Handle unbound arrays correctly

[releng/global-jjb.git] / shell / logs-deploy.sh

diff --git a/shell/logs-deploy.sh b/shell/logs-deploy.sh
index eae4895..23660d7 100644 (file)
--- a/shell/logs-deploy.sh
+++ b/shell/logs-deploy.sh
@@ -13,7 +13,7 @@ echo "---> logs-deploy.sh"
 # Ensure we fail the job if any steps fail.
 set -eu -o pipefail
 
-if [[ -z $LOGS_SERVER ]]; then
+if [[ -z $"${LOGS_SERVER:-}" ]]; then
     echo "WARNING: Logging server not set"
 else
     nexus_url="${NEXUSPROXY:-$NEXUS_URL}"
@@ -21,9 +21,10 @@ else
 
     # Handle multiple search extensions as separate values to '-p|--pattern'
     set -f # Disable pathname expansion
+    search_exts=()
     IFS=' ' read -r -a search_exts <<< "${ARCHIVE_ARTIFACTS:-}"
     pattern_opts=()
-    for search_ext in "${search_exts[@]}";
+    for search_ext in "${search_exts[@]:-}";
     do
         pattern_opts+=("-p" "$search_ext")
     done