machine_setup/ansible/roles/emacs/files/base.el

(package-initialize)
(use-package use-package)

(add-to-list 'package-archives
             '("melpa" . "https://melpa.org/packages/")
             )

(use-package auto-package-update
   :ensure t
   :config
   (setq auto-package-update-delete-old-versions t
         auto-package-update-interval 14)
   (auto-package-update-maybe))

(defconst private-dir  (expand-file-name "private" user-emacs-directory))
(defconst temp-dir (format "%s/cache" private-dir)
  "Hostname-based elisp temp directories")

;; Emacs customizations
(setq-default
 inhibit-startup-screen              t
 initial-scratch-message             nil
 ;; Send prompts to mini-buffer not the GUI
 use-dialog-box                      nil
 confirm-nonexistent-file-or-buffer  t
 save-interprogram-paste-before-kill t
 mouse-yank-at-point                 t
 require-final-newline               t
 visible-bell                        nil
 ring-bell-function                  'ignore
 ;; Write custom variables to an unused file so in-editor changes do not persist.
 custom-file                         "~/.emacs.d/.custom.el"
 ;; http://ergoemacs.org/emacs/emacs_stop_cursor_enter_prompt.html
 minibuffer-prompt-properties
 '(read-only t point-entered minibuffer-avoid-prompt face minibuffer-prompt)

 ;; Disable non selected window highlight
 cursor-in-non-selected-windows     nil
 highlight-nonselected-windows      nil
 ;; PATH
 exec-path                          (append exec-path '("/usr/local/bin/"))
 indent-tabs-mode                   nil
 tab-width                          4
 inhibit-startup-message            t
 fringes-outside-margins            t
 x-select-enable-clipboard          t
 use-package-always-ensure          t
 ispell-program-name                "aspell"
 browse-url-browser-function        'browse-url-generic
 browse-url-generic-program         "firefox-developer-edition"
 frame-title-format                 '("" invocation-name ": "(:eval (if (buffer-file-name)
                                                                        (abbreviate-file-name (buffer-file-name))
                                                                      "%b")))
 ;; mouse-wheel-progressive-speed      nil ;; Don't accelerate mouse wheel
 ;; mouse-wheel-scroll-amount '(5 ((shift) . 3))
 use-short-answers                  t
 package-native-compile             t
 delete-selection-mode              t
 ;; Don't show warnings when compiling elisp to native binaries.
 native-comp-async-report-warnings-errors 'silent
 )

(defun assert-directory (p)
  (unless (file-exists-p p) (make-directory p t))
  p
  )
(assert-directory (concat temp-dir "/auto-save-list/"))
(setq autoload-directory (concat user-emacs-directory (file-name-as-directory "elisp") (file-name-as-directory "autoload")))
(add-to-list 'load-path (assert-directory autoload-directory))

;; Bookmarks
(setq
 ;; persistent bookmarks
 bookmark-save-flag                      t
 bookmark-default-file              (concat temp-dir "/bookmarks"))

;; Backups enabled, use nil to disable
(setq
 history-length                     1000
 backup-inhibited                   nil
 make-backup-files                  nil
 auto-save-default                  nil
 auto-save-list-file-name           (concat temp-dir "/autosave")
 create-lockfiles                   nil
 backup-directory-alist            `((".*" . ,(concat temp-dir "/backup/")))
 auto-save-file-name-transforms    `((".*" ,(concat temp-dir "/auto-save-list/") t)))

;; Disable toolbar & menubar
(menu-bar-mode -1)
(when (fboundp 'tool-bar-mode)
  (tool-bar-mode -1))
(when (  fboundp 'scroll-bar-mode)
  (scroll-bar-mode -1))

(context-menu-mode +1)

;; Delete trailing whitespace before save
(add-hook 'before-save-hook 'delete-trailing-whitespace)

(use-package diminish)

(provide 'base)
;;; base ends here