From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=0.4 required=5.0 tests=DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,HTML_MESSAGE,MAILING_LIST_MULTI, MALFORMED_FREEMAIL,MISSING_HEADERS autolearn=no autolearn_force=no version=3.4.4 Received: from minnie.tuhs.org (minnie.tuhs.org [IPv6:2600:3c01:e000:146::1]) by inbox.vuxu.org (Postfix) with ESMTP id BF02D215EB for ; Fri, 6 Dec 2024 00:07:36 +0100 (CET) Received: from minnie.tuhs.org (localhost [IPv6:::1]) by minnie.tuhs.org (Postfix) with ESMTP id 47E4F42728; Fri, 6 Dec 2024 09:07:31 +1000 (AEST) Received: from mail-wr1-x435.google.com (mail-wr1-x435.google.com [IPv6:2a00:1450:4864:20::435]) by minnie.tuhs.org (Postfix) with ESMTPS id 182C342724 for ; Fri, 6 Dec 2024 09:07:28 +1000 (AEST) Received: by mail-wr1-x435.google.com with SMTP id ffacd0b85a97d-385e1fcb0e1so793636f8f.2 for ; Thu, 05 Dec 2024 15:07:28 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1733440046; x=1734044846; darn=tuhs.org; h=cc:subject:message-id:date:from:in-reply-to:references:mime-version :from:to:cc:subject:date:message-id:reply-to; bh=1Z7+HtOcu+fCBQFvaHGTVJ3CThplk1hNxpPUi4N/IJg=; b=DxlxDg2DwJ4o9IJLqsFOd4i0urwzzqrTTFEiYtogKrxqwXRM1vSpqf8GPbd5g08Rhy u69iwf9FHCAj+GvNTn7jh6aTL/ZI8+xNaNtof1BTx/Hq4D45dPCvHD0B8D2+zhR2ZwRK TQzmB7X6I/x8wEzra9Y5759Y38872vvULkdDWEQIZlwdutXFhtESEc0t/gf3yhhtMNvJ Cm8a4eMuKZFqabmlbq8l2jtpy+XxgyVpNX/BfdkOuffVcjqUvLLb3smxjrwSjIUPIq3U NQRFjXOUCsVtnrV74W94ER06BhOAo147MObxbDJcaEAcEwUBX8Tk9KdDBlJw7FNEdCgw DX5g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1733440046; x=1734044846; h=cc:subject:message-id:date:from:in-reply-to:references:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=1Z7+HtOcu+fCBQFvaHGTVJ3CThplk1hNxpPUi4N/IJg=; b=nnGlk7mWEo/mRI/SGDJ3oxnoLRRV8pYs3zIoND9hzY/05Hemm6RiKiPy+DocwL6Gyo HBZG9vv/qd/uAskY5dDEbbwLAwwwsX62upCa05+mtxOcYcgoLjKHQy/n6f03ggF0EZWF ylv5oVCefiWHAwtYdx7b2ZNG/rysxoFo11V2cOwlrFxoHM7ubgKECSUkeK/EDyut7w3x EqNIFPbCFq2qeCR4j50mr5mK+wen136ImkSOSHfT93ahvZJ8wNulDxTZbQhh1WRyg8cp NQ36zuTQpZjDYGSE0b71+eB8r1WtrxwhT6SmGLGNYrKyJLCq7pTPdZIXHEBvW1S8tl5F KyGw== X-Gm-Message-State: AOJu0YzhFqXxkEygtetaM6zuOW1CoN5wJekLRp+YxXv7pXsAbZVJ7Xr9 Y9KvB5mwRb4C/KIyZT7eQR0rPw/ayHFPNSqnffddlYhP+F64wTTElYq2aFUvZL8cE+6DfV5rbKb PpMhO2irqgXf/rNEnuDvjF+U0wJF4ckk= X-Gm-Gg: ASbGncunx5lQALofa8FiystqemA0kyWI5glD3S+yffqGWVliQPSf6WaFUa/VrlmQ39A s1dIyRMNGnfjRlRGuLtbnewEzijMwhA== X-Google-Smtp-Source: AGHT+IEaO8j+8N7w350TSWXzL7kC8VF7nqF69nYjqzZoKzf7/MGhkjDMFZjGPAmI1AhQTAmMiAkj+3JFmg1ONoDnt6w= X-Received: by 2002:a05:6000:1846:b0:382:31a1:8dc3 with SMTP id ffacd0b85a97d-3862b39759fmr516701f8f.35.1733440045749; Thu, 05 Dec 2024 15:07:25 -0800 (PST) MIME-Version: 1.0 References: <568FD44F-01FB-441B-846B-7D42C3A8E1FB@canb.auug.org.au> <20241205030843.8552FAB1EDA5@ary.qy> <2fd6a361-b26f-4ca4-9c65-b6ba0559644e@case.edu> <202412052055.4B5KtYf1781856@freefriends.org> <002cf6d3-0ed2-46f2-9fae-19a3e10d7b9c@case.edu> In-Reply-To: <002cf6d3-0ed2-46f2-9fae-19a3e10d7b9c@case.edu> From: Marc Rochkind Date: Thu, 5 Dec 2024 16:07:14 -0700 Message-ID: Cc: tuhs@tuhs.org Content-Type: multipart/alternative; boundary="0000000000002aa00606288df6e9" Message-ID-Hash: CEQ67HLR7U2GR7AQ2IT4TXXL65T7B3ER X-Message-ID-Hash: CEQ67HLR7U2GR7AQ2IT4TXXL65T7B3ER X-MailFrom: mrochkind@gmail.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-tuhs.tuhs.org-0; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.6b1 Precedence: list Subject: [TUHS] Re: Pipes (was Re: After 50 years, what has the Impact of Unix been?) List-Id: The Unix Heritage Society mailing list Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: --0000000000002aa00606288df6e9 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable I found that 2017 paper "Extending Unix Pipelines to DAGs". It's open access: https://ieeexplore.ieee.org/document/7903579 The open source code itself is here: https://github.com/dspinellis/dgsh Maybe an ambitious TUHS contributor can get the code running and give us a report. Marc Rochkind On Thu, Dec 5, 2024 at 3:38=E2=80=AFPM Chet Ramey via TUHS = wrote: > On 12/5/24 5:03 PM, Warner Losh wrote: > > > The <() , >() syntax is a bash extension. Not all shells support it. A= nd > > I couldn't find them in POSIX Issue 8. > > Credit where credit is due: I picked them up from ksh93, and extended > them to use named pipes on systems where /dev/fd isn't available. > > -- > ``The lyf so short, the craft so long to lerne.'' - Chaucer > ``Ars longa, vita brevis'' - Hippocrates > Chet Ramey, UTech, CWRU chet@case.edu http://tiswww.cwru.edu/~chet/ > --=20 *My new email address is mrochkind@gmail.com * --0000000000002aa00606288df6e9 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
I found that 2017 paper "Extending Unix Pipelines to = DAGs". It's open access:


The open source code itself is here:=C2= =A0https://github.com/dspine= llis/dgsh

Maybe an ambitious TUHS contributor = can get the code running and give us a report.

Mar= c Rochkind



--
My new email address is mrochkind@gmail.com
<= /div>
--0000000000002aa00606288df6e9--