-/* A Bison parser, made from parse-gram.y
- by GNU bison 1.49b. */
+/* A Bison parser, made by GNU Bison 1.875a. */
-/* Skeleton output parser for Bison,
- Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002 Free Software
- Foundation, Inc.
+/* Skeleton parser for Yacc-like parsing with Bison,
+ Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003 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
This special exception was added by the Free Software Foundation
in version 1.24 of Bison. */
-/* This is the parser code that is written into each bison parser when
- the %semantic_parser declaration is not specified in the grammar.
- It was written by Richard Stallman by simplifying the original so
- called ``semantic'' parser. */
+/* 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
USER NAME SPACE" below. */
/* Identify Bison output. */
-#define YYBISON 1
+#define YYBISON 1
+
+/* Skeleton name. */
+#define YYSKELETON_NAME "yacc.c"
/* Pure parsers. */
-#define YYPURE 1
+#define YYPURE 1
/* Using locations. */
#define YYLSP_NEEDED 1
#define yynerrs gram_nerrs
#define yylloc gram_lloc
+/* Tokens. */
+#ifndef YYTOKENTYPE
+# define YYTOKENTYPE
+ /* Put the tokens into the symbol table, so that GDB and other debuggers
+ know about them. */
+ enum yytokentype {
+ GRAM_EOF = 0,
+ STRING = 258,
+ INT = 259,
+ PERCENT_TOKEN = 260,
+ PERCENT_NTERM = 261,
+ PERCENT_TYPE = 262,
+ PERCENT_DESTRUCTOR = 263,
+ PERCENT_PRINTER = 264,
+ PERCENT_UNION = 265,
+ PERCENT_LEFT = 266,
+ PERCENT_RIGHT = 267,
+ PERCENT_NONASSOC = 268,
+ PERCENT_PREC = 269,
+ PERCENT_DPREC = 270,
+ PERCENT_MERGE = 271,
+ PERCENT_DEBUG = 272,
+ PERCENT_DEFINE = 273,
+ PERCENT_DEFINES = 274,
+ PERCENT_ERROR_VERBOSE = 275,
+ PERCENT_EXPECT = 276,
+ PERCENT_FILE_PREFIX = 277,
+ PERCENT_GLR_PARSER = 278,
+ PERCENT_LEX_PARAM = 279,
+ PERCENT_LOCATIONS = 280,
+ PERCENT_NAME_PREFIX = 281,
+ PERCENT_NO_LINES = 282,
+ PERCENT_OUTPUT = 283,
+ PERCENT_PARSE_PARAM = 284,
+ PERCENT_PURE_PARSER = 285,
+ PERCENT_SKELETON = 286,
+ PERCENT_START = 287,
+ PERCENT_TOKEN_TABLE = 288,
+ PERCENT_VERBOSE = 289,
+ PERCENT_YACC = 290,
+ TYPE = 291,
+ EQUAL = 292,
+ SEMICOLON = 293,
+ PIPE = 294,
+ ID = 295,
+ ID_COLON = 296,
+ PERCENT_PERCENT = 297,
+ PROLOGUE = 298,
+ EPILOGUE = 299,
+ BRACED_CODE = 300
+ };
+#endif
+#define GRAM_EOF 0
+#define STRING 258
+#define INT 259
+#define PERCENT_TOKEN 260
+#define PERCENT_NTERM 261
+#define PERCENT_TYPE 262
+#define PERCENT_DESTRUCTOR 263
+#define PERCENT_PRINTER 264
+#define PERCENT_UNION 265
+#define PERCENT_LEFT 266
+#define PERCENT_RIGHT 267
+#define PERCENT_NONASSOC 268
+#define PERCENT_PREC 269
+#define PERCENT_DPREC 270
+#define PERCENT_MERGE 271
+#define PERCENT_DEBUG 272
+#define PERCENT_DEFINE 273
+#define PERCENT_DEFINES 274
+#define PERCENT_ERROR_VERBOSE 275
+#define PERCENT_EXPECT 276
+#define PERCENT_FILE_PREFIX 277
+#define PERCENT_GLR_PARSER 278
+#define PERCENT_LEX_PARAM 279
+#define PERCENT_LOCATIONS 280
+#define PERCENT_NAME_PREFIX 281
+#define PERCENT_NO_LINES 282
+#define PERCENT_OUTPUT 283
+#define PERCENT_PARSE_PARAM 284
+#define PERCENT_PURE_PARSER 285
+#define PERCENT_SKELETON 286
+#define PERCENT_START 287
+#define PERCENT_TOKEN_TABLE 288
+#define PERCENT_VERBOSE 289
+#define PERCENT_YACC 290
+#define TYPE 291
+#define EQUAL 292
+#define SEMICOLON 293
+#define PIPE 294
+#define ID 295
+#define ID_COLON 296
+#define PERCENT_PERCENT 297
+#define PROLOGUE 298
+#define EPILOGUE 299
+#define BRACED_CODE 300
+
+
+
+
/* Copy the first part of user declarations. */
-#line 31 "parse-gram.y"
+#line 32 "parse-gram.y"
#include "system.h"
-#include "muscle_tab.h"
+
+#include "complain.h"
+#include "conflicts.h"
#include "files.h"
#include "getargs.h"
-#include "output.h"
-#include "symlist.h"
#include "gram.h"
+#include "muscle_tab.h"
+#include "output.h"
#include "reader.h"
-#include "conflicts.h"
+#include "symlist.h"
-/* Produce verbose parse errors. */
+/* Produce verbose syntax errors. */
#define YYERROR_VERBOSE 1
-#define YYLLOC_DEFAULT(Current, Rhs, N) \
-do { \
- if (N) \
- { \
- Current.first_column = Rhs[1].first_column; \
- Current.first_line = Rhs[1].first_line; \
- Current.last_column = Rhs[N].last_column; \
- Current.last_line = Rhs[N].last_line; \
- } \
- else \
- { \
- Current = Rhs[0]; \
- } \
-} while (0)
-/* Pass the control structure to YYPARSE and YYLEX. */
-#define YYPARSE_PARAM gram_control
-#define YYLEX_PARAM gram_control
-/* YYPARSE receives GRAM_CONTROL as a void *. Provide a
- correctly typed access to it. */
-#define yycontrol ((gram_control_t *) gram_control)
+#define YYLLOC_DEFAULT(Current, Rhs, N) (Current) = lloc_default (Rhs, N)
+static YYLTYPE lloc_default (YYLTYPE const *, int);
-/* Request detailed parse error messages, and pass them to
- GRAM_ERROR. */
+/* Request detailed syntax error messages, and pass them to GRAM_ERROR.
+ FIXME: depends on the undocumented availability of YYLLOC. */
#undef yyerror
#define yyerror(Msg) \
- gram_error (yycontrol, &yylloc, Msg)
+ gram_error (&yylloc, Msg)
+static void gram_error (location const *, char const *);
#define YYPRINT(File, Type, Value) \
- yyprint (File, Type, &Value)
-static void yyprint (FILE *file, int type, const yystype *value);
+ print_token_value (File, Type, &Value)
+static void print_token_value (FILE *, int, YYSTYPE const *);
+
+static void add_param (char const *, char *, location);
symbol_class current_class = unknown_sym;
-char *current_type = 0;
-symbol_t *current_lhs;
-location_t current_lhs_location;
-associativity current_assoc;
+uniqstr current_type = 0;
+symbol *current_lhs;
+location current_lhs_location;
+assoc current_assoc;
int current_prec = 0;
-braced_code_t current_braced_code = action_braced_code;
-
-
-/* Tokens. */
-#ifndef YYTOKENTYPE
-# if defined (__STDC__) || defined (__cplusplus)
- /* Put the tokens into the symbol table, so that GDB and other debuggers
- know about them. */
- enum yytokentype {
- GRAM_EOF = 0,
- STRING = 258,
- CHARACTER = 259,
- INT = 260,
- PERCENT_TOKEN = 261,
- PERCENT_NTERM = 262,
- PERCENT_TYPE = 263,
- PERCENT_DESTRUCTOR = 264,
- PERCENT_PRINTER = 265,
- PERCENT_UNION = 266,
- PERCENT_LEFT = 267,
- PERCENT_RIGHT = 268,
- PERCENT_NONASSOC = 269,
- PERCENT_EXPECT = 270,
- PERCENT_START = 271,
- PERCENT_PREC = 272,
- PERCENT_DPREC = 273,
- PERCENT_MERGE = 274,
- PERCENT_VERBOSE = 275,
- PERCENT_ERROR_VERBOSE = 276,
- PERCENT_OUTPUT = 277,
- PERCENT_FILE_PREFIX = 278,
- PERCENT_NAME_PREFIX = 279,
- PERCENT_DEFINE = 280,
- PERCENT_PURE_PARSER = 281,
- PERCENT_GLR_PARSER = 282,
- PERCENT_DEFINES = 283,
- PERCENT_YACC = 284,
- PERCENT_DEBUG = 285,
- PERCENT_LOCATIONS = 286,
- PERCENT_NO_LINES = 287,
- PERCENT_SKELETON = 288,
- PERCENT_TOKEN_TABLE = 289,
- TYPE = 290,
- EQUAL = 291,
- SEMICOLON = 292,
- COLON = 293,
- PIPE = 294,
- ID = 295,
