From ebb0227fd653582df4e426118169b4ea596fe2ec Mon Sep 17 00:00:00 2001 From: David Bremner Date: Sun, 20 Mar 2016 17:19:09 +2100 Subject: [PATCH] Re: [PATCH 6/6] WIP: support XDG database directory --- 2e/1cff8756ecbae830a18ebc27fb48ed0cfd4fc6 | 83 +++++++++++++++++++++++ 1 file changed, 83 insertions(+) create mode 100644 2e/1cff8756ecbae830a18ebc27fb48ed0cfd4fc6 diff --git a/2e/1cff8756ecbae830a18ebc27fb48ed0cfd4fc6 b/2e/1cff8756ecbae830a18ebc27fb48ed0cfd4fc6 new file mode 100644 index 000000000..395f0df1b --- /dev/null +++ b/2e/1cff8756ecbae830a18ebc27fb48ed0cfd4fc6 @@ -0,0 +1,83 @@ +Return-Path: +X-Original-To: notmuch@notmuchmail.org +Delivered-To: notmuch@notmuchmail.org +Received: from localhost (localhost [127.0.0.1]) + by arlo.cworth.org (Postfix) with ESMTP id 8E4356DE0032 + for ; Sat, 19 Mar 2016 13:19:23 -0700 (PDT) +X-Virus-Scanned: Debian amavisd-new at cworth.org +X-Spam-Flag: NO +X-Spam-Score: -0.03 +X-Spam-Level: +X-Spam-Status: No, score=-0.03 tagged_above=-999 required=5 tests=[AWL=-0.019, + SPF_PASS=-0.001, T_RP_MATCHES_RCVD=-0.01] autolearn=disabled +Received: from arlo.cworth.org ([127.0.0.1]) + by localhost (arlo.cworth.org [127.0.0.1]) (amavisd-new, port 10024) + with ESMTP id TMRZDSUT7t-n for ; + Sat, 19 Mar 2016 13:19:14 -0700 (PDT) +Received: from fethera.tethera.net (fethera.tethera.net [198.245.60.197]) + by arlo.cworth.org (Postfix) with ESMTPS id 7FB956DE0008 + for ; Sat, 19 Mar 2016 13:19:14 -0700 (PDT) +Received: from remotemail by fethera.tethera.net with local (Exim 4.84) + (envelope-from ) + id 1ahNLf-0006C5-M6; Sat, 19 Mar 2016 16:19:47 -0400 +Received: (nullmailer pid 31598 invoked by uid 1000); + Sat, 19 Mar 2016 20:19:09 -0000 +From: David Bremner +To: Tomi Ollila , notmuch@notmuchmail.org +Subject: Re: [PATCH 6/6] WIP: support XDG database directory +In-Reply-To: +References: <1453561198-2893-1-git-send-email-david@tethera.net> + <1457785890-17058-1-git-send-email-david@tethera.net> + <1457785890-17058-7-git-send-email-david@tethera.net> + +User-Agent: Notmuch/0.21+74~g6c60fb1 (http://notmuchmail.org) Emacs/24.5.1 + (x86_64-pc-linux-gnu) +Date: Sat, 19 Mar 2016 17:19:09 -0300 +Message-ID: <8737rm2pc2.fsf@zancas.localnet> +MIME-Version: 1.0 +Content-Type: text/plain +X-BeenThere: notmuch@notmuchmail.org +X-Mailman-Version: 2.1.20 +Precedence: list +List-Id: "Use and development of the notmuch mail system." + +List-Unsubscribe: , + +List-Archive: +List-Post: +List-Help: +List-Subscribe: , + +X-List-Received-Date: Sat, 19 Mar 2016 20:19:23 -0000 + +Tomi Ollila writes: + +> This is good opening for (eventually "fixing" e.g. library interface...); +> in its current state I can come up 2 (easily solvable) problems +> +> 1) the xapian database holding email indexes can grow to be quite large; +> user may have large space for emails (somewhere else than HOME) but small +> HOME. This can be "fixed" by keeping the database still in the same hierarchy +> as email files. Making user to point XDG_DATA_HOME elsewhere is (I) global +> and (II) fragile for an user to do. + +Sure, once we find the database, the mail tree can be anywhere, +including the same place. The question is how do non-CLI clients find +the database. I agree that setting XDG_DATA_HOME just for notmuch sounds +ick. As you mention below we can fairly easily have our own environment +variable (NOTMUCH_DATABASE ?) that is checked in preference to XDG_DATA_HOME. + +> 2) User may have multiple separate email configurations under one user +> account; This is easy to fix with environment variable; if exists, +> overrides XDG_DATA_HOME or $HOME/.local/share -- actually if this holds +> "only" configurations, the XDG_CONFIG_HOME is more appropriate +> (again, in simple case users should not be bothered to set any environment +> variables themselves, but should be able to survive with large databases). + +For me, having an environment variable makes sense in terms of getting +various tools (scripts etc...) to cooperate. For multiple databases, +this seems less natural but of course the tools can still take some +parameter specifying a database. Also, I don't know how common it is for +people to have multiple databases. + +d -- 2.26.2