From 22eb1d41ef2a3b4975f3d1cc56864cf778ff2435 Mon Sep 17 00:00:00 2001
From: John Wiegley <johnw@newartisans.com>
Date: Wed, 31 Jul 2002 23:32:14 +0000
Subject: [PATCH] (pcomplete-comint-setup): Use `add-to-list', to prevent
 adding the symbol `pcomplete' to shell-dynamic-complete-functions too many
 times.

---
 lisp/pcomplete.el | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/lisp/pcomplete.el b/lisp/pcomplete.el
index 3ab1619f127..9a1403cc104 100644
--- a/lisp/pcomplete.el
+++ b/lisp/pcomplete.el
@@ -582,8 +582,7 @@ dynamic-complete-functions are kept.  For comint mode itself, this is
 		    (symbol-value completef-sym))))
     (if elem
 	(setcar elem 'pcomplete)
-      (nconc (symbol-value completef-sym)
-	     (list 'pcomplete)))))
+      (add-to-list completef-sym 'pcomplete))))
 
 ;;;###autoload
 (defun pcomplete-shell-setup ()
-- 
2.39.5