From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=0.3 required=5.0 tests=MAILING_LIST_MULTI, RCVD_IN_DNSWL_NONE,RDNS_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.2 Received: (qmail 8572 invoked from network); 26 Mar 2020 02:39:29 -0000 Received-SPF: pass (minnie.tuhs.org: domain of minnie.tuhs.org designates 45.79.103.53 as permitted sender) receiver=inbox.vuxu.org; client-ip=45.79.103.53 envelope-from= Received: from unknown (HELO minnie.tuhs.org) (45.79.103.53) by inbox.vuxu.org with ESMTP; 26 Mar 2020 02:39:29 -0000 Received: by minnie.tuhs.org (Postfix, from userid 112) id EAC699D536; Thu, 26 Mar 2020 12:39:24 +1000 (AEST) Received: from minnie.tuhs.org (localhost [127.0.0.1]) by minnie.tuhs.org (Postfix) with ESMTP id 3A1AD9CD83; Thu, 26 Mar 2020 12:38:27 +1000 (AEST) Received: by minnie.tuhs.org (Postfix, from userid 112) id 1264D9CD83; Thu, 26 Mar 2020 12:38:24 +1000 (AEST) Received: from viclamta27p.bpe.bigpond.com (viclamta27p.bpe.bigpond.com [203.38.21.91]) by minnie.tuhs.org (Postfix) with ESMTPS id 310DE9CD73 for ; Thu, 26 Mar 2020 12:38:23 +1000 (AEST) Received: from smtp.telstra.com ([10.10.26.4]) by viclafep27p-svc.bpe.nexus.telstra.com.au with ESMTP id <20200326023821.GGET1618.viclafep27p-svc.bpe.nexus.telstra.com.au@smtp.telstra.com> for ; Thu, 26 Mar 2020 13:38:21 +1100 X-RG-Spam: Unknown X-RazorGate-Vade: gggruggvucftvghtrhhoucdtuddrgedugedrudehhedggeehucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecuuffpveftpgfvgffnuffvtfetpdfqfgfvnecuuegrihhlohhuthemucegtddtnecunecujfgurhepfffhvffujgfkfhgfgggtsehmtddtredtreejnecuhfhrohhmpeffrghvvgcujfhorhhsfhgrlhhluceouggrvhgvsehhohhrshhfrghllhdrohhrgheqnecukfhppeduuddtrddugedurdduleefrddvfeefnecuvehluhhsthgvrhfuihiivgeptdenucfrrghrrghmpehhvghloheprghnvghurhhinhdrhhhorhhsfhgrlhhlrdhorhhgpdhinhgvthepuddutddrudeguddrudelfedrvdeffedpmhgrihhlfhhrohhmpeeouggrvhgvsehhohhrshhfrghllhdrohhrghequceuqfffjgepkeeukffvoffkoffgpdhrtghpthhtohepoehtuhhhshesthhuhhhsrdhorhhgqe X-RazorGate-Vade-Verdict: clean 0 X-RazorGate-Vade-Classification: clean X-RG-VS-CLASS: clean Received: from aneurin.horsfall.org (110.141.193.233) by smtp.telstra.com (5.8.418) id 5E72B9860171B5E0 for tuhs@tuhs.org; Thu, 26 Mar 2020 13:38:20 +1100 Received: from aneurin.horsfall.org (localhost [127.0.0.1]) by aneurin.horsfall.org (8.15.2/8.15.2) with ESMTP id 02Q2cJWV056123 for ; Thu, 26 Mar 2020 13:38:19 +1100 (EST) (envelope-from dave@horsfall.org) Received: from localhost (dave@localhost) by aneurin.horsfall.org (8.15.2/8.15.2/Submit) with ESMTP id 02Q2cIvj056120 for ; Thu, 26 Mar 2020 13:38:19 +1100 (EST) (envelope-from dave@horsfall.org) X-Authentication-Warning: aneurin.horsfall.org: dave owned process doing -bs Date: Thu, 26 Mar 2020 13:38:17 +1100 (EST) From: Dave Horsfall To: The Eunuchs Hysterical Society In-Reply-To: Message-ID: References: <20200306224431.D226C18C080@mercury.lcs.mit.edu> <3D1DBF45-AE50-4027-8AAA-6C1D97D28D4D@planet.nl> <20200307163935.GA57521@clarinet.employees.org> <20200308151332.GA70333@clarinet.employees.org> <5dbf2153-5993-242a-5ba9-54b49a38569e@spamtrap.tnetconsulting.net> <20200323084943.GA341861@straylight.m.ringlet.net> <20200324094710.GB83316@clarinet.employees.org> <127f7c5c-a607-8f5b-1760-5a308c279836@tnetconsulting.net> User-Agent: Alpine 2.21.9999 (BSF 287 2018-06-16) X-GPG-Public-Key: http://www.horsfall.org/gpgkey.pub X-GPG-Fingerprint: 05B4 FFBC 0218 B438 66E0 587B EF46 7357 EF5E F58B X-Home-Page: http://www.horsfall.org/ X-Witty-Saying: "chmod 666 the_mode_of_the_beast" MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="1483753691-563747611-1585190299=:34256" Subject: Re: [TUHS] sockets (was Re: First appearance of named pipes) 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" This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. --1483753691-563747611-1585190299=:34256 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8BIT On Wed, 25 Mar 2020, Grant Taylor via TUHS wrote: > · netcat's STDOUT to grep's STDIN > · grep's STDOUT to netcat's STDIN Are you trying to set up a loop of processes or something? I'm not sure if that is even possible, although you can't rule out creative uses of dup2() etc... -- Dave --1483753691-563747611-1585190299=:34256--