From e65c0a0810cb8304497b02c5df56fd50070dd90e Mon Sep 17 00:00:00 2001
From: zeertzjq <zeertzjq@outlook.com>
Date: Thu, 10 Jul 2025 14:17:20 +0800
Subject: [PATCH] fix(tui): check for title support correctly (#34866)

---
 src/nvim/tui/tui.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/nvim/tui/tui.c b/src/nvim/tui/tui.c
index 790b92aa57..1cc562e27c 100644
--- a/src/nvim/tui/tui.c
+++ b/src/nvim/tui/tui.c
@@ -377,6 +377,7 @@ static void terminfo_start(TUIData *tui)
   tui->unibi_ext.reset_scroll_region = -1;
   tui->unibi_ext.set_cursor_style = -1;
   tui->unibi_ext.reset_cursor_style = -1;
+  tui->unibi_ext.set_title = -1;
   tui->unibi_ext.set_underline_style = -1;
   tui->unibi_ext.set_underline_color = -1;
   tui->unibi_ext.sync = -1;
@@ -1628,7 +1629,7 @@ static void tui_suspend_cb(TUIData *tui)
 
 void tui_set_title(TUIData *tui, String title)
 {
-  if (!unibi_get_ext_str(tui->ut, (unsigned)tui->unibi_ext.set_title)) {
+  if (tui->unibi_ext.set_title == -1) {
     return;
   }
   if (title.size > 0) {