[R] Question about the license of an R package

[Mauricio Zambrano]

2010/6/1 Duncan Murdoch <murdoch.duncan at gmail.com>:
> Mauricio Zambrano wrote:
>>
>> Dear R-users,
>>
>> I'm developing a package that heavily depends on another package
>> released under the GPL-2 license.
>>
>
> Are you including code from that package in yours, or just making use of it?
>  The former requires that you follow all the GPL rules about your own.  If
> you just use their package, then license your package any way you like.

Thank you very much for the information!.

I'm just using the packages, without including a single line of code.

>>
>> In addition, some few functions depends on other packages released
>> under the following licences (as described in the corresponding pages
>> of http://cran.r-project.org/web/packages/):
>>
>> GPL
>> GPL >=2.
>>
>> I want to release my package under a GPL >= 2 license, and after
>> reading the section 1.1.1 of the R-exts manual and looking at the
>> compatibility matrix found on http://gplv3.fsf.org/dd3-faq,  I'm still
>> in doubt if I can do that.
>>
>> I would appreciate if you could tell me if can I release my package
>> under a GPL >= 2 license considering the aforementioned licenses ?
>>
>>
>> Finally, a general question:
>>
>> When a package is released under GPL >=2, does it mean that the terms
>> of the GPL-3 license apply or not ?
>>
>
> I believe that's an offer to license under whatever version of the GPL (from
> 2 up) that the person using your code chooses.  If GPL-3 offers something
> that GPL-2 doesn't (e.g. compatibility with other GPL-3 code), they can use
> that.  If GPL-3 places restrictions they don't like (e.g. incompatibility
> with GPL-2 code), they can use GPL-2.
>
> Duncan Murdoch

Thanks Duncan.

Knds,

Mauricio Zambrano B.

-- 
==========================
Dept. of Civil and Env. Engineering
University of Trento, Italy

>
> Thanks in advance for any help.
>>
>> Mauricio
>>
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>>
>
>