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| Date: | -- (:) |
| From: | Shawn Wagner <shawnw@s...> |
| Subject: | Re: [Caml-list] void/unit in C calls |
On Fri, Feb 20, 2004 at 02:26:05PM -0500, Michael Furr wrote: > > I realize this is somewhat of a pedantic question but, what is the proper > prototype for a C function which has a parameter of type unit? > ie: > external foo : unit -> unit = "foo_c" > > should foo_c be declared > void foo_c(void); > or > value foo_c(value); This one. > > Would it ever cause a problem on any architecture if one used the wrong > form? Yup. I've had problems with the bytecode runtime not liking C functions that don't return anything when they should be returning a Val_unit. -- Shawn Wagner shawnw@speakeasy.org ------------------- To unsubscribe, mail caml-list-request@inria.fr Archives: http://caml.inria.fr Bug reports: http://caml.inria.fr/bin/caml-bugs FAQ: http://caml.inria.fr/FAQ/ Beginner's list: http://groups.yahoo.com/group/ocaml_beginners