grammar: introduce %empty

[bison.git] / src / reader.h

diff --git a/src/reader.h b/src/reader.h
index badd372dc14c4e94d06de7d638549c753f8f192c..ba6ffe6edca76c8a91d2a4a81c5ee9e03cbd034e 100644 (file)
--- a/src/reader.h
+++ b/src/reader.h
@@ -1,6 +1,6 @@
 /* Input parser for Bison
 
-   Copyright (C) 2000-2003, 2005-2007, 2009-2012 Free Software
+   Copyright (C) 2000-2003, 2005-2007, 2009-2013 Free Software
    Foundation, Inc.
 
    This file is part of Bison, the GNU Compiler Compiler.
@@ -47,6 +47,8 @@ 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);