version 3.0

[bison.git] / src / reader.h

diff --git a/src/reader.h b/src/reader.h
index 64abe4d40d0a28c70ab3e0cb821c1c48c04012e9..ba6ffe6edca76c8a91d2a4a81c5ee9e03cbd034e 100644 (file)
--- a/src/reader.h
+++ b/src/reader.h
@@ -1,38 +1,73 @@
-/* Input parser for bison
-   Copyright (C) 2000, 2001, 2002  Free Software Foundation, Inc.
+/* Input parser for Bison
+
+   Copyright (C) 2000-2003, 2005-2007, 2009-2013 Free Software
+   Foundation, Inc.

 
    This file is part of Bison, the GNU Compiler Compiler.
 
 
    This file is part of Bison, the GNU Compiler Compiler.
 

-   Bison is free software; you can redistribute it and/or modify
+   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
    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.
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.

 
 

-   Bison is distributed in the hope that it will be useful,
+   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
    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 Bison; see the file COPYING.  If not, write to
-   the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */

 
 #ifndef READER_H_
 # define READER_H_
 
 
 #ifndef READER_H_
 # define READER_H_
 

-#include "symtab.h"
+# include "location.h"
+# include "symlist.h"
+# include "named-ref.h"
+
+# include "parse-gram.h"
+
+typedef struct merger_list
+{
+  struct merger_list* next;
+  uniqstr name;
+  uniqstr type;
+  location type_declaration_location;
+} merger_list;
+
+/* From the parser.  */
+extern int gram_debug;
+int gram_parse (void);
+char const *token_name (int type);
+
+
+/* From reader.c. */
+void grammar_start_symbol_set (symbol *sym, location loc);
+void grammar_current_rule_begin (symbol *lhs, location loc,
+                                 named_ref *lhs_named_ref);
+void grammar_current_rule_end (location loc);
+void grammar_midrule_action (void);
+/* Apply %empty to the current rule.  */
+void grammar_current_rule_empty_set (location loc);
+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,
+                                         named_ref *nref);
+void grammar_current_rule_action_append (const char *action, location loc,
+                                         named_ref *nref, bool);
+void reader (void);
+void free_merger_functions (void);

 
 

-/* Read in the grammar specification and record it in the format
-   described in gram.h.  */
+extern merger_list *merge_functions;

 
 

-void reader PARAMS ((void));
+/* Was %union seen?  */
+extern bool union_seen;

 
 

-extern int lineno;
+/* Was a tag seen?  */
+extern bool tag_seen;

 
 

-extern symbol_t *errtoken;
-extern symbol_t *undeftoken;
-extern symbol_t *eoftoken;
-extern symbol_t *axiom;
+/* Should rules have a default precedence?  */
+extern bool default_prec;

 
 #endif /* !READER_H_ */
 
 #endif /* !READER_H_ */