[sql] Import SQLite 3.17.0.

third_party/sqlite/src/ext/fts3/fts3Int.h

 /*
 ** 2009 Nov 12
 **
 ** The author disclaims copyright to this source code.  In place of
 ** a legal notice, here is a blessing:
 **
 **    May you do good and not evil.
 **    May you find forgiveness for yourself and forgive others.
 **    May you share freely, never taking more than you give.
 **
 ******************************************************************************
 **
 */
 #ifndef _FTSINT_H
 #define _FTSINT_H
 
 #if !defined(NDEBUG) && !defined(SQLITE_DEBUG) 
 # define NDEBUG 1
 #endif
 
+/* FTS3/FTS4 require virtual tables */
+#ifdef SQLITE_OMIT_VIRTUALTABLE
+# undef SQLITE_ENABLE_FTS3
+# undef SQLITE_ENABLE_FTS4
+#endif
+
 /*
 ** FTS4 is really an extension for FTS3.  It is enabled using the
 ** SQLITE_ENABLE_FTS3 macro.  But to avoid confusion we also all
 ** the SQLITE_ENABLE_FTS4 macro to serve as an alisse for SQLITE_ENABLE_FTS3.
 */
 #if defined(SQLITE_ENABLE_FTS4) && !defined(SQLITE_ENABLE_FTS3)
 # define SQLITE_ENABLE_FTS3
 #endif
 
 #if !defined(SQLITE_CORE) || defined(SQLITE_ENABLE_FTS3)
@@ skipping 186 matching lines @@
   sqlite3_tokenizer *pTokenizer;  /* tokenizer for inserts and queries */
   char *zContentTbl;              /* content=xxx option, or NULL */
   char *zLanguageid;              /* languageid=xxx option, or NULL */
   int nAutoincrmerge;             /* Value configured by 'automerge' */
   u32 nLeafAdd;                   /* Number of leaf blocks added this trans */
 
   /* Precompiled statements used by the implementation. Each of these 
   ** statements is run and reset within a single virtual table API call. 
   */
   sqlite3_stmt *aStmt[40];
+  sqlite3_stmt *pSeekStmt;        /* Cache for fts3CursorSeekStmt() */
 
   char *zReadExprlist;
   char *zWriteExprlist;
 
   int nNodeSize;                  /* Soft limit for node size */
   u8 bFts4;                       /* True for FTS4, false for FTS3 */
   u8 bHasStat;                    /* True if %_stat table exists (2==unknown) */
   u8 bHasDocsize;                 /* True if %_docsize table exists */
   u8 bDescIdx;                    /* True if doclists are in reverse order */
   u8 bIgnoreSavepoint;            /* True to ignore xSavepoint invocations */
@@ skipping 49 matching lines @@
 /*
 ** When the core wants to read from the virtual table, it creates a
 ** virtual table cursor (an instance of the following structure) using
 ** the xOpen method. Cursors are destroyed using the xClose method.
 */
 struct Fts3Cursor {
   sqlite3_vtab_cursor base;       /* Base class used by SQLite core */
   i16 eSearch;                    /* Search strategy (see below) */
   u8 isEof;                       /* True if at End Of Results */
   u8 isRequireSeek;               /* True if must seek pStmt to %_content row */
+  u8 bSeekStmt;                   /* True if pStmt is a seek */
   sqlite3_stmt *pStmt;            /* Prepared statement in use by the cursor */
   Fts3Expr *pExpr;                /* Parsed MATCH query string */
   int iLangid;                    /* Language being queried for */
   int nPhrase;                    /* Number of matchable phrases in query */
   Fts3DeferredToken *pDeferred;   /* Deferred search tokens, if any */
   sqlite3_int64 iPrevId;          /* Previous id read from aDoclist */
   char *pNextId;                  /* Pointer into the body of aDoclist */
   char *aDoclist;                 /* List of docids for full-text queries */
   int nDoclist;                   /* Size of buffer at aDoclist */
   u8 bDesc;                       /* True to sort in descending order */
@@ skipping 296 matching lines @@
 
 /* fts3_unicode2.c (functions generated by parsing unicode text files) */
 #ifndef SQLITE_DISABLE_FTS3_UNICODE
 int sqlite3FtsUnicodeFold(int, int);
 int sqlite3FtsUnicodeIsalnum(int);
 int sqlite3FtsUnicodeIsdiacritic(int);
 #endif
 
 #endif /* !SQLITE_CORE || SQLITE_ENABLE_FTS3 */
 #endif /* _FTSINT_H */