[PATCH] Add a method to reparent threads to the database.

diff --git a/7e/7de187796bcb6f6320736bc7577f42a4671ed5 b/7e/7de187796bcb6f6320736bc7577f42a4671ed5
new file mode 100644 (file)
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+++ b/7e/7de187796bcb6f6320736bc7577f42a4671ed5
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+Sender: Steven <stebalien@gmail.com>\r
+From: Steven Allen <steven@stebalien.com>\r
+To: notmuch@notmuchmail.org\r
+Cc: Steven Allen <steven@stebalien.com>\r
+Subject: [PATCH] Add a method to reparent threads to the database.\r
+Date: Sat,  7 Nov 2015 16:04:29 -0500\r
+Message-Id: <1446930269-4865-1-git-send-email-steven@stebalien.com>\r
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+\r
+This allows threads yielded from a query to outlive the query.\r
+---\r
+ lib/notmuch.h | 11 +++++++++++\r
+ lib/thread.cc |  6 ++++++\r
+ 2 files changed, 17 insertions(+)\r
+\r
+diff --git a/lib/notmuch.h b/lib/notmuch.h\r
+index 310a8b8..9a2869b 100644\r
+--- a/lib/notmuch.h\r
++++ b/lib/notmuch.h\r
+@@ -1188,6 +1188,17 @@ notmuch_tags_t *\r
+ notmuch_thread_get_tags (notmuch_thread_t *thread);\r
+ \r
+ /**\r
++ * Reparent a notmuch_thread_t object onto the database.\r
++ *\r
++ * Calling this function allows a notmuch_thread_t object to outlive its\r
++ * query. The query will automatically be reclaimed when the database is\r
++ * destroyed but if you want to free its memory before then, you should call\r
++ * notmuch_thread_destroy.\r
++ */\r
++void\r
++notmuch_thread_own (notmuch_thread_t *thread);\r
++\r
++/**\r
+  * Destroy a notmuch_thread_t object.\r
+  */\r
+ void\r
+diff --git a/lib/thread.cc b/lib/thread.cc\r
+index 0c937d7..06fa155 100644\r
+--- a/lib/thread.cc\r
++++ b/lib/thread.cc\r
+@@ -623,3 +623,9 @@ notmuch_thread_destroy (notmuch_thread_t *thread)\r
+ {\r
+     talloc_free (thread);\r
+ }\r
++\r
++void\r
++notmuch_thread_own (notmuch_thread_t *thread)\r
++{\r
++    talloc_steal (thread->notmuch, thread);\r
++}\r
+-- \r
+2.6.2\r
+\r