Re: [Caml-list] Re: extraneous -pp options with myocamlbuild

["Nicolas Pouillard" <nicolas.pouillard@gmail.com>]

On 6/25/07, Andrew Warshaver <awarshaver@janestcapital.com> wrote:
> Oops, I meant also to add, it does not matter if it is a -pp option, for
> examlpe if I have
>
> flag ["ocaml"] (A "foobar");;

Be more precisce on your flags

flag ["compile"; "ocaml"] (A"-onlyoncompilation")

there is also link, pp, ocamldep.

For the pp flag the -pp option is automatically added when there is at
least one argument to pass.

>
> then I get
>
> $ ./make.sh
> + /usr/local/home/godi310/godi/bin/ocamldep.opt foobar -pp foobar
> -modules live_query.ml > live_query.ml.depends
> sh: foobar: command not found
>
> Thanks!
>
> Andrew Warshaver wrote:
> > Hi Folks,
> >
> > I'm trying to use a myocamlbuild file with ocamlbuild.  It appears to me
> > that by my specifying a -pp option, an extra -pp option gets thrown in
> > and I'm not sure why.  Here is my myocamlbuild.ml (which I stole mostly
> > from another email):
> >
> > $ cat myocamlbuild.ml
> > open Ocamlbuild_plugin;;
> > open Command;;
> >
> > let packages = "pcre,netstring,jane,lbm"
> >
> > let pp = "camlp4o /home/awarshaver/multi-oc/lib/pa_type_conv.cmo
> > /home/awarshaver/multi-oc/lib/pa_sexp_conv.cmo";;
> >
> > let ocamlfind cmd =
> > S [A "ocamlfind"; A cmd; A "-thread"; A "-package"; A packages];;
> >
> > flag ["ocaml"] (S[A "-pp"; A pp]);;
> > flag ["ocaml"; "link"] (A"-linkpkg");;
> >
> > dispatch begin function
> >   | After_options ->
> >       Options.ocamlc := ocamlfind "c";
> >       Options.ocamlopt := ocamlfind "opt";
> >   | _ -> ()
> > end
> >
> > And here is what happens at the terminal...
> >
> > $ ./make.sh
> > + /usr/local/home/godi310/godi/bin/ocamldep.opt -pp 'camlp4o
> > /home/awarshaver/multi-oc/lib/pa_type_conv.cmo
> > /home/awarshaver/multi-oc/lib/pa_sexp_conv.cmo' -pp '-pp '\''camlp4o
> > /home/awarshaver/multi-oc/lib/pa_type_conv.cmo
> > /home/awarshaver/multi-oc/lib/pa_sexp_conv.cmo'\''' -modules
> > live_query.ml > live_query.ml.depends
> > sh: - : invalid option
> >
> > As you can see, after the first -pp '..' there is another -pp, and then
> > another '-pp ...', completely unexpected.
> >
> > Thanks,
> > Andrew
> >
>
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-- 
Nicolas Pouillard