Improve Tramp backward compatibility

* lisp/net/tramp-gvfs.el (while-no-input-ignore-events):
Add `dbus-event' for older Emacs versions.

diff --git a/lisp/net/tramp-gvfs.el b/lisp/net/tramp-gvfs.el
index 7323374c607966267b7fcd92d1bfffbda879f60b..0d23f5d88d58ef0c359612649369ff9b59ceec5a 100644 (file)
--- a/lisp/net/tramp-gvfs.el
+++ b/lisp/net/tramp-gvfs.el
@@ -872,6 +872,14 @@ arguments to pass to the OPERATION."
    (tramp-register-foreign-file-name-handler
     #'tramp-gvfs-file-name-p #'tramp-gvfs-file-name-handler)))
 
+;; Event type `dbus-event' is added to `while-no-input-ignore-events'
+;; in Emacs 29.1.  If it is missing, some packages like Helm report
+;; problems.  So we add it here.
+(when (and (featurep 'dbusbind)
+          (not (memq 'dbus-event while-no-input-ignore-events)))
+  (setq while-no-input-ignore-events
+       (cons 'dbus-event while-no-input-ignore-events)))
+
 \f
 ;; D-Bus helper function.