License

Richard Frye richard at codingstudios.com
Tue Apr 16 11:36:11 UTC 2019


I want to write a program that is for sale without releasing all of the
source code. Some of it is fine but parts are proprietary. Does it matter
if I dynamically link the rtlsdr library?

-Richard

On Mon, Apr 15, 2019, 8:45 PM Greg Troxel <gdt at lexort.com> wrote:

> Richard Frye <richard at codingstudios.com> writes:
>
> > If I write software that uses the rtlsdr library that is already
> installed
> > on the computer, does my software also have to be opensource?
>
> IANAL, TINLA.
>
> rtl-sdr and osmo-sdr both appear to be GNU GPLv2.
>
> The standard interpretation is that if you create a derived work by
> writing a program that uses those libraries, then distributing that
> derived work requires permission from the copyright holders of the used
> libraries.  And, that permission is only available if you license your
> work under the same license, GPLv2.  That is the point of the license.
>
> If you want to write software and not distribute it at all, that's
> another matter, and the standard interpetation is that this is ok.
>
> What are you trying to write, and what are you thinking about for
> licensing, other than GPLv2?
>
>
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