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avoid forking subshell to test if user is root
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@ -1,4 +1,4 @@
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if [ "$(whoami)" = "root" ]; then CARETCOLOR="red"; else CARETCOLOR="blue"; fi
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if [ $UID -eq 0 ]; then CARETCOLOR="red"; else CARETCOLOR="blue"; fi
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local return_code="%(?..%{$fg[red]%}%? ↵%{$reset_color%})"
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