Jeff Sturm ([EMAIL PROTECTED]) wrote:
> > > > unzip is free. http://www.freesoftware.com/pub/infozip/
> > >
> > > Hmm. It's in nonfree in debian, which I generally trust as a good
> > > indicator. I wonder why that is...?
> >
> > Looks free to me. http://www.freesoftware.com/pub/infozip/doc/LICENSE
>
> Again I don't remember the details, but this looks suspect:
>
> 3. "Altered versions ... must be plainly marked as such"
>
> it would appear to violate the "Derived Works" clause in the Debian Free
> Software Guidelines (http://www.debian.org/social_contract#guidelines):
>
> 3.Derived Works
>
> The license must allow modifications and derived works, and must allow
> them to be distributed under the same terms as the license of the
> original software.
>
> GNU does incorporate some non-GPL software. I don't know if Info-ZIP
> would be acceptable, however.
The GNU web site lists the zlib license as free software. If it's good
enough for RMS, it ought to be good enough for Debian.
The clause in the zlib license you are referring to simply protects
Info-Zip's trademarks and prevents people from lying to claim they wrote
the software.
--
Aaron M. Renn ([EMAIL PROTECTED]) http://www.urbanophile.com/arenn/
