Import the SCI engine sources from the FreeSCI Glutton branch (it doesn't compile yet)

svn-id: r38192

1 files changed, 2561 insertions, 0 deletions

diff --git a/engines/sci/engine/said.c b/engines/sci/engine/said.c
new file mode 100644
index 0000000000..2e90920add
--- /dev/null
+++ b/engines/sci/engine/said.c
@@ -0,0 +1,2561 @@
+/* A Bison parser, made by GNU Bison 2.3.  */
+
+/* Skeleton implementation for Bison's Yacc-like parsers in C
+
+   Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006
+   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., 51 Franklin Street, Fifth Floor,
+   Boston, MA 02110-1301, USA.  */
+
+/* As a special exception, you may create a larger work that contains
+   part or all of the Bison parser skeleton and distribute that work
+   under terms of your choice, so long as that work isn't itself a
+   parser generator using the skeleton or a modified version thereof
+   as a parser skeleton.  Alternatively, if you modify or redistribute
+   the parser skeleton itself, you may (at your option) remove this
+   special exception, which will cause the skeleton and the resulting
+   Bison output files to be licensed under the GNU General Public
+   License without this special exception.
+
+   This special exception was added by the Free Software Foundation in
+   version 2.2 of Bison.  */
+
+/* C LALR(1) parser skeleton written by Richard Stallman, by
+   simplifying the original so-called "semantic" parser.  */
+
+/* All symbols defined below should begin with yy or YY, to avoid
+   infringing on user name space.  This should be done even for local
+   variables, as they might otherwise be expanded by user macros.
+   There are some unavoidable exceptions within include files to
+   define necessary library symbols; they are noted "INFRINGES ON
+   USER NAME SPACE" below.  */
+
+/* Identify Bison output.  */
+#define YYBISON 1
+
+/* Bison version.  */
+#define YYBISON_VERSION "2.3"
+
+/* 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 {
+     WGROUP = 258,
+     YY_COMMA = 259,
+     YY_AMP = 260,
+     YY_SLASH = 261,
+     YY_PARENO = 262,
+     YY_PARENC = 263,
+     YY_BRACKETSO = 264,
+     YY_BRACKETSC = 265,
+     YY_HASH = 266,
+     YY_LT = 267,
+     YY_GT = 268,
+     YY_BRACKETSO_LT = 269,
+     YY_BRACKETSO_SLASH = 270,
+     YY_LT_BRACKETSO = 271,
+     YY_LT_PARENO = 272
+   };
+#endif
+/* Tokens.  */
+#define WGROUP 258
+#define YY_COMMA 259
+#define YY_AMP 260
+#define YY_SLASH 261
+#define YY_PARENO 262
+#define YY_PARENC 263
+#define YY_BRACKETSO 264
+#define YY_BRACKETSC 265
+#define YY_HASH 266
+#define YY_LT 267
+#define YY_GT 268
+#define YY_BRACKETSO_LT 269
+#define YY_BRACKETSO_SLASH 270
+#define YY_LT_BRACKETSO 271
+#define YY_LT_PARENO 272
+
+
+
+
+/* Copy the first part of user declarations.  */
+#line 28 "said.y"
+
+
+#include <engine.h>
+
+#define SAID_BRANCH_NULL 0
+
+#define MAX_SAID_TOKENS 128
+
+/* Maximum number of words to be expected in a parsed sentence */
+#define AUGMENT_MAX_WORDS 64
+
+
+#define ANYWORD 0xfff
+
+#define WORD_TYPE_BASE 0x141
+#define WORD_TYPE_REF 0x144
+#define WORD_TYPE_SYNTACTIC_SUGAR 0x145
+
+#define AUGMENT_SENTENCE_PART_BRACKETS 0x152
+
+/* Minor numbers */
+#define AUGMENT_SENTENCE_MINOR_MATCH_PHRASE 0x14c
+#define AUGMENT_SENTENCE_MINOR_MATCH_WORD 0x153
+#define AUGMENT_SENTENCE_MINOR_RECURSE 0x144
+#define AUGMENT_SENTENCE_MINOR_PARENTHESES 0x14f
+
+
+#undef YYDEBUG /*1*/
+/*#define SAID_DEBUG*/
+/*#define SCI_DEBUG_PARSE_TREE_AUGMENTATION*/ /* uncomment to debug parse tree augmentation*/
+
+
+#ifdef SCI_DEBUG_PARSE_TREE_AUGMENTATION
+#define scidprintf sciprintf
+#else
+#define scidprintf if (0) sciprintf
+#endif
+
+
+static char *said_parse_error;
+
+static int said_token;
+static int said_tokens_nr;
+static int said_tokens[MAX_SAID_TOKENS];
+
+static int said_blessed;  /* increminated by said_top_branch */
+
+static int said_tree_pos; /* Set to 0 if we're out of space */
+#define SAID_TREE_START 4; /* Reserve space for the 4 top nodes */
+
+#define VALUE_IGNORE -424242
+
+static parse_tree_node_t said_tree[VOCAB_TREE_NODES];
+
+typedef int wgroup_t;
+typedef int tree_t;
+typedef int said_spec_t;
+
+static tree_t
+said_aug_branch(int, int, tree_t, tree_t);
+
+static tree_t
+said_attach_branch(tree_t, tree_t);
+/*
+static tree_t
+said_wgroup_branch(wgroup_t);
+*/
+static said_spec_t
+said_top_branch(tree_t);
+
+static tree_t
+said_paren(tree_t, tree_t);
+
+static tree_t
+said_value(int, tree_t);
+
+static tree_t
+said_terminal(int);
+
+
+static int
+yylex(void);
+
+static int
+yyerror(char *s)
+{
+	said_parse_error = sci_strdup(s);
+	return 1; /* Abort */
+}
+
+
+
+/* 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
+
+/* Enabling the token table.  */
+#ifndef YYTOKEN_TABLE
+# define YYTOKEN_TABLE 0
+#endif
+
+#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
+typedef int YYSTYPE;
+# 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 216 of yacc.c.  */
+#line 232 "said.c"
+
+#ifdef short
+# undef short
+#endif
+
+#ifdef YYTYPE_UINT8
+typedef YYTYPE_UINT8 yytype_uint8;
+#else
+typedef unsigned char yytype_uint8;
+#endif
+
+#ifdef YYTYPE_INT8
+typedef YYTYPE_INT8 yytype_int8;
+#elif (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+typedef signed char yytype_int8;
+#else
+typedef short int yytype_int8;
+#endif
+
+#ifdef YYTYPE_UINT16
+typedef YYTYPE_UINT16 yytype_uint16;
+#else
+typedef unsigned short int yytype_uint16;
+#endif
+
+#ifdef YYTYPE_INT16
+typedef YYTYPE_INT16 yytype_int16;
+#else
+typedef short int yytype_int16;
+#endif
+
+#ifndef YYSIZE_T
+# ifdef __SIZE_TYPE__
+#  define YYSIZE_T __SIZE_TYPE__
+# elif defined size_t
+#  define YYSIZE_T size_t
+# elif ! defined YYSIZE_T && (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+#  include <stddef.h> /* INFRINGES ON USER NAME SPACE */
+#  define YYSIZE_T size_t
+# else
+#  define YYSIZE_T unsigned int
+# endif
+#endif
+
+#define YYSIZE_MAXIMUM ((YYSIZE_T) -1)
+
+#ifndef YY_
+# if YYENABLE_NLS
+#  if ENABLE_NLS
+#   include <libintl.h> /* INFRINGES ON USER NAME SPACE */
+#   define YY_(msgid) dgettext ("bison-runtime", msgid)
+#  endif
+# endif
+# ifndef YY_
+#  define YY_(msgid) msgid
+# endif
+#endif
+
+/* Suppress unused-variable warnings by "using" E.  */
+#if ! defined lint || defined __GNUC__
+# define YYUSE(e) ((void) (e))
+#else
+# define YYUSE(e) /* empty */
+#endif
+
+/* Identity function, used to suppress warnings about constant conditions.  */
+#ifndef lint
+# define YYID(n) (n)
+#else
+#if (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+static int
+YYID (int i)
+#else
+static int
+YYID (i)
+    int i;
+#endif
+{
+  return i;
+}
+#endif
+
+#if ! defined yyoverflow || YYERROR_VERBOSE
+
+/* The parser invokes alloca or malloc; define the necessary symbols.  */
+
+# ifdef YYSTACK_USE_ALLOCA
+#  if YYSTACK_USE_ALLOCA
+#   ifdef __GNUC__
+#    define YYSTACK_ALLOC __builtin_alloca
+#   elif defined __BUILTIN_VA_ARG_INCR
+#    include <alloca.h> /* INFRINGES ON USER NAME SPACE */
+#   elif defined _AIX
+#    define YYSTACK_ALLOC __alloca
+#   elif defined _MSC_VER
+#    include <malloc.h> /* INFRINGES ON USER NAME SPACE */
+#    define alloca _alloca
+#   else
+#    define YYSTACK_ALLOC alloca
+#    if ! defined _ALLOCA_H && ! defined _STDLIB_H && (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+#     include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
+#     ifndef _STDLIB_H
+#      define _STDLIB_H 1
+#     endif
+#    endif
+#   endif
+#  endif
+# endif
+
+# ifdef YYSTACK_ALLOC
+   /* Pacify GCC's `empty if-body' warning.  */
+#  define YYSTACK_FREE(Ptr) do { /* empty */; } while (YYID (0))
+#  ifndef YYSTACK_ALLOC_MAXIMUM
+    /* The OS might guarantee only one guard page at the bottom of the stack,
+       and a page size can be as small as 4096 bytes.  So we cannot safely
+       invoke alloca (N) if N exceeds 4096.  Use a slightly smaller number
+       to allow for a few compiler-allocated temporary stack slots.  */
+#   define YYSTACK_ALLOC_MAXIMUM 4032 /* reasonable circa 2006 */
+#  endif
+# else
+#  define YYSTACK_ALLOC YYMALLOC
+#  define YYSTACK_FREE YYFREE
+#  ifndef YYSTACK_ALLOC_MAXIMUM
+#   define YYSTACK_ALLOC_MAXIMUM YYSIZE_MAXIMUM
+#  endif
+#  if (defined __cplusplus && ! defined _STDLIB_H \
+       && ! ((defined YYMALLOC || defined malloc) \
+	     && (defined YYFREE || defined free)))
+#   include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
+#   ifndef _STDLIB_H
+#    define _STDLIB_H 1
+#   endif
+#  endif
+#  ifndef YYMALLOC
+#   define YYMALLOC malloc
+#   if ! defined malloc && ! defined _STDLIB_H && (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+void *malloc (YYSIZE_T); /* INFRINGES ON USER NAME SPACE */
+#   endif
+#  endif
+#  ifndef YYFREE
+#   define YYFREE free
+#   if ! defined free && ! defined _STDLIB_H && (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+void free (void *); /* INFRINGES ON USER NAME SPACE */
