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authorHiltjo Posthuma <hiltjo@codemadness.org>2022-03-26 17:58:47 +0100
committerHiltjo Posthuma <hiltjo@codemadness.org>2022-03-26 17:58:47 +0100
commite73651f12a406629778f02d8e5acbe2caec0dfc2 (patch)
treee7b4e62adddac8569651dd90948a206dd971c24f /dmenu.c
parent31fa07b9849b0ffbf4b7efb55943f466b3ff160f (diff)
fix UB with the function iscntrl()
From commit 6818e07291f3b2913e687c8ec3d3fe4711724050 by NRK, thanks
Diffstat (limited to 'dmenu.c')
-rw-r--r--dmenu.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/dmenu.c b/dmenu.c
index 085dc29..839f6cc 100644
--- 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: