static void bb_select_once()
{
int i;
fd_set fdreads;
int fdmax = 0;
int n;
FD_ZERO(&fdreads);
for(i=0; i<RECEIVERS_MAX && BellBoy->receivers[i] != NULL; ++i){
Receiver *rev = BellBoy->receivers[i];
log_debug("bb_select_once:select %d:%d", i, rev->fd);
if(rev->select_for_read == false)
continue;
FD_SET(rev->fd, &fdreads);
if(fdmax < rev->fd)
fdmax = rev->fd;
}
n = select(fdmax+1, &fdreads, NULL, NULL, &BellBoy->select_timeout);
if(n > 0){
for(i=0; i<RECEIVERS_MAX && BellBoy->receivers[i] != NULL; ++i){
Receiver *rev = BellBoy->receivers[i];
if(FD_ISSET(rev->fd, &fdreads)){
log_debug("bb_select_once:call %d:%d", i, rev->fd);
rev->select_for_read = rev->call(rev->fd, rev->data);
}
}
}
}
