlr_add_node( (SyckParser *)parser, yyvsp[0].nodeData ) );
+ }
+ break;
+
+ case 43:
+#line 273 "gram.y"
+ {
+ yyval.nodeData = yyvsp[-1].nodeData;
+ }
+ break;
+
+ case 44:
+#line 277 "gram.y"
+ {
+ yyval.nodeData = syck_alloc_map();
+ }
+ break;
+
+ case 46:
+#line 284 "gram.y"
+ {
+ syck_map_update( yyvsp[-2].nodeData, yyvsp[0].nodeData );
+ yyval.nodeData = yyvsp[-2].nodeData;
+ }
+ break;
+
+
+ }
+
+/* Line 1016 of /usr/local/share/bison/yacc.c. */
+#line 1273 "y.tab.c"
+
+ yyvsp -= yylen;
+ yyssp -= yylen;
+
+
+#if YYDEBUG
+ if (yydebug)
+ {
+ short *yyssp1 = yyss - 1;
+ YYFPRINTF (stderr, "state stack now");
+ while (yyssp1 != yyssp)
+ YYFPRINTF (stderr, " %d", *++yyssp1);
+ YYFPRINTF (stderr, "\n");
+ }
+#endif
+
+ *++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);
+ char *yymsg;
+ int yyx, yycount;
+
+ yycount = 0;
+ /* Start YYX at -YYN if negative to avoid negative indexes in
+ YYCHECK. */
+ for (yyx = yyn < 0 ? -yyn : 0;
+ yyx < (int) (sizeof (yytname) / sizeof (char *)); yyx++)
+ if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
+ yysize += yystrlen (yytname[yyx]) + 15, yycount++;
+ yysize += yystrlen ("parse 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[yytype]);
+
+ if (yycount < 5)
+ {
+ yycount = 0;
+ for (yyx = yyn < 0 ? -yyn : 0;
+ yyx < (int) (sizeof (yytname) / sizeof (char *));
+ yyx++)
+ if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
+ {
+ const char *yyq = ! yycount ? ", expecting " : " or ";
+ yyp = yystpcpy (yyp, yyq);
+ yyp = yystpcpy (yyp, yytname[yyx]);
+ yycount++;
+ }
+ }
+ yyerror (yymsg);
+ YYSTACK_FREE (yymsg);
+ }
+ else
+ yyerror ("parse error; also virtual memory exhausted");
+ }
+ else
+#endif /* YYERROR_VERBOSE */
+ yyerror ("parse 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. */
+ if (yychar == YYEOF)
+ {
+ /* Pop the error token. */
+ YYPOPSTACK;
+ /* Pop the rest of the stack. */
+ while (yyssp > yyss)
+ {
+ YYDPRINTF ((stderr, "Error: popping "));
+ YYDSYMPRINT ((stderr,
+ yystos[*yyssp],
+ *yyvsp));
+ YYDPRINTF ((stderr, "\n"));
+ yydestruct (yystos[*yyssp], *yyvsp);
+ YYPOPSTACK;
+ }
+ YYABORT;
+ }
+
+ YYDPRINTF ((stderr, "Discarding token %d (%s).\n",
+ yychar, yytname[yychar1]));
+ yydestruct (yychar1, yylval);
+ yychar = YYEMPTY;
+ }
+
+ /* Else will try to reuse lookahead token after shifting the error
+ token. */
+
+ 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;
+
+ YYDPRINTF ((stderr, "Error: popping "));
+ YYDSYMPRINT ((stderr,
+ yystos[*yyssp], *yyvsp));
+ YYDPRINTF ((stderr, "\n"));
+
+ yydestruct (yystos[yystate], *yyvsp);
+ yyvsp--;
+ yystate = *--yyssp;
+
+
+#if YYDEBUG
+ if (yydebug)
+ {
+ short *yyssp1 = yyss - 1;
+ YYFPRINTF (stderr, "Error: state stack now");
+ while (yyssp1 != yyssp)
+ YYFPRINTF (stderr, " %d", *++yyssp1);
+ YYFPRINTF (stderr, "\n");
+ }
+#endif
+ }
+
+ if (yyn == YYFINAL)
+ YYACCEPT;
+
+ YYDPRINTF ((stderr, "Shifting error token, "));
+
+ *++yyvsp = yylval;
+
+
+ yystate = yyn;
+ goto yynewstate;
+
+
+/*-------------------------------------.
+| yyacceptlab -- YYACCEPT comes here. |
+`-------------------------------------*/
+yyacceptlab:
+ yyresult = 0;
+ goto yyreturn;
+
+/*-----------------------------------.
+| yyabortlab -- YYABORT comes here. |
+`-----------------------------------*/
+yyabortlab:
+ 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;
+}
+
+
+#line 290 "gram.y"
+
+
+