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91
scripts/perl/examples/flyplan.pl
Executable file
91
scripts/perl/examples/flyplan.pl
Executable file
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#!/usr/bin/perl
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#
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# Written by Curtis L. Olson, started January 2003
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#
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# This file is in the Public Domain and comes with no warranty.
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#
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# $Id$
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# ----------------------------------------------------------------------------
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use strict;
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require "telnet.pl";
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my( $server ) = "localhost";
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my( $port ) = 5401;
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my( $timeout ) = 10;
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my( %Route );
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$Route{0} = "OAK:116.80:020";
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$Route{1} = "OAK:116.80:019:27";
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$Route{2} = "SAC:115.20:020";
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$Route{3} = "SAC:115.20:080:43";
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$Route{4} = "ECA:116.0:209";
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my( $i );
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foreach $i ( keys(%Route) ) {
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&fly_to( $Route{$i} );
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}
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sub fly_to() {
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my( $waypoint ) = shift;
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# decode waypoint
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my( $id, $freq, $radial, $dist ) = split( /:/, $waypoint );
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print "Next way point is $id - $freq\n";
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print " Target radial is $radial\n";
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if ( $dist ne "" ) {
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print " Flying outbound for $dist nm\n";
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} else {
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print " Flying inbound to station\n";
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}
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# tune radio and set autopilot
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my( $fgfs );
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if ( !( $fgfs = &connect($server, $port, $timeout) ) ) {
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print "Error: can't open socket\n";
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return;
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}
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&send( $fgfs, "data" ); # switch to raw data mode
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set_prop( $fgfs, "/radios/nav[0]/frequencies/selected-mhz", $freq );
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set_prop( $fgfs, "/radios/nav[0]/radials/selected-deg", $radial );
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set_prop( $fgfs, "/radios/dme/switch-position", "1" );
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set_prop( $fgfs, "/autopilot/locks/nav", "true" );
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# monitor progress until goal is achieved
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my( $done ) = 0;
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my( $last_range ) = 9999.0;
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while ( !$done ) {
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my( $inrange ) = get_prop( $fgfs, "/radios/nav[0]/in-range" );
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if ( $inrange eq "false" ) {
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print "Warning, VOR not in range, we are lost!\n";
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}
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my( $cur_range ) = get_prop( $fgfs, "/radios/dme/distance-nm" );
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print " range = $cur_range\n";
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if ( $dist ne "" ) {
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# a target dist is specified so assume we are flying outbound
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if ( $cur_range > $dist ) {
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$done = 1;
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}
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} else {
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# no target dist is specified, assume we are flying
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# inbound to the station
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if ( $cur_range < 0.25 && $cur_range > 0.0 ) {
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$done = 1;
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} elsif ( $last_range < $cur_range ) {
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$done = 1;
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}
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}
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$last_range = $cur_range;
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# loop once per second
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sleep(1);
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}
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&send( $fgfs, "quit");
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close $fgfs;
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}
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79
scripts/perl/examples/reset.pl
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79
scripts/perl/examples/reset.pl
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#!/usr/bin/perl
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require "telnet.pl";
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use strict;
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my( $airport_id ) = "KSNA";
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my( $rwy_no ) = "19R";
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my( $reset_sec ) = 30;
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my( $server ) = "localhost";
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my( $port ) = 5401;
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my( $timeout ) = 5;
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while ( 1 ) {
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print "Reseting to $airport_id $rwy_no\n";
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reset_position( $airport_id, $rwy_no );
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sleep( $reset_sec );
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}
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sub reset_position {
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my( $aptid ) = shift;
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my( $rwy ) = shift;
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my( $prop, $value );
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my( %HASH ) = ();
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$HASH{ "/sim/presets/airport-id" } = $aptid;
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$HASH{ "/sim/presets/runway" } = $rwy;
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$HASH{ "/sim/presets/vor-id" } = "";
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$HASH{ "/sim/presets/vor-freq" } = "";
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$HASH{ "/sim/presets/ndb-id" } = "";
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$HASH{ "/sim/presets/ndb-freq" } = "";
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$HASH{ "/sim/presets/fix" } = "";
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$HASH{ "/sim/presets/longitude-deg" } = "-9999.0";
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$HASH{ "/sim/presets/latitude-deg" } = "-9999.0";
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$HASH{ "/sim/presets/offset-distance" } = "";
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$HASH{ "/sim/presets/offset-azimuth" } = "";
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$HASH{ "/sim/presets/heading-deg" } = "-9999.0";
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$HASH{ "/sim/presets/altitude-ft" } = "";
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$HASH{ "/sim/presets/glideslope-deg" } = "";
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$HASH{ "/sim/presets/airspeed-kt" } = "";
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my( $fgfs );
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if ( !( $fgfs = &connect($server, $port, $timeout) ) ) {
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print "Error: can't open socket\n";
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return;
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}
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&send( $fgfs, "data" ); # switch to raw data mode
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foreach $prop ( keys(%HASH) ) {
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$value = $HASH{$prop};
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# if ( $value eq "" ) {
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# $value = 0;
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# }
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print "setting $prop = $value\n";
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&set_prop( $fgfs, $prop, $value );
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}
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&send( $fgfs, "run presets-commit" );
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# set time of day to noon
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&send( $fgfs, "run timeofday noon" );
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# start the engine
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&set_prop( $fgfs, "/controls/engines/engine[0]/magnetos", "3" );
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&set_prop( $fgfs, "/controls/engines/engine[0]/starter", "true" );
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sleep(2);
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&set_prop( $fgfs, "/controls/engines/engine[0]/starter", "false" );
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&send( $fgfs, "quit" );
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close $fgfs;
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}
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84
scripts/perl/examples/telnet.pl
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84
scripts/perl/examples/telnet.pl
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#!/usr/bin/perl
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#
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# Written by Curtis L. Olson, started December 2002
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# Some code portions courtesy of Melchior FRANZ
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#
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# This file is in the Public Domain and comes with no warranty.
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#
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# $Id$
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# ----------------------------------------------------------------------------
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use IO::Socket;
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use strict;
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sub my_not() {
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my( $val ) = shift;
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if ( $val eq "true" ) {
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return 0;
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} elsif ( $val eq "false" ) {
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return 1;
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} elsif ( $val eq "" ) {
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return 1;
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} else {
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return 0;
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}
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}
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sub get_prop() {
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my( $handle ) = shift;
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&send( $handle, "get " . shift );
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eof $handle and die "\nconnection closed by host";
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$_ = <$handle>;
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s/\015?\012$//;
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/^-ERR (.*)/ and die "\nfgfs error: $1\n";
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return $_;
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}
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sub set_prop() {
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my( $handle ) = shift;
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my( $prop ) = shift;
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my( $value ) = shift;
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&send( $handle, "set $prop $value");
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# eof $handle and die "\nconnection closed by host";
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}
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sub send() {
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my( $handle ) = shift;
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print $handle shift, "\015\012";
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}
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sub connect() {
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my( $host ) = shift;
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my( $port ) = shift;
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my( $timeout ) = (shift || 120);
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my( $socket );
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STDOUT->autoflush(1);
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while ($timeout--) {
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if ($socket = IO::Socket::INET->new( Proto => 'tcp',
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PeerAddr => $host,
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PeerPort => $port) )
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{
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$socket->autoflush(1);
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return $socket;
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}
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print "Attempting to connect to $host ... " . $timeout . "\n";
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sleep(1);
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}
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return 0;
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}
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return 1; # make perl happy
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