Binary Compatibility

[Nobody III]

Okay. Thanks for informing me. It will be great when Genode reaches that
point.
On Nov 6, 2014 1:18 AM, "Norman Feske" <norman.feske at ...1...> wrote:

> Hi Ben,
>
> > How reasonable would it be to make genode binaries (aside from core and
> > init) compatible across different kernels? It seems that putting
> > kernel-specific code into a shared library would work. How would this
> > affect performance?
>
> The topic has been discussed before:
>
>   http://sourceforge.net/p/genode/mailman/message/30417127/
>
> Binary compatibility across different kernels is not entirely
> unreasonable. We are actually working in this direction to make the
> future distribution of binary packages manageable. Instead of providing
> packages for each combination of kernel and architecture, we would need
> to provide packages per architecture only.
>
> Even though we are still not near to reach this goal yet, we are taking
> steps towards it. E.g., the development of our new dynamic linker (that
> will be part of the next release) was motivated by that.
>
> There are two non-trivial remaining points that still must be addressed:
>
> * The kernel-specific headers in the respective 'base-<kernel>/include/'
>   directories have to be generalized. This is not easy because
>   some of them define kernel-specific types (e.g., how a capability
>   is represented) that are used by the generic headers in
>   'base/include'.
>
> * The build system must be enhanced to support the build of kernel-
>   specific and kernel-agnostic parts in different locations, yet
>   integrate both into one view at the system-integration step. This
>   is an architectural change of the build system. The challenge here is
>   to preserve the robustness and convenience of the current work flow.
>
> Cheers
> Norman
>
> --
> Dr.-Ing. Norman Feske
> Genode Labs
>
> http://www.genode-labs.com · http://genode.org
>
> Genode Labs GmbH · Amtsgericht Dresden · HRB 28424 · Sitz Dresden
> Geschäftsführer: Dr.-Ing. Norman Feske, Christian Helmuth
>
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