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,HTML_FONT_LOW_CONTRAST,HTML_IMAGE_ONLY_32,HTML_MESSAGE, MAILING_LIST_MULTI autolearn=ham autolearn_force=no version=3.4.4 Received: (qmail 12204 invoked from network); 2 May 2022 15:46:09 -0000 Received: from minnie.tuhs.org (45.79.103.53) by inbox.vuxu.org with ESMTPUTF8; 2 May 2022 15:46:09 -0000 Received: by minnie.tuhs.org (Postfix, from userid 112) id DC1C99D460; Tue, 3 May 2022 01:46:06 +1000 (AEST) Received: from minnie.tuhs.org (localhost [127.0.0.1]) by minnie.tuhs.org (Postfix) with ESMTP id 072089D431; Tue, 3 May 2022 01:43:32 +1000 (AEST) Authentication-Results: minnie.tuhs.org; dkim=pass (1024-bit key; unprotected) header.d=ccc.com header.i=@ccc.com header.b="ld60iHSa"; dkim-atps=neutral Received: by minnie.tuhs.org (Postfix, from userid 112) id 785149D431; Tue, 3 May 2022 01:43:30 +1000 (AEST) Received: from mail-qk1-f181.google.com (mail-qk1-f181.google.com [209.85.222.181]) by minnie.tuhs.org (Postfix) with ESMTPS id EBC049CE23 for ; Tue, 3 May 2022 01:43:29 +1000 (AEST) Received: by mail-qk1-f181.google.com with SMTP id z126so11650877qkb.2 for ; Mon, 02 May 2022 08:43:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ccc.com; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=QO2tspY+/Z7nBSVyKKRQZ00QWq9och8sPiyKTtHiBNw=; b=ld60iHSaBj6o7e7S+385rVuygAPcFU74yFCkTjDPdXsotNqZUwzkh48gW6kTx7CGow JZvpYLFX1gvPQRLKgksSbHM9hOigEG5RF+0CxI1q6nTo4KqWhwaRSduw9DewMbxR91mF hvqZjXHMjRN2AETLeZZ2dhz8yMfy5qCVxpJo4= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=QO2tspY+/Z7nBSVyKKRQZ00QWq9och8sPiyKTtHiBNw=; b=yPD96no98ckMTVN+VXvpATSTcICpDNRVNlhIo30fhdYxIVuCx0/5bJsY/S2YOs/Yoe kaPd/SA5tHL+uTozcGGGQk6rG2AnNlrzOyowgLPIEGA35niWHVQ3n+hviR2UZyFfP98U 2T9Sdm0SsSWYv7oMEHejQDwZ9l8VcPPS3km74nmJ9RJWhMQ0jiZhY0EhsoifsC42Jjox N4gZCF1NHkUlIoOEn/uMicKJklBg7GFrKWEY7ypg61m7BTXGHh6Wqw1qI5sTOh6ked2N ax6ueOo+sYxhqmIQXkBu08dmqxU5X/8Ox30oYfLTwtL9Kv+z/8Yzang77K7KKD4IU7zT fClQ== X-Gm-Message-State: AOAM530f9gZdLFXqPG1kk70cBen3BawjwQFrzDwbOKMXqdweCtewgWB9 sJGvsWT6gNDYIhTzPXBFidh0k4EWpnSpJicPW8TVXg== X-Google-Smtp-Source: ABdhPJzwto6GsrLtjmvKWPKm9KpIupusp/RZhcmmF99/asJ/sKJV/Zrv5eRWdtYq4e5QlQh/Z47eZ2IjNhURL1qUw0A= X-Received: by 2002:a37:b442:0:b0:69a:fc75:ca52 with SMTP id d63-20020a37b442000000b0069afc75ca52mr9149982qkf.730.1651506208948; Mon, 02 May 2022 08:43:28 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Clem Cole Date: Mon, 2 May 2022 11:43:02 -0400 Message-ID: To: Andrew Warkentin Content-Type: multipart/alternative; boundary="000000000000eddc5a05de0940aa" Subject: Re: [TUHS] First Unix-like OSes not derived from AT&T code? 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 Errors-To: tuhs-bounces@minnie.tuhs.org Sender: "TUHS" --000000000000eddc5a05de0940aa Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Sun, May 1, 2022 at 5:34 AM Andrew Warkentin wrote: > What was the first "clone" functional Unix (i.e. an OS not derived > from genetic Unix code but highly compatible with genetic Unix)? Idris > is the earliest such OS of which I am aware (at least AFAIK it's not a > genetic Unix), but was it actually the first? I know of none before this that tried to truly 'clone' all the (v6) kernel functionality and many tools. > Similarly, which was the > first "outer Unix-like" system (i.e. one with strong Unix influence > but significantly incompatible with functional Unix)? Off the top of > my head the earliest such system I can think of is Thoth (which > predates Idris by almost 2 years), but again I'm not sure if it was > actually the first. > Thoth Thucks.... [Kelly Booth gave me one of these tee's years go]. Mike Malcolm did not try to clone UNIX - for one thing, it was in B [which Steve Johnson has spread the gospel of same on his sabbatical). It was not until the Thoth rewrite that became QNX that they tried to ensure all of the Unix behaviors and APIs. Mike was certainly had an influence by UNIX and IIRC his thesis and the Thoth papers reference/compare it. The first non-C style mostly cone was Holt's Tunis in the early 1980-s (in Euclid IIRC - which is similar to, but different from, Hansen and Wirth's Concurrent-Pascal). =E1=90=A7 --000000000000eddc5a05de0940aa Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable


On Sun, May 1, 2022 at 5:34 = AM Andrew Warkentin <andreww591@gmail.com> wrote:
What was the first "clone" functional = Unix (i.e. an OS not derived
from genetic Unix code but highly compatible with genetic Unix)? Idris
is the earliest such OS of which I am aware (at least AFAIK it's not a<= br> genetic Unix), but was it actually the first?
I know = of none before this that tried to truly 'clone' all the (v6) kernel= functionality and many tools.

=C2=A0
Similarly, which was the
first "outer Unix-like" system (i.e. one with strong Unix influen= ce
but significantly incompatible with functional Unix)? Off the top of
my head the earliest such system I can think of is Thoth (which
predates Idris by almost 2 years), but again I'm not sure if it was
actually the first.
Thoth Thucks....=C2=A0 =C2=A0[= Kelly Booth gave me one of these tee's years=C2=A0go].

Mike Malcolm did not try to clone UNIX - for= one thing, it was in B [which Steve Johnson has spread the gospel of same = on his sabbatical).=C2=A0 It was not until the Thoth rewrite=C2=A0that became QNX that they tried to ensure all of the Unix behaviors and A= PIs.=C2=A0 Mike was certainly had an influence by UNIX and IIRC his thesis = and the Thoth papers reference/compare it.

=
The first non-C style mostly cone was Holt's Tunis in th= e early 1980-s (in Euclid IIRC - which is similar to, but different from, H= ansen and Wirth's Concurrent-Pascal).
3D""=E1=90= =A7
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