From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=0.5 required=5.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,HTML_FONT_LOW_CONTRAST, HTML_IMAGE_ONLY_24,HTML_MESSAGE,MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE autolearn=no autolearn_force=no version=3.4.2 Received: from minnie.tuhs.org (minnie.tuhs.org [45.79.103.53]) by inbox.vuxu.org (OpenSMTPD) with ESMTP id d3a9a121 for ; Wed, 5 Dec 2018 14:30:54 +0000 (UTC) Received: by minnie.tuhs.org (Postfix, from userid 112) id 1271DA2210; Thu, 6 Dec 2018 00:30:53 +1000 (AEST) Received: from minnie.tuhs.org (localhost [127.0.0.1]) by minnie.tuhs.org (Postfix) with ESMTP id 7387DA1F04; Thu, 6 Dec 2018 00:30:15 +1000 (AEST) Received: by minnie.tuhs.org (Postfix, from userid 112) id A4A45A1F04; Thu, 6 Dec 2018 00:30:07 +1000 (AEST) Received: from mail-wm1-f48.google.com (mail-wm1-f48.google.com [209.85.128.48]) by minnie.tuhs.org (Postfix) with ESMTPS id E45D5A1F01 for ; Thu, 6 Dec 2018 00:30:01 +1000 (AEST) Received: by mail-wm1-f48.google.com with SMTP id y139so13418589wmc.5 for ; Wed, 05 Dec 2018 06:30:01 -0800 (PST) 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=L9hDbPkRZs3XrEgIpdCf4fUbHnIlbkjImrjVsZJk0Ag=; b=DMUu1MzNypFIkmog6hVgP6MRTYedTIki72L/0dg4CD+3Dx1IwaAcrjpm9RgzJb7IZ/ RiyBUdkDHKZa04AoK3vUqj65m7m6FzA3wblEDJdaS84FZAc4WGBtJGhkzpOzKY9AO17e oRxD263FPkIK5KQujuZwElYGYnPZR2T3/+uWE= 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=L9hDbPkRZs3XrEgIpdCf4fUbHnIlbkjImrjVsZJk0Ag=; b=cpzd8Hs1I6iTIlnJFevVeABS9jXJvFl4ozklPVh+MHA3bkkJQ7PLeoAcMMfdZC3pFp ddVsEOYirEmdtOhqZ1/aXzeXXoP5OAeZS4PM5ZF6mWRSpHGamIZcU5YtfGykn75UCc9q YWBUK4y+EuRzVxSvwIiOMq/NWNO4l2o565NuPxIr+WSa65IxXLY4bBm0ZBK1HVWZlTeL zKCljSgYY57hafWbaWvUVqVNwi//lHS5RGqiVF7E8O5zUFnunsoccNbtPVo0t9S4PXp8 0nK7TRDSWkVKcHkticgQLvk1kc6aiAoL5e2L0QeOqRAwO54HKQ+xi/eawQHqg5yhcqBy 7ExA== X-Gm-Message-State: AA+aEWah6EgJ2D1Bh6CaSwE4+PP4JjITiDUy/FTsNcSds6NBRLv9yejI mCY8QV7qV4Fux3nZ3FyIajlCE3nr1jbMn4BW0Y/7AQ== X-Google-Smtp-Source: AFSGD/Wy5oIz/bGcgmmGA39KesFJC3vb1IcDQz/FN8mYr1vN0ASbYZ8QsBoj6UA3KtXz0LfDpx9mCijOZA5zgGiNrWg= X-Received: by 2002:a1c:a895:: with SMTP id r143mr15314921wme.95.1544020200113; Wed, 05 Dec 2018 06:30:00 -0800 (PST) MIME-Version: 1.0 References: <385DF3A2-447D-4CD4-AC5C-9F541070C28B@mcjones.org> In-Reply-To: <385DF3A2-447D-4CD4-AC5C-9F541070C28B@mcjones.org> From: Clem Cole Date: Wed, 5 Dec 2018 09:29:33 -0500 Message-ID: To: Paul McJones Content-Type: multipart/alternative; boundary="0000000000008de027057c473735" Subject: Re: [TUHS] Tandem NSK implementation language (was: Happy birthday, John Backus!) X-BeenThere: tuhs@minnie.tuhs.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: The Unix Heritage Society mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: TUHS main list Errors-To: tuhs-bounces@minnie.tuhs.org Sender: "TUHS" --0000000000008de027057c473735 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Paul beat me to it.. HP's SPL and Tandem's TAL were old news by then ... In fact the HP's 3000's and HP 9000's stack architecture was model from the B5000, see below... On Wed, Dec 5, 2018 at 12:35 AM Paul McJones wrote: > > On Dec 4, 2018, Greg 'groggy' Lehey wrote: > > > > The original Tandem OS (called Guardian at the time) was written in > Tandem's TAL (Transaction Application Language, amongst other productions= ), > a vague evolution of HP's SPL that looked more like Algol, starting in > about 1974. That is also the earliest I know of an operating system bein= g > implemented entirely in a high level language. > > Most likely the earliest operating system written in a high-level languag= e > was the one for the Burroughs B5000 (early 1960s), written in a dialect o= f > Algol 60. Called Executive Systems Problem Oriented Language or ESPOL = . A later edition (66/67 time frame) of the reference manual for the 5500 can be found on bitsavers as: ESPOL B5500 Reference Manual 1967 =E1=90=A7 --0000000000008de027057c473735 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Paul beat me to it.. HP's S= PL and Tandem's TAL were old news by then ...=C2=A0 In fact the HP'= s 3000's and HP 9000's stack architecture was model from the B5000,= see below...

<= font color=3D"#ff0000">On Wed, Dec 5, 2018 at 12:35 AM Paul McJones <paul@mcjones.org> wrote:
=
> On Dec 4,= 2018, Greg 'groggy' Lehey <grog@lemis.com> wrote:
>
> The original Tandem OS (called Guardian at the time) was written in Ta= ndem's TAL (Transaction Application Language, amongst other productions= ), a vague evolution of HP's SPL that looked more like Algol, starting = in about 1974.=C2=A0 That is also the earliest I know of an operating syste= m being implemented entirely in a high level language.

Most likely the earliest operating system written in a high-level language = was the one for the Burroughs B5000 (early 1960s), written in a dialect of = Algol 60.=C2=A0
Called = Executive Systems Problem Oriented Language or ESPOL.=C2=A0 = =C2=A0A later edition (66/67 time frame) of the reference manual for the 55= 00 can be found on bitsavers as: ESPOL B5500 Refere= nce Manual 1967
3D""=E1=90=A7 --0000000000008de027057c473735--