How about return 0 for success and non-zero for an error with that non-zero number perhaps being an error code? 

my $rc = doThis();
if ( $rc ) {  
  error_routine($rc);  # error_routine handles messaging for various e
+rrors
}

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In reply to Re: style for returning errors from subroutines by wardk
in thread style for returning errors from subroutines by Boldra

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