Re: [Nmh-workers] A script for threading

[Joel Reicher]

> Instead of creating, multiple sequences, I use a script which just
> creates a single sequence given a message number to start with. It's a
> zsh function I'm afraid. Cut down to the essentials, it is as follows:
> 
>   local -a msgs refer ref rep mid
>   msgs=( ${@:-cur} )
> 
>   ref=( $(scan -width 2048 -format '%{in-reply-to} %{references}' $msgs) )
>   mid=( $(scan -width 256 -format '%{message-id}' $msgs) )
> 
>   (( $#ref )) && refer=( '--message-id '$^ref )
>   (( $#mid )) && refer+=( '--references '$^mid  '--message-id '$^mid
>       '--in-reply-to '$^mid )
> 
>   pick ${=${(j: -or :)refer}}

As far as I can see, this doesn't handle the situation where none
of the messages have References: and instead you have to a follow a chain
of In-Reply-To:. That's the sort of thing which makes threading
non-trivial.

Cheers,

        - Joel