NAME

       qb_loop_poll_mod - Modify a poll job.

SYNOPSIS

       #include <qb/qbloop.h>

       int32_t qb_loop_poll_mod(
           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)

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_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),
       qb_loop_poll_add(3)

COPYRIGHT

       Copyright (C) 2010-2020 Red Hat, Inc.