package ctypes-foreign

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Module type Ctypes_ffi.CLOSURE_PROPERTIESSource

Sourceval record : Obj.t -> Obj.t -> int

record c v links the lifetimes of c and v, ensuring that v is not collected while c is still live. The return value is a key that can be used to retrieve v while v is still live.

Sourceval retrieve : int -> Obj.t

retrieve v retrieves a value using a key returned by record, or raises Not_found if v is no longer live.