From dcd5d21e4c53f1670b33cec78c96bdd3da87037d Mon Sep 17 00:00:00 2001
From: Joakim Tjernlund <joakim.tjernlund@infinera.com>
Date: Thu, 29 Dec 2022 14:51:57 +0100
Subject: Test if XResQueryClientIds() is available before using it.

Needed for X2Go as it does not have XRES 1.2 extension.
---
 src/core/window-props.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/core/window-props.c b/src/core/window-props.c
index b27809ab..06df9e66 100644
--- a/src/core/window-props.c
+++ b/src/core/window-props.c
@@ -305,6 +305,8 @@ get_local_pid (MetaWindow *window)
   long i;
 
   pid = -1;
+  if (window->display->have_xres == FALSE)
+    return pid;
 
   spec.client = window->xwindow;
   spec.mask = XRES_CLIENT_ID_PID_MASK;
-- 
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