_umount_module()
{
	local cur prev OPTS
	COMPREPLY=()
	cur="${COMP_WORDS[COMP_CWORD]}"
	prev="${COMP_WORDS[COMP_CWORD-1]}"
	case $prev in
		'-t'|'--types')
			local TYPES
			TYPES="
				$(\ls /lib/modules/$(uname -r)/kernel/fs | awk '{print $1, "no" $1}')
				$(awk '{print $NF, "no" $NF}' /proc/filesystems)
			"
			COMPREPLY=( $(compgen -W "$TYPES" -- $cur) )
			return 0
			;;
		'-h'|'--help'|'-V'|'--version')
			return 0
			;;
		'-N'|'--namespace')
			local NAMESPACE
			NAMESPACE="$(lsns --type mnt --output PATH --noheadings)"
			COMPREPLY=( $(compgen -W "$NAMESPACE" -- $cur) )
			return 0
			;;
	esac
	case $cur in
		-*)
			OPTS="	--all
				--all-targets
				--no-canonicalize
				--detach-loop
				--fake
				--force
				--internal-only
				--namespace
				--no-mtab
				--lazy
				--test-opts
				--recursive
				--read-only
				--types
				--quiet
				--verbose
				--help
				--version"
			COMPREPLY=( $(compgen -W "${OPTS[*]}" -- $cur) )
			return 0
			;;
	esac

	local oldifs=$IFS
	IFS=$'\n'
	COMPREPLY=( $( compgen -W "$(findmnt -lno TARGET | awk \
		'{
			if ($0 ~ ENVIRON["HOME"]) {
				homeless = $0
				homeless = gensub(ENVIRON["HOME"], "\\\\~", "g", homeless)
				homeless = gensub(/(\s)/, "\\\\\\1", "g", homeless)
				print homeless
			}
			if ($0 ~ ENVIRON["PWD"]) {
				reldir = $0
				reldir = gensub(ENVIRON["PWD"]"/", "", "g", reldir)
				reldir = gensub(/(\s)/, "\\\\\\1", "g", reldir)
				print "./" reldir
				print reldir
			}
			gsub(/\s/, "\\\\&")
			print $0
		}'
	)" -- "$cur" ) )
	IFS=$oldifs
}
complete -F _umount_module umount