Unset command line options irrelevant to the current OS

README.md

@@ -57,6 +57,8 @@ git clone https://github.com/jamescherti/minimal-emacs.d ~/.emacs.d
    - Disables warnings from the legacy advice API and suppresses warnings about aliased variables.
    - Avoids unnecessary excessive UI updates.
    - Disables font compacting to avoid high memory usage.
+   - Defer tool bar setup
+   - Unset command line options irrelevant to the current OS
 
 2. **Native Compilation and Byte Compilation:**
    - Configures native compilation and byte compilation settings

early-init.el

@@ -195,7 +195,15 @@
     ;; Shave seconds off startup time by starting the scratch buffer in
     ;; `fundamental-mode'
     (setq initial-major-mode 'fundamental-mode
-          initial-scratch-message nil)))
+          initial-scratch-message nil)
+
+    (unless minimal-emacs-debug
+      ;; Unset command line options irrelevant to the current OS. These options
+      ;; are still processed by `command-line-1` but have no effect.
+      (unless (eq system-type 'darwin)
+        (setq command-line-ns-option-alist nil))
+      (unless (memq initial-window-system '(x pgtk))
+        (setq command-line-x-option-alist nil)))))
 
 ;;; Native compilation and Byte compilation
 
@@ -235,6 +243,7 @@
   (unless (memq window-system '(mac ns))
     (setq menu-bar-mode nil)))
 
+(unless (daemonp)
   (unless noninteractive
     ;; Temporarily override the tool-bar-setup function to prevent it from
     ;; running during the initial stages of startup
@@ -242,7 +251,7 @@
     (define-advice startup--load-user-init-file
         (:before (&rest _) minimal-emacs-setup-toolbar)
       (advice-remove #'tool-bar-setup #'ignore)
-    (tool-bar-setup)))
+      (tool-bar-setup))))
 (when minimal-emacs-disable-tool-bar
   (push '(tool-bar-lines . 0) default-frame-alist)
   (setq tool-bar-mode nil))