From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Matthew Leach Newsgroups: gmane.emacs.devel Subject: Re: [PATCH 0/5] Add systemd socket launching support. Date: Sun, 27 Mar 2016 09:44:45 +0100 Message-ID: <878u14xqbm.fsf@mattleach.net> References: <1459027002-13215-1-git-send-email-matthew@mattleach.net> <20160327004758.GD3061@acm.fritz.box> <874mbsenxc.fsf@gmail.com> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1459068324 6939 80.91.229.3 (27 Mar 2016 08:45:24 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sun, 27 Mar 2016 08:45:24 +0000 (UTC) Cc: Alan Mackenzie , emacs-devel To: Alexis Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sun Mar 27 10:45:09 2016 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1ak6Jo-0002Xg-5Q for ged-emacs-devel@m.gmane.org; Sun, 27 Mar 2016 10:45:08 +0200 Original-Received: from localhost ([::1]:35161 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ak6Jk-0004zY-2D for ged-emacs-devel@m.gmane.org; Sun, 27 Mar 2016 04:45:04 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:33115) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ak6JX-0004y5-3v for emacs-devel@gnu.org; Sun, 27 Mar 2016 04:44:51 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ak6JS-0007fa-54 for emacs-devel@gnu.org; Sun, 27 Mar 2016 04:44:51 -0400 Original-Received: from mx0.mattleach.net ([176.58.118.143]:51816) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ak6JR-0007fV-Vj for emacs-devel@gnu.org; Sun, 27 Mar 2016 04:44:46 -0400 Original-Received: by mx0.mattleach.net (Postfix, from userid 99) id 8520C62230; Sun, 27 Mar 2016 09:44:45 +0100 (BST) Original-Received: from spline.mattleach.net (host81-159-23-200.range81-159.btcentralplus.com [81.159.23.200]) by mx0.mattleach.net (Postfix) with ESMTPSA id D921B62226; Sun, 27 Mar 2016 09:44:44 +0100 (BST) In-Reply-To: <874mbsenxc.fsf@gmail.com> (Alexis's message of "Sun, 27 Mar 2016 11:59:11 +1100") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.1.50 (gnu/linux) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 176.58.118.143 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:202274 Archived-At: Hi Alexis, Alexis writes: > Alan Mackenzie writes: > >> There are perfectly good, portable system level interfaces for >> talking to sockets, and Emacs should restrict itself to using them. > > Well, my understanding is that systemd activation sockets are not > network sockets (or domain sockets, for that matter). I believe that systemd does create the actual socket requested (whether it be AF_INET or AF_LOCAL, etc) and once a connection is made upon that socket, systemd will invoke the requested process and hand over the socket. See sd_listen_fds(3) and systemd.socket(5). Thanks, -- Matt