[tor-dev] license question
teddks at gmail.com
Thu Jun 16 15:39:02 UTC 2011
On Thu, 2011-06-16 at 16:51 +0200, Frederic Bor wrote:
> Im currently implementing transparent proxying for tor with Layered Service
> Provider feature on windows. Microsoft provides a sample to demonstrate how
> to implement an empty LSP (this is a lot of work, even to do nothing). This
> sample is distributed under the license attached in this email. I have been
> advised on #tor-dev to ask here about its compatibility with 3-clause BSD.
> It seems compatible to me but the following restriction may be a problem in
> an open source context:
> "You may not [...] modify or distribute the source code of any Distributable
> Code so that any part of it becomes subject to an Excluded License. An
> Excluded License is one that requires, as a condition of use, modification
> or distribution, that:
> - the code be disclosed or distributed in source code form, or
> - others have the right to modify it."
> The wording "requires, as a condition of use, modification or distribution"
> seems to allow to use the sample in tor, since there is no such requirement
> in 3-clause BSD.
> Does this seem right to you?
You might want to ask licensing at fsf.org -- that looks like a clause
designed to exclude copyleft licenses, so they'd probably know about it
and what effects it would have on non-copyleft licenses.
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