- PERCENT_PERCENT = 296,
- PROLOGUE = 297,
- EPILOGUE = 298,
- BRACED_CODE = 299
- };
-# endif
- /* POSIX requires `int' for tokens in interfaces. */
-# define YYTOKENTYPE int
-#endif /* !YYTOKENTYPE */
-#define GRAM_EOF 0
-#define STRING 258
-#define CHARACTER 259
-#define INT 260
-#define PERCENT_TOKEN 261
-#define PERCENT_NTERM 262
-#define PERCENT_TYPE 263
-#define PERCENT_DESTRUCTOR 264
-#define PERCENT_PRINTER 265
-#define PERCENT_UNION 266
-#define PERCENT_LEFT 267
-#define PERCENT_RIGHT 268
-#define PERCENT_NONASSOC 269
-#define PERCENT_EXPECT 270
-#define PERCENT_START 271
-#define PERCENT_PREC 272
-#define PERCENT_DPREC 273
-#define PERCENT_MERGE 274
-#define PERCENT_VERBOSE 275
-#define PERCENT_ERROR_VERBOSE 276
-#define PERCENT_OUTPUT 277
-#define PERCENT_FILE_PREFIX 278
-#define PERCENT_NAME_PREFIX 279
-#define PERCENT_DEFINE 280
-#define PERCENT_PURE_PARSER 281
-#define PERCENT_GLR_PARSER 282
-#define PERCENT_DEFINES 283
-#define PERCENT_YACC 284
-#define PERCENT_DEBUG 285
-#define PERCENT_LOCATIONS 286
-#define PERCENT_NO_LINES 287
-#define PERCENT_SKELETON 288
-#define PERCENT_TOKEN_TABLE 289
-#define TYPE 290
-#define EQUAL 291
-#define SEMICOLON 292
-#define COLON 293
-#define PIPE 294
-#define ID 295
-#define PERCENT_PERCENT 296
-#define PROLOGUE 297
-#define EPILOGUE 298
-#define BRACED_CODE 299
-
-
/* Enabling traces. */
# define YYERROR_VERBOSE 0
#endif
-#ifndef YYSTYPE
-#line 88 "parse-gram.y"
-typedef union {
- symbol_t *symbol;
- symbol_list_t *list;
+#if ! defined (YYSTYPE) && ! defined (YYSTYPE_IS_DECLARED)
+#line 75 "parse-gram.y"
+typedef union YYSTYPE {
+ symbol *symbol;
+ symbol_list *list;
int integer;
- char *string;
- associativity assoc;
-} yystype;
-/* Line 272 of /home/cs/hilfingr/work/grammars/glr2/install/share/bison/yacc.c. */
-#line 241 "parse-gram.c"
-# define YYSTYPE yystype
+ char *chars;
+ assoc assoc;
+ uniqstr uniqstr;
+} YYSTYPE;
+/* Line 191 of yacc.c. */
+#line 226 "parse-gram.c"
+# define yystype YYSTYPE /* obsolescent; will be withdrawn */
+# define YYSTYPE_IS_DECLARED 1
# define YYSTYPE_IS_TRIVIAL 1
#endif
-#ifndef YYLTYPE
-typedef struct yyltype
+#if ! defined (YYLTYPE) && ! defined (YYLTYPE_IS_DECLARED)
+typedef struct YYLTYPE
{
int first_line;
int first_column;
int last_line;
int last_column;
-} yyltype;
-# define YYLTYPE yyltype
+} YYLTYPE;
+# define yyltype YYLTYPE /* obsolescent; will be withdrawn */
+# define YYLTYPE_IS_DECLARED 1
# define YYLTYPE_IS_TRIVIAL 1
#endif
+
/* Copy the second part of user declarations. */
-/* Line 292 of /home/cs/hilfingr/work/grammars/glr2/install/share/bison/yacc.c. */
-#line 262 "parse-gram.c"
+/* Line 214 of yacc.c. */
+#line 250 "parse-gram.c"
#if ! defined (yyoverflow) || YYERROR_VERBOSE
};
/* The size of the maximum gap between one aligned stack and the next. */
-# define YYSTACK_GAP_MAX (sizeof (union yyalloc) - 1)
+# define YYSTACK_GAP_MAXIMUM (sizeof (union yyalloc) - 1)
/* The size of an array large to enough to hold all stacks, each with
N elements. */
# define YYSTACK_BYTES(N) \
((N) * (sizeof (short) + sizeof (YYSTYPE) + sizeof (YYLTYPE)) \
- + 2 * YYSTACK_GAP_MAX)
+ + 2 * YYSTACK_GAP_MAXIMUM)
/* Copy COUNT objects from FROM to TO. The source and destination do
not overlap. */
{ \
register YYSIZE_T yyi; \
for (yyi = 0; yyi < (Count); yyi++) \
- (To)[yyi] = (From)[yyi]; \
+ (To)[yyi] = (From)[yyi]; \
} \
while (0)
# endif
YYSIZE_T yynewbytes; \
YYCOPY (&yyptr->Stack, Stack, yysize); \
Stack = &yyptr->Stack; \
- yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAX; \
+ yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \
yyptr += yynewbytes / sizeof (*yyptr); \
} \
while (0)
#endif
+#if defined (__STDC__) || defined (__cplusplus)
+ typedef signed char yysigned_char;
+#else
+ typedef short yysigned_char;
+#endif
+
/* YYFINAL -- State number of the termination state. */
#define YYFINAL 3
-#define YYFLAG -32768
-#define YYLAST 125
+/* YYLAST -- Last index in YYTABLE. */
+#define YYLAST 157
/* YYNTOKENS -- Number of terminals. */
-#define YYNTOKENS 45
+#define YYNTOKENS 46
/* YYNNTS -- Number of nonterminals. */
-#define YYNNTS 28
+#define YYNNTS 25
/* YYNRULES -- Number of rules. */
#define YYNRULES 74
/* YYNRULES -- Number of states. */
-#define YYNSTATES 106
+#define YYNSTATES 101
/* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX. */
#define YYUNDEFTOK 2
-#define YYMAXUTOK 299
+#define YYMAXUTOK 300
-#define YYTRANSLATE(X) \
- ((unsigned)(X) <= YYMAXUTOK ? yytranslate[X] : YYUNDEFTOK)
+#define YYTRANSLATE(YYX) \
+ ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)
/* YYTRANSLATE[YYLEX] -- Bison symbol number corresponding to YYLEX. */
static const unsigned char yytranslate[] =
5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
15, 16, 17, 18, 19, 20, 21, 22, 23, 24,
25, 26, 27, 28, 29, 30, 31, 32, 33, 34,
- 35, 36, 37, 38, 39, 40, 41, 42, 43, 44
+ 35, 36, 37, 38, 39, 40, 41, 42, 43, 44,
+ 45
};
#if YYDEBUG
YYRHS. */
static const unsigned char yyprhs[] =
{
- 0, 0, 3, 8, 9, 13, 15, 17, 19, 23,
- 25, 27, 30, 34, 36, 40, 42, 46, 48, 50,
- 53, 55, 57, 59, 61, 63, 66, 69, 70, 75,
- 76, 81, 82, 86, 87, 91, 95, 99, 101, 103,
- 105, 106, 108, 110, 113, 115, 117, 120, 123, 127,
- 129, 132, 134, 137, 139, 142, 143, 149, 151, 155,
- 156, 159, 162, 166, 170, 174, 176, 178, 180, 182,
- 184, 186, 187, 190, 191
+ 0, 0, 3, 8, 9, 12, 14, 16, 18, 22,
+ 24, 26, 29, 33, 35, 37, 39, 43, 45, 49,
+ 51, 53, 56, 58, 60, 62, 64, 66, 68, 71,
+ 73, 76, 79, 80, 84, 85, 89, 93, 97, 99,
+ 101, 103, 104, 106, 108, 111, 113, 115, 118, 121,
+ 125, 127, 130, 132, 135, 137, 139, 142, 144, 145,
+ 149, 151, 155, 156, 159, 162, 166, 170, 174, 176,
+ 178, 180, 182, 184, 185
};
/* YYRHS -- A `-1'-separated list of the rules' RHS. */
-static const signed char yyrhs[] =
+static const yysigned_char yyrhs[] =
{
- 46, 0, -1, 47, 41, 61, 71, -1, -1, 47,
- 48, 72, -1, 49, -1, 42, -1, 30, -1, 25,
- 70, 70, -1, 28, -1, 21, -1, 15, 5, -1,
- 23, 36, 70, -1, 31, -1, 24, 36, 70, -1,
- 32, -1, 22, 36, 70, -1, 26, -1, 27, -1,
- 33, 70, -1, 34, -1, 20, -1, 29, -1, 55,
- -1, 52, -1, 16, 67, -1, 11, 44, -1, -1,
- 9, 50, 44, 58, -1, -1, 10, 51, 44, 58,
- -1, -1, 7, 53, 60, -1, -1, 6, 54, 60,
- -1, 8, 35, 58, -1, 56, 57, 58, -1, 12,
- -1, 13, -1, 14, -1, -1, 35, -1, 67, -1,
- 58, 67, -1, 35, -1, 40, -1, 40, 5, -1,
- 40, 69, -1, 40, 5, 69, -1, 59, -1, 60,
- 59, -1, 62, -1, 61, 62, -1, 63, -1, 49,
- 37, -1, -1, 40, 38, 64, 65, 37, -1, 66,
- -1, 65, 39, 66, -1, -1, 66, 67, -1, 66,
- 68, -1, 66, 17, 67, -1, 66, 18, 5, -1,
- 66, 19, 35, -1, 40, -1, 69, -1, 4, -1,
- 44, -1, 3, -1, 3, -1, -1, 41, 43, -1,
- -1, 37, -1
+ 47, 0, -1, 48, 42, 60, 70, -1, -1, 48,
+ 49, -1, 50, -1, 43, -1, 17, -1, 18, 69,
+ 69, -1, 19, -1, 20, -1, 21, 4, -1, 22,
+ 37, 69, -1, 23, -1, 24, -1, 25, -1, 26,
+ 37, 69, -1, 27, -1, 28, 37, 69, -1, 29,
