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Re: [PATCH] Unicode Lisp reader escapes
From: |
Kenichi Handa |
Subject: |
Re: [PATCH] Unicode Lisp reader escapes |
Date: |
Wed, 03 May 2006 11:59:52 +0900 |
User-agent: |
SEMI/1.14.3 (Ushinoya) FLIM/1.14.2 (Yagi-Nishiguchi) APEL/10.2 Emacs/22.0.50 (i686-pc-linux-gnu) MULE/5.0 (SAKAKI) |
In article <address@hidden>, Eli Zaretskii <address@hidden> writes:
>> From: Kenichi Handa <address@hidden>
>> Date: Tue, 02 May 2006 15:43:16 +0900
>> Cc: address@hidden
>>
>> > + lisp_char = call2(intern("decode-char"), intern("ucs"),
>> > + make_number(i));
>> > +
>>
>> First of all, is it safe to call Lisp program in
>> read_escape?
> Whether it is safe or not, I think it's certainly better to implement
> the guts of decode-char in C, if it's gonna be called from
> read_escape. All those guts do is simple arithmetics, which will be
> much faster in C.
I agree.
> Moreover, I think the fact that decode-char uses translation tables to
> support unify-8859-on-*coding-mode (and thus might produce characters
> other than mule-unicode-*) could even be a misfeature:
Decode-char doesn't support unify-8859-on-*coding-mode but
supports utf-fragment-on-decoding and
utf-translate-cjk-mode.
> do we really want read_escape to produce Unicode or
> non-Unicode characters when it sees \uNNNN, depending on
> the current user settings?
I think, at least, CJK characters should be decoded into one
of CJK charsets because there's no other charsets.
---
Kenichi Handa
address@hidden
- Re: [PATCH] Unicode Lisp reader escapes, (continued)
- Re: [PATCH] Unicode Lisp reader escapes, Luc Teirlinck, 2006/05/10
- Re: [PATCH] Unicode Lisp reader escapes, Luc Teirlinck, 2006/05/10
- Re: [PATCH] Unicode Lisp reader escapes, Luc Teirlinck, 2006/05/10
- Re: [PATCH] Unicode Lisp reader escapes, Richard Stallman, 2006/05/10
- Re: [PATCH] Unicode Lisp reader escapes, Kenichi Handa, 2006/05/08
Re: [PATCH] Unicode Lisp reader escapes, Eli Zaretskii, 2006/05/02
Re: [PATCH] Unicode Lisp reader escapes,
Kenichi Handa <=
Re: [PATCH] Unicode Lisp reader escapes, Eli Zaretskii, 2006/05/03
Re: [PATCH] Unicode Lisp reader escapes, Stefan Monnier, 2006/05/03
Re: [PATCH] Unicode Lisp reader escapes, Eli Zaretskii, 2006/05/03
Re: [PATCH] Unicode Lisp reader escapes, Ken Raeburn, 2006/05/03
Re: [PATCH] Unicode Lisp reader escapes, Richard Stallman, 2006/05/04
Re: [PATCH] Unicode Lisp reader escapes, Aidan Kehoe, 2006/05/04
Re: [PATCH] Unicode Lisp reader escapes, Eli Zaretskii, 2006/05/05
Re: [PATCH] Unicode Lisp reader escapes, Aidan Kehoe, 2006/05/05
Re: [PATCH] Unicode Lisp reader escapes, Richard Stallman, 2006/05/05
Re: [PATCH] Unicode Lisp reader escapes, Aidan Kehoe, 2006/05/05