+#   endif
+#  endif
+# endif
+#endif /* ! defined yyoverflow || YYERROR_VERBOSE */
+
+
+#if (! defined yyoverflow \
+     && (! defined __cplusplus \
+	 || (defined YYSTYPE_IS_TRIVIAL && YYSTYPE_IS_TRIVIAL)))
+
+/* A type that is properly aligned for any stack member.  */
+union yyalloc
+{
+  yytype_int16 yyss;
+  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 (yytype_int16) + 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 (YYID (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 (YYID (0))
+
+#endif
+
+/* YYFINAL -- State number of the termination state.  */
+#define YYFINAL  23
+/* YYLAST -- Last index in YYTABLE.  */
+#define YYLAST   80
+
+/* YYNTOKENS -- Number of terminals.  */
+#define YYNTOKENS  18
+/* YYNNTS -- Number of nonterminals.  */
+#define YYNNTS  13
+/* YYNRULES -- Number of rules.  */
+#define YYNRULES  35
+/* YYNRULES -- Number of states.  */
+#define YYNSTATES  69
+
+/* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX.  */
+#define YYUNDEFTOK  2
+#define YYMAXUTOK   272
+
+#define YYTRANSLATE(YYX)						\
+  ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)
+
+/* YYTRANSLATE[YYLEX] -- Bison symbol number corresponding to YYLEX.  */
+static const yytype_uint8 yytranslate[] =
+{
+       0,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     1,     2,     3,     4,
+       5,     6,     7,     8,     9,    10,    11,    12,    13,    14,
+      15,    16,    17
+};
+
+#if YYDEBUG
+/* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in
+   YYRHS.  */
+static const yytype_uint8 yyprhs[] =
+{
+       0,     0,     3,     6,    10,    15,    16,    18,    19,    21,
+      24,    29,    31,    34,    39,    41,    43,    45,    49,    51,
+      55,    59,    64,    70,    73,    75,    77,    79,    83,    88,
+      92,    97,   100,   105,   109,   112
+};
+
+/* YYRHS -- A `-1'-separated list of the rules' RHS.  */
+static const yytype_int8 yyrhs[] =
+{
+      19,     0,    -1,    21,    20,    -1,    21,    22,    20,    -1,
+      21,    22,    23,    20,    -1,    -1,    13,    -1,    -1,    27,
+      -1,     6,    27,    -1,    15,     6,    27,    10,    -1,     6,
+      -1,     6,    27,    -1,    15,     6,    27,    10,    -1,     6,
+      -1,     3,    -1,    26,    -1,     9,    26,    10,    -1,    24,
+      -1,     7,    27,     8,    -1,    26,     4,    26,    -1,    26,
+      14,    29,    10,    -1,    26,     4,     9,    26,    10,    -1,
+      25,    28,    -1,    25,    -1,    28,    -1,    29,    -1,    14,
+      29,    10,    -1,    29,    14,    29,    10,    -1,    12,    24,
+      30,    -1,    17,     7,    27,     8,    -1,    12,    26,    -1,
+      16,     9,    26,    10,    -1,    12,    26,    30,    -1,    12,
+      26,    -1,    17,     7,    27,     8,    -1
+};
+
+/* YYRLINE[YYN] -- source line where rule number YYN was defined.  */
+static const yytype_uint8 yyrline[] =
+{
+       0,   138,   138,   140,   142,   148,   149,   156,   157,   163,
+     165,   167,   173,   175,   177,   183,   188,   190,   195,   197,
+     199,   201,   203,   209,   211,   213,   219,   221,   223,   229,
+     231,   233,   235,   241,   243,   245
+};
+#endif
+
+#if YYDEBUG || YYERROR_VERBOSE || YYTOKEN_TABLE
+/* YYTNAME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM.
+   First, the terminals, then, starting at YYNTOKENS, nonterminals.  */
+static const char *const yytname[] =
+{
+  "$end", "error", "$undefined", "WGROUP", "YY_COMMA", "YY_AMP",
+  "YY_SLASH", "YY_PARENO", "YY_PARENC", "YY_BRACKETSO", "YY_BRACKETSC",
+  "YY_HASH", "YY_LT", "YY_GT", "YY_BRACKETSO_LT", "YY_BRACKETSO_SLASH",
+  "YY_LT_BRACKETSO", "YY_LT_PARENO", "$accept", "saidspec", "optcont",
+  "leftspec", "midspec", "rightspec", "word", "cwordset", "wordset",
+  "expr", "cwordrefset", "wordrefset", "recref", 0
+};
+#endif
+
+# ifdef YYPRINT
+/* YYTOKNUM[YYLEX-NUM] -- Internal token number corresponding to
+   token YYLEX-NUM.  */
+static const yytype_uint16 yytoknum[] =
+{
+       0,   256,   257,   258,   259,   260,   261,   262,   263,   264,
+     265,   266,   267,   268,   269,   270,   271,   272
+};
+# endif
+
+/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives.  */
+static const yytype_uint8 yyr1[] =
+{
+       0,    18,    19,    19,    19,    20,    20,    21,    21,    22,
+      22,    22,    23,    23,    23,    24,    25,    25,    26,    26,
+      26,    26,    26,    27,    27,    27,    28,    28,    28,    29,
+      29,    29,    29,    30,    30,    30
+};
+
+/* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN.  */
+static const yytype_uint8 yyr2[] =
+{
+       0,     2,     2,     3,     4,     0,     1,     0,     1,     2,
+       4,     1,     2,     4,     1,     1,     1,     3,     1,     3,
+       3,     4,     5,     2,     1,     1,     1,     3,     4,     3,
+       4,     2,     4,     3,     2,     4
+};
+
+/* 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 yytype_uint8 yydefact[] =
+{
+       7,    15,     0,     0,     0,     0,     0,     0,     0,     5,
+      18,    24,    16,     8,    25,    26,     0,     0,    18,    31,
+       0,     0,     0,     1,    11,     6,     0,     2,     5,    23,
+       0,     0,     0,    19,    17,     0,     0,    29,    27,     0,
+       0,     9,     0,    14,     0,     3,     5,     0,    20,     0,
+       0,    34,     0,    32,    30,     0,    12,     0,     4,     0,
+      21,    28,    33,     0,    10,     0,    22,    35,    13
+};
+
+/* YYDEFGOTO[NTERM-NUM].  */
+static const yytype_int8 yydefgoto[] =
+{
+      -1,     8,    27,     9,    28,    46,    10,    11,    12,    13,
+      14,    15,    37
+};
+
+/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
+   STATE-NUM.  */
+#define YYPACT_NINF -24
+static const yytype_int8 yypact[] =
+{
+      -1,   -24,    -1,    62,    62,    54,     1,     5,    18,    38,
+     -24,    47,     3,   -24,   -24,    12,    23,    15,    -3,     3,
+      28,    62,    -1,   -24,    -1,   -24,    42,   -24,    39,   -24,
+      53,    54,    54,   -24,   -24,    62,    50,   -24,   -24,    29,
+      41,   -24,    -1,    -1,    52,   -24,    55,    62,     3,    57,
+      63,    20,    -1,   -24,   -24,    64,   -24,    -1,   -24,    32,
+     -24,   -24,   -24,    67,   -24,    66,   -24,   -24,   -24
+};
+
+/* YYPGOTO[NTERM-NUM].  */
+static const yytype_int8 yypgoto[] =
+{
+     -24,   -24,   -23,   -24,   -24,   -24,    68,   -24,     0,    -2,
+      69,    -4,    26
+};
+
+/* 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 yytype_uint8 yytable[] =
+{
+      16,    20,     1,    17,    19,    45,     2,    30,     3,    35,
+      21,     4,    22,     5,    36,     6,     7,    31,    23,    30,
+      40,    39,    41,    58,    30,    34,    32,    49,    50,    31,
+      48,    33,    35,    30,    31,    51,    30,    36,    38,    53,
+      55,    56,    66,    31,    24,    43,    31,    59,    42,    54,
+      63,    25,    25,    26,    44,    65,     1,    52,    57,     4,
+       2,     5,    47,     6,     7,     1,     4,    60,    25,     2,
+       6,     7,    18,    61,    64,    67,    68,    62,     0,     0,
+      29
+};
+
+static const yytype_int8 yycheck[] =
+{
+       2,     5,     3,     3,     4,    28,     7,     4,     9,    12,
+       9,    12,     7,    14,    17,    16,    17,    14,     0,     4,
+      22,    21,    24,    46,     4,    10,    14,    31,    32,    14,
+      30,     8,    12,     4,    14,    35,     4,    17,    10,    10,
+      42,    43,    10,    14,     6,     6,    14,    47,     6,     8,
+      52,    13,    13,    15,    15,    57,     3,     7,     6,    12,
+       7,    14,     9,    16,    17,     3,    12,    10,    13,     7,
+      16,    17,     4,    10,    10,     8,    10,    51,    -1,    -1,
+      11
+};
+
+/* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
+   symbol of state STATE-NUM.  */
+static const yytype_uint8 yystos[] =
+{
+       0,     3,     7,     9,    12,    14,    16,    17,    19,    21,
+      24,    25,    26,    27,    28,    29,    27,    26,    24,    26,
+      29,     9,     7,     0,     6,    13,    15,    20,    22,    28,
+       4,    14,    14,     8,    10,    12,    17,    30,    10,    26,
+      27,    27,     6,     6,    15,    20,    23,     9,    26,    29,
+      29,    26,     7,    10,     8,    27,    27,     6,    20,    26,
+      10,    10,    30,    27,    10,    27,    10,     8,    10
+};
+
+#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 (1);						\
+      goto yybackup;						\
+    }								\
+  else								\
+    {								\
+      yyerror (YY_("syntax error: cannot back up")); \
+      YYERROR;							\
+    }								\
+while (YYID (0))
+
+
+#define YYTERROR	1
+#define YYERRCODE	256
+
+
+/* YYLLOC_DEFAULT -- Set CURRENT to span from RHS[1] to RHS[N].
