/usr/share/perl5/perl5i/1/UNIVERSAL.pm is in libperl5i-perl 2.13.1-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 | package perl5i::1::UNIVERSAL;
# Methods which apply to all autoboxed objects
use strict;
use warnings;
require Carp;
sub alias {
my $self = shift;
Carp::croak("Not enough arguments given to alias()") unless @_;
my @name = @_;
unshift @name, (caller)[0] unless @name > 1 or grep /::/, @name;
my $name = join "::", @name;
no strict 'refs';
*{$name} = $self;
return 1;
}
sub is_number { return }
sub is_positive { return }
sub is_negative { return }
sub is_int { return }
sub is_integer { return }
sub is_decimal { return }
1;
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