* src/atgeneral.m4: Update from Autoconf.

[bison.git] / src / reduce.c

diff --git a/src/reduce.c b/src/reduce.c
index 6d811252c4888826a84fa9be82b3f8f0f4b91088..a654f0c710450e36fa580fa64bf4be2e9f00ee3a 100644 (file)
--- a/src/reduce.c
+++ b/src/reduce.c
@@ -15,7 +15,8 @@ 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, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.  */
 
 
 /*
@@ -28,16 +29,15 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
  * parser.
  */
 
-#include <stdio.h>
 #include "system.h"
+#include "getargs.h"
 #include "files.h"
 #include "gram.h"
-#include "machine.h"
 #include "alloc.h"
+#include "complain.h"
 
 
 extern char   **tags;          /* reader.c */
-extern int      verboseflag;   /* getargs.c */
 static int      statisticsflag;        /* XXXXXXX */
 extern int      fixed_outfiles;
 
@@ -62,21 +62,23 @@ static int      nuseful_productions, nuseless_productions,
                 nuseful_nonterminals, nuseless_nonterminals;
 
 
-bool bits_equal PARAMS((BSet, BSet, int));
-int nbits PARAMS((unsigned));
-int bits_size PARAMS((BSet, int));
-void reduce_grammar PARAMS((void));
+extern void reduce_grammar PARAMS((void));
+static bool bits_equal PARAMS((BSet, BSet, int));
+static int nbits PARAMS((unsigned));
+static int bits_size PARAMS((BSet, int));
 static void useless_nonterminals PARAMS((void));
 static void inaccessable_symbols PARAMS((void));
 static void reduce_grammar_tables PARAMS((void));
 static void print_results PARAMS((void));
 static void print_notices PARAMS((void));
-void dump_grammar PARAMS((void));
 
-extern void fatals PARAMS((char *, char *));
+#if 0                           /* XXX currently unused.  */
+static void dump_grammar PARAMS((void));
+#endif
+
 \f
 
-bool
+static bool
 bits_equal (BSet L, BSet R, int n)
 {
   int i;
@@ -88,7 +90,7 @@ bits_equal (BSet L, BSet R, int n)
 }
 
 
-int
+static int
 nbits (unsigned i)
 {
   int count = 0;
@@ -101,7 +103,7 @@ nbits (unsigned i)
 }
 
 
-int
+static int
 bits_size (BSet S, int n)
 {
   int i, count = 0;
@@ -137,16 +139,17 @@ reduce_grammar (void)
   print_notices();
 
   if (!BITISSET(N, start_symbol - ntokens))
-    fatals(_("Start symbol %s does not derive any sentence"),
+    fatal (_("Start symbol %s does not derive any sentence"),
           tags[start_symbol]);
 
   reduce_grammar_tables();
-  /* if (verboseflag) {
-     fprintf(foutput, "REDUCED GRAMMAR\n\n");
-     dump_grammar();
-     }
-     */
-
+#if 0
+  if (verboseflag)
+    {
+      fprintf(foutput, "REDUCED GRAMMAR\n\n");
+      dump_grammar();
+    }
+#endif
   /**/ statisticsflag = FALSE; /* someday getopts should handle this */
   if (statisticsflag == TRUE)
     fprintf(stderr,
@@ -528,7 +531,8 @@ print_results (void)
     fprintf(foutput, "\n\n");
 }
 \f
-void
+#if 0                           /* XXX currently unused.  */
+static void
 dump_grammar (void)
 {
   int i;
@@ -563,6 +567,7 @@ dump_grammar (void)
     }
   fprintf(foutput, "\n\n");
 }
+#endif
 
 
 static void