Mailing-List:	contact cygwin-help AT cygwin DOT com; run by ezmlm
List-Subscribe:	<mailto:cygwin-subscribe AT cygwin DOT com>
List-Archive:	<http://sources.redhat.com/ml/cygwin/>
List-Post:	<mailto:cygwin AT cygwin DOT com>
List-Help:	<mailto:cygwin-help AT cygwin DOT com>, <http://sources.redhat.com/ml/#faqs>
Sender:	cygwin-owner AT cygwin DOT com
Mail-Followup-To:	cygwin AT cygwin DOT com
Delivered-To:	mailing list cygwin AT cygwin DOT com
Date:	Fri, 20 Jun 2003 17:32:40 +0100
From:	Elfyn McBratney <elfyn AT is DOT ubertales DOT co DOT uk>
X-X-Sender:	elfyn AT ellixia
Reply-To:	cygwin AT cygwin DOT com
To:	Cary Lewis <clewis AT mobilecom DOT com>
cc:	cygwin AT cygwin DOT com
Subject:	RE: cygwin license with windows apps?
In-Reply-To:	<3E2D8043936AD611AF7D00508B5E9F4B45E4BE@server3.mobilecom.com>
Message-ID:	<Pine.CYG.4.55.0306201725390.424@ellixia>
References:	<3E2D8043936AD611AF7D00508B5E9F4B45E4BE AT server3 DOT mobilecom DOT com>
MIME-Version:	1.0

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.

> 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

-- 
Elfyn McBratney
Systems Administrator
ABCtales.com / Ubertales.co.uk

Show us yer bulk: biteme AT is DOT ubertales DOT co DOT uk


--
Unsubscribe info:      http://cygwin.com/ml/#unsubscribe-simple
Problem reports:       http://cygwin.com/problems.html
Documentation:         http://cygwin.com/docs.html
FAQ:                   http://cygwin.com/faq/

- Raw text -