GNU bug report logs - #21434
BUG Report: "mark-sexp" function disable.

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Package: auctex; Reported by: 赵瑞昌 <zhaoruichang@HIDDEN>; dated Tue, 8 Sep 2015 07:03:02 UTC; Maintainer for auctex is bug-auctex@HIDDEN.

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From: Tassilo Horn <tsdh@HIDDEN>
To: =?utf-8?B?6LW155Ge5piM?= <zhaoruichang@HIDDEN>
Subject: Re: bug#21434: BUG Report: "mark-sexp" function disable.
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=E8=B5=B5=E7=91=9E=E6=98=8C <zhaoruichang@HIDDEN> writes:

> I have updated the emacs to 24.5.1, and installed auctex 11.88.8 by
> `package-list-packages'.  however, the problem seems still exist: when
> `C-M-@' (mark-sexp) at the beginning of a `\begin{...', only `\begin'
> canbe marked, instead of the whole env.  And also the
> `forward/backward-sexp' can only effect to the `\begin'.

Ah, now I get what you are saying.  Well, (La)TeX has no real notion of
a sexp, so `forward-sexp' and `backward-sexp' basically move over words
and symbols (TeX macros), or from one (, [, or { to the respective
closing paren/bracket.

But you can give Magnar's awesome expand-region a try.

  https://github.com/magnars/expand-region.el

That has support for expanding the current region also in LaTeX specific
ways.  E.g. with

\begin{enumerate}
\item foo
\item _b_ar
\end{enumerate}

where the _b_ means point is on the b in bar, calling er/expand-region
results in

\begin{enumerate}
\item foo
\item _bar_
\end{enumerate}

where the complete _bar_ is marked, another call gives

\begin{enumerate}
\item foo
_\item bar_
\end{enumerate}

where the complete \item ... is marked, another two calls mark all
items, and a final call markes the complete environment.

I think that's exactly what you want, right?  And expand-region.el can
do this magic not only for latex but also for lisp, ruby, python, xml,
javascript, CSS, and what not.

Bye,
Tassilo




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bug#21434; Package auctex. Full text available.

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Subject: Re: Re: bug#21434: BUG Report: "mark-sexp" function disable.
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2015-09-11 3:26 GMT+02:00 =E8=B5=B5=E7=91=9E=E6=98=8C <zhaoruichang@tsinghu=
a.org.cn>:
> Thank you Mos=C3=A8, for your reply.
>
> I have a try `emacs -q'. The problem still exist.
> `mark-sexp' is expected to mark the whole range of env., but only the ``\=
begin'' was marked.

You're telling that `mark-sexp' is expected to mark the environment,
but this isn't true: `mark-sexp' is expect to mark "parentheses".  If
you want to mark an environment use `C-c .', bound to
`LaTeX-mark-environment'.

Bye,
Mos=C3=A8




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Subject: Re: bug#21434: Re: bug#21434: BUG Report: "mark-sexp" function
 disable.
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On Fri150911 10:26, 赵瑞昌 wrote:

> when `C-M-@' (mark-sexp) at the beginning of a `\begin{...', only `\begin' canbe marked, instead of the whole env.
> And also the `forward/backward-sexp' can only effect to the `\begin'.

I confirm this, with the same versions (emacs on Windows). I 
thought that was the intended behaviour.

Cheers,
J




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Subject: Re:  Re: bug#21434: BUG Report: "mark-sexp" function disable.
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Hi, Tassilo,

Thanks for your reply.
I have updated the emacs to 24.5.1, and installed auctex 11.88.8 by `packag=
e-list-packages'.
however, the problem seems still exist:
when `C-M-@' (mark-sexp) at the beginning of a `\begin{...', only `\begin' =
canbe marked, instead of the whole env.
And also the `forward/backward-sexp' can only effect to the `\begin'.

Would you have any other suggestions?=20
Thanks again!

> -----=E5=8E=9F=E5=A7=8B=E9=82=AE=E4=BB=B6-----
> =E5=8F=91=E4=BB=B6=E4=BA=BA: "Tassilo Horn" <tsdh@HIDDEN>
> =E5=8F=91=E9=80=81=E6=97=B6=E9=97=B4: 2015=E5=B9=B49=E6=9C=888=E6=97=A5 =
=E6=98=9F=E6=9C=9F=E4=BA=8C
> =E6=94=B6=E4=BB=B6=E4=BA=BA: "=E8=B5=B5=E7=91=9E=E6=98=8C" <zhaoruichang@=
tsinghua.org.cn>
> =E6=8A=84=E9=80=81: 21434 <at> debbugs.gnu.org
> =E4=B8=BB=E9=A2=98: Re: bug#21434: BUG Report: "mark-sexp" function disab=
le.
>=20
> =E8=B5=B5=E7=91=9E=E6=98=8C <zhaoruichang@HIDDEN> writes:
>=20
> Hi!
>=20
> > When enter a `*.tex' file and initiate auctex(11.86), the function
> > `mark-sexp'(and also `forward/backward-sexp) is disabled.  The
> > correspond key-bindings (C-M-@ or ESC <C-left/right>) also get no
> > responses (which are well previously).
>=20
> What do you mean with the functions are being disabled, and the key
> bindings don't get responses?
>=20
> For me, all these functions work and are bound to their usual keys in a
> buffer of a tex file.
>=20
> > Emacs  : GNU Emacs 23.3.1 (i686-pc-linux-gnu, GTK+ Version 2.24.10)
> >  of 2013-05-17 on komainu, modified by Debian
> > Package: 11.86
>=20
> 11.86 is more than five years old, and your Emacs version is quite
> dated, too.  Could you please try again with at least a recent AUCTeX
> version, e.g., 11.88?
>=20
> Bye,
> Tassilo





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Subject: Re:  Re: bug#21434: BUG Report: "mark-sexp" function disable.
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Thank you Mos=C3=A8, for your reply.

