Mail Archives: cygwin/2003/06/20/12:39:08
On Fri, 20 Jun 2003, Elfyn McBratney wrote:
> On Fri, 20 Jun 2003, Cary Lewis wrote:
>
> > Some more questions:
> >
> > Why is it that linking to the cygwin.dll makes a program covered by GPL?
>
> Because the GPL is what's known as a "viral" license, infecting anything that
> makes use if it.
^^^^^^^^^^^^^^^
makes use of the licensed software.
I really shouldn't do a single thing when I;m ill. :-)
Elfyn
>
> > On Linux systems, does linking to the open source 'C' libraries, etc. cause
> > a program to be covered by the GPL?
>
> No, because (in the case of glibc) the GNU C Library is LGPL not GPL.
>
> *long explanation deleted*
>
> > If that were true, then wouldn't every program be GPL? Then you couldn't
> > have any Programs that didn't require publishing of source code? But there
> > are many, many commercial programs for Linux that don't publish their code.
> >
> > For what it's worth, I would like to very much like to continue using
> > Cygwin, I think that there is a lot of power in it. I simply want to do the
> > right thing in terms of the licensing and additionally respect the
> > constraints that I have in terms of other stake holders and whether I can
> > publish my source.
> >
> > I have trouble believing that there are systems out there that use cygwin in
> > a commercial fashion that have not purchased the breakout license.
--
Elfyn McBratney
Systems Administrator
ABCtales.com / Ubertales.co.uk
Show us yer bulk: biteme AT is DOT ubertales DOT co DOT uk
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