From 4ea90153ac792afd0f8c3db845a09176c8d6dfa3 Mon Sep 17 00:00:00 2001
From: Hans Petter Selasky <hselasky@FreeBSD.org>
Date: Wed, 5 Oct 2022 11:40:01 +0200
Subject: [PATCH] vt(4): Make sure pressing the extend button updates the
 current selection.

MFC after:	1 week
Sponsored by:	NVIDIA Networking
---
 sys/dev/vt/vt_core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/dev/vt/vt_core.c b/sys/dev/vt/vt_core.c
index 8f9e1cf6d2b..ba39daec06e 100644
--- a/sys/dev/vt/vt_core.c
+++ b/sys/dev/vt/vt_core.c
@@ -2191,7 +2191,7 @@ vt_mouse_event(int type, int x, int y, int event, int cnt, int mlevel)
 
 		vd->vd_mx = x;
 		vd->vd_my = y;
-		if (vd->vd_mstate & MOUSE_BUTTON1DOWN)
+		if (vd->vd_mstate & (MOUSE_BUTTON1DOWN | VT_MOUSE_EXTENDBUTTON))
 			vtbuf_set_mark(&vw->vw_buf, VTB_MARK_MOVE,
 			    vd->vd_mx / vf->vf_width,
 			    vd->vd_my / vf->vf_height);