Found this on mariner. I don't think it's used atm, usually. But
it's clearly better.
if [ "$PS1" ]
then
HISTFILE=$HOME/.history/$HOST~$$~
- AUTOTITLE_STDOUT="%?u%U%!%?g(%G)%!%?u@%!%h:%d1~.> "
+ AUTOTITLE_STDOUT="%Edebian_chroot.%?u%U%!%?g(%G)%!%?u@%!%h:%d1~.> "
AUTOTITLE_WINDOW="%h - %d~. %Y.[U..[M..[D./..%X.L]..M]..R]./.. %U%?G(%G)%!"
AUTOTITLE_ICON="%h: %d3~. %Y.[U..[M..[D./..%X.L]..M]..R]./.."
export AUTOTITLE_STDOUT AUTOTITLE_WINDOW AUTOTITLE_ICON