#include "error.h"
#include "stdout.h"
-
/**
* 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 the STDOUT_FILENO
- * to the write fd set of \a s.
+ * 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.
*/
void stdout_pre_select(struct sched *s, struct task *t)
{
* \param s the scheduler this task was registered to
* \param t the task structure of the stdout task
*
- * This function checks if STDOUT_FILENO was included by in the write fd set of
- * \a s during the previous pre_select call. If yes, and STDOUT_FILENO appeears
- * to be writable, the data loaded in the input buffer is written to stdout.
+ * This function checks if \p STDOUT_FILENO was included by in the write fd set
+ * of \a s during the previous pre_select call. If yes, and \p STDOUT_FILENO
+ * appeears to be writable, the data loaded in the input buffer is written to
+ * stdout.
*/
void stdout_post_select(struct sched *s, struct task *t)
{
if (ret <= 0)
return;
*sot->loaded -= ret;
+ if (*sot->loaded)
+ memmove(sot->buf, sot->buf + ret, *sot->loaded);
t->ret = 1;
}
*
* \param sot the stdout task structure
*
- * This fills in the pre/post select function poinzters of the task
- * structure given by \a sot. It also sets up a default error handler
- * which unregisteres the task on errors and clears the eof flag of
- * \a sot.
+ * This fills in the pre/post select function poinzters of the task structure
+ * given by \a sot. It also sets up a default error handler which unregisters
+ * the task on errors and clears the eof flag of \a sot.
*/
void stdout_set_defaults(struct stdout_task *sot)
{
sot->task.post_select = stdout_post_select;
sot->task.event_handler = stdout_default_event_handler;
sot->eof = 0;
+ mark_fd_nonblock(STDOUT_FILENO);
sprintf(sot->task.status, "stdout writer");
}