From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Andreas Politz Newsgroups: gmane.emacs.devel Subject: Re: Thoughts on the buffer positions in the byte compiler's warning messages. Date: Fri, 14 Oct 2016 00:58:49 +0200 Message-ID: <87eg3jrh3q.fsf@hochschule-trier.de> References: <20160918152303.GA3576@acm.fritz.box> <20160918173851.GB3576@acm.fritz.box> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1476400176 31904 195.159.176.226 (13 Oct 2016 23:09:36 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Thu, 13 Oct 2016 23:09:36 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.1.50 (gnu/linux) Cc: emacs-devel@gnu.org To: Alan Mackenzie Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Fri Oct 14 01:09:27 2016 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bup7l-00065G-Gd for ged-emacs-devel@m.gmane.org; Fri, 14 Oct 2016 01:09:17 +0200 Original-Received: from localhost ([::1]:44030 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bup7k-0004HV-24 for ged-emacs-devel@m.gmane.org; Thu, 13 Oct 2016 19:09:16 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:52510) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1buoxx-0006Tf-8z for emacs-devel@gnu.org; Thu, 13 Oct 2016 18:59:10 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1buoxs-0007Np-9W for emacs-devel@gnu.org; Thu, 13 Oct 2016 18:59:08 -0400 Original-Received: from gateway-a.fh-trier.de ([143.93.54.181]:35897) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1buoxr-0007KT-WA for emacs-devel@gnu.org; Thu, 13 Oct 2016 18:59:04 -0400 X-Virus-Scanned: by Amavisd-new + McAfee uvscan + ClamAV [Rechenzentrum Hochschule Trier (RZ/HT)] Original-Received: from localhost (ip5f5bdf6a.dynamic.kabel-deutschland.de [95.91.223.106]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) (Authenticated sender: politza) by gateway-a.fh-trier.de (Postfix) with ESMTPSA id CBD9317994A5; Fri, 14 Oct 2016 00:58:49 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha1; c=simple/simple; d=hochschule-trier.de; s=default; t=1476399529; bh=vSRKEmhnqXG9cozUAlhkeGR952g=; h=From:To:Cc:Subject:References:Date:In-Reply-To:Message-ID: MIME-Version:Content-Type; b=bA7gtKiUy3PEUdeCY+BiKo2HY1ZOE63ehsceWlQdyUJxh0+ygF/wbQFBd6wFUHGFi hNE+tPVQGIh2Egn9Ou5NG+ksWAxd4lRe9mLzZoFZOtTgsdABOjQPQHletiYKfeiIuW ZayKuJe6yjJZY2wAGj6qm2rvfoaRnbQD9gqPKmlY= In-Reply-To: <20160918173851.GB3576@acm.fritz.box> (Alan Mackenzie's message of "Sun, 18 Sep 2016 17:38:51 +0000") X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-Received-From: 143.93.54.181 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 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:208223 Archived-At: Alan Mackenzie writes: > What's needed is to construct a hash table whose key is a cons cell in > the form which the reader has just built[...] Edebug already does something similar. (defun read-with-offsets (&optional buffer position) (unless buffer (setq buffer (current-buffer))) (setq buffer (get-buffer buffer)) (unless position (setq position (with-current-buffer buffer (point)))) (let (edebug-offsets edebug-offsets-stack edebug-current-offset) (with-current-buffer buffer (save-excursion (goto-char position) (cons (edebug-read-storing-offsets (current-buffer)) edebug-offsets))))) -ap