From 380c102dcc3299230482372caa12b1a0c79d0a6d Mon Sep 17 00:00:00 2001
From: Daniel Borchmann <daniel@algebra20.de>
Date: Sat, 30 Apr 2022 15:12:39 +0200
Subject: [PATCH] Save undo-tree history to disk

But use the standard ebackup directory for this.
---
 .gitignore | 2 +-
 init.el    | 4 +++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/.gitignore b/.gitignore
index ca28978..816d459 100644
--- a/.gitignore
+++ b/.gitignore
@@ -60,4 +60,4 @@
 /projects
 /.lsp-session-v1
 /.cache/
-.*.~undo-tree~
+
diff --git a/init.el b/init.el
index 1efce97..6d90c16 100644
--- a/init.el
+++ b/init.el
@@ -695,7 +695,9 @@
              undo
              undo-tree-redo)
   :init (setq undo-tree-visualizer-timestamps t
-              undo-tree-visualizer-diff t)
+              undo-tree-visualizer-diff t
+              undo-tree-auto-save-history t
+              undo-tree-history-directory-alist `(("." . ,(expand-file-name "ebackup/" emacs-d))))
   :diminish undo-tree-mode)
 
 (use-package wgrep