doc: forbid further operations on a closed database

[notmuch] / lib / database.cc

diff --git a/lib/database.cc b/lib/database.cc
index 86bf26192079bcbcf9f5475556d0ad71be2fef0b..afafe88cc08cfd6234f80309bb9ba6d7ae02c874 100644 (file)
--- a/lib/database.cc
+++ b/lib/database.cc
@@ -185,6 +185,14 @@ typedef struct {
  *                     generated is 1 and the value will be
  *                     incremented for each thread ID.
  *
+ *     C*              metadata keys starting with C indicate
+ *                     configuration data. It can be managed with the
+ *                     n_database_*config* API.  There is a convention
+ *                     of hierarchical keys separated by '.' (e.g.
+ *                     query.notmuch stores the value for the named
+ *                     query 'notmuch'), but it is not enforced by the
+ *                     API.
+ *
  * Obsolete metadata
  * -----------------
  *
@@ -1099,6 +1107,13 @@ notmuch_database_close (notmuch_database_t *notmuch)
     delete notmuch->last_mod_range_processor;
     notmuch->last_mod_range_processor = NULL;
 
+#if HAVE_XAPIAN_FIELD_PROCESSOR
+    delete notmuch->date_field_processor;
+    notmuch->date_field_processor = NULL;
+    delete notmuch->query_field_processor;
+    notmuch->query_field_processor = NULL;
+#endif
+
     return status;
 }