+/* thread.cc - Results of thread-based searches from a notmuch database
+ *
+ * Copyright © 2009 Carl Worth
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see http://www.gnu.org/licenses/ .
+ *
+ * Author: Carl Worth <cworth@cworth.org>
+ */
+
+#include "notmuch-private.h"
+#include "database-private.h"
+
+#include <xapian.h>
+
+struct _notmuch_thread {
+ notmuch_database_t *notmuch;
+ char *thread_id;
+};
+
+/* Create a new notmuch_thread_t object for an existing document in
+ * the database.
+ *
+ * Here, 'talloc owner' is an optional talloc context to which the new
+ * thread will belong. This allows for the caller to not bother
+ * calling notmuch_thread_destroy on the thread, and know that all
+ * memory will be reclaimed with 'talloc_owner' is freed. The caller
+ * still can call notmuch_thread_destroy when finished with the
+ * thread if desired.
+ *
+ * The 'talloc_owner' argument can also be NULL, in which case the
+ * caller *is* responsible for calling notmuch_thread_destroy.
+ *
+ * This function returns NULL in the case of any error.
+ */
+notmuch_thread_t *
+_notmuch_thread_create (const void *talloc_owner,
+ notmuch_database_t *notmuch,
+ const char *thread_id)
+{
+ notmuch_thread_t *thread;
+
+ thread = talloc (talloc_owner, notmuch_thread_t);
+ if (unlikely (thread == NULL))
+ return NULL;
+
+ thread->notmuch = notmuch;
+ thread->thread_id = talloc_strdup (thread, thread_id);
+
+ return thread;
+}
+
+const char *
+notmuch_thread_get_thread_id (notmuch_thread_t *thread)
+{
+ return thread->thread_id;
+}
+
+void
+notmuch_thread_destroy (notmuch_thread_t *thread)
+{
+ talloc_free (thread);
+}