From 45aa4bb4bf35e8577c5de25cf3bf9b80f72f9b8e Mon Sep 17 00:00:00 2001
From: maximilian attems <maks@debian.org>
Date: Sat, 25 Aug 2007 14:32:07 +0200
Subject: mkinitramfs: cope when no busybox is around

only warn on cases where we know that busybox is needed.
---
 mkinitramfs | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

(limited to 'mkinitramfs')

diff --git a/mkinitramfs b/mkinitramfs
index c7a4598..71c1332 100755
--- a/mkinitramfs
+++ b/mkinitramfs
@@ -244,9 +244,14 @@ if [ -n "${ROOT}" ]; then
 fi
 
 # Busybox
-if [ "x${BUSYBOX}" = "xn" ]; then
-	ln -s ${DESTDIR}/bin/sh.shared ${DESTDIR}/bin/sh
-	echo "Warning: Busybox is required for successful boot!"
+if [ "${BUSYBOX}" = "n" ] || [ ! -e ${BUSYBOXDIR}/busybox ]; then
+	mv ${DESTDIR}/bin/sh.shared ${DESTDIR}/bin/sh
+	# those root need busybox
+	eval "$(mount | awk '/ \/ / {print "r_dev=" $1; exit}')"
+	if [ "${r_dev#/dev/mapper/}" != "${r_dev}" ] \
+		|| [ "${r_dev#/dev/md}" != "${r_dev}" ]; then
+		echo "Warning: Busybox is required for successful boot!"
+	fi
 else
 	rm -f ${DESTDIR}/bin/sh
 	rm -f ${DESTDIR}/bin/busybox
-- 
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