Fossil

#ifndef SQLITE_SHELL_FIDDLE
  ".backup ?DB? FILE        Backup DB (default \"main\") to FILE",
  "   Options:",
  "       --append            Use the appendvfs",
  "       --async             Write to FILE without journal and fsync()",
#endif
  ".bail on|off             Stop after hitting an error.  Default OFF",

#ifndef SQLITE_SHELL_FIDDLE
  ".cd DIRECTORY            Change the working directory to DIRECTORY",
#endif
  ".changes on|off          Show number of rows changed by SQL",
#ifndef SQLITE_SHELL_FIDDLE
  ".check GLOB              Fail if output since .testcase does not match",
  ".clone NEWDB             Clone data into NEWDB from the existing database",
#endif
  ".connection [close] [#]  Open or close an auxiliary database connection",
#if defined(_WIN32) || defined(WIN32)
  ".crnl on|off             Turn translate \\n to \\r\\n.  Default ON",
#endif
  ".databases               List names and files of attached databases",
  ".dbconfig ?op? ?val?     List or change sqlite3_db_config() options",
#if SQLITE_SHELL_HAVE_RECOVER
  ".dbinfo ?DB?             Show status information about the database",
#endif
  ".dump ?OBJECTS?          Render database content as SQL",
  "   Options:",

      bail_on_error = booleanValue(azArg[1]);
    }else{
      raw_printf(stderr, "Usage: .bail on|off\n");
      rc = 1;
    }
  }else

  /* Undocumented.  Legacy only.  See "crnl" below */
  if( c=='b' && n>=3 && cli_strncmp(azArg[0], "binary", n)==0 ){
    if( nArg==2 ){
      if( booleanValue(azArg[1]) ){
        setBinaryMode(p->out, 1);
      }else{
        setTextMode(p->out, 1);
      }
    }else{
      raw_printf(stderr, "The \".binary\" command is deprecated."
                         " Use \".crnl\" instead.\n");
      raw_printf(stderr, "Usage: .binary on|off\n");
      rc = 1;
    }
  }else

  /* The undocumented ".breakpoint" command causes a call to the no-op
  ** routine named test_breakpoint().

        p->aAuxDb[i].db = 0;
      }
    }else{
      raw_printf(stderr, "Usage: .connection [close] [CONNECTION-NUMBER]\n");
      rc = 1;
    }
  }else

  if( c=='c' && n==4 && cli_strncmp(azArg[0], "crnl", n)==0 ){
    if( nArg==2 ){
      if( booleanValue(azArg[1]) ){
        setTextMode(p->out, 1);
      }else{
        setBinaryMode(p->out, 1);
      }
    }else{
#if !defined(_WIN32) && !defined(WIN32)
      raw_printf(stderr, "The \".crnl\" is a no-op on non-Windows machines.\n");
#endif
      raw_printf(stderr, "Usage: .crnl on|off\n");
      rc = 1;
    }
  }else

  if( c=='d' && n>1 && cli_strncmp(azArg[0], "databases", n)==0 ){
    char **azName = 0;
    int nName = 0;
    sqlite3_stmt *pStmt;
    int i;
    open_db(p, 0);

      rc = 1;
      goto meta_command_exit;
    }
  }else
#endif /* SQLITE_USER_AUTHENTICATION */

