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-rw-r--r--lisp/emacs-lisp/package.el31
1 files changed, 30 insertions, 1 deletions
diff --git a/lisp/emacs-lisp/package.el b/lisp/emacs-lisp/package.el
index 808e4f34fc5..4288d906ef5 100644
--- a/lisp/emacs-lisp/package.el
+++ b/lisp/emacs-lisp/package.el
@@ -2204,6 +2204,35 @@ If some packages are not installed propose to install them."
(equal (cadr (assq (package-desc-name pkg) package-alist))
pkg))
+(defun package--delete-directory (dir)
+ "Delete DIR recursively.
+In Windows move .eln and .eln.old files that can not be deleted
+to `package-user-dir'."
+ (cond ((eq 'windows-nt system-type)
+ (let ((retry t))
+ (while retry
+ (setf retry nil)
+ (condition-case err
+ (delete-directory dir t)
+ (file-error
+ (cl-destructuring-bind (reason1 reason2 filename) err
+ (if (and (string= "Removing old name" reason1)
+ (string= "Permission denied" reason2)
+ (string-prefix-p (expand-file-name package-user-dir)
+ filename)
+ (or (string-suffix-p ".eln" filename)
+ (string-suffix-p ".eln.old" filename)))
+ (progn
+ (rename-file filename
+ (make-temp-file-internal
+ (concat package-user-dir
+ (file-name-base filename))
+ nil ".eln.old" nil)
+ t)
+ (setf retry t))
+ (signal (car err) (cdr err)))))))))
+ (t (delete-directory dir t))))
+
(defun package-delete (pkg-desc &optional force nosave)
"Delete package PKG-DESC.
@@ -2256,7 +2285,7 @@ If NOSAVE is non-nil, the package is not removed from
(package-desc-name pkg-used-elsewhere-by)))
(t
(add-hook 'post-command-hook #'package-menu--post-refresh)
- (delete-directory dir t)
+ (package--delete-directory dir)
;; Remove NAME-VERSION.signed and NAME-readme.txt files.
;;
;; NAME-readme.txt files are no longer created, but they