static void
signal_cb(struct ev_loop *loop, struct ev_signal *w, int revents) {
if (revents & EV_SIGNAL) {
switch (w->signum) {
case SIGHUP:
reload_config(config, loop);
break;
case SIGUSR1:
print_connections();
break;
case SIGINT:
case SIGTERM:
ev_unloop(loop, EVUNLOOP_ALL);
}
}
}
void
run_server() {
int maxfd;
fd_set rfds, wfds;
init_connections();
running = 1;
while (running) {
FD_ZERO(&rfds);
FD_ZERO(&wfds);
maxfd = fd_set_listeners(&config->listeners, &rfds, 0);
maxfd = fd_set_connections(&rfds, &wfds, maxfd);
if (select(maxfd + 1, &rfds, &wfds, NULL, NULL) < 0) {
/* select() might have failed because we received a signal, so we need to check */
if (errno != EINTR) {
perror("select");
return;
}
/* We where interrupted by a signal */
if (sighup_received) {
sighup_received = 0;
reload_config(config);
}
if (sigusr1_received) {
sigusr1_received = 0;
print_connections();
}
continue; /* our file descriptor sets are undefined, so select again */
}
handle_listeners(&config->listeners, &rfds, accept_connection);
handle_connections(&rfds, &wfds);
}
free_connections();
}