  if( c=='v' && cli_strncmp(azArg[0], "version", n)==0 ){
    char *zPtrSz = sizeof(void*)==8 ? "64-bit" : "32-bit";
    utf8_printf(p->out, "SQLite %s %s\n" /*extra-version-info*/,
        sqlite3_libversion(), sqlite3_sourceid());
#if SQLITE_HAVE_ZLIB
    utf8_printf(p->out, "zlib version %s\n", zlibVersion());
#endif
#define CTIMEOPT_VAL_(opt) #opt
#define CTIMEOPT_VAL(opt) CTIMEOPT_VAL_(opt)
#if defined(__clang__) && defined(__clang_major__)
    utf8_printf(p->out, "clang-" CTIMEOPT_VAL(__clang_major__) "."
                    CTIMEOPT_VAL(__clang_minor__) "."
                    CTIMEOPT_VAL(__clang_patchlevel__) " (%s)\n", zPtrSz);
#elif defined(_MSC_VER)
    utf8_printf(p->out, "msvc-" CTIMEOPT_VAL(_MSC_VER) " (%s)\n", zPtrSz);
#elif defined(__GNUC__) && defined(__VERSION__)
    utf8_printf(p->out, "gcc-" __VERSION__ " (%s)\n", zPtrSz);
#endif
  }else

  if( c=='v' && cli_strncmp(azArg[0], "vfsinfo", n)==0 ){
    const char *zDbName = nArg==2 ? azArg[1] : "main";
    sqlite3_vfs *pVfs = 0;
    if( p->db ){

      ** prior to sending the SQL into SQLite.  Useful for injecting
      ** crazy bytes in the middle of SQL statements for testing and debugging.
      */
      ShellSetFlag(&data, SHFLG_Backslash);
    }else if( cli_strcmp(z,"-bail")==0 ){
      /* No-op.  The bail_on_error flag should already be set. */
    }else if( cli_strcmp(z,"-version")==0 ){
      printf("%s %s (%d-bit)\n", sqlite3_libversion(), sqlite3_sourceid(),
             8*(int)sizeof(char*));
      return 0;
    }else if( cli_strcmp(z,"-interactive")==0 ){
      stdin_is_interactive = 1;
    }else if( cli_strcmp(z,"-batch")==0 ){
      stdin_is_interactive = 0;
    }else if( cli_strcmp(z,"-utf8")==0 ){
#if SHELL_WIN_UTF8_OPT

** the text of this file.  Search for "Begin file sqlite3.h" to find the start
** of the embedded sqlite3.h header file.) Additional code files may be needed
** if you want a wrapper to interface SQLite with your choice of programming
** language. The code for the "sqlite3" command-line shell is also in a
** separate file. This file contains only code for the core SQLite library.
**
** The content in this amalgamation comes from Fossil check-in
** c7eeb055bfb0e5a4467d8a45fa53d84bb8a.
*/
#define SQLITE_CORE 1
#define SQLITE_AMALGAMATION 1
#ifndef SQLITE_PRIVATE
# define SQLITE_PRIVATE static
#endif
/************** Begin file sqliteInt.h ***************************************/

**
** See also: [sqlite3_libversion()],
** [sqlite3_libversion_number()], [sqlite3_sourceid()],
** [sqlite_version()] and [sqlite_source_id()].
*/
#define SQLITE_VERSION        "3.43.0"
#define SQLITE_VERSION_NUMBER 3043000
#define SQLITE_SOURCE_ID      "2023-08-18 12:15:44 ec7eeb055bfb0e5a4467d8a45fa53d84bb8ae80ca0474b687e2783e971648008"

/*
** CAPI3REF: Run-Time Library Version Numbers
** KEYWORDS: sqlite3_version sqlite3_sourceid
**
** These interfaces provide the same information as the [SQLITE_VERSION],
** [SQLITE_VERSION_NUMBER], and [SQLITE_SOURCE_ID] C preprocessor macros

**   provide synonyms for prefixes). However, a non-prefix query like '1st'
**   will match against "1st" and "first". This method does not require
**   extra disk space, as no extra entries are added to the FTS index.
**   On the other hand, it may require more CPU cycles to run MATCH queries,
**   as separate queries of the FTS index are required for each synonym.
**
**   When using methods (2) or (3), it is important that the tokenizer only
**   provide synonyms when tokenizing document text (method (3)) or query
**   text (method (2)), not both. Doing so will not cause any errors, but is
**   inefficient.
*/
typedef struct Fts5Tokenizer Fts5Tokenizer;
typedef struct fts5_tokenizer fts5_tokenizer;
struct fts5_tokenizer {
  int (*xCreate)(void*, const char **azArg, int nArg, Fts5Tokenizer **ppOut);
  void (*xDelete)(Fts5Tokenizer*);

