In /usr/bin/efricas line 2: AXIOMEDITOR='emacsclient +$line $name >/dev/null 2>&1' ^-- SC2016: Expressions don't expand in single quotes, use double quotes for that. In /usr/bin/efricas line 7: emacs --eval '(progn (server-start) (setq load-path (cons (quote "/usr/lib/x86_64-linux-gnu/fricas/emacs") load-path)) (setq auto-mode-alist (cons (quote ("\\.fri$" . fricas-mode)) auto-mode-alist)) (require (quote fricas)))' -f fricas $@; ^-- SC2068: Double quote array expansions to avoid re-splitting elements. For more information: https://www.shellcheck.net/wiki/SC2068 -- Double quote array expansions to ... https://www.shellcheck.net/wiki/SC2016 -- Expressions don't expand in singl...