(pcmpl-gnu-makefile-names): Use a single call to pcomplete-entries.

lisp/ChangeLog

 2009-10-22  Stefan Monnier  <monnier@iro.umontreal.ca>
 
+	* pcmpl-gnu.el (pcmpl-gnu-makefile-names): Use a single call to
+	pcomplete-entries.
+
 	* comint.el (comint-read-input-ring, comint-write-input-ring)
 	(comint-substitute-in-file-name)
 	(comint-dynamic-complete-as-filename)

lisp/pcmpl-gnu.el

@@ -102,12 +102,7 @@
 
 (defun pcmpl-gnu-makefile-names ()
   "Return a list of possible makefile names."
-  (let ((names (list t))
-	(reg pcmpl-gnu-makefile-regexps))
-    (while reg
-      (nconc names (pcomplete-entries (car reg)))
-      (setq reg (cdr reg)))
-    (cdr names)))
+  (pcomplete-entries (mapconcat 'identity pcmpl-gnu-makefile-regexps "\\|")))
 
 (defun pcmpl-gnu-make-rule-names ()
   "Return a list of possible make rule names in MAKEFILE."