On Feb 12, 2010, at 5:03 PM, Michael Buesch wrote:
> On Friday 12 February 2010 21:07:57 Ries van Twisk wrote:
>>> I was wondering about the GPL license. Let's say a company modifies
>>> EMC2 to
>>> better suit its needs. According to the GPL, the modified version
>>> has to be
>>> GPLed. Is this causing some manufacturers to abandon EMC2 for trade
>>> secret
>>> purposes or other?
>
>> For one thing it's good to be in GPL because it opens the source and
>> a customer can see what's going on under the hood if he want's to.
>> As you know, GPL allows a customer to request the source (by law)
>> modify it for his needs and seel/give it away.
>
> Well, except that it's not that way.
> You first need to define "a customer". If you define "a customer" as
> "the guy receiving the parts manufactured on a CNC running EMC",
> then no.
> He doesn't have any right to receive the code from you.
>
> The _only_ case when you have to distribute the sources of your
> modified
> EMC is when you distribute the binaries of your modified EMC to the
> public.
>
> You do _not_ have to release the sources, if you modify and use a GPL
> project inside of your company. The sources do only have to be
> distributed
> to people receiving the binary. If nobody outside of the company can
> get
> your modified EMC, you don't have to provide the sources as well.
>
> --
> Greetings, Michael.
Michael,
with customer I did mean the one who is buying a machine running EMC or
a modified version of.
I agree on : 'You do _not_ have to release the sources, if you modify
and
use a GPL project inside of your company............'
regards, Ries van Twisk
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