Perl cpan install modules

One called Path, the other one called Tiny. Please note, this too is case sensitive! It can also be out-of date carrying older versions of the modules.

GitPerl TBD. Cygwin Perl TBD. If you don't have root rights, you could ask your system administrator to do it on your behalf. Apparently there is a nice way to find out if a Perl module is on Debian or Ubuntu. To install for the system-perl as root you can use either aptitude or apt-get depending on your personal preferences.

The subtle difference is that the former installs the named RPM whereas the second installs the RPM that provides the named Perl module. So if you would like to install the Path::Tiny module then the second command is actually the better one. Does the module require compilation i. If it does, life is now officially tough for you, because you have to compile the module yourself no easy feat on Windows. When downloading from CPAN, save your file with a.

All other periods in the filename should be replaced with underscores. For example, Your-Module The former is a simple compression tool; the latter permits creation of multi-file archives. MMS for the module:. Introduce the. Note that not all modules will work with on all platforms. See perlport for more information on portability issues. Read the documentation to see if the module will work on your system.

There are basically three categories of modules that will not work "out of the box" with all platforms with some possibility of overlap :. It runs the install script embedded in each distribution, which then performs the actual install.

The short version is that perl has multiple "system directories", one of which is for "site specific" modules and thus used as the default installation target. What people do instead is to configure ExtUtils::MakeMaker, Module::Build, etc to install into a user's home directory.

This can be done with environment variables. Then they tell perl to add this directory to INC , so modules can actually be found and loaded. All of the above is automated and encapsulated in local::lib.

As of CPAN 1. This is very easy with e. This is a complex question. You can tell where core libraries are located by seeking the place of one of them:. Will tell you where the B core module is located. And you may try others with different results Also, perl -V will tell you all shell variables that matter along with the value of INC , the places where it will look for libraries.

Core libraries are usually found in different places than local libraries. Also, if you are using perlbrew and local::lib you may have more things to consider. Regarding your other question, I would say that root may install libraries system-wide. There is also perlbrew that along with local::lib allows a non-privileged user to install Perl and libraries in local directories. Regarding ways to install modules from CPAN, my favourite is cpanminus.

It never fails The module has been successfully installed. Please note that this way of installing Perl modules is not recommended as during the installation no dependencies are being installed. In other words, if the module has dependencies it will not work and you will need to manually install all of them to fix this. Alternatively, you can use your system package manager to install the module and all its dependencies automatically or use the cpan command. In case it is not installed, go ahead and install it.