From: Gregor Zattler <telegraph@gmx.net>
To: Ivy Foster <joyfulgirl@archlinux.us>, Gregor Zattler <telegraph@gmx.net>,
	notmuch <notmuch@notmuchmail.org>
Subject: Re: search for date received possible?
In-Reply-To: <87vcrfvemq.fsf@nausicaa.localdomain>
References: <20111023145329.GB21842@shi.workgroup>
	<87vcrfvemq.fsf@nausicaa.localdomain>
User-Agent: Notmuch/0.9 (http://notmuchmail.org) Emacs/23.3.1
	(i486-pc-linux-gnu)
Date: Sun, 23 Oct 2011 23:42:54 +0200
Message-ID: <87ehy35qqp.fsf@shi.workgroup>
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Hi Ivy,
On Sun, 23 Oct 2011 12:47:41 -0400, Ivy Foster <joyfulgirl@archlinux.us> wrote:
> On Sun, 23 Oct 2011 16:53:29 +0200, Gregor Zattler <telegraph@gmx.net> wrote:
> > is it possible to limit searches to date received ranges
> > instead of date (sent) ranges?
> 
> If your mail is delivered by procmail, I know you can insert
> arbitrary headers as part of the mail-processing stage,
> generally using formail. Such a recipe could look something
> like this:
> 
>       NOW=$(date)
>       :0 fhw
>       | /usr/bin/formail -a "X-Date-Received: " $NOW

Obviously I miss something here?  There are already Received:-Headers in
emails which contain the date when the mail was received.  How do I
search on arbitrary headers?  This is especially difficult since date
specifications are so complex.

Ciao; gregor