Fredrik Salomonsson schreef op za 14-05-2022 om 23:54 [+0000]: > +   (arguments > +    `(#:tests? #t > +      #:test-command '("ert-runner"))) Tests cannot be run when cross-compiling(*), try (arguments (list #:tests? (not (%current-target-system)) #:test-command #~'("ert-runner"))) instead. (*) unfortunately emacs-build-system does not support cross-compilation yet, so this cannot yet be tested for emacs packages. > +   (propagated-inputs `()) > +   (native-inputs (list emacs-ert-runner)) > +   (inputs `()) If there are no inputs or native-inputs, these fields can be ommitted. (Only a partial review, I did not look at anything else) Greetings, Maxime.