From 40671c78f1577b54ed3898009e7ef72be8d8d524 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9D=8E=E9=80=9A=E6=B4=B2?= <zhangsongcui3371@sina.com>
Date: Tue, 5 Nov 2024 10:01:43 +0800
Subject: [PATCH] Monitor: don't display `()` if display name is not available

---
 src/modules/monitor/monitor.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/modules/monitor/monitor.c b/src/modules/monitor/monitor.c
index 701444c29..93ce917db 100644
--- a/src/modules/monitor/monitor.c
+++ b/src/modules/monitor/monitor.c
@@ -29,7 +29,9 @@ void ffPrintMonitor(FFMonitorOptions* options)
         ffStrbufClear(&key);
         if(options->moduleArgs.key.length == 0)
         {
-            ffStrbufAppendF(&key, "%s (%s)", FF_MONITOR_MODULE_NAME, display->name.chars);
+            ffStrbufAppendS(&key, FF_MONITOR_MODULE_NAME);
+            if (display->name.length > 0)
+                ffStrbufAppendF(&key, " (%s)", display->name.chars);
         }
         else
         {