+   If N is 0, then set CURRENT to the empty location which ends
+   the previous symbol: RHS[0] (always defined).  */
+
+#define YYRHSLOC(Rhs, K) ((Rhs)[K])
+#ifndef YYLLOC_DEFAULT
+# define YYLLOC_DEFAULT(Current, Rhs, N)				\
+    do									\
+      if (YYID (N))                                                    \
+	{								\
+	  (Current).first_line   = YYRHSLOC (Rhs, 1).first_line;	\
+	  (Current).first_column = YYRHSLOC (Rhs, 1).first_column;	\
+	  (Current).last_line    = YYRHSLOC (Rhs, N).last_line;		\
+	  (Current).last_column  = YYRHSLOC (Rhs, N).last_column;	\
+	}								\
+      else								\
+	{								\
+	  (Current).first_line   = (Current).last_line   =		\
+	    YYRHSLOC (Rhs, 0).last_line;				\
+	  (Current).first_column = (Current).last_column =		\
+	    YYRHSLOC (Rhs, 0).last_column;				\
+	}								\
+    while (YYID (0))
+#endif
+
+
+/* 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 (YYID (0))
+
+# define YY_SYMBOL_PRINT(Title, Type, Value, Location)			  \
+do {									  \
+  if (yydebug)								  \
+    {									  \
+      YYFPRINTF (stderr, "%s ", Title);					  \
+      yy_symbol_print (stderr,						  \
+		  Type, Value); \
+      YYFPRINTF (stderr, "\n");						  \
+    }									  \
+} while (YYID (0))
+
+
+/*--------------------------------.
+| Print this symbol on YYOUTPUT.  |
+`--------------------------------*/
+
+/*ARGSUSED*/
+#if (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+static void
+yy_symbol_value_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep)
+#else
+static void
+yy_symbol_value_print (yyoutput, yytype, yyvaluep)
+    FILE *yyoutput;
+    int yytype;
+    YYSTYPE const * const yyvaluep;
+#endif
+{
+  if (!yyvaluep)
+    return;
+# ifdef YYPRINT
+  if (yytype < YYNTOKENS)
+    YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep);
+# else
+  YYUSE (yyoutput);
+# endif
+  switch (yytype)
+    {
+      default:
+	break;
+    }
+}
+
+
+/*--------------------------------.
+| Print this symbol on YYOUTPUT.  |
+`--------------------------------*/
+
+#if (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+static void
+yy_symbol_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep)
+#else
+static void
+yy_symbol_print (yyoutput, yytype, yyvaluep)
+    FILE *yyoutput;
+    int yytype;
+    YYSTYPE const * const yyvaluep;
+#endif
+{
+  if (yytype < YYNTOKENS)
+    YYFPRINTF (yyoutput, "token %s (", yytname[yytype]);
+  else
+    YYFPRINTF (yyoutput, "nterm %s (", yytname[yytype]);
+
+  yy_symbol_value_print (yyoutput, yytype, yyvaluep);
+  YYFPRINTF (yyoutput, ")");
+}
+
+/*------------------------------------------------------------------.
+| yy_stack_print -- Print the state stack from its BOTTOM up to its |
+| TOP (included).                                                   |
+`------------------------------------------------------------------*/
+
+#if (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+static void
+yy_stack_print (yytype_int16 *bottom, yytype_int16 *top)
+#else
+static void
+yy_stack_print (bottom, top)
+    yytype_int16 *bottom;
+    yytype_int16 *top;
+#endif
+{
+  YYFPRINTF (stderr, "Stack now");
+  for (; 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 (YYID (0))
+
+
+/*------------------------------------------------.
+| Report that the YYRULE is going to be reduced.  |
+`------------------------------------------------*/
+
+#if (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+static void
+yy_reduce_print (YYSTYPE *yyvsp, int yyrule)
+#else
+static void
+yy_reduce_print (yyvsp, yyrule)
+    YYSTYPE *yyvsp;
+    int yyrule;
+#endif
+{
+  int yynrhs = yyr2[yyrule];
+  int yyi;
+  unsigned long int yylno = yyrline[yyrule];
+  YYFPRINTF (stderr, "Reducing stack by rule %d (line %lu):\n",
+	     yyrule - 1, yylno);
+  /* The symbols being reduced.  */
+  for (yyi = 0; yyi < yynrhs; yyi++)
+    {
+      fprintf (stderr, "   $%d = ", yyi + 1);
+      yy_symbol_print (stderr, yyrhs[yyprhs[yyrule] + yyi],
+		       &(yyvsp[(yyi + 1) - (yynrhs)])
+		       		       );
+      fprintf (stderr, "\n");
+    }
+}
+
+# define YY_REDUCE_PRINT(Rule)		\
+do {					\
+  if (yydebug)				\
+    yy_reduce_print (yyvsp, Rule); \
+} while (YYID (0))
+
+/* Nonzero means print parse trace.  It is left uninitialized so that
+   multiple parsers can coexist.  */
+int yydebug;
+#else /* !YYDEBUG */
+# define YYDPRINTF(Args)
+# define YY_SYMBOL_PRINT(Title, Type, Value, Location)
+# define YY_STACK_PRINT(Bottom, Top)
+# define YY_REDUCE_PRINT(Rule)
+#endif /* !YYDEBUG */
+
+
+/* YYINITDEPTH -- initial size of the parser's stacks.  */
+#ifndef	YYINITDEPTH
+# define YYINITDEPTH 200
+#endif
+
+/* YYMAXDEPTH -- maximum size the stacks can grow to (effective only
+   if the built-in stack extension method is used).
