From 8e05a06d24c71bfdd3266c5a7eb396ba26672ca7 Mon Sep 17 00:00:00 2001
From: nhmall <nhmall@nethack.org>
Date: Fri, 10 Mar 2023 13:54:44 -0500
Subject: [PATCH] fix off-by-one (premature-truncation, not overflow)

---
 win/Qt/qt_msg.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/win/Qt/qt_msg.cpp b/win/Qt/qt_msg.cpp
index 0c995cd97..f61549d81 100644
--- a/win/Qt/qt_msg.cpp
+++ b/win/Qt/qt_msg.cpp
@@ -100,7 +100,7 @@ const char * NetHackQtMessageWindow::GetStr(bool init)
     QListWidgetItem *item = list->item(currgetmsg++);
     if (item) {
         QString str = item->text();
-	if (str.toLatin1().length() < (int) sizeof historybuf - 1) {
+	if (str.toLatin1().length() < (int) sizeof historybuf) {
             return strcpy(historybuf, str.toLatin1().constData());
             //raw_printf("getstr[%d]='%s'", currgetmsg, result);
 	}