X-Git-Url: https://code.delx.au/gnu-emacs/blobdiff_plain/c0466914ba3ad88c402b0301646b4b5db8aeb913..c1473b4cfeb477ced05d457868c5e1eb97a58eb0:/lisp/emacs-lisp/tq.el

diff --git a/lisp/emacs-lisp/tq.el b/lisp/emacs-lisp/tq.el
index b12c21b673..a7bfd3ac66 100644
--- a/lisp/emacs-lisp/tq.el
+++ b/lisp/emacs-lisp/tq.el
@@ -1,7 +1,7 @@
 ;;; tq.el --- utility to maintain a transaction queue
 
 ;; Copyright (C) 1985, 1986, 1987, 1992, 2001, 2002, 2003, 2004,
-;;   2005, 2006, 2007 Free Software Foundation, Inc.
+;;   2005, 2006, 2007, 2008 Free Software Foundation, Inc.
 
 ;; Author: Scott Draves <spot@cs.cmu.edu>
 ;; Maintainer: FSF
@@ -10,10 +10,10 @@
 
 ;; This file is part of GNU Emacs.
 
-;; GNU Emacs is free software; you can redistribute it and/or modify
+;; GNU Emacs is free software: you can redistribute it and/or modify
 ;; it under the terms of the GNU General Public License as published by
-;; the Free Software Foundation; either version 2, or (at your option)
-;; any later version.
+;; the Free Software Foundation, either version 3 of the License, or
+;; (at your option) any later version.
 
 ;; GNU Emacs is distributed in the hope that it will be useful,
 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -21,9 +21,7 @@
 ;; GNU General Public License for more details.
 
 ;; You should have received a copy of the GNU General Public License
-;; along with GNU Emacs; see the file COPYING.  If not, write to the
-;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
-;; Boston, MA 02110-1301, USA.
+;; along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
 
 ;;; Commentary:
 
@@ -100,8 +98,9 @@ to a tcp server on another machine."
 (defun tq-queue-pop (tq)
   (setcar tq (cdr (car tq)))
   (let ((question (tq-queue-head-question tq)))
-    (when question
-      (process-send-string (tq-process tq) question)))
+    (condition-case nil
+	(process-send-string (tq-process tq) question)
+      (error nil)))
   (null (car tq)))
 
 (defun tq-enqueue (tq question regexp closure fn &optional delay-question)
@@ -167,5 +166,5 @@ This produces more reliable results with some processes."
 
 (provide 'tq)
 
-;;; arch-tag: 65dea08c-4edd-4cde-83a5-e8a15b993b79
+;; arch-tag: 65dea08c-4edd-4cde-83a5-e8a15b993b79
 ;;; tq.el ends here