sub go {

    my $self = shift @_;
    local $SIG{ALRM} = \&ti;

    eval {
...

##</code><code>##

5 seconds main input:
no input running....
name name1 (2 seconds) sub input:
no input running defaults.....
name name2 (2 seconds) sub input:
no input running defaults.....
5 seconds main input:
no input running....
name name1 (2 seconds) sub input:
no input running defaults.....
name name2 (2 seconds) sub input:
no input running defaults.....

##</code><code>##

while() {

    eval {
        alarm(5);
        print "\n\n5 seconds main input: ";
        chomp(my $input = <STDIN>);
        alarm(0);
    };

    if ($@ =~ /BLAH/) {
        print "\n\nno input running....\n\n";
        $engine->run();
    }

    if ($@ =~ /TIMEOUT/) {
        print "\n\nOops, still using ti handler...\n\n";
    }

    sub timed_out {
        die "BLAH";
    }
}

##</code><code>##


5 seconds main input:
no input running....
name name1 (2 seconds) sub input:
no input running defaults.....
name name2 (2 seconds) sub input:
no input running defaults.....
Oops, still using ti handler...
5 seconds main input:
Oops, still using ti handler...
5 seconds main input:
Oops, still using ti handler...