File recode-3.6-task.patch of Package recode
--- src/task.c
+++ src/task.c
@@ -1198,6 +1198,8 @@
else
success = transform_mere_copy (subtask);
+ task->output = subtask->output;
+
if (subtask->input.name && *subtask->input.name)
fclose (subtask->input.file);
if (subtask->output.name && *subtask->output.name)