This uses the helper functions: the saved searches format has not
changed yet but backwards compatibility means everything still works.
---
 emacs/notmuch-hello.el |   48 ++++++++++++++++++++++--------------------------
 emacs/notmuch.el       |    6 +++---
 2 files changed, 25 insertions(+), 29 deletions(-)

diff --git a/emacs/notmuch-hello.el b/emacs/notmuch-hello.el
index f81ec27..568ae47 100644
--- a/emacs/notmuch-hello.el
+++ b/emacs/notmuch-hello.el
@@ -318,7 +318,7 @@ (defun notmuch-hello-add-saved-search (widget)
     (setq notmuch-saved-searches
          (loop for elem in notmuch-saved-searches
                if (not (equal name
-                              (car elem)))
+                              (notmuch-saved-search-get elem :name)))
                collect elem))
     ;; Add the new one.
     (customize-save-variable 'notmuch-saved-searches
@@ -338,7 +338,7 @@ (defun notmuch-hello-delete-search-from-history (widget)

 (defun notmuch-hello-longest-label (searches-alist)
   (or (loop for elem in searches-alist
-           maximize (length (car elem)))
+           maximize (length (notmuch-saved-search-get elem :name)))
       0))

 (defun notmuch-hello-reflect-generate-row (ncols nrows row list)
@@ -417,13 +417,12 @@ (defun notmuch-hello-filtered-query (query filter)
     (concat "(" query ") and (" filter ")"))
    (t query)))

-(defun notmuch-hello-query-counts (query-alist &rest options)
-  "Compute list of counts of matched messages from QUERY-ALIST.
+(defun notmuch-hello-query-counts (query-list &rest options)
+  "Compute list of counts of matched messages from QUERY-LIST.

-QUERY-ALIST must be a list containing elements of the form (NAME . QUERY)
-or (NAME QUERY COUNT-QUERY). If the latter form is used,
-COUNT-QUERY specifies an alternate query to be used to generate
-the count for the associated query.
+QUERY-LIST must be a list of saved-searches. Ideally each of
+these is a plist but other options are available for backwards
+compatibility: see `notmuch-saved-searches' for details.

 The result is the list of elements of the form (NAME QUERY COUNT).

@@ -431,11 +430,9 @@ (defun notmuch-hello-query-counts (query-alist &rest 
options)
 options will be handled as specified for
 `notmuch-hello-insert-searches'."
   (with-temp-buffer
-    (dolist (elem query-alist nil)
-      (let ((count-query (if (consp (cdr elem))
-                            ;; do we have a different query for the message 
count?
-                            (third elem)
-                          (cdr elem))))
+    (dolist (elem query-list nil)
+      (let ((count-query (or (notmuch-saved-search-get elem :count-query)
+                            (notmuch-saved-search-get elem :query))))
        (insert
         (replace-regexp-in-string
          "\n" " "
@@ -457,18 +454,15 @@ (defun notmuch-hello-query-counts (query-alist &rest 
options)
      #'identity
      (mapcar
       (lambda (elem)
-       (let ((name (car elem))
-             (search-query (if (consp (cdr elem))
-                                ;; do we have a different query for the 
message count?
-                                (second elem)
-                             (cdr elem)))
+       (let ((name (notmuch-saved-search-get elem :name))
+             (search-query (notmuch-saved-search-get elem :query))
              (message-count (prog1 (read (current-buffer))
                                (forward-line 1))))
          (and (or (plist-get options :show-empty-searches) (> message-count 0))
               (list name (notmuch-hello-filtered-query
                           search-query (plist-get options :filter))
                     message-count))))
-      query-alist))))
+      query-list))))

 (defun notmuch-hello-insert-buttons (searches)
   "Insert buttons for SEARCHES.
@@ -727,13 +721,15 @@ (defun notmuch-hello-insert-recent-searches ()
       (indent-rigidly start (point) notmuch-hello-indent))
     nil))

-(defun notmuch-hello-insert-searches (title query-alist &rest options)
-  "Insert a section with TITLE showing a list of buttons made from QUERY-ALIST.
+(defun notmuch-hello-insert-searches (title query-list &rest options)
+  "Insert a section with TITLE showing a list of buttons made from QUERY-LIST.

-QUERY-ALIST must be a list containing elements of the form (NAME . QUERY)
-or (NAME QUERY COUNT-QUERY). If the latter form is used,
-COUNT-QUERY specifies an alternate query to be used to generate
-the count for the associated item.
+QUERY-LIST should ideally be a plist but for backwards
+compatibility other forms are also accepted (see
+`notmuch-saved-searches' for details).  The plist should
+contain keys :name and :query; if :count-query is also present
+then it specifies an alternate query to be used to generate the
+count for the associated search.

 Supports the following entries in OPTIONS as a plist:
 :initially-hidden - if non-nil, section will be hidden on startup
@@ -767,7 +763,7 @@ (defun notmuch-hello-insert-searches (title query-alist 
&rest options)
                     "hide"))
     (widget-insert "\n")
     (when (not is-hidden)
-      (let ((searches (apply 'notmuch-hello-query-counts query-alist options)))
+      (let ((searches (apply 'notmuch-hello-query-counts query-list options)))
        (when (or (not (plist-get options :hide-if-empty))
                  searches)
          (widget-insert "\n")
diff --git a/emacs/notmuch.el b/emacs/notmuch.el
index 233c784..1346b90 100644
--- a/emacs/notmuch.el
+++ b/emacs/notmuch.el
@@ -823,14 +823,14 @@ (defun notmuch-search-buffer-title (query)
          (let (longest
                (longest-length 0))
            (loop for tuple in notmuch-saved-searches
-                 if (let ((quoted-query (regexp-quote (cdr tuple))))
+                 if (let ((quoted-query (regexp-quote 
(notmuch-saved-search-get tuple :query))))
                       (and (string-match (concat "^" quoted-query) query)
                            (> (length (match-string 0 query))
                               longest-length)))
                  do (setq longest tuple))
            longest))
-        (saved-search-name (car saved-search))
-        (saved-search-query (cdr saved-search)))
+        (saved-search-name (notmuch-saved-search-get saved-search :name))
+        (saved-search-query (notmuch-saved-search-get saved-search :query)))
     (cond ((and saved-search (equal saved-search-query query))
           ;; Query is the same as saved search (ignoring case)
           (concat "*notmuch-saved-search-" saved-search-name "*"))
-- 
1.7.10.4

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