Curve in a macro?

[M Sun]

Hi list,

If I have a note and a curve like this:

  b8-\tweak control-points #'((0.5 . 4) (1 . 6) (2 . 6) (2.5 . 4)) ( <> )

How can I make the curve into a macro, so that I can write "b8 \curve"
or "\curve b8"?

-- 
Fear  is  the  path  to  the  dark  side.
Fear  leads  to  anger,
Anger  leads  to  hate,
Hate  leads  to  suffering.