document the -n flag (dry-run)

remove info about non-existent -f flag
update usage()

fixes PR 2541;

checked by tedu - thanks. i owe you a favor :)
ok millert@

2 files changed, 15 insertions, 23 deletions

diff --git a/usr.sbin/bad144/bad144.8 b/usr.sbin/bad144/bad144.8
index 31f5579e72c..aa030ad38f5 100644
--- a/usr.sbin/bad144/bad144.8
+++ b/usr.sbin/bad144/bad144.8
@@ -30,7 +30,7 @@
 .\" SUCH DAMAGE.
 .\"
 .\"     from: @(#)bad144.8	8.1 (Berkeley) 6/6/93
-.\"	$Id: bad144.8,v 1.11 2003/01/29 16:53:37 jmc Exp $
+.\"	$Id: bad144.8,v 1.12 2003/03/14 14:53:45 jmc Exp $
 .\"
 .Dd June 6, 1993
 .Dt BAD144 8
@@ -41,17 +41,17 @@
 .Sh SYNOPSIS
 .Nm bad144
 .Op Fl c
-.Op Fl f
+.Op Fl n
 .Op Fl v
 .Ar disk
 .Oo
-.Ar sno
+.Ar snum
 .Op Ar bad ...
 .Oc
 .Nm bad144
 .Fl a
 .Op Fl c
-.Op Fl f
+.Op Fl n
 .Op Fl v
 .Ar disk
 .Op Ar bad ...
@@ -72,21 +72,11 @@ the new replacement sectors are cleared.
 .It Fl c
 Forces an attempt to copy the old sector to the replacement,
 and may be useful when replacing an unreliable sector.
-.It Fl f
-For an RP06, RM03, RM05, Fujitsu Eagle,
-or
-.Tn SMD
-disk on a Massbus, the
-.Fl f
-option may be used to mark the new bad sectors as
-.Dq bad
-by reformatting them as unusable sectors.
-This option is required
-.Em unless
-the sectors have already been marked bad,
-or the system will not be notified that it should use the replacement sector.
-This option may be used while running multiuser; it is no longer necessary
-to perform format operations while running single-user.
+.It Fl n
+Make no permanent changes.
+Useful for debugging.
+Implies
+.Fl v .
 .It Fl v
 The entire process is described as it happens in gory detail if
 .Fl v
diff --git a/usr.sbin/bad144/bad144.c b/usr.sbin/bad144/bad144.c
index d49cfa407b6..e8f2abee5e2 100644
--- a/usr.sbin/bad144/bad144.c
+++ b/usr.sbin/bad144/bad144.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: bad144.c,v 1.14 2002/06/10 00:40:53 miod Exp $	*/
+/*	$OpenBSD: bad144.c,v 1.15 2003/03/14 14:53:45 jmc Exp $	*/
 /*
  * Copyright (c) 1980, 1986, 1988, 1993
  *	The Regents of the University of California.  All rights reserved.
@@ -40,7 +40,7 @@ static char copyright[] =
 
 #ifndef lint
 /*static char sccsid[] = "from: @(#)bad144.c	8.1 (Berkeley) 6/6/93";*/
-static char *rcsid = "$Id: bad144.c,v 1.14 2002/06/10 00:40:53 miod Exp $";
+static char *rcsid = "$Id: bad144.c,v 1.15 2003/03/14 14:53:45 jmc Exp $";
 #endif /* not lint */
 
 /*
@@ -654,13 +654,15 @@ void
 usage()
 {
 	fprintf(stderr,
-		  "usage: bad144 disk [ snum [ bn ... ] ]\n");
+		  "usage: bad144 [-c] [-n] [-v] disk [snum [bn ...]]\n");
 	fprintf(stderr,
 	      "to read or overwrite bad-sector table, e.g.: bad144 hp0\n");
 	fprintf(stderr,
-		  "or bad144 -a [ -c ] disk  bn ...\n");
+		  "or bad144 -a [-c] [-n] [-v] disk [bn ...]\n");
 	fprintf(stderr, "where options are:\n");
 	fprintf(stderr, "\t-a  add new bad sectors to the table\n");
 	fprintf(stderr, "\t-c  copy original sector to replacement\n");
+	fprintf(stderr, "\t-n  make no permanent changes\n");
+	fprintf(stderr, "\t-v  be verbose\n");
 	exit(1);
 }