emacs: add defcustom to control hl-line mode

Currently the presence of hl-line highlighting is controlled
implicitely by hooks. In future commits it will be migrated to use
this variable.

diff --git a/emacs/notmuch.el b/emacs/notmuch.el
index 2a73ffa571c41a04b0836a50a991102249fad658..934ec8945b2f7d1d01201c66046a7245888210d2 100644 (file)
--- a/emacs/notmuch.el
+++ b/emacs/notmuch.el
@@ -133,6 +133,11 @@ there will be called at other points of notmuch execution."
   :group 'notmuch-search
   :group 'notmuch-hooks)
 
+(defcustom notmuch-hl-line t
+  "Use hl-line-mode to highlight current thread / message"
+  :type 'boolean
+  :group 'notmuch)
+
 ;;; Mime Utilities
 
 (defun notmuch-foreach-mime-part (function mm-handle)