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 26340 invoked from network); 22 Dec 2022 21:55:28 -0000 Received: from minnie.tuhs.org (50.116.15.146) by inbox.vuxu.org with ESMTPUTF8; 22 Dec 2022 21:55:28 -0000 Received: from minnie.tuhs.org (localhost [IPv6:::1]) by minnie.tuhs.org (Postfix) with ESMTP id D317C423BA; Fri, 23 Dec 2022 07:55:21 +1000 (AEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tuhs.org; s=dkim; t=1671746122; h=from:from:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:list-id:list-help: list-owner:list-unsubscribe:list-subscribe:list-post; bh=FMjYte0xsZWGY8jpMyrR+HJVZp08mN/uhF3p01InF3M=; b=idaDez9GVUJyRjRSqjPx/GZjoNHoGvgS7mwKayjXm23cQ7j9Co7TpZBfU7N6JApNQNfBUl y6UOWXGueb7sJ6woF3f/NYpOFgb+YvIkRT4zfKgTkr+xgw/LejgSNgMZF2eqfPaInfBSR+ +HTm+/IztPDozqxdY3zGPFr0YnKfy0Y= Received: from mail-4324.protonmail.ch (mail-4324.protonmail.ch [185.70.43.24]) by minnie.tuhs.org (Postfix) with ESMTPS id 78B96423B9 for ; Fri, 23 Dec 2022 07:55:18 +1000 (AEST) Date: Thu, 22 Dec 2022 21:55:06 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=protonmail.com; s=protonmail3; t=1671746116; x=1672005316; bh=FMjYte0xsZWGY8jpMyrR+HJVZp08mN/uhF3p01InF3M=; h=Date:To:From:Cc:Subject:Message-ID:In-Reply-To:References: Feedback-ID:From:To:Cc:Date:Subject:Reply-To:Feedback-ID: Message-ID:BIMI-Selector; b=JF2Cb9rKmrDoxhiHepZ6NgIHaZgfU8Resdiy3JBgNJnf4RGLmV2E+KrCI+hoHVfWh QJMLRsIzFeVSekkuxAifSDrEZkaACW0dhEsgx++ysBxqGV3A0M1ys8W4y51USqUdBs Chdo7czsi7H/eZzmV3+WT61cikQ54M48Kig/9cdNFcLPZRykvupQVZxcfcdor++fuw lWCNT17bhUtAiBdeJQmsqZpHEuaiNN8hcRb+9/SMJoPB22Vf2dI2fEZienZgyAbYA6 0g6fXrD4R4BuCoJnayekGbIxdENUdAscX75pddcaNb09wf7STNaUVyx/UM4w8nSrUw HWdZGHLzxJc4A== To: Phil Budne Message-ID: In-Reply-To: <202212222144.2BMLiWHk007731@ultimate.com> References: <202212221852.2BMIqMRk003859@ultimate.com> <2PV-DjW5M0eYObQ5MSA_2OzpT0t9A6VXbljYr-F4VfM375f26IygWqKx5bTLQXGM-RaNsNCnaL-Ato2u4dyavj7fgOakY-e5y_2S1uUPJMA=@protonmail.com> <202212222144.2BMLiWHk007731@ultimate.com> Feedback-ID: 35591162:user:proton MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Message-ID-Hash: CYQYTO67U3US67GU724P2Q7JPDN33HLI X-Message-ID-Hash: CYQYTO67U3US67GU724P2Q7JPDN33HLI X-MailFrom: segaloco@protonmail.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 CC: tuhs@tuhs.org X-Mailman-Version: 3.3.6b1 Precedence: list Subject: [TUHS] Re: Early supported UNIX manual List-Id: The Unix Heritage Society mailing list Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: From: segaloco via TUHS Reply-To: segaloco Drat, the origin of SysIII init remains obscure...it's not in PWB 1, now no= t in USG Issue 2...so either PWB2, USG Issue 3 (or later) or UNIX/TS.....or= maybe it's an older CB variant...anywho thank you for the quick response! - Matt G. ------- Original Message ------- On Thursday, December 22nd, 2022 at 1:44 PM, Phil Budne = wrote: > Matt G wrote: >=20 > > One area of immediate curiosity for me is the init system, whether the = pages suggest it is more in line with research (rc and ttys files) or TS (i= nittab, runlevels). >=20 >=20 > The init (VII) page mentions /etc/rc and refers to ttys (V) which says th= e file > consists of lines with three characters (enable, tty name, getty arg) >=20 > getty (VII) describes behaviors for 0, -, 1, 2 >=20 > The one interesting bit in section (II) is lock (system call 62.) that > implements semaphores with subfunctions lock/unlock/tlock, all of > which take a non-negative semaphore ID called a flag.