Re: Use of GPL'd code with proprietary programs

[David Kastrup]

Alexander Terekhov <terekhov@web.de> writes:

> Rui Miguel Seabra wrote:
> [...]
> > Grant back is:  A releases
> >                 B modifies
> >                 Under certain conditions, B must grant back to A
> > 
> > The GPL requires that you give exactly the same freedoms to anyone 
> 
> Yes. It requires to grant the rights. And "anyone" does include "A".

No.  Not if you don't distribute to "A".  The GPL allows you to keep
your derivatives to yourself, or to distribute them only to people who
pay you a lot of money for them.  You have to grant the rights to
those that you distribute to.  But "A" has no right to demand to be
among that set.

-- 
David Kastrup, Kriemhildstr. 15, 44793 Bochum