+
+   Do not make this value too large; the results are undefined if
+   YYSTACK_ALLOC_MAXIMUM < YYSTACK_BYTES (YYMAXDEPTH)
+   evaluated with infinite-precision integer arithmetic.  */
+
+#ifndef YYMAXDEPTH
+# define YYMAXDEPTH 10000
+#endif
+
+
+
+#if YYERROR_VERBOSE
+
+# ifndef yystrlen
+#  if defined __GLIBC__ && defined _STRING_H
+#   define yystrlen strlen
+#  else
+/* Return the length of YYSTR.  */
+#if (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+static YYSIZE_T
+yystrlen (const char *yystr)
+#else
+static YYSIZE_T
+yystrlen (yystr)
+    const char *yystr;
+#endif
+{
+  YYSIZE_T yylen;
+  for (yylen = 0; yystr[yylen]; yylen++)
+    continue;
+  return yylen;
+}
+#  endif
+# endif
+
+# ifndef yystpcpy
+#  if defined __GLIBC__ && defined _STRING_H && defined _GNU_SOURCE
+#   define yystpcpy stpcpy
+#  else
+/* Copy YYSRC to YYDEST, returning the address of the terminating '\0' in
+   YYDEST.  */
+#if (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+static char *
+yystpcpy (char *yydest, const char *yysrc)
+#else
+static char *
+yystpcpy (yydest, yysrc)
+    char *yydest;
+    const char *yysrc;
+#endif
+{
+  char *yyd = yydest;
+  const char *yys = yysrc;
+
+  while ((*yyd++ = *yys++) != '\0')
+    continue;
+
+  return yyd - 1;
+}
+#  endif
+# endif
+
+# ifndef yytnamerr
+/* Copy to YYRES the contents of YYSTR after stripping away unnecessary
+   quotes and backslashes, so that it's suitable for yyerror.  The
+   heuristic is that double-quoting is unnecessary unless the string
+   contains an apostrophe, a comma, or backslash (other than
+   backslash-backslash).  YYSTR is taken from yytname.  If YYRES is
+   null, do not copy; instead, return the length of what the result
+   would have been.  */
+static YYSIZE_T
+yytnamerr (char *yyres, const char *yystr)
+{
+  if (*yystr == '"')
+    {
+      YYSIZE_T yyn = 0;
+      char const *yyp = yystr;
+
+      for (;;)
+	switch (*++yyp)
+	  {
+	  case '\'':
+	  case ',':
+	    goto do_not_strip_quotes;
+
+	  case '\\':
+	    if (*++yyp != '\\')
+	      goto do_not_strip_quotes;
+	    /* Fall through.  */
+	  default:
+	    if (yyres)
+	      yyres[yyn] = *yyp;
+	    yyn++;
+	    break;
+
+	  case '"':
+	    if (yyres)
+	      yyres[yyn] = '\0';
+	    return yyn;
+	  }
+    do_not_strip_quotes: ;
+    }
+
+  if (! yyres)
+    return yystrlen (yystr);
+
+  return yystpcpy (yyres, yystr) - yyres;
+}
+# endif
+
+/* Copy into YYRESULT an error message about the unexpected token
+   YYCHAR while in state YYSTATE.  Return the number of bytes copied,
+   including the terminating null byte.  If YYRESULT is null, do not
+   copy anything; just return the number of bytes that would be
+   copied.  As a special case, return 0 if an ordinary "syntax error"
+   message will do.  Return YYSIZE_MAXIMUM if overflow occurs during
+   size calculation.  */
+static YYSIZE_T
+yysyntax_error (char *yyresult, int yystate, int yychar)
+{
+  int yyn = yypact[yystate];
+
+  if (! (YYPACT_NINF < yyn && yyn <= YYLAST))
+    return 0;
+  else
+    {
+      int yytype = YYTRANSLATE (yychar);
+      YYSIZE_T yysize0 = yytnamerr (0, yytname[yytype]);
+      YYSIZE_T yysize = yysize0;
+      YYSIZE_T yysize1;
+      int yysize_overflow = 0;
+      enum { YYERROR_VERBOSE_ARGS_MAXIMUM = 5 };
+      char const *yyarg[YYERROR_VERBOSE_ARGS_MAXIMUM];
+      int yyx;
+
+# if 0
+      /* This is so xgettext sees the translatable formats that are
+	 constructed on the fly.  */
+      YY_("syntax error, unexpected %s");
+      YY_("syntax error, unexpected %s, expecting %s");
+      YY_("syntax error, unexpected %s, expecting %s or %s");
+      YY_("syntax error, unexpected %s, expecting %s or %s or %s");
+      YY_("syntax error, unexpected %s, expecting %s or %s or %s or %s");
+# endif
+      char *yyfmt;
+      char const *yyf;
+      static char const yyunexpected[] = "syntax error, unexpected %s";
+      static char const yyexpecting[] = ", expecting %s";
+      static char const yyor[] = " or %s";
+      char yyformat[sizeof yyunexpected
+		    + sizeof yyexpecting - 1
+		    + ((YYERROR_VERBOSE_ARGS_MAXIMUM - 2)
+		       * (sizeof yyor - 1))];
+      char const *yyprefix = yyexpecting;
+
+      /* 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 + 1;
+      int yyxend = yychecklim < YYNTOKENS ? yychecklim : YYNTOKENS;
+      int yycount = 1;
+
+      yyarg[0] = yytname[yytype];
+      yyfmt = yystpcpy (yyformat, yyunexpected);
+
+      for (yyx = yyxbegin; yyx < yyxend; ++yyx)
+	if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
+	  {
+	    if (yycount == YYERROR_VERBOSE_ARGS_MAXIMUM)
+	      {
+		yycount = 1;
+		yysize = yysize0;
+		yyformat[sizeof yyunexpected - 1] = '\0';
+		break;
+	      }
+	    yyarg[yycount++] = yytname[yyx];
+	    yysize1 = yysize + yytnamerr (0, yytname[yyx]);
+	    yysize_overflow |= (yysize1 < yysize);
+	    yysize = yysize1;
+	    yyfmt = yystpcpy (yyfmt, yyprefix);
+	    yyprefix = yyor;
+	  }
+
+      yyf = YY_(yyformat);
+      yysize1 = yysize + yystrlen (yyf);
+      yysize_overflow |= (yysize1 < yysize);
+      yysize = yysize1;
+
+      if (yysize_overflow)
+	return YYSIZE_MAXIMUM;
+
+      if (yyresult)
+	{
+	  /* Avoid sprintf, as that infringes on the user's name space.
+	     Don't have undefined behavior even if the translation
+	     produced a string with the wrong number of "%s"s.  */
+	  char *yyp = yyresult;
+	  int yyi = 0;
+	  while ((*yyp = *yyf) != '\0')
+	    {
+	      if (*yyp == '%' && yyf[1] == 's' && yyi < yycount)
+		{
+		  yyp += yytnamerr (yyp, yyarg[yyi++]);
+		  yyf += 2;
+		}
+	      else
+		{
+		  yyp++;
+		  yyf++;
+		}
+	    }
+	}
+      return yysize;
+    }
+}
+#endif /* YYERROR_VERBOSE */
+
+
+/*-----------------------------------------------.
+| Release the memory associated to this symbol.  |
+`-----------------------------------------------*/
+
+/*ARGSUSED*/
+#if (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+static void
+yydestruct (const char *yymsg, int yytype, YYSTYPE *yyvaluep)
+#else
+static void
+yydestruct (yymsg, yytype, yyvaluep)
+    const char *yymsg;
+    int yytype;
+    YYSTYPE *yyvaluep;
+#endif
+{
+  YYUSE (yyvaluep);
+
+  if (!yymsg)
+    yymsg = "Deleting";
+  YY_SYMBOL_PRINT (yymsg, yytype, yyvaluep, yylocationp);
+
+  switch (yytype)
+    {
+
+      default:
+	break;
+    }
+}
+
+
+/* Prevent warnings from -Wmissing-prototypes.  */
+
+#ifdef YYPARSE_PARAM
+#if defined __STDC__ || defined __cplusplus
+int yyparse (void *YYPARSE_PARAM);
+#else
+int yyparse ();
+#endif
+#else /* ! YYPARSE_PARAM */
+#if defined __STDC__ || defined __cplusplus
+int yyparse (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 __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+int
+yyparse (void *YYPARSE_PARAM)
+#else
+int
+yyparse (YYPARSE_PARAM)
+    void *YYPARSE_PARAM;
+#endif
+#else /* ! YYPARSE_PARAM */
+#if (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+int
+yyparse (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;
+#if YYERROR_VERBOSE
+  /* Buffer for error messages, and its allocated size.  */
+  char yymsgbuf[128];
+  char *yymsg = yymsgbuf;
+  YYSIZE_T yymsg_alloc = sizeof yymsgbuf;
+#endif
+
+  /* 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.  */
+  yytype_int16 yyssa[YYINITDEPTH];
+  yytype_int16 *yyss = yyssa;
+  yytype_int16 *yyssp;
+
+  /* The semantic value stack.  */
+  YYSTYPE yyvsa[YYINITDEPTH];
+  YYSTYPE *yyvs = yyvsa;
+  YYSTYPE *yyvsp;
+
+
+
+#define YYPOPSTACK(N)   (yyvsp -= (N), yyssp -= (N))
+
+  YYSIZE_T yystacksize = YYINITDEPTH;
+
+  /* The variables used to return semantic value and location from the
+     action routines.  */
+  YYSTYPE yyval;
+
+
+  /* The number of symbols on the RHS of the reduced rule.
+     Keep to zero when no symbol should be popped.  */
+  int yylen = 0;
+
+  YYDPRINTF ((stderr, "Starting parse\n"));
+
+  yystate = 0;
+  yyerrstatus = 0;
+  yynerrs = 0;
+  yychar = YYEMPTY;		/* Cause a token to be read.  */
+
+  /* Initialize stack pointers.
+     Waste one element of value and location stack
+     so that they stay on the same level as the state stack.
+     The wasted elements are never initialized.  */
+
+  yyssp = yyss;
+  yyvsp = yyvs;
+
+  goto yysetstate;
+
+/*------------------------------------------------------------.
+| yynewstate -- Push a new state, which is found in yystate.  |
+`------------------------------------------------------------*/
+ yynewstate:
+  /* In all cases, when you get here, the value and location stacks
+     have just been pushed.  So pushing a state here evens the stacks.  */
+  yyssp++;
+
+ yysetstate:
+  *yyssp = yystate;
+
+  if (yyss + yystacksize - 1 <= yyssp)
+    {
+      /* Get the current used size of the three stacks, in elements.  */
+      YYSIZE_T yysize = yyssp - yyss + 1;
+
+#ifdef yyoverflow
+      {
+	/* Give user a chance to reallocate the stack.  Use copies of
+	   these so that the &'s don't force the real ones into
+	   memory.  */
+	YYSTYPE *yyvs1 = yyvs;
+	yytype_int16 *yyss1 = yyss;
+
+
+	/* Each stack pointer address is followed by the size of the
+	   data in use in that stack, in bytes.  This used to be a
+	   conditional around just the two extra args, but that might
+	   be undefined if yyoverflow is a macro.  */
+	yyoverflow (YY_("memory exhausted"),
+		    &yyss1, yysize * sizeof (*yyssp),
+		    &yyvs1, yysize * sizeof (*yyvsp),
+
+		    &yystacksize);
+
+	yyss = yyss1;
+	yyvs = yyvs1;
+      }
+#else /* no yyoverflow */
+# ifndef YYSTACK_RELOCATE
+      goto yyexhaustedlab;
+# else
+      /* Extend the stack our own way.  */
+      if (YYMAXDEPTH <= yystacksize)
+	goto yyexhaustedlab;
+      yystacksize *= 2;
+      if (YYMAXDEPTH < yystacksize)
+	yystacksize = YYMAXDEPTH;
+
+      {
+	yytype_int16 *yyss1 = yyss;
+	union yyalloc *yyptr =
+	  (union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize));
+	if (! yyptr)
+	  goto yyexhaustedlab;
+	YYSTACK_RELOCATE (yyss);
+	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.  */
+
+  /* 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;
+
+  /* Count tokens shifted since error; after three, turn off error
+     status.  */
+  if (yyerrstatus)
+    yyerrstatus--;
+
+  /* Shift the look-ahead token.  */
+  YY_SYMBOL_PRINT ("Shifting", yytoken, &yylval, &yylloc);
+
+  /* Discard the shifted token unless it is eof.  */
+  if (yychar != YYEOF)
+    yychar = YYEMPTY;
+
+  yystate = yyn;
+  *++yyvsp = yylval;
+
+  goto yynewstate;
+
+
+/*-----------------------------------------------------------.
