Re: (L)GPLv3

[Jean Brefort <jean brefort normalesup org>]

Le mardi 06 juillet 2010 à 13:49 +0000, jhs jsschmid de a écrit :
> Hi!
> 
> > At the point that your application is used with a LGPLv3 library then it
> > would conceptually be 'upgraded' to GPLv3 at that time (so that the
> > GPLv2 clause preventing linking with LGPLv3 disappears).  This doesn't
> > mean that you have to change the licence of existing code -- you just
> > keep it "v2 or higher".
> 
> So far so good. But if I may want to link against a LGPLv2 library at the
> same time it won't work. Because from the matrix, my code will be treated
> as GPLv3 which means I am not allow to link against LGPLv2.

This is wrong, you can, see
http://gplv3.fsf.org/dd3-faq#compat-matrix-footnote-7

Problematic libraries are those tht are GPLv2-only (such as goffice).

> I don't know how many (L)GPLv-only modules there are in GNOME, but any of
> those will be in trouble when a core library changes its license. As
> copyright is usually left to individuals in GNOME it is also nearly
> impossible to change those modules.
> 
> So, I see pratical problems here...
> 
> Regards,
> Johannes
> 
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