From 82a6e39b2838b486fcf6f49ba478e00473220a71 Mon Sep 17 00:00:00 2001 From: Ruslan Ermilov Date: Thu, 12 Oct 2006 21:10:55 +0000 Subject: [PATCH] At least one argument is required. --- usr.bin/tput/tput.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/usr.bin/tput/tput.c b/usr.bin/tput/tput.c index a74e36af8d34..a478d5dcf49a 100644 --- a/usr.bin/tput/tput.c +++ b/usr.bin/tput/tput.c @@ -81,6 +81,9 @@ main(int argc, char **argv) argc -= optind; argv += optind; + if (argc < 1) + usage(); + if (!term && !(term = getenv("TERM"))) errx(2, "no terminal type specified and no TERM environmental variable."); if (tgetent(tbuf, term) != 1)