hsmyers@ubuntu:/usr$ perlbrew switch /usr/bin/perl
/usr/bin/perl is not installed
hsmyers@ubuntu:/usr$ which cpanm
/home/hsmyers/perl5/perlbrew/bin/cpanm
hsmyers@ubuntu:/usr$ sudo cpanm Chess::PGN::Moves
[sudo] password for hsmyers:
Chess::PGN::Moves is up to date. (0.05)
hsmyers@ubuntu:/usr$ hash -r
hsmyers@ubuntu:/usr$ cpanm
Can't write to cpanm home '/home/hsmyers/.cpanm': You should fix it with chown/chmod first.
hsmyers@ubuntu:/usr$ sudo cpanm
Usage: cpanm [options] Module [...]
Try `cpanm --help` or `man cpanm` for more options.
hsmyers@ubuntu:/usr$ hash -r
hsmyers@ubuntu:/usr$ sudo cpanm
Usage: cpanm [options] Module [...]
Try `cpanm --help` or `man cpanm` for more options.
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hsmyers@ubuntu:/usr$ perldoc Chess::PGN::Moves
No documentation found for "Chess::PGN::Moves".
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hsmyers@ubuntu:/$ perlbrew list
perl-5.8.1
* /usr/bin/perl (5.10.1)
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hsmyers@ubuntu:/$ perlbrew install /usr/bin/perl
Unknown installation target "/usr/bin/perl", abort.
Please see `perlbrew help` for the insturction of install command.