GNU bug report logs - #46933
Possible bugs in filepos-to-bufferpos / bufferpos-to-filepos

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Message #32 received at 46933 <at> debbugs.gnu.org (full text, mbox):

From: handa <handa <at> gnu.org>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: gregory <at> heytings.org, 46933 <at> debbugs.gnu.org
Subject: Re: bug#46933: Possible bugs in filepos-to-bufferpos /
 bufferpos-to-filepos
Date: Fri, 02 Apr 2021 00:14:02 +0900

In article <83tuovmivc.fsf <at> gnu.org>, Eli Zaretskii <eliz <at> gnu.org> writes:

> > Any coding system can have :post-read-conversion and
> > :pre-write-conversion functions, it is not guaranteed that encoded byte
> > length is greater than the number of characters.

> Agreed, but AFAICT, ISO-2022-JP doesn't have any of these attributes,
> right?

Yes, but one can add them by coding-system-put.

By the way, what is the intention of filepos-to-bufferpos?  Why that
function was introduce?

---
K. Handa
handa <at> gnu.org

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