File sensible-editor of Package dpkg

#!/bin/sh

ret="$?"

if [ -n "$VISUAL" ]; then
	${VISUAL} "$@"
	ret="$?"
	if [ "$ret" -ne 126 ] && [ "$ret" -ne 127 ]; then
		exit "$ret"
	fi
fi

${EDITOR:-editor} "$@"
ret="$?"
if [ "$ret" -eq 126 ] || [ "$ret" -eq 127 ]; then
	nano "$@"
	ret="$?"
	if [ "$ret" -eq 126 ] || [ "$ret" -eq 127 ]; then
		nano-tiny "$@"
		ret="$?"
		if [ "$ret" -eq 126 ] || [ "$ret" -eq 127 ]; then
			vi "$@"
			ret="$?"
			if [ "$ret" -eq 126 ] || [ "$ret" -eq 127 ]; then
				echo "Couldn't find an editor!" 1>&2
				echo "Set the \$EDITOR environment variable to your desired editor." 1>&2
				exit 1
			fi
		fi
	fi
fi
exit "$ret"