[Spice-devel] About libcacard and spice-gtk license.

Liang Guo bluestonechina at gmail.com
Wed Jul 20 05:16:34 PDT 2011


Hi, Christophe

On Wed, Jul 20, 2011 at 5:06 PM, Christophe Fergeau <cfergeau at redhat.com> wrote:
> Hi Liang,
>
> On Wed, Jul 20, 2011 at 04:45:33PM +0800, Liang Guo wrote:
>> Libcacard is licensed under GPL3, spice-gtk is licensed under LGPL2.1,
>> but spice-gtk may call libcacard, Should this cause any legal problem
>> ?

> Actually, there are 2 differently licensed libcacard code bases, there is
> the standalone libcacard which you are referring to and which is indeed
> GPLv3, but there's also a libcacard included in qemu, which will be used in
> the future, and which is licensed as LGPLv2.1 or later according to the
> header in each source file.
> We really should get rid of the standalone libcacard, this would clear up
> this kind of confusions ;) At the very least, I think we can change the
> GPLv3 to the more permissive LGPLv2.1+ since both code bases have the same
> origin.
>
> Christophe
>
Thank you for your reply, will these two licacard be merged ? it is not nessary
to have two library do the same thing and have the same name.

BTW: most *.[ch] in libcacard downloaded from spice-space don't have
copyright header.


-- 
Liang GUO
http://bluestone.cublog.cn


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