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Revert 8edba655: disable undo persistence

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It doesn't fix the undo corruption bug.
This commit is contained in:
Henrik Lissner 2017-07-11 00:40:24 +02:00
parent 5ae8dd3159
commit e906b20400
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GPG key ID: 5F6C0EA160557395
1 changed files with 2 additions and 25 deletions
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27
core/core-editor.el
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@ -209,32 +209,9 @@ fundamental-mode) for performance sake."
;; persistent undo history is known to cause undo history corruption, which
;; can be very destructive! So disable it!
(setq undo-tree-auto-save-history t
(setq undo-tree-auto-save-history nil
undo-tree-history-directory-alist
(list (cons "." (concat doom-cache-dir "undo-tree-hist/"))))
(defun doom|save-undo-history ()
(when (and (bound-and-true-p undo-tree-mode)
buffer-file-name
(file-writable-p buffer-file-name)
(not (eq buffer-undo-list t))
(not revert-buffer-in-progress-p))
(quiet!
(undo-tree-save-history nil t))))
(defun doom|save-all-undo-history ()
(dolist (buffer (buffer-list))
(with-current-buffer buffer
(doom|save-undo-history))))
(remove-hook 'write-file-functions #'undo-tree-save-history-hook)
(add-hook 'kill-emacs-hook #'doom|save-all-undo-history)
(add-hook 'kill-buffer-hook #'doom|save-undo-history)
(defun doom*silence-undo-tree-load (orig-fn &rest args)
"Silence undo-tree load errors."
(quiet! (apply orig-fn args)))
(advice-add #'undo-tree-load-history-hook :around #'doom*silence-undo-tree-load))
(list (cons "." (concat doom-cache-dir "undo-tree-hist/")))))
;;