Re: [Caml-list] oasis help

[Jiten Pathy <jpathy@fssrv.net>]

Thanks. ocamlbuild seems to have a nice plugin api.

I ended up using
tag_file "target.ml" [Printf.sprintf "open(%s)" module_name]

On Tue, Feb 10, 2015 at 5:19 AM, Jeremie Dimino <jdimino@janestreet.com> wrote:
> You can access the oasis environment from myocamlbuild.ml and setup
> compilation flags according to it. See for instance:
>
>   https://github.com/janestreet/bin_prot/blob/master/myocamlbuild.ml
>
> So you could have this in your _oasis:
>
>   Flag use_b
>   Default: false
>
> And in your myocamlbuild.ml:
>
> ----------------------------------
> (* OASIS_START *)
> (* OASIS_STOP *)
>
> let dispatch = function
>   | After_rules ->
>     let env = BaseEnvLight.load () in
>     let module_name = if BaseEnvLight.var_get "use_b" = "true" then "B" else
> "A" in
>     flag ["ocaml"; "compile"] (S ["-open"; module_name])
>   | _ ->
>     ()
>
> let () = Ocamlbuild_plugin.dispatch (fun hook -> dispatch hook;
> dispatch_default hook)
> ----------------------------------
>
>
> On Tue, Feb 10, 2015 at 12:58 PM, Jiten Pathy <jpathy@fssrv.net> wrote:
>>
>> I have two modules defining the same function.
>> How would i conditionally open modules during compilation using oasis
>> /ocamlbuild?(i.e pass -open A or -open B depending on some flag from
>> oasis?)
>>
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>
>
>
>
> --
> Jeremie