qb_loop_poll_add - Man Page

Add a poll job to the mainloop.

Synopsis

#include <qb/qbloop.h>

int32_t qb_loop_poll_add(
    qb_loop_t                *l, /* pointer to the loop instance */
    enum qb_loop_priority     p, /* the priority */
    int32_t                   fd, /* file descriptor. */
    int32_t                   events,     /* (POLLIN|POLLOUT) etc .... */
    void                     *data,   /* user data passed into the dispatch function */
    qb_loop_poll_dispatch_fn  dispatch_fn          /* callback function */
);

Params

l           pointer to the loop instance

p           the priority

fd          file descriptor.

events      (POLLIN|POLLOUT) etc ....

data        user data passed into the dispatch function

dispatch_fn callback function

Description

Structures

enum qb_loop_priority {


      QB_LOOP_LOW;

      QB_LOOP_MED;

      QB_LOOP_HIGH;
};

Return Value

status (0 == ok, -errno == failure)

Note

it is a re-occurring job.

See Also

qb_loop_job_del(3), qb_loop_run(3), qb_loop_create(3), qb_loop_stop(3), qb_loop_poll_low_fds_event_set(3), qb_loop_signal_del(3), qb_loop_signal_add(3), qb_loop_job_add(3), qb_loop_poll_del(3), qb_loop_destroy(3), qb_loop_timer_expire_time_remaining(3), qb_loop_poll_mod(3), qb_loop_signal_mod(3), qb_loop_timer_del(3), qb_loop_timer_add(3), qb_loop_timer_is_running(3), qb_loop_timer_expire_time_get(3),

Referenced By

qb_loop_create(3), qb_loop_destroy(3), qbloop.h(3), qb_loop_job_add(3), qb_loop_job_del(3), qb_loop_poll_del(3), qb_loop_poll_low_fds_event_set(3), qb_loop_poll_mod(3), qb_loop_run(3), qb_loop_signal_add(3), qb_loop_signal_del(3), qb_loop_signal_mod(3), qb_loop_stop(3), qb_loop_timer_add(3), qb_loop_timer_del(3), qb_loop_timer_expire_time_get(3), qb_loop_timer_expire_time_remaining(3), qb_loop_timer_is_running(3).

2021-11-12 libqb Programmer's Manual