document the "opaque", "arch", and "nodump" flags more fully;

closes documentation/5384 from Andrew Hamilton-Wright

help from henning, otto, and weingart

1 files changed, 13 insertions, 3 deletions

diff --git a/sbin/dump/dump.8 b/sbin/dump/dump.8
index f48a5148eaf..fb59274cfc8 100644
--- a/sbin/dump/dump.8
+++ b/sbin/dump/dump.8
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: dump.8,v 1.36 2007/02/22 09:40:11 jmc Exp $
+.\"	$OpenBSD: dump.8,v 1.37 2007/02/25 09:39:48 jmc Exp $
 .\"	$NetBSD: dump.8,v 1.17 1997/06/05 11:15:06 lukem Exp $
 .\"
 .\" Copyright (c) 1980, 1991, 1993
@@ -71,6 +71,16 @@ This can be enforced by using the
 .Fl a
 option.
 .Pp
+Files can be marked with the
+.Dq nodump
+flag using
+.Xr chflags 1 ,
+settable only by the file's owner or the superuser.
+Files with this flag set will only be dumped during full backups.
+See also the
+.Fl h
+option, below.
+.Pp
 .Nm
 works across networks,
 replacing the functionality of the old
@@ -192,8 +202,7 @@ writes to the named file on the remote host using
 .It Fl h Ar level
 Honor the user
 .Dq nodump
-flag
-.Dp Dv UF_NODUMP
+flag (see above),
 only for dumps at or above the given
 .Ar level .
 The default honor level is 1,
@@ -405,6 +414,7 @@ exits with zero status on success.
 Startup errors are indicated with an exit code of 1;
 abnormal termination is indicated with an exit code of 3.
 .Sh SEE ALSO
+.Xr chflags 1 ,
 .Xr stty 1 ,
 .Xr fts 3 ,
 .Xr rcmd 3 ,