It's bad style, but yes: 

package Blah;

sub doSomething
{
    $main::f->whatever();
}

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As long as $f is a package variable in main -- i.e., not declared with my, my preference being: 
our $f = Foobar->new();

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... and as long as I don't have to maintain your code. You have factoring issues here that should be keeping you awake at night.

In reply to Re: Re: Re: accessing subs/methods from the module by steves
in thread accessing subs/methods from the module by shrubbery

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