+ -1, 30, -1, 31, 69, -1, 33, -1, 34, -1,
+ 35, -1, 38, -1, 54, -1, 51, -1, 32, 66,
+ -1, 10, -1, 8, 57, -1, 9, 57, -1, -1,
+ 6, 52, 59, -1, -1, 5, 53, 59, -1, 7,
+ 36, 57, -1, 55, 56, 57, -1, 11, -1, 12,
+ -1, 13, -1, -1, 36, -1, 66, -1, 57, 66,
+ -1, 36, -1, 40, -1, 40, 4, -1, 40, 68,
+ -1, 40, 4, 68, -1, 58, -1, 59, 58, -1,
+ 61, -1, 60, 61, -1, 62, -1, 50, -1, 1,
+ 38, -1, 38, -1, -1, 41, 63, 64, -1, 65,
+ -1, 64, 39, 65, -1, -1, 65, 66, -1, 65,
+ 67, -1, 65, 14, 66, -1, 65, 15, 4, -1,
+ 65, 16, 36, -1, 40, -1, 68, -1, 45, -1,
+ 3, -1, 3, -1, -1, 42, 44, -1
};
/* YYRLINE[YYN] -- source line where rule number YYN was defined. */
static const unsigned short yyrline[] =
{
- 0, 158, 158, 171, 173, 176, 178, 179, 180, 181,
- 182, 183, 184, 185, 186, 187, 188, 189, 190, 191,
- 192, 193, 194, 197, 199, 200, 204, 211, 210, 221,
- 220, 233, 232, 238, 238, 243, 252, 267, 269, 270,
- 273, 275, 280, 282, 286, 291, 296, 302, 308, 318,
- 321, 330, 332, 338, 340, 344, 343, 348, 350, 353,
- 356, 358, 360, 362, 364, 368, 370, 371, 374, 380,
- 389, 397, 402, 408, 410
+ 0, 161, 161, 169, 171, 175, 176, 177, 178, 179,
+ 180, 181, 182, 183, 184, 185, 186, 187, 188, 189,
+ 190, 191, 192, 193, 194, 195, 199, 200, 201, 205,
+ 211, 218, 228, 228, 233, 233, 238, 248, 263, 264,
+ 265, 269, 270, 276, 277, 282, 286, 291, 297, 303,
+ 314, 315, 324, 325, 331, 332, 337, 341, 345, 345,
+ 349, 350, 355, 356, 358, 360, 362, 364, 369, 370,
+ 374, 380, 389, 396, 398
};
#endif
First, the terminals, then, starting at YYNTOKENS, nonterminals. */
static const char *const yytname[] =
{
- "\"end of string\"", "error", "$undefined.", "STRING", "CHARACTER", "INT",
- "\"%token\"", "\"%nterm\"", "\"%type\"", "\"%destructor\"",
- "\"%printer\"", "\"%union\"", "\"%left\"", "\"%right\"",
- "\"%nonassoc\"", "\"%expect\"", "\"%start\"", "\"%prec\"", "\"%dprec\"",
- "\"%merge\"", "\"%verbose\"", "\"%error-verbose\"", "\"%output\"",
- "\"%file-prefix\"", "\"%name-prefix\"", "\"%define\"",
- "\"%pure-parser\"", "\"%glr-parser\"", "\"%defines\"", "\"%yacc\"",
- "\"%debug\"", "\"%locations\"", "\"%no-lines\"", "\"%skeleton\"",
- "\"%token-table\"", "TYPE", "\"=\"", "\";\"", "\":\"", "\"|\"",
- "\"identifier\"", "\"%%\"", "PROLOGUE", "EPILOGUE", "BRACED_CODE",
- "$axiom", "input", "declarations", "declaration", "grammar_declaration",
- "@1", "@2", "symbol_declaration", "@3", "@4", "precedence_declaration",
- "precedence_declarator", "type.opt", "symbols.1", "symbol_def",
- "symbol_defs.1", "grammar", "rules_or_grammar_declaration", "rules",
- "@5", "rhses.1", "rhs", "symbol", "action", "string_as_id",
- "string_content", "epilogue.opt", "semi_colon.opt", 0
+ "\"end of file\"", "error", "$undefined", "\"string\"", "\"integer\"",
+ "\"%token\"", "\"%nterm\"", "\"%type\"", "\"%destructor {...}\"",
+ "\"%printer {...}\"", "\"%union {...}\"", "\"%left\"", "\"%right\"",
+ "\"%nonassoc\"", "\"%prec\"", "\"%dprec\"", "\"%merge\"", "\"%debug\"",
+ "\"%define\"", "\"%defines\"", "\"%error-verbose\"", "\"%expect\"",
+ "\"%file-prefix\"", "\"%glr-parser\"", "\"%lex-param {...}\"",
+ "\"%locations\"", "\"%name-prefix\"", "\"%no-lines\"", "\"%output\"",
+ "\"%parse-param {...}\"", "\"%pure-parser\"", "\"%skeleton\"",
+ "\"%start\"", "\"%token-table\"", "\"%verbose\"", "\"%yacc\"",
+ "\"type\"", "\"=\"", "\";\"", "\"|\"", "\"identifier\"",
+ "\"identifier:\"", "\"%%\"", "\"%{...%}\"", "\"epilogue\"", "\"{...}\"",
+ "$accept", "input", "declarations", "declaration",
+ "grammar_declaration", "symbol_declaration", "@1", "@2",
+ "precedence_declaration", "precedence_declarator", "type.opt",
+ "symbols.1", "symbol_def", "symbol_defs.1", "grammar",
+ "rules_or_grammar_declaration", "rules", "@3", "rhses.1", "rhs",
+ "symbol", "action", "string_as_id", "string_content", "epilogue.opt", 0
};
#endif
+# ifdef YYPRINT
/* YYTOKNUM[YYLEX-NUM] -- Internal token number corresponding to
token YYLEX-NUM. */
-static const short yytoknum[] =
+static const unsigned short yytoknum[] =
{
0, 256, 257, 258, 259, 260, 261, 262, 263, 264,
265, 266, 267, 268, 269, 270, 271, 272, 273, 274,
275, 276, 277, 278, 279, 280, 281, 282, 283, 284,
285, 286, 287, 288, 289, 290, 291, 292, 293, 294,
- 295, 296, 297, 298, 299, -1
+ 295, 296, 297, 298, 299, 300
};
+# endif
/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives. */
static const unsigned char yyr1[] =
{
- 0, 45, 46, 47, 47, 48, 48, 48, 48, 48,
- 48, 48, 48, 48, 48, 48, 48, 48, 48, 48,
- 48, 48, 48, 49, 49, 49, 49, 50, 49, 51,
- 49, 53, 52, 54, 52, 52, 55, 56, 56, 56,
- 57, 57, 58, 58, 59, 59, 59, 59, 59, 60,
- 60, 61, 61, 62, 62, 64, 63, 65, 65, 66,
- 66, 66, 66, 66, 66, 67, 67, 67, 68, 69,
- 70, 71, 71, 72, 72
+ 0, 46, 47, 48, 48, 49, 49, 49, 49, 49,
+ 49, 49, 49, 49, 49, 49, 49, 49, 49, 49,
+ 49, 49, 49, 49, 49, 49, 50, 50, 50, 50,
+ 50, 50, 52, 51, 53, 51, 51, 54, 55, 55,
+ 55, 56, 56, 57, 57, 58, 58, 58, 58, 58,
+ 59, 59, 60, 60, 61, 61, 61, 61, 63, 62,
+ 64, 64, 65, 65, 65, 65, 65, 65, 66, 66,
+ 67, 68, 69, 70, 70
};
/* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN. */
static const unsigned char yyr2[] =
{
- 0, 2, 4, 0, 3, 1, 1, 1, 3, 1,
- 1, 2, 3, 1, 3, 1, 3, 1, 1, 2,
- 1, 1, 1, 1, 1, 2, 2, 0, 4, 0,
- 4, 0, 3, 0, 3, 3, 3, 1, 1, 1,
- 0, 1, 1, 2, 1, 1, 2, 2, 3, 1,
- 2, 1, 2, 1, 2, 0, 5, 1, 3, 0,
- 2, 2, 3, 3, 3, 1, 1, 1, 1, 1,
- 1, 0, 2, 0, 1
+ 0, 2, 4, 0, 2, 1, 1, 1, 3, 1,
+ 1, 2, 3, 1, 1, 1, 3, 1, 3, 1,
+ 1, 2, 1, 1, 1, 1, 1, 1, 2, 1,
+ 2, 2, 0, 3, 0, 3, 3, 3, 1, 1,
+ 1, 0, 1, 1, 2, 1, 1, 2, 2, 3,
+ 1, 2, 1, 2, 1, 1, 2, 1, 0, 3,
+ 1, 3, 0, 2, 2, 3, 3, 3, 1, 1,
+ 1, 1, 1, 0, 2
};
/* YYDEFACT[STATE-NAME] -- Default rule to reduce with in state
STATE-NUM when YYTABLE doesn't specify something else to do. Zero
means the default is an error. */
-static const short yydefact[] =
+static const unsigned char yydefact[] =
{
- 3, 0, 0, 0, 33, 31, 0, 27, 29, 0,
- 37, 38, 39, 0, 0, 21, 10, 0, 0, 0,
- 0, 17, 18, 9, 22, 7, 13, 15, 0, 20,
- 0, 6, 73, 5, 24, 23, 40, 0, 0, 0,
- 0, 0, 26, 11, 69, 67, 65, 25, 66, 0,
- 0, 0, 70, 0, 19, 0, 0, 71, 51, 53,
- 74, 4, 41, 0, 44, 45, 49, 34, 32, 35,
- 42, 0, 0, 16, 12, 14, 8, 55, 54, 0,
- 52, 2, 36, 46, 47, 50, 43, 28, 30, 59,
- 72, 48, 0, 57, 56, 59, 0, 0, 0, 68,
- 60, 61, 58, 62, 63, 64
+ 3, 0, 0, 1, 34, 32, 0, 0, 0, 29,
+ 38, 39, 40, 7, 0, 9, 10, 0, 0, 13,
+ 14, 15, 0, 17, 0, 19, 20, 0, 0, 22,
+ 23, 24, 25, 0, 6, 4, 5, 27, 26, 41,
+ 0, 0, 0, 71, 68, 30, 43, 69, 31, 72,
+ 0, 11, 0, 0, 0, 21, 28, 0, 57, 58,
+ 55, 0, 52, 54, 42, 0, 45, 46, 50, 35,
+ 33, 36, 44, 8, 12, 16, 18, 56, 62, 0,
+ 53, 2, 37, 47, 48, 51, 59, 60, 74, 49,
+ 62, 0, 0, 0, 70, 63, 64, 61, 65, 66,
+ 67
};
-/* YYPGOTO[NTERM-NUM]. */
-static const short yydefgoto[] =
+/* YYDEFGOTO[NTERM-NUM]. */
+static const yysigned_char yydefgoto[] =
{
- -1, 1, 2, 32, 56, 40, 41, 34, 38, 37,
- 35, 36, 63, 69, 66, 67, 57, 58, 59, 89,