    }else{
      while( e<=-100 ){ e+=100; r *= 1.0e-100L; }
      while( e<=-10  ){ e+=10;  r *= 1.0e-10L;  }
      while( e<=-1   ){ e+=1;   r *= 1.0e-01L;  }
    }
    assert( r>=0.0 );
    if( r>+1.7976931348623157081452742373e+308L ){
#ifdef INFINITY
      *pResult = +INFINITY;
#else
      *pResult = 1.0e308*10.0;
#endif
    }else{
      *pResult = (double)r;
    }
  }else{
    double rr[2];
    u64 s2;
    rr[0] = (double)s;

*/
static int winGetTempname(sqlite3_vfs *pVfs, char **pzBuf){
  static char zChars[] =
    "abcdefghijklmnopqrstuvwxyz"
    "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
    "0123456789";
  size_t i, j;
  DWORD pid;
  int nPre = sqlite3Strlen30(SQLITE_TEMP_FILE_PREFIX);
  int nMax, nBuf, nDir, nLen;
  char *zBuf;

  /* It's odd to simulate an io-error here, but really this is just
  ** using the io-error infrastructure to test that SQLite handles this
  ** function failing.

    return winLogError(SQLITE_ERROR, 0, "winGetTempname5", 0);
  }

  sqlite3_snprintf(nBuf-16-nLen, zBuf+nLen, SQLITE_TEMP_FILE_PREFIX);

  j = sqlite3Strlen30(zBuf);
  sqlite3_randomness(15, &zBuf[j]);
  pid = osGetCurrentProcessId();
  for(i=0; i<15; i++, j++){
    zBuf[j] += pid & 0xff;
    pid >>= 8;
    zBuf[j] = (char)zChars[ ((unsigned char)zBuf[j])%(sizeof(zChars)-1) ];
  }
  zBuf[j] = 0;
  zBuf[j+1] = 0;
  *pzBuf = zBuf;

  OSTRACE(("TEMP-FILENAME name=%s, rc=SQLITE_OK\n", zBuf));

  u32 minFrame;              /* Ignore wal frames before this one */
  u32 iReCksum;              /* On commit, recalculate checksums from here */
  const char *zWalName;      /* Name of WAL file */
  u32 nCkpt;                 /* Checkpoint sequence counter in the wal-header */
#ifdef SQLITE_USE_SEH
  u32 lockMask;              /* Mask of locks held */
  void *pFree;               /* Pointer to sqlite3_free() if exception thrown */
  u32 *pWiValue;             /* Value to write into apWiData[iWiPg] */
  int iWiPg;                 /* Write pWiValue into apWiData[iWiPg] */
  int iSysErrno;             /* System error code following exception */
#endif
#ifdef SQLITE_DEBUG
  int nSehTry;               /* Number of nested SEH_TRY{} blocks */
  u8 lockError;              /* True if a locking error has occurred */
#endif
#ifdef SQLITE_ENABLE_SNAPSHOT

**
** In the first case, there must not already be a pointer registered to
** be freed. In the second case, pPtr must be the registered pointer.
*/
#define SEH_FREE_ON_ERROR(X,Y) \
  assert( (X==0 || Y==0) && pWal->pFree==X ); pWal->pFree = Y

/*
** There are two ways to use this macro. To arrange for pWal->apWiData[iPg]
** to be set to pValue if an exception is thrown:
**
**   SEH_SET_ON_ERROR(iPg, pValue);
**
** and to cancel the same:
**
**   SEH_SET_ON_ERROR(0, 0);
*/
#define SEH_SET_ON_ERROR(X,Y)  pWal->iWiPg = X; pWal->pWiValue = Y

