machine_setup/ansible/roles/emacs/files/elisp/base.el
Tom Alexander ed7d4ab4e6
Run emacs garbage collection when idle.
This is to hopefully avoid running garbage collection while I am actively interacting with emacs, which should theoretically result in a smoother experience.
2024-01-26 21:21:09 -05:00

95 lines
3.1 KiB
EmacsLisp

(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))
(defun assert-directory (p)
(unless (file-exists-p p) (make-directory p t))
p
)
(defconst private-dir (expand-file-name "private" user-emacs-directory))
(defconst temp-dir (format "%s/cache" private-dir)
"Hostname-based elisp temp directories")
(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))
(setq-default
;; Disable backup files and lockfiles
make-backup-files nil
auto-save-default nil
create-lockfiles nil
;; Unless otherwise specified, always install packages if they are absent.
use-package-always-ensure t
;; Point custom-file at /dev/null so emacs does not write any settings to my dotfiles.
custom-file "/dev/null"
;; Don't pop up a small window at the bottom of emacs at launch.
inhibit-startup-screen t
inhibit-startup-message t
;; Don't show the list of buffers when opening many files.
inhibit-startup-buffer-menu t
;; Give the scratch buffer a clean slate.
initial-major-mode 'fundamental-mode
initial-scratch-message nil
;; Send prompts to mini-buffer not the GUI
use-dialog-box nil
;; End files with line break
require-final-newline t
;; Use spaces, not tabs
indent-tabs-mode nil
;; Use a better frame title
frame-title-format '("" invocation-name ": "(:eval (if (buffer-file-name)
(abbreviate-file-name (buffer-file-name))
"%b")))
;; Use 'y' or 'n' instead of 'yes' or 'no'
use-short-answers t
;; Natively compile packages
package-native-compile t
;; Confirm when opening a file that does not exist
confirm-nonexistent-file-or-buffer t
;; Do not require double space to end a sentence.
sentence-end-double-space nil
;; Show trailing whitespace
show-trailing-whitespace t
;; Remove the line when killing it with ctrl-k
kill-whole-line t
)
;; (setq-default fringes-outside-margins t)
;; Per-pixel scrolling instead of per-line
(pixel-scroll-precision-mode)
;; Typed text replaces selection
(delete-selection-mode)
;; Delete trailing whitespace before save
(add-hook 'before-save-hook 'delete-trailing-whitespace)
;; If the underlying file changes, reload it automatically. This is useful for moving around in git without confusing language servers.
(setopt auto-revert-avoid-polling t)
(setopt auto-revert-interval 5)
(setopt auto-revert-check-vc-info t)
(global-auto-revert-mode)
;;;;; Performance
;; Run garbage collect when emacs is idle
(run-with-idle-timer 5 t (lambda () (garbage-collect)))
(add-function :after after-focus-change-function
(lambda ()
(unless (frame-focus-state)
(garbage-collect))))
(provide 'base)