(info-lookup-setup-mode): Don't give up, if

info-lookup-make-completions returns an error.
(info-lookup-maybe-add-help :mode 'latex-mode): Use Info file
name latex, not latex2e.

diff --git a/lisp/info-look.el b/lisp/info-look.el
index 943ae3bad0e28e3dbfdac7b47936b94d876dc319..9b1bdc791f15e9ef900a2d7c4519e4232eb6eb71 100644 (file)
--- a/lisp/info-look.el
+++ b/lisp/info-look.el
@@ -400,7 +400,9 @@ The default file name is the one found at point."
          (setq refer-modes (nreverse refer-modes))
          ;; Build the full completion alist.
          (setq completions
-               (nconc (info-lookup-make-completions topic mode)
+               (nconc (condition-case nil
+                          (info-lookup-make-completions topic mode)
+                        (error nil))
                       (apply 'append
                              (mapcar (lambda (arg)
                                        (info-lookup->completions topic arg))
@@ -712,7 +714,7 @@ Return nil if there is nothing appropriate."
 (info-lookup-maybe-add-help
  :mode 'latex-mode
  :regexp "\\\\\\([a-zA-Z]+\\|[^a-zA-Z]\\)"
- :doc-spec '(("(latex2e)Command Index" nil
+ :doc-spec '(("(latex)Command Index" nil
              "`" "\\({[^}]*}\\)?'")))
 
 (info-lookup-maybe-add-help