#else
# define SEH_TRY          VVA_ONLY(pWal->nSehTry++);
# define SEH_EXCEPT(X)    VVA_ONLY(pWal->nSehTry--); assert( pWal->nSehTry==0 );
# define SEH_INJECT_FAULT assert( pWal->nSehTry>0 );
# define SEH_FREE_ON_ERROR(X,Y)
# define SEH_SET_ON_ERROR(X,Y)
#endif /* ifdef SQLITE_USE_SEH */


/*
** Obtain a pointer to the iPage'th page of the wal-index. The wal-index
** is broken into pages of WALINDEX_PGSZ bytes. Wal-index pages are
** numbered from zero.

      u32 iFrame;                 /* Index of last frame read */
      u32 iLast = MIN(iLastFrame, HASHTABLE_NPAGE_ONE+iPg*HASHTABLE_NPAGE);
      u32 iFirst = 1 + (iPg==0?0:HASHTABLE_NPAGE_ONE+(iPg-1)*HASHTABLE_NPAGE);
      u32 nHdr, nHdr32;
      rc = walIndexPage(pWal, iPg, (volatile u32**)&aShare);
      assert( aShare!=0 || rc!=SQLITE_OK );
      if( aShare==0 ) break;
      SEH_SET_ON_ERROR(iPg, aShare);
      pWal->apWiData[iPg] = aPrivate;

      for(iFrame=iFirst; iFrame<=iLast; iFrame++){
        i64 iOffset = walFrameOffset(iFrame, szPage);
        u32 pgno;                 /* Database page number for frame */
        u32 nTruncate;            /* dbsize field from frame header */

          testcase( szPage<=32768 );
          testcase( szPage>=65536 );
          aFrameCksum[0] = pWal->hdr.aFrameCksum[0];
          aFrameCksum[1] = pWal->hdr.aFrameCksum[1];
        }
      }
      pWal->apWiData[iPg] = aShare;
      SEH_SET_ON_ERROR(0,0);
      nHdr = (iPg==0 ? WALINDEX_HDR_SIZE : 0);
      nHdr32 = nHdr / sizeof(u32);
#ifndef SQLITE_SAFER_WALINDEX_RECOVERY
      /* Memcpy() should work fine here, on all reasonable implementations.
      ** Technically, memcpy() might change the destination to some
      ** intermediate value before setting to the final value, and that might
      ** cause a concurrent reader to malfunction.  Memcpy() is allowed to

**   1) Determines the locks that should be held, based on the contents of
**      the Wal.readLock, Wal.writeLock and Wal.ckptLock variables. All other
**      held locks are assumed to be transient locks that would have been
**      released had the exception not been thrown and are dropped.
**
**   2) Frees the pointer at Wal.pFree, if any, using sqlite3_free().
**
**   3) Set pWal->apWiData[pWal->iWiPg] to pWal->pWiValue if not NULL
**
**   4) Returns SQLITE_IOERR.
*/
static int walHandleException(Wal *pWal){
  if( pWal->exclusiveMode==0 ){
    static const int S = 1;
    static const int E = (1<<SQLITE_SHM_NLOCK);
    int ii;
    u32 mUnlock = pWal->lockMask & ~(
        (pWal->readLock<0 ? 0 : (S << WAL_READ_LOCK(pWal->readLock)))
        | (pWal->writeLock ? (E << WAL_WRITE_LOCK) : 0)
        | (pWal->ckptLock ? (E << WAL_CKPT_LOCK) : 0)
        );
    for(ii=0; ii<SQLITE_SHM_NLOCK; ii++){
      if( (S<<ii) & mUnlock ) walUnlockShared(pWal, ii);
      if( (E<<ii) & mUnlock ) walUnlockExclusive(pWal, ii, 1);
    }
  }
  sqlite3_free(pWal->pFree);
  pWal->pFree = 0;
  if( pWal->pWiValue ){
    pWal->apWiData[pWal->iWiPg] = pWal->pWiValue;
    pWal->pWiValue = 0;
  }
  return SQLITE_IOERR_IN_PAGE;
}

