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authorStefan Monnier <monnier@iro.umontreal.ca>2017-03-24 09:21:52 -0400
committerLars Brinkhoff <lars@nocrew.org>2017-04-04 08:23:46 +0200
commit2c68192c6b029bb839193c81cf2a16dad26305c6 (patch)
treeab9f36acd0dfc67d261d584949bd22fc8c262cd1 /lisp/emacs-lisp/cl-macs.el
parentb6738682ae16c71132c95cd87d48daf598fe89a9 (diff)
downloademacs-2c68192c6b029bb839193c81cf2a16dad26305c6.tar.gz
Backward compatibility with pre-existing struct instances.
* lisp/emacs-lisp/cl-lib.el (cl--old-struct-type-of): New function. (cl-old-struct-compat-mode): New minor mode. * lisp/emacs-lisp/cl-macs.el (cl-defstruct): Pass `record' to cl-struct-define to signal use of record objects. * lisp/emacs-lisp/cl-preloaded.el (cl--struct-get-class, cl-struct-define): Enable legacy defstruct compatibility. * test/lisp/emacs-lisp/cl-lib-tests.el (cl-lib-old-struct, old-struct): New tests. * doc/lispref/elisp.texi, doc/lispref/records.texi: Document `old-struct-compat'.
Diffstat (limited to 'lisp/emacs-lisp/cl-macs.el')
-rw-r--r--lisp/emacs-lisp/cl-macs.el4
1 files changed, 2 insertions, 2 deletions
diff --git a/lisp/emacs-lisp/cl-macs.el b/lisp/emacs-lisp/cl-macs.el
index c282938a9bf..25c9f999920 100644
--- a/lisp/emacs-lisp/cl-macs.el
+++ b/lisp/emacs-lisp/cl-macs.el
@@ -2847,8 +2847,8 @@ non-nil value, that slot cannot be set via `setf'.
;; struct as a parent.
(eval-and-compile
(cl-struct-define ',name ,docstring ',include-name
- ',type ,(eq named t) ',descs ',tag-symbol ',tag
- ',print-auto))
+ ',(or type 'record) ,(eq named t) ',descs
+ ',tag-symbol ',tag ',print-auto))
',name)))
;;; Add cl-struct support to pcase