> When the parser sees the "@", it goes into "email state". In email
> state, it recurses, trying to find out if the string after the "@" is a
> valid hostname. That in turn goes into email state, recurses again and
> so forth, until you reach the end of the string. Then, the recursion
> unwinds back to the first @, moving on to the next character. At the
> next "@" the cycle repeats.
True
> Since the recursion only wants to know if the string after "@" is a
> valid hostname, we can stop the recursion as soon as we find out that
> it's not. The attached patch does that.
Committed to HEAD, 8.3 and 8.2, thank you. Previous releases are not affected.
--
Teodor Sigaev E-mail: teodor@sigaev.ru
WWW: http://www.sigaev.ru/