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--- gnu.orig/tests/tail/overlay-headers.sh 2025-12-07 23:20:20.566198669 +0100
+++ gnu/tests/tail/overlay-headers.sh 2025-12-07 23:20:20.570198688 +0100
@@ -56,26 +56,39 @@
kill -0 $pid || fail=1
-# Wait for 5 initial lines
-retry_delay_ wait4lines_ .1 6 5 || fail=1
+# Wait for 5 initial lines (2 headers + 2 content lines + 1 blank)
+retry_delay_ wait4lines_ .1 6 5 || { echo "Failed waiting for initial 5 lines"; fail=1; }
+
+echo "=== After initial wait, line count: $(countlines_) ==="
+echo "=== Initial output: ===" && cat out && echo "=== End initial output ==="
# Suspend tail so single read() caters for multiple inotify events
-kill -STOP $pid || fail=1
+kill -STOP $pid || { echo "Failed to STOP tail process"; fail=1; }
# Interleave writes to files to generate overlapping inotify events
echo line >> file1 || framework_failure_
echo line >> file2 || framework_failure_
echo line >> file1 || framework_failure_
echo line >> file2 || framework_failure_
+echo "=== Files written, resuming tail ==="
# Resume tail processing
-kill -CONT $pid || fail=1
+kill -CONT $pid || { echo "Failed to CONT tail process"; fail=1; }
-# Wait for 8 more lines
-retry_delay_ wait4lines_ .1 6 13 || fail=1
+# Wait for 8 more lines (should total 13)
+retry_delay_ wait4lines_ .1 6 13 || { echo "Failed waiting for 13 total lines"; fail=1; }
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