BUF_ALLOC(st->rbuf,"udp_afterpoll");
buffer_init(st->rbuf,calculate_max_start_pad());
rv=recvfrom(st->fd, st->rbuf->start,
- (st->rbuf->base + st->rbuf->len) - st->rbuf->start,
+ buf_remaining_space(st->rbuf),
0, (struct sockaddr *)&from, &fromlen);
if (rv>0) {
st->rbuf->size=rv;
fatal_perror("udp (%s:%d): fcntl(set O_NONBLOCK)",
st->loc.file,st->loc.line);
}
- if (fcntl(st->fd, F_SETFD, FD_CLOEXEC)==-1) {
- fatal_perror("udp (%s:%d): fcntl(set FD_CLOEXEC)",
- st->loc.file,st->loc.line);
- }
+ setcloexec(st->fd);
FILLZERO(addr);
addr.sin_family=AF_INET;