.emacs.d/init.d/basics/package-management.el

73 lines
2.8 KiB
EmacsLisp

;;; package-management.el --- Initialize package management -*- lexical-binding: t; -*-
;;; Commentary:
;; * Set up straight
;; * Set up use-package.
;;; Code:
;; Workaround for < 26.3 <https://debbugs.gnu.org/cgi/bugreport.cgi?bug=34341>.
(when (and (< emacs-major-version 27)
(not (string= emacs-version "26.3")))
(defvar gnutls-algorithm-priority "NORMAL:-VERS-TLS1.3"))
;; Define variables for straight.
(customize-set-variable
'straight-use-package-by-default t
"Makes use-package invoke straight.el to install the package.")
(customize-set-variable 'straight-cache-autoloads t
"Cache the autoloads of all packages in a single file.")
;; Use shallow clones if available disk space is under 5 GiB.
(when (or (< emacs-major-version 27) ; file-system-info was introduced in 27.
(< (nth 2 (file-system-info user-emacs-directory))
(* 1024 1024 1024 5))) ; 5 GiB.
(customize-set-variable 'straight-vc-git-default-clone-depth 1
"Make shallow clones to save space."))
(customize-set-variable 'straight-repository-branch "master")
;; Bootstrap straight.
(defvar bootstrap-version)
(let ((bootstrap-file
(expand-file-name "straight/repos/straight.el/bootstrap.el"
user-emacs-directory))
(bootstrap-version 5))
(unless (file-exists-p bootstrap-file)
(with-current-buffer
(url-retrieve-synchronously
"https://raw.githubusercontent.com/raxod502/straight.el/develop/install.el"
'silent 'inhibit-cookies)
(goto-char (point-max))
(eval-print-last-sexp)))
(load bootstrap-file nil 'nomessage))
(require 'straight)
;; Isolate package configurations.
(straight-use-package 'use-package)
(customize-set-variable 'use-package-always-defer t)
(require 'use-package)
(use-package straight
:config (progn
(defun my/straight-update-repos ()
"Update recipe repositories."
(interactive)
(dolist (package straight-recipe-repositories)
(message "Updating %s package list …" package)
(straight-pull-package package)))
(defun my/straight-check-last-update ()
"Update recipe repositories after 7 days have passed since the last package was built."
(let ((days 7)
(mtime-seconds (time-to-seconds
(file-attribute-modification-time
(file-attributes (straight--build-dir))))))
(when (> (- (time-to-seconds) mtime-seconds)
(* 60 60 24 days))
(my/straight-update-repos)))))
:hook ((emacs-startup . my/straight-check-last-update)
((after-init . straight-prune-build))))
(provide 'basics/package-management)
;;; package-management.el ends here