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Re: [Nmh-workers] Default and selectable Content-Transfer-Encoding issue

From: David Levine
Subject: Re: [Nmh-workers] Default and selectable Content-Transfer-Encoding issues
Date: Fri, 31 Jan 2014 20:03:55 -0500

Ralph wrote:

> heirloom-mailx's mail(1) has
>     maximum-unencoded-line-length
>         Messages that contain lines longer than the value of this
>         variable are encoded in quoted-printable even if they contain
>         only ASCII characters.  The maximum effective value is 950.  If
>         set to 0, all ASCII text messages are encoded in
>         quoted-printable.  S/MIME signed messages are always encoded in
>         quoted-printable regardless of the value of this variable.
> Don't know if that helps.  Perhaps it could default to 76 and all of us
> will just crank it up to the max, being sure that we're under sendmail's
> break-line-with-a-! limit.

I like that.

I think the default could be 78 instead of 76.  76 is the max
length of an encoded q-p text line.  78 is the "SHOULD" limit
for unencoded text [RFC 5322, Sec. 2.1.1].  And 998 could be the
max to comply with the RFC and in turn keep sendmail happy.


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