[Numpy-discussion] Licensing question
Dag Sverre Seljebotn
Fri Aug 3 13:57:15 CDT 2012
On 08/02/2012 10:44 PM, Damon McDougall wrote:
> I have a question about the licence for NumPy's codebase. I am currently
> writing a library and I'd like to release under some BSD-type licence.
> Unfortunately, my choice to link against MIT's FFTW library (released
> under the GPL) means that, in its current state, this is not possible.
> I'm an avid NumPy user and thought to myself that, since NumPy's licence
> is BSD, I'd be able to use some of the source code (with due credit, of
> course) instead of FFTW. Is this possible? I mean, can I redistribute
> *PART* of NumPy's codebase? Namely, the fftpack.c file? I was under the
> impression that I could only redistribute BSD source code as a whole and
> then I read the licence more carefully and it states that I can modify
> the source to suit my needs. I consider 'redistributing a single file
> and ignoring the other files' as a 'modification' under the BSD
> definition, but maybe I'm thinking too wishfully here.
> Any information on this matter would be greatly appreciated since I am a
> total code licence noob.
> Thank you.
> P.S. Yes, I know I could just release under the GPL, but I don't want to
> turn people off of packaging my work into a useful product licensed
> under BSD, or even make money from it.
Not related to licensing, but here's another port of FFTPACK to C by
Martin Reinecke, licensed under BSD. The README has the links to the
original Fortran sources that this is based on.
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