From 6967bae299ab81ee572124fe5980bdcbfd035024 Mon Sep 17 00:00:00 2001
From: Oleg Broytman <phd@phdru.name>
Date: Mon, 22 Aug 2022 18:53:18 +0300
Subject: [PATCH] .shellrc: Use `PS1+=` to avoid overriding `PS1`

---
 admin/prog/bash_prompt | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/admin/prog/bash_prompt b/admin/prog/bash_prompt
index 14e6dc2..1cb2c42 100644
--- a/admin/prog/bash_prompt
+++ b/admin/prog/bash_prompt
@@ -124,10 +124,10 @@ set_prompt() {
       # in the terminal title
       case "$TERM" in
          *rxvt*|screen*|*term*|vt100)
-            PS1="\033]0;${debian_chroot:+($debian_chroot)}\u@\h:\w\007" # Set xterm title/icon
+            PS1+="\033]0;${debian_chroot:+($debian_chroot)}\u@\h:\w\007" # Set xterm title/icon
             case "$TERM" in
                screen*)
-                  PS1="\033P${PS1}\033\\\\" # Set xterm title/icon under screen/tmux
+                  PS1+="\033P${PS1}\033\\\\" # Set xterm title/icon under screen/tmux
                   if [ -z "$MC_SID" ]; then
                      PS1+="\033k${_SHORT_PROMPT}\033\\\\" # Set screen/tmux caption
                   fi
-- 
2.39.2