+| yydefault -- do the default action for the current state.  |
+`-----------------------------------------------------------*/
+yydefault:
+  yyn = yydefact[yystate];
+  if (yyn == 0)
+    goto yyerrlab;
+  goto yyreduce;
+
+
+/*-----------------------------.
+| yyreduce -- Do a reduction.  |
+`-----------------------------*/
+yyreduce:
+  /* yyn is the number of a rule to reduce with.  */
+  yylen = yyr2[yyn];
+
+  /* If YYLEN is nonzero, implement the default value of the action:
+     `$$ = $1'.
+
+     Otherwise, the following line sets YYVAL to garbage.
+     This behavior is undocumented and Bison
+     users should not rely upon it.  Assigning to YYVAL
+     unconditionally makes the parser a bit smaller, and it avoids a
+     GCC warning that YYVAL may be used uninitialized.  */
+  yyval = yyvsp[1-yylen];
+
+
+  YY_REDUCE_PRINT (yyn);
+  switch (yyn)
+    {
+        case 2:
+#line 139 "said.y"
+    { (yyval) = said_top_branch(said_attach_branch((yyvsp[(1) - (2)]), (yyvsp[(2) - (2)]))); }
+    break;
+
+  case 3:
+#line 141 "said.y"
+    { (yyval) = said_top_branch(said_attach_branch((yyvsp[(1) - (3)]), said_attach_branch((yyvsp[(2) - (3)]), (yyvsp[(3) - (3)])))); }
+    break;
+
+  case 4:
+#line 143 "said.y"
+    { (yyval) = said_top_branch(said_attach_branch((yyvsp[(1) - (4)]), said_attach_branch((yyvsp[(2) - (4)]), said_attach_branch((yyvsp[(3) - (4)]), (yyvsp[(4) - (4)]))))); }
+    break;
+
+  case 5:
+#line 148 "said.y"
+    { (yyval) = SAID_BRANCH_NULL; }
+    break;
+
+  case 6:
+#line 150 "said.y"
+    { (yyval) = said_paren(said_value(0x14b, said_value(0xf900, said_terminal(0xf900))), SAID_BRANCH_NULL); }
+    break;
+
+  case 7:
+#line 156 "said.y"
+    { (yyval) = SAID_BRANCH_NULL; }
+    break;
+
+  case 8:
+#line 158 "said.y"
+    { (yyval) = said_paren(said_value(0x141, said_value(0x149, (yyvsp[(1) - (1)]))), SAID_BRANCH_NULL); }
+    break;
+
+  case 9:
+#line 164 "said.y"
+    { (yyval) = said_aug_branch(0x142, 0x14a, (yyvsp[(2) - (2)]), SAID_BRANCH_NULL); }
+    break;
+
+  case 10:
+#line 166 "said.y"
+    { (yyval) = said_aug_branch(0x152, 0x142, said_aug_branch(0x142, 0x14a, (yyvsp[(3) - (4)]), SAID_BRANCH_NULL), SAID_BRANCH_NULL); }
+    break;
+
+  case 11:
+#line 168 "said.y"
+    { (yyval) = SAID_BRANCH_NULL; }
+    break;
+
+  case 12:
+#line 174 "said.y"
+    { (yyval) = said_aug_branch(0x143, 0x14a, (yyvsp[(2) - (2)]), SAID_BRANCH_NULL); }
+    break;
+
+  case 13:
+#line 176 "said.y"
+    { (yyval) = said_aug_branch(0x152, 0x143, said_aug_branch(0x143, 0x14a, (yyvsp[(3) - (4)]), SAID_BRANCH_NULL), SAID_BRANCH_NULL); }
+    break;
+
+  case 14:
+#line 178 "said.y"
+    { (yyval) = SAID_BRANCH_NULL; }
+    break;
+
+  case 15:
+#line 184 "said.y"
+    { (yyval) = said_paren(said_value(0x141, said_value(0x153, said_terminal((yyvsp[(1) - (1)])))), SAID_BRANCH_NULL); }
+    break;
+
+  case 16:
+#line 189 "said.y"
+    { (yyval) = said_aug_branch(0x141, 0x14f, (yyvsp[(1) - (1)]), SAID_BRANCH_NULL); }
+    break;
+
+  case 17:
+#line 191 "said.y"
+    { (yyval) = said_aug_branch(0x141, 0x14f, said_aug_branch(0x152, 0x14c, said_aug_branch(0x141, 0x14f, (yyvsp[(2) - (3)]), SAID_BRANCH_NULL), SAID_BRANCH_NULL), SAID_BRANCH_NULL); }
+    break;
+
+  case 18:
+#line 196 "said.y"
+    { (yyval) = (yyvsp[(1) - (1)]); }
+    break;
+
+  case 19:
+#line 198 "said.y"
+    { (yyval) = (yyvsp[(1) - (3)]); }
+    break;
+
+  case 20:
+#line 200 "said.y"
+    { (yyval) = said_attach_branch((yyvsp[(1) - (3)]), (yyvsp[(3) - (3)])); }
+    break;
+
+  case 21:
+#line 202 "said.y"
+    { (yyval) = said_attach_branch((yyvsp[(1) - (4)]), (yyvsp[(3) - (4)])); }
+    break;
+
+  case 22:
+#line 204 "said.y"
+    { (yyval) = said_attach_branch((yyvsp[(1) - (5)]), (yyvsp[(3) - (5)])); }
+    break;
+
+  case 23:
+#line 210 "said.y"
+    { (yyval) = said_attach_branch((yyvsp[(1) - (2)]), (yyvsp[(2) - (2)])); }
+    break;
+
+  case 24:
+#line 212 "said.y"
+    { (yyval) = (yyvsp[(1) - (1)]); }
+    break;
+
+  case 25:
+#line 214 "said.y"
+    { (yyval) = (yyvsp[(1) - (1)]); }
+    break;
+
+  case 26:
+#line 220 "said.y"
+    { (yyval) = (yyvsp[(1) - (1)]); }
+    break;
+
+  case 27:
+#line 222 "said.y"
+    { (yyval) = said_aug_branch(0x152, 0x144, (yyvsp[(2) - (3)]), SAID_BRANCH_NULL); }
+    break;
+
+  case 28:
+#line 224 "said.y"
+    { (yyval) = said_attach_branch((yyvsp[(1) - (4)]), said_aug_branch(0x152, 0x144, (yyvsp[(3) - (4)]), SAID_BRANCH_NULL)); }
+    break;
+
+  case 29:
+#line 230 "said.y"
+    { (yyval) = said_aug_branch(0x144, 0x14f, (yyvsp[(2) - (3)]), (yyvsp[(3) - (3)])); }
+    break;
+
+  case 30:
+#line 232 "said.y"
+    { (yyval) = said_aug_branch(0x144, 0x14f, said_aug_branch(0x141, 0x144, (yyvsp[(2) - (4)]), SAID_BRANCH_NULL), SAID_BRANCH_NULL); }
+    break;
+
+  case 31:
+#line 234 "said.y"
+    { (yyval) = said_aug_branch(0x144, 0x14f, (yyvsp[(2) - (2)]), SAID_BRANCH_NULL); }
+    break;
+
+  case 32:
+#line 236 "said.y"
+    { (yyval) = said_aug_branch(0x152, 0x144, said_aug_branch(0x144, 0x14f, (yyvsp[(3) - (4)]), SAID_BRANCH_NULL), SAID_BRANCH_NULL); }
+    break;
+
+  case 33:
+#line 242 "said.y"
+    { (yyval) = said_aug_branch(0x141, 0x144, said_aug_branch(0x144, 0x14f, (yyvsp[(2) - (3)]), SAID_BRANCH_NULL), (yyvsp[(3) - (3)])); }
+    break;
+
+  case 34:
+#line 244 "said.y"
+    { (yyval) = said_aug_branch(0x141, 0x144, said_aug_branch(0x144, 0x14f, (yyvsp[(2) - (2)]), SAID_BRANCH_NULL), SAID_BRANCH_NULL); }
+    break;
+
+  case 35:
+#line 246 "said.y"
+    { (yyval) = said_aug_branch(0x141, 0x14c, (yyvsp[(2) - (4)]), SAID_BRANCH_NULL); }
+    break;
+
+
+/* Line 1267 of yacc.c.  */
+#line 1647 "said.c"
+      default: break;
+    }
+  YY_SYMBOL_PRINT ("-> $$ =", yyr1[yyn], &yyval, &yyloc);
+
+  YYPOPSTACK (yylen);
+  yylen = 0;
+  YY_STACK_PRINT (yyss, yyssp);
+
+  *++yyvsp = yyval;
+
+
+  /* Now `shift' the result of the reduction.  Determine what state
+     that goes to, based on the state we popped back to and the rule
+     number reduced by.  */
+
+  yyn = yyr1[yyn];
+
+  yystate = yypgoto[yyn - YYNTOKENS] + *yyssp;
+  if (0 <= yystate && yystate <= YYLAST && yycheck[yystate] == *yyssp)
+    yystate = yytable[yystate];
+  else
+    yystate = yydefgoto[yyn - YYNTOKENS];
+
+  goto yynewstate;
+
+
+/*------------------------------------.
