Re: [Exist-development] LGPL 2.1 and GPL 2 and all that crap

[Thomas W. <tho...@gm...>]

Adam,

I hope this link could be of help.
http://www.freesoftwaremagazine.com/articles/choosing_and_using_free_licenses_software_hardware_and_aesthetic_works

Thomas


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On 5 February 2012 21:57, Adam Retter <ad...@ex...> wrote:

> Thanks Alain,
>
> The thing I was using under GPL was GNU Crypto, but I just checked
> their licence in more details and it seems that we should be fine as
> it says -
>
> "GNU Crypto is licensed under the terms of the GNU General Public
> License, with the "library exception" which permits its use as a
> library in conjunction with non-Free software:
>
> "As a special exception, the copyright holders of this library give
> you permission to link this library with independent modules to
> produce an executable, regardless of the license terms of these
> independent modules, and to copy and distribute the resulting
> executable under terms of your choice, provided that you also meet,
> for each linked independent module, the terms and conditions of the
> license of that module. An independent module is a module which is not
> derived from or based on this library. If you modify this library, you
> may extend this exception to your version of the library, but you are
> not obligated to do so. If you do not wish to do so, delete this
> exception statement from your version."
> The effect of that license is similar to using the LGPL, except that
> static linking is permitted. GPL with that exception is sometimes
> called the Guile License, because the Guile implementation of Scheme
> (for embedding) uses this license."
>
> So as I am using it as a JAR, I dont think I need worry now...
>
> On 5 February 2012 21:25, Alain Couthures <ala...@ag...>
> wrote:
> > That's the official FAQ:
> >
> >
> http://www.gnu.org/licenses/old-licenses/gpl-2.0-faq.en.html#GPLInProprietarySystem
> >
> > Le 05/02/2012 22:12, Adam Retter a écrit :
> >
> >> Hi Alain,
> >>
> >> Thats interesting, can you tell me where you got that quote from
> >> please? ...so that I can read some more!
> >>
> >> On 5 February 2012 21:11, Alain Couthures<ala...@ag...
> >
> >>  wrote:
> >>>
> >>> Hello Adam,
> >>>
> >>> As far as I understand, including a GPL library in eXist-db would imply
> >>> that
> >>> eXist-db is becoming GPL itself!
> >>>
> >>> "A system incorporating a GPL-covered program is an extended version of
> >>> that
> >>> program. The GPL says that any extended version of the program must be
> >>> released under the GPL if it is released at all."
> >>>
> >>> -Alain
> >>>
> >>> Le 05/02/2012 21:48, Adam Retter a écrit :
> >>>
> >>>> I really detest trying to understand open source licences. I have
> >>>> placed something which is GPLv2 into eXist-db. eXist-db is LGPL 2.1.
> >>>> It seems to me that from what I can Google and understand (not much),
> >>>> that the licences are compatible.
> >>>>
> >>>> However, I have had some concerns raised that we should not use
> >>>> anything which is GPLv2. As Linux itself is GPLv2 and many companies
> >>>> use this, I am not sure I understand the issue.
> >>>>
> >>>> If anyone is concerned that I should not include GPLv2 libraries,
> >>>> please tell me, but more importantly please tell me why its important.
> >>>>
> >>>> Thanks Adam.
> >>>>
> >>
> >>
> >
>
>
>
> --
> Adam Retter
>
> eXist Developer
> { United Kingdom }
> ad...@ex...
> irc://irc.freenode.net/existdb
>
>
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