- 92, 93, 70, 101, 48, 53, 81, 61
+ -1, 1, 2, 35, 60, 37, 41, 40, 38, 39,
+ 65, 45, 68, 69, 61, 62, 63, 78, 86, 87,
+ 46, 96, 47, 50, 81
};
/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
STATE-NUM. */
-static const short yypact[] =
+#define YYPACT_NINF -65
+static const yysigned_char yypact[] =
{
- -32768, 7, 83,-32768,-32768,-32768, -23,-32768,-32768, 3,
- -32768,-32768,-32768, 43, 0,-32768,-32768, 13, 14, 15,
- 51,-32768,-32768,-32768,-32768,-32768,-32768,-32768, 51,-32768,
- 23,-32768, 19,-32768,-32768,-32768, 22, -29, -29, 0,
- 17, 18,-32768,-32768,-32768,-32768,-32768,-32768,-32768, 51,
- 51, 51,-32768, 51,-32768, 20, 27, 12,-32768,-32768,
- -32768,-32768,-32768, 0,-32768, 5,-32768, -29, -29, 0,
- -32768, 0, 0,-32768,-32768,-32768,-32768,-32768,-32768, 28,
- -32768,-32768, 0, 56,-32768,-32768,-32768, 0, 0,-32768,
- -32768,-32768, 4, -2,-32768,-32768, 0, 55, 35,-32768,
- -32768,-32768, -2,-32768,-32768,-32768
+ -65, 5, 114, -65, -65, -65, -24, 1, 1, -65,
+ -65, -65, -65, -65, 10, -65, -65, 11, -23, -65,
+ -65, -65, -21, -65, -15, -65, -65, 10, 1, -65,
+ -65, -65, -65, 77, -65, -65, -65, -65, -65, -13,
+ -34, -34, 1, -65, -65, 1, -65, -65, 1, -65,
+ 10, -65, 10, 10, 10, -65, -65, -17, -65, -65,
+ -65, 39, -65, -65, -65, 1, -65, 4, -65, -34,
+ -34, 1, -65, -65, -65, -65, -65, -65, -65, -20,
+ -65, -65, 1, 22, -65, -65, -12, 15, -65, -65,
+ -65, 1, 24, -10, -65, -65, -65, 15, -65, -65,
+ -65
};
/* YYPGOTO[NTERM-NUM]. */
-static const short yypgoto[] =
+static const yysigned_char yypgoto[] =
{
- -32768,-32768,-32768,-32768, 70,-32768,-32768,-32768,-32768,-32768,
- -32768,-32768,-32768, -58, -22, 37,-32768, 21,-32768,-32768,
- -32768, -19, -14,-32768, -56, 16,-32768,-32768
+ -65, -65, -65, -65, 30, -65, -65, -65, -65, -65,
+ -65, -7, -60, -8, -65, -19, -65, -65, -65, -37,
+ -28, -65, -64, -16, -65
};
/* 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. */
-static const short yytable[] =
+ number is the opposite. If zero, do what YYDEFACT says.
+ If YYTABLE_NINF, syntax error. */
+#define YYTABLE_NINF -74
+static const yysigned_char yytable[] =
{
- 47, 44, 45, 44, 45, 82, 64, 3, 44, 84,
- 83, 65, 39, 87, 88, 96, 97, 98, 4, 5,
- 6, 7, 8, 9, 10, 11, 12, 91, 14, 4,
- 5, 6, 7, 8, 9, 10, 11, 12, 46, 14,
- 46, 94, 99, 95, 54, 85, 85, 42, 43, 49,
- 50, 51, 55, 79, 52, 86, 60, 62, 77, 44,
- 104, 71, 72, 55, 78, 73, 74, 75, 86, 76,
- 105, 90, 33, 86, 86, 68, 102, 0, 80, 100,
- 0, 0, 103, 0, 0, 0, 0, 0, 100, 4,
- 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
- 0, 0, 0, 15, 16, 17, 18, 19, 20, 21,
- 22, 23, 24, 25, 26, 27, 28, 29, 0, 0,
- 0, 0, 0, 0, 30, 31
+ 56, 48, 66, 84, 43, 3, 67, 43, 83, 85,
+ 85, 55, 42, 49, 52, 51, 53, 72, 43, 89,
+ 72, 77, 54, 64, 88, 43, 100, 90, 99, 91,
+ 92, 93, 36, 70, 73, 71, 74, 75, 76, -73,
+ 57, 44, 80, 72, 4, 5, 6, 7, 8, 9,
+ 10, 11, 12, 97, 72, 44, 0, 0, 82, 95,
+ 94, 0, 0, 98, 0, 0, 0, 0, 0, 95,
+ 0, 28, 0, 0, 0, 0, 0, 58, 57, 0,
+ 59, 79, 4, 5, 6, 7, 8, 9, 10, 11,
+ 12, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 28,
+ 0, 0, 0, 0, 0, 58, 0, 0, 59, 4,
+ 5, 6, 7, 8, 9, 10, 11, 12, 0, 0,
+ 0, 13, 14, 15, 16, 17, 18, 19, 20, 21,
+ 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
+ 0, 0, 32, 0, 0, 0, 33, 34
};
-static const short yycheck[] =
+static const yysigned_char yycheck[] =
{
- 14, 3, 4, 3, 4, 63, 35, 0, 3, 65,
- 5, 40, 35, 71, 72, 17, 18, 19, 6, 7,
- 8, 9, 10, 11, 12, 13, 14, 83, 16, 6,
- 7, 8, 9, 10, 11, 12, 13, 14, 40, 16,
- 40, 37, 44, 39, 28, 67, 68, 44, 5, 36,
- 36, 36, 40, 41, 3, 69, 37, 35, 38, 3,
- 5, 44, 44, 40, 37, 49, 50, 51, 82, 53,
- 35, 43, 2, 87, 88, 38, 95, -1, 57, 93,
- -1, -1, 96, -1, -1, -1, -1, -1, 102, 6,
- 7, 8, 9, 10, 11, 12, 13, 14, 15, 16,
- -1, -1, -1, 20, 21, 22, 23, 24, 25, 26,
- 27, 28, 29, 30, 31, 32, 33, 34, -1, -1,
- -1, -1, -1, -1, 41, 42
+ 28, 8, 36, 67, 3, 0, 40, 3, 4, 69,
+ 70, 27, 36, 3, 37, 4, 37, 45, 3, 83,
+ 48, 38, 37, 36, 44, 3, 36, 39, 4, 14,
+ 15, 16, 2, 41, 50, 42, 52, 53, 54, 0,
+ 1, 40, 61, 71, 5, 6, 7, 8, 9, 10,
+ 11, 12, 13, 90, 82, 40, -1, -1, 65, 87,
+ 45, -1, -1, 91, -1, -1, -1, -1, -1, 97,
+ -1, 32, -1, -1, -1, -1, -1, 38, 1, -1,
+ 41, 42, 5, 6, 7, 8, 9, 10, 11, 12,
+ 13, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1, -1, 32,
+ -1, -1, -1, -1, -1, 38, -1, -1, 41, 5,
+ 6, 7, 8, 9, 10, 11, 12, 13, -1, -1,
+ -1, 17, 18, 19, 20, 21, 22, 23, 24, 25,
+ 26, 27, 28, 29, 30, 31, 32, 33, 34, 35,
+ -1, -1, 38, -1, -1, -1, 42, 43
};
/* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
symbol of state STATE-NUM. */
static const unsigned char yystos[] =
{
- 0, 46, 47, 0, 6, 7, 8, 9, 10, 11,
- 12, 13, 14, 15, 16, 20, 21, 22, 23, 24,
- 25, 26, 27, 28, 29, 30, 31, 32, 33, 34,
- 41, 42, 48, 49, 52, 55, 56, 54, 53, 35,
- 50, 51, 44, 5, 3, 4, 40, 67, 69, 36,
- 36, 36, 3, 70, 70, 40, 49, 61, 62, 63,
- 37, 72, 35, 57, 35, 40, 59, 60, 60, 58,
- 67, 44, 44, 70, 70, 70, 70, 38, 37, 41,
- 62, 71, 58, 5, 69, 59, 67, 58, 58, 64,
- 43, 69, 65, 66, 37, 39, 17, 18, 19, 44,
- 67, 68, 66, 67, 5, 35
+ 0, 47, 48, 0, 5, 6, 7, 8, 9, 10,
+ 11, 12, 13, 17, 18, 19, 20, 21, 22, 23,
+ 24, 25, 26, 27, 28, 29, 30, 31, 32, 33,
+ 34, 35, 38, 42, 43, 49, 50, 51, 54, 55,
+ 53, 52, 36, 3, 40, 57, 66, 68, 57, 3,
+ 69, 4, 37, 37, 37, 69, 66, 1, 38, 41,
+ 50, 60, 61, 62, 36, 56, 36, 40, 58, 59,
+ 59, 57, 66, 69, 69, 69, 69, 38, 63, 42,
+ 61, 70, 57, 4, 68, 58, 64, 65, 44, 68,
+ 39, 14, 15, 16, 45, 66, 67, 65, 66, 4,
+ 36
};
#if ! defined (YYSIZE_T) && defined (__SIZE_TYPE__)
#define yyerrok (yyerrstatus = 0)
#define yyclearin (yychar = YYEMPTY)
-#define YYEMPTY -2
+#define YYEMPTY (-2)
#define YYEOF 0
#define YYACCEPT goto yyacceptlab
{ \
yychar = (Token); \
yylval = (Value); \
- yychar1 = YYTRANSLATE (yychar); \
+ yytoken = YYTRANSLATE (yychar); \
YYPOPSTACK; \
goto yybackup; \
} \
else \
{ \
- yyerror ("syntax error: cannot back up"); \
+ yyerror ("syntax error: cannot back up");\
YYERROR; \
} \
while (0)
are run). */
#ifndef YYLLOC_DEFAULT
-# define YYLLOC_DEFAULT(Current, Rhs, N) \
+# 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; \
/* YYLEX -- calling `yylex' with the right arguments. */
#ifdef YYLEX_PARAM
-# define YYLEX yylex (&yylval, &yylloc, YYLEX_PARAM)
+# define YYLEX yylex (&yylval, &yylloc, YYLEX_PARAM)
#else
-# define YYLEX yylex (&yylval, &yylloc)
+# define YYLEX yylex (&yylval, &yylloc)
#endif
/* Enable debugging if requested. */
if (yydebug) \
YYFPRINTF Args; \
} while (0)
+
# define YYDSYMPRINT(Args) \
do { \
if (yydebug) \
yysymprint Args; \
} while (0)
+
+# define YYDSYMPRINTF(Title, Token, Value, Location) \
+do { \
+ if (yydebug) \
+ { \
+ YYFPRINTF (stderr, "%s ", Title); \
+ yysymprint (stderr, \
+ Token, Value, Location); \
+ YYFPRINTF (stderr, "\n"); \
+ } \
+} while (0)
+
+/*------------------------------------------------------------------.
