Function get-callback

Package: cffi

Lambda List

get-callback (symbol)

Arguments

symbol -- A symbol denoting a callback.

Return Value

A pointer.

Details

This is the functional version of the callback macro. It returns a pointer to the callback named by symbol suitable, for example, to pass as arguments to foreign functions.

Examples

  CFFI> (defcallback sum :int ((a :int) (b :int))
          (+ a b))
  => SUM
  CFFI> (get-callback 'sum)
  => #<A Mac Pointer #x102350>