From f9291765b363809ff4e75ff441d374ecef3ad40a Mon Sep 17 00:00:00 2001
From: Paul Buetow <paul@buetow.org>
Date: Sun, 14 Jun 2026 00:00:10 +0300
Subject: km0 harden parallel job pool

---
 src/lib/image.source.sh | 21 +++++++++++++++++++--
 1 file changed, 19 insertions(+), 2 deletions(-)

(limited to 'src/lib/image.source.sh')

diff --git a/src/lib/image.source.sh b/src/lib/image.source.sh
index c190b87..f7cb715 100644
--- a/src/lib/image.source.sh
+++ b/src/lib/image.source.sh
@@ -66,15 +66,32 @@ warn_unsupported_incoming_files() {
 scalephotos() {
     local -i failed=0
     local -a image_job_pids=()
+    # Passed by name to wait_for_image_job_slot and wait_for_image_jobs.
+    # shellcheck disable=SC2034
+    local -A image_job_labels=()
+    # Passed by name to wait_for_image_job_slot and wait_for_image_jobs.
+    # shellcheck disable=SC2034
+    local -A image_job_statuses=()
     local photo
 
     while IFS= read -r photo; do
-        wait_for_image_job_slot image_job_pids failed
+        wait_for_image_job_slot \
+            image_job_pids \
+            image_job_statuses \
+            image_job_labels \
+            failed
         scale_photo "$photo" &
         image_job_pids+=("$!")
+        # Read through a nameref in the job-pool helpers.
+        # shellcheck disable=SC2034
+        image_job_labels["$!"]="image job for photo $photo"
     done < <(incoming_image_files)
 
-    wait_for_image_jobs image_job_pids failed
+    wait_for_image_jobs \
+        image_job_pids \
+        image_job_statuses \
+        image_job_labels \
+        failed
     if (( failed != 0 )); then
         return 1
     fi
-- 
cgit v1.2.3