From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joshua Branson Subject: Re: New Gash build Bash without Bash, Coreutils, and a few others Date: Sat, 22 Dec 2018 09:48:27 -0500 Message-ID: <87muoxk478.fsf@dismail.de> References: <87k1k2b0df.fsf@ngyro.com> 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]:53788) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gaiXf-0003zv-P2 for guix-devel@gnu.org; Sat, 22 Dec 2018 09:46:16 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gaiXc-0005Pl-Iy for guix-devel@gnu.org; Sat, 22 Dec 2018 09:46:15 -0500 Received: from dismail.de ([78.46.223.134]:15328) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gaiXc-0005J7-4f for guix-devel@gnu.org; Sat, 22 Dec 2018 09:46:12 -0500 Received: from dismail.de (localhost [127.0.0.1]) by dismail.de (OpenSMTPD) with ESMTP id 2555030a for ; Sat, 22 Dec 2018 15:46:07 +0100 (CET) Received: from smtp2.dismail.de (10.240.26.12 [10.240.26.12]) by mx1.dismail.de (OpenSMTPD) with ESMTP id 84c95a80 for ; Sat, 22 Dec 2018 15:46:07 +0100 (CET) Received: from smtp2.dismail.de (localhost [127.0.0.1]) by smtp2.dismail.de (OpenSMTPD) with ESMTP id 9bb028a4 for ; Sat, 22 Dec 2018 15:46:07 +0100 (CET) Received: by dismail.de (OpenSMTPD) with ESMTPSA id 608a173e (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256:NO) for ; Sat, 22 Dec 2018 15:46:04 +0100 (CET) In-Reply-To: <87k1k2b0df.fsf@ngyro.com> (Timothy Sample's message of "Sat, 22 Dec 2018 00:23:40 -0500") 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" To: guix-devel@gnu.org Timothy Sample writes: > Hi Guix, > > Here=E2=80=99s an update about bootstrapping for you. Way to go! That's pretty awesome! > > I am very pleased to announce that Gash (having absorbed Geesh) is now > capable of building Bash without Bash, Coreutils, Grep, Sed, or Tar. > That is, Gash provides alternatives, written in Scheme, to all the > utilities needed by the =E2=80=9Cgnu-build-system=E2=80=9D that are norma= lly provided by > those packages. Note, however, that this work is still very much at the > =E2=80=9Cproof of concept=E2=80=9D level. > > This is exciting because it means that we are within sight of removing > each of those packages from the set of bootstrap binaries (in the > context Jan=E2=80=99s work on MES and the Guix =E2=80=9Creduced binary se= ed bootstrap=E2=80=9D). > AIUI, that means that, besides Guile and MES, the set of bootstrap > binaries need only contain AWK, Patch, Bzip2, Gzip, and XZ. > > There is still a lot to do. Concretely, Gash itself has to be > bootstrapped. There is some mildly bit-rotten code for this that will > have to be revived. Gash should also be ported to Guile 2.0, since that > is the current bootstrap Guile, and it would be nice not to change it. > (This shouldn=E2=80=99t be too hard.) > > As for the other utilities, I don=E2=80=99t really have a strategy for th= em. I > would imagine that writing a good-enough =E2=80=9Cpatch.scm=E2=80=9D woul= d not be too > hard. AWK is difficult, but after spending (way too much) time reading > =E2=80=9Cconfigure=E2=80=9D scripts, I think it could be avoided. > > You can see the latest code at (yes, > the URL needs an update). The work described in this message is on the > =E2=80=9Cwip-bootstrap=E2=80=9D branch. > > -- Tim > --=20 Joshua Branson Sent from Emacs and Gnus