emacs: content-type comparison should be case insensitive.

The function notmuch-match-content-type was comparing content types
case sensitively. Fix it so it tests case insensitively.

This fixes a bug where emacs would not include any body when replying
to a message with content-type TEXT/PLAIN.

diff --git a/emacs/notmuch-lib.el b/emacs/notmuch-lib.el
index c146748ac2935206377a8418bfc6a5cf5b105fd2..a754de77ce00689be5050836883eddfe3ccac70b 100644 (file)
--- a/emacs/notmuch-lib.el
+++ b/emacs/notmuch-lib.el
@@ -185,8 +185,9 @@ the user hasn't set this variable with the old or new value."
        (st2 (notmuch-split-content-type t2)))
     (if (or (string= (cadr st1) "*")
            (string= (cadr st2) "*"))
-       (string= (car st1) (car st2))
-      (string= t1 t2))))
+       ;; Comparison of content types should be case insensitive.
+       (string= (downcase (car st1)) (downcase (car st2)))
+      (string= (downcase t1) (downcase t2)))))
 
 (defvar notmuch-multipart/alternative-discouraged
   '(