use CPAN; use CPAN::Config; $CPAN::Config->{'build_dir'} = q[/home/rohan/.cpan/build]; $CPAN::Config->{'cpan_home'} = q[/home/rohan/.cpan]; $CPAN::Config->{'makepl_arg'} = q[PREFIX=/home/rohan/perllib LIB=/home/rohan/perllib/lib/perl5];