eval {
require Errno; Errno->import(qw(EAGAIN EINPROGRESS EWOULDBLOCK));
};
+
+ unless ($^O eq 'MSWin32') {
+ if ($] >= 5.6) {
+ eval {
+ require Socket; Socket->import(qw(IPPROTO_TCP TCP_NODELAY));
+ };
+ } else {
+ dbg("IPPROTO_TCP and TCP_NODELAY manually defined");
+ eval 'sub IPPROTO_TCP { 6 };';
+ eval 'sub TCP_NODELAY { 1 };';
+ }
+ }
# http://support.microsoft.com/support/kb/articles/Q150/5/37.asp
# defines EINPROGRESS as 10035. We provide it here because some
# Win32 users report POSIX::EINPROGRESS is not vendor-supported.
eval '*EWOULDBLOCK = *EAGAIN = sub { 10035 };';
eval '*F_GETFL = sub { 0 };';
eval '*F_SETFL = sub { 0 };';
- $blocking_supported = 1;
+ eval '*IPPROTO_TCP = sub { 6 };';
+ eval '*TCP_NODELAY = sub { 1 };';
+ $blocking_supported = 0; # it appears that this DOESN'T work :-(
}
}
return $self;
}
-eval "use Socket qw(IPPROTO_TCP TCP_NODELAY)";
-if ($@ && !$main::is_win) {
- sub IPPROTO_TCP {6;}
- sub TCP_NODELAY {1;};
-}
sub nolinger
{
if (isdbg('sock')) {
my ($l, $t) = unpack "ll", getsockopt($conn->{sock}, SOL_SOCKET, SO_LINGER);
my $k = unpack 'l', getsockopt($conn->{sock}, SOL_SOCKET, SO_KEEPALIVE);
- my $n = unpack "l", getsockopt($conn->{sock}, IPPROTO_TCP, TCP_NODELAY);
+ my $n = $main::is_win ? 0 : unpack "l", getsockopt($conn->{sock}, IPPROTO_TCP, TCP_NODELAY);
dbg("Linger is: $l $t, keepalive: $k, nagle: $n");
}
if (isdbg('sock')) {
my ($l, $t) = unpack "ll", getsockopt($conn->{sock}, SOL_SOCKET, SO_LINGER);
my $k = unpack 'l', getsockopt($conn->{sock}, SOL_SOCKET, SO_KEEPALIVE);
- my $n = unpack "l", getsockopt($conn->{sock}, IPPROTO_TCP, TCP_NODELAY);
+ my $n = $main::is_win ? 0 : unpack "l", getsockopt($conn->{sock}, IPPROTO_TCP, TCP_NODELAY);
dbg("Linger is: $l $t, keepalive: $k, nagle: $n");
}
}