From b25abc595ca146b6b3e1590055a57353cc96098c Mon Sep 17 00:00:00 2001
From: Rene Kita <mail@rkta.de>
Date: Sat, 4 Sep 2021 12:48:55 +0200
Subject: [PATCH] Let strncpy write the null terminator

---
 terms.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/terms.c b/terms.c
index ad306d6..ae42cbf 100644
--- a/terms.c
+++ b/terms.c
@@ -356,7 +356,7 @@ char *ttyname(int);
 #define SETCHMODE(var,mode)	((var) = (((var)&~C_WHICHCHAR) | mode))
 #ifdef USE_M17N
 #define SETCH(var,ch,len)	((var) = New_Reuse(char, (var), (len) + 1), \
-				strncpy((var), (ch), (len)), (var)[len] = '\0')
+				strncpy((var), (ch), (len + 1)))
 #else
 #define SETCH(var,ch,len)	((var) = (ch))
 #endif