+| yyerrlab -- here on detecting error |
+`------------------------------------*/
+yyerrlab:
+  /* If not already recovering from an error, report this error.  */
+  if (!yyerrstatus)
+    {
+      ++yynerrs;
+#if ! YYERROR_VERBOSE
+      yyerror (YY_("syntax error"));
+#else
+      {
+	YYSIZE_T yysize = yysyntax_error (0, yystate, yychar);
+	if (yymsg_alloc < yysize && yymsg_alloc < YYSTACK_ALLOC_MAXIMUM)
+	  {
+	    YYSIZE_T yyalloc = 2 * yysize;
+	    if (! (yysize <= yyalloc && yyalloc <= YYSTACK_ALLOC_MAXIMUM))
+	      yyalloc = YYSTACK_ALLOC_MAXIMUM;
+	    if (yymsg != yymsgbuf)
+	      YYSTACK_FREE (yymsg);
+	    yymsg = (char *) YYSTACK_ALLOC (yyalloc);
+	    if (yymsg)
+	      yymsg_alloc = yyalloc;
+	    else
+	      {
+		yymsg = yymsgbuf;
+		yymsg_alloc = sizeof yymsgbuf;
+	      }
+	  }
+
+	if (0 < yysize && yysize <= yymsg_alloc)
+	  {
+	    (void) yysyntax_error (yymsg, yystate, yychar);
+	    yyerror (yymsg);
+	  }
+	else
+	  {
+	    yyerror (YY_("syntax error"));
+	    if (yysize != 0)
+	      goto yyexhaustedlab;
+	  }
+      }
+#endif
+    }
+
+
+
+  if (yyerrstatus == 3)
+    {
+      /* If just tried and failed to reuse look-ahead token after an
+	 error, discard it.  */
+
+      if (yychar <= YYEOF)
+	{
+	  /* Return failure if at end of input.  */
+	  if (yychar == YYEOF)
+	    YYABORT;
+	}
+      else
+	{
+	  yydestruct ("Error: discarding",
+		      yytoken, &yylval);
+	  yychar = YYEMPTY;
+	}
+    }
+
+  /* Else will try to reuse look-ahead token after shifting the error
+     token.  */
+  goto yyerrlab1;
+
+
+/*---------------------------------------------------.
+| yyerrorlab -- error raised explicitly by YYERROR.  |
+`---------------------------------------------------*/
+yyerrorlab:
+
+  /* Pacify compilers like GCC when the user code never invokes
+     YYERROR and the label yyerrorlab therefore never appears in user
+     code.  */
+  if (/*CONSTCOND*/ 0)
+     goto yyerrorlab;
+
+  /* Do not reclaim the symbols of the rule which action triggered
+     this YYERROR.  */
+  YYPOPSTACK (yylen);
+  yylen = 0;
+  YY_STACK_PRINT (yyss, yyssp);
+  yystate = *yyssp;
+  goto yyerrlab1;
+
+
+/*-------------------------------------------------------------.
+| yyerrlab1 -- common code for both syntax error and YYERROR.  |
+`-------------------------------------------------------------*/
+yyerrlab1:
+  yyerrstatus = 3;	/* Each real token shifted decrements this.  */
+
+  for (;;)
+    {
+      yyn = yypact[yystate];
+      if (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 (1);
+      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:
+  yyresult = 1;
+  goto yyreturn;
+
+#ifndef yyoverflow
+/*-------------------------------------------------.
+| yyexhaustedlab -- memory exhaustion comes here.  |
+`-------------------------------------------------*/
+yyexhaustedlab:
+  yyerror (YY_("memory exhausted"));
+  yyresult = 2;
+  /* Fall through.  */
+#endif
+
+yyreturn:
+  if (yychar != YYEOF && yychar != YYEMPTY)
+     yydestruct ("Cleanup: discarding lookahead",
+		 yytoken, &yylval);
+  /* Do not reclaim the symbols of the rule which action triggered
+     this YYABORT or YYACCEPT.  */
+  YYPOPSTACK (yylen);
+  YY_STACK_PRINT (yyss, yyssp);
+  while (yyssp != yyss)
+    {
+      yydestruct ("Cleanup: popping",
+		  yystos[*yyssp], yyvsp);
+      YYPOPSTACK (1);
+    }
+#ifndef yyoverflow
+  if (yyss != yyssa)
+    YYSTACK_FREE (yyss);
+#endif
+#if YYERROR_VERBOSE
+  if (yymsg != yymsgbuf)
+    YYSTACK_FREE (yymsg);
+#endif
+  /* Make sure YYID is used.  */
+  return YYID (yyresult);
+}
+
+
+#line 251 "said.y"
+
+
+
+int
+parse_yy_token_lookup[] = {YY_COMMA, YY_AMP, YY_SLASH, YY_PARENO, YY_PARENC, YY_BRACKETSO, YY_BRACKETSC,
+			   YY_HASH, YY_LT, YY_GT};
+
+static int
+yylex(void)
+{
+	int retval = said_tokens[said_token++];
+
+	if (retval < SAID_LONG(SAID_FIRST)) {
+		yylval = retval;
+		retval = WGROUP;
+	} else {
+		retval >>= 8;
+
+		if (retval == SAID_TERM)
+			retval = 0;
+		else {
+			assert(retval >= SAID_FIRST);
+			retval = parse_yy_token_lookup[retval - SAID_FIRST];
+			if (retval == YY_BRACKETSO) {
+				if ((said_tokens[said_token] >> 8) == SAID_LT)
+					retval = YY_BRACKETSO_LT;
+				else
+					if ((said_tokens[said_token] >> 8) == SAID_SLASH)
+						retval = YY_BRACKETSO_SLASH;
+			} else if (retval == YY_LT && (said_tokens[said_token] >> 8) == SAID_BRACKO) {
+				retval = YY_LT_BRACKETSO;
+			} else if (retval == YY_LT && (said_tokens[said_token] >> 8) == SAID_PARENO) {
+				retval = YY_LT_PARENO;
+			}
+		}
+	}
+
+	return retval;
+}
+
+#define SAID_NEXT_NODE ((said_tree_pos == 0) || (said_tree_pos >= VOCAB_TREE_NODES))? said_tree_pos = 0 : said_tree_pos++
+
+static inline int
+said_leaf_node(tree_t pos, int value)
+{
+	said_tree[pos].type = PARSE_TREE_NODE_LEAF;
+
+	if (value != VALUE_IGNORE)
+		said_tree[pos].content.value = value;
+
+	return pos;
+}
+
+static inline int
+said_branch_node(tree_t pos, int left, int right)
+{
+	said_tree[pos].type = PARSE_TREE_NODE_BRANCH;
+
+	if (left != VALUE_IGNORE)
+		said_tree[pos].content.branches[0] = left;
+
+	if (right != VALUE_IGNORE)
+		said_tree[pos].content.branches[1] = right;
+
+	return pos;
+}
+
+
+static tree_t
+said_paren(tree_t t1, tree_t t2)
+{
+	if (t1)
+		return said_branch_node(SAID_NEXT_NODE,
+					t1,
+					t2
+					);
+	else
+		return t2;
+}
+
+static tree_t
+said_value(int val, tree_t t)
+{
+	return said_branch_node(SAID_NEXT_NODE,
+				said_leaf_node(SAID_NEXT_NODE, val),
+				t
+				);
+			  
+}
+
+static tree_t
+said_terminal(int val)
+{
+	return said_leaf_node(SAID_NEXT_NODE, val);
+}
+
+
+static tree_t
+said_aug_branch(int n1, int n2, tree_t t1, tree_t t2)
+{
+	int retval;
+
+	retval = said_branch_node(SAID_NEXT_NODE,
+				  said_branch_node(SAID_NEXT_NODE,
+						   said_leaf_node(SAID_NEXT_NODE, n1),
+						   said_branch_node(SAID_NEXT_NODE,
+								    said_leaf_node(SAID_NEXT_NODE, n2),
+								    t1
+								    )
+						   ),
+				  t2
+				  );
+
+#ifdef SAID_DEBUG
+	fprintf(stderr,"AUG(0x%x, 0x%x, [%04x], [%04x]) = [%04x]\n", n1, n2, t1, t2, retval);
+#endif
+
+	return retval;
+}
+
+static tree_t
+said_attach_branch(tree_t base, tree_t attacheant)
+{
+#ifdef SAID_DEBUG
+	fprintf(stderr,"ATT2([%04x], [%04x]) = [%04x]\n", base, attacheant, base);
+#endif
+
+	if (!attacheant)
+		return base;
+	if (!base)
+		return attacheant;
+
+	if (!base)
+		return 0; /* Happens if we're out of space */
+
+	said_branch_node(base, VALUE_IGNORE, attacheant);
+
+	return base;
+}
+
+static said_spec_t
+said_top_branch(tree_t first)
+{
+#ifdef SAID_DEBUG
+	fprintf(stderr, "TOP([%04x])\n", first);
+#endif
+	said_branch_node(0, 1, 2);
+	said_leaf_node(1, 0x141); /* Magic number #1 */
+	said_branch_node(2, 3, first);
+	said_leaf_node(3, 0x13f); /* Magic number #2 */
+
+	++said_blessed;
+
+	return 0;
+}
+
+
+int
+said_parse_spec(state_t *s, byte *spec)
+{
+	int nextitem;
+
+	said_parse_error = NULL;
+	said_token = 0;
+	said_tokens_nr = 0;
+	said_blessed = 0;
+
+	said_tree_pos = SAID_TREE_START;
+
+	do {
+		nextitem = *spec++;
+		if (nextitem < SAID_FIRST)
+			said_tokens[said_tokens_nr++] = nextitem << 8 | *spec++;
+		else
+			said_tokens[said_tokens_nr++] = SAID_LONG(nextitem);
+
