[Spice-devel] LGPL or GPL for recorder library

[Frediano Ziglio]

> 
> > On 3 May 2019, at 15:31, Daniel P. Berrangé <berrange at redhat.com> wrote:
> > 
> > On Fri, May 03, 2019 at 03:21:09PM +0200, Christophe de Dinechin wrote:
> >> Hi Frediano,
> >> 
> >> 
> >> We discussed GPL vs LGPL for the recorder library.
> >> 
> >> I made a mistake in commit e7df1041176eda88aea6102d1c4ecd9f144321a6 of
> >> the recorder library trying to “renormalize” the headers before submitting
> >> the Fedora package (the “norm” being that each file should contain the
> >> license blurb). The script I applied put a GPL license blurb on each file,
> >> not LGPL. I believe our agreement was to stick to LGPL in order to
> >> facilitate the integration in SPICE.
> >> 
> >> So first, this email is a public record that this is a mistake on my part,
> >> that the intent is and remain to have a license that makes it possible to
> >> integrate in SPICE, and that if GPL makes this impossible, the library
> >> will be reverted to LGPL ASAP.
> >> 
> >> Second, I vaguely remember there was an objection to some variant of LGPL
> >> (v2 or v3). The primary license text for the recorder library is currently
> >> LGPLv3. Can you please confirm that LGPLv3 works for SPICE?
> > 
> > Do you LGPLv3-only or LGPLv3-or-later ?
> 
> Right now, it’s LGPLv3-or-later
> 
> > 
> > The rest of the SPICE git repos are LGPLv2-or-later licensed. Thus using
> > any LGPLv3 license will prevent sharing or movement of code from spice
> > recorder into any of the other spice libraries, without the copyright
> > holders agreeing to relicense it to LGPLv2-or-later.
> > 
> > LGPLv3 will also prevent spice recorder being used in any app which has
> > GPLv2-only code. QEMU is such an application for example.
> > 
> > LGPLv2-or-later feels like a more natural choice for consistency with
> > existing spice code & greater application license compatibility.
> 
> OK. Will do that then.
> 
> (Frediano, you are the other copyright holder on this code, so raise your
> voice now if you disagree).
> 
> 
> Thanks
> Christophe
> 
> > 
> > Regards,
> > Daniel

Hi,
  I agree with Daniel and different projects I stayed with LGPLv2.

Frediano