From owner-freebsd-current@freebsd.org Wed Oct 21 07:56:16 2020 Return-Path: Delivered-To: freebsd-current@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id AB3F0446003 for ; Wed, 21 Oct 2020 07:56:16 +0000 (UTC) (envelope-from m.e.sanliturk@gmail.com) Received: from mail-ot1-x32f.google.com (mail-ot1-x32f.google.com [IPv6:2607:f8b0:4864:20::32f]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1O1" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4CGN9C52nYz41hS for ; Wed, 21 Oct 2020 07:56:15 +0000 (UTC) (envelope-from m.e.sanliturk@gmail.com) Received: by mail-ot1-x32f.google.com with SMTP id f10so1057782otb.6 for ; Wed, 21 Oct 2020 00:56:15 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=vjig0pdplq+6vA9bCd/tj3qKF06+HmbcyyjYV2IU+5E=; b=fUxKS7dyDD/QKtW5yzBMhn2mCAVsYN3cg1MtHdTx+E6vujsH6ktW1oXu2f/JWVGDaD 26E6Ldyxg+GmA1ouSVoFYZnJ8iqPGCNxFEaSqhbRxyUYG8fDwIE8XgsQtvXfRpa7ap31 KI+ykfSppvoLkwYDGxnAIKuKbUtnQAQERbIOCMDohceyN65rFgW+n5AY0d7PwBGygSme HnMa5LmqZX04OCFfn1rPqP/TbW4LUOdG+pClzIedN5M/uW40DK/ys/xI/enu55COzXqL oPGW8vxYpmsTntpBWiUMXYBPZS6u2gw9CjsfLOBd+tOpU7gSqMV0FejnH8n7VHz/sB9F ZGOA== X-Gm-Message-State: AOAM532UfV4vKn29mv4GcH8oI5Ha7A6Zs7g1g3OjRWaoRqu23k2xIzT9 NfiCdtEFdOqlTl3Hq6YtAheJpnGAVVlaMV9Pg98= X-Google-Smtp-Source: ABdhPJzlFeitgnyDDrHLnFXJobBJJs/mmfaqtIHj9uf/siSsahKTOw0lzh7LV5ajrHeD4JIw/wMQsLeE1L8K8/hjvXs= X-Received: by 2002:a9d:7f09:: with SMTP id j9mr1623112otq.184.1603266972748; Wed, 21 Oct 2020 00:56:12 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Mehmet Erol Sanliturk Date: Wed, 21 Oct 2020 10:55:35 +0300 Message-ID: Subject: Re: copyright notice question To: Rick Macklem Cc: Warner Losh , "freebsd-current@FreeBSD.org" X-Rspamd-Queue-Id: 4CGN9C52nYz41hS X-Spamd-Bar: --- X-Spamd-Result: default: False [-3.61 / 15.00]; TO_DN_EQ_ADDR_SOME(0.00)[]; TO_DN_SOME(0.00)[]; R_SPF_ALLOW(-0.20)[+ip6:2607:f8b0:4000::/36:c]; FREEMAIL_FROM(0.00)[gmail.com]; DKIM_TRACE(0.00)[gmail.com:+]; DMARC_POLICY_ALLOW(-0.50)[gmail.com,none]; NEURAL_HAM_SHORT(-0.60)[-0.601]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+,1:+,2:~]; FREEMAIL_ENVFROM(0.00)[gmail.com]; ASN(0.00)[asn:15169, ipnet:2607:f8b0::/32, country:US]; TAGGED_FROM(0.00)[]; DWL_DNSWL_NONE(0.00)[gmail.com:dkim]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.002]; R_DKIM_ALLOW(-0.20)[gmail.com:s=20161025]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_THREE(0.00)[3]; NEURAL_HAM_LONG(-1.01)[-1.006]; MIME_GOOD(-0.10)[multipart/alternative,text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-current@freebsd.org]; TO_MATCH_ENVRCPT_SOME(0.00)[]; RCVD_IN_DNSWL_NONE(0.00)[2607:f8b0:4864:20::32f:from]; RCVD_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[]; MAILMAN_DEST(0.00)[freebsd-current] Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.33 X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 21 Oct 2020 07:56:16 -0000 On Wed, Oct 21, 2020 at 4:04 AM Rick Macklem wrote: > Warner Losh wrote: > >On Mon, Oct 19, 2020, 7:25 PM Rick Macklem rmacklem@uoguelph.ca>> wrote: > >>I'll admit I've hesitated to ask this for a long time, but I guess I > have to;-) > >>I've created two daemons for NFS-over-TLS, using the code in > >>/usr/src/usr.sbin/gssd/gssd.c as a starting point. > >>--> As such, I left the copyright notice from this file on the two files. > >> (As you can see, it is a 2 clause FreeBSD one, so the terms aren't > >> an issue.) > >> > >>What I am wondering is if I should be adding my name to it as an > >>additional author or something like that? > >>(I don't care, but it does seem a little weird that the copyright is held > >> by Isilon Inc, since I have no connection to them.) > >> > >Likely. If