[Development] Adding LGPLv3 to Qt

Knoll Lars Lars.Knoll at digia.com
Wed Aug 20 11:55:25 CEST 2014


On 20/08/14 11:35, "Florian Weimer" <fweimer at redhat.com> wrote:

>On 08/20/2014 11:30 AM, Knoll Lars wrote:
>> On 20/08/14 11:16, "Florian Weimer" <fweimer at redhat.com> wrote:
>>
>>> On 08/20/2014 11:02 AM, Knoll Lars wrote:
>>>
>>>> Please have a look at
>>>> http://blog.qt.digia.com/blog/2014/08/20/adding-lgpl-v3-to-qt/ for
>>>> details.
>>>
>>> Looking at the Fedora corpus, there are quite a few programs which link
>>> against Qt and which are licensed under the GPL, version 2, but not any
>>> later versions.  If Qt gradually moves new components to the LGPLv3,
>>> this could threaten the future evolution of these programs.
>>
>> This is not a problem as far as I can see for two reasons:
>>
>> 1. We don’t remove LGPLv2 for any of the libraries that are part of 5.3.
>
>What I meant that future development of these programmers might be
>interesting in LGPLv3-only features.
>
>> 2. We explicitly added GPLv2 to the new libraries to make sure open
>>source
>> projects that are using GPLv2 only do not have issues using the new
>> libraries.
>
>This is not mentioned in the blog post AFAICT.  It would address the
>concerns I have raised.

You’re right. I had it on my list of things to fix, and somehow it slipped
through. I added the note to the blog now.

Cheers,
Lars



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