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=-1.0 required=5.0 tests=MAILING_LIST_MULTI, RCVD_IN_DNSWL_NONE autolearn=ham autolearn_force=no version=3.4.4 Received: (qmail 19196 invoked from network); 31 Mar 2021 18:09:29 -0000 Received: from minnie.tuhs.org (45.79.103.53) by inbox.vuxu.org with ESMTPUTF8; 31 Mar 2021 18:09:29 -0000 Received: by minnie.tuhs.org (Postfix, from userid 112) id E4AEE9C885; Thu, 1 Apr 2021 04:09:25 +1000 (AEST) Received: from minnie.tuhs.org (localhost [127.0.0.1]) by minnie.tuhs.org (Postfix) with ESMTP id 52E459C63E; Thu, 1 Apr 2021 04:08:38 +1000 (AEST) Received: by minnie.tuhs.org (Postfix, from userid 112) id 74EF09C63E; Thu, 1 Apr 2021 04:08:35 +1000 (AEST) Received: from freefriends.org (freefriends.org [96.88.95.60]) by minnie.tuhs.org (Postfix) with ESMTPS id C45769C63D for ; Thu, 1 Apr 2021 04:08:34 +1000 (AEST) X-Envelope-From: arnold@skeeve.com Received: from freefriends.org (freefriends.org [96.88.95.60]) by freefriends.org (8.14.7/8.14.7) with ESMTP id 12VI7v6E022250 (version=TLSv1/SSLv3 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 31 Mar 2021 12:07:58 -0600 Received: (from arnold@localhost) by freefriends.org (8.14.7/8.14.7/Submit) id 12VI7vpZ022249; Wed, 31 Mar 2021 12:07:57 -0600 From: arnold@skeeve.com Message-Id: <202103311807.12VI7vpZ022249@freefriends.org> X-Authentication-Warning: frenzy.freefriends.org: arnold set sender to arnold@skeeve.com using -f Date: Wed, 31 Mar 2021 12:07:57 -0600 To: tuhs@minnie.tuhs.org, dbrock@computerhistory.org References: In-Reply-To: User-Agent: Heirloom mailx 12.5 7/5/10 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Subject: Re: [TUHS] Data structures in Unix editors 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" The "Software Tools" books used very simple arrays of characters to manage the text buffers for their version of 'ed'. Those books are worth reading in any case. :-) Arnold "David C. Brock" wrote: > All of the great discussion on this list about editors has made me curious about the data structures used in the various Unix editors. > > I found a great discussion of this for sam in Rob Pike’s publication “The Text Editor sam.” > > I’d like to read similar discussions of the data structures for ed, em, ex/vi. If anyone has suggestions of references, they would be very welcome! > > Similarly, if there are any pointers to references on some other data structures in editors like TECO, QED and E, I’d welcome them as well. > > All the best, > > David > ........... > David C. Brock > Director and Curator > Software History Center > Computer History Museum > computerhistory.org/softwarehistory > Email: dbrock@computerhistory.org > Twitter: @dcbrock > Skype: dcbrock > 1401 N. Shoreline Blvd. > Mountain View, CA 94943 > (650) 810-1010 main > (650) 810-1886 direct > Pronouns: he, him, his > >