more virtual packages for providing libcuda.so.1 and libOpenCL.so.1

[Alberto Milone]

On 04/07/13 17:01, Andreas Beckmann wrote:
> How does Ubuntu handle the (non-)coinstallability of nvidia-current,
> nvidia-304, nvidia-310, ...?
> 

nvidia-current and nvidia-current-updates are simply transitional
packages for nvidia-304 and nvidia-304, at least in Ubuntu 13.10. It is
no longer possible to install more than one nvidia driver at the same
time (they all conflict/replace/provide the same virtual package).

> For CUDA, you should have a
>   Provides: libcuda-5.0-1
> in those packages, but probably no Conflicts/Breaks/Replaces.
> 
> And soon you need to provide additionally
>   Provides: libcuda-5.5-1
> 
> This is because there are no versioned Provides.
> 
> 
> nvidia-cuda-toolkit will get
>   Build-Depends: libcuda1 (>= 3XX) | libcuda-5.0-1
> and the current beta will get
>   Build-Depends: libcuda1 (>= 3YY) | libcuda-5.5-1
> (and the Depends in libcudart* will be similar).
> 

Good point.

> 
> For OpenCL it depends on whether we need to distinguish versions.
> If we can go with only one version for now, I would suggest to use the
> already existing libopencl1 virtual package.
> 
> If we need specifically 1.2 or later, use libopencl-1.2-1 as the virtual
> package name.
> 

It sounds good to me.

-- 
Alberto Milone
Software Engineer
Hardware Enablement Team
Professional and Engineering Services