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Re: fix bad link for explicit tags in *Tags List* buffer
From: |
Liang Wang |
Subject: |
Re: fix bad link for explicit tags in *Tags List* buffer |
Date: |
Thu, 22 Mar 2012 14:49:24 +0800 |
Hi,
Could this patch be in Emacs 24? I reported it at
http://debbugs.gnu.org/cgi/bugreport.cgi?bug=9942.
Thanks.
Liang.
On Wed, Sep 28, 2011 at 8:23 PM, Liang Wang <address@hidden> wrote:
> Hi,
>
> I use Emacs source tree as example. Here is the way I create TAGS file.
>
> $ etags src/*.[hc]
>
> And then run M-x list-tags RET src/buffer.c RET to show buffer *Tags List*.
> The first tag in it is current_buffer. But when I press RET on it,
> an error message shows up. It's like
>
> etags-goto-tag-location: Rerun etags: `^current_buffer' not found
> in /home/liang/src/emacs/trunk/src/buffer.c
>
> That's because etags-goto-tag-location wants implicit tag which starts from
> the beginning of the line, but current_buffer is an explicit tag.
>
> To fix it, implicit tag must be used as link, but we can choose either
> explicit tag
> or implicit tag to show in *Tags List* buffer.
>
> The following patch shows implicit tag. OK for trunk?
>
> Thanks,
> Liang.
>
>
> diff --git a/lisp/ChangeLog b/lisp/ChangeLog
> index a8be1ba..032dbfd 100644
> --- a/lisp/ChangeLog
> +++ b/lisp/ChangeLog
> @@ -1,3 +1,7 @@
> +2011-09-28 Liang Wang <address@hidden>
> +
> + * progmodes/etags.el (etags-list-tags): Always use explicit tags.
> +
> 2011-09-21 Michael Albinus <address@hidden>
>
> * net/tramp.el (tramp-handle-shell-command): Set process sentinel
> diff --git a/lisp/progmodes/etags.el b/lisp/progmodes/etags.el
> index d321e9c..f38af05 100644
> --- a/lisp/progmodes/etags.el
> +++ b/lisp/progmodes/etags.el
> @@ -1409,7 +1409,7 @@ hits the start of file."
> tag tag-info pt)
> (forward-line 1)
> (while (not (or (eobp) (looking-at "\f")))
> - (setq tag-info (save-excursion (funcall snarf-tag-function t))
> + (setq tag-info (save-excursion (funcall snarf-tag-function nil))
> tag (car tag-info)
> pt (with-current-buffer standard-output (point)))
> (princ tag)
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