X-Git-Url: https://git.notmuchmail.org/git?p=notmuch;a=blobdiff_plain;f=lib%2Fdatabase-private.h;h=727b1d616f248f6aa3c5662985e0f69048a3c700;hp=24243db2e4fd38577a3aae8840003cbfef3ec637;hb=bc11759dd1fd198661657b741bc0143c9af309a4;hpb=b53e1a2da720e9a0efd815b92f0a54dc2f644ffc

diff --git a/lib/database-private.h b/lib/database-private.h
index 24243db2..727b1d61 100644
--- a/lib/database-private.h
+++ b/lib/database-private.h
@@ -13,7 +13,7 @@
  * 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/ .
+ * along with this program.  If not, see https://www.gnu.org/licenses/ .
  *
  * Author: Carl Worth <cworth@cworth.org>
  */
@@ -32,9 +32,11 @@
 
 #include "notmuch-private.h"
 
-#include <xapian.h>
+#ifdef SILENCE_XAPIAN_DEPRECATION_WARNINGS
+#define XAPIAN_DEPRECATED(D) D
+#endif
 
-#pragma GCC visibility push(hidden)
+#include <xapian.h>
 
 /* Bit masks for _notmuch_database::features.  Features are named,
  * independent aspects of the database schema.
@@ -100,6 +102,12 @@ enum _notmuch_features {
      *
      * Introduced: version 3. */
     NOTMUCH_FEATURE_INDEXED_MIMETYPES = 1 << 5,
+
+    /* If set, messages store the revision number of the last
+     * modification in NOTMUCH_VALUE_LAST_MOD.
+     *
+     * Introduced: version 3. */
+    NOTMUCH_FEATURE_LAST_MOD = 1 << 6,
 };
 
 /* In C++, a named enum is its own type, so define bitwise operators
@@ -138,6 +146,38 @@ operator&=(_notmuch_features &a, _notmuch_features b)
     return a;
 }
 
+/*
+ * Configuration options for xapian database fields */
+typedef enum notmuch_field_flags {
+    NOTMUCH_FIELD_NO_FLAGS = 0,
+    NOTMUCH_FIELD_EXTERNAL = 1 << 0,
+    NOTMUCH_FIELD_PROBABILISTIC = 1 << 1,
+    NOTMUCH_FIELD_PROCESSOR = 1 << 2,
+} notmuch_field_flag_t;
+
+/*
+ * define bitwise operators to hide casts */
+inline notmuch_field_flag_t
+operator|(notmuch_field_flag_t a, notmuch_field_flag_t b)
+{
+    return static_cast<notmuch_field_flag_t>(
+	static_cast<unsigned>(a) | static_cast<unsigned>(b));
+}
+
+inline notmuch_field_flag_t
+operator&(notmuch_field_flag_t a, notmuch_field_flag_t b)
+{
+    return static_cast<notmuch_field_flag_t>(
+	static_cast<unsigned>(a) & static_cast<unsigned>(b));
+}
+
+#define NOTMUCH_QUERY_PARSER_FLAGS (Xapian::QueryParser::FLAG_BOOLEAN | \
+				    Xapian::QueryParser::FLAG_PHRASE | \
+				    Xapian::QueryParser::FLAG_LOVEHATE | \
+				    Xapian::QueryParser::FLAG_BOOLEAN_ANY_CASE | \
+				    Xapian::QueryParser::FLAG_WILDCARD | \
+				    Xapian::QueryParser::FLAG_PURE_NOT)
+
 struct _notmuch_database {
     notmuch_bool_t exception_reported;
 
@@ -145,6 +185,8 @@ struct _notmuch_database {
 
     notmuch_database_mode_t mode;
     int atomic_nesting;
+    /* TRUE if changes have been made in this atomic section */
+    notmuch_bool_t atomic_dirty;
     Xapian::Database *xapian_db;
 
     /* Bit mask of features used by this database.  This is a
@@ -158,10 +200,21 @@ struct _notmuch_database {
      * next library call. May be NULL */
     char *status_string;
 
+    /* Highest committed revision number.  Modifications are recorded
+     * under a higher revision number, which can be generated with
+     * notmuch_database_new_revision. */
+    unsigned long revision;
+    const char *uuid;
+
+    /* Keep track of the number of times the database has been re-opened
+     * (or other global invalidations of notmuch's caching)
+     */
+    unsigned long view;
     Xapian::QueryParser *query_parser;
     Xapian::TermGenerator *term_gen;
     Xapian::ValueRangeProcessor *value_range_processor;
     Xapian::ValueRangeProcessor *date_range_processor;
+    Xapian::ValueRangeProcessor *last_mod_range_processor;
 };
 
 /* Prior to database version 3, features were implied by the database
@@ -179,7 +232,8 @@ struct _notmuch_database {
  * will have it). */
 #define NOTMUCH_FEATURES_CURRENT \
     (NOTMUCH_FEATURE_FILE_TERMS | NOTMUCH_FEATURE_DIRECTORY_DOCS | \
-     NOTMUCH_FEATURE_BOOL_FOLDER | NOTMUCH_FEATURE_GHOSTS)
+     NOTMUCH_FEATURE_BOOL_FOLDER | NOTMUCH_FEATURE_GHOSTS | \
+     NOTMUCH_FEATURE_LAST_MOD)
 
 /* Return the list of terms from the given iterator matching a prefix.
  * The prefix will be stripped from the strings in the returned list.
@@ -192,6 +246,4 @@ _notmuch_database_get_terms_with_prefix (void *ctx, Xapian::TermIterator &i,
 					 Xapian::TermIterator &end,
 					 const char *prefix);
 
-#pragma GCC visibility pop
-
 #endif