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Re: License question about Cygwin
- From: Elfyn McBratney <elfyn at emcb dot co dot uk>
- To: Cary Lewis <clewis at mobilecom dot com>
- Cc: cygwin at cygwin dot com
- Date: Wed, 16 Jul 2003 16:39:13 +0100
- Subject: Re: License question about Cygwin
- References: <3E2D8043936AD611AF7D00508B5E9F4B48B482@server3.mobilecom.com>
- Reply-to: cygwin at cygwin dot com
On Wed, 16 Jul 2003, Cary Lewis wrote:
> As the Cygwin.dll is licensed under GPL, any "Program" that links to it must
> be released under GPL as well.
Under section 10 of the GPL, if the "program" is OSD compatible then the
"program" is not auto-GPL'd.
> My question is, what if the "Program" also links to proprietary .dlls that
> are authored by someone else. That source can not be published (I don't even
> have access to it). Furthermore these .dlls are not freely available.
Are these DLL's Cygwin DLL's ? i.e. not native Windows DLL's.
> Does that mean that even if I publish all of my source code, I would still
> be violating the GPL because I couldn't publish the source code to the
> proprietary libraries.
Elfyn McBratney, EMCB | http://www.nongnu.org/wwwauth/
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