#------------------------------------------------------------------------------
# /etc/rc.d/rc.hdsleep - change modes for ide-harddisks
#
# Creation:	    24.09.2003 hs
# Last Update:  $Id$
#------------------------------------------------------------------------------

if [ "$OPT_HDSLEEP" = "yes" ]
then
    begin_script HDSLEEP

    # calculate sleeptime-parameter, see hdparm manual, option -S
    if [ "$HDSLEEP_TIMEOUT" -gt 300 ]
    then
        log_error "a timeout above five hours is not supported, changed to five hours"
        sleep=250
    elif [ "$HDSLEEP_TIMEOUT" -gt 20 ]
    then
        time=`expr $HDSLEEP_TIMEOUT - 1`
        sleep=`expr $time / 30 + 241`
    else
        sleep=`expr $HDSLEEP_TIMEOUT \* 60 / 5`
    fi

    error=''
    successful=0
    # Sleep for Hard-Disks and other Block-Devices listed in /proc/partitions
    for i in `sed -n 's/.*\([sh]d[a-z]\)$/\1/p' /proc/partitions`
    do
        if hdparm -i /dev/$i 2>/dev/null | grep -q nonMagnetic
	then
    	    error="$error $i"
        else
            hdparm -S $sleep /dev/$i 2>/dev/null || log_error "Disk $i does not support your HDSLEEP-Settings"
    	    successful=`expr $successful + 1`
        fi
    done
    # Sleep for cdrom drives
    if [ -f /proc/sys/dev/cdrom/info ]
    then
	for drive in `sed -n 's/^drive name:[\t ]*//p' /proc/sys/dev/cdrom/info`
	do
	    if ! hdparm -S $sleep /dev/$drive 2>/dev/null
	    then
		error="$error $drive"
	    fi
	done
    fi
    if [ $successful -eq 0 -a -n "$error" ]
    then
      for device in $error
      do
        devicetyp=`cat /proc/ide/$device/media`
        log_error "ERROR: $devicetyp $device does not support your HDSLEEP-Settings"
      done
    fi
    end_script
fi