From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark H Weaver Subject: Re: swh-plugins-lv2: New variable [WIP] v2 Date: Mon, 07 Dec 2015 23:13:23 -0500 Message-ID: <87r3ixzifw.fsf@netris.org> References: <5664BA45.3080600@gmx.net> <5664BB8C.6030100@gmx.net> <87wpsqm00d.fsf@elephly.net> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Return-path: Received: from eggs.gnu.org ([2001:4830:134:3::10]:53196) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1a69eh-0001VB-1Z for guix-devel@gnu.org; Mon, 07 Dec 2015 23:13:35 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1a69ed-0008Jj-RW for guix-devel@gnu.org; Mon, 07 Dec 2015 23:13:34 -0500 Received: from world.peace.net ([50.252.239.5]:49149) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1a69ed-0008Je-OS for guix-devel@gnu.org; Mon, 07 Dec 2015 23:13:31 -0500 In-Reply-To: <87wpsqm00d.fsf@elephly.net> (Ricardo Wurmus's message of "Mon, 07 Dec 2015 22:17:38 +0100") List-Id: "Development of GNU Guix and the GNU System distribution." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guix-devel-bounces+gcggd-guix-devel=m.gmane.org@gnu.org Sender: guix-devel-bounces+gcggd-guix-devel=m.gmane.org@gnu.org To: Ricardo Wurmus Cc: guix-devel@gnu.org Ricardo Wurmus writes: >> +(define-public swh-plugins-lv2 >> + (let ((commit "5098e09e255eaed14e0d40ca5e7e6dfcb782d7ea")) > > We usually don=E2=80=99t use full commit hashes. You could probably trim= it to > the first six characters or so. I would recommend using at least 10 characters, maybe more. We should use enough characters to ensure that the commit id remains unique for as long as this package version remains in use -- keeping in mind that for purposes of reproducing old experiments, someone might try to build this package+version several years from now. Mark