From 6721ece2004ea531811e6953a33b10890d52a77c Mon Sep 17 00:00:00 2001
From: David Huber <david.huber@noaa.gov>
Date: Wed, 31 Jul 2024 14:53:05 +0000
Subject: [PATCH] Remove more if-defined parameter expansions

---
 ci/scripts/driver.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/ci/scripts/driver.sh b/ci/scripts/driver.sh
index 4afd9ccebe..50c9185b3e 100755
--- a/ci/scripts/driver.sh
+++ b/ci/scripts/driver.sh
@@ -144,7 +144,7 @@ pr_list=""
 if [[ -f "${pr_list_dbfile}" ]]; then
   pr_list=$("${ROOT_DIR}/ci/scripts/utils/pr_list_database.py" --dbfile "${pr_list_dbfile}" --list Open Ready) || true
 fi
-if [[ -z "${pr_list+x}" ]]; then
+if [[ -z "${pr_list}" ]]; then
   echo "no PRs open and ready for checkout/build .. exiting"
   exit 0
 fi
@@ -158,7 +158,7 @@ fi
 for pr in ${pr_list}; do
   # Skip pr's that are currently Building for when overlapping driver scripts are being called from within cron
   pr_building=$("${ROOT_DIR}/ci/scripts/utils/pr_list_database.py" --display "${pr}" --dbfile "${pr_list_dbfile}" | grep Building) || true
-  if [[ -z "${pr_building+x}" ]]; then
+  if [[ -z "${pr_building}" ]]; then
       continue
   fi
   id=$("${GH}" pr view "${pr}" --repo "${REPO_URL}" --json id --jq '.id')