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Re: What exactly is chinese-big5?
From: |
Eli Zaretskii |
Subject: |
Re: What exactly is chinese-big5? |
Date: |
Fri, 18 Apr 2008 15:47:58 +0300 |
> From: Kenichi Handa <address@hidden>
> CC: address@hidden
> Date: Fri, 18 Apr 2008 20:28:08 +0900
>
> > Is U+FFFD the _only_ character that will be produced for any codepoint
> > that is unassigned in the Big5 code space? That is, if I search for
> > U+FFFD, will I find _all_ the places where the original file had
> > something not belonging to Big5?
>
> No exactly. U+FFFD is the only character that will be
> produced for "any character that can't be unified with
> Unicode". Which Big5 character can unified with Unicode is
> defined in subst-big5.el in Emacs 22 (I don't know which
> Big5 version Dave used to make that file) and in
> etc/charsets/BIG5.map in Emacs 23. So, if the dialect of
> Big5 is different from what defined in those files, there's
> a possibility that some character which the file creater
> thinks Big5 is encoded into U+FFFD.
Thanks.
> That file may be GBK whose code-space is similar to but
> wider than Big5. But, it's supported only in Emacs 23.
In Emacs 22, cp936 could be a good approximation to GBK, right?