Avoid empty-if warnings.

[bison.git] / src / derives.h

diff --git a/src/derives.h b/src/derives.h
index c5581243921cd1ab95604eeb932b5437a7a0d410..d4ba11647d6dcb1cacfb6975a77528b73ac5b2d6 100644 (file)
--- a/src/derives.h
+++ b/src/derives.h
@@ -1,33 +1,35 @@
 /* Match rules with nonterminals for bison,
-   Copyright (C) 1984, 1989, 2000, 2001, 2002  Free Software Foundation, Inc.
+
+   Copyright (C) 1984, 1989, 2000, 2001, 2002 Free Software
+   Foundation, Inc.
 
    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
-   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
-   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 DERIVES_H_
 # define DERIVES_H_
 
+# include "gram.h"
+
 /* DERIVES[SYMBOL - NTOKENS] points to a vector of the rules that
    SYMBOL derives, terminated with NULL.  */
-extern rule_t ***derives;
+extern rule ***derives;
 
 /* Compute DERIVES.  */
 
-void derives_compute PARAMS((void));
-void derives_free PARAMS((void));
+void derives_compute (void);
+void derives_free (void);
 
 #endif /* !DERIVES_H_ */