On Sat, 8 Jul 2017 21:55:36 +0100 RW wrote: > On Sat, 8 Jul 2017 14:14:42 -0500 > Jerry Malcolm wrote:
> As a proof of concept try a small mbox file with > > mbox_format_from_regex /^From\s/ and if it works try this instead: /^From \S+ ?(\S\S\S \S\S\S .?\d .?\d:\d\d:\d\d \d{4})/