dmenu

commit e73651f12a406629778f02d8e5acbe2caec0dfc2
parent 31fa07b9849b0ffbf4b7efb55943f466b3ff160f
Author: Hiltjo Posthuma <[email protected]>
Date:   Sat, 26 Mar 2022 17:58:47 +0100

fix UB with the function iscntrl()

From commit 6818e07291f3b2913e687c8ec3d3fe4711724050 by NRK, thanks

Diffstat:
M
dmenu.c
 | 
2
+-

1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/dmenu.c b/dmenu.c
@@ -415,7 +415,7 @@ keypress(XKeyEvent *ev)
 	switch(ksym) {
 	default:
 insert:
-		if (!iscntrl(*buf))
+		if (!iscntrl((unsigned char)*buf))
 			insert(buf, len);
 		break;
 	case XK_Delete: