s->wakeup_issued = 0;
- for(;;)
+ printf("(clear wake-up"); fflush(stdout); // XXX
+ for(;;) {
+ int n;
+ ioctl(s->wakeup_pipe[0], FIONREAD, &n);
+ printf(" %d", n); fflush(stdout); // XXX
if (readpipe(s->wakeup_pipe[0], c, sizeof(c)) != sizeof(c))
break;
+ }
+ printf(")\n"); // XXX
}
static CattaWatch* watch_new(const CattaPoll *api, int fd, CattaWatchEvent event, CattaWatchCallback callback, void *userdata) {
for (;;) {
errno = 0;
+ // XXX debug
+ {
+ printf("(poll %d...", s->n_pollfds);
+ fflush(stdout);
+ }
if (s->poll_func(s->pollfds, s->n_pollfds, s->prepared_timeout, s->poll_func_userdata) < 0) {
- if (errno == EINTR)
+ if (errno == EINTR) {
+ printf(" interrupted)\n"); // XXX
continue;
+ }
s->state = STATE_FAILURE;
+ printf(" FAIL)\n"); // XXX
return -1;
}
assert(s->state == STATE_RAN);
s->state = STATE_DISPATCHING;
- /* We execute only on callback in every iteration */
+ // XXX debug
+ {
+ int i, nready=0, nwatches=0;
+ for(w=s->watches; w; w=w->watches_next)
+ nwatches++;
+ for(i=0; i<s->n_pollfds; i++)
+ if(s->pollfds[i].revents)
+ nready++;
+ if(nready > 0 && s->pollfds[i].revents)
+ printf(" wake-up,");
+ printf(" %d ready, %d watches)\n", nready, nwatches);
+ }
+
+ /* We execute only one callback in every iteration */
/* Check whether the wakeup time has been reached now */
if ((next_timeout = find_next_timeout(s))) {