/*
** Assert that the Wal.lockMask mask, which indicates the locks held
** by the connenction, is consistent with the Wal.readLock, Wal.writeLock
** and Wal.ckptLock variables. To be used as:

      WalHashLoc sLoc;          /* Hash table location */
      u32 pgno;                 /* Page number in db file */
      i64 iDbOff;               /* Offset of db file entry */
      i64 iWalOff;              /* Offset of wal file entry */

      rc = walHashGet(pWal, walFramePage(i), &sLoc);
      if( rc!=SQLITE_OK ) break;
      assert( i - sLoc.iZero - 1 >=0 );
      pgno = sLoc.aPgno[i-sLoc.iZero-1];
      iDbOff = (i64)(pgno-1) * szPage;

      if( iDbOff+szPage<=szDb ){
        iWalOff = walFrameOffset(i, szPage) + WAL_FRAME_HDRSIZE;
        rc = sqlite3OsRead(pWal->pWalFd, pBuf1, szPage, iWalOff);

        if( rc==SQLITE_OK ){

/*
** Set the explain mode for a statement.
*/
SQLITE_API int sqlite3_stmt_explain(sqlite3_stmt *pStmt, int eMode){
  Vdbe *v = (Vdbe*)pStmt;
  int rc;
  sqlite3_mutex_enter(v->db->mutex);
  if( ((int)v->explain)==eMode ){
    rc = SQLITE_OK;
  }else if( eMode<0 || eMode>2 ){
    rc = SQLITE_ERROR;
  }else if( (v->prepFlags & SQLITE_PREPARE_SAVESQL)==0 ){
    rc = SQLITE_ERROR;
  }else if( v->eVdbeState!=VDBE_READY_STATE ){
    rc = SQLITE_BUSY;

/*
** Re-register the built-in LIKE functions.  The caseSensitive
** parameter determines whether or not the LIKE operator is case
** sensitive.
*/
SQLITE_PRIVATE void sqlite3RegisterLikeFunctions(sqlite3 *db, int caseSensitive){
  FuncDef *pDef;
  struct compareInfo *pInfo;
  int flags;
  int nArg;
  if( caseSensitive ){
    pInfo = (struct compareInfo*)&likeInfoAlt;
    flags = SQLITE_FUNC_LIKE | SQLITE_FUNC_CASE;
  }else{
    pInfo = (struct compareInfo*)&likeInfoNorm;
    flags = SQLITE_FUNC_LIKE;
  }
  for(nArg=2; nArg<=3; nArg++){
    sqlite3CreateFunc(db, "like", nArg, SQLITE_UTF8, pInfo, likeFunc,
                      0, 0, 0, 0, 0);
    pDef = sqlite3FindFunction(db, "like", nArg, SQLITE_UTF8, 0);
    pDef->funcFlags |= flags;
    pDef->funcFlags &= ~SQLITE_FUNC_UNSAFE;
  }
}

/*
** pExpr points to an expression which implements a function.  If
** it is appropriate to apply the LIKE optimization to that function
** then set aWc[0] through aWc[2] to the wildcard characters and the
** escape character and then return TRUE.  If the function is not a

  unsigned char *(*serialize)(sqlite3*,const char *,sqlite3_int64*,
                              unsigned int);
  const char *(*db_name)(sqlite3*,int);
  /* Version 3.40.0 and later */
  int (*value_encoding)(sqlite3_value*);
  /* Version 3.41.0 and later */
  int (*is_interrupted)(sqlite3*);
  /* Version 3.43.0 and later */
  int (*stmt_explain)(sqlite3_stmt*,int);
};

/*
** This is the function signature used for all extension entry points.  It
** is also defined in the file "loadext.c".
*/
typedef int (*sqlite3_loadext_entry)(

