[Bug: 21.4.19] XEmacs hangs at exit with "No such coding system: iso-2022-8"

[René Kyllingstad]

Hi,

>  I try to exit XEmacs 21.4.19 under Windows XP by either using the main
>  window close button or menu item File > Exit XEmacs.
>  The minibuffer shows message
>  
>     No such coding system: iso-2022-8


>  `kill-emacs-hook' is a variable declared in Lisp.
>     -- loaded from
>     "e:\acs\software\XEmacsWindowsKit\xemacs-21.4-2006-01-28\lisp\subr.elc"
>  
>  Value: (save-place-kill-emacs-hook savehist-autosave

Stephen Turnbull posted a patch for this April 8th in:

    http://list-archive.xemacs.org/xemacs-beta/200604/msg00065.html

pasted in below.  Looks like it hasn't been applied yet, so you need to
update your local version.


-- René
Index: savehist.el
===================================================================
RCS file: /pack/xemacscvs/XEmacs/packages/xemacs-packages/edit-utils/savehist.el,v
retrieving revision 1.4
diff -u -r1.4 savehist.el
--- savehist.el	14 Nov 2005 07:05:54 -0000	1.4
+++ savehist.el	7 Apr 2006 15:54:27 -0000
@@ -135,11 +135,16 @@
 
 ;; This should be capable of representing characters used by Emacs.
 ;; We prefer UTF-8 over ISO 2022 because it is well-known outside
-;; Mule.  XEmacs prir to 21.5 had UTF-8 provided by an external
+;; Mule.  XEmacs prior to 21.5 had UTF-8 provided by an external
 ;; package which may not be loaded, which is why we check for version.
-(defvar savehist-coding-system (if (and (featurep 'xemacs)
-					(<= emacs-major-version 21)
-					(< emacs-minor-version 5))
-				   'iso-2022-8 'utf-8)
+(defvar savehist-coding-system (if (featurep 'xemacs)
+				   (if (featurep 'mule)
+				       (or (find-coding-system 'utf-8)
+					   (find-coding-system 'iso-2022-8)
+					   ;; #### eh?!  should error?
+					   (find-coding-system 'binary))
+				     'binary)
+				 ;; assume Emacs 20, at least
+				 'utf-8))
   "The coding system savehist uses for saving the minibuffer history.
 Changing this value while Emacs is running is supported, but considered
 unwise, unless you know what you are doing.")