From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Robert Pluim Newsgroups: gmane.emacs.help Subject: Re: . is undefined (when pressing C-.): is ssh behaving odd? Date: Mon, 06 Dec 2021 18:25:27 +0100 Message-ID: <87mtldhchk.fsf@gmail.com> References: <87ee6tiwq3.fsf@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="40141"; mail-complaints-to="usenet@ciao.gmane.io" Cc: help-gnu-emacs To: Luca Ferrari Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Mon Dec 06 18:26:13 2021 Return-path: Envelope-to: geh-help-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 1muHkj-000AGx-LU for geh-help-gnu-emacs@m.gmane-mx.org; Mon, 06 Dec 2021 18:26:13 +0100 Original-Received: from localhost ([::1]:47274 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1muHki-0003R3-LT for geh-help-gnu-emacs@m.gmane-mx.org; Mon, 06 Dec 2021 12:26:12 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:44600) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1muHk5-0003Qc-4H for help-gnu-emacs@gnu.org; Mon, 06 Dec 2021 12:25:34 -0500 Original-Received: from [2a00:1450:4864:20::430] (port=44674 helo=mail-wr1-x430.google.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1muHk2-0001ol-GC for help-gnu-emacs@gnu.org; Mon, 06 Dec 2021 12:25:32 -0500 Original-Received: by mail-wr1-x430.google.com with SMTP id t18so45517wrg.11 for ; Mon, 06 Dec 2021 09:25:30 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:references:date:in-reply-to:message-id :mime-version:content-transfer-encoding; bh=HKIYYduIameYSKJQzASHyTjMJqg2IKvBdp/M69bYZIk=; b=ORQ983qMBaKJ+Fk60zKJxbzef4i24p7lYQQbyA9XhvAEQuu7al+HMAj4rNj5W9FigE wjSKxL83cKyVPncfK6H7+ht04jLbnTNS7Ee4xPI4ko3l5AoDo3kScE3S6fojtphMrJNh MFStXZy6A85Ob5ExZH7hmvCYpPRVnpk4d8S/sPvrOQ+vooezc9lEAlVrrpUiYDMAs2rt e03gLVWML/rbRTEAyc22dMTstwbJFmZ9hghnDcTZhIFoc8jUpXOBtEy7iWbnCFLMWfHp qnJ3uC2R2K8Ghk7Dc341lH+QZC4VaOzuEz6P0MPjwSYrELixMKGpijsXJSFbYTudKwIp ecdA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:references:date:in-reply-to :message-id:mime-version:content-transfer-encoding; bh=HKIYYduIameYSKJQzASHyTjMJqg2IKvBdp/M69bYZIk=; b=5OdXXWt6zEVIuEtEPJApOupUzWddrBMEyWdWO9D8J+vQQCyRcU//hPuiDwSFcU6adU 9F6AO4M8jFZpBmjpngSBICL3wkMs6CD7UjBG9sgFk365zPNQLY/Mx95DUodvWy+TgfV2 Ye4qE+0U1n71WlwrXucKD20nuHtTjvbKFxdX1S0ckJry1WA/xiUDNRgC7lP8khtbKKlJ LoZLE0IubsPSo0O9ZFIGnzF6tBzyYaMZlEXgbjEIqAMWNHF5HSdYKGt2sn6AY7hkEAO+ x+/xmbe/gjsMc2iTJlxr0YoSn1i2OPOb1nnm5Ca75LT3LLY0T19P4+dy7iCazZG3RFdI v7Jg== X-Gm-Message-State: AOAM532nr4lJJx27ThYnVEHgupbjXjFGww4NlAJqalxBa0mRPta2P8ie hVb83QacCA1Ex4HiqNwJFyjGIsouF74= X-Google-Smtp-Source: ABdhPJwMxILjvp55+UFXbP3PQcBvQ4tSXZjf7yYAPEZ9qgWvtAjZsmTH0bsqzro/2UpPCUbH+7nlbg== X-Received: by 2002:a5d:550f:: with SMTP id b15mr44747147wrv.212.1638811528893; Mon, 06 Dec 2021 09:25:28 -0800 (PST) Original-Received: from rltb ([2a01:e0a:3f3:fb50:4dc:c52f:2231:28b1]) by smtp.gmail.com with ESMTPSA id y6sm13925454wma.37.2021.12.06.09.25.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 06 Dec 2021 09:25:28 -0800 (PST) In-Reply-To: (Luca Ferrari's message of "Mon, 6 Dec 2021 18:21:16 +0100") X-Host-Lookup-Failed: Reverse DNS lookup failed for 2a00:1450:4864:20::430 (failed) Received-SPF: pass client-ip=2a00:1450:4864:20::430; envelope-from=rpluim@gmail.com; helo=mail-wr1-x430.google.com X-Spam_score_int: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, PDS_HP_HELO_NORDNS=0.001, RCVD_IN_DNSWL_NONE=-0.0001, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "help-gnu-emacs" Xref: news.gmane.io gmane.emacs.help:134862 Archived-At: >>>>> On Mon, 6 Dec 2021 18:21:16 +0100, Luca Ferrari = said: Luca> On Fri, Dec 3, 2021 at 3:33 PM Robert Pluim wr= ote: >>=20 >> >>>>> On Fri, 3 Dec 2021 12:34:10 +0100, Luca Ferrari said: >>=20 Luca> So far, so good, if I do M-x embark I can see that is bound to C-= . as expected. Luca> But when I press C-. I got ". is undefined". Luca> I'm using emacs thru ssh, if that matters, which I suspect is Luca> something that6 is going to handle C, even if C-x C-f (as an exam= ple) >>=20 >> tty's can=CA=BCt produce 'C-.' Luca> Could you elaborate a little more about that? Rationale and/or Luca> possible fix if any? There are limitations to the keys that can be produced when using a tty (such as when you=CA=BCre logged in over ssh, or running 'emacs -nw'). One of those is that certain Ctrl combinations simply won't work: C-. is one of them. There is no fix: it=CA=BCs an inherent limitation of the tty technology. Robert --=20