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elpa2nix: inline string-empty-p to support Emacs 26

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Fixes https://github.com/NixOS/nixpkgs/issues/352907
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Lin Jian 2024-11-02 00:27:38 +08:00
parent f2b00cb5ef
commit 3c433c9144
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1 changed files with 3 additions and 2 deletions
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pkgs/applications/editors/emacs/build-support/elpa2nix.el
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@ -34,9 +34,10 @@ The file can either be a tar file or an Emacs Lisp file."
(let ((flag (getenv "turnCompilationWarningToError"))) (let ((flag (getenv "turnCompilationWarningToError")))
(when (and flag (when (and flag
(not (string-empty-p flag))) ;; we do not use `string-empty-p' because it requires subr-x in Emacs <= 26
(not (string= flag "")))
(setq byte-compile-error-on-warn t))) (setq byte-compile-error-on-warn t)))
(let ((flag (getenv "ignoreCompilationError"))) (let ((flag (getenv "ignoreCompilationError")))
(when (string-empty-p flag) (when (string= flag "")
(setq byte-compile-debug t))) (setq byte-compile-debug t)))