minix/external/bsd/nvi/dist/perl_scripts/tk.pl

21 lines
432 B
Perl
Raw Normal View History

# make sure every subprocess has it's exit and that the main one
# hasn't
sub fun {
unless ($pid = fork) {
unless (fork) {
use Tk;
$MW = MainWindow->new;
$hello = $MW->Button(
-text => 'Hello, world',
-command => sub {exit;},
);
$hello->pack;
MainLoop;
}
exit 0;
}
waitpid($pid, 0);
}
1;