muscle: factor the computation of variable names

[bison.git] / src / derives.c

diff --git a/src/derives.c b/src/derives.c
index 2e4ff31ba68c807908c76963ffd9d7a003f1bf9b..c834f0b0d0941fe81542ba396602b546b8cc3e24 100644 (file)
--- a/src/derives.c
+++ b/src/derives.c
@@ -1,24 +1,22 @@
 /* Match rules with nonterminals for bison,
 
-   Copyright (C) 1984, 1989, 2000, 2001, 2002, 2003, 2005 Free
-   Software Foundation, Inc.
+   Copyright (C) 1984, 1989, 2000-2003, 2005, 2009-2013 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., 51 Franklin Street, Fifth Floor,
-   Boston, MA 02110-1301, USA.  */
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 #include "system.h"
@@ -49,12 +47,13 @@ print_derives (void)
   for (i = ntokens; i < nsyms; i++)
     {
       rule **rp;
-      fprintf (stderr, "\t%s derives\n", symbols[i]->tag);
+      fprintf (stderr, "  %s derives\n", symbols[i]->tag);
       for (rp = derives[i - ntokens]; *rp; ++rp)
-       {
-         fprintf (stderr, "\t\t%3d ", (*rp)->user_number);
-         rule_rhs_print (*rp, stderr);
-       }
+        {
+          fprintf (stderr, "    %3d ", (*rp)->user_number);
+          rule_rhs_print (*rp, stderr);
+          fprintf (stderr, "\n");
+        }
     }
 
   fputs ("\n\n", stderr);
@@ -98,10 +97,10 @@ derives_compute (void)
       rule_list *p = dset[i - ntokens];
       derives[i - ntokens] = q;
       while (p)
-       {
-         *q++ = p->value;
-         p = p->next;
-       }
+        {
+          *q++ = p->value;
+          p = p->next;
+        }
       *q++ = NULL;
     }