On 7/8/2011 4:26 AM, Federico Calboli wrote:
On 8 Jul 2011, at 12:06, Duncan Murdoch wrote:

On 11-07-08 6:20 AM, Federico Calboli wrote:
HI All,

I have written and succesfully uploaded a new package. The licence it is under is 'GPL' --no 
version. My assumption is, since all the code is written in R the licence R used for R would affect 
the code (hence my "GPL" stands for "whatever version of the GPL R is under")

I am happy with the licencing I used, but I'd like to ask if there is any 
transitive propery of IP licencing or if I am mistaken.
I believe you are mistaken:  your package is your code, so the license someone 
else used is irrelevant.  I would interpret 'GPL' to mean 'whatever version of 
GPL the user finds to be convenient'.  So if GPL v1 (which I've never actually 
seen) or GPL v4 (which has not been released) contained some right that I 
liked, I would assume that you've granted me that right.
Ok, thanks for that. I though that, since R in under GPL-v2, I can only release 
my code under GPL-v2 because the code is written in R and probably qualifies as 
a derivative work.

Did you include someone else's GPL-vx code (possibly modified by you) as part of your code in a way that someone could claim that your code does NOT have a useful functionality and independent existence without that? I'm not an attorney, but I have read the GPL and discussed it with attorneys, and it's my understanding that the definition of "derivative work" encompasses essentially what I just described. Another example: According to the Wikipedia article on Linux, the (first) GPL was written for the GNU Linux project. In that context, you can NOT charge someone for Linux nor for any modification of it you may make, because such modifications would make it a derivative work. However, if you can run your own code written in whatever language under Linux, because presumably your code has an existence independent of Linux and could theoretically run (with modifications) on some other operating system.


       Hope this helps.
      Spencer


On uploading the new version (a matter of days), I will specify the GPL version.

Bw

Federico


Duncan Murdoch

bw

Federico


--
Federico C. F. Calboli
Department of Epidemiology and Biostatistics
Imperial College, St. Mary's Campus
Norfolk Place, London W2 1PG

Tel +44 (0)20 75941602   Fax +44 (0)20 75943193

f.calboli [.a.t] imperial.ac.uk
f.calboli [.a.t] gmail.com

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PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
and provide commented, minimal, self-contained, reproducible code.
--
Federico C. F. Calboli
Department of Epidemiology and Biostatistics
Imperial College, St. Mary's Campus
Norfolk Place, London W2 1PG

Tel +44 (0)20 75941602   Fax +44 (0)20 75943193

f.calboli [.a.t] imperial.ac.uk
f.calboli [.a.t] gmail.com

______________________________________________
R-help@r-project.org mailing list
https://stat.ethz.ch/mailman/listinfo/r-help
PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
and provide commented, minimal, self-contained, reproducible code.


--
Spencer Graves, PE, PhD
President and Chief Operating Officer
Structure Inspection and Monitoring, Inc.
751 Emerson Ct.
San José, CA 95126
ph:  408-655-4567

______________________________________________
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PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
and provide commented, minimal, self-contained, reproducible code.

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