you changed a substantial amount, then yes. The rule of thumb > is >50% > > is no brainer yes. Smaller percentages require more nuanced judgement as > to whether the changes are substantial enough to create a new work. Chances > are > > quite good you fall into one of those categories. Also, if you have > replaced more > >than ~90% chances are good no original work remains. Again, a judgement > call. > >There are more technical legal guidelines, but that would require a > lawyer. > > > >My hunch is that unless this is something far more trivial than I then > I'd add the > > notice, but retaining the old. > Well, I'd guess it's somewhere in the 50->90% category. > Would just adding a comment below the current copyright notice like: > /* > * Extensively modified from /usr/src/usr.sbin/gssd.c for RPC-over-TLS > * by Rick Macklem. > */ > be sufficient for the project, or should I put a second copyright notice > on it with my name on it? (This will seem odd, since it will have the same > terms as the extant one, but if that is what is appropriate for the > project..) > > It is my understanding (I'm obviously not a lawyer, clearly indicated by > the > size of my bank account;-) that a copyright notice can only be changed by > the holder (or with their express permission), but an additional copyright > notice can be attached to the work to cover the re-write. > Is this correct? (All amateur lawyers, feel free to respond;-) > > Thanks for your comments, rick > > Warnet > > > Here's what it currently says: > /*- > * SPDX-License-Identifier: BSD-2-Clause-FreeBSD > * > * Copyright (c) 2008 Isilon Inc http://www.isilon.com/ > * Authors: Doug Rabson > > * Developed with Red Inc: Alfred Perlstein alfred@freebsd.org>> > * > * Redistribution and use in source and binary forms, with or without > * modification, are permitted provided that the following conditions > * are met: > * 1. Redistributions of source code must retain the above copyright > * notice, this list of conditions and the following disclaimer. > * 2. Redistributions in binary form must reproduce the above copyright > * notice, this list of conditions and the following disclaimer in the > * documentation and/or other materials provided with the distribution. > * > * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND > * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE > * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR > PURPOSE > * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE > * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR > CONSEQUENTIAL > * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS > * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) > * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, > STRICT > * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY > WAY > * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF > * SUCH DAMAGE. > */ > > Thanks for any comments, rick > _______________________________________________ > > My opinion is as follows : At the top of the related sources I would include a message ( approximately ) as follows : " After svn ( or git ) modification number(s) ... ( including ) I have made substantial ( or significant ) modifications ( or improvements ) . The copyright of these modifications with the present license listed below are belong to Rick Macklem , starting from date ..... ( Rick Macklem ... an approximately fixed address ... ) " Each contributor may append such notifications listed on the topmost part . When a person reads such sources , she/he very easily understands its modification and copyright status without any doubt . Mehmet Erol Sanliturk