bug#10770: info-display-manual replaces existing *info* buffer

[Juri Linkov <juri@jurta.org>]

tags 10770 patch
thanks

> M-x info-display-manual RET gnus RET
> M-x info-display-manual RET emacs RET
>
> Now my Gnus manual is gone, replaced by the Emacs manual.
> I expected it to use a new buffer for the Emacs manual.

Maybe it would be good to append manual names to buffer names
as suffixes like "*info*<gnu>" and "*info*<emacs>" to make
unique and recognizable buffer names?

But since currently uniqueness is provided by adding a number
like "*info*<2>", the following patch will work with the
current naming convention:

=== modified file 'lisp/info.el'
--- lisp/info.el	2012-01-25 17:54:01 +0000
+++ lisp/info.el	2012-02-09 09:27:10 +0000
@@ -4999,7 +5005,7 @@ (defun info-display-manual (manual)
     (if found
 	(switch-to-buffer found)
       (info-initialize)
-      (info (Info-find-file manual)))))
+      (info (Info-find-file manual) (generate-new-buffer-name "*info*")))))
 
 (provide 'info)