diff options
Diffstat (limited to 'emacs')
| -rw-r--r-- | emacs/guix-emacs.el | 123 |
1 files changed, 0 insertions, 123 deletions
diff --git a/emacs/guix-emacs.el b/emacs/guix-emacs.el deleted file mode 100644 index 099261a013..0000000000 --- a/emacs/guix-emacs.el +++ /dev/null @@ -1,123 +0,0 @@ -;;; guix-emacs.el --- Emacs packages installed with Guix - -;; Copyright © 2014, 2015, 2016 Alex Kost <alezost@gmail.com> - -;; This file is part of GNU Guix. - -;; GNU Guix is free software; you can redistribute it and/or modify -;; it under the terms of the GNU General Public License as published by -;; the Free Software Foundation, either version 3 of the License, or -;; (at your option) any later version. - -;; GNU Guix is distributed in the hope that it will be useful, -;; but WITHOUT ANY WARRANTY; without even the implied warranty of -;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -;; GNU General Public License for more details. - -;; You should have received a copy of the GNU General Public License -;; along with this program. If not, see <http://www.gnu.org/licenses/>. - -;;; Commentary: - -;; This file provides auxiliary code for working with Emacs packages -;; installed with Guix. - -;;; Code: - -(require 'cl-lib) -(unless (require 'guix-profiles nil t) - (defvar guix-user-profile (expand-file-name "~/.guix-profile"))) - -(defcustom guix-package-enable-at-startup t - "If non-nil, activate Emacs packages installed in a user profile. -Set this variable to nil before requiring `guix-emacs' file to -avoid loading autoloads of Emacs packages installed in -`guix-user-profile'." - :type 'boolean - :group 'guix) - -(defvar guix-emacs-autoloads nil - "List of the last loaded Emacs autoloads.") - -(defvar guix-emacs-autoloads-regexp - (rx (group (* any) "-autoloads") - ".el" (zero-or-one "c") string-end) - "Regexp to match Emacs 'autoloads' file.") - -(defun guix-emacs-directory (&optional profile) - "Return directory with Emacs packages installed in PROFILE. -If PROFILE is nil, use `guix-user-profile'." - (expand-file-name "share/emacs/site-lisp" - (or profile guix-user-profile))) - -(defun guix-emacs-find-autoloads (directory) - "Return a list of Emacs 'autoloads' files in DIRECTORY. -The files in the list do not have extensions (.el, .elc)." - (cl-remove-duplicates - (delq nil - (mapcar (lambda (file) - (when (string-match guix-emacs-autoloads-regexp file) - (match-string 1 file))) - (directory-files directory 'full-name nil 'no-sort))) - :test #'string=)) - -(defun guix-emacs-subdirs (directory) - "Return list of DIRECTORY subdirectories." - (cl-remove-if (lambda (file) - (or (string-match-p (rx "/." string-end) file) - (string-match-p (rx "/.." string-end) file) - (not (file-directory-p file)))) - (directory-files directory 'full-name nil 'no-sort))) - -(defun guix-emacs-directories (&optional profile) - "Return the list of directories under PROFILE that contain Emacs packages. -This includes both `share/emacs/site-lisp/guix.d/PACKAGE' -sub-directories and `share/emacs/site-lisp' itself. - -If PROFILE is nil, use `guix-user-profile'. -Return nil, if Emacs packages are not installed in PROFILE." - (let ((root-dir (guix-emacs-directory (or profile guix-user-profile)))) - (when (file-directory-p root-dir) - (let* ((pkgs-dir (expand-file-name "guix.d" root-dir)) - (pkgs-dirs (when (file-directory-p pkgs-dir) - (guix-emacs-subdirs pkgs-dir)))) - (cons root-dir pkgs-dirs))))) - -;;;###autoload -(defun guix-emacs-autoload-packages (&rest profiles) - "Autoload Emacs packages installed in PROFILES. -If PROFILES are not specified, use a default user and system -profiles. - -'Autoload' means add directories with Emacs packages to -`load-path' and load 'autoloads' files matching -`guix-emacs-autoloads-regexp'." - (interactive (list (if (fboundp 'guix-profile-prompt) - (funcall 'guix-profile-prompt) - guix-user-profile))) - (let ((profiles (or profiles - (list "/run/current-system/profile" - guix-user-profile)))) - (dolist (profile profiles) - (let ((dirs (guix-emacs-directories profile))) - (when dirs - (let* ((autoloads (cl-mapcan #'guix-emacs-find-autoloads - dirs)) - (new-autoloads (cl-nset-difference autoloads - guix-emacs-autoloads - :test #'string=))) - (dolist (dir dirs) - (cl-pushnew (directory-file-name dir) - load-path - :test #'string=)) - (dolist (file new-autoloads) - (load file 'noerror)) - (setq guix-emacs-autoloads - (append new-autoloads guix-emacs-autoloads)))))))) - -(when guix-package-enable-at-startup - (guix-emacs-autoload-packages)) - -(provide 'guix-emacs) - -;;; guix-emacs.el ends here |