From 7077d657662f4e0ba673e19f3f01189bc9747294 Mon Sep 17 00:00:00 2001
From: Jeffery <jiantw83@yahoo.com>
Date: Wed, 26 Aug 2026 12:25:33 +0800
Subject: [PATCH] =?UTF-8?q?fix(cli):=20=E5=B1=95=E9=96=8B=20$JSC=5FHOME=20?=
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---
 tools/scan-config.sh | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/tools/scan-config.sh b/tools/scan-config.sh
index dad88eb..4fb7558 100755
--- a/tools/scan-config.sh
+++ b/tools/scan-config.sh
@@ -121,7 +121,10 @@ online_ready() {
 expand() {
   _e="$1"
   case "$_e" in "~/"*) _e="$HOME/${_e#\~/}" ;; esac
-  ( set +u; eval "printf '%s' \"$_e\"" ) 2>/dev/null
+  # JSC_HOME 常常正是還沒設定的那一個，展開別列的 $JSC_HOME/... 卻要它有值；
+  # 只在這個子 shell 套用 JSC_HOME 規格列自己的預設值，不外流到主流程，
+  # 免得 JSC_HOME 那一列自己的檢查被連帶改成「已設定」。
+  ( set +u; : "${JSC_HOME:=$HOME/.jsc}"; eval "printf '%s' \"$_e\"" ) 2>/dev/null
 }
 
 emit() { # item scope required actual expect fix verdict