+| yy_stack_print -- Print the state stack from its BOTTOM up to its |
+| TOP (cinluded). |
+`------------------------------------------------------------------*/
+
+#if defined (__STDC__) || defined (__cplusplus)
+static void
+yy_stack_print (short *bottom, short *top)
+#else
+static void
+yy_stack_print (bottom, top)
+ short *bottom;
+ short *top;
+#endif
+{
+ YYFPRINTF (stderr, "Stack now");
+ for (/* Nothing. */; bottom <= top; ++bottom)
+ YYFPRINTF (stderr, " %d", *bottom);
+ YYFPRINTF (stderr, "\n");
+}
+
+# define YY_STACK_PRINT(Bottom, Top) \
+do { \
+ if (yydebug) \
+ yy_stack_print ((Bottom), (Top)); \
+} while (0)
+
+
+/*------------------------------------------------.
+| Report that the YYRULE is going to be reduced. |
+`------------------------------------------------*/
+
+#if defined (__STDC__) || defined (__cplusplus)
+static void
+yy_reduce_print (int yyrule)
+#else
+static void
+yy_reduce_print (yyrule)
+ int yyrule;
+#endif
+{
+ int yyi;
+ unsigned int yylineno = yyrline[yyrule];
+ YYFPRINTF (stderr, "Reducing stack by rule %d (line %u), ",
+ yyrule - 1, yylineno);
+ /* Print the symbols being reduced, and their result. */
+ for (yyi = yyprhs[yyrule]; 0 <= yyrhs[yyi]; yyi++)
+ YYFPRINTF (stderr, "%s ", yytname [yyrhs[yyi]]);
+ YYFPRINTF (stderr, "-> %s\n", yytname [yyr1[yyrule]]);
+}
+
+# define YY_REDUCE_PRINT(Rule) \
+do { \
+ if (yydebug) \
+ yy_reduce_print (Rule); \
+} while (0)
+
/* Nonzero means print parse trace. It is left uninitialized so that
multiple parsers can coexist. */
int yydebug;
#else /* !YYDEBUG */
# define YYDPRINTF(Args)
# define YYDSYMPRINT(Args)
+# define YYDSYMPRINTF(Title, Token, Value, Location)
+# define YY_STACK_PRINT(Bottom, Top)
+# define YY_REDUCE_PRINT(Rule)
#endif /* !YYDEBUG */
+
/* YYINITDEPTH -- initial size of the parser's stacks. */
#ifndef YYINITDEPTH
# define YYINITDEPTH 200
\f
-/* The user can define YYPARSE_PARAM as the name of an argument to be passed
- into yyparse. The argument should have type void *.
- It should actually point to an object.
- Grammar actions can access the variable by casting it
- to the proper pointer type. */
+#if YYDEBUG
+/*--------------------------------.
+| Print this symbol on YYOUTPUT. |
+`--------------------------------*/
+
+#if defined (__STDC__) || defined (__cplusplus)
+static void
+yysymprint (FILE *yyoutput, int yytype, YYSTYPE *yyvaluep, YYLTYPE *yylocationp)
+#else
+static void
+yysymprint (yyoutput, yytype, yyvaluep, yylocationp)
+ FILE *yyoutput;
+ int yytype;
+ YYSTYPE *yyvaluep;
+ YYLTYPE *yylocationp;
+#endif
+{
+ /* Pacify ``unused variable'' warnings. */
+ (void) yyvaluep;
+ (void) yylocationp;
+
+ if (yytype < YYNTOKENS)
+ {
+ YYFPRINTF (yyoutput, "token %s (", yytname[yytype]);
+# ifdef YYPRINT
+ YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep);
+# endif
+ }
+ else
+ YYFPRINTF (yyoutput, "nterm %s (", yytname[yytype]);
+
+ switch (yytype)
+ {
+ default:
+ break;
+ }
+ YYFPRINTF (yyoutput, ")");
+}
+
+#endif /* ! YYDEBUG */
+/*-----------------------------------------------.
+| Release the memory associated to this symbol. |
+`-----------------------------------------------*/
+
+#if defined (__STDC__) || defined (__cplusplus)
+static void
+yydestruct (int yytype, YYSTYPE *yyvaluep, YYLTYPE *yylocationp)
+#else
+static void
+yydestruct (yytype, yyvaluep, yylocationp)
+ int yytype;
+ YYSTYPE *yyvaluep;
+ YYLTYPE *yylocationp;
+#endif
+{
+ /* Pacify ``unused variable'' warnings. */
+ (void) yyvaluep;
+ (void) yylocationp;
+
+ switch (yytype)
+ {
+
+ default:
+ break;
+ }
+}
+\f
+
+/* Prevent warnings from -Wmissing-prototypes. */
#ifdef YYPARSE_PARAM
# if defined (__STDC__) || defined (__cplusplus)
-# define YYPARSE_PARAM_ARG void *YYPARSE_PARAM
-# define YYPARSE_PARAM_DECL
+int yyparse (void *YYPARSE_PARAM);
# else
-# define YYPARSE_PARAM_ARG YYPARSE_PARAM
-# define YYPARSE_PARAM_DECL void *YYPARSE_PARAM;
+int yyparse ();
# endif
-#else /* !YYPARSE_PARAM */
-# define YYPARSE_PARAM_ARG
-# define YYPARSE_PARAM_DECL
-#endif /* !YYPARSE_PARAM */
-
-/* Prevent warning if -Wstrict-prototypes. */
-#ifdef __GNUC__
-# ifdef YYPARSE_PARAM
-int yyparse (void *);
-# else
+#else /* ! YYPARSE_PARAM */
+#if defined (__STDC__) || defined (__cplusplus)
int yyparse (void);
-# endif
+#else
+int yyparse ();
#endif
+#endif /* ! YYPARSE_PARAM */
+
+
-#if defined (__STDC__) || defined (__cplusplus)
-static void yydestruct (int yytype,
- YYSTYPE yyvalue, YYLTYPE yylocation);
-# if YYDEBUG
-static void yysymprint (FILE* out, int yytype,
- YYSTYPE yyvalue, YYLTYPE yylocation);
-# endif
-#endif
+/*----------.