I have a try `emacs -q'. The problem still exist.
`mark-sexp' is expected to mark the whole range of env., but only the ``\be=
gin'' was marked.
And this is reproduced by 11.88.
Someone told me the emacs is dated. I'll try a new one, to have a test.

Thanks a lot, again!

> -----=E5=8E=9F=E5=A7=8B=E9=82=AE=E4=BB=B6-----
> =E5=8F=91=E4=BB=B6=E4=BA=BA: "Mos=C3=A8 Giordano" <mose@HIDDEN>
> =E5=8F=91=E9=80=81=E6=97=B6=E9=97=B4: 2015=E5=B9=B49=E6=9C=888=E6=97=A5 =
=E6=98=9F=E6=9C=9F=E4=BA=8C
> =E6=94=B6=E4=BB=B6=E4=BA=BA: "=E8=B5=B5=E7=91=9E=E6=98=8C" <zhaoruichang@=
tsinghua.org.cn>
> =E6=8A=84=E9=80=81: 21434 <at> debbugs.gnu.org
> =E4=B8=BB=E9=A2=98: Re: bug#21434: BUG Report: "mark-sexp" function disab=
le.
>=20
> Hi!
>=20
> 2015-09-08 7:23 GMT+02:00 =E8=B5=B5=E7=91=9E=E6=98=8C <zhaoruichang@tsing=
hua.org.cn>:
> > Dear Developer,
> >
> > When enter a `*.tex' file and initiate auctex(11.86), the function `mar=
k-sexp'(and also `forward/backward-sexp) is disabled.
> > The correspond key-bindings (C-M-@ or ESC <C-left/right>) also get no r=
esponses (which are well previously).
>=20
> I can't reproduce your bug, at least not with AUCTeX 11.88, C-M-@ and
> C-M-left/right do work for me.  Are you sure there is nothing in your
> init file disabling this feature?  Try opening Emacs with
>=20
>     emacs -q
>=20
> in order not to load your init file.
>=20
> Bye,
> Mos=C3=A8





Information forwarded to bug-auctex@HIDDEN:
bug#21434; Package auctex. Full text available.

Message received at 21434 <at> debbugs.gnu.org:


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From: Tassilo Horn <tsdh@HIDDEN>
To: =?utf-8?B?6LW155Ge5piM?= <zhaoruichang@HIDDEN>
Subject: Re: bug#21434: BUG Report: "mark-sexp" function disable.
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=E8=B5=B5=E7=91=9E=E6=98=8C <zhaoruichang@HIDDEN> writes:

Hi!

> When enter a `*.tex' file and initiate auctex(11.86), the function
> `mark-sexp'(and also `forward/backward-sexp) is disabled.  The
> correspond key-bindings (C-M-@ or ESC <C-left/right>) also get no
> responses (which are well previously).

What do you mean with the functions are being disabled, and the key
bindings don't get responses?

For me, all these functions work and are bound to their usual keys in a
buffer of a tex file.

> Emacs  : GNU Emacs 23.3.1 (i686-pc-linux-gnu, GTK+ Version 2.24.10)
>  of 2013-05-17 on komainu, modified by Debian
> Package: 11.86

11.86 is more than five years old, and your Emacs version is quite
dated, too.  Could you please try again with at least a recent AUCTeX
version, e.g., 11.88?

Bye,
Tassilo




Information forwarded to bug-auctex@HIDDEN:
bug#21434; Package auctex. Full text available.

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Subject: Re: bug#21434: BUG Report: "mark-sexp" function disable.
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Hi!

2015-09-08 7:23 GMT+02:00 =E8=B5=B5=E7=91=9E=E6=98=8C <zhaoruichang@tsinghu=
a.org.cn>:
> Dear Developer,
>
> When enter a `*.tex' file and initiate auctex(11.86), the function `mark-=
sexp'(and also `forward/backward-sexp) is disabled.
> The correspond key-bindings (C-M-@ or ESC <C-left/right>) also get no res=
ponses (which are well previously).

I can't reproduce your bug, at least not with AUCTeX 11.88, C-M-@ and
C-M-left/right do work for me.  Are you sure there is nothing in your
init file disabling this feature?  Try opening Emacs with

    emacs -q

in order not to load your init file.

Bye,
Mos=C3=A8




Information forwarded to bug-auctex@HIDDEN:
bug#21434; Package auctex. Full text available.

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Dear Developer,

When enter a `*.tex' file and initiate auctex(11.86), the function `mark-sexp'(and also `forward/backward-sexp) is disabled.
The correspond key-bindings (C-M-@ or ESC <C-left/right>) also get no responses (which are well previously).

Thank you for your response!

Rechead.

Emacs  : GNU Emacs 23.3.1 (i686-pc-linux-gnu, GTK+ Version 2.24.10)
 of 2013-05-17 on komainu, modified by Debian
Package: 11.86





Acknowledgement sent to 赵瑞昌 <zhaoruichang@HIDDEN>:
New bug report received and forwarded. Copy sent to bug-auctex@HIDDEN. Full text available.
Report forwarded to bug-auctex@HIDDEN:
bug#21434; Package auctex. Full text available.
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