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util.pl
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util.pl
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# Nothing exciting, just a couple of utility routines that are used in several
# test suites
use IO::Socket;
sub start_server
{
my ($S, @args) = @_;
my $pid;
if (! defined($pid = fork))
{
die "fork() error: $!, stopped";
}
elsif ($pid)
{
return $pid;
}
else
{
$S->server_loop(@args);
exit; # When the parent stops this server, we want to stop this child
}
}
sub stop_server
{
my ($pid, $no_sleep) = @_;
# Per RT 27778, use 'KILL' instead of 'INT' as the stop-server signal for
# MSWin platforms:
my $SIGNAL = ($^O eq 'MSWin32') ? 'KILL' : 'INT';
kill $SIGNAL, $pid;
if (! $no_sleep)
{
sleep 2; # give the old sockets time to go away
}
return;
}
sub find_port
{
my $start_at = shift;
$start_at ||= 9000;
for my $port ($start_at .. ($start_at + 2000))
{
my $sock = IO::Socket->new(
Domain => AF_INET,
PeerAddr => 'localhost',
PeerPort => $port
);
return $port if (! ref $sock);
}
return -1;
}
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