From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Lars Ingebrigtsen Newsgroups: gmane.emacs.bugs Subject: bug#30529: 26.0.91; minibuffer errors change standard-output Date: Thu, 26 Nov 2020 14:52:21 +0100 Message-ID: <874klcql7u.fsf@gnus.org> References: <85po510xv9.fsf@gmail.com> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="24574"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) Cc: f.j.wright@live.co.uk, 30529@debbugs.gnu.org To: Francis Wright Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Thu Nov 26 14:53:22 2020 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1kiHi5-0006Fl-NL for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 26 Nov 2020 14:53:21 +0100 Original-Received: from localhost ([::1]:45244 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kiHi4-0004tg-DC for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 26 Nov 2020 08:53:20 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:50752) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kiHhm-0004t4-In for bug-gnu-emacs@gnu.org; Thu, 26 Nov 2020 08:53:03 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:56947) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1kiHhm-00044Y-BT for bug-gnu-emacs@gnu.org; Thu, 26 Nov 2020 08:53:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1kiHhm-0005Kq-B0 for bug-gnu-emacs@gnu.org; Thu, 26 Nov 2020 08:53:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Lars Ingebrigtsen Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Thu, 26 Nov 2020 13:53:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 30529 X-GNU-PR-Package: emacs Original-Received: via spool by 30529-submit@debbugs.gnu.org id=B30529.160639875520470 (code B ref 30529); Thu, 26 Nov 2020 13:53:02 +0000 Original-Received: (at 30529) by debbugs.gnu.org; 26 Nov 2020 13:52:35 +0000 Original-Received: from localhost ([127.0.0.1]:40260 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1kiHhK-0005K5-Dn for submit@debbugs.gnu.org; Thu, 26 Nov 2020 08:52:35 -0500 Original-Received: from quimby.gnus.org ([95.216.78.240]:50782) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1kiHhI-0005Jq-0i for 30529@debbugs.gnu.org; Thu, 26 Nov 2020 08:52:32 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnus.org; s=20200322; h=Content-Type:MIME-Version:Message-ID:In-Reply-To:Date: References:Subject:Cc:To:From:Sender:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=9VTHqL5xJbWHe/NPxT7Dgd50m7RfAIVEvw3Iy+0PBns=; b=oFaoOiVVUHFImubp7wRQutuFD+ OnEKCIxP3zM6LQi6W6awTQjfUBjjaJPjT5XWxKHy7TRDJPDsHHDBpQUg503e3HPwhIpacGgi9e5i1 /faM6fUvETpqs25GGGxe01vKm0ITWoCt02mOBD5F3jFS5CCM0QtXFjx66KlvLPX/t794=; Original-Received: from cm-84.212.202.86.getinternet.no ([84.212.202.86] helo=xo) by quimby.gnus.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1kiHh8-000290-QM; Thu, 26 Nov 2020 14:52:25 +0100 X-Now-Playing: Liaisons Dangereuses's _Liaisons Dangereuses_: "El macho y la nena" In-Reply-To: <85po510xv9.fsf@gmail.com> (Francis Wright's message of "Mon, 19 Feb 2018 16:04:26 +0000") X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:194320 Archived-At: Francis Wright writes: > A user-error in the minibuffer can change the value of standard-output > (to t) within the environment that invoked the minibuffer, whereas I > think the minibuffer should rebind standard-output locally and not > change its global value. Here is a simple way to illustrate this > problem. Evaluate the following: > > (defun STANDARD-LISP () > "Run Standard LISP with input via the minibuffer and output via a buffer." > (interactive) > (switch-to-buffer (get-buffer-create "*Standard LISP*")) > (let (value > (standard-output (current-buffer))) > (while t > (terpri) > (princ "Eval: ") > (setq value (read)) > ;; (read) errors change standard-output to *Messages* buffer, > ;; so... > ;; (setq standard-output (current-buffer)) > (prin1 value) (terpri) > (setq value (eval value)) > (terpri) > (princ "====> ") (princ value) (terpri)))) (This bug report unfortunately got no response at the time.) This problem is still present in Emacs 28. I tried following the code logic for a couple of minutes to see just what it is that's (re)setting `standard-output' here, but was unable to locate the location. Anybody know? -- (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no