From: bojohan+news@dd.chalmers.se (Johan Bockgård)
Subject: Re: [BUG] Regexp compiler, problem with character classes
Date: Wed, 13 Sep 2006 11:50:48 +0200 [thread overview]
Message-ID: <yoijy7som6x3.fsf@gamma02.me.chalmers.se> (raw)
In-Reply-To: E1GLRDH-0000n4-BR@fencepost.gnu.org
Richard Stallman <rms@gnu.org> writes:
> (with-temp-buffer
> (string-match "x[[:space:]]" "x\n"))
>
> => nil
>
> (Fchar_syntax does
> gl_state.current_syntax_table = current_buffer->syntax_table;)
>
> re_search_2 does it also, thru the macro
> SETUP_SYNTAX_TABLE_FOR_OBJECT. I just verified that
> gl_state.current_buffer->syntax_table has the proper value after that
> line.
Yes, but that is too late. What matters is which syntax is seen by the
regexp *compiler* (this is why there is a problem in the first place)
when it transforms [[:space:]] into [\t\f etc]. This has already
happened before re_search_2 comes into play.
--
Johan Bockgård
next prev parent reply other threads:[~2006-09-13 9:50 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-06-03 1:14 [BUG] Regexp compiler, problem with character classes Johan Bockgård
2006-09-07 21:15 ` Richard Stallman
2006-09-13 9:50 ` Johan Bockgård [this message]
2006-09-13 19:25 ` Richard Stallman
2006-09-07 21:15 ` Richard Stallman
2006-09-14 23:20 ` Chong Yidong
2006-09-15 14:29 ` Richard Stallman
2006-09-15 15:13 ` Chong Yidong
2006-09-18 8:43 ` Johan Bockgård
2006-09-18 12:53 ` Chong Yidong
2006-09-18 13:03 ` Stefan Monnier
2006-09-18 13:12 ` Johan Bockgård
2006-09-15 3:14 ` Richard Stallman
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