From owner-freebsd-hackers Thu Mar 14 01:24:49 1996 Return-Path: owner-hackers Received: (from root@localhost) by freefall.freebsd.org (8.7.3/8.7.3) id BAA10742 for hackers-outgoing; Thu, 14 Mar 1996 01:24:49 -0800 (PST) Received: from who.cdrom.com (who.cdrom.com [204.216.27.3]) by freefall.freebsd.org (8.7.3/8.7.3) with SMTP id BAA10736 for ; Thu, 14 Mar 1996 01:24:46 -0800 (PST) Received: from irz301.inf.tu-dresden.de (irz301.inf.tu-dresden.de [141.76.1.11]) by who.cdrom.com (8.6.12/8.6.11) with ESMTP id BAA03759 for ; Thu, 14 Mar 1996 01:24:42 -0800 Received: from sax.sax.de by irz301.inf.tu-dresden.de (8.6.12/8.6.12-s1) with ESMTP id KAA24867 for ; Thu, 14 Mar 1996 10:20:44 +0100 Received: by sax.sax.de (8.6.11/8.6.12-s1) with UUCP id KAA26203 for freebsd-hackers@freebsd.org; Thu, 14 Mar 1996 10:20:43 +0100 Received: (from j@localhost) by uriah.heep.sax.de (8.7.4/8.6.9) id JAA00855 for freebsd-hackers@freebsd.org; Thu, 14 Mar 1996 09:58:59 +0100 (MET) From: J Wunsch Message-Id: <199603140858.JAA00855@uriah.heep.sax.de> Subject: Re: using ddb to debug a double-panic? To: freebsd-hackers@freebsd.org (FreeBSD hackers) Date: Thu, 14 Mar 1996 09:58:58 +0100 (MET) Reply-To: joerg_wunsch@uriah.heep.sax.de (Joerg Wunsch) In-Reply-To: <199603140733.IAA22979@nixpbe.pdb.sni.de> from "Greg Lehey" at Mar 14, 96 08:30:16 am X-Phone: +49-351-2012 669 X-Mailer: ELM [version 2.4 PL24 ME8a] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-hackers@freebsd.org X-Loop: FreeBSD.org Precedence: bulk As Greg Lehey wrote: > > Alt-D is ``ESC D'', right? > > No, it's M-D. You can usually simulate it with ESC-D, but it's not > the same thing. Emacs on serial terminals used to accept a character > with bit 7 set as M-, and that's what it did (I think, I'm > on thin ice here) with the ESC prefix. Nowadays, with an X interface, > it handles things differently. Even without X11, it depends on the ``input-mode'' how it interprets bit 7. Interpreting it as `Meta' prevents one from using an 8-bit characterset. > > Huh? The console can run on a (not known to DDB) serial terminal! > > Yes, I acknowledged this elsewhere. I still think that this would be > the exception, though. Nope. Only weird people use DDB. Only weird people use serial consoles. As long as the fallback to something like ^P and ^N is there, it wouldn't hurt either to assume the serial console to be ANSI-compliant (i.e., the arrow keys generate ESC [ A...D or ESC O A...D). -- cheers, J"org joerg_wunsch@uriah.heep.sax.de -- http://www.sax.de/~joerg/ -- NIC: JW11-RIPE Never trust an operating system you don't have sources for. ;-)