From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.ciao.gmane.io!not-for-mail From: Glenn Morris Newsgroups: gmane.emacs.bugs Subject: bug#37564: [PATCH] don't export LINES and COLUMNS env vars in term to fix ncurses applications Date: Tue, 21 Jan 2020 22:38:10 -0500 Message-ID: References: <87y2y5lfnb.fsf@1e0.co.uk> <83eezxatsv.fsf@gnu.org> <87tv8slb6w.fsf@mattleach.net> <83a7aka1q5.fsf@gnu.org> <87sgocfh8c.fsf@mattleach.net> <83y2y48f8u.fsf@gnu.org> <87o8z0few1.fsf@mattleach.net> <83sgob98zk.fsf@gnu.org> <9ipnjdemzv.fsf@fencepost.gnu.org> <878sq0jqi6.fsf@mattleach.net> <87o8uyrlja.fsf@marxist.se> <83pnfevsbv.fsf@gnu.org> <7nd0bd8w1e.fsf@fencepost.gnu.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="ciao.gmane.io:159.69.161.202"; logging-data="106861"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus (www.gnus.org), GNU Emacs (www.gnu.org/software/emacs/) Cc: matthew@mattleach.net, 37564@debbugs.gnu.org, Stefan Kangas To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Wed Jan 22 04:39:13 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 1iu6rI-000Rle-QJ for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 22 Jan 2020 04:39:12 +0100 Original-Received: from localhost ([::1]:36196 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iu6rH-0001ui-Lo for geb-bug-gnu-emacs@m.gmane-mx.org; Tue, 21 Jan 2020 22:39:11 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:49914) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iu6r9-0001sE-0l for bug-gnu-emacs@gnu.org; Tue, 21 Jan 2020 22:39:03 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iu6r7-0002aN-TA for bug-gnu-emacs@gnu.org; Tue, 21 Jan 2020 22:39:02 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:42865) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1iu6r7-0002aI-QC for bug-gnu-emacs@gnu.org; Tue, 21 Jan 2020 22:39:01 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1iu6r7-0007XW-Na for bug-gnu-emacs@gnu.org; Tue, 21 Jan 2020 22:39:01 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Glenn Morris Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 22 Jan 2020 03:39:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 37564 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: patch Original-Received: via spool by 37564-submit@debbugs.gnu.org id=B37564.157966430228932 (code B ref 37564); Wed, 22 Jan 2020 03:39:01 +0000 Original-Received: (at 37564) by debbugs.gnu.org; 22 Jan 2020 03:38:22 +0000 Original-Received: from localhost ([127.0.0.1]:48838 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1iu6qU-0007Wa-24 for submit@debbugs.gnu.org; Tue, 21 Jan 2020 22:38:22 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:40806) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1iu6qS-0007WN-ON for 37564@debbugs.gnu.org; Tue, 21 Jan 2020 22:38:21 -0500 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:59211) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1iu6qM-0002L1-GT; Tue, 21 Jan 2020 22:38:14 -0500 Original-Received: from rgm by fencepost.gnu.org with local (Exim 4.82) (envelope-from ) id 1iu6qI-0007KS-R2; Tue, 21 Jan 2020 22:38:11 -0500 X-Spook: Cyber Command Ft. Bragg FDA SP4 Pork Plame outage Bin X-Ran: ?.eWok<;4mbn1o9j (Glenn Morris's message of "Mon, 20 Jan 2020 19:58:53 -0500") X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.51.188.43 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:175039 Archived-At: PS for an example of the effect, one can use some of the programs in the ncurses-examples from https://invisible-island.net/ncurses/ncurses-examples.html eg "worm". If I run it in an xfce4-terminal, then maximise the terminal, the worms spread over the whole screen. If I "export LINES" and COLUMNS beforehand, then the worms don't expand beyond the original terminal size. The same effect is visible in Emacs's M-x term with and without the LINES/COLUMNS variables.