[Adium-devl] Bonjour networking (It's that time again, folks!)

[Colin Barrett]

On Feb 17, 2007, at 12:44 AM, Andreas Monitzer wrote:

> On Feb 17, 2007, at 09:21, Geoff Foster wrote:
>
>> Probably not possible to put Apple's Bonjour implementation into
>> libgaim because of licensing. Bonjour implementation is Apache 2
>> licensed, libgaim GPLv2, incompatible. If I'm wrong on this then that
>> is great news, but if I'm right then it sucks, or a workaround would
>> need to be found.
>
>  From Apple's web page:
>> The mDNSResponder daemon source code is licensed under the terms of
>> the Apache License, Version 2.0. To accommodate compatibility with
>> the widest possible range of client source code licenses, the DNS-
>> SD shared library source code is licensed under the "Three-Clause
>> BSD License".
>
> Since libgaim wouldn't link to the daemon, but to the shared library,
> the "Three-Clause BSD License" comes into effect. Since I didn't know
> what they meant by that (original BSD, which is GPL-incompatible or
> modified BSD, which is compatible), I looked at the source
> distribution. It says:
>
>> To accommodate license compatibility with the widest possible range
>> of client code licenses, the shared library code, which is linked
>> at runtime into the same address space as the client using it, is
>> licensed under the terms of the "Three-Clause BSD License".
>>
>> The Linux Name Service Switch code, contributed by National ICT
>> Australia Ltd (NICTA) is licensed under the terms of the NICTA Public
>> Software Licence (which is substantially similar to the "Three-Clause
>> BSD License", with some additional language pertaining to
>> Australian law).
>
> This is the NICTA Public Software License:
>
> ------------------------------------------------------------------
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>
> Copyright © 2004 National ICT Australia Ltd
>
> All rights reserved.
>
> By this licence, National ICT Australia Ltd (NICTA) grants permission,
> free of charge, to any person who obtains a copy of this software
> and any associated documentation files ("the Software") to use and
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> restriction, with or without modification, and to permit persons
> to whom the Software is furnished to do so, provided that the
> following conditions are met:
>
> - Redistributions of source code must retain the above copyright
>    notice, this list of conditions and the following disclaimers.
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>    notice, this list of conditions and the following disclaimers in
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>    distribution.
> - The name of NICTA may not be used to endorse or promote products
>    derived from this Software without specific prior written  
> permission.
>
> EXCEPT AS EXPRESSLY STATED IN THIS LICENCE AND TO THE FULL EXTENT
> PERMITTED BY APPLICABLE LAW, THE SOFTWARE IS PROVIDED "AS-IS" AND
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>
> The page http://www.gnu.org/philosophy/bsd.html explains the
> difference. Since that license doesn't contain the advertising
> clause, the library is under the modified BSD license, and thus,
> compatible with GPL and libgaim.
> (of course IANAL, but I think that additional clause shouldn't cause
> any problems)

IANAL, but the extra text here seems to me to just be further  
expressing that there is no warranty, and doesn't appear to be  
"limiting any of the four basic freedoms. Freedom 0..."

I think I just threw up a little in my mouth.

-Colin