remove all set sockopts for M$

[spider.git] / perl / Msg.pm

diff --git a/perl/Msg.pm b/perl/Msg.pm
index c9ad34338952888b03fa4c563bae15cef172c993..e774c59d41ddb6df20c610e2ef886a14d7e6c2f1 100644 (file)
--- a/perl/Msg.pm
+++ b/perl/Msg.pm
@@ -52,6 +52,18 @@ BEGIN {
        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.
@@ -60,7 +72,9 @@ BEGIN {
                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 :-(
        } 
 }
 
@@ -375,36 +389,31 @@ sub new_server {
        return $self;
 }
 
-eval "use Socket qw(IPPROTO_TCP TCP_NODELAY)";
-if ($@ && !$main::is_win) {
-       sub IPPROTO_TCP {6;}
-       sub TCP_NODELAY {1;};
-}
 
 sub nolinger
 {
        my $conn = shift;
 
-       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);
-               dbg("Linger is: $l $t, keepalive: $k, nagle: $n");
-       }
-
-       setsockopt($conn->{sock}, SOL_SOCKET, SO_LINGER, pack("ll", 0, 0)) or confess "setsockopt linger: $!";
-       setsockopt($conn->{sock}, SOL_SOCKET, SO_KEEPALIVE, 1) or confess "setsockopt keepalive: $!";
        unless ($main::is_win) {
+               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 = $main::is_win ? 0 : unpack "l", getsockopt($conn->{sock}, IPPROTO_TCP, TCP_NODELAY);
+                       dbg("Linger is: $l $t, keepalive: $k, nagle: $n");
+               }
+               
+               setsockopt($conn->{sock}, SOL_SOCKET, SO_KEEPALIVE, 1) or confess "setsockopt keepalive: $!";
+               setsockopt($conn->{sock}, SOL_SOCKET, SO_LINGER, pack("ll", 0, 0)) or confess "setsockopt linger: $!";
                setsockopt($conn->{sock}, IPPROTO_TCP, TCP_NODELAY, 1) or confess "setsockopt: $!";
+
+               if (isdbg('sock')) {
+                       my ($l, $t) = unpack "ll", getsockopt($conn->{sock}, SOL_SOCKET, SO_LINGER); 
+                       my $k = unpack 'l', getsockopt($conn->{sock}, SOL_SOCKET, SO_KEEPALIVE);
+                       my $n = $main::is_win ? 0 : unpack "l", getsockopt($conn->{sock}, IPPROTO_TCP, TCP_NODELAY);
+                       dbg("Linger is: $l $t, keepalive: $k, nagle: $n");
+               }
        } 
        $conn->{sock}->autoflush(0);
-       
-       if (isdbg('sock')) {
-               my ($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);
-               dbg("Linger is: $l $t, keepalive: $k, nagle: $n");
-       }
 }
 
 sub dequeue