[development] Modules that integrate non-GPL PHP apps violate the GPL.

[Thomas Barregren]

ttw+drupal at cobbled.net skrev:
> On 07.09-15:34, Earnie Boyd wrote:
> [ ... ]
>   
>>>> Assume you write a module for Drupal. Any meaningful module to Drupal
>>>> implements at least one hook. That alone makes the module a derived work
>>>> of Drupal.
>>>>         
>>> this is wrong.  it is an over zealous attempt to extend the legal
>>> coverage of copyright and licensing laws.  you may interface to
>>> software as you like, what you cannot do is copy and modify and
>>> distribute that software as your own.
>>>
>>>       
>> I don't see how Thomas is wrong.  What he says is the heart of the GPL.
>>     
>
> because the GPL is a copyright license and this statement is in
> direct conflict with copyright law and, as such, is a zealous
> attempt to extend the coverage of copyright.  for example, if your
> write a book and i quote your work (for any wide range of reasons)
> you cannot sue me under copyright.

Quoting a book falls under the notion of Fair Use. Creating a derivative 
work doesn't.

Read more at http://en.wikipedia.org/wiki/Fair_use.

Thomas