From 000ba0def6e1f9f2bb89aad53f7c72d9e0c0e41f Mon Sep 17 00:00:00 2001
Message-Id: <000ba0def6e1f9f2bb89aad53f7c72d9e0c0e41f.1717040384.git.mdw@distorted.org.uk>
From: Mark Wooding <mdw@chiark.greenend.org.uk>
Date: Sun, 8 Oct 2000 11:07:21 +0000
Subject: [PATCH] With no arguments, give an error rather than spewing a big
 table at the user.
Organization: Straylight/Edgeware

From: mdw <mdw>

---
 crc-mktab.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/crc-mktab.c b/crc-mktab.c
index 887315b..def5361 100644
--- a/crc-mktab.c
+++ b/crc-mktab.c
@@ -1,6 +1,6 @@
 /* -*-c-*-
  *
- * $Id: crc-mktab.c,v 1.1 2000/07/21 19:01:33 mdw Exp $
+ * $Id: crc-mktab.c,v 1.2 2000/10/08 11:07:21 mdw Exp $
  *
  * Build CRC tables
  *
@@ -30,6 +30,10 @@
 /*----- Revision history --------------------------------------------------* 
  *
  * $Log: crc-mktab.c,v $
+ * Revision 1.2  2000/10/08 11:07:21  mdw
+ * With no arguments, give an error rather than spewing a big table at the
+ * user.
+ *
  * Revision 1.1  2000/07/21 19:01:33  mdw
  * Generate the CRC table rather than hardcoding it.
  *
@@ -231,11 +235,13 @@ int main(int argc, char *argv[])
 	  poly = 0x1021;
 	break;
       case 32:
-      case 0:
 	poly = 0x04c11db7;
 	flags |= f_reverse;
 	bits = 32;
 	break;
+      case 0:
+	die(EXIT_FAILURE, "no polynomial or bit width set");
+	break;
       default:
 	die(EXIT_FAILURE, "no standard polynomials for %u bits", bits);
 	break;
-- 
[mdw]