[FFmpeg-devel] Filtering clueless-user spam from the lists

[Måns Rullgård]

Rich Felker <dalias at aerifal.cx> writes:

> On Wed, Jan 23, 2008 at 08:06:19PM +0000, M?ns Rullg?rd wrote:
>> > As humorous as this idea is, broken threading and thread hijacking are
>> > 100% detectable algorithmically. We can leave the SWAT team the
>> > tougher tasks that actually require human intervention. :)
>> 
>> While automated detection without false negatives seems easy enough,
>> avoiding false positives is decidedly more difficult.  As has been
>> shown, there are legitimate cases that would have been flagged by your
>> procmail rules.
>
> I would not consider using bogus characters instead of > as a
> legitimate case, but if others disagree, we can include | and other
> stuff like that in the regex..

Annoying as it may be, it is not sufficient reason to discard a
message.

> As for Re[2]: and stuff, how about using re[:=[] -- this covers
> quoted-printable mess as well. It would probably be a good idea to
> allow all base64 encoded subjects too. Ideally procmail would decode
> headers before matching them but that's apparently too much to ask
> for.. :(

In other words, you don't have a bomb-proof solution, just as I
suspected.

-- 
M?ns Rullg?rd
mans at mansr.com