From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mp1 ([2001:41d0:2:bcc0::]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) by ms0.migadu.com with LMTPS id qCGkHtTWhWBjnwAAgWs5BA (envelope-from ) for ; Sun, 25 Apr 2021 22:53:40 +0200 Received: from aspmx1.migadu.com ([2001:41d0:2:bcc0::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by mp1 with LMTPS id mIQoGtTWhWDnSwAAbx9fmQ (envelope-from ) for ; Sun, 25 Apr 2021 20:53:40 +0000 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by aspmx1.migadu.com (Postfix) with ESMTPS id 793461B264 for ; Sun, 25 Apr 2021 22:53:37 +0200 (CEST) Received: from localhost ([::1]:48952 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lall2-00056k-MI for larch@yhetil.org; Sun, 25 Apr 2021 16:53:36 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:47198) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lalkg-00056Q-Mx for guix-devel@gnu.org; Sun, 25 Apr 2021 16:53:14 -0400 Received: from minsky.hcoop.net ([104.248.1.95]:34132) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lalke-0007CC-L9 for guix-devel@gnu.org; Sun, 25 Apr 2021 16:53:14 -0400 Received: from marsh.hcoop.net ([45.55.52.66]) by minsky.hcoop.net with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1lalkd-0005bW-BO; Sun, 25 Apr 2021 16:53:11 -0400 Date: Sun, 25 Apr 2021 16:53:11 -0400 (EDT) From: Jack Hill X-X-Sender: jackhill@marsh.hcoop.net To: Vagrant Cascadian Subject: Re: Jam: which licence is this? 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The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. --925712948-1751343726-1619383991=:8414 Content-Type: text/plain; format=flowed; charset=UTF-8 Content-Transfer-Encoding: 8BIT On Sun, 25 Apr 2021, Vagrant Cascadian wrote: > On 2021-04-25, Jack Hill wrote: >> I'm working on packaging the Argyll Color Management System for Guix. To >> build, it uses the Jam tool, which has the following license: >> >> ``` >> This is Release 2.5 of Jam, a make-like program. >> >> License is hereby granted to use this software and distribute it >> freely, as long as this copyright notice is retained and modifications >> are clearly marked. >> >> ALL WARRANTIES ARE HEREBY DISCLAIMED. >> ``` > > Permission to use, check. > Permission to study, probably(?) > Permission to share, check. > Permission to modify, .... ? > > Is it even free software? There is no mention of modification which > doesn't appear to be free by my layman's reading... I do see a mention of modification "…modifications are clearly marked." Compare with the gnuplot license, for which modifications can only be distributed as separate patch files /*[ * Copyright 1986 - 1993, 1998, 2004 Thomas Williams, Colin Kelley * * Permission to use, copy, and distribute this software and its * documentation for any purpose with or without fee is hereby granted, * provided that the above copyright notice appear in all copies and * that both that copyright notice and this permission notice appear * in supporting documentation. * * Permission to modify the software is granted, but not the right to * distribute the complete modified source code. Modifications are to * be distributed as patches to the released version. Permission to * distribute binaries produced by compiling modified sources is granted, * provided you * 1. distribute the corresponding source modifications from the * released version in the form of a patch file along with the binaries, * 2. add special version identification to distinguish your version * in addition to the base release version number, * 3. provide your name and address as the primary contact for the * support of your modified version, and * 4. retain our contact information in regard to use of the base * software. * Permission to distribute the released version of the source code along * with corresponding source modifications in the form of a patch file is * granted with same provisions 2 through 4 for binary distributions. * * This software is provided "as is" without express or implied warranty * to the extent permitted by applicable law. ]*/ ajam clearly marks its modifications by including this in its readme: """ This if "Argyll-Jam", a simple derivative of the "FT-Jam" build tool, based and 100% compatible with Jam 2.5. See http://www.freetype.org/jam/ for more details about FT-Jam. This is the "FT-Jam" 2.5.2 release, with minor ArgyllCMS tweaks, and the ArgyllCMS V1.3.3 Jambase as the default rule set. Note that you'll find the original Jam README in the file README.ORG """ Thoughts? Jack --925712948-1751343726-1619383991=:8414--