+| yyparse. |
+`----------*/
+#ifdef YYPARSE_PARAM
+# if defined (__STDC__) || defined (__cplusplus)
+int yyparse (void *YYPARSE_PARAM)
+# else
+int yyparse (YYPARSE_PARAM)
+ void *YYPARSE_PARAM;
+# endif
+#else /* ! YYPARSE_PARAM */
+#if defined (__STDC__) || defined (__cplusplus)
+int
+yyparse (void)
+#else
int
-yyparse (YYPARSE_PARAM_ARG)
- YYPARSE_PARAM_DECL
+yyparse ()
+
+#endif
+#endif
{
/* The lookahead symbol. */
int yychar;
/* The semantic value of the lookahead symbol. */
YYSTYPE yylval;
-/* Number of parse errors so far. */
+/* Number of syntax errors so far. */
int yynerrs;
/* Location data for the lookahead symbol. */
YYLTYPE yylloc;
/* Number of tokens to shift before error messages enabled. */
int yyerrstatus;
/* Lookahead token as an internal (translated) token number. */
- int yychar1 = 0;
+ int yytoken = 0;
/* Three stacks and their tools:
`yyss': related to states,
YYLTYPE yylsa[YYINITDEPTH];
YYLTYPE *yyls = yylsa;
YYLTYPE *yylsp;
+ YYLTYPE *yylerrsp;
#define YYPOPSTACK (yyvsp--, yyssp--, yylsp--)
yysetstate:
*yyssp = yystate;
- if (yyssp >= yyss + yystacksize - 1)
+ if (yyss + yystacksize - 1 <= yyssp)
{
/* Get the current used size of the three stacks, in elements. */
YYSIZE_T yysize = yyssp - yyss + 1;
goto yyoverflowlab;
# else
/* Extend the stack our own way. */
- if (yystacksize >= YYMAXDEPTH)
+ if (YYMAXDEPTH <= yystacksize)
goto yyoverflowlab;
yystacksize *= 2;
- if (yystacksize > YYMAXDEPTH)
+ if (YYMAXDEPTH < yystacksize)
yystacksize = YYMAXDEPTH;
{
YYDPRINTF ((stderr, "Stack size increased to %lu\n",
(unsigned long int) yystacksize));
- if (yyssp >= yyss + yystacksize - 1)
+ if (yyss + yystacksize - 1 <= yyssp)
YYABORT;
}
/* First try to decide what to do without reference to lookahead token. */
yyn = yypact[yystate];
- if (yyn == YYFLAG)
+ if (yyn == YYPACT_NINF)
goto yydefault;
/* Not known => get a lookahead token if don't already have one. */
- /* yychar is either YYEMPTY or YYEOF
- or a valid token in external form. */
-
+ /* YYCHAR is either YYEMPTY or YYEOF or a valid lookahead symbol. */
if (yychar == YYEMPTY)
{
YYDPRINTF ((stderr, "Reading a token: "));
yychar = YYLEX;
}
- /* Convert token to internal form (in yychar1) for indexing tables with. */
-
- if (yychar <= 0) /* This means end of input. */
+ if (yychar <= YYEOF)
{
- yychar1 = 0;
- yychar = YYEOF; /* Don't call YYLEX any more. */
-
+ yychar = yytoken = YYEOF;
YYDPRINTF ((stderr, "Now at end of input.\n"));
}
else
{
- yychar1 = YYTRANSLATE (yychar);
-
- /* 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, yyloc));
- YYDPRINTF ((stderr, "\n"));
+ yytoken = YYTRANSLATE (yychar);
+ YYDSYMPRINTF ("Next token is", yytoken, &yylval, &yylloc);
}
- yyn += yychar1;
- if (yyn < 0 || yyn > YYLAST || yycheck[yyn] != yychar1)
+ /* If the proper action on seeing token YYTOKEN is to reduce or to
+ detect an error, take that action. */
+ yyn += yytoken;
+ if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yytoken)
goto yydefault;
-
yyn = yytable[yyn];
-
- /* yyn is what to do for this token type in this state.
- Negative => reduce, -yyn is rule number.
- Positive => shift, yyn is new state.
- New state is final state => don't bother to shift,
- just return success.
- 0, or most negative number => error. */
-
- if (yyn < 0)
+ if (yyn <= 0)
{
- if (yyn == YYFLAG)
+ if (yyn == 0 || yyn == YYTABLE_NINF)
goto yyerrlab;
yyn = -yyn;
goto yyreduce;
}
- else if (yyn == 0)
- goto yyerrlab;
if (yyn == YYFINAL)
YYACCEPT;
/* Shift the lookahead token. */
- YYDPRINTF ((stderr, "Shifting token %d (%s), ",
- yychar, yytname[yychar1]));
+ YYDPRINTF ((stderr, "Shifting token %s, ", yytname[yytoken]));
/* Discard the token being shifted unless it is eof. */
if (yychar != YYEOF)
/* If YYLEN is nonzero, implement the default value of the action:
`$$ = $1'.
- Otherwise, the following line sets YYVAL to the semantic value of
- the lookahead token. This behavior is undocumented and Bison
+ Otherwise, the following line sets YYVAL to garbage.
+ This behavior is undocumented and Bison
users should not rely upon it. Assigning to YYVAL
unconditionally makes the parser a bit smaller, and it avoids a
GCC warning that YYVAL may be used uninitialized. */
/* Default location. */
YYLLOC_DEFAULT (yyloc, (yylsp - yylen), 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
+ YY_REDUCE_PRINT (yyn);
switch (yyn)
{
- case 2:
-#line 160 "parse-gram.y"
- {
- yycontrol->errcode = 0;
- epilogue_set (yyvsp[0].string, yylsp[0]);
- }
- break;
-
- case 6:
-#line 178 "parse-gram.y"
- { prologue_augment (yyvsp[0].string, yylsp[0]); }
+ case 6:
+#line 176 "parse-gram.y"
+ { prologue_augment (yyvsp[0].chars, yylsp[0]); }
break;
case 7:
-#line 179 "parse-gram.y"
+#line 177 "parse-gram.y"
{ debug_flag = 1; }
break;
case 8:
-#line 180 "parse-gram.y"
- { muscle_insert (yyvsp[-1].string, yyvsp[0].string); }
+#line 178 "parse-gram.y"
+ { muscle_insert (yyvsp[-1].chars, yyvsp[0].chars); }
break;
case 9:
-#line 181 "parse-gram.y"
+#line 179 "parse-gram.y"
{ defines_flag = 1; }
break;
case 10:
-#line 182 "parse-gram.y"
+#line 180 "parse-gram.y"
{ error_verbose = 1; }
break;
case 11:
-#line 183 "parse-gram.y"
+#line 181 "parse-gram.y"
{ expected_conflicts = yyvsp[0].integer; }
break;
case 12:
-#line 184 "parse-gram.y"
- { spec_file_prefix = yyvsp[0].string; }
+#line 182 "parse-gram.y"
+ { spec_file_prefix = yyvsp[0].chars; }
break;
case 13:
+#line 183 "parse-gram.y"
+ { glr_parser = 1; }
+ break;
+
+ case 14:
+#line 184 "parse-gram.y"
+ { add_param ("lex_param", yyvsp[0].chars, yylsp[0]); }
+ break;
+
+ case 15:
#line 185 "parse-gram.y"
{ locations_flag = 1; }
break;
- case 14:
+ case 16:
#line 186 "parse-gram.y"
- { spec_name_prefix = yyvsp[0].string; }
+ { spec_name_prefix = yyvsp[0].chars; }
break;
- case 15:
+ case 17:
#line 187 "parse-gram.y"
{ no_lines_flag = 1; }
break;
- case 16:
+ case 18:
#line 188 "parse-gram.y"
- { spec_outfile = yyvsp[0].string; }
+ { spec_outfile = yyvsp[0].chars; }
break;
- case 17:
+ case 19:
#line 189 "parse-gram.y"
- { pure_parser = 1; }
+ { add_param ("parse_param", yyvsp[0].chars, yylsp[0]); }
break;
- case 18:
+ case 20:
#line 190 "parse-gram.y"
- { glr_parser = 1; }
+ { pure_parser = 1; }
break;
- case 19:
+ case 21:
#line 191 "parse-gram.y"
- { skeleton = yyvsp[0].string; }
+ { skeleton = yyvsp[0].chars; }
break;
- case 20:
+ case 22:
#line 192 "parse-gram.y"
{ token_table_flag = 1; }
break;
- case 21:
+ case 23:
#line 193 "parse-gram.y"
- { report_flag = 1; }
+ { report_flag = report_states; }
break;
- case 22:
+ case 24:
#line 194 "parse-gram.y"
{ yacc_flag = 1; }
break;
- case 25:
-#line 201 "parse-gram.y"
+ case 28:
+#line 202 "parse-gram.y"
{
grammar_start_symbol_set (yyvsp[0].symbol, yylsp[0]);
}
break;
- case 26:
-#line 205 "parse-gram.y"
+ case 29:
+#line 206 "parse-gram.y"
{
typed = 1;
- MUSCLE_INSERT_INT ("stype_line", yylsp[0].first_line);
- muscle_insert ("stype", yyvsp[0].string);
+ MUSCLE_INSERT_INT ("stype_line", yylsp[0].start.line);
+ muscle_insert ("stype", yyvsp[0].chars);
}
break;
- case 27:
-#line 211 "parse-gram.y"
- { current_braced_code = destructor_braced_code; }
- break;
-
- case 28:
-#line 213 "parse-gram.y"
+ case 30:
+#line 212 "parse-gram.y"
{
- symbol_list_t *list;
+ symbol_list *list;
for (list = yyvsp[0].list; list; list = list->next)
- symbol_destructor_set (list->sym, yyvsp[-1].string, yylsp[-1]);
+ symbol_destructor_set (list->sym, yyvsp[-1].chars, yylsp[-1]);
symbol_list_free (yyvsp[0].list);
- current_braced_code = action_braced_code;
}
break;
- case 29:
-#line 221 "parse-gram.y"
- { current_braced_code = printer_braced_code; }
- break;
-
- case 30:
-#line 223 "parse-gram.y"
+ case 31:
+#line 219 "parse-gram.y"
{
- symbol_list_t *list;
+ symbol_list *list;
for (list = yyvsp[0].list; list; list = list->next)
- symbol_printer_set (list->sym, yyvsp[-1].string, list->location);
+ symbol_printer_set (list->sym, yyvsp[-1].chars, list->location);
symbol_list_free (yyvsp[0].list);
- current_braced_code = action_braced_code;
}
break;
- case 31:
-#line 233 "parse-gram.y"
+ case 32:
+#line 228 "parse-gram.y"
{ current_class = nterm_sym; }
break;
- case 32:
-#line 234 "parse-gram.y"
+ case 33:
+#line 229 "parse-gram.y"
{
current_class = unknown_sym;
