add sms error code

mobile/control/login.php

@@ -302,12 +302,13 @@ class loginControl extends mobileHomeControl
 
         $sms = new Sms();
         $code = makeSmscode();
-        if($sms->send_msg($mobile,$code,'1') == 0) {            
+        $status = $sms->send_msg($mobile,$code,'1');
+        if($status == 0) {            
             $key = $this->gen_token_code($token);
             wcache($key, array('code' => $code,'mobile' => $mobile), 'member', $code_expire);
             joutput_data(NULL);
         } else {
-            joutput_error(errcode::ErrSms);
+            joutput_error(errcode::ErrSms,"send error=" . $status);
         }        
     }