[src/trunk]: src/distrib/utils/embedded resize_disklabel: if disk and partiti...

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

details:   https://anonhg.NetBSD.org/src/rev/eb319de8daf3
branches:  trunk
changeset: 836245:eb319de8daf3
user:      jmcneill <jmcneill%NetBSD.org@localhost>
date:      Sat Oct 06 09:58:55 2018 +0000

description:
resize_disklabel: if disk and partition is not specified, use kern.root_device/kern.root_partition sysctls

diffstat:

 distrib/utils/embedded/conf/evbarm.conf       |  4 +---
 distrib/utils/embedded/files/resize_disklabel |  8 +++-----
 2 files changed, 4 insertions(+), 8 deletions(-)

diffs (44 lines):

diff -r ef3910f790cf -r eb319de8daf3 distrib/utils/embedded/conf/evbarm.conf
--- a/distrib/utils/embedded/conf/evbarm.conf   Sat Oct 06 00:17:06 2018 +0000
+++ b/distrib/utils/embedded/conf/evbarm.conf   Sat Oct 06 09:58:55 2018 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: evbarm.conf,v 1.28 2018/06/19 15:12:05 jmcneill Exp $
+# $NetBSD: evbarm.conf,v 1.29 2018/10/06 09:58:55 jmcneill Exp $
 # evbarm shared config
 #
 image=$HOME/${board}.img
@@ -138,8 +138,6 @@
        if $resize; then
                cat >> ${mnt}/etc/rc.conf << EOF
 resize_disklabel=YES
-resize_disklabel_disk=ld0
-resize_disklabel_part=a
 resize_root=YES
 resize_root_flags="-p"
 resize_root_postcmd="/sbin/reboot -n"
diff -r ef3910f790cf -r eb319de8daf3 distrib/utils/embedded/files/resize_disklabel
--- a/distrib/utils/embedded/files/resize_disklabel     Sat Oct 06 00:17:06 2018 +0000
+++ b/distrib/utils/embedded/files/resize_disklabel     Sat Oct 06 09:58:55 2018 +0000
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# $NetBSD: resize_disklabel,v 1.2 2017/04/14 13:47:21 jmcneill Exp $
+# $NetBSD: resize_disklabel,v 1.3 2018/10/06 09:58:55 jmcneill Exp $
 #
 
 # PROVIDE: resize_disklabel
@@ -80,12 +80,10 @@
 resize_disklabel_start()
 {
        if [ x"${resize_disklabel_disk}" = "x" ]; then
-               warn "\${resize_disklabel_disk} is not set, not resizing disklabel"
-               return
+               resize_disklabel_disk="$(/sbin/sysctl -n kern.root_device)"
        fi
        if [ x"${resize_disklabel_part}" = "x" ]; then
-               warn "\${resize_disklabel_part} is not set, not resizing disklabel"
-               return
+               resize_disklabel_part=$(printf \\$(printf '%03o' $(( 97 + $(sysctl -n kern.root_partition) ))))
        fi
 
        grow_mbrpart "${resize_disklabel_disk}"