From 0e06e1110a0ea4fcff9ff3380ad657d80db95305 Mon Sep 17 00:00:00 2001
From: peijiankang <peijiankang@kylinos.cn>
Date: Fri, 21 Jul 2023 17:19:50 +0800
Subject: [PATCH] fix ukui-notification-daemon SIGSEGV

---
 src/main.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/main.cpp b/src/main.cpp
index 0309f7b..0bc1028 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -36,6 +36,11 @@
 
 int getScreenWidth() {
     Display *disp = XOpenDisplay(NULL);
+    if (disp == NULL) {
+        fprintf(stderr, "Cannot connect to X server\n");
+        return 0;
+    }
+
     Screen *scrn = DefaultScreenOfDisplay(disp);
     if (NULL == scrn) {
         return 0;
-- 
2.33.0