Re: upper/lower- case conversion of $MATCH

Timothy J Luoma writes:
> This is working:
>
>       :0w
>       * ^(Sender|To|Cc):.*\/majordomo-(users|docs|workers)
>       | $APPNMAIL $LISTS/$MATCH
>
> except when some person decides to send to Majordomo-Users or  
> MajorDomo-Users or Majordomo-USERS
>
> what's the best way to get this to lowercase?
>
> {{ There was a mention of this some time ago, why can't I find it? }}
 See the "More compact mailing list filter?" thread, around mid-September.

 I'd say the following recipe should to the trick:

MAJORDOM="majordomo-(users|docs|workers)"
:0w
* $ ^(Sender|To|Cc):.*\/$MAJORDOM
* $ MAJORDOM ?? ()\/$\MATCH
| $APPNMAIL $LISTS/$MATCH