[Qgis-developer] Re: Qgis-developer Digest, Vol 73, Issue 51 [To GPL or not to GPL]

[Marco Hugentobler]

> From the GPL FAQ[1]:

>"The reason we require the offer to be valid for any third party is so
>that people who receive the binaries indirectly in that way can order
>the source code from you."


Reading the context, this is only the case if you choose to distribute 
the binaries without source (but with a written offer to get the sources 
from you). If you distribute the binaries together with source, you 
should have no further obligations.

Regards,
Marco



On 19.11.2011 02:24, Camilo Polymeris wrote:
>>> I understand it *does* mean that you have to be the one sending the
>>> source. If you distribute a GPL'd binary without source you have to
>>> include a written offer to send the source to any party that receives
>>> that binary, even indirectly. In general it should be easier to
>>> include the source in the first place
>> No, you need to supply the source to the client (or provide access to
>> it).  If the client provides a binary to a third party then it is them
>> who needs to provide the source, not you.
>> You don't have any relationship with the third party - you hold
>> copyright to some of the code, but you have granted the client
>> permission to redistribute it under the GPL.
> > From the GPL FAQ[1]:
>
> "The reason we require the offer to be valid for any third party is so
> that people who receive the binaries indirectly in that way can order
> the source code from you."
>
> This may only apply to GPL 2, though, I am not sure.
>
>>> What I am not completely sure is if, besides the users (receivers of
>>> modified binaries), the original copyright holders may have a right to
>>> the modified sources, even if they haven't received a binary. Say,
>>> programmer makes modified version of QGIS for a company, and sends it
>>> only to them. The company has a right to the modified sources. Do the
>>> original QGIS devs have that right, too?
>> No, they don't.
> Thought so. Thanks for the clarification.
>
> [1] http://www.gnu.org/licenses/gpl-faq.html#WhatDoesWrittenOfferValid
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