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Date:      Mon, 21 Apr 2008 14:42:24 -0500
From:      Brooks Davis <brooks@FreeBSD.org>
To:        Andrew Pantyukhin <infofarmer@FreeBSD.org>
Cc:        ports@FreeBSD.org, Mikhail Teterin <mi+mill@aldan.algebra.com>, Brooks Davis <brooks@FreeBSD.org>
Subject:   Re: lzma (Re: HEADS UP: upgrading ImageMagick to 6.4.0-6)
Message-ID:  <20080421194224.GA21205@lor.one-eyed-alien.net>
In-Reply-To: <20080421190501.GG88801@amilo.cenkes.org>
References:  <200804151709.03452.mi%2Bmill@aldan.algebra.com> <200804152151.07444.mi%2Bmill@aldan.algebra.com> <20080416022153.GA56554@lor.one-eyed-alien.net> <200804152235.35820.mi%2Bmill@aldan.algebra.com> <20080416030753.GA56826@lor.one-eyed-alien.net> <20080421190501.GG88801@amilo.cenkes.org>

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On Mon, Apr 21, 2008 at 11:05:42PM +0400, Andrew Pantyukhin wrote:
> On Tue, Apr 15, 2008 at 10:07:54PM -0500, Brooks Davis wrote:
> > On Tue, Apr 15, 2008 at 10:35:30PM -0400, Mikhail Teterin wrote:
> > > ???????? 15 ??????? 2008 10:21 ??, Brooks Davis ?? ????????:
> > > > Sadly, the author's licensing terms will limit the adoption of lzma.
> > > > The BSD license is well established as the most restrictive accepta=
ble
> > > > license for successful, widely adopted compression schemes.
> >=20
> > I wouldn't necessicairly be opposed to seeing support for tar.lzma files
> > in bsd.port.mk, but I don't think lzma has a signficant future if the
> > licensing policy remains as is (i.e. complex and not clearly defined in
> > the source files).
>=20
> =3D=3D qouth lzma.txt =3D=3D
> SPECIAL EXCEPTION #3: Igor Pavlov, as the author of this code,
> expressly permits
> =20
>  you to use code of the following files:=20
>  BranchTypes.h, LzmaTypes.h, LzmaTest.c, LzmaStateTest.c,
>  LzmaAlone.cpp,=20
>  LzmaAlone.cs, LzmaAlone.java
>  as public domain code.=20
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
>=20
> Without a more careful look, it sounds like enough to integrate
> lzma in libarchive.

That's well hidden (DOC/lzam.txt in the tarball).  Someone should
produce some sort of lzma-lite distribution that only does the basics.
Then this could be a practical option.

-- Brooks

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