info handling dir.gz

[Thien-Thi Nguyen <ttn@gnuvola.org>]

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This patch is required for GNU Emacs to read /usr/share/info/dir.gz
(et al).  I hope it can make it into the next release.

[Insert excuse for not having installed Bazarre, here
 (flames => /dev/null).]

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 lisp/info.el |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/lisp/info.el b/lisp/info.el
index a8cb141..49d0953 100644
--- a/lisp/info.el
+++ b/lisp/info.el
@@ -1158,6 +1158,11 @@ a case-insensitive match is tried."
 	      (let* (file
 		     (attrs
 		      (or
+		       ;; As of 2011 or thereabouts, some weirdness in the
+		       ;; transition from Debian to GNU install-info results
+		       ;; in the directory file being gzipped.  Sigh.
+		       (progn (setq file (expand-file-name "dir.gz" truename))
+			      (file-attributes file))
 		       (progn (setq file (expand-file-name "dir" truename))
 			      (file-attributes file))
 		       (progn (setq file (expand-file-name "DIR" truename))