Re: Exim and parsing "unusual" Envelope Froms

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著者: Alan Barrett
日付:  
To: Steve Davies
CC: exim-users
題目: Re: Exim and parsing "unusual" Envelope Froms
> wpuser%mhshost{"gwisedom1.gwisedom2:user"}@mhs.client.co.za

That's quite clearly illegal. It lexes to

    atom quoted-string atom "@" atom "." atom "." atom "." atom


but the grammar does not permit an atom to be adjacent to a quoted-string
within an address.

> Is the SMTP address the gateway generates valid? Opinions around here are
> mixed.


If anybody thinks it's legal, let them show how to lex and parse it.

--apb (Alan Barrett)