;;; eieio-base.el --- Base classes for EIEIO. -*- lexical-binding:t -*-
-;;; Copyright (C) 2000-2002, 2004-2005, 2007-2015 Free Software
+;;; Copyright (C) 2000-2002, 2004-2005, 2007-2016 Free Software
;;; Foundation, Inc.
;; Author: Eric M. Ludlam <zappo@gnu.org>
(cond ((consp proposed-value)
;; Lists with something in them need special treatment.
(let* ((slot-idx (- (eieio--slot-name-index class slot)
- (eval-when-compile eieio--object-num-slots)))
+ (eval-when-compile
+ (length (cl-struct-slot-info 'eieio--object)))))
(type (cl--slot-descriptor-type (aref (eieio--class-slots class)
slot-idx)))
(classtype (eieio-persistent-slot-type-is-class-p type)))
"Save persistent object THIS to disk.
Optional argument FILE overrides the file name specified in the object
instance."
- (save-excursion
- (let ((b (set-buffer (get-buffer-create " *tmp object write*")))
- (default-directory (file-name-directory (oref this file)))
- (cfn (oref this file)))
- (unwind-protect
- (save-excursion
- (erase-buffer)
- (let ((standard-output (current-buffer)))
- (oset this file
- (if file
- (eieio-persistent-path-relative this file)
- (file-name-nondirectory cfn)))
- (object-write this (oref this file-header-line)))
- (let ((backup-inhibited (not (oref this do-backups)))
- (cs (car (find-coding-systems-region
- (point-min) (point-max)))))
- (unless (eq cs 'undecided)
- (setq buffer-file-coding-system cs))
- ;; Old way - write file. Leaves message behind.
- ;;(write-file cfn nil)
-
- ;; New way - Avoid the vast quantities of error checking
- ;; just so I can get at the special flags that disable
- ;; displaying random messages.
- (write-region (point-min) (point-max)
- cfn nil 1)
- ))
- ;; Restore :file, and kill the tmp buffer
- (oset this file cfn)
- (setq buffer-file-name nil)
- (kill-buffer b)))))
+ (when file (setq file (expand-file-name file)))
+ (with-temp-buffer
+ (let* ((cfn (or file (oref this file)))
+ (default-directory (file-name-directory cfn)))
+ (cl-letf ((standard-output (current-buffer))
+ ((oref this file) ;FIXME: Why change it?
+ (if file
+ ;; FIXME: Makes a name relative to (oref this file),
+ ;; whereas I think it should be relative to cfn.
+ (eieio-persistent-path-relative this file)
+ (file-name-nondirectory cfn))))
+ (object-write this (oref this file-header-line)))
+ (let ((backup-inhibited (not (oref this do-backups)))
+ (coding-system-for-write 'utf-8-emacs))
+ ;; Old way - write file. Leaves message behind.
+ ;;(write-file cfn nil)
+
+ ;; New way - Avoid the vast quantities of error checking
+ ;; just so I can get at the special flags that disable
+ ;; displaying random messages.
+ (write-region (point-min) (point-max) cfn nil 1)
+ ))))
;; Notes on the persistent object:
;; It should also set up some hooks to help it keep itself up to date.
(concat nm "-1")))))
nobj))
+(cl-defmethod make-instance ((class (subclass eieio-named)) &rest args)
+ (if (not (stringp (car args)))
+ (cl-call-next-method)
+ (funcall (if eieio-backward-compatibility #'ignore #'message)
+ "Obsolete: name passed without :object-name to %S constructor"
+ class)
+ (apply #'cl-call-next-method class :object-name args)))
+
+
(provide 'eieio-base)
;;; eieio-base.el ends here