inf-ruby.el: fix compilation-shell-minor-mode

* misc/inf-ruby.el (inferior-ruby-mode): fix the
  compilation-shell-minor-mode configuration.  a patch by
  j2petkov (Jean-Christophe Petkovich) in [ruby-core:46518].
  [Bug #6742]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38107 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,10 @@
+Sat Dec  1 17:12:55 2012  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* misc/inf-ruby.el (inferior-ruby-mode): fix the
+	  compilation-shell-minor-mode configuration.  a patch by
+	  j2petkov (Jean-Christophe Petkovich) in [ruby-core:46518].
+	  [Bug #6742]
+
 Sat Dec  1 15:05:30 2012  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* dir.c (glob_helper): use NAMLEN() to tell the length of d_name

misc/inf-ruby.el

@@ -220,9 +220,9 @@ to continue it."
   (use-local-map inferior-ruby-mode-map)
   (setq comint-input-filter (function ruby-input-filter))
   (setq comint-get-old-input (function ruby-get-old-input))
-  (compilation-shell-minor-mode t)
   (make-local-variable 'compilation-error-regexp-alist)
   (setq compilation-error-regexp-alist inferior-ruby-error-regexp-alist)
+  (compilation-shell-minor-mode t)
   (run-hooks 'inferior-ruby-mode-hook))
 
 (defvar inferior-ruby-filter-regexp "\\`\\s *\\S ?\\S ?\\s *\\'"