lib: cache user prefixes in database object

[notmuch] / lib / database-private.h

diff --git a/lib/database-private.h b/lib/database-private.h
index a499b2594be44d5a12ae671e668f5ab1f6b9c905..9d1dabf109625896363b21e9c417dafd7d5d95e6 100644 (file)
--- a/lib/database-private.h
+++ b/lib/database-private.h
@@ -108,6 +108,12 @@ enum _notmuch_features {
      *
      * Introduced: version 3. */
     NOTMUCH_FEATURE_LAST_MOD = 1 << 6,
+
+    /* If set, unprefixed terms are stored only for the message body,
+     * not for headers.
+     *
+     * Introduced: version 3. */
+    NOTMUCH_FEATURE_UNPREFIX_BODY_ONLY = 1 << 7,
 };
 
 /* In C++, a named enum is its own type, so define bitwise operators
@@ -215,6 +221,11 @@ struct _notmuch_database {
     Xapian::ValueRangeProcessor *value_range_processor;
     Xapian::ValueRangeProcessor *date_range_processor;
     Xapian::ValueRangeProcessor *last_mod_range_processor;
+
+    /* XXX it's slightly gross to use two parallel string->string maps
+     * here, but at least they are small */
+    notmuch_string_map_t *user_prefix;
+    notmuch_string_map_t *user_header;
 };
 
 /* Prior to database version 3, features were implied by the database