Add changes to the installation manual for Windows users from K1XX

[spider.git] / perl / Msg.pm

diff --git a/perl/Msg.pm b/perl/Msg.pm
index 834d2087e7bf71bae6132695146a9fc30ff53d92..cf15ff76a8ce2242762d01248339d0ea1c61e22e 100644 (file)
--- a/perl/Msg.pm
+++ b/perl/Msg.pm
@@ -14,7 +14,7 @@ use strict;
 
 use vars qw($VERSION $BRANCH);
 $VERSION = sprintf( "%d.%03d", q$Revision$ =~ /(\d+)\.(\d+)/ );
-$BRANCH = sprintf( "%d.%03d", q$Revision$ =~ /\d+\.\d+\.(\d+)\.(\d+)/ ) || 0;
+$BRANCH = sprintf( "%d.%03d", q$Revision$ =~ /\d+\.\d+\.(\d+)\.(\d+)/  || (0,0));
 $main::build += $VERSION;
 $main::branch += $BRANCH;
 
@@ -212,7 +212,10 @@ sub connect {
        blocking($sock, 0);
        $conn->{blocking} = 0;
 
+       # does the host resolve?
        my $ip = gethostbyname($to_host);
+       return undef unless $ip;
+       
 #      my $r = $sock->connect($to_port, $ip);
        my $r = connect($sock, pack_sockaddr_in($to_port, $ip));
        return undef unless $r || _err_will_block($!);