/usr/share/perl5/Readonly/Hash.pm is in libreadonly-perl 1.04-1.
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 33 34 35 36 37 38 | package Readonly::Hash;
our $VERSION = '1.04';
sub TIEHASH {
my $whence
= (caller 1)[3]; # Check if naughty user is trying to tie directly.
Readonly::croak "Invalid tie" unless $whence =~ /^Readonly::Hash1?$/;
my $class = shift;
# must have an even number of values
Readonly::croak $Readonly::ODDHASH unless (@_ % 2 == 0);
my %self = @_;
return bless \%self, $class;
}
sub FETCH {
my $self = shift;
my $key = shift;
return $self->{$key};
}
sub EXISTS {
my $self = shift;
my $key = shift;
return exists $self->{$key};
}
sub FIRSTKEY {
my $self = shift;
my $dummy = keys %$self;
return scalar each %$self;
}
sub NEXTKEY {
my $self = shift;
return scalar each %$self;
}
*STORE = *DELETE = *CLEAR = *UNTIE = sub { Readonly::croak $Readonly::MODIFY};
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