lib/sqlite/sqlite3.c

21699 ** the other 64-bit signed integer at *pA and store the result in *pA.
21701 ** overflow, leave *pA unchanged and return 1.
21703 SQLITE_PRIVATE int sqlite3AddInt64(i64 *pA, i64 iB){
21704   i64 iA = *pA;
21711     *pA += iB;
21716     *pA += iB;
21720 SQLITE_PRIVATE int sqlite3SubInt64(i64 *pA, i64 iB){
21723     testcase( (*pA)==(-1) ); testcase( (*pA)==0 );
21724     if( (*pA)>=0 ) return 1;
21725     *pA -= iB;
21728     return sqlite3AddInt64(pA, -iB);
21733 SQLITE_PRIVATE int sqlite3MulInt64(i64 *pA, i64 iB){
21734   i64 iA = *pA;
21751   *pA = r;
35636 static PgHdr *pcacheMergeDirtyList(PgHdr *pA, PgHdr *pB){
35639   while( pA && pB ){
35640     if( pA->pgno<pB->pgno ){
35641       pTail->pDirty = pA;
35642       pTail = pA;
35643       pA = pA->pDirty;
35650   if( pA ){
35651     pTail->pDirty = pA;
37193   struct RowSetEntry *pA,    /* First sorted list to be merged */
37200   while( pA && pB ){
37201     assert( pA->pRight==0 || pA->v<=pA->pRight->v );
37203     if( pA->v<pB->v ){
37204       pTail->pRight = pA;
37205       pA = pA->pRight;
37207     }else if( pB->v<pA->v ){
37212       pA = pA->pRight;
37215   if( pA ){
37216     assert( pA->pRight==0 || pA->v<=pA->pRight->v );
37217     pTail->pRight = pA;
58380 SQLITE_PRIVATE void sqlite3VdbeSwap(Vdbe *pA, Vdbe *pB){
58383   tmp = *pA;
58384   *pA = *pB;
58386   pTmp = pA->pNext;
58387   pA->pNext = pB->pNext;
58389   pTmp = pA->pPrev;
58390   pA->pPrev = pB->pPrev;
58392   zTmp = pA->zSql;
58393   pA->zSql = pB->zSql;
58395   pB->isPrepareV2 = pA->isPrepareV2;
76455 SQLITE_PRIVATE int sqlite3ExprCompare(Expr *pA, Expr *pB){
76456   if( pA==0||pB==0 ){
76457     return pB==pA ? 0 : 2;
76459   assert( !ExprHasAnyProperty(pA, EP_TokenOnly|EP_Reduced) );
76461   if( ExprHasProperty(pA, EP_xIsSelect) || ExprHasProperty(pB, EP_xIsSelect) ){
76464   if( (pA->flags & EP_Distinct)!=(pB->flags & EP_Distinct) ) return 2;
76465   if( pA->op!=pB->op ) return 2;
76466   if( sqlite3ExprCompare(pA->pLeft, pB->pLeft) ) return 2;
76467   if( sqlite3ExprCompare(pA->pRight, pB->pRight) ) return 2;
76468   if( sqlite3ExprListCompare(pA->x.pList, pB->x.pList) ) return 2;
76469   if( pA->iTable!=pB->iTable || pA->iColumn!=pB->iColumn ) return 2;
76470   if( ExprHasProperty(pA, EP_IntValue) ){
76471     if( !ExprHasProperty(pB, EP_IntValue) || pA->u.iValue!=pB->u.iValue ){
76474   }else if( pA->op!=TK_COLUMN && pA->u.zToken ){
76476     if( sqlite3StrICmp(pA->u.zToken,pB->u.zToken)!=0 ){
76480   if( (pA->flags & EP_ExpCollate)!=(pB->flags & EP_ExpCollate) ) return 1;
76481   if( (pA->flags & EP_ExpCollate)!=0 && pA->pColl!=pB->pColl ) return 2;
76497 SQLITE_PRIVATE int sqlite3ExprListCompare(ExprList *pA, ExprList *pB){
76499   if( pA==0 && pB==0 ) return 0;
76500   if( pA==0 || pB==0 ) return 1;
76501   if( pA->nExpr!=pB->nExpr ) return 1;
76502   for(i=0; i<pA->nExpr; i++){
76503     Expr *pExprA = pA->a[i].pExpr;
76505     if( pA->a[i].sortOrder!=pB->a[i].sortOrder ) return 1;
92472 SQLITE_PRIVATE int sqlite3JoinType(Parse *pParse, Token *pA, Token *pB, Token *pC){
92492   apAll[0] = pA;
92518        "%T %T%s%T", pA, pB, zSp, pC);
105650   static void binaryToUnaryIfNull(Parse *pParse, Expr *pY, Expr *pA, int op){
105653       pA->op = (u8)op;
105654       sqlite3ExprDelete(db, pA->pRight);
105655       pA->pRight = 0;