bug#4781: marked as done (23.1; sgml-lexical-context on <!-- comments)

[Emacs bug Tracking System]

Your message dated Sat, 05 Dec 2009 15:23:39 -0500
with message-id <87bpidb25w.fsf@stupidchicken.com>
and subject line Re: 23.1; sgml-lexical-context on <!-- comments
has caused the Emacs bug report #4781,
regarding 23.1; sgml-lexical-context on <!-- comments
to be marked as done.

This means that you claim that the problem has been dealt with.
If this is not the case it is now your responsibility to reopen the
bug report if necessary, and/or fix the problem forthwith.

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-- 
4781: http://emacsbugs.donarmstrong.com/cgi-bin/bugreport.cgi?bug=4781
Emacs Bug Tracking System
Contact owner@emacsbugs.donarmstrong.com with problems
> --- Begin Message ---
>
>
>
> Subject: 
>
> 23.1; sgml-lexical-context on <!-- comments
>
>
>
>
> Date: 
>
> Thu, 22 Oct 2009 10:02:31 +1100
>
>
>
>
> User-agent: 
>
> Gnus/5.110011 (No Gnus v0.11) Emacs/23.1 (gnu/linux)
>
>
>
>
> In a file foo.html containing
>
>     <!-- foo -->
>
> and in html-mode with point on the "foo", calling `sgml-lexical-context'
> returns
>
>     (tag . 1)
>
> where I thought from the docstring of that function it would be
>
>     (comment . 1)
>
> I suppose parse-partial-sexp doesn't quite recognise <!--, or not
> without the sgml-specials hack.  I get some joy from the lines below.
>
> 2009-10-20  Kevin Ryde  <user42@zip.com.au>
>
>         * textmodes/sgml-mode.el (sgml-lexical-context): Recognise
>         comment-start-skip to comment-end-skip as `comment' instead of `tag'.
>
> Index: sgml-mode.el
> ===================================================================
> RCS file: /sources/emacs/emacs/lisp/textmodes/sgml-mode.el,v
> retrieving revision 1.143
> diff -u -u -r1.143 sgml-mode.el
> --- sgml-mode.el        18 Oct 2009 22:25:40 -0000      1.143
> +++ sgml-mode.el        21 Oct 2009 23:02:02 -0000
> @@ -1048,6 +1048,12 @@
>                    (let ((cdata-start (point)))
>                      (unless (search-forward "]]>" pos 'move)
>                        (list 0 nil nil 'cdata nil nil nil nil cdata-start))))
> +                 ((looking-at comment-start-skip)
> +                 ;; parse-partial-sexp doesn't handle <!-- comments -->,
> +                 ;; or only if ?- is in sgml-specials, so match explicitly
> +                  (let ((start (point)))
> +                    (unless (re-search-forward comment-end-skip pos 'move)
> +                      (list 0 nil nil nil t nil nil nil start))))
>                   ((and sgml-xml-mode (looking-at "<\\?"))
>                    ;; Processing Instructions.
>                    ;; In SGML, it's basically a normal tag of the form
>
>
> In GNU Emacs 23.1.1 (i486-pc-linux-gnu, GTK+ Version 2.16.5)
>  of 2009-09-14 on raven, modified by Debian
> configured using `configure  '--build=i486-linux-gnu' '--host=i486-linux-gnu' 
> '--prefix=/usr' '--sharedstatedir=/var/lib' '--libexecdir=/usr/lib' 
> '--localstatedir=/var/lib' '--infodir=/usr/share/info' 
> '--mandir=/usr/share/man' '--with-pop=yes' 
> '--enable-locallisppath=/etc/emacs23:/etc/emacs:/usr/local/share/emacs/23.1/site-lisp:/usr/local/share/emacs/site-lisp:/usr/share/emacs/23.1/site-lisp:/usr/share/emacs/site-lisp:/usr/share/emacs/23.1/leim'
>  '--with-x=yes' '--with-x-toolkit=gtk' '--with-toolkit-scroll-bars' 
> 'build_alias=i486-linux-gnu' 'host_alias=i486-linux-gnu' 'CFLAGS=-DDEBIAN -g 
> -O2' 'LDFLAGS=-g' 'CPPFLAGS=''
>
> Important settings:
>   value of $LC_ALL: nil
>   value of $LC_COLLATE: nil
>   value of $LC_CTYPE: nil
>   value of $LC_MESSAGES: nil
>   value of $LC_MONETARY: nil
>   value of $LC_NUMERIC: nil
>   value of $LC_TIME: nil
>   value of $LANG: en_AU
>   value of $XMODIFIERS: nil
>   locale-coding-system: iso-latin-1-unix
>   default-enable-multibyte-characters: t
>
> --- End Message ---
> --- Begin Message ---
>
>
>
> Subject: 
>
> Re: 23.1; sgml-lexical-context on <!-- comments
>
>
>
>
> Date: 
>
> Sat, 05 Dec 2009 15:23:39 -0500
>
>
>
>
> > In a file foo.html containing
> >
> >     <!-- foo -->
> >
> > and in html-mode with point on the "foo", calling `sgml-lexical-context'
> > returns
> >
> >     (tag . 1)
> >
> > where I thought from the docstring of that function it would be
> >
> >     (comment . 1)
> >
> > I suppose parse-partial-sexp doesn't quite recognise <!--, or not
> > without the sgml-specials hack.  I get some joy from the lines below.
>
> Thanks, I've checked your patch into the repository.
>
> --- End Message ---