[Rd] Including R code from another package...

[Uwe Ligges]

On 03.10.2013 21:39, Greg Snow wrote:
> If the package is on CRAN then the license should be a free one that would
> let you copy whatever you want from it.

That is not true for all CRAN packages.


> However it would be most polite to
> contact the original author first.  I know that I have given permission for
> a couple of my functions to be included in other packages where it would
> clearly be overkill for the other package to depend on my package for just
> the one function.  Since the authors of those packages asked me first I
> make sure to send them any updates that I make to those functions so that
> they can keep the copy in their package current with mine if they want to.
>
> If you do not receive a reply from the author of the original function then
> check the license, you can probably still include the function and
> documentation in your package, just be sure to give proper credit and make
> sure that your license is compatible.

Indeed.

Uwe Ligges


>
> On Thu, Oct 3, 2013 at 1:27 PM, Jonathan Greenberg <jgrn at illinois.edu>wrote:
>
>> R-developers:
>>
>> I had a quick question for the group -- let's say a package I am
>> developing depends on a single, small function from a large
>> CRAN-listed package.  I can, of course, set a dependency within my own
>> package, but are there means by which I can include the R script + man
>> file DIRECTLY in my package (of course attributing the code to the
>> original programmer).  Does it require me asking the package manager
>> directly?  If not, what is the proper way to cite that a given script
>> was coded by someone else?  Cheers!
>>
>> --j
>>
>> --
>> Jonathan A. Greenberg, PhD
>> Assistant Professor
>> Global Environmental Analysis and Remote Sensing (GEARS) Laboratory
>> Department of Geography and Geographic Information Science
>> University of Illinois at Urbana-Champaign
>> 259 Computing Applications Building, MC-150
>> 605 East Springfield Avenue
>> Champaign, IL  61820-6371
>> Phone: 217-300-1924
>> http://www.geog.illinois.edu/~jgrn/
>> AIM: jgrn307, MSN: jgrn307 at hotmail.com, Gchat: jgrn307, Skype: jgrn3007
>>
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>
>
>