#define sqlite3_serialize              sqlite3_api->serialize
#endif
#define sqlite3_db_name                sqlite3_api->db_name
/* Version 3.40.0 and later */
#define sqlite3_value_encoding         sqlite3_api->value_encoding
/* Version 3.41.0 and later */
#define sqlite3_is_interrupted         sqlite3_api->is_interrupted
/* Version 3.43.0 and later */
#define sqlite3_stmt_explain           sqlite3_api->stmt_explain
#endif /* !defined(SQLITE_CORE) && !defined(SQLITE_OMIT_LOAD_EXTENSION) */

#if !defined(SQLITE_CORE) && !defined(SQLITE_OMIT_LOAD_EXTENSION)
  /* This case when the file really is being compiled as a loadable
  ** extension */
# define SQLITE_EXTENSION_INIT1     const sqlite3_api_routines *sqlite3_api=0;
# define SQLITE_EXTENSION_INIT2(v)  sqlite3_api=v;

  0,
  0,
#endif
  sqlite3_db_name,
  /* Version 3.40.0 and later */
  sqlite3_value_encoding,
  /* Version 3.41.0 and later */
  sqlite3_is_interrupted,
  /* Version 3.43.0 and later */
  sqlite3_stmt_explain
};

/* True if x is the directory separator character
*/
#if SQLITE_OS_WIN
# define DirSep(X)  ((X)=='/'||(X)=='\\')
#else

    for(i=0; i<pTab->nCol; i++){
      if( aXRef[i]>=0 ){
        pList = sqlite3ExprListAppend(pParse, pList,
          sqlite3ExprDup(db, pChanges->a[aXRef[i]].pExpr, 0)
        );
      }else{
        Expr *pRowExpr = exprRowColumn(pParse, i);
        if( pRowExpr ) pRowExpr->op2 = OPFLAG_NOCHNG;
        pList = sqlite3ExprListAppend(pParse, pList, pRowExpr);
      }
    }

    updateFromSelect(pParse, ephemTab, pPk, pList, pSrc, pWhere, 0, 0);
    sqlite3ExprListDelete(db, pList);
    eOnePass = ONEPASS_OFF;
  }else{

          }
        }else{
          sCol[0].pLeft = &sCol[1];
          sCol[1].iColumn = pIdx->aiColumn[ii];
          pExpr = &sCol[0];
        }
        for(jj=0; jj<nn; jj++){
          if( sqlite3ExprCompare(0,pTarget->a[jj].pExpr,pExpr,iCursor)<2 ){
            break;  /* Column ii of the index matches column jj of target */
          }
        }
        if( jj>=nn ){
          /* The target contains no match for column jj of the index */
          break;
        }

**   provide synonyms for prefixes). However, a non-prefix query like '1st'
**   will match against "1st" and "first". This method does not require
**   extra disk space, as no extra entries are added to the FTS index.
**   On the other hand, it may require more CPU cycles to run MATCH queries,
**   as separate queries of the FTS index are required for each synonym.
**
**   When using methods (2) or (3), it is important that the tokenizer only
**   provide synonyms when tokenizing document text (method (3)) or query
**   text (method (2)), not both. Doing so will not cause any errors, but is
**   inefficient.
*/
typedef struct Fts5Tokenizer Fts5Tokenizer;
typedef struct fts5_tokenizer fts5_tokenizer;
struct fts5_tokenizer {
  int (*xCreate)(void*, const char **azArg, int nArg, Fts5Tokenizer **ppOut);
  void (*xDelete)(Fts5Tokenizer*);

        }
      }

      if( zRet ) zRet = fts5PrintfAppend(zRet, "}");
      if( zRet==0 ) return 0;
    }

