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Newsgroups: gnu.bash.bug
Subject: Re: [readline] Multibyte invisible chars cause weird prompt length calculation issue
Date: Wed, 27 Nov 2019 20:25:05 +0300
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Approved: bug-bash@gnu.org
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Xref: csiph.com gnu.bash.bug:15663

> Debian's /etc/skel/.bashrc contains these lines:
> 
> if [ "$color_prompt" = yes ]; then
>     
> PS1='${debian_chroot:+($debian_chroot)}\[\033[01;32m\]\u@\h\[\033[00m
> \]:\[\033[01;34m\]\w\[\033[00m\]\$
>  '
> else
>     PS1='${debian_chroot:+($debian_chroot)}\u@\h:\w\$ '
> fi
> 
> The leading \[\e]0... part appears to be a local addition.
> 

It's there, a few lines below. See 
https://sources.debian.org/src/bash/5.0-5/debian/skel.bashrc/#L69