If running uninstalled, always put our own info files first

* lisp/info.el (info-initialize): If running uninstalled, ensure our
own info files are always found first, even if INFOPATH is set.

lisp/ChangeLog

 2014-01-10  Glenn Morris  <rgm@gnu.org>
 
+	* info.el (info-initialize): If running uninstalled, ensure our
+	own info files are always found first, even if INFOPATH is set.
+
 	* help.el (view-order-manuals): Open emacs.info rather than ORDERS.
 
 2014-01-09  David Engster  <deng@randomsample.de>

lisp/info.el

@@ -732,6 +732,13 @@ in `Info-file-supports-index-cookies-list'."
 			     (Info-default-dirs))
 		   (split-string path sep))
 	       (Info-default-dirs))))
+      ;; If we are running uninstalled, our own Info files should
+      ;; always come first.  If INFOPATH was set, they might not.
+      (and path
+	   installation-directory
+	   (let ((dir (expand-file-name "info/" installation-directory)))
+	     (setq Info-directory-list (delete dir Info-directory-list))
+	     (push dir Info-directory-list)))
       ;; For a self-contained (ie relocatable) NS build, AFAICS we
       ;; always want the included info directory to be at the head of
       ;; the search path, unless it's already in INFOPATH somewhere.