From 04962b7d54788dcd61b8610a3ea4aa913ca2ac2d Mon Sep 17 00:00:00 2001
From: Nick Chambers <uplime@spookyinternet.com>
Date: Thu, 20 Oct 2022 15:51:26 -0500
Subject: [PATCH] Use PROMPT_COMMAND as an array

---
 dotlib/cattle.sh |  2 +-
 dotlib/prompt.sh | 10 +---------
 2 files changed, 2 insertions(+), 10 deletions(-)

diff --git a/dotlib/cattle.sh b/dotlib/cattle.sh
index 8fdbc99..4136b4c 100644
--- a/dotlib/cattle.sh
+++ b/dotlib/cattle.sh
@@ -24,5 +24,5 @@ kill-reaper() {
   done
 } &
 
-reaper_pid=$! prompt_cmds+=(ping-timer)
+reaper_pid=$! PROMPT_COMMAND+=(ping-timer)
 trap kill-reaper EXIT
diff --git a/dotlib/prompt.sh b/dotlib/prompt.sh
index b808531..d8e76c9 100644
--- a/dotlib/prompt.sh
+++ b/dotlib/prompt.sh
@@ -27,14 +27,6 @@ elif (( 10#$month == 12 && 10#$day < 26 )); then
 fi
 
 setup-prompt() {
-  local cmd
-
-  if [[ -v prompt_cmds[@] ]]; then
-    for cmd in "${prompt_cmds[@]}"; do
-      "$cmd"
-    done
-  fi
-
   if [[ -d .git ]]; then
     git_branch="$(command git branch --show-current) "
   else
@@ -42,7 +34,7 @@ setup-prompt() {
   fi
 }
 
-PROMPT_COMMAND=setup-prompt
+PROMPT_COMMAND+=(setup-prompt)
 PS1='\w $git_branch'
 
 if [[ -v SSH_CLIENT ]]; then