system: Linux mars.sprixweb.com 3.10.0-1160.119.1.el7.x86_64 #1 SMP Tue Jun 4 14:43:51 UTC 2024 x86_64

cmd: 

package TieOut;

use strict;

sub TIEHANDLE {
    my $scalar = '';
    bless( \$scalar, $_[0] );
}

sub PRINT {
    my $self = shift;
    $$self .= join( '', @_ );
}

sub PRINTF {
    my $self = shift;
    my $fmt  = shift;
    $$self .= sprintf $fmt, @_;
}

sub FILENO { }

sub read {
    my $self = shift;
    my $data = $$self;
    $$self = '';
    return $data;
}

1;