(main): Die with an error message if an unsupported output format

version is requested.

src/server/dbck.c

 /*
- * $Id: dbck.c,v 0.31 1996/06/09 13:54:24 byers Exp $
+ * $Id: dbck.c,v 0.32 1996/07/24 23:38:52 ceder Exp $
  * Copyright (C) 1991, 1992, 1993, 1994, 1995  Lysator Academic Computer Association.
  *
  * This file is part of the LysKOM server.
@@ -28,7 +28,7 @@
  * Author: Per Cederqvist.
  */
 
-static char *rcsid = "$Id: dbck.c,v 0.31 1996/06/09 13:54:24 byers Exp $";
+static char *rcsid = "$Id: dbck.c,v 0.32 1996/07/24 23:38:52 ceder Exp $";
 #include "rcs.h"
 USE(rcsid);
 
@@ -1485,6 +1485,15 @@ main (int    argc,
 	    oformat = atoi(optarg);
 	    if (oformat == 0 && *optarg != '0')
 		restart_kom("%s: bad output format %s", argv[0], optarg);
+	    /* Enumerate all supported output formats here. */
+	    switch (oformat)
+	    {
+	    case 0:		/* Traditional. */
+	    case 1:		/* Introduced spring 1996 by David Byers. */
+		break;
+	    default:
+		restart_kom("%s: unknown output format %ld", argv[0], oformat);
+	    }
 	    break;
 	    
 	default: