From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: "Davis Herring" Newsgroups: gmane.emacs.devel Subject: Re: open file and command substitution of bash Date: Mon, 4 Jan 2010 07:48:34 -0800 (PST) Message-ID: <33839.130.55.118.19.1262620114.squirrel@webmail.lanl.gov> References: <27014612.post@talk.nabble.com> Reply-To: herring@lanl.gov NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain;charset=iso-8859-1 Content-Transfer-Encoding: 8bit X-Trace: ger.gmane.org 1262620369 16361 80.91.229.12 (4 Jan 2010 15:52:49 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 4 Jan 2010 15:52:49 +0000 (UTC) Cc: emacs-devel@gnu.org To: "alin.s" Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Mon Jan 04 16:52:42 2010 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1NRpEX-0005tC-CH for ged-emacs-devel@m.gmane.org; Mon, 04 Jan 2010 16:52:42 +0100 Original-Received: from localhost ([127.0.0.1]:51181 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1NRpEW-0002is-RN for ged-emacs-devel@m.gmane.org; Mon, 04 Jan 2010 10:52:40 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1NRpAu-0001Jl-Vq for emacs-devel@gnu.org; Mon, 04 Jan 2010 10:48:57 -0500 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1NRpAp-0001Hd-Q7 for emacs-devel@gnu.org; Mon, 04 Jan 2010 10:48:56 -0500 Original-Received: from [199.232.76.173] (port=46268 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1NRpAp-0001HW-KU for emacs-devel@gnu.org; Mon, 04 Jan 2010 10:48:51 -0500 Original-Received: from mx20.gnu.org ([199.232.41.8]:47786) by monty-python.gnu.org with esmtps (TLS-1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1NRpAp-00027a-5g for emacs-devel@gnu.org; Mon, 04 Jan 2010 10:48:51 -0500 Original-Received: from proofpoint1.lanl.gov ([204.121.3.25]) by mx20.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1NRpAl-0007hN-7X for emacs-devel@gnu.org; Mon, 04 Jan 2010 10:48:47 -0500 Original-Received: from mailrelay1.lanl.gov (mailrelay1.lanl.gov [128.165.4.101]) by proofpoint1.lanl.gov (8.14.3/8.14.3) with ESMTP id o04FmZdI028046; Mon, 4 Jan 2010 08:48:35 -0700 Original-Received: from localhost (localhost.localdomain [127.0.0.1]) by mailrelay1.lanl.gov (Postfix) with ESMTP id 040F01C161B; Mon, 4 Jan 2010 08:48:35 -0700 (MST) X-NIE-2-Virus-Scanner: amavisd-new at mailrelay1.lanl.gov Original-Received: from webmail1.lanl.gov (webmail1.lanl.gov [128.165.4.106]) by mailrelay1.lanl.gov (Postfix) with ESMTP id E5E581C161A; Mon, 4 Jan 2010 08:48:34 -0700 (MST) Original-Received: by webmail1.lanl.gov (Postfix, from userid 48) id E3EC81DE0149; Mon, 4 Jan 2010 08:48:34 -0700 (MST) Original-Received: from 130.55.118.19 (SquirrelMail authenticated user 196434) by webmail.lanl.gov with HTTP; Mon, 4 Jan 2010 07:48:34 -0800 (PST) In-Reply-To: <27014612.post@talk.nabble.com> User-Agent: SquirrelMail/1.4.8-5.7.lanl7 X-Priority: 3 (Normal) Importance: Normal X-Proofpoint-Virus-Version: vendor=fsecure engine=1.12.8161:2.4.5, 1.2.40, 4.0.166 definitions=2010-01-04_06:2009-12-31, 2010-01-04, 2010-01-04 signatures=0 X-detected-operating-system: by mx20.gnu.org: GNU/Linux 2.6, seldom 2.4 (older, 4) X-detected-operating-system: by monty-python.gnu.org: GNU/Linux 2.6, seldom 2.4 (older, 4) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:119364 Archived-At: > emacs /dev/fd/5 You could just do emacs <(ls) -- bash replaces <(ls) with something like /dev/fd/63 anyway. > However, I suppose that emacs uses pipes for implementing processes... It > cannot read its stdin from a pipe and create a buffer with? Certainly one could (in C) arrange for Emacs to open a file name and treat it as if it were a pipe from a process. But Emacs doesn't consider that the same operation as visiting a file, which is what is requested when you use file names as arguments. Davis -- This product is sold by volume, not by mass. If it appears too dense or too sparse, it is because mass-energy conversion has occurred during shipping.