lib/thread-fp: factor out query expansion, rewrite in Xapian

[notmuch] / lib / database-private.h

diff --git a/lib/database-private.h b/lib/database-private.h
index d83cf0d0ae0bc674cd341703d004082d6504dcce..9ee3b933578739ed389d8ea5cd842fdb88c2ee05 100644 (file)
--- a/lib/database-private.h
+++ b/lib/database-private.h
@@ -40,6 +40,10 @@
 
 #include <xapian.h>
 
+#if HAVE_SFSEXP
+#include <sexp.h>
+#endif
+
 /* Bit masks for _notmuch_database::features.  Features are named,
  * independent aspects of the database schema.
  *
@@ -189,7 +193,11 @@ operator& (notmuch_field_flag_t a, notmuch_field_flag_t b)
 struct _notmuch_database {
     bool exception_reported;
 
-    char *path;
+    /* Path to actual database */
+    const char *xapian_path;
+
+    /* Path to config loaded, if any */
+    const char *config_path;
 
     int atomic_nesting;
     /* true if changes have been made in this atomic section */
@@ -202,8 +210,17 @@ struct _notmuch_database {
     enum _notmuch_features features;
 
     unsigned int last_doc_id;
+
+    /* 16 bytes (+ terminator) for hexadecimal representation of
+     * a 64-bit integer. */
+    char thread_id_str[17];
     uint64_t last_thread_id;
 
+    /* How many transactions have successfully completed since we last committed */
+    int transaction_count;
+    /* when to commit and reset the counter */
+    int transaction_threshold;
+
     /* error reporting; this value persists only until the
      * next library call. May be NULL */
     char *status_string;
@@ -219,6 +236,7 @@ struct _notmuch_database {
      */
     unsigned long view;
     Xapian::QueryParser *query_parser;
+    Xapian::Stem *stemmer;
     Xapian::TermGenerator *term_gen;
     Xapian::RangeProcessor *value_range_processor;
     Xapian::RangeProcessor *date_range_processor;
@@ -287,4 +305,33 @@ _notmuch_database_setup_standard_query_fields (notmuch_database_t *notmuch);
 notmuch_status_t
 _notmuch_database_setup_user_query_fields (notmuch_database_t *notmuch);
 
+#if __cplusplus
+/* query.cc */
+notmuch_status_t
+_notmuch_query_string_to_xapian_query (notmuch_database_t *notmuch,
+                                      std::string query_string,
+                                      Xapian::Query &output,
+                                      std::string &msg);
+/* parse-sexp.cc */
+notmuch_status_t
+_notmuch_sexp_string_to_xapian_query (notmuch_database_t *notmuch, const char *querystr,
+                                     Xapian::Query &output);
+
+notmuch_status_t
+_notmuch_query_expand (notmuch_database_t *notmuch, const char *field, Xapian::Query subquery,
+                      Xapian::Query &output, std::string &msg);
+
+/* regexp-fields.cc */
+notmuch_status_t
+_notmuch_regexp_to_query (notmuch_database_t *notmuch, Xapian::valueno slot, std::string field,
+                         std::string regexp_str,
+                         Xapian::Query &output, std::string &msg);
+
+#if HAVE_SFSEXP
+/* parse-sexp.cc */
+notmuch_status_t
+_notmuch_sexp_string_to_xapian_query (notmuch_database_t *notmuch, const char *querystr,
+                                     Xapian::Query &output);
+#endif
+#endif
 #endif