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QB_LOOP_SIGNAL_ADD(3) libqb Programmer's Manual QB_LOOP_SIGNAL_ADD(3)

NAME

qb_loop_signal_add - Add a signal job.

SYNOPSIS

#include <qb/qbloop.h>

int32_t qb_loop_signal_add(

qb_loop_t *l, /* pointer to the loop instance */
enum qb_loop_priority p, /* the priority */
int32_t sig, /* (SIGHUP or SIGINT) etc .... */
void *data, /* user data passed into the dispatch function */
qb_loop_signal_dispatch_fn dispatch_fn, /* callback function */
qb_loop_signal_handle *handle /* (out) a reference to the signal job */ );

PARAMS

l pointer to the loop instance

p the priority

sig (SIGHUP or SIGINT) etc ....

data user data passed into the dispatch function

dispatch_fn callback function

handle (out) a reference to the signal job

DESCRIPTION

Get a callback on this signal (not in the context of the signal).

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_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), qb_loop_poll_add(3)

COPYRIGHT

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

2023-07-24 LIBQB