/* Data definitions for internal representation of Bison's input.
- Copyright (C) 1984, 1986, 1989, 1992, 2001, 2002
+ Copyright (C) 1984, 1986, 1989, 1992, 2001, 2002, 2003
Free Software Foundation, Inc.
This file is part of Bison, the GNU Compiler Compiler.
# include "location.h"
# include "symtab.h"
-# define ISTOKEN(s) ((s) < ntokens)
-# define ISVAR(s) ((s) >= ntokens)
+# define ISTOKEN(i) ((i) < ntokens)
+# define ISVAR(i) ((i) >= ntokens)
extern int nsyms;
extern int ntokens;
sometimes have to perform the converse transformation. */
static inline item_number
-symbol_number_as_item_number (symbol_number s)
+symbol_number_as_item_number (symbol_number sym)
{
- return s;
+ return sym;
}
static inline symbol_number
return i;
}
-extern symbol_number start_symbol;
-
/* Rule numbers. */
typedef short rule_number;
extern rule_number nrules;
-/* GLR_PARSER is nonzero if the input file says to use the GLR
- (Generalized LR) parser, and to output some additional
- information used by the GLR algorithm. */
-
-extern int glr_parser;
-
-/* PURE_PARSER is nonzero if should generate a parser that is all pure
- and reentrant. */
-
-extern int pure_parser;
-
/* Dump RITEM for traces. */
void ritem_print (FILE *out);