Fixup

Author: Michael Vasseur

judge/judgedaemon.main.php

@@ -34,8 +34,8 @@ function dj_getopt(string $short_options, array $long_options = []): array
         if (str_starts_with($arg, '--') && !array_key_exists(ltrim($arg, '-'), $options)) {
             echo "Error: Unknown option: $arg\n";
             $unknown_option = true;
-        } elseif (str_starts_with($arg, '-') {
-            foreach (ltrim($arg, '-') as $c) {
+        } elseif (str_starts_with($arg, '-')) {
+            foreach (str_split(ltrim($arg, '-')) as $c) {
                 if (!array_key_exists($c, $options)) {
                     echo "Error: Unknown option: $arg\n";
                     $unknown_option = true;