From 025f137f2898b80faa1f2d30d55c569955c66332 Mon Sep 17 00:00:00 2001
From: Alan <qujianwei@diynova.com>
Date: Sun, 10 May 2026 14:34:39 +0800
Subject: [PATCH] fix: guard empty CTL_BOOTSTRAP_ARGS expansion for bash 3.2

With set -u, bash 3.2 treats empty array expansion
"\${CTL_BOOTSTRAP_ARGS[@]}" as an unbound variable.

Use ${CTL_BOOTSTRAP_ARGS[@]+"..."} pattern to skip
expansion when the array is empty.
---
 ctl.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ctl.sh b/ctl.sh
index 62c2407d..c246131f 100755
--- a/ctl.sh
+++ b/ctl.sh
@@ -215,7 +215,7 @@ start_cmd() {
   : >> "${LOG_FILE}"
   (
     cd "${REPO_ROOT}"
-    exec "${python_exe}" "${REPO_ROOT}/bootstrap.py" --no-browser --foreground --host "${CTL_HOST}" "${CTL_PORT}" "${CTL_BOOTSTRAP_ARGS[@]}"
+    exec "${python_exe}" "${REPO_ROOT}/bootstrap.py" --no-browser --foreground --host "${CTL_HOST}" "${CTL_PORT}" ${CTL_BOOTSTRAP_ARGS[@]+"${CTL_BOOTSTRAP_ARGS[@]}"}
   ) >> "${LOG_FILE}" 2>&1 &
   pid=$!