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#!/bin/sh
# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*-
# ex: ts=8 sw=4 sts=4 et filetype=sh
# live images are specified with
# root=live:backingdev
[ -z "$root" ] && root=$(getarg root=)
# support legacy syntax of passing liveimg and then just the base root
if getargbool 0 rd.live.image -y liveimg; then
liveroot="live:$root"
fi
if [ "${root%%:*}" = "live" ] ; then
liveroot=$root
fi
[ "${liveroot%%:*}" = "live" ] || return
modprobe -q loop
case "$liveroot" in
live:LABEL=*|LABEL=*) \
root="${root#live:}"
root="$(echo $root | sed 's,/,\\x2f,g')"
root="live:/dev/disk/by-label/${root#LABEL=}"
rootok=1 ;;
live:CDLABEL=*|CDLABEL=*) \
root="${root#live:}"
root="$(echo $root | sed 's,/,\\x2f,g')"
root="live:/dev/disk/by-label/${root#CDLABEL=}"
rootok=1 ;;
live:UUID=*|UUID=*) \
root="${root#live:}"
root="live:/dev/disk/by-uuid/${root#UUID=}"
rootok=1 ;;
live:/*.[Ii][Ss][Oo]|/*.[Ii][Ss][Oo])
root="${root#live:}"
root="liveiso:${root}"
rootok=1 ;;
live:/dev/*)
rootok=1 ;;
live:/*.[Ii][Mm][Gg]|/*.[Ii][Mm][Gg])
[ -f "${root#live:}" ] && rootok=1 ;;
esac
info "root was $liveroot, is now $root"
# make sure that init doesn't complain
[ -z "$root" ] && root="live"
#wait_for_dev /dev/mapper/live-rw
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