[AUCTeX-devel] Re: Changes in font locking

[Reiner Steib]

On Wed, Mar 14 2007, Stephen J. Turnbull wrote:

> Quite obviously the bugs themselves and the reporters' demeanor have a
> huge amount to do with it, write access or not very little, and very
> few reporters receive cross words, and even fewer are ignored.

>From your reply to Katsumi Yamaoka who found added a workaround [2] in
`dgnushack.el' [1] to make mail splitting work again in Gnus with
XEmacs 21.5:

,----[ http://article.gmane.org/gmane.emacs.gnus.general/56508 ]
| "Gnus doesn't work, so it's a syntax table bug in XEmacs" is not
| worth investigating for me, [...]
`----

>From your reply to Steve Youngs who pointed out that XEmacs 21.4 and
XEmacs 21.5 behave differently wrt syntax tables:

,----[ http://article.gmane.org/gmane.emacs.gnus.general/56509 ]
| No sane person expects anything related to Gnus to be deterministic.
`----

And these are only quotes from the one of the (three years old) thread
related to `with-syntax-table'.  Not exactly encouraging in my book.

Bye, Reiner.

[1]
--8<---------------cut here---------------start------------->8---
;; Work around for an incompatibility (XEmacs 21.4 vs. 21.5), see the
;; following threads:
;;
;; http://thread.gmane.org/gmane.emacs.gnus.general/56414
;; Subject: attachment problems found but not fixed
;;
;; http://thread.gmane.org/gmane.emacs.gnus.general/56459
;; Subject: Splitting mail -- XEmacs 21.4 vs 21.5
;;
;; http://thread.gmane.org/gmane.emacs.xemacs.beta/20519
;; Subject: XEmacs 21.5 and Gnus fancy splitting.
(when (and (featurep 'xemacs)
           (let ((table (copy-syntax-table emacs-lisp-mode-syntax-table)))
             (modify-syntax-entry ?= " " table)
             (with-temp-buffer
               (with-syntax-table table
                 (insert "foo=bar")
                 (goto-char (point-min))
                 (forward-sexp 1)
                 (eolp)))))
  ;; The original `with-syntax-table' uses `copy-syntax-table' which
  ;; doesn't seem to copy modified syntax entries in XEmacs 21.5.
  (defmacro with-syntax-table (syntab &rest body)
    "Evaluate BODY with the SYNTAB as the current syntax table."
    `(let ((stab (syntax-table)))
       (unwind-protect
           (progn
             ;;(set-syntax-table (copy-syntax-table ,syntab))
             (set-syntax-table ,syntab)
             ,@body)
         (set-syntax-table stab)))))
--8<---------------cut here---------------end--------------->8---

[2] Now I think would have been better _not_ to add a workaround in
    dgnushack.el.  Maybe the problem would have received more
    attention if more XEmacs users would have complained.
-- 
       ,,,
      (o o)
---ooO-(_)-Ooo---  |  PGP key available  |  http://rsteib.home.pages.de/