СР
phrippy@ford ~ % echo $SHELL
/bin/zsh
phrippy@ford ~ % echo $PS1
%B%F{red}%(?..%? )%f%b%B%F{blue}%n%f%b@%m %B%40<..<%~%<< %b%#
phrippy@ford ~ % PS1='ratata'
phrippy@ford ~ % echo $PS1
%B%F{red}%(?..%? )%f%b%B%F{blue}%n%f%b@%m %B%40<..<%~%<< %b%#
phrippy@ford ~ % bash
[phrippy@ford ~]$ echo $PS1
[\u@\h \W]\$
[phrippy@ford ~]$ PS1='ratata'
ratataecho $PS1
ratata
ratataecho 'Что происходит?'
Что происходит?
ratata