[PATCH] contrib: pick: add a docstring for the main notmuch-pick function

[Mark Walters]

---
 contrib/notmuch-pick/notmuch-pick.el |   14 +++++++++++++-
 1 files changed, 13 insertions(+), 1 deletions(-)

diff --git a/contrib/notmuch-pick/notmuch-pick.el b/contrib/notmuch-pick/notmuch-pick.el
index 26966e6..a42491e 100644
--- a/contrib/notmuch-pick/notmuch-pick.el
+++ b/contrib/notmuch-pick/notmuch-pick.el
@@ -818,7 +818,19 @@ Complete list of currently available key bindings:
 
 
 (defun notmuch-pick (&optional query query-context target buffer-name open-target)
-  "Run notmuch pick with the given `query' and display the results"
+  "Run notmuch pick with the given `query' and display the results.
+
+The arguments are:
+  QUERY: the main query. This can be any query but in many cases will be
+      a single thread. If nil this is read interactively from the minibuffer.
+  QUERY-CONTEXT: is an additional term for the query. The query used
+      is QUERY and QUERY-CONTEXT unless that does not match any messages
+      in which case we fall back to just QUERY.
+  TARGET: A message ID (with the id: prefix) that will be made
+      current if it appears in the pick results.
+  BUFFER-NAME: the name of the buffer to show the pick tree. If
+      it is nil \"*notmuch-pick\" followed by QUERY is used.
+  OPEN-TARGET: If TRUE open the target message in the message pane."
   (interactive "sNotmuch pick: ")
   (if (null query)
       (setq query (notmuch-read-query "Notmuch pick: ")))
-- 
1.7.9.1