xbattmon

commit dc1ccea8b1b52c8236325f3f688ab0a473e3774e
parent 48b2c54f609e276c53f724ef41710e91b38673b5
Author: Klemens Nanni <kn@openbsd.org>
Date:   Tue, 16 Jul 2019 14:16:43 +0200

Use unveil(2)

On OpenBSD, after opening the apm(4) device, no other files need to be
read, so hide the entire filesystem at runtime.

Diffstat:
M
xbattmon.c
 | 
2
++

1 file changed, 2 insertions(+), 0 deletions(-)
diff --git a/xbattmon.c b/xbattmon.c
@@ -465,6 +465,8 @@ main(int argc, char *argv[])
 	setup();
 #ifdef __OpenBSD__
 	openbat();
+	if (unveil(NULL, NULL) == -1)
+		err(1, "unveil");
 #endif
 	pollbat();
 	redraw();