-/**
- * The pre_select function of the stdout task.
- *
- * \param s The scheduler this task was registered to.
- * \param t The task structure of the stdout task.
- *
- * This function is always successful. If there is data available in the input
- * buffer, it adds \p STDOUT_FILENO to the write fd set of \a s.
- */
-static void stdout_pre_select(struct sched *s, struct task *t)
-{
- struct stdout_task *sot = container_of(t, struct stdout_task, task);
-
- t->error = 0;
- sot->check_fd = 0;
- if (!*sot->loaded) {
- if (*sot->input_error < 0) {
- t->error = *sot->input_error;
- s->timeout.tv_sec = 0;
- s->timeout.tv_usec = 1;
- }
- return;
- }
- sot->check_fd = 1;
- para_fd_set(STDOUT_FILENO, &s->wfds, &s->max_fileno);
-}
-
-static void stdout_pre_select_btr(struct sched *s, struct task *t)
+/* Add STDOUT_FILENO to the write fd set if there is input data available. */
+static void stdout_pre_select(struct sched *s, void *context)