with-callback ( alien quot -- ) (original) (raw)

with-callback ( alien quot -- )

Vocabulary
alien

Inputs

Outputs
None

Word description
Calls the quotation with an alien value on the stack which is supposed to be a callback. Resources for the callback is guaranteed to be released afterwards.

See also
, free-callback, unregister-and-free-callback

Definition

USING: continuations kernel ;

IN: alien

: with-callback ( alien quot -- )
over [ unregister-and-free-callback ] curry finally ; inline