current_type = NULL;
}
break;
- case 33:
-#line 238 "parse-gram.y"
+ case 34:
+#line 233 "parse-gram.y"
{ current_class = token_sym; }
break;
- case 34:
-#line 239 "parse-gram.y"
+ case 35:
+#line 234 "parse-gram.y"
{
current_class = unknown_sym;
current_type = NULL;
}
break;
- case 35:
-#line 244 "parse-gram.y"
+ case 36:
+#line 239 "parse-gram.y"
{
- symbol_list_t *list;
+ symbol_list *list;
for (list = yyvsp[0].list; list; list = list->next)
- symbol_type_set (list->sym, yyvsp[-1].string, yylsp[-1]);
+ symbol_type_set (list->sym, yyvsp[-1].uniqstr, yylsp[-1]);
symbol_list_free (yyvsp[0].list);
}
break;
- case 36:
-#line 254 "parse-gram.y"
+ case 37:
+#line 249 "parse-gram.y"
{
- symbol_list_t *list;
+ symbol_list *list;
++current_prec;
for (list = yyvsp[0].list; list; list = list->next)
{
}
break;
- case 37:
-#line 268 "parse-gram.y"
- { yyval.assoc = left_assoc; }
- break;
-
case 38:
-#line 269 "parse-gram.y"
- { yyval.assoc = right_assoc; }
+#line 263 "parse-gram.y"
+ { yyval.assoc = left_assoc; }
break;
case 39:
-#line 270 "parse-gram.y"
- { yyval.assoc = non_assoc; }
+#line 264 "parse-gram.y"
+ { yyval.assoc = right_assoc; }
break;
case 40:
-#line 274 "parse-gram.y"
- { current_type = NULL;}
+#line 265 "parse-gram.y"
+ { yyval.assoc = non_assoc; }
break;
case 41:
-#line 275 "parse-gram.y"
- { current_type = yyvsp[0].string; }
+#line 269 "parse-gram.y"
+ { current_type = NULL; }
break;
case 42:
-#line 281 "parse-gram.y"
- { yyval.list = symbol_list_new (yyvsp[0].symbol, yylsp[0]); }
+#line 270 "parse-gram.y"
+ { current_type = yyvsp[0].uniqstr; }
break;
case 43:
-#line 282 "parse-gram.y"
- { yyval.list = symbol_list_prepend (yyvsp[-1].list, yyvsp[0].symbol, yylsp[0]); }
+#line 276 "parse-gram.y"
+ { yyval.list = symbol_list_new (yyvsp[0].symbol, yylsp[0]); }
break;
case 44:
-#line 288 "parse-gram.y"
+#line 277 "parse-gram.y"
+ { yyval.list = symbol_list_prepend (yyvsp[-1].list, yyvsp[0].symbol, yylsp[0]); }
+ break;
+
+ case 45:
+#line 283 "parse-gram.y"
{
- current_type = yyvsp[0].string;
+ current_type = yyvsp[0].uniqstr;
}
break;
- case 45:
-#line 292 "parse-gram.y"
+ case 46:
+#line 287 "parse-gram.y"
{
symbol_class_set (yyvsp[0].symbol, current_class, yylsp[0]);
symbol_type_set (yyvsp[0].symbol, current_type, yylsp[0]);
}
break;
- case 46:
-#line 297 "parse-gram.y"
+ case 47:
+#line 292 "parse-gram.y"
{
symbol_class_set (yyvsp[-1].symbol, current_class, yylsp[-1]);
symbol_type_set (yyvsp[-1].symbol, current_type, yylsp[-1]);
}
break;
- case 47:
-#line 303 "parse-gram.y"
+ case 48:
+#line 298 "parse-gram.y"
{
symbol_class_set (yyvsp[-1].symbol, current_class, yylsp[-1]);
symbol_type_set (yyvsp[-1].symbol, current_type, yylsp[-1]);
- symbol_make_alias (yyvsp[-1].symbol, yyvsp[0].symbol);
+ symbol_make_alias (yyvsp[-1].symbol, yyvsp[0].symbol, yyloc);
}
break;
- case 48:
-#line 309 "parse-gram.y"
+ case 49:
+#line 304 "parse-gram.y"
{
symbol_class_set (yyvsp[-2].symbol, current_class, yylsp[-2]);
symbol_type_set (yyvsp[-2].symbol, current_type, yylsp[-2]);
symbol_user_token_number_set (yyvsp[-2].symbol, yyvsp[-1].integer, yylsp[-1]);
- symbol_make_alias (yyvsp[-2].symbol, yyvsp[0].symbol);
+ symbol_make_alias (yyvsp[-2].symbol, yyvsp[0].symbol, yyloc);
}
break;
- case 49:
-#line 320 "parse-gram.y"
- {;}
- break;
-
- case 50:
-#line 322 "parse-gram.y"
- {;}
- break;
-
case 55:
-#line 344 "parse-gram.y"
- { current_lhs = yyvsp[-1].symbol; current_lhs_location = yylsp[-1]; }
+#line 333 "parse-gram.y"
+ {
+ if (yacc_flag)
+ complain_at (yyloc, _("POSIX forbids declarations in the grammar"));
+ }
break;
case 56:
+#line 338 "parse-gram.y"
+ {
+ yyerrok;
+ }
+ break;
+
+ case 58:
#line 345 "parse-gram.y"
- {;}
+ { current_lhs = yyvsp[0].symbol; current_lhs_location = yylsp[0]; }
break;
- case 57:
+ case 60:
#line 349 "parse-gram.y"
{ grammar_rule_end (yylsp[0]); }
break;
- case 58:
+ case 61:
#line 350 "parse-gram.y"
{ grammar_rule_end (yylsp[0]); }
break;
- case 59:
+ case 62:
#line 355 "parse-gram.y"
{ grammar_rule_begin (current_lhs, current_lhs_location); }
break;
- case 60:
+ case 63:
#line 357 "parse-gram.y"
{ grammar_current_rule_symbol_append (yyvsp[0].symbol, yylsp[0]); }
break;
- case 61:
+ case 64:
#line 359 "parse-gram.y"
- { grammar_current_rule_action_append (yyvsp[0].string, yylsp[0]); }
+ { grammar_current_rule_action_append (yyvsp[0].chars, yylsp[0]); }
break;
- case 62:
+ case 65:
#line 361 "parse-gram.y"
{ grammar_current_rule_prec_set (yyvsp[0].symbol, yylsp[0]); }
break;
- case 63:
+ case 66:
#line 363 "parse-gram.y"
{ grammar_current_rule_dprec_set (yyvsp[0].integer, yylsp[0]); }
break;
- case 64:
+ case 67:
#line 365 "parse-gram.y"
- { grammar_current_rule_merge_set (yyvsp[0].string, yylsp[0]); }
+ { grammar_current_rule_merge_set (yyvsp[0].uniqstr, yylsp[0]); }
break;
- case 65:
+ case 68:
#line 369 "parse-gram.y"
{ yyval.symbol = yyvsp[0].symbol; }
break;
- case 66:
+ case 69:
#line 370 "parse-gram.y"
{ yyval.symbol = yyvsp[0].symbol; }
break;
- case 67:
-#line 371 "parse-gram.y"
- { yyval.symbol = getsym (yyvsp[0].string, yylsp[0]); }
- break;
-
- case 68:
-#line 376 "parse-gram.y"
- { yyval.string = yyvsp[0].string; }
+ case 70:
+#line 375 "parse-gram.y"
+ { yyval.chars = yyvsp[0].chars; }
break;
- case 69:
-#line 382 "parse-gram.y"
+ case 71:
+#line 381 "parse-gram.y"
{
- yyval.symbol = getsym (yyvsp[0].string, yylsp[0]);
+ yyval.symbol = symbol_get (yyvsp[0].chars, yylsp[0]);
symbol_class_set (yyval.symbol, token_sym, yylsp[0]);
}
break;
- case 70:
-#line 391 "parse-gram.y"
+ case 72:
+#line 390 "parse-gram.y"
{
- yyval.string = yyvsp[0].string + 1;
- yyval.string[strlen (yyval.string) - 1] = '\0';
+ yyval.chars = yyvsp[0].chars + 1;
+ yyval.chars[strlen (yyval.chars) - 1] = '\0';
}
break;
- case 71:
+ case 74:
#line 399 "parse-gram.y"
{
- yyval.string = xstrdup ("");
- }
- break;
-
- case 72:
-#line 403 "parse-gram.y"
- {
- yyval.string = yyvsp[0].string;
+ epilogue_augment (yyvsp[0].chars, yylsp[0]);
+ scanner_last_string_free ();
}
break;
}
-/* Line 1040 of /home/cs/hilfingr/work/grammars/glr2/install/share/bison/yacc.c. */
-#line 1525 "parse-gram.c"
+/* Line 991 of yacc.c. */
+#line 1615 "parse-gram.c"
\f
yyvsp -= yylen;
yyssp -= yylen;
yylsp -= 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
+ YY_STACK_PRINT (yyss, yyssp);
*++yyvsp = yyval;
*++yylsp = yyloc;
yyn = yyr1[yyn];
yystate = yypgoto[yyn - YYNTOKENS] + *yyssp;
- if (yystate >= 0 && yystate <= YYLAST && yycheck[yystate] == *yyssp)
+ if (0 <= yystate && yystate <= YYLAST && yycheck[yystate] == *yyssp)
yystate = yytable[yystate];
else
yystate = yydefgoto[yyn - YYNTOKENS];
if (!yyerrstatus)
{
++yynerrs;
-
#if YYERROR_VERBOSE
yyn = yypact[yystate];
- if (yyn > YYFLAG && yyn < YYLAST)
+ if (YYPACT_NINF < yyn && yyn < YYLAST)
{
YYSIZE_T yysize = 0;
+ int yytype = YYTRANSLATE (yychar);
char *yymsg;
int yyx, yycount;
YYCHECK. */
for (yyx = yyn < 0 ? -yyn : 0;
yyx < (int) (sizeof (yytname) / sizeof (char *)); yyx++)
- if (yycheck[yyx + yyn] == yyx)
+ if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
yysize += yystrlen (yytname[yyx]) + 15, yycount++;
- yysize += yystrlen ("parse error, unexpected ") + 1;
- yysize += yystrlen (yytname[YYTRANSLATE (yychar)]);
+ yysize += yystrlen ("syntax error, unexpected ") + 1;
+ yysize += yystrlen (yytname[yytype]);
yymsg = (char *) YYSTACK_ALLOC (yysize);
if (yymsg != 0)
{
- char *yyp = yystpcpy (yymsg, "parse error, unexpected ");
- yyp = yystpcpy (yyp, yytname[YYTRANSLATE (yychar)]);
+ char *yyp = yystpcpy (yymsg, "syntax error, unexpected ");
+ yyp = yystpcpy (yyp, yytname[yytype]);
if (yycount < 5)
{
for (yyx = yyn < 0 ? -yyn : 0;
yyx < (int) (sizeof (yytname) / sizeof (char *));
yyx++)
- if (yycheck[yyx + yyn] == yyx)
+ if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
{
const char *yyq = ! yycount ? ", expecting " : " or ";
yyp = yystpcpy (yyp, yyq);
}
yyerror (yymsg);
YYSTACK_FREE (yymsg);
- }
- else
- yyerror ("parse error; also virtual memory exhausted");
- }
+ }
+ else
+ yyerror ("syntax error; also virtual memory exhausted");
+ }
else
#endif /* YYERROR_VERBOSE */
- yyerror ("parse error");
+ yyerror ("syntax error");
}
- goto yyerrlab1;
+ yylerrsp = yylsp;
-/*----------------------------------------------------.
