Re: [xenomai4] POSIX API

[Philippe Gerum <rpm@xenomai.org>]

Giulio Moro <giulio@bela.io> writes:

> Thanks for sharing this with the list.
>
>>>> __real_frob() would require explicit call via some macro trick like
>>>> __STD() with libcobalt. Others would be invoked under the hood via a
>>>> plain call to frob(), depending on the insertion of liboverride.so
>>>> _before_ libposix.so on the linker command line.
>
> I am not sure I have a full grasp of the suggested approach, but I'll
> share a request for clarification/feature. On Xenomai 3 it is
> currently possible to avoid link-time wrapping and explicitly calling
> the `__wrap_func()` version, while regular `func()` calls result in
> the stock version (equivalent to `__real_func()`). I find this
> behaviour useful and would like it to be preserved in Xenomai 4. I
> hope this will still be possible for at least some combination of
> build flags.
>

Yes, this will be preserved for x4. The approach I'd like to see should
prefer explicit over implicit when it comes to wrapping, the use case
you described falls into this category.

-- 
Philippe.