updated how prompt alert works

install.sh

@@ -1,5 +1,7 @@
 #!/usr/bin/bash
 
+# This could be done with a link, but since the resman code resides in my own home directory,
+# most people would not have permission to execute that file.
 cp ./resman.py /usr/bin/resman
 echo "Installed successfully at /usr/bin/resman. Make sure /usr/bin is in \$PATH"
 

prompt-alert.sh

@@ -1,13 +1,2 @@
-# Set RESMAN_ALERT to a red `!` when the system is reserved
-update_resman_alert() {
-    if resman; then
-        RESMAN_ALERT=""
-    else
-        RESMAN_ALERT=$'\e[31m!\e[0m'
-    fi
-}
-
-PS1='${RESMAN_ALERT}'$PS1
-
-# Recompute RESMAN_ALERT every time the prompt is refreshed
-PROMPT_COMMAND="update_resman_alert;${PROMPT_COMMAND:+$PROMPT_COMMAND}"
+_RESMAN_WORD="server in use..."
+PS1='$(if resman; then echo; else printf "\[\033[0;31m\](${_RESMAN_WORD})\[\033[0m\] "; fi)'"${PS1}"