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authorGlenn Morris <rgm@gnu.org>2012-11-10 15:13:33 -0800
committerGlenn Morris <rgm@gnu.org>2012-11-10 15:13:33 -0800
commit6baf66d53bbedd85a443e0d69d1f4311a93f0677 (patch)
tree38d7a00d5f7d5aecb86285d334fa15a31e5fbab1 /lisp/emacs-lisp/cl-macs.el
parent05a859c1bd9cd07b2c0fad06a0694e88ea929fcf (diff)
parente4e46889223296e8875548d278340b21db449a4a (diff)
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Merge from emacs-24; up to 2012-11-08T14:54:03Z!monnier@iro.umontreal.ca
Diffstat (limited to 'lisp/emacs-lisp/cl-macs.el')
-rw-r--r--lisp/emacs-lisp/cl-macs.el7
1 files changed, 7 insertions, 0 deletions
diff --git a/lisp/emacs-lisp/cl-macs.el b/lisp/emacs-lisp/cl-macs.el
index 8d240774edb..b28f8f7f9e9 100644
--- a/lisp/emacs-lisp/cl-macs.el
+++ b/lisp/emacs-lisp/cl-macs.el
@@ -554,6 +554,7 @@ its argument list allows full Common Lisp conventions."
;;;###autoload
(defmacro cl-destructuring-bind (args expr &rest body)
+ "Bind the variables in ARGS to the result of EXPR and execute BODY."
(declare (indent 2)
(debug (&define cl-macro-list def-form cl-declarations def-body)))
(let* ((cl--bind-lets nil) (cl--bind-forms nil) (cl--bind-inits nil)
@@ -1886,10 +1887,12 @@ values. For compatibility, (cl-values A B C) is a synonym for (list A B C).
;;;###autoload
(defmacro cl-locally (&rest body)
+ "Equivalent to `progn'."
(declare (debug t))
(cons 'progn body))
;;;###autoload
(defmacro cl-the (_type form)
+ "At present this ignores _TYPE and is simply equivalent to FORM."
(declare (indent 1) (debug (cl-type-spec form)))
form)
@@ -2537,6 +2540,10 @@ and then returning foo."
;;;###autoload
(defun cl-compiler-macroexpand (form)
+ "Like `macroexpand', but for compiler macros.
+Expands FORM repeatedly until no further expansion is possible.
+Returns FORM unchanged if it has no compiler macro, or if it has a
+macro that returns its `&whole' argument."
(while
(let ((func (car-safe form)) (handler nil))
(while (and (symbolp func)