Index: emacs/lisp/emacs-lisp/byte-run.el
diff -c emacs/lisp/emacs-lisp/byte-run.el:1.8
emacs/lisp/emacs-lisp/byte-run.el:1.9
*** emacs/lisp/emacs-lisp/byte-run.el:1.8 Mon Mar 14 14:05:13 2005
--- emacs/lisp/emacs-lisp/byte-run.el Fri Apr 22 04:08:08 2005
***************
*** 129,134 ****
--- 129,146 ----
(put variable 'byte-obsolete-variable (cons new when))
variable)
+ (defmacro define-obsolete-variable-alias (variable new
+ &optional when docstring)
+ "Make VARIABLE a variable alias for NEW and warn that VARIABLE is obsolete.
+ If provided, WHEN should be a string indicating when VARIABLE was
+ first made obsolete, for example a date or a release number. The
+ optional argument DOCSTRING specifies the documentation string
+ for VARIABLE; if DOCSTRING is omitted or nil, VARIABLE uses the
+ documentation string of NEW unless it already has one."
+ `(progn
+ (defvaralias ,variable ,new ,docstring)
+ (make-obsolete-variable ,variable ,new ,when)))
+
(defmacro dont-compile (&rest body)
"Like `progn', but the body always runs interpreted (not compiled).
If you think you need this, you're probably making a mistake somewhere."
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