First commit.

lisp/ux/sessions.el

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+;;; sessions.el --- Set up Emacs to remember things between sessions -*- lexical-binding: t; -*-
+;;; Commentary:
+;;; Code:
+
+(use-package recentf
+  ;; Prevent entries from loading tramp resulting in the stable
+  ;; version of CEDET being loaded before devel.
+  :hook (after-init-hook . recentf-mode)
+  :config
+  (validate-setq
+   recentf-max-saved-items 1000
+   recentf-exclude '("/elpa/" "/tmp/")
+   recentf-save-file (path-join *user-cache-directory* "recentf")))
+
+(use-package savehist
+  :init
+  ;; Must be set before enabling savehist so validate cannot be used
+  ;; here.
+  (setq-default
+   savehist-file (path-join *user-cache-directory* "savehist")
+   ;; Save minibuffer history.
+   savehist-save-minibuffer-history t
+   ;; Additional history to save.
+   savehist-additional-variables '(search-ring regexp-search-ring kill-ring)
+   ;; Autosave every once in a while.
+   savehist-autosave-interval 180)
+
+  (savehist-mode t))
+
+(use-package saveplace
+  :config
+  (validate-setq
+   ;; Location of saveplace cache store.
+   save-place-file (path-join *user-cache-directory* "saveplace")
+   ;; Enable.
+   save-place-mode t))
+
+
+(provide 'ux/sessions)
+;;; sessions.el ends here