Yup, you are right. But '.' was too trivial, that I wanted for my example the abstraction: "the current directory".

With some delay, but a little research today led me to the solution. It was more easy than expected.

use Cwd qw(); use strict;
my $current = Cwd::cwd();
print `du -ha $current\n`;

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In reply to Re^3: <p>Directory used % in Linux </p> by pvaldes
in thread Directory used % in Linux by crazy-duck

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