+	} while ((nextitem != SAID_TERM) && (said_tokens_nr < MAX_SAID_TOKENS));
+
+	if (nextitem == SAID_TERM)
+		yyparse();
+	else {
+		sciprintf("Error: SAID spec is too long\n");
+		return 1;
+	}
+
+	if (said_parse_error) {
+		sciprintf("Error while parsing SAID spec: %s\n", said_parse_error);
+		free(said_parse_error);
+		return 1;
+	}
+
+	if (said_tree_pos == 0) {
+		sciprintf("Error: Out of tree space while parsing SAID spec\n");
+		return 1;
+	}
+
+	if (said_blessed != 1) {
+		sciprintf("Error: Found %d top branches\n");
+		return 1;
+	}
+
+	return 0;
+}
+
+/**********************/
+/**** Augmentation ****/
+/**********************/
+
+
+/** primitive functions **/
+
+#define AUG_READ_BRANCH(a, br, p) \
+  if (tree[p].type != PARSE_TREE_NODE_BRANCH) \
+    return 0; \
+  a = tree[p].content.branches[br];
+
+#define AUG_READ_VALUE(a, p) \
+  if (tree[p].type != PARSE_TREE_NODE_LEAF) \
+    return 0; \
+  a = tree[p].content.value;
+
+#define AUG_ASSERT(i) \
+  if (!i) return 0;
+
+static int
+aug_get_next_sibling(parse_tree_node_t *tree, int pos, int *first, int *second)
+     /* Returns the next sibling relative to the specified position in 'tree',
+     ** sets *first and *second to its augment node values, returns the new position
+     ** or 0 if there was no next sibling
+     */
+{
+	int seek, valpos;
+
+	AUG_READ_BRANCH(pos, 1, pos);
+	AUG_ASSERT(pos);
+	AUG_READ_BRANCH(seek, 0, pos);
+	AUG_ASSERT(seek);
+
+	/* Now retreive first value */
+	AUG_READ_BRANCH(valpos, 0, seek);
+	AUG_ASSERT(valpos);
+	AUG_READ_VALUE(*first, valpos);
+
+	/* Get second value */
+	AUG_READ_BRANCH(seek, 1, seek);
+	AUG_ASSERT(seek);
+	AUG_READ_BRANCH(valpos, 0, seek);
+	AUG_ASSERT(valpos);
+	AUG_READ_VALUE(*second, valpos);
+
+	return pos;
+}
+
+
+static int
+aug_get_wgroup(parse_tree_node_t *tree, int pos)
+     /* Returns 0 if pos in tree is not the root of a 3-element list, otherwise
+     ** it returns the last element (which, in practice, is the word group
+     */
+{
+	int val;
+
+	AUG_READ_BRANCH(pos, 0, pos);
+	AUG_ASSERT(pos);
+	AUG_READ_BRANCH(pos, 1, pos);
+	AUG_ASSERT(pos);
+	AUG_READ_BRANCH(pos, 1, pos);
+	AUG_ASSERT(pos);
+	AUG_READ_VALUE(val, pos);
+
+	return val;
+}
+
+
+static int
+aug_get_base_node(parse_tree_node_t *tree)
+{
+	int startpos = 0;
+	AUG_READ_BRANCH(startpos, 1, startpos);
+	return startpos;
+}
+
+
+/** semi-primitive functions **/
+
+
+static int
+aug_get_first_child(parse_tree_node_t *tree, int pos, int *first, int *second)
+     /* like aug_get_next_sibling, except that it recurses into the tree and
+     ** finds the first child (usually *not* Ayanami Rei) of the current branch
+     ** rather than its next sibling.
+     */
+{
+	AUG_READ_BRANCH(pos, 0, pos);
+	AUG_ASSERT(pos);
+	AUG_READ_BRANCH(pos, 1, pos);
+	AUG_ASSERT(pos);
+
+	return aug_get_next_sibling(tree, pos, first, second);
+}
+
+static void
+aug_find_words_recursively(parse_tree_node_t *tree, int startpos,
+			   int *base_words, int *base_words_nr,
+			   int *ref_words, int *ref_words_nr,
+			   int maxwords, int refbranch)
+     /* Finds and lists all base (141) and reference (144) words */
+{
+	int major, minor;
+	int word;
+	int pos = aug_get_first_child(tree, startpos, &major, &minor);
+
+	/*	if (major == WORD_TYPE_REF)
+		refbranch = 1;*/
+
+	while (pos) {
+		if ((word = aug_get_wgroup(tree, pos))) { /* found a word */
+
+			if (!refbranch && major == WORD_TYPE_BASE) {	
+				if ((*base_words_nr) == maxwords) {
+					sciprintf("Out of regular words\n");
+					return; /* return gracefully */
+				}
+
+				base_words[*base_words_nr] = word; /* register word */
+				++(*base_words_nr);
+
+			}
+			if (major == WORD_TYPE_REF || refbranch) {
+				if ((*ref_words_nr) == maxwords) {
+					sciprintf("Out of reference words\n");
+					return; /* return gracefully */
+				}
+
+				ref_words[*ref_words_nr] = word; /* register word */
+				++(*ref_words_nr);
+
+			}
+			if (major != WORD_TYPE_SYNTACTIC_SUGAR && major != WORD_TYPE_BASE && major != WORD_TYPE_REF)
+				sciprintf("aug_find_words_recursively(): Unknown word type %03x\n", major);
+    
+		} else /* Did NOT find a word group: Attempt to recurse */
+			aug_find_words_recursively(tree, pos, base_words, base_words_nr,
+						   ref_words, ref_words_nr, maxwords, refbranch || major == WORD_TYPE_REF);
+
+		pos = aug_get_next_sibling(tree, pos, &major, &minor);
+	}
+}
+
+
+static void
+aug_find_words(parse_tree_node_t *tree, int startpos,
+	       int *base_words, int *base_words_nr,
+	       int *ref_words, int *ref_words_nr,
+	       int maxwords)
+     /* initializing wrapper for aug_find_words_recursively() */
+{
+	*base_words_nr = 0;
+	*ref_words_nr = 0;
+
+	aug_find_words_recursively(tree, startpos, base_words, base_words_nr, ref_words, ref_words_nr, maxwords, 0);
+}
+
+
+static inline int
+aug_contains_word(int *list, int length, int word)
+{
+	int i;
+	if (word == ANYWORD)
+		return (length);
+
+	for (i = 0; i < length; i++)
+		if (list[i] == word)
+			return 1;
+
+	return 0;
+}
+
+
+static int
+augment_sentence_expression(parse_tree_node_t *saidt, int augment_pos,
+			    parse_tree_node_t *parset, int parse_branch,
+			    int major, int minor,
+			    int *base_words, int base_words_nr,
+			    int *ref_words, int ref_words_nr);
+
+static int
+augment_match_expression_p(parse_tree_node_t *saidt, int augment_pos,
+			   parse_tree_node_t *parset, int parse_basepos,
+			   int major, int minor,
+			   int *base_words, int base_words_nr,
+			   int *ref_words, int ref_words_nr)
+{
+	int cmajor, cminor, cpos;
+	cpos = aug_get_first_child(saidt, augment_pos, &cmajor, &cminor);
+	if (!cpos) {
+		sciprintf("augment_match_expression_p(): Empty condition\n");
+		return 1;
+	}
+
+	scidprintf("Attempting to match (%03x %03x (%03x %03x\n", major, minor, cmajor, cminor);
+
+	if ((major == WORD_TYPE_BASE) && (minor == AUGMENT_SENTENCE_MINOR_RECURSE))
+		return augment_match_expression_p(saidt, cpos,
+						  parset, parse_basepos,
+						  cmajor, cminor,
+						  base_words, base_words_nr,
+						  ref_words, ref_words_nr);
+
+
+	switch (major) {
+
+	case WORD_TYPE_BASE:
+		while (cpos) {
+			if (cminor == AUGMENT_SENTENCE_MINOR_MATCH_WORD) {
+				int word = aug_get_wgroup(saidt, cpos);
+				scidprintf("Looking for word %03x\n", word);
+
+				if (aug_contains_word(base_words, base_words_nr, word))
+					return 1;
+			} else if (cminor == AUGMENT_SENTENCE_MINOR_MATCH_PHRASE) {
+				if (augment_sentence_expression(saidt, cpos,
+								parset, parse_basepos,
+								cmajor, cminor,
+								base_words, base_words_nr,
+								ref_words, ref_words_nr))
+					return 1;
+			} else if (cminor == AUGMENT_SENTENCE_MINOR_PARENTHESES) {
+				int gc_major, gc_minor;
+				int gchild = aug_get_first_child(saidt, cpos, &gc_major, &gc_minor);
+
+				while (gchild) {
+					if (augment_match_expression_p(saidt, cpos,
+								       parset, parse_basepos,
+								       major, minor,
+								       base_words, base_words_nr,
+								       ref_words, ref_words_nr))
+						return 1;
+					gchild = aug_get_next_sibling(saidt, gchild, &gc_major, &gc_minor);
+				}
+			} else
+				sciprintf("augment_match_expression_p(): Unknown type 141 minor number %3x\n", cminor);
+
