Re: [Caml-list] Ocamlbuild question

[Matthieu Dubuget <matthieu.dubuget@gmail.com>]

Matthieu Dubuget a écrit :
> Nicolas Pouillard a écrit :
>> Excerpts from Matthieu Dubuget's message of Wed Feb 11 23:26:43 +0100 2009:
>>   
>>> Hello,
>>>
>>> I'm trying to manage "internal" camlfind packages. I use "internal" with
>>> the same meanning than in ocamlbuild documentation when speaking about
>>> libraries.
>>>
>>> I want my camlfind packages to be re-installed if one of their
>>> dependency was modified. For this, I wrote a simple rule, based on
>>> %.iocamlfind files containing the files to install into findlib
>>> directory. This rule also produces a stamp file : %.oocamlfind.
>>>
>>> I also want my camlfind package to be installed if they are needed by
>>> another rule. For this, I do: dep ["pkg_"^nm][nm ^ ".oocamlfind"] for
>>> each internal package.
>>>
>>> It seems to work ok: Suppose that package toto requires package tutu.
>>> When I ask ocamlbuild toto.oocamlfind, the packages tutu is re-built if
>>> needed. And if I modify one file of tutu, and then ask ocamlbuild to
>>> generate toto.oocamlbuild, tutu is re-built and installed into findlib
>>> directories. fine.
>>>
>>> BUT, when I'm producing a %.native from %.cmx, my dependencies (ie
>>> %.oocamlfind files) are inserted in the command line...
>>>
>>> Here is an example:
>>> ocamlfind ocamlopt -linkpkg -package mtsvrac -package log
>>> logtest/test.cmx mtsvrac.oocamlfind log.oocamlfind -o logtest/test.native
>>>
>>> mtsvrac.oocamlfind and log.oocamlfind where added to the dependencies of
>>> logtest/test.native.
>>>
>>> What would be the right solution to avoid this problem?
>>> Is there something like a "dependency that should not be linked?"
>>>     
>> Hello,
>>
>> You should try to tag your .oocamlfind file with the dont_link_with tag.
>>
>> (this point certainly needs an entry in the FAQ...)
>>
>> Best regards,
>>
>>   
> 
> It seems not to work – at least with ocaml 3.10.2 from godi.
> 
>  I have:
> 
>>> ocamlbuild -show-tags mtsvrac.oocamlfind
>>> Tags for "mtsvrac.oocamlfind":
>>> {. dont_link_with, extension:oocamlfind, file:mtsvrac.oocamlfind, quiet,
>>>   traverse .}
>>> Finished, 0 targets (0 cached) in 00:00:00.
> 
> and still
> 
>>> ocamlopt.opt: don't know what to do with mtsvrac.oocamlfind.
> 
> I will check at home with 3.11

Idem

> 
> Thanks
> 
> Salutations
> 
> Matt
> 
> 
>