This is Perl module Proc::Class.

INSTALLATION

Proc::Class installation is straightforward. If your CPAN shell is set up,
you should just be able to do

    % cpan Proc::Class

Download it, unpack it, then build it as per the usual:

    % perl Makefile.PL
    % make && make test

Then install it:

    % make install

DOCUMENTATION

Proc::Class documentation is available as in POD. So you can do:

    % perldoc Proc::Class

to read the documentation online with your favorite pager.

Tokuhiro Matsuno