Re: GPL issues

jdow
2006-04-12T05:46:11Z

> On Tue, 2006-04-11 at 23:18 -0400, Mark Lord wrote:
>> Joshua Hudson wrote:
>> > On 4/11/06, David Weinehall <tao@acc.umu.se> wrote:
>> >> OK, simplified rules; if you follow them you should generally be OK:
>> ..
>> >> 3. Userspace code that uses interfaces that was not exposed to userspace
>> >> before you change the kernel --> GPL (but don't do it; there's almost
>> >> always a reason why an interface is not exported to userspace)
>> >>
>> >> 4. Userspace code that only uses existing interfaces --> choose
>> >> license yourself (but of course, GPL would be nice...)
>>
>> Err.. there is ZERO difference between situations 3 and 4.
>> Userspace code can be any license one wants, regardless of where
>> or when or how the syscalls are added to the kernel.
>
> that is not so clear if the syscalls were added exclusively for this
> application by the authors of the application....

Consider a book. The book is GPLed. I do not have to GPL my brain when
I read the book.

I add some margin notes to the GPLed book. I still do not have to GPL
my brain when I read the book.

{^_^} Joanne Dow