+			cpos = aug_get_next_sibling(saidt, cpos, &cmajor, &cminor);
+
+		}
+		break;
+
+	case WORD_TYPE_REF:
+		while (cpos) {
+			if (cminor == AUGMENT_SENTENCE_MINOR_MATCH_WORD) {
+				int word = aug_get_wgroup(saidt, cpos);
+				scidprintf("Looking for refword %03x\n", word);
+
+				if (aug_contains_word(ref_words, ref_words_nr, word))
+					return 1;
+			} else if (cminor == AUGMENT_SENTENCE_MINOR_MATCH_PHRASE) {
+				if (augment_match_expression_p(saidt, cpos,
+							       parset, parse_basepos,
+							       cmajor, cminor,
+							       base_words, base_words_nr,
+							       ref_words, ref_words_nr))
+					return 1;
+			} else if (cminor == AUGMENT_SENTENCE_MINOR_PARENTHESES) {
+				int gc_major, gc_minor;
+				int gchild = aug_get_first_child(saidt, cpos, &gc_major, &gc_minor);
+
+				while (gchild) {
+					if (augment_match_expression_p(saidt, cpos,
+								       parset, parse_basepos,
+								       major, minor,
+								       base_words, base_words_nr,
+								       ref_words, ref_words_nr))
+						return 1;
+					gchild = aug_get_next_sibling(saidt, gchild, &gc_major, &gc_minor);
+				}
+			} else
+				sciprintf("augment_match_expression_p(): Unknown type 144 minor number %3x\n", cminor);
+
+			cpos = aug_get_next_sibling(saidt, cpos, &cmajor, &cminor);
+
+		}
+		break;
+
+	case AUGMENT_SENTENCE_PART_BRACKETS:
+		if (augment_match_expression_p(saidt, cpos,
+					       parset, parse_basepos,
+					       cmajor, cminor,
+					       base_words, base_words_nr,
+					       ref_words, ref_words_nr))
+			return 1;
+
+		scidprintf("Didn't match subexpression; checking sub-bracked predicate %03x\n", cmajor);
+
+		switch (cmajor) {
+		case WORD_TYPE_BASE:
+			if (!base_words_nr)
+				return 1;
+			break;
+
+		case WORD_TYPE_REF:
+			if (!ref_words_nr)
+				return 1;
+			break;
+
+		default:
+			sciprintf("augment_match_expression_p(): (subp1) Unkonwn sub-bracket predicate %03x\n", cmajor);
+		}
+
+		break;
+
+	default:
+		sciprintf("augment_match_expression_p(): Unknown predicate %03x\n", major);
+
+	}
+
+	scidprintf("Generic failure\n");
+	return 0;
+}
+
+static int
+augment_sentence_expression(parse_tree_node_t *saidt, int augment_pos,
+			    parse_tree_node_t *parset, int parse_branch,
+			    int major, int minor,
+			    int *base_words, int base_words_nr,
+			    int *ref_words, int ref_words_nr)
+{
+	int check_major, check_minor;
+	int check_pos = aug_get_first_child(saidt, augment_pos, &check_major, &check_minor);
+	do {
+		if (!(augment_match_expression_p(saidt, check_pos, parset, parse_branch,
+						 check_major, check_minor, base_words, base_words_nr,
+						 ref_words, ref_words_nr)))
+			return 0;
+	} while ((check_pos = aug_get_next_sibling(saidt, check_pos, &check_major, &check_minor)));
+	return 1;
+}
+
+
+
+static int
+augment_sentence_part(parse_tree_node_t *saidt, int augment_pos,
+		      parse_tree_node_t *parset, int parse_basepos,
+		      int major, int minor)
+{
+	int pmajor, pminor;
+	int parse_branch = parse_basepos;
+	int optional = 0;
+	int foundwords = 0;
+
+	scidprintf("Augmenting (%03x %03x\n", major, minor);
+
+	if (major == AUGMENT_SENTENCE_PART_BRACKETS) { /* '[/ foo]' is true if '/foo' or if there
+						       ** exists no x for which '/x' is true
+						       */
+		if ((augment_pos = aug_get_first_child(saidt, augment_pos, &major, &minor))) {
+			scidprintf("Optional part: Now augmenting (%03x %03x\n", major, minor);
+			optional = 1;
+		} else {
+			scidprintf("Matched empty optional expression\n");
+			return 1;
+		}
+	}
+
+	if ((major < 0x141)
+	    || (major > 0x143)) {
+		scidprintf("augment_sentence_part(): Unexpected sentence part major number %03x\n", major);
+		return 0;
+	}
+
+	while ((parse_branch = aug_get_next_sibling(parset, parse_branch, &pmajor, &pminor)))
+		if (pmajor == major) { /* found matching sentence part */
+			int success;
+			int base_words_nr;
+			int ref_words_nr;
+			int base_words[AUGMENT_MAX_WORDS];
+			int ref_words[AUGMENT_MAX_WORDS];
+#ifdef SCI_DEBUG_PARSE_TREE_AUGMENTATION
+			int i;
+#endif
+
+			scidprintf("Found match with pminor = %03x\n", pminor);
+			aug_find_words(parset, parse_branch, base_words, &base_words_nr,
+				       ref_words, &ref_words_nr, AUGMENT_MAX_WORDS);
+			foundwords |= (ref_words_nr | base_words_nr);
+#ifdef SCI_DEBUG_PARSE_TREE_AUGMENTATION
+			sciprintf("%d base words:", base_words_nr);
+			for (i = 0; i < base_words_nr; i++)
+				sciprintf(" %03x", base_words[i]);
+			sciprintf("\n%d reference words:", ref_words_nr);
+			for (i = 0; i < ref_words_nr; i++)
+				sciprintf(" %03x", ref_words[i]);
+			sciprintf("\n");
+#endif
+
+			success = augment_sentence_expression(saidt, augment_pos,
+							      parset, parse_basepos, major, minor,
+							      base_words, base_words_nr,
+							      ref_words, ref_words_nr);
+
+			if (success) {
+				scidprintf("SUCCESS on augmenting (%03x %03x\n", major, minor);
+				return 1;
+			}
+		}
+
+	if (optional && (foundwords == 0)) {
+		scidprintf("Found no words and optional branch => SUCCESS on augmenting (%03x %03x\n", major, minor);
+		return 1;
+	}
+	scidprintf("FAILURE on augmenting (%03x %03x\n", major, minor);
+	return 0;
+}
+
+static int
+augment_parse_nodes(parse_tree_node_t *parset, parse_tree_node_t *saidt)
+{
+	int augment_basepos = 0;
+	int parse_basepos;
+	int major, minor;
+	int dontclaim = 0;
+
+	parse_basepos = aug_get_base_node(parset);
+	if (!parse_basepos) {
+		sciprintf("augment_parse_nodes(): Parse tree is corrupt\n");
+		return 0;
+	}
+  
+	augment_basepos = aug_get_base_node(saidt);
+	if (!augment_basepos) {
+		sciprintf("augment_parse_nodes(): Said tree is corrupt\n");
+		return 0;
+	}
+	while ((augment_basepos = aug_get_next_sibling(saidt, augment_basepos, &major, &minor))) {
+
+		if ((major == 0x14b)
+		    && (minor == SAID_LONG(SAID_GT)))
+			dontclaim = 1; /* special case */
+		else /* normal sentence part */
+			if (!(augment_sentence_part(saidt, augment_basepos, parset, parse_basepos, major, minor))) {
+				scidprintf("Returning failure\n");
+				return 0; /* fail */
+			}
+	}
+
+	scidprintf("Returning success with dontclaim=%d\n", dontclaim);
+
+	if (dontclaim)
+		return SAID_PARTIAL_MATCH;
+	else return 1; /* full match */
+}
+
+
+/*******************/
+/**** Main code ****/
+/*******************/
+
+int
+said(state_t *s, byte *spec, int verbose)
+{
+	int retval;
+
+	parse_tree_node_t *parse_tree_ptr = s->parser_nodes;
+
+	if (s->parser_valid) {
+
+		if (said_parse_spec(s, spec)) {
+			sciprintf("Offending spec was: ");
+			vocab_decypher_said_block(s, spec);
+			return SAID_NO_MATCH;
+		}
+
+		if (verbose)
+			vocab_dump_parse_tree("Said-tree", said_tree); /* Nothing better to do yet */
+		retval = augment_parse_nodes(parse_tree_ptr, &(said_tree[0]));
+
+		if (!retval)
+			return SAID_NO_MATCH;
+		else if (retval != SAID_PARTIAL_MATCH)
+			return SAID_FULL_MATCH;
+		else return SAID_PARTIAL_MATCH;
+	}
+
+	return SAID_NO_MATCH;
+}
+
+
+
+#ifdef SAID_DEBUG_PROGRAM
+int
+main (int argc, char *argv)
+{
+	byte block[] = {0x01, 0x00, 0xf8, 0xf5, 0x02, 0x01, 0xf6, 0xf2, 0x02, 0x01, 0xf2, 0x01, 0x03, 0xff};
+	state_t s;
+	con_passthrough = 1;
+
+	s.parser_valid = 1;
+	said(&s, block);
+}
+#endif
+