Re: Updating the Xterm title with every execution?

["Larry P . Schrof" <larry@schrof.net>]

The color in expansions is a cool idea, but I'm wondering what the
first half of the patch can do that preexec can't?

Thanks.

- Larry

On Thu, Mar 25, 1999 at 01:55:44PM -0800, Greg Badros wrote:
> Ryan Tennant <rtennant@trcinc.com> writes:
> 
> > Hello.  I am trying to update the Xterm title every time I execute an
> > application, script, etc.  To do this, it would seem logical that I have to
> > process the commands I enter at the command line before executing them.  Zsh
> > seems to offer some preprocessing functionality, but not so much that I can
> > ask it to preprocess command line information and then execute an arbitrary
> > command.
> 
> You should take a look at my patch to zsh-3.0.5:
> 
> http://www.cs.washington.edu/homes/gjb/patches/zsh-3.0.5-color-postprompt.README
> http://www.cs.washington.edu/homes/gjb/patches/zsh-3.0.5-color-postprompt.patch
> 
> it adds a POSTPROMPT that lets zsh output an arbitrary prompt-like
> expression *after* reading a command (optionally delaying some
> configurable number of seconds).  I use this with XTerm escape sequences 
> to do exactly as you suggest (and in fact this was the motivating
> problem-- I just generalized it in case anyone else can think of other
> cool things to use it for).  My Xterm titles reflect the name of the
> last command that ran for more than $PPTMOUT (=5) seconds.
> 
> The patch also adds colorization (a la GNU color-ls) to the completion
> lists.  (Also a run-time option).
> 
> Enjoy!
> 
> Greg J. Badros
> gjb@cs.washington.edu
> Seattle, WA  USA
> http://www.cs.washington.edu/homes/gjb