Fossil

**
** See also: [sqlite3_libversion()],
** [sqlite3_libversion_number()], [sqlite3_sourceid()],
** [sqlite_version()] and [sqlite_source_id()].
*/
#define SQLITE_VERSION        "3.38.0"
#define SQLITE_VERSION_NUMBER 3038000
#define SQLITE_SOURCE_ID      "2022-02-15 13:23:09 9edaeed56f2282fd4da935454178c38ab49d259aed96d4e720aae09050a53006"
#define SQLITE_SOURCE_ID      "2022-02-22 18:58:40 40fa792d359f84c3b9e9d6623743e1a59826274e221df1bde8f47086968a1bab"

/*
** 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

** statement might change the database file.  ^A false return does
** not guarantee that the statement will change the database file.
** ^For example, an UPDATE statement might have a WHERE clause that
** makes it a no-op, but the sqlite3_stmt_readonly() result would still
** be false.  ^Similarly, a CREATE TABLE IF NOT EXISTS statement is a
** read-only no-op if the table already exists, but
** sqlite3_stmt_readonly() still returns false for such a statement.
**
** ^If prepared statement X is an [EXPLAIN] or [EXPLAIN QUERY PLAN]
** statement, then sqlite3_stmt_readonly(X) returns the same value as
** if the EXPLAIN or EXPLAIN QUERY PLAN prefix were omitted.
*/
SQLITE_API int sqlite3_stmt_readonly(sqlite3_stmt *pStmt);

/*
** CAPI3REF: Query The EXPLAIN Setting For A Prepared Statement
** METHOD: sqlite3_stmt
**

  struct tm sLocal;
  int iYearDiff;

  /* Initialize the contents of sLocal to avoid a compiler warning. */
  memset(&sLocal, 0, sizeof(sLocal));

  computeJD(p);
  if( p->iJD<21086676000*(i64)10000 /* 1970-01-01 */
   || p->iJD>21301414560*(i64)10000 /* 2038-01-18 */
  if( p->iJD<2108667600*(i64)100000 /* 1970-01-01 */
   || p->iJD>2130141456*(i64)100000 /* 2038-01-18 */
  ){
    /* EVIDENCE-OF: R-55269-29598 The localtime_r() C function normally only
    ** works for years between 1970 and 2037. For dates outside this range,
    ** SQLite attempts to map the year into an equivalent year within this
    ** range, do the calculation, then map the year back.
    */
    DateTime x = *p;

      ** a unix timestamp, depending on its magnitude.
      */
      if( sqlite3_stricmp(z, "auto")==0 ){
        if( idx>1 ) return 1; /* IMP: R-33611-57934 */
        if( !p->rawS || p->validJD ){
          rc = 0;
          p->rawS = 0;
        }else if( p->s>=-210866760000 && p->s<=253402300799 ){
        }else if( p->s>=-21086676*(i64)10000        /* -4713-11-24 12:00:00 */
               && p->s<=(25340230*(i64)10000)+799   /*  9999-12-31 23:59:59 */
        ){
          r = p->s*1000.0 + 210866760000000.0;
          clearYMD_HMS_TZ(p);
          p->iJD = (sqlite3_int64)(r + 0.5);
          p->validJD = 1;
          p->rawS = 0;
          rc = 0;
        }

  }

  *ppVal = pVal;
  return rc;

no_mem:
#ifdef SQLITE_ENABLE_STAT4
  if( pCtx==0 || pCtx->pParse->nErr==0 )
  if( pCtx==0 || NEVER(pCtx->pParse->nErr==0) )
#endif
    sqlite3OomFault(db);
  sqlite3DbFree(db, zVal);
  assert( *ppVal==0 );
#ifdef SQLITE_ENABLE_STAT4
  if( pCtx==0 ) sqlite3ValueFree(pVal);
#else

      }else{
        uu = i;
      }
      nHdr++;
      testcase( uu==127 );               testcase( uu==128 );
      testcase( uu==32767 );             testcase( uu==32768 );
      testcase( uu==8388607 );           testcase( uu==8388608 );
      testcase( uu==2147483647 );        testcase( uu==2147483648 );
      testcase( uu==2147483647 );        testcase( uu==2147483648LL );
      testcase( uu==140737488355327LL ); testcase( uu==140737488355328LL );
      if( uu<=127 ){
        if( (i&1)==i && file_format>=4 ){
          pRec->uTemp = 8+(u32)uu;
        }else{
          nData++;
          pRec->uTemp = 1;

    return;
  }
  pParse->nested++;
  memcpy(saveBuf, PARSE_TAIL(pParse), PARSE_TAIL_SZ);
  memset(PARSE_TAIL(pParse), 0, PARSE_TAIL_SZ);
  db->mDbFlags |= DBFLAG_PreferBuiltin;
  sqlite3RunParser(pParse, zSql);
  sqlite3DbFree(db, pParse->zErrMsg);
  pParse->zErrMsg = 0;
  db->mDbFlags = savedDbFlags;
  sqlite3DbFree(db, zSql);
  memcpy(PARSE_TAIL(pParse), saveBuf, PARSE_TAIL_SZ);
  pParse->nested--;
}

#if SQLITE_USER_AUTHENTICATION

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: 2022-02-15 13:23:09 9edaeed56f2282fd4da935454178c38ab49d259aed96d4e720aae09050a53006", -1, SQLITE_TRANSIENT);
  sqlite3_result_text(pCtx, "fts5: 2022-02-22 18:58:40 40fa792d359f84c3b9e9d6623743e1a59826274e221df1bde8f47086968a1bab", -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){