Reference: o

o

o type [option] [value]

Sets and queries options. Takes the following arguments:

type

Type of options to set or query. The possible values are:

debug

Debugging options. Prints CPAN module options for debugging the package.

conf

Configuration options. Lists or sets values for CPAN module configuration variables kept in the hash %CPAN::Config. Here are the configuration variables from %CPAN::Config:

Variable	Content
build_cache	Size of cache for directories to build modules
build_dir	Locally accessible directory to build modules
index_expire	Number of days before refetching index files
cpan_home	Local directory reserved for this package
gzip	Location of external program gzip
inactivity_timeout	Breaks an interactive Makefile.PL after inactivity_timeout seconds of inactivity (set to 0 to never break)
inhibit_startup_message	If true, does not print startup message
keep_source	If set, keeps source in local directory
keep_source_where	Where to keep source
make	Location of external make program
make_arg	Arguments to always pass to make
make_install_arg	Same as make_arg for make install
makepl_arg	Arguments to always pass to perl Makefile.PL
pager	Location of external more program (or other pager)
tar	Location of external tar program
unzip	Location of external unzip program
urllist	Arrayref to nearby CPAN sites (or equivalent locations such as CD-ROM)

option

The CPAN module configuration option or options; used with conf. Can be one or more scalar or list options from the table above.

value

Value to be set for a configuration option.

The possibilities for o conf are:

o conf scalaropt

Prints current value of scalar option

o conf scalaropt value

Sets scalar option to value

o conf listopt

Prints current value of list option in MakeMaker format

o conf listopt [shift|pop]

Shifts or pops the array in listopt variable

o conf listopt [unshift|push|splice] list

Works like the corresponding Perl functions to modify the array in listopt based on list