my $dir = $ENV{NAODASH_CACHE} || catdir tmpdir, 'naodash';
mkdir $dir or die "Cannot create cache directory: $!\n" unless -d $dir;
my $file = catfile $dir, $name;
my $dir = $ENV{NAODASH_CACHE} || catdir tmpdir, 'naodash';
mkdir $dir or die "Cannot create cache directory: $!\n" unless -d $dir;
my $file = catfile $dir, $name;