License

Richard Frye richard at codingstudios.com
Tue Apr 16 13:30:44 UTC 2019


That is what I thought but I wanted to double check. Thanks for the help.

-Richard

On Tue, Apr 16, 2019, 8:55 AM Tom Swartz <tom at tswartz.net> wrote:

> Not a lawyer, caveats abound, and all that, but;
>
> Excerpt from GPL's licence FAQ:
>
> *The program dynamically links plug-ins, and they make function calls to
> each other and share data structures, we believe they form a single
> program, which must be treated as an extension of both the main program and
> the plug-ins. This means that combination of the GPL-covered plug-in with
> the non-free main program would violate the GPL.*
>
> So, it sounds like either way you're likely to need to release under GPL
> or find a different library.
>
> http://www.gnu.org/licenses/gpl-faq.html#IfInterpreterIsGPL
>
>
> On Tue, Apr 16, 2019, 07:36 Richard Frye <richard at codingstudios.com>
> wrote:
>
>> 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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