Static class that provides platform-independent access to OS
commands.
- _init( [ App::PFM::Config $config ] )
- Initializes new instances. Called from the constructor. Figures out if we
have a specific App::PFM::OS class for this OS, and stores it
internally.
- AUTOLOAD( [ args...
] )
- Loads the corresponding method in the OS-specific class.
pfm(1), App::PFM::OS::Abstract(3pm).