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 28998 invoked from network); 29 Dec 2021 19:14:15 -0000 Received: from minnie.tuhs.org (45.79.103.53) by inbox.vuxu.org with ESMTPUTF8; 29 Dec 2021 19:14:15 -0000 Received: by minnie.tuhs.org (Postfix, from userid 112) id 44FC39CED2; Thu, 30 Dec 2021 05:14:12 +1000 (AEST) Received: from minnie.tuhs.org (localhost [127.0.0.1]) by minnie.tuhs.org (Postfix) with ESMTP id D986C9CEBE; Thu, 30 Dec 2021 05:13:44 +1000 (AEST) Authentication-Results: minnie.tuhs.org; dkim=pass (2048-bit key; unprotected) header.d=dartmouth.edu header.i=@dartmouth.edu header.b="R7bQbMEg"; dkim-atps=neutral Received: by minnie.tuhs.org (Postfix, from userid 112) id 673E79CEBE; Thu, 30 Dec 2021 05:13:42 +1000 (AEST) Received: from mail-wr1-f47.google.com (mail-wr1-f47.google.com [209.85.221.47]) by minnie.tuhs.org (Postfix) with ESMTPS id BB5AD9CEA9 for ; Thu, 30 Dec 2021 05:13:41 +1000 (AEST) Received: by mail-wr1-f47.google.com with SMTP id r17so46207477wrc.3 for ; Wed, 29 Dec 2021 11:13:41 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=dartmouth.edu; s=google1; h=mime-version:from:date:message-id:subject:to; bh=sGtqOO2GlJKCsiFjG3SIg/v/74MrCtFx22Z4NallzUA=; b=R7bQbMEgWwP2afBZ+wcHgOILawQTEJny4qgdE4K2hEhHtN4SAXgpK+o8n/zLHxRmkf dZyVlKpcuq1JTeWG1BctCtqZiqeSrpA9SQv0xAVhmf9JylD1AhQBKjkNmNuyQxSbm9bo VG1vRFf6/euuUsn4pAf3R3gddvGyaR/Ez4Z46U/aQ2PtLm++o9627T6vEBZZH46V3UOL rvvQC0aolloJKYiR7HmPNPyhJn/yMY+pe8JsVOqywHPiY6291aH/NmqfJOdEJ433jEHe 5VeQDi4Qx3v8g3sh5fHBs1h1zmLOyfgwZY8+G0+fKdw9XyjaIBuLv9GKkVSV1zZ3zsDu DiuQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=sGtqOO2GlJKCsiFjG3SIg/v/74MrCtFx22Z4NallzUA=; b=eASloSAQ8aBpEJSGK4lNbZ/hDDvCteVlOqjk7Nyp/qRAJkAwYmtyGoVcMDXihwRoer c+77Yp0NUyGDRGTESKKhQvRM0+siQIBBB9DQAOn37NfBB16daUgGD6recrJpDfGjKhDz zEAcHt/0v2lp2y8VJpzvyZT0+r8tysZ48ACHk77vTBm+3ldOM5/7f6RwFjnsIrOGasWK 88WPJovruHcL7PlJA0X9OwFhHnXJ1NaEnnQskX5SOyV1zHo38jQcykRI1azJYXkpLxX6 10trcaXiisjH1CRDDQRM4wprUvGNucORtktAZW2zyAxuetqDlNC9uTzOOBSGFY5aAtns Y77g== X-Gm-Message-State: AOAM532orar2P89XArDGnpuCoMxWY+JCtc4THzEE18s+ZK/yG3Z7A62+ v5xTvvQwNqj2BYCq+wJewZj4cxnvlQS0t1DIs4AXWJiURkVZBg== X-Google-Smtp-Source: ABdhPJw4fS8Qgb54Htvz1xZ0jaCyDvH46l1pLC1FPwcF792lNN0cIVvBNJ3UEF/y7YgxeeRDW0Ig3hhQMOXn7ydNp54= X-Received: by 2002:a5d:5088:: with SMTP id a8mr21803637wrt.649.1640805220114; Wed, 29 Dec 2021 11:13:40 -0800 (PST) MIME-Version: 1.0 From: Douglas McIlroy Date: Wed, 29 Dec 2021 14:13:25 -0500 Message-ID: To: TUHS main list Content-Type: text/plain; charset="UTF-8" Subject: Re: [TUHS] moving directories in svr2 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: , Errors-To: tuhs-bounces@minnie.tuhs.org Sender: "TUHS" > what was the last Unix version > that let users make arbitrary links, such that the file system was no > longer a DAG? I recall in v6 days hearing that earlier Unix allowed > this, and that cleanup (via icheck and friends) got to be near > impossible. >From v1 on (I'm not sure about PDP-7 Unix) only the superuser could do that, so what you heard strikes me as urban legend. Perhaps some installations abused root privilege to scramble the file system, but I certainly didn't see that happen in Research systems. Doug