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Re: unencodable-char-position bug?

From: Paul Pogonyshev
Subject: Re: unencodable-char-position bug?
Date: Wed, 15 Feb 2006 22:48:59 +0200
User-agent: KMail/1.7.2

Kenichi Handa wrote:
> In article <address@hidden>, Paul Pogonyshev <address@hidden> writes:
> > Is it correct that
> >     (unencodable-char-position 0 1 'utf-8 nil "ы")
> > evaluates to 0?
> No.  But my Emacs (CVS HEAD) evaluates that to nil, which is
> correct.  Which version of Emacs are you using?

Just update to CVS HEAD, the same result, zero.  Weird...

> > In general, what is the best way to determine if given character
> > is encodable in given coding system?
> Using unencodable-char-position is good.  You can also use
> these:
> (memq 'SOME_CODING_SYSTEM (find-coding-systems-region FROM TO))
>   or
> (memq 'SOME_CODING_SYSTEM (find-coding-systems-string STRING))

This works, i.e. (memq 'mule-utf-8 (find-coding-systems-string "ы"))
evaluates to non-nil...


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