X-Git-Url: https://git.xinqibao.xyz/dwm.git/blobdiff_plain/22399a3bc05406a89f6ad717800b4d9ba41f6e0a..c67dbb28e47b03eca0c7faddcf7c9862c41694b7:/client.c

diff --git a/client.c b/client.c
index 03d158f..3db14f5 100644
--- a/client.c
+++ b/client.c
@@ -366,15 +366,16 @@ updatetitle(Client *c) {
 	if(!name.nitems)
 		return;
 	if(name.encoding == XA_STRING)
-		strncpy(c->name, (char *)name.value, sizeof c->name);
+		strncpy(c->name, (char *)name.value, sizeof c->name - 1);
 	else {
 		if(XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success
 		&& n > 0 && *list)
 		{
-			strncpy(c->name, *list, sizeof c->name);
+			strncpy(c->name, *list, sizeof c->name - 1);
 			XFreeStringList(list);
 		}
 	}
+	c->name[sizeof c->name - 1] = '\0';
 	XFree(name.value);
 }