Re: Dynamic Title

[Asif Iqbal]

On Wed, Jun 3, 2009 at 7:29 AM, Brian Kroth <address@hidden> wrote:
> Asif Iqbal <address@hidden> 2009-06-02 17:47:
>> On Tue, Jun 2, 2009 at 5:36 PM, Dan Mahoney, System Admin
>> <address@hidden> wrote:
>> > On Tue, 2 Jun 2009, Asif Iqbal wrote:
>> >
>> >> On Tue, Jun 2, 2009 at 5:07 PM, Dan Mahoney, System Admin
>> >> <address@hidden> wrote:
>> >>>
>> >>> On Tue, 2 Jun 2009, Asif Iqbal wrote:
>> >>>
>> >>>> On Tue, Jun 2, 2009 at 4:44 PM, Dan Mahoney, System Admin
>> >>>> <address@hidden> wrote:
>> >>>>>
>> >>>>> On Tue, 2 Jun 2009, Asif Iqbal wrote:
>> >>>>>
>> >>>>>> This is what I have done on the screen server to achieve dynamic
>> >>>>>> title.
>> >>>>>>
>> >>>>>> in .bashrc :
>> >>>>>>
>> >>>>>> PROMPT_COMMAND='if [ $TERM = "screen" ]; then printf
>> >>>>>> "\033k${HOSTNAME%%.*}\033\\" ; fi'
>> >>>>>>
>> >>>>>> in .ssh/config :
>> >>>>>> # this won't work unless your screen server has openssh 5.1 or above
>> >>>>>> host *
>> >>>>>>  PermitLocalCommand   yes
>> >>>>>>  LocalCommand /path/to/screen_ssh.sh %n
>> >>>>>>
>> >>>>>>
>> >>>>>> in screen_ssh.sh :
>> >>>>>> # got the idea from http://www.tenshu.net/screen_ssh/
>> >>>>>
>> >>>>> Why would you tie this to your ssh command at all?
>> >>>>>
>> >>>>> I have a postcmd in my shell like this (this is tcsh):
>> >>>>>
>> >>>>> alias postcmd   'printf "\033%s%s %s %s\033\\" "k" "\!#:0" "\!#:$"
>> >>>>> "[$HOST]"'
>> >>>>
>> >>>> You need to create that alias on every hosts. I have 300 of them.
>> >>>
>> >>> Nope, just the one I ssh out from.  I ssh into about as many hosts as you
>> >>> do, but only one or two "home" servers (where my keys live, etc).
>> >>>
>> >>> Better put, your shell only needs to be modified on machines you run
>> >>> "screen" on.
>> >>>
>> >>
>> >> with your setup when you ssh to a host it changes the title fine, but
>> >> when exit from it
>> >> the title does not change back.
>> >
>> > Yes, when I exit from it, it changes back because my prompt on my main
>> > machine is set thusly:
>> >
>> > set prompt="%{\ektsch [$HOST]\e\\%}"\%
>> >
>>
>> Ok it is more than just postcmd. Let me know if you can make it work
>> for bash users.
>>
>> I dont use tcsh
>
> This is basically what you're looking for:
> http://www.twistedmatrix.com/users/glyph/preexec.bash.txt

I am happy w/ the solution I posted for bash. But thanks for your script
and the example below

>
> I posted a small example of how to use it with screen (and other long
> running commands) for window title changing in an earlier thread:
>
> http://lists.gnu.org/archive/html/screen-users/2009-04/msg00043.html
>
> There are ways around the LC_* "requirements" I posted earlier.
>
> Brian
>





-- 
Asif Iqbal
PGP Key: 0xE62693C5 KeyServer: pgp.mit.edu
A: Because it messes up the order in which people normally read text.
Q: Why is top-posting such a bad thing?