Display usage when unknown options are passed

2011-11-16 21:00:50 +01:00 · 2011-11-16 21:00:50 +01:00 · 6ec7069f8e
commit 6ec7069f8e
parent 8aca717209
1 changed files with 1 additions and 1 deletions
--- a/slic3r.pl
+++ b/slic3r.pl
@ -76,7 +76,7 @@ GetOptions(
    'duplicate-x=i'         => \$Slic3r::duplicate_x,
    'duplicate-y=i'         => \$Slic3r::duplicate_y,
    'duplicate-distance=i'  => \$Slic3r::duplicate_distance,
-);
+) or usage(1);

 # load configuration
 if ($opt{load}) {