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Re: auto-compression-mode, tar-mode and hi-lock-mode

From: Stefan Monnier
Subject: Re: auto-compression-mode, tar-mode and hi-lock-mode
Date: 06 Dec 2001 09:52:44 -0500
User-agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.1.50

>>>>> "Klaus" == Klaus Zeitler <address@hidden> writes:
> 1. start emacs with -q --no-site-file
> 2. in scratch buffer execute (auto-compression-mode)
> 3. in scratch buffer execute (hi-lock-mode)
> 4. M-x find-file <filename>.tar.gz
> At first glance the tar file looks garbled, but I think that for some reason
> only narrowing is disabled. My guess is that hi-lock-mode interfers with
> narrowing.

Good spotting.  I don't think the auto-compression-mode call was
needed (except that you probably don't have too many uncompressed
.tar files I guess).
The patch below should fix it,


--- hi-lock.el.~1.15.~  Mon Sep  3 19:31:47 2001
+++ hi-lock.el  Thu Dec  6 09:51:34 2001
@@ -537,6 +537,7 @@
     (let ((all-patterns nil)
           (target-regexp (concat "\\<" hi-lock-file-patterns-prefix ":")))
+       (save-restriction
         (goto-char (point-min))
         (re-search-forward target-regexp
@@ -551,7 +552,7 @@
                            (format "Could not read expression at %d"
                                    (hi-lock-current-line))) nil))))
             (if patterns
-                (setq all-patterns (append patterns all-patterns))))))
+                 (setq all-patterns (append patterns all-patterns)))))))
       (when hi-lock-mode (hi-lock-set-file-patterns all-patterns))
       (if (interactive-p)
         (message (format "Hi-lock added %d patterns." (length 

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