  }else if( pExpr->eType==0 ){
    zRet = sqlite3_mprintf("{}");
  }else{
    char const *zOp = 0;
    int i;
    switch( pExpr->eType ){
      case FTS5_AND: zOp = "AND"; break;
      case FTS5_NOT: zOp = "NOT"; break;
      default:

      iPgidxOff += fts5GetVarint32(&a[iPgidxOff], iTermOff);
    }else{
      iTermOff = szLeaf;
    }
    fts5DecodeRowidList(&rc, &s, &a[4], iTermOff-4);

    iOff = iTermOff;
    while( iOff<szLeaf && rc==SQLITE_OK ){
      int nAppend;

      /* Read the term data for the next term*/
      iOff += fts5GetVarint32(&a[iOff], nAppend);
      term.n = nKeep;
      fts5BufferAppendBlob(&rc, &term, nAppend, &a[iOff]);
      sqlite3Fts5BufferAppendPrintf(
          &rc, &s, " term=%.*s", term.n, (const char*)term.p
      );
      iOff += nAppend;

      /* Figure out where the doclist for this term ends */
      if( iPgidxOff<n ){
        int nIncr;
        iPgidxOff += fts5GetVarint32(&a[iPgidxOff], nIncr);
        iTermOff += nIncr;
      }else{
        iTermOff = szLeaf;
      }
      if( iTermOff>szLeaf ){
        rc = FTS5_CORRUPT;
      }else{
        fts5DecodeRowidList(&rc, &s, &a[iOff], iTermOff-iOff);
      }
      iOff = iTermOff;
      if( iOff<szLeaf ){
        iOff += fts5GetVarint32(&a[iOff], nKeep);
      }
    }

    fts5BufferFree(&term);

static void fts5SourceIdFunc(
  sqlite3_context *pCtx,          /* Function call context */
  int nArg,                       /* Number of args */
  sqlite3_value **apUnused        /* Function arguments */
){
  assert( nArg==0 );
  UNUSED_PARAM2(nArg, apUnused);
  sqlite3_result_text(pCtx, "fts5: 2023-08-17 17:48:20 3c06709335eb4b98e3a684e3ebbae69eeb6a21b452bce29159c82bb632d6a042", -1, SQLITE_TRANSIENT);
}

/*
** Return true if zName is the extension on one of the shadow tables used
** by this module.
*/
static int fts5ShadowName(const char *zName){

**
** See also: [sqlite3_libversion()],
** [sqlite3_libversion_number()], [sqlite3_sourceid()],
** [sqlite_version()] and [sqlite_source_id()].
*/
#define SQLITE_VERSION        "3.43.0"
#define SQLITE_VERSION_NUMBER 3043000
#define SQLITE_SOURCE_ID      "2023-08-18 12:15:44 ec7eeb055bfb0e5a4467d8a45fa53d84bb8ae80ca0474b687e2783e971648008"

/*
** CAPI3REF: Run-Time Library Version Numbers
** KEYWORDS: sqlite3_version sqlite3_sourceid
**
** These interfaces provide the same information as the [SQLITE_VERSION],
** [SQLITE_VERSION_NUMBER], and [SQLITE_SOURCE_ID] C preprocessor macros

**   provide synonyms for prefixes). However, a non-prefix query like '1st'
**   will match against "1st" and "first". This method does not require
**   extra disk space, as no extra entries are added to the FTS index.
**   On the other hand, it may require more CPU cycles to run MATCH queries,
**   as separate queries of the FTS index are required for each synonym.
**
**   When using methods (2) or (3), it is important that the tokenizer only
**   provide synonyms when tokenizing document text (method (3)) or query
**   text (method (2)), not both. Doing so will not cause any errors, but is
**   inefficient.
*/
typedef struct Fts5Tokenizer Fts5Tokenizer;
typedef struct fts5_tokenizer fts5_tokenizer;
struct fts5_tokenizer {
  int (*xCreate)(void*, const char **azArg, int nArg, Fts5Tokenizer **ppOut);
  void (*xDelete)(Fts5Tokenizer*);