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Diffstat (limited to 'configs/shared/emacs/.emacs.d/elpa/async-20180527.1730/async-bytecomp.el')
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diff --git a/configs/shared/emacs/.emacs.d/elpa/async-20180527.1730/async-bytecomp.el b/configs/shared/emacs/.emacs.d/elpa/async-20180527.1730/async-bytecomp.el new file mode 100644 index 000000000000..7bb2d46a20f3 --- /dev/null +++ b/configs/shared/emacs/.emacs.d/elpa/async-20180527.1730/async-bytecomp.el @@ -0,0 +1,219 @@ +;;; async-bytecomp.el --- Compile elisp files asynchronously -*- lexical-binding: t -*- + +;; Copyright (C) 2014-2016 Free Software Foundation, Inc. + +;; Authors: John Wiegley <jwiegley@gmail.com> +;; Thierry Volpiatto <thierry.volpiatto@gmail.com> + +;; Keywords: dired async byte-compile +;; X-URL: https://github.com/jwiegley/dired-async + +;; This program 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 2, or (at +;; your option) any later version. + +;; This program 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 GNU Emacs; see the file COPYING. If not, write to the +;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, +;; Boston, MA 02111-1307, USA. + +;;; Commentary: +;; +;; This package provide the `async-byte-recompile-directory' function +;; which allows, as the name says to recompile a directory outside of +;; your running emacs. +;; The benefit is your files will be compiled in a clean environment without +;; the old *.el files loaded. +;; Among other things, this fix a bug in package.el which recompile +;; the new files in the current environment with the old files loaded, creating +;; errors in most packages after upgrades. +;; +;; NB: This package is advicing the function `package--compile'. + +;;; Code: + +(require 'cl-lib) +(require 'async) + +(defcustom async-bytecomp-allowed-packages + '(async helm helm-core helm-ls-git helm-ls-hg magit) + "Packages in this list will be compiled asynchronously by `package--compile'. +All the dependencies of these packages will be compiled async too, +so no need to add dependencies to this list. +The value of this variable can also be a list with a single element, +the symbol `all', in this case packages are always compiled asynchronously." + :group 'async + :type '(repeat (choice symbol))) + +(defvar async-byte-compile-log-file + (concat user-emacs-directory "async-bytecomp.log")) + +;;;###autoload +(defun async-byte-recompile-directory (directory &optional quiet) + "Compile all *.el files in DIRECTORY asynchronously. +All *.elc files are systematically deleted before proceeding." + (cl-loop with dir = (directory-files directory t "\\.elc\\'") + unless dir return nil + for f in dir + when (file-exists-p f) do (delete-file f)) + ;; Ensure async is reloaded when async.elc is deleted. + ;; This happen when recompiling its own directory. + (load "async") + (let ((call-back + (lambda (&optional _ignore) + (if (file-exists-p async-byte-compile-log-file) + (let ((buf (get-buffer-create byte-compile-log-buffer)) + (n 0)) + (with-current-buffer buf + (goto-char (point-max)) + (let ((inhibit-read-only t)) + (insert-file-contents async-byte-compile-log-file) + (compilation-mode)) + (display-buffer buf) + (delete-file async-byte-compile-log-file) + (unless quiet + (save-excursion + (goto-char (point-min)) + (while (re-search-forward "^.*:Error:" nil t) + (cl-incf n))) + (if (> n 0) + (message "Failed to compile %d files in directory `%s'" n directory) + (message "Directory `%s' compiled asynchronously with warnings" directory))))) + (unless quiet + (message "Directory `%s' compiled asynchronously with success" directory)))))) + (async-start + `(lambda () + (require 'bytecomp) + ,(async-inject-variables "\\`\\(load-path\\)\\|byte\\'") + (let ((default-directory (file-name-as-directory ,directory)) + error-data) + (add-to-list 'load-path default-directory) + (byte-recompile-directory ,directory 0 t) + (when (get-buffer byte-compile-log-buffer) + (setq error-data (with-current-buffer byte-compile-log-buffer + (buffer-substring-no-properties (point-min) (point-max)))) + (unless (string= error-data "") + (with-temp-file ,async-byte-compile-log-file + (erase-buffer) + (insert error-data)))))) + call-back) + (unless quiet (message "Started compiling asynchronously directory %s" directory)))) + +(defvar package-archive-contents) +(defvar package-alist) +(declare-function package-desc-reqs "package.el" (cl-x)) + +(defun async-bytecomp--get-package-deps (pkg &optional only) + ;; Same as `package--get-deps' but parse instead `package-archive-contents' + ;; because PKG is not already installed and not present in `package-alist'. + ;; However fallback to `package-alist' in case PKG no more present + ;; in `package-archive-contents' due to modification to `package-archives'. + ;; See issue #58. + (let* ((pkg-desc (cadr (or (assq pkg package-archive-contents) + (assq pkg package-alist)))) + (direct-deps (cl-loop for p in (package-desc-reqs pkg-desc) + for name = (car p) + when (or (assq name package-archive-contents) + (assq name package-alist)) + collect name)) + (indirect-deps (unless (eq only 'direct) + (delete-dups + (cl-loop for p in direct-deps append + (async-bytecomp--get-package-deps p)))))) + (cl-case only + (direct direct-deps) + (separate (list direct-deps indirect-deps)) + (indirect indirect-deps) + (t (delete-dups (append direct-deps indirect-deps)))))) + +(defun async-bytecomp-get-allowed-pkgs () + (when (and async-bytecomp-allowed-packages + (listp async-bytecomp-allowed-packages)) + (if package-archive-contents + (cl-loop for p in async-bytecomp-allowed-packages + when (assq p package-archive-contents) + append (async-bytecomp--get-package-deps p) into reqs + finally return + (delete-dups + (append async-bytecomp-allowed-packages reqs))) + async-bytecomp-allowed-packages))) + +(defadvice package--compile (around byte-compile-async) + (let ((cur-package (package-desc-name pkg-desc)) + (pkg-dir (package-desc-dir pkg-desc))) + (if (or (equal async-bytecomp-allowed-packages '(all)) + (memq cur-package (async-bytecomp-get-allowed-pkgs))) + (progn + (when (eq cur-package 'async) + (fmakunbound 'async-byte-recompile-directory)) + ;; Add to `load-path' the latest version of async and + ;; reload it when reinstalling async. + (when (string= cur-package "async") + (cl-pushnew pkg-dir load-path) + (load "async-bytecomp")) + ;; `async-byte-recompile-directory' will add directory + ;; as needed to `load-path'. + (async-byte-recompile-directory (package-desc-dir pkg-desc) t)) + ad-do-it))) + +;;;###autoload +(define-minor-mode async-bytecomp-package-mode + "Byte compile asynchronously packages installed with package.el. +Async compilation of packages can be controlled by +`async-bytecomp-allowed-packages'." + :group 'async + :global t + (if async-bytecomp-package-mode + (ad-activate 'package--compile) + (ad-deactivate 'package--compile))) + +;;;###autoload +(defun async-byte-compile-file (file) + "Byte compile Lisp code FILE asynchronously. + +Same as `byte-compile-file' but asynchronous." + (interactive "fFile: ") + (let ((call-back + (lambda (&optional _ignore) + (let ((bn (file-name-nondirectory file))) + (if (file-exists-p async-byte-compile-log-file) + (let ((buf (get-buffer-create byte-compile-log-buffer)) + start) + (with-current-buffer buf + (goto-char (setq start (point-max))) + (let ((inhibit-read-only t)) + (insert-file-contents async-byte-compile-log-file) + (compilation-mode)) + (display-buffer buf) + (delete-file async-byte-compile-log-file) + (save-excursion + (goto-char start) + (if (re-search-forward "^.*:Error:" nil t) + (message "Failed to compile `%s'" bn) + (message "`%s' compiled asynchronously with warnings" bn))))) + (message "`%s' compiled asynchronously with success" bn)))))) + (async-start + `(lambda () + (require 'bytecomp) + ,(async-inject-variables "\\`load-path\\'") + (let ((default-directory ,(file-name-directory file))) + (add-to-list 'load-path default-directory) + (byte-compile-file ,file) + (when (get-buffer byte-compile-log-buffer) + (setq error-data (with-current-buffer byte-compile-log-buffer + (buffer-substring-no-properties (point-min) (point-max)))) + (unless (string= error-data "") + (with-temp-file ,async-byte-compile-log-file + (erase-buffer) + (insert error-data)))))) + call-back))) + +(provide 'async-bytecomp) + +;;; async-bytecomp.el ends here |