From: Eli Zaretskii <eliz@gnu.org>
To: Ihor Radchenko <yantar92@posteo.net>
Cc: 65678@debbugs.gnu.org
Subject: bug#65678: 30.0.50; EWW rendered errs when the EWW buffer is closed before the page gets loaded
Date: Sat, 02 Sep 2023 11:00:10 +0300 [thread overview]
Message-ID: <83ledp9f91.fsf@gnu.org> (raw)
In-Reply-To: <87sf7yhuth.fsf@localhost> (message from Ihor Radchenko on Fri, 01 Sep 2023 13:44:26 +0000)
> From: Ihor Radchenko <yantar92@posteo.net>
> Date: Fri, 01 Sep 2023 13:44:26 +0000
>
> When I quickly open and close a EWW page, I get the following error
> after a while:
>
> Debugger entered--Lisp error: (error "Selecting deleted buffer")
> (eww-render (:peer ...) "https://sfba.social/@kickingvegas/1109829258114145..." nil #<killed buffer> nil)
> (url-http-activate-callback)
> (url-http-chunked-encoding-after-change-function 12257 12929 672)
> (url-http-generic-filter #<process sfba.social> "\312V\5.-i\205KKZ\341R\236o;%.-\326/p)\357\317\0G\342Rx\33B\215(q\247b\277\200\245$G\337\360\306\335\352\364\5,-...")
>
> I'd expect no error to be thrown and the rendered silently stopping.
I couldn't easily simulate that here (you didn't say what you do to
"close a EWW page"), so would you please see if the change below gives
good results?
diff --git a/lisp/net/eww.el b/lisp/net/eww.el
index 089e481..b87e785 100644
--- a/lisp/net/eww.el
+++ b/lisp/net/eww.el
@@ -620,47 +620,48 @@ eww-render
(let ((redirect (plist-get status :redirect)))
(when redirect
(setq url redirect)))
- (with-current-buffer buffer
- ;; Save the https peer status.
- (plist-put eww-data :peer (plist-get status :peer))
- ;; Make buffer listings more informative.
- (setq list-buffers-directory url)
- ;; Let the URL library have a handle to the current URL for
- ;; referer purposes.
- (setq url-current-lastloc (url-generic-parse-url url)))
- (unwind-protect
- (progn
- (cond
- ((and eww-use-external-browser-for-content-type
- (string-match-p eww-use-external-browser-for-content-type
- (car content-type)))
- (erase-buffer)
- (insert "<title>Unsupported content type</title>")
- (insert (format "<h1>Content-type %s is unsupported</h1>"
- (car content-type)))
- (insert (format "<a href=%S>Direct link to the document</a>"
- url))
- (goto-char (point-min))
- (eww-display-html charset url nil point buffer encode))
- ((eww-html-p (car content-type))
- (eww-display-html charset url nil point buffer encode))
- ((equal (car content-type) "application/pdf")
- (eww-display-pdf))
- ((string-match-p "\\`image/" (car content-type))
- (eww-display-image buffer))
- (t
- (eww-display-raw buffer (or encode charset 'utf-8))))
- (with-current-buffer buffer
- (plist-put eww-data :url url)
- (eww--after-page-change)
- (setq eww-history-position 0)
- (and last-coding-system-used
- (set-buffer-file-coding-system last-coding-system-used))
- (run-hooks 'eww-after-render-hook)
- ;; Enable undo again so that undo works in text input
- ;; boxes.
- (setq buffer-undo-list nil)))
- (kill-buffer data-buffer))))
+ (when (buffer-live-p buffer)
+ (with-current-buffer buffer
+ ;; Save the https peer status.
+ (plist-put eww-data :peer (plist-get status :peer))
+ ;; Make buffer listings more informative.
+ (setq list-buffers-directory url)
+ ;; Let the URL library have a handle to the current URL for
+ ;; referer purposes.
+ (setq url-current-lastloc (url-generic-parse-url url)))
+ (unwind-protect
+ (progn
+ (cond
+ ((and eww-use-external-browser-for-content-type
+ (string-match-p eww-use-external-browser-for-content-type
+ (car content-type)))
+ (erase-buffer)
+ (insert "<title>Unsupported content type</title>")
+ (insert (format "<h1>Content-type %s is unsupported</h1>"
+ (car content-type)))
+ (insert (format "<a href=%S>Direct link to the document</a>"
+ url))
+ (goto-char (point-min))
+ (eww-display-html charset url nil point buffer encode))
+ ((eww-html-p (car content-type))
+ (eww-display-html charset url nil point buffer encode))
+ ((equal (car content-type) "application/pdf")
+ (eww-display-pdf))
+ ((string-match-p "\\`image/" (car content-type))
+ (eww-display-image buffer))
+ (t
+ (eww-display-raw buffer (or encode charset 'utf-8))))
+ (with-current-buffer buffer
+ (plist-put eww-data :url url)
+ (eww--after-page-change)
+ (setq eww-history-position 0)
+ (and last-coding-system-used
+ (set-buffer-file-coding-system last-coding-system-used))
+ (run-hooks 'eww-after-render-hook)
+ ;; Enable undo again so that undo works in text input
+ ;; boxes.
+ (setq buffer-undo-list nil)))
+ (kill-buffer data-buffer)))))
(defun eww-parse-headers ()
(let ((headers nil))
next prev parent reply other threads:[~2023-09-02 8:00 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-01 13:44 bug#65678: 30.0.50; EWW rendered errs when the EWW buffer is closed before the page gets loaded Ihor Radchenko
2023-09-02 8:00 ` Eli Zaretskii [this message]
2023-09-02 11:38 ` Eli Zaretskii
2023-09-08 8:48 ` Ihor Radchenko
2023-09-08 12:12 ` Eli Zaretskii
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=83ledp9f91.fsf@gnu.org \
--to=eliz@gnu.org \
--cc=65678@debbugs.gnu.org \
--cc=yantar92@posteo.net \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
Code repositories for project(s) associated with this external index
https://git.savannah.gnu.org/cgit/emacs.git
https://git.savannah.gnu.org/cgit/emacs/org-mode.git
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.