[src/trunk]: src/sbin/savecore document that dumpdir is now optional

[christos <christos%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/0c60dd756e99
branches:  trunk
changeset: 769514:0c60dd756e99
user:      christos <christos%NetBSD.org@localhost>
date:      Mon Sep 12 21:22:27 2011 +0000

description:
document that dumpdir is now optional

diffstat:

 sbin/savecore/savecore.8 |  9 ++++++---
 1 files changed, 6 insertions(+), 3 deletions(-)

diffs (37 lines):

diff -r 9e110ccd7b2b -r 0c60dd756e99 sbin/savecore/savecore.8
--- a/sbin/savecore/savecore.8  Mon Sep 12 21:22:07 2011 +0000
+++ b/sbin/savecore/savecore.8  Mon Sep 12 21:22:27 2011 +0000
@@ -1,4 +1,4 @@
-.\"    $NetBSD: savecore.8,v 1.34 2009/03/07 22:08:08 ad Exp $
+.\"    $NetBSD: savecore.8,v 1.35 2011/09/12 21:22:27 christos Exp $
 .\"
 .\" Copyright (c) 1980, 1991, 1993
 .\"    The Regents of the University of California.  All rights reserved.
@@ -29,7 +29,7 @@
 .\"
 .\"     @(#)savecore.8 8.1 (Berkeley) 6/5/93
 .\"
-.Dd March 3, 2009
+.Dd September 13, 2011
 .Dt SAVECORE 8
 .Os
 .Sh NAME
@@ -40,7 +40,7 @@
 .Op Fl fvz
 .Op Fl N Ar system
 .Op Fl Z Ar level
-.Ar directory
+.Op Ar directory
 .Nm
 .Fl c
 .Op Fl v
@@ -66,6 +66,9 @@
 .Fa directory ,
 and enters a reboot message and information about the core dump into
 the system log.
+If a directory is not specified, than
+.Pa /var/crash
+is used.
 .Pp
 The kernel and core file can then be analyzed using various tools,
 including