Use Cwd::abs_path to get an absolute path.

Cwd is a core-module so you don't need to install anything extra. 

use Cwd qw(abs_path);
my $absolute_path = abs_path (readlink $link);

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In reply to Re: How to get the absolute path of a symbolic link by morgon
in thread How to get the absolute path of a symbolic link by ZWcarp

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