From 4d314789c9c041d424faba2a76217abd3adaba8c Mon Sep 17 00:00:00 2001
From: Reuben Thomas <rrt@sc3d.org>
Date: Mon, 31 Oct 2016 19:53:13 +0000
Subject: [PATCH 5/5] xdg-screensaver: fix suspending using window without a
 WM_NAME property

---
 scripts/xdg-screensaver.in | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/scripts/xdg-screensaver.in b/scripts/xdg-screensaver.in
index 50ef916..1651bf0 100644
--- a/scripts/xdg-screensaver.in
+++ b/scripts/xdg-screensaver.in
@@ -466,8 +466,9 @@ my $x = X11::Protocol->new();
 my $named_window_id = hex($window_id);
 my $window_name;
 while (1) {
-  ($window_name) = $x->GetProperty($named_window_id, $x->atom("WM_NAME"),
-				   $x->atom("STRING"), 0, 1000, 0);
+  eval { ($window_name) = $x->GetProperty($named_window_id, $x->atom("WM_NAME"),
+				   $x->atom("STRING"), 0, 1000, 0); };
+  $window_name = "?" if $@;
   last if defined($window_name) && $window_name ne "";
   (undef, $named_window_id) = $x->QueryTree($named_window_id);
   if (!defined($named_window_id)) {
-- 
2.7.4