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ffi doc: make-wrap-<id> binding from define-cstruct

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When `#:property` is used wih `(define-cstruct _<id> ....)`, then
`make-wrap-<id>` is among the defined identifiers.
This commit is contained in:
Matthew Flatt 2019-08-30 20:00:20 -06:00
parent b0d753e2d6
commit 88464b327a
1 changed files with 4 additions and 0 deletions
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pkgs/racket-doc/scribblings/foreign/types.scrbl
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@ -1324,6 +1324,10 @@ The resulting bindings are as follows:
only when a @racket[#:property] is specified --- a structure type that only when a @racket[#:property] is specified --- a structure type that
corresponds to a wrapper to reflect properties (see below).} corresponds to a wrapper to reflect properties (see below).}
@item{@racketidfont{make-wrap-}@racketvarfont{id}: only when a
@racket[#:property] is specified --- a function that takes a
cpointer and returns a wrapper structure that holds the cpointer.}
] ]
Objects of the new type are actually C pointers, with a type tag that Objects of the new type are actually C pointers, with a type tag that