From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-1.1 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,MAILING_LIST_MULTI autolearn=ham autolearn_force=no version=3.4.4 Received: (qmail 27061 invoked from network); 17 Oct 2021 22:16:27 -0000 Received: from minnie.tuhs.org (45.79.103.53) by inbox.vuxu.org with ESMTPUTF8; 17 Oct 2021 22:16:27 -0000 Received: by minnie.tuhs.org (Postfix, from userid 112) id 42A899BF9D; Mon, 18 Oct 2021 08:15:55 +1000 (AEST) Received: from minnie.tuhs.org (localhost [127.0.0.1]) by minnie.tuhs.org (Postfix) with ESMTP id 12CF39C1E0; Mon, 18 Oct 2021 08:15:36 +1000 (AEST) Authentication-Results: minnie.tuhs.org; dkim=pass (1024-bit key; unprotected) header.d=eschatologist.net header.i=@eschatologist.net header.b="CH8iQAJS"; dkim-atps=neutral Received: by minnie.tuhs.org (Postfix, from userid 112) id 5060E9BA48; Mon, 18 Oct 2021 08:15:34 +1000 (AEST) X-Greylist: delayed 1222 seconds by postgrey-1.36 at minnie.tuhs.org; Mon, 18 Oct 2021 08:15:33 AEST Received: from quail.birch.relay.mailchannels.net (quail.birch.relay.mailchannels.net [23.83.209.151]) by minnie.tuhs.org (Postfix) with ESMTPS id B6F6A9BA48 for ; Mon, 18 Oct 2021 08:15:33 +1000 (AEST) X-Sender-Id: dreamhost|x-authsender|cmhanson@eschatologist.net Received: from relay.mailchannels.net (localhost [127.0.0.1]) by relay.mailchannels.net (Postfix) with ESMTP id CEAC07C0587; Sun, 17 Oct 2021 22:15:32 +0000 (UTC) Received: from pdx1-sub0-mail-a235 (unknown [127.0.0.6]) (Authenticated sender: dreamhost) by relay.mailchannels.net (Postfix) with ESMTPA id 9FBC47C03FA; Sun, 17 Oct 2021 22:15:31 +0000 (UTC) X-Sender-Id: dreamhost|x-authsender|cmhanson@eschatologist.net Received: from pdx1-sub0-mail-a235 (pop.dreamhost.com [64.90.62.162]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384) by 100.112.147.114 (trex/6.4.3); Sun, 17 Oct 2021 22:15:32 +0000 X-MC-Relay: Neutral X-MailChannels-SenderId: dreamhost|x-authsender|cmhanson@eschatologist.net X-MailChannels-Auth-Id: dreamhost X-Average-Snatch: 19b2b81f70e850e6_1634508932695_556728540 X-MC-Loop-Signature: 1634508932695:142913559 X-MC-Ingress-Time: 1634508932694 Received: from smtpclient.apple (c-76-126-113-109.hsd1.ca.comcast.net [76.126.113.109]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: cmhanson@eschatologist.net) by pdx1-sub0-mail-a235 (Postfix) with ESMTPSA id 4HXZ830wdCz18t; Sun, 17 Oct 2021 15:15:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed/relaxed; d=eschatologist.net; s=eschatologist.net; t=1634508931; bh=D4EikWbNYzYGMLP9phEhHoekftU=; h=Content-Type:Subject:From:Date:Cc:Content-Transfer-Encoding:To; b=CH8iQAJSiHhAC+9aOvvHHom2YnQv/tL+e0hZDbNLVhEnFVoriTNXJrByBhc+fxS1E JJ897gUiuVEPL3NAHcXf7v0YCnm4gQmfl+LJ0ciHCJMVza68Kfp6F756ReTNdRWNcj ow1W3iciqO5v8aD5gpUKIlSK51fAg6tAeYqkJiJQ= Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (Mac OS X Mail 15.0 \(3693.20.0.1.32\)) From: Chris Hanson In-Reply-To: <202109301039.18UAdT0F026748@freefriends.org> Date: Sun, 17 Oct 2021 15:15:28 -0700 Content-Transfer-Encoding: quoted-printable Message-Id: <7F332D05-2781-4856-B6B9-D05AE3FA9169@eschatologist.net> References: <202109301039.18UAdT0F026748@freefriends.org> To: arnold@skeeve.com X-Mailer: Apple Mail (2.3693.20.0.1.32) Subject: Re: [TUHS] Early shared library implementations X-BeenThere: tuhs@minnie.tuhs.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: The Unix Heritage Society mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: tuhs@minnie.tuhs.org, pnr@planet.nl Errors-To: tuhs-bounces@minnie.tuhs.org Sender: "TUHS" On Sep 30, 2021, at 3:39 AM, arnold@skeeve.com wrote: >=20 > In more or less the same time frame, the AT&T UnixPC / 3B1, which was > OEM'ed from Convergent, had shared libraries. This was ~ 1986. >=20 > I don't know the details of how it worked and how one built the shared > libraries; I am sure that it was an independent implementation from = Sun's. >=20 > This was done on top of a System V Release 2 kernel. Later versions > of the OS had some bits of the SVR3 user land, but the kernel remained > SVR2 based. Apple A/UX was also SVR2-based and had shared libraries. I wonder if it = was a similar implementation. (The porting work for A/UX was initially = done by UniSoft, from what I recall.) =E2=80=94 Chris =20=