Re: [Qemu-devel] Re: [PATCH v3 22/25] ay8910: YM2608 core forked from MAME 0.59

[Roy Tam]

breemlib takes this file from AppleWin, and AppleWin may take this
file from MAME.
for AppleWin, it uses GPLv2 since 2006/02/25.

2009/10/29 Natalia Portillo <address@hidden>:
> This is interesting as well, first line says:
>
> /* borrowed from AppleWin */
>
> I suppose it means that MAME took it from the apple // emulator called
> AppleWin. and. what's the AppleWin license?
> El 29/10/2009, a las 00:35, Roy Tam escribió:
>
> I did a google code search and I found this:
> http://www.google.com/codesearch/p?hl=zh-TW&sa=N&cd=2&ct=rc#yVjp3hog9Qw/trunk/breemlib/apu/ay8910/ay8910.cpp&q=ay8910
>
> //
> // From mame.txt (http://www.mame.net/readme.html)
> //
> // VI. Reuse of Source Code
> // --------------------------
> //    This chapter might not apply to specific portions of MAME (e.g. CPU
> //    emulators) which bear different copyright notices.
> //    The source code cannot be used in a commercial product without the
> written
> //    authorization of the authors. Use in non-commercial products is
> allowed, and
> //    indeed encouraged.  If you use portions of the MAME source code in
> your
> //    program, however, you must make the full source code freely available
> as
> //    well.
> //    Usage of the _information_ contained in the source code is free
> for any use.
> //    However, given the amount of time and energy it took to collect this
> //    information, if you find new information we would appreciate if
> you made it
> //    freely available as well.
> //
>
> Does it apply to this case?
>
> P.S.: Mail resent as I click wrong button, sorry.
>
> 2009/10/29 Paolo Bonzini <address@hidden>:
>
> On 10/28/2009 09:08 PM, Stuart Brady wrote:
>
> On Thu, Oct 29, 2009 at 01:50:11AM +0900, TAKEDA, toshiya wrote:
>
> +
>
> +/* This version of ay8910.c is a fork of the MAME 0.59 one, relicensed
>
> under the LGPL.
>
> Where have you taken this from?
>
> More exactly, how is this not violating copyright, since MAME's license is
>
> not compatible with anything else (more or less)?
>
> Paolo
>
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