-| yyerrlab1 -- error raised explicitly by an action. |
-`----------------------------------------------------*/
-yyerrlab1:
if (yyerrstatus == 3)
{
/* If just tried and failed to reuse lookahead token after an
/* Pop the error token. */
YYPOPSTACK;
/* Pop the rest of the stack. */
- while (yyssp > yyss)
+ while (yyss < yyssp)
{
- YYDPRINTF ((stderr, "Error: popping "));
- YYDSYMPRINT ((stderr,
- yystos[*yyssp],
- *yyvsp, *yylsp));
- YYDPRINTF ((stderr, "\n"));
- yydestruct (yystos[*yyssp], *yyvsp, *yylsp);
+ YYDSYMPRINTF ("Error: popping", yystos[*yyssp], yyvsp, yylsp);
+ yydestruct (yystos[*yyssp], yyvsp, yylsp);
YYPOPSTACK;
}
YYABORT;
}
- YYDPRINTF ((stderr, "Discarding token %d (%s).\n",
- yychar, yytname[yychar1]));
- yydestruct (yychar1, yylval, yylloc);
+ YYDSYMPRINTF ("Error: discarding", yytoken, &yylval, &yylloc);
+ yydestruct (yytoken, &yylval, &yylloc);
yychar = YYEMPTY;
+ *++yylerrsp = yylloc;
}
/* Else will try to reuse lookahead token after shifting the error
token. */
+ goto yyerrlab2;
+
+/*----------------------------------------------------.
+| yyerrlab1 -- error raised explicitly by an action. |
+`----------------------------------------------------*/
+yyerrlab1:
+
+ /* Suppress GCC warning that yyerrlab1 is unused when no action
+ invokes YYERROR. MacOS 10.2.3's buggy "smart preprocessor"
+ insists on the trailing semicolon. */
+#if defined (__GNUC_MINOR__) && 2093 <= (__GNUC__ * 1000 + __GNUC_MINOR__)
+ /* GNU C++ (as of version 3.2.1) does not allow attributes on labels. */
+# ifndef __cplusplus
+ __attribute__ ((__unused__));
+# endif
+#endif
+
+ yylerrsp = yylsp;
+ *++yylerrsp = yyloc;
+ goto yyerrlab2;
+
+
+/*---------------------------------------------------------------.
+| yyerrlab2 -- pop states until the error token can be shifted. |
+`---------------------------------------------------------------*/
+yyerrlab2:
yyerrstatus = 3; /* Each real token shifted decrements this. */
for (;;)
{
yyn = yypact[yystate];
- if (yyn != YYFLAG)
+ if (yyn != YYPACT_NINF)
{
yyn += YYTERROR;
if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR)
if (yyssp == yyss)
YYABORT;
- YYDPRINTF ((stderr, "Error: popping "));
- YYDSYMPRINT ((stderr,
- yystos[*yyssp], *yyvsp, *yylsp));
- YYDPRINTF ((stderr, "\n"));
-
- yydestruct (yystos[yystate], *yyvsp, *yylsp);
+ YYDSYMPRINTF ("Error: popping", yystos[*yyssp], yyvsp, yylsp);
+ yydestruct (yystos[yystate], yyvsp, yylsp);
yyvsp--;
yystate = *--yyssp;
yylsp--;
-
-#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
+ YY_STACK_PRINT (yyss, yyssp);
}
if (yyn == YYFINAL)
YYDPRINTF ((stderr, "Shifting error token, "));
*++yyvsp = yylval;
- *++yylsp = yylloc;
+ YYLLOC_DEFAULT (yyloc, yylsp, (yylerrsp - yylsp));
+ *++yylsp = yyloc;
yystate = yyn;
goto yynewstate;
}
-/*-----------------------------------------------.
-| Release the memory associated to this symbol. |
-`-----------------------------------------------*/
+#line 405 "parse-gram.y"
-static void
-yydestruct (int yytype,
- YYSTYPE yyvalue, YYLTYPE yylocation)
+
+
+/* Return the location of the left-hand side of a rule whose
+ right-hand side is RHS[1] ... RHS[N]. Ignore empty nonterminals in
+ the right-hand side, and return an empty location equal to the end
+ boundary of RHS[0] if the right-hand side is empty. */
+
+static YYLTYPE
+lloc_default (YYLTYPE const *rhs, int n)
{
- switch (yytype)
- {
- default:
- break;
- }
+ int i;
+ YYLTYPE loc;
+ loc.start = loc.end = rhs[n].end;
+
+ /* Ignore empty nonterminals the start of the the right-hand side.
+ Do not bother to ignore them at the end of the right-hand side,
+ since empty nonterminals have the same end as their predecessors. */
+ for (i = 1; i <= n; i++)
+ if (! equal_boundaries (rhs[i].start, rhs[i].end))
+ {
+ loc.start = rhs[i].start;
+ break;
+ }
+
+ return loc;
}
-#if YYDEBUG
-/*-----------------------------.
-| Print this symbol on YYOUT. |
-`-----------------------------*/
+/* Add a lex-param or a parse-param (depending on TYPE) with
+ declaration DECL and location LOC. */
static void
-yysymprint (FILE* yyout, int yytype,
- YYSTYPE yyvalue, YYLTYPE yylocation)
+add_param (char const *type, char *decl, location loc)
{
- if (yytype < YYNTOKENS)
- {
- YYFPRINTF (yyout, "token %s (", yytname[yytype]);
-# ifdef YYPRINT
- YYPRINT (yyout, yytoknum[yytype], yyvalue);
-# endif
- }
+ static char const alphanum[] =
+ "0123456789"
+ "abcdefghijklmnopqrstuvwxyz"
+ "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+ "_";
+ char const *alpha = alphanum + 10;
+ char const *name_start = NULL;
+ char *p;
+
+ for (p = decl; *p; p++)
+ if ((p == decl || ! strchr (alphanum, p[-1])) && strchr (alpha, p[0]))
+ name_start = p;
+
+ /* Strip the surrounding '{' and '}'. */
+ decl++;
+ p[-1] = '\0';
+
+ if (! name_start)
+ complain_at (loc, _("missing identifier in parameter declaration"));
else
- YYFPRINTF (yyout, "nterm %s (", yytname[yytype]);
-
- switch (yytype)
{
- default:
- break;
+ char *name;
+ size_t name_len;
+
+ for (name_len = 1;
+ name_start[name_len] && strchr (alphanum, name_start[name_len]);
+ name_len++)
+ continue;
+
+ name = xmalloc (name_len + 1);
+ memcpy (name, name_start, name_len);
+ name[name_len] = '\0';
+ muscle_pair_list_grow (type, decl, name);
+ free (name);
}
- YYFPRINTF (yyout, ")");
-}
-#endif /* YYDEBUG. */
-#line 412 "parse-gram.y"
+ scanner_last_string_free ();
+}
-/*------------------------------------------------------------------.
-| When debugging the parser, display tokens' locations and values. |
-`------------------------------------------------------------------*/
+/*----------------------------------------------------.
+| When debugging the parser, display tokens' values. |
+`----------------------------------------------------*/
static void
-yyprint (FILE *file,
- int type, const yystype *value)
+print_token_value (FILE *file, int type, YYSTYPE const *value)
{
fputc (' ', file);
switch (type)
{
- case CHARACTER:
- fprintf (file, " = '%s'", value->string);
- break;
-
case ID:
fprintf (file, " = %s", value->symbol->tag);
break;
break;
case STRING:
- fprintf (file, " = \"%s\"", value->string);
+ fprintf (file, " = \"%s\"", value->chars);
break;
case TYPE:
- fprintf (file, " = <%s>", value->string);
+ fprintf (file, " = <%s>", value->uniqstr);
break;
case BRACED_CODE:
+ case PERCENT_DESTRUCTOR:
+ case PERCENT_LEX_PARAM:
+ case PERCENT_PARSE_PARAM:
+ case PERCENT_PRINTER:
+ case PERCENT_UNION:
case PROLOGUE:
case EPILOGUE:
- fprintf (file, " = {{ %s }}", value->string);
+ fprintf (file, " = {{ %s }}", value->chars);
+ break;
+
+ default:
+ fprintf (file, "unknown token type");
break;
}
}
-void
-gram_error (gram_control_t *control ATTRIBUTE_UNUSED,
- location_t *yylloc, const char *msg)
+static void
+gram_error (location const *loc, char const *msg)
+{
+ complain_at (*loc, "%s", msg);
+}
+
+char const *
+token_name (int type)
{
- LOCATION_PRINT (stderr, *yylloc);
- fprintf (stderr, ": %s\n", msg);
+ return yytname[type];
}
projects / bison.git / blobdiff