Correction : les arguments n'étaient pas correctement passés

bin/mcserv

@@ -1,14 +1,16 @@
 #!/bin/bash
 
 exec_user() {
-    if [ "$USER" != "$1" ]; then
-        exec sudo -u "$1" "$0" "$@"
+    local user="$1"
+    shift
+    if [ "$USER" != "$user" ]; then
+        exec sudo -u "$user" "$0" "$@"
     else
         return 0
     fi
 }
 
-exec_user minecraft
+exec_user minecraft "$@"
 
 cd ~/bin || exit