mclevel: Add failure on zero arguments

2019-12-09 21:36:46 +00:00 · 2019-12-09 21:36:46 +00:00 · 455b8f3574
commit 455b8f3574
parent 14c6034acb
1 changed files with 1 additions and 0 deletions
--- a/1
+++ b/1
@ -111,6 +111,7 @@ main() {
 			error "Too many arguments: $arg" 2
 		fi
 	done
+	[ -z "$_level" ] && error "Program requires argument" 2
 	[ -n "$_opthelp" ] && printhelp && exit 0
 	givelevels "$_level"
 }