Re: Need some help with Rmail/mbox

[Eli Zaretskii]

> From: Stefan Monnier <address@hidden>
> Date: Sun, 21 Sep 2008 23:58:49 -0400
> Cc: address@hidden, Eli Zaretskii <address@hidden>, address@hidden,
>       address@hidden
> 
> >> That would mean Rmail/mbox will need to use another unibyte scratch
> >> buffer for decoding MIME-encoded text: first qp- or b64-decode it into
> >> another unibyte buffer, then decode-coding-region from there to the
> >> (multibyte) display buffer.
> 
> > Since the output of qp- or b64-decode is unibyte (unlike
> > decode-coding-region), we can reuse the same source buffer.
> 
> Actually, better not: the real source buffer is the actual mbox file
> buffer

Right, exactly.  Besides, one of the main design goals of Rmail/mbox
was to preserve the original mbox file intact, to avoid irreversible
changes due to some types of decoding.