Other fix to ws in path names fix

pear/PEAR/Common.php

@@ -701,10 +701,7 @@ class PEAR_Common extends PEAR
         }
         $tmpdir = System::mkTemp('-d pear');
         $this->addTempFile($tmpdir);
-        if (!is_array($xml)) {
-            $xml = array($xml);
-        }
-        if (!$xml || !$tar->extractList($xml, $tmpdir)) {
+        if (!$xml || !$tar->extractList(array($xml), $tmpdir)) {
             return $this->raiseError('could not extract the package.xml file');
         }
         return $this->infoFromDescriptionFile("$tmpdir/$xml");