int dill_timer_fire(void) {
/* Avoid getting current time if there are no timers anyway. */
if(dill_list_empty(&dill_timers))
return 0;
int64_t nw = now();
int fired = 0;
while(!dill_list_empty(&dill_timers)) {
struct dill_timer *tm = dill_cont(
dill_list_begin(&dill_timers), struct dill_timer, item);
if(tm->expiry > nw)
break;
dill_list_erase(&dill_timers, dill_list_begin(&dill_timers));
dill_resume(dill_cont(tm, struct dill_cr, timer), -ETIMEDOUT);
fired = 1;
}
return fired;
}
int dill_timer_next(void) {
if(dill_list_empty(&dill_timers))
return -1;
int64_t nw = now();
int64_t expiry = dill_cont(dill_list_begin(&dill_timers),
struct dill_timer, item)->expiry;
return (int) (nw >= expiry ? 0 : expiry - nw);
}
int dill_bundle_wait(int h, int64_t deadline) {
int rc = dill_canblock();
if(dill_slow(rc < 0)) return -1;
struct dill_bundle *self = dill_hquery(h, dill_bundle_type);
if(dill_slow(!self)) return -1;
/* If there are no coroutines in the bundle succeed immediately. */
if(dill_list_empty(&self->crs)) return 0;
/* Otherwise wait for all coroutines to finish. */
struct dill_clause cl;
self->waiter = &cl;
dill_waitfor(&cl, 0, NULL);
struct dill_tmclause tmcl;
dill_timer(&tmcl, 1, deadline);
int id = dill_wait();
self->waiter = NULL;
if(dill_slow(id < 0)) return -1;
if(dill_slow(id == 1)) {errno = ETIMEDOUT; return -1;}
dill_assert(id == 0);
return 0;
}