From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Uwe Brauer Newsgroups: gmane.emacs.devel Subject: Re: emacs-repository-version not defined when cloned with mercurial Date: Sat, 10 Aug 2019 10:29:21 +0200 Message-ID: <878ss1a0f2.fsf@mat.ucm.es> References: Reply-To: Uwe Brauer Mime-Version: 1.0 Content-Type: multipart/signed; boundary="=-=-="; micalg=sha256; protocol="application/pkcs7-signature" Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="205938"; mail-complaints-to="usenet@blaine.gmane.org" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux) To: emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sat Aug 10 10:29:42 2019 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1hwMku-000rNH-1B for ged-emacs-devel@m.gmane.org; Sat, 10 Aug 2019 10:29:40 +0200 Original-Received: from localhost ([::1]:35372 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hwMkt-0007O7-3K for ged-emacs-devel@m.gmane.org; Sat, 10 Aug 2019 04:29:39 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:57415) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hwMko-0007Ny-1n for emacs-devel@gnu.org; Sat, 10 Aug 2019 04:29:35 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hwMkm-0002GJ-Su for emacs-devel@gnu.org; Sat, 10 Aug 2019 04:29:33 -0400 Original-Received: from mail-wr1-x430.google.com ([2a00:1450:4864:20::430]:33936) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1hwMkm-0002FP-38 for emacs-devel@gnu.org; Sat, 10 Aug 2019 04:29:32 -0400 Original-Received: by mail-wr1-x430.google.com with SMTP id 31so100284160wrm.1 for ; Sat, 10 Aug 2019 01:29:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mat.ucm.es; s=google; h=from:to:subject:references:mail-copies-to:reply-to:date:message-id :user-agent:mime-version; bh=myX1QCEO1TAhkTLSCXmsvvsOG/pNDkNRPg6dTF8R2Lw=; b=Q1BxBxKX2PEtj2d8ryWQJPtJUT/daijmR3Of07zs1OEldJiFOlkVHgC4MGW0wCBkwu nRz6vKZPy/AFwbSfYaoY20Kp0krPcG2XH6O0QUU39MoOPXt3VI7LRUo0Jo0a83SLEXos h1SnMgEgsTZnAQfO6cDjBDr2l6q0N03RkHzEs= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:references:mail-copies-to :reply-to:date:message-id:user-agent:mime-version; bh=myX1QCEO1TAhkTLSCXmsvvsOG/pNDkNRPg6dTF8R2Lw=; b=rnVpvym20rKHF8vJl7OuWcbd7JW+uzFSvZZf0oIA3FgY0YJgn2lQLrmGg4E0Wb7Mn1 8qNh6YQBIu15iVKFXpH7k5LRhuSaggU2961e3ZUKy4WU1V9xnl7kT3hGA+tHdr14mpRU E7a/je6Y9dtKOom5WDgdMtIA6JzYqYFyACPWZMgzlohfi+9S9zPkhDXzmy3+h3lYVbyN zm47q/Yh3xkDVliMc4MIr0DId0YZbO1wK9Mf5q2etZiZ7HPo44PvvR/tiDVJWr69Vypm ffVzq1XwQ/Jx+XsBobCY7E+DzyF7emrogMlVA7tX9J5C0X0Q58Ga3zh5DrWGE4cdy+uC iVWw== X-Gm-Message-State: APjAAAVkW/auK0YRalms1FIkwHVDReuVB89qW6EmIOh6CvTdDfcXMArD 7ZwDzc/ATm/6yPxplA5cFQUf6dTWl3o= X-Google-Smtp-Source: APXvYqxIMz+DUMertXZnJF2lOIygVusiUmxPYwyLwl6wkmlwvAwYqTFbZJO7AmcUeA5pkYqyxiwpYg== X-Received: by 2002:a5d:664a:: with SMTP id f10mr14326794wrw.90.1565425769324; Sat, 10 Aug 2019 01:29:29 -0700 (PDT) Original-Received: from Utnapischtim (p2003000611CFBC46BD3C85E48EC5D86D.dip0.t-ipconnect.de. [2003:6:11cf:bc46:bd3c:85e4:8ec5:d86d]) by smtp.gmail.com with ESMTPSA id 15sm5754592wmk.34.2019.08.10.01.29.26 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 10 Aug 2019 01:29:27 -0700 (PDT) X-Mailer: emacs 27.0.50 (via feedmail 11-beta-1 I) Mail-Copies-To: never X-Hashcash: 1:20:190810:emacs-devel@gnu.org::TKwmWuMUk4rihkk7:0000000000000000000000000000000000000000007lP2 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2a00:1450:4864:20::430 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.23 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" Xref: news.gmane.org gmane.emacs.devel:239294 Archived-At: --=-=-= Content-Type: text/plain Content-Transfer-Encoding: quoted-printable >>> "PE" =3D=3D Paul Eggert writes: > On 8/9/19 8:40 AM, Uwe Brauer wrote: >> Any change to tell emacs to use the mercurial hash tag? > Sorry, it's not clear what you're asking for here. If you'd like to > write and debug the feature it sounds like it'd be a good thing to add > to Emacs, though I wouldn't expect it to appear unless a > Mercurial-using developer takes the initiative to develop it since it > should be needed only by developers of Emacs. I know mercurial reasonably well (but I am not a mercurial developer). I am compiling and running the GNU emacs from the git repository. As I said I cloned it to mercurial using the git plugin. This plugin translate the git and the mercurial hash with out problem. I looked now in the relevant code in version.el It goes as follows: #+begin_src elisp :noexport (defun emacs-repository-version-git (dir) "Ask git itself for the version information for directory DIR." (message "Waiting for git...") (with-temp-buffer (let ((default-directory (file-name-as-directory dir))) (and (eq 0 (with-demoted-errors "Error running git rev-parse: %S" (call-process "git" nil '(t nil) nil "rev-parse" "HEAD"))) (progn (goto-char (point-min)) (looking-at "[0-9a-fA-F]\\{40\\}")) (match-string 0))))) (defun emacs-repository-get-version (&optional dir external) "Try to return as a string the repository revision of the Emacs sources. The format of the returned string is dependent on the VCS in use. Value is nil if the sources do not seem to be under version control, or if we could not determine the revision. Note that this reports on the current state of the sources, which may not correspond to the running Emacs. Optional argument DIR is a directory to use instead of `source-directory'. Optional argument EXTERNAL is ignored." (emacs-repository-version-git (or dir source-directory))) #+end_src The git command=20 git rev-parse HEAD corresponds to the mercurial command=20 hg parent --template '{node}\n' I will try to implement the relevant=20 emacs-repository-version-hg=20 Command. Not sure what to do with emacs-repository-get-version though. Maybe I should define a new variable emacs-use-hg=20 Which per default is nil. 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