diff options
Diffstat (limited to 'lisp/emacs-lisp')
| -rw-r--r-- | lisp/emacs-lisp/package.el | 120 |
1 files changed, 41 insertions, 79 deletions
diff --git a/lisp/emacs-lisp/package.el b/lisp/emacs-lisp/package.el index fcbcdc79d8e..4761a3d82ba 100644 --- a/lisp/emacs-lisp/package.el +++ b/lisp/emacs-lisp/package.el @@ -758,47 +758,47 @@ PKG-DESC is a `package-desc' object." (format "%s-autoloads" (package-desc-name pkg-desc)) (package-desc-dir pkg-desc))) -(defun package--activate-autoloads-and-load-path (pkg-desc) - "Load the autoloads file and add package dir to `load-path'. -PKG-DESC is a `package-desc' object." - (let* ((old-lp load-path) - (pkg-dir (package-desc-dir pkg-desc)) - (pkg-dir-dir (file-name-as-directory pkg-dir))) - (with-demoted-errors "Error loading autoloads: %s" - (load (package--autoloads-file-name pkg-desc) nil t)) - (when (and (eq old-lp load-path) - (not (or (member pkg-dir load-path) - (member pkg-dir-dir load-path)))) - ;; Old packages don't add themselves to the `load-path', so we have to - ;; do it ourselves. - (push pkg-dir load-path)))) - (defvar Info-directory-list) (declare-function info-initialize "info" ()) (defvar package--quickstart-pkgs t "If set to a list, we're computing the set of pkgs to activate.") -(defun package--load-files-for-activation (pkg-desc reload) - "Load files for activating a package given by PKG-DESC. -Load the autoloads file, and ensure `load-path' is setup. If -RELOAD is non-nil, also load all files in the package that -correspond to previously loaded files." - (let* ((loaded-files-list - (when reload - (package--list-loaded-files (package-desc-dir pkg-desc))))) - ;; Add to load path, add autoloads, and activate the package. - (package--activate-autoloads-and-load-path pkg-desc) - ;; Call `load' on all files in `package-desc-dir' already present in - ;; `load-history'. This is done so that macros in these files are updated - ;; to their new definitions. If another package is being installed which - ;; depends on this new definition, not doing this update would cause - ;; compilation errors and break the installation. - (with-demoted-errors "Error in package--load-files-for-activation: %s" - (mapc (lambda (feature) (load feature nil t)) - ;; Skip autoloads file since we already evaluated it above. - (remove (file-truename (package--autoloads-file-name pkg-desc)) - loaded-files-list))))) +(defsubst package--library-stem (file) + (catch 'done + (let (result) + (dolist (suffix (get-load-suffixes) file) + (setq result (string-trim file nil suffix)) + (unless (equal file result) + (throw 'done result)))))) + +(defun package--reload-previously-loaded (pkg-desc) + "Force reimportation of files in PKG-DESC already present in `load-history'. +New editions of files contain macro definitions and +redefinitions, the overlooking of which would cause +byte-compilation of the new package to fail." + (with-demoted-errors "Error in package--load-files-for-activation: %s" + (let* (result + (dir (package-desc-dir pkg-desc)) + (load-path-sans-dir + (cl-remove-if (apply-partially #'string= dir) + (or (bound-and-true-p find-function-source-path) + load-path))) + (files (directory-files-recursively dir "\\`[^\\.].*\\.el\\'")) + (history (mapcar #'file-truename + (cl-remove-if-not #'stringp + (mapcar #'car load-history))))) + (dolist (file files) + (when-let ((library (package--library-stem + (file-relative-name file dir))) + (canonical (locate-library library nil load-path-sans-dir)) + (found (member (file-truename canonical) history)) + (recent-index (length found))) + (unless (equal (file-name-base library) + (format "%s-autoloads" (package-desc-name pkg-desc))) + (push (cons (expand-file-name library dir) recent-index) result)))) + (mapc (lambda (c) (load (car c) nil t)) + (sort result (lambda (x y) (< (cdr x) (cdr y)))))))) (defun package-activate-1 (pkg-desc &optional reload deps) "Activate package given by PKG-DESC, even if it was already active. @@ -825,7 +825,11 @@ correspond to previously loaded files (those returned by (if (listp package--quickstart-pkgs) ;; We're only collecting the set of packages to activate! (push pkg-desc package--quickstart-pkgs) - (package--load-files-for-activation pkg-desc reload)) + (when reload + (package--reload-previously-loaded pkg-desc)) + (with-demoted-errors "Error loading autoloads: %s" + (load (package--autoloads-file-name pkg-desc) nil t)) + (add-to-list 'load-path (directory-file-name pkg-dir))) ;; Add info node. (when (file-exists-p (expand-file-name "dir" pkg-dir)) ;; FIXME: not the friendliest, but simple. @@ -836,48 +840,6 @@ correspond to previously loaded files (those returned by ;; Don't return nil. t))) -(defun package--files-load-history () - (delq nil - (mapcar (lambda (x) - (let ((f (car x))) - (and (stringp f) - (file-name-sans-extension (file-truename f))))) - load-history))) - -(defun package--list-of-conflicts (dir history) - (require 'find-func) - (declare-function find-library-name "find-func" (library)) - (delq - nil - (mapcar - (lambda (x) (let* ((file (file-relative-name x dir)) - ;; Previously loaded file, if any. - (previous - (ignore-error file-error ;"Can't find library" - (file-name-sans-extension - (file-truename (find-library-name file))))) - (pos (when previous (member previous history)))) - ;; Return (RELATIVE-FILENAME . HISTORY-POSITION) - (when pos - (cons (file-name-sans-extension file) (length pos))))) - (directory-files-recursively dir "\\`[^\\.].*\\.el\\'")))) - -(defun package--list-loaded-files (dir) - "Recursively list all files in DIR which correspond to loaded features. -Returns the `file-name-sans-extension' of each file, relative to -DIR, sorted by most recently loaded last." - (let* ((history (package--files-load-history)) - (dir (file-truename dir)) - ;; List all files that have already been loaded. - (list-of-conflicts (package--list-of-conflicts dir history))) - ;; Turn the list of (FILENAME . POS) back into a list of features. Files in - ;; subdirectories are returned relative to DIR (so not actually features). - (let ((default-directory (file-name-as-directory dir))) - (mapcar (lambda (x) (file-truename (car x))) - (sort list-of-conflicts - ;; Sort the files by ascending HISTORY-POSITION. - (lambda (x y) (< (cdr x) (cdr y)))))))) - ;;;; `package-activate' (defun package--get-activatable-pkg (pkg-name) @@ -996,7 +958,7 @@ untar into a directory named DIR; otherwise, signal an error." (package--native-compile-async new-desc)) ;; After compilation, load again any files loaded by ;; `activate-1', so that we use the byte-compiled definitions. - (package--load-files-for-activation new-desc :reload))) + (package--reload-previously-loaded new-desc))) pkg-dir)) (defun package-generate-description-file (pkg-desc pkg-file) |