freebsd-dev/contrib/perl5/ext/Thread/io.t

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use Thread;
sub counter {
$count = 10;
while ($count--) {
sleep 1;
print "ping $count\n";
}
}
sub reader {
my $line;
while ($line = <STDIN>) {
print "reader: $line";
}
print "End of input in reader\n";
return 0;
}
print <<'EOT';
This test starts up a thread to read and echo whatever is typed on
the keyboard/stdin, line by line, while the main thread counts down
to zero. The test stays running until both the main thread has
finished counting down and the I/O thread has seen end-of-file on
the terminal/stdin.
EOT
$r = new Thread \&counter;
&reader;
__END__
$count = 10;
while ($count--) {
sleep 1;
print "ping $count\n";
}