From mboxrd@z Thu Jan 1 00:00:00 1970 From: ng0 Subject: bug#26877: building fonts: fontcache must be updated regulary Date: Thu, 11 May 2017 19:47:58 +0000 Message-ID: <20170511194758.etpgtrboftdmptp4@abyayala> References: <20170511083658.fuc54qhzo7ismnha@abyayala> <8760h7guba.fsf@netris.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Return-path: Received: from eggs.gnu.org ([2001:4830:134:3::10]:46763) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1d8u5B-0002Ib-Hh for bug-guix@gnu.org; Thu, 11 May 2017 15:49:06 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1d8u58-00066o-AK for bug-guix@gnu.org; Thu, 11 May 2017 15:49:05 -0400 Received: from debbugs.gnu.org ([208.118.235.43]:36430) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1d8u58-00066Z-6t for bug-guix@gnu.org; Thu, 11 May 2017 15:49:02 -0400 Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1d8u57-00059m-QR for bug-guix@gnu.org; Thu, 11 May 2017 15:49:01 -0400 Sender: "Debbugs-submit" Resent-Message-ID: Content-Disposition: inline In-Reply-To: <8760h7guba.fsf@netris.org> List-Id: Bug reports for GNU Guix List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-guix-bounces+gcggb-bug-guix=m.gmane.org@gnu.org Sender: "bug-Guix" To: Mark H Weaver Cc: 26877@debbugs.gnu.org, ng0 Mark H Weaver transcribed 1.2K bytes: > ng0 writes: > > > The problem: Right now after just installing fonts, they do > > not become available. This can lead to some applications > > appearing "broken", etc. Other operating systems solve this > > by having a post-install hook which roughly does just this. > > > > A possible solution: > > Our fictional, not yet existing, font-build-system should > > run "fc-cache --force --really-force", > > This cannot work, because the build system code is run within the build > container, where it won't have access to anything in your home > directory. Furthermore, for most users, the packages are built on > another machine, namely one of our build farm slaves. > > Even the build system did somehow have access to your home directory, > building the package is not the right time to run "fc-cache". On a > multiuser system, if two users request the same derivation, it is only > built for the first user, and the second user simply uses the one that > the first user built. The relevant time to run "fc-cache" is when the > font is _installed_ in your user profile. > > The usual Guix way to handle things like this is to arrange for the font > cache to be part of the profile, and to create a profile hook that > creates the cache from all of the built packages included within. > > Mark > Okay, you are right about the build system. Your approach reads better, I was just looking for a way to start a discussion on this. Right now it is not-obviously broken, and we need to fix it at some point. -- https://pragmatique.xyz PGP: https://people.pragmatique.xyz/ng0/