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(define-obsolete-variable-alias): New macro.

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Nick Roberts 2005-04-22 04:08:08 +00:00
parent 727273e7e0
commit f7f8f37aa6
1 changed files with 12 additions and 0 deletions
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12
lisp/emacs-lisp/byte-run.el
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@ -129,6 +129,18 @@ was first made obsolete, for example a date or a release number."
(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"Make VARIABLE a variable alias for NEW and warn that VARIABLE is obsolete.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."