/* Input parser for Bison
- Copyright (C) 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
+ Copyright (C) 2000, 2001, 2002, 2003, 2005, 2006 Free Software
+ Foundation, Inc.
This file is part of Bison, the GNU Compiler Compiler.
You should have received a copy of the GNU General Public License
along with Bison; see the file COPYING. If not, write to
- the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+ the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA. */
#ifndef READER_H_
# define READER_H_
struct merger_list* next;
uniqstr name;
uniqstr type;
+ location type_declaration_location;
} merger_list;
-/* From the scanner. */
-extern FILE *gram_in;
-extern int gram__flex_debug;
-extern boundary scanner_cursor;
-extern int max_left_semantic_context;
-void scanner_initialize (void);
-void scanner_free (void);
-void scanner_last_string_free (void);
-
-# define YY_DECL int gram_lex (YYSTYPE *val, location *loc)
-YY_DECL;
-
-
/* From the parser. */
extern int gram_debug;
int gram_parse (void);
-char const *token_name (int);
+char const *token_name (int type);
/* From reader.c. */
void grammar_start_symbol_set (symbol *sym, location loc);
-void prologue_augment (const char *prologue, location loc);
-void epilogue_augment (const char *epilogue, location loc);
-void grammar_symbol_append (symbol *sym, location loc);
-void grammar_rule_begin (symbol *lhs, location loc);
-void grammar_rule_end (location loc);
+void prologue_augment (const char *prologue, location loc, bool post);
+void grammar_current_rule_begin (symbol *lhs, location loc);
+void grammar_current_rule_end (location loc);
void grammar_midrule_action (void);
void grammar_current_rule_prec_set (symbol *precsym, location loc);
void grammar_current_rule_dprec_set (int dprec, location loc);
void grammar_current_rule_merge_set (uniqstr name, location loc);
-
void grammar_current_rule_symbol_append (symbol *sym, location loc);
void grammar_current_rule_action_append (const char *action, location loc);
-extern symbol_list *current_rule;
void reader (void);
void free_merger_functions (void);
extern merger_list *merge_functions;
-extern bool typed;
+/* Was %union seen? */
+extern bool union_seen;
+
+/* Was a tag seen? */
+extern bool tag_seen;
+
+/* Should rules have a default precedence? */
+extern bool default_prec;
#endif /* !READER_H_ */