guix/gnu/packages/patches/emacs-undohist-ignored.patch
Brian Leung 3dbd240937
gnu: Add emacs-undohist-el.
* gnu/packages/patches/emacs-undohist-ignored.patch: New file.
* gnu/local.mk (dist_patch_DATA): Add this.
* gnu/packages/emacs-xyz.scm (emacs-undohist-el): New variable.

Signed-off-by: Oleg Pykhalov <go.wigust@gmail.com>
2019-04-05 18:44:05 +03:00

27 lines
902 B
Diff

From 52bfd419bf9022726048f818d955b8ea10a16d5c Mon Sep 17 00:00:00 2001
From: Patrick Mosby <info@schreiblogade.de>
Date: Mon, 7 Sep 2015 09:05:56 +0200
Subject: [PATCH] Don't save undo file for ignored files.
This fixes #4.
---
undohist.el | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/undohist.el b/undohist.el
index b184a26..de60356 100644
--- a/undohist.el
+++ b/undohist.el
@@ -164,7 +164,8 @@ To use undohist, you just call this function."
undohist-ignored-files)))
(defun undohist-save-1 ()
- (when (consp buffer-undo-list)
+ (when (and (consp buffer-undo-list)
+ (undohist-recover-file-p (buffer-file-name (current-buffer))))
(let ((file (make-undohist-file-name (buffer-file-name)))
(contents `((digest . ,(md5 (current-buffer)))
(undo-list . ,(undohist-encode buffer-undo-list)))))
--
2.21.0