[PATCH] Added backward isearch support for headings

["Piotr Zielinski" <piotr.zielinski@gmail.com>]

Changed org-goto-local-search-forward-headings to support backward
search, and renamed it to org-goto-local-search-headings.
---
 lisp/org.el |    8 +++++---
 1 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/lisp/org.el b/lisp/org.el
index 57c6dae..62ad9ea 100644
--- a/lisp/org.el
+++ b/lisp/org.el
@@ -4350,7 +4350,7 @@ or nil."
   (let ((isearch-mode-map org-goto-local-auto-isearch-map)
        (isearch-hide-immediately nil)
        (isearch-search-fun-function
-        (lambda () 'org-goto-local-search-forward-headings))
+        (lambda () 'org-goto-local-search-headings))
        (org-goto-selected-point org-goto-exit-command))
     (save-excursion
       (save-window-excursion
@@ -4391,10 +4391,12 @@ or nil."
 (define-key org-goto-local-auto-isearch-map "\C-i" 'isearch-other-control-char)
 (define-key org-goto-local-auto-isearch-map "\C-m" 'isearch-other-control-char)

-(defun org-goto-local-search-forward-headings (string bound noerror)
+(defun org-goto-local-search-headings (string bound noerror)
   "Search and make sure that anu matches are in headlines."
   (catch 'return
-    (while (search-forward string bound noerror)
+    (while (if isearch-forward
+               (search-forward string bound noerror)
+             (search-backward string bound noerror))
       (when (let ((context (mapcar 'car (save-match-data (org-context)))))
              (and (member :headline context)
                   (not (member :tags context))))
-- 
1.5.2.5