GNU bug report logs - #1853
Trouble with gzipped info files on Windows

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Message #42 received at 1853 <at> emacsbugs.donarmstrong.com (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: Stefan Monnier <monnier <at> IRO.UMontreal.CA>
Cc: 1853 <at> debbugs.gnu.org, handa <at> m17n.org, lekktu <at> gmail.com,
        emacs-devel <at> gnu.org
Subject: Re: bug#1853: Trouble with gzipped info files on Windows
Date: Sat, 24 Jan 2009 17:34:42 +0200

> From: Stefan Monnier <monnier <at> IRO.UMontreal.CA>
> Cc: 1853 <at> emacsbugs.donarmstrong.com, handa <at> m17n.org, lekktu <at> gmail.com,
>         emacs-devel <at> gnu.org
> Date: Tue, 20 Jan 2009 00:10:04 -0500
> 
> > the kludge being that this only works because of the specific order
> > files are loaded at dump time and the order of function invocation
> > during startup.  Are we okay with making non-trivial changes in that
> > at this time?
> 
> I guess it's better to make a simpler local change, and add a big fat
> comment about what should be done instead.

Done, with the following change:

Index: lisp/international/mule-cmds.el
===================================================================
RCS file: /cvsroot/emacs/emacs/lisp/international/mule-cmds.el,v
retrieving revision 1.353
retrieving revision 1.354
diff -u -r1.353 -r1.354
--- lisp/international/mule-cmds.el	9 Jan 2009 05:01:02 -0000	1.353
+++ lisp/international/mule-cmds.el	24 Jan 2009 15:31:09 -0000	1.354
@@ -1933,7 +1933,25 @@
   "Do various coding system setups for language environment LANGUAGE-NAME."
   (let* ((priority (get-language-info language-name 'coding-priority))
 	 (default-coding (car priority))
-	 (eol-type (coding-system-eol-type default-buffer-file-coding-system)))
+	 ;; If default-buffer-file-coding-system is nil, don't use
+	 ;; coding-system-eol-type, because it treats nil as
+	 ;; `no-conversion'.  default-buffer-file-coding-system is set
+	 ;; to nil by reset-language-environment, and in that case we
+	 ;; want to have here the native EOL type for each platform.
+	 ;; FIXME: there should be a common code that runs both on
+	 ;; startup and here to set the default EOL type correctly.
+	 ;; Right now, DOS/Windows platforms set this on dos-w32.el,
+	 ;; which works only as long as the order of loading files at
+	 ;; dump time and calling functions at startup is not modified
+	 ;; significantly, i.e. as long as this function is called
+	 ;; _after_ default-buffer-file-coding-system was set by
+	 ;; dos-w32.el.
+	 (eol-type
+	  (if (null default-buffer-file-coding-system)
+	      (cond ((memq system-type '(windows-nt ms-dos)) 1)
+		    ((eq system-type 'macos) 2)
+		    (t 0))
+	    (coding-system-eol-type default-buffer-file-coding-system))))
     (when priority
       (set-default-coding-systems
        (if (memq eol-type '(0 1 2 unix dos mac))

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