From 9b6d68ec70da775c4e2bf6481f86117cf9d9f551 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Camilla=20L=C3=B6wy?= <elmindreda@elmindreda.org>
Date: Mon, 16 Dec 2019 15:08:54 +0100
Subject: [PATCH] X11: Fix missing checks for EWMH attention atoms

---
 src/x11_window.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/x11_window.c b/src/x11_window.c
index 91c57981..604b186b 100644
--- a/src/x11_window.c
+++ b/src/x11_window.c
@@ -2420,6 +2420,9 @@ void _glfwPlatformHideWindow(_GLFWwindow* window)
 
 void _glfwPlatformRequestWindowAttention(_GLFWwindow* window)
 {
+    if (!_glfw.x11.NET_WM_STATE || !_glfw.x11.NET_WM_STATE_DEMANDS_ATTENTION)
+        return;
+
     sendEventToWM(window,
                   _glfw.x11.NET_WM_STATE,
                   _NET_WM_STATE_ADD,