multi-recipient-delimiter patch

[Mark Martinec via amavis-users]

On 2014-01-29 Patrick Domack wrote:
> Been working with postfix 2.11 that added support for multi
> recipient-delimiters. I also messed around with dovecot to make it
> function there also, and figured, I shouldn't leave amavis out of the
> loop. Here is a patch that I believe is fully functional to update
> it's support.
> 
> @@ -4807,10 +4807,10 @@
>    my $extension; local($1,$2);
>    if ($localpart =~ /^(postmaster|mailer-daemon|double-bounce)\z/i) {
>      # do not split these, regardless of what the delimiter is
> -  } elsif ($delimiter eq '-' && $owner_request_special &&
> +  } elsif (index($delimiter,'-')>=0 && $owner_request_special &&
>             $localpart =~ /^owner-.|.-request\z/si) {
>      # don't split owner-foo or foo-request
> -  } elsif ($localpart =~ /^(.+?)(\Q$delimiter\E.*)\z/s) {
> +  } elsif ($localpart =~ /^(.+?)([\Q$delimiter\E].*)\z/s) {
>      ($localpart, $extension) = ($1, $2);  # extension includes a 
> delimiter
>      # do not split the address if the result would have a null 
> localpart
>    }
> @@ -15112,7 +15112,7 @@
> -        $ext = $delim . $ext;
> +        $ext = substr($delim,0,1) . $ext;

Thank you, makes sense, adding this to the final 2.9.0.

   Mark