Function: ediff-get-session-activity-marker
ediff-get-session-activity-marker is a byte-compiled function defined
in ediff-mult.el.gz.
Signature
(ediff-get-session-activity-marker SESSION)
Source Code
;; Defined in /usr/src/emacs/lisp/vc/ediff-mult.el.gz
;; The activity marker is either or + (active session, i.e., ediff is currently
;; run in it), or - (finished session, i.e., we've ran ediff in it and then
;; exited). Return nil, if session is neither active nor finished
(defun ediff-get-session-activity-marker (session)
(let ((session-buf (ediff-get-session-buffer session)))
(cond ((null session-buf) nil) ; virgin session
((ediff-buffer-live-p session-buf) ?+) ;active session
(t ?-))))