Re: [Xen-devel] [PATCH 21/28] libxl: ocaml: add wrappers for poll

[David Scott <dave.scott@xxxxxxxxxxxxx>]

On 25/03/13 14:45, Rob Hoes wrote:
> +value Val_poll(short event)
> +{
> +       CAMLparam0();
> +       CAMLlocal1(res);
> +
> +       switch (event) {
> +               case POLLIN: res = Val_int(0); break;
> +               case POLLPRI: res = Val_int(1); break;
> +               case POLLOUT: res = Val_int(2); break;
> +               case POLLERR: res = Val_int(3); break;
> +               case POLLHUP: res = Val_int(4); break;
> +               case POLLNVAL: res = Val_int(5); break;
> +       }
> +
> +       CAMLreturn(res);
> +}
Is it possible for none of the cases to match? If so, what would you 
like to happen-- it's worth being more explicit.
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