Date: Sun, 07 Feb 2010 09:49:54 +0100 From: Dominic Fandrey <kamikaze@bsdforen.de> To: perryh@pluto.rain.com Cc: guru@unixarea.de, m.seaman@black-earth.co.uk, freebsd-questions@freebsd.org Subject: Re: backup terminal title Message-ID: <4B6E7EB2.7040408@bsdforen.de> In-Reply-To: <4B6E6F24.3090609@bsdforen.de> References: <4B6D62B3.4070702@bsdforen.de> <20100206125554.GA2173@current.Sisis.de> <4B6D74EF.2090106@bsdforen.de> <4B6D80F3.7050707@black-earth.co.uk> <4B6D8377.1090005@bsdforen.de> <4B6D9B6B.40800@bsdforen.de> <4b6e2885.uAuY%2Ba00oT7AqSzy%perryh@pluto.rain.com> <4B6E6F24.3090609@bsdforen.de>
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Dominic Fandrey wrote: > perryh@pluto.rain.com wrote: >>> I wish to use the "\033]0;%s\007" sequence in a shell-script to >>> set the title of a terminal. But only if I am able to undo it. >>> >>> My requirement is that this must be done without using anything >>> outside the base system. >> There is an escape sequence which will cause the terminal to echo >> back its current title, but it's a bit tricky to use given only >> base-system tools because the echo ends with, IIRC, \007 rather >> than \n. It may be possible in some shells to temporarily set the >> line-end character to \007. You probably also want to (somehow) >> cover problematic cases like terminals that don't reply to the >> inquiry even though TERMCAP implies that they should. > > That actually doesn't sound tricky at all, remember that the > original sequence to change the title also ends with \007. > Where can I find this magical sequence? > > I've been trying to read: > http://www.xfree86.org/current/ctlseqs.html > > But the Syntax is really cryptic. I finally got it: printf "\033[22;0t" This stores the current icon and window titles on a stack. printf "\033[23;0t" This restores them from the stack. It works fine with xterm, has no effect on rxvt-unicode (which I am using), though. That might well be a termcap problem. I've got to look into this. -- A: Because it fouls the order in which people normally read text. Q: Why is top-posting such a bad thing? A: Top-posting. Q: What is the most annoying thing on usenet and in e-mail?
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