X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=lisp%2Fgnus-clfns.el;h=191db6d716af35cab4a48b546095bd7add0ac6ec;hb=9b741e050b400987d68ff761c6cc3276c932839c;hp=123b9b1512ac6d3f6b698b5821db25fd32c48b11;hpb=d36c88ea61b26c5fbe9f511266bcfdde52b7b838;p=elisp%2Fgnus.git-

diff --git a/lisp/gnus-clfns.el b/lisp/gnus-clfns.el
index 123b9b1..191db6d 100644
--- a/lisp/gnus-clfns.el
+++ b/lisp/gnus-clfns.el
@@ -1,5 +1,6 @@
 ;;; gnus-clfns.el --- compiler macros for emulating cl functions
-;; Copyright (C) 2000, 2001 Free Software Foundation, Inc.
+
+;; Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc.
 
 ;; Author: Kastsumi Yamaoka <yamaoka@jpl.org>
 ;; Keywords: cl, compile
@@ -47,12 +48,16 @@
 		 (or n (setq n 1))
 		 (and (< n m)
 		      (progn
-			(if (> n 0) (setcdr (nthcdr (- (1- m) n) x) nil))
+			(if (> n 0)
+			    (progn
+			      (setq x (copy-sequence x))
+			      (setcdr (nthcdr (- (1- m) n) x) nil)))
 			x)))))
 	`(let* ((x ,x)
 		(m (length x)))
 	   (and (< 1 m)
 		(progn
+		  (setq x (copy-sequence x))
 		  (setcdr (nthcdr (- m 2) x) nil)
 		  x))))))
 
@@ -365,7 +370,8 @@ You can use the `digit-argument' 1, 2 or 3 instead of\
 		      ((and (memq fn clfns)
 			    (listp form))
 		       (push fn fns)))
-		(setq forms (append form forms))))
+		(when (listp form)
+		  (setq forms (append form forms)))))
 	    (when fns
 	      (if buffer
 		  (set-buffer buffer)
@@ -387,7 +393,8 @@ You can use the `digit-argument' 1, 2 or 3 instead of\
 	       (progn
 		 (insert fill-prefix
 			 (mapconcat (lambda (fn) (format "%s" fn))
-				    (nreverse fns) " "))
+				    (nreverse fns) " ")
+			 "\n")
 		 (point)))
 	      (fill-region (point-min) (point-max))
 	      (goto-char (point-min))