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Avoid slow startup in daemon mode when global-linum-mode is on

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* lisp/linum.el (linum-on): Don't turn on linum-mode in a
non-client frame of a daemon session.  (Bug#27210)
This commit is contained in:
Eli Zaretskii 2017-06-04 19:27:13 +03:00
parent 7dd9e7e95c
commit bd3c6eeca1
1 changed files with 10 additions and 1 deletions
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11
lisp/linum.el
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@ -112,7 +112,16 @@ Linum mode is a buffer-local minor mode."
(define-globalized-minor-mode global-linum-mode linum-mode linum-on)
(defun linum-on ()
(unless (minibufferp)
(unless (or (minibufferp)
;; Turning linum-mode in the daemon's initial frame
;; could significantly slow down startup, if the buffer
;; in which this is done is large, because Emacs thinks
;; the "window" spans the entire buffer then. This
;; could happen when restoring session via desktop.el,
;; if some large buffer was under linum-mode when
;; desktop was saved. So we disable linum-mode for
;; non-client frames in a daemon session.
(and (daemonp) (null (frame-parameter nil 'client))))
(linum-mode 1)))
(defun linum-delete-overlays ()