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bug#9653: 24.0.50; `ucs-names' - Why all of the ("" . XXX) entries?


From: Andreas Schwab
Subject: bug#9653: 24.0.50; `ucs-names' - Why all of the ("" . XXX) entries?
Date: Mon, 03 Oct 2011 10:22:55 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.0.90 (gnu/linux)

Kenichi Handa <address@hidden> writes:

> It returns "" in such a case in Emacs 24.  Emacs 23 returned
> nil but that behavior was fixed because Unicode Standard
> Annex #44 (Unicode Character Database) says as below:
>
> 4.2.8 Default Values
> [...]
>     * For miscellaneous properties which take strings as
>       values, such as the Unicode Name property, the default
>       value is a null string.
>                ^^^^^^^^^^^^^

That doesn't preclude interpreting them as nil.

Andreas.

-- 
Andreas Schwab, address@hidden
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