Fossil

** 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
** eab3c98639be531744e60440223bb9ee76b.
** 7d95ed60f0a17ea13b4bc19c2ab2ec9052f.
*/
#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      "2023-07-08 14:27:55 beab3c98639be531744e60440223bb9ee76bc15234aff05e5efb273c8241dfd8"
#define SQLITE_SOURCE_ID      "2023-07-08 17:42:24 07d95ed60f0a17ea13b4bc19c2ab2ec9052fedd27c9e1e57a1ec6e3a6470e5b7"

/*
** 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

  ** work.  Intel x86 floating point might omit the truncation without
  ** the use of volatile.
  */
  volatile double tx, ty, p, q, c, cc;
  double hx, hy;
  u64 m;
  memcpy(&m, (void*)&x[0], 8);
  m &= 0xfffffffffc000000L;
  m &= 0xfffffffffc000000LL;
  memcpy(&hx, &m, 8);
  tx = x[0] - hx;
  memcpy(&m, &y, 8);
  m &= 0xfffffffffc000000L;
  m &= 0xfffffffffc000000LL;
  memcpy(&hy, &m, 8);
  ty = y - hy;
  p = hx*hy;
  q = hx*ty + tx*hy;
  c = p+q;
  cc = p - c + q + tx*ty;
  cc = x[0]*yy + x[1]*y + cc;

    return;
  }else{
    p->sign = '+';
  }
  memcpy(&v,&r,8);
  e = v>>52;
  if( (e&0x7ff)==0x7ff ){
    p->isSpecial = 1 + (v!=0x7ff0000000000000L);
    p->isSpecial = 1 + (v!=0x7ff0000000000000LL);
    p->n = 0;
    p->iDP = 0;
    return;
  }

  /* Multiply r by powers of ten until it lands somewhere in between
  ** 1.0e+19 and 1.0e+17.

  pSum->rSum = t;
}

/*
** Add a (possibly large) integer to the running sum.
*/
static void kahanBabuskaNeumaierStepInt64(volatile SumCtx *pSum, i64 iVal){
  if( iVal<=-4503599627370496 || iVal>=+4503599627370496 ){
  if( iVal<=-4503599627370496LL || iVal>=+4503599627370496LL ){
    i64 iBig, iSm;
    iSm = iVal % 16384;
    iBig = iVal - iSm;
    kahanBabuskaNeumaierStep(pSum, iBig);
    kahanBabuskaNeumaierStep(pSum, iSm);
  }else{
    kahanBabuskaNeumaierStep(pSum, (double)iVal);
  }
}

/*
** Initialize the Kahan-Babaska-Neumaier sum from a 64-bit integer
*/
static void kahanBabuskaNeumaierInit(
  volatile SumCtx *p,
  i64 iVal
){
  if( iVal<=-4503599627370496 || iVal>=+4503599627370496 ){
  if( iVal<=-4503599627370496LL || iVal>=+4503599627370496LL ){
    i64 iSm = iVal % 16384;
    p->rSum = (double)(iVal - iSm);
    p->rErr = (double)iSm;
  }else{
    p->rSum = (double)iVal;
    p->rErr = 0.0;
  }

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: 2023-07-08 14:27:55 beab3c98639be531744e60440223bb9ee76bc15234aff05e5efb273c8241dfd8", -1, SQLITE_TRANSIENT);
  sqlite3_result_text(pCtx, "fts5: 2023-07-08 17:42:24 07d95ed60f0a17ea13b4bc19c2ab2ec9052fedd27c9e1e57a1ec6e3a6470e5b7", -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){