prune: don't abort when a distro has no versioned tags

fedora-remote has no rawhide.* tags yet, so grep exited non-zero and, under set -e/pipefail, killed prune-registry.sh before it reported anything. Tolerate an empty match.
2026-09-28 17:59:50 +02:00
parent 40f7aef501
commit 357bf16479
1 changed files with 3 additions and 1 deletions
@@ -37,8 +37,10 @@ done
 declare -A keep=()
 for d in "${DISTROS[@]}"; do
  keep["${d}"]=1
  # A distro that has no versioned tags yet is fine; don't let grep's non-zero
  # exit status abort the script under set -e/pipefail.
  newest="$(grep -E "^${d}\.[0-9]+\.[0-9]+$" <<< "${versions}" \
-    | sort -t. -k2,2n -k3,3n | tail -1)"
+    | sort -t. -k2,2n -k3,3n | tail -1 || true)"
  [[ -n "${newest}" ]] && keep["${newest}"]=1
 done