~ago/lupin/gutsy

. /scripts/casper-helpers

is_supported_fs(){

    [ -z "${1}" ] && return 1

    case ${1} in

        #Skip ntfs for the time being

        ext2|ext3|reiser*|vfat)

            return 0

            ;;

    esac

    return 1

}

wait_for_devs(){

    [ "$quiet" != "y" ] && log_begin_msg "...waiting for devs..."

    udevtrigger --subsystem-match=block

    udevsettle

    modprobe ext3 #TBD

    [ "$quiet" != "y" ] && log_end_msg "...devs loaded..."

}

find_path()

{

    local path="${1}"

    local default_mountpoint="${2:-/tmpmountpoint}"

    local mountpoint=

    FOUNDDEV=

    FOUNDPATH=

    [ -z "${path}" ] && return 1

    mkdir -p "${default_mountpoint}"

    for sysblock in $(echo /sys/block/* | tr ' ' '\n' | grep -v ram | grep -v loop); do

        for dev in $(subdevices "${sysblock}"); do

            devname=$(sys2dev "${dev}")

            devfstype="$(get_fstype ${devname})"

            if is_supported_fs "${devfstype}" ; then

    		    if grep -q "^${devname}" /proc/mounts; then

    		        mountpoint=$(grep "^${devname}" /proc/mounts|cut -d ' ' -f 2)

                    unmount=false                

                else                

                    mountpoint="${default_mountpoint}"                    

                    try_mount "${devname}" "${mountpoint}" "ro" || return 1

                    unmount=true    		    

                fi                

    		    if [ -e "${mountpoint}${path}" ]; then

                    FOUNDDEV="${devname}"

                    FOUNDPATH="${mountpoint}${path}"

                    return 0

                fi

                [ "${unmount}" = "true" ] && umount ${mountpoint} 2> /dev/null || true

            fi

        done

    done

    return 1

}