#       @(#)diskumount  1.4     /sccs/src/cmd/sadmin/shell/s.diskumount
#       perform a umount, complain if it doesn't work

#!      chmod +x ${file}

#       $1 == the device mounted.
#       $2 == the mount point directory (optional).

ndrive='drive'

case "$1" in
-n )
       ndrive=$2
       shift
       shift
esac

msg=`/etc/umount ${1:?} 2>&1`
case "${msg}" in
'' )
       if [ -d "$2" ]
       then
               chmod 0 $2
       fi
       echo >&2 $2 ${2:+'unmounted. '} \
               "You may now remove the medium from the ${ndrive}.\n"
       ;;
*' busy' )
       echo >&2 "
       The file system is \"busy\" which means that either some command
       is using files under ${2:-it} or someone is logged in and currently
       in a directory within the file system."
       exit 1
       ;;
*' not mounted' )
       ;;
* )
       admerr $0 "/etc/umount got '${msg}'"
       exit 1
esac
exit 0

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