--- /sbin/mkbootdisk	Sat Feb 23 01:52:27 2002
+++ mkbootdisk	Mon Sep 16 12:21:18 2002
@@ -4,6 +4,10 @@
 #
 # Written by Erik Troan <ewt@redhat.com>
 
+# Added by Hans Schou:
+# * can mount file image, --device /tmp/boot.img
+# * use running kernel when not specified
+
 pause=yes
 unset kernel
 device=/dev/floppy/0 ; [ -e $device ] || device=/dev/fd0
@@ -49,6 +53,9 @@
 	--device)
 	    shift
 	    device=$1
+	    if [ -f $device ]; then
+		    loop="-o loop"
+	    fi
 	    ;;
 	--mkinitrdargs)
 	    shift
@@ -89,7 +96,7 @@
     shift
 done
 
-[ -z "$kernel" ] && usage 1
+[ -z "$kernel" ] && kernel=`uname -r`
 
 [ -d /lib/modules/$kernel ] || {
     echo "/lib/modules/$kernel is not a directory." >&2
@@ -180,7 +187,7 @@
     exit 1
 }
 
-mount -t vfat $device $MOUNTDIR || {
+mount $loop -t vfat $device $MOUNTDIR || {
     rmdir $MOUNTDIR
     exit 1
 }