or download this
#!/usr/bin/perl --
use strict; use warnings;
use URI::file;
...
$file = URI::file->new( $file )->abs(URI::file->cwd);
system qw[ cpanp -u Inline::CPP Inline Math::Prime::FastSieve --for
+ce ];
system qw[ cpanp -i ], $file , qw[ --skiptest --no-allow_build_inter
+activity ];