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Allow the SQLITE_MAX_ATTACHED compile-time option to be larger than 62. The

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default limit on the number of attached databases remains 10.

FossilOrigin-Name: 1a817ae2f35fa0396148dda2782cd4f919bf5c6f
This commit is contained in:
drh
2014-07-21 15:44:39 +00:00
parent 857745c089
commit a7ab6d8165
7 changed files with 72 additions and 49 deletions
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22
src/vdbe.c
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@@ -3034,7 +3034,7 @@ case OP_Transaction: {
assert( p->bIsReader );
assert( p->readOnly==0 || pOp->p2==0 );
assert( pOp->p1>=0 && pOp->p1<db->nDb );
assert( (p->btreeMask & (((yDbMask)1)<<pOp->p1))!=0 );
assert( DbMaskTest(p->btreeMask, pOp->p1) );
if( pOp->p2 && (db->flags & SQLITE_QueryOnly)!=0 ){
rc = SQLITE_READONLY;
goto abort_due_to_error;
@@ -3129,7 +3129,7 @@ case OP_ReadCookie: { /* out2-prerelease */
assert( pOp->p3<SQLITE_N_BTREE_META );
assert( iDb>=0 && iDb<db->nDb );
assert( db->aDb[iDb].pBt!=0 );
assert( (p->btreeMask & (((yDbMask)1)<<iDb))!=0 );
assert( DbMaskTest(p->btreeMask, iDb) );
sqlite3BtreeGetMeta(db->aDb[iDb].pBt, iCookie, (u32 *)&iMeta);
pOut->u.i = iMeta;
@@ -3150,7 +3150,7 @@ case OP_SetCookie: { /* in3 */
Db *pDb;
assert( pOp->p2<SQLITE_N_BTREE_META );
assert( pOp->p1>=0 && pOp->p1<db->nDb );
assert( (p->btreeMask & (((yDbMask)1)<<pOp->p1))!=0 );
assert( DbMaskTest(p->btreeMask, pOp->p1) );
assert( p->readOnly==0 );
pDb = &db->aDb[pOp->p1];
assert( pDb->pBt!=0 );
@@ -3253,7 +3253,7 @@ case OP_OpenWrite: {
p2 = pOp->p2;
iDb = pOp->p3;
assert( iDb>=0 && iDb<db->nDb );
assert( (p->btreeMask & (((yDbMask)1)<<iDb))!=0 );
assert( DbMaskTest(p->btreeMask, iDb) );
pDb = &db->aDb[iDb];
pX = pDb->pBt;
assert( pX!=0 );
@@ -4844,7 +4844,7 @@ case OP_Destroy: { /* out2-prerelease */
}else{
iDb = pOp->p3;
assert( iCnt==1 );
assert( (p->btreeMask & (((yDbMask)1)<<iDb))!=0 );
assert( DbMaskTest(p->btreeMask, iDb) );
iMoved = 0; /* Not needed. Only to silence a warning. */
rc = sqlite3BtreeDropTable(db->aDb[iDb].pBt, pOp->p1, &iMoved);
pOut->flags = MEM_Int;
@@ -4884,7 +4884,7 @@ case OP_Clear: {
nChange = 0;
assert( p->readOnly==0 );
assert( (p->btreeMask & (((yDbMask)1)<<pOp->p2))!=0 );
assert( DbMaskTest(p->btreeMask, pOp->p2) );
rc = sqlite3BtreeClearTable(
db->aDb[pOp->p2].pBt, pOp->p1, (pOp->p3 ? &nChange : 0)
);
@@ -4954,7 +4954,7 @@ case OP_CreateTable: { /* out2-prerelease */
pgno = 0;
assert( pOp->p1>=0 && pOp->p1<db->nDb );
assert( (p->btreeMask & (((yDbMask)1)<<pOp->p1))!=0 );
assert( DbMaskTest(p->btreeMask, pOp->p1) );
assert( p->readOnly==0 );
pDb = &db->aDb[pOp->p1];
assert( pDb->pBt!=0 );
@@ -5119,7 +5119,7 @@ case OP_IntegrityCk: {
}
aRoot[j] = 0;
assert( pOp->p5<db->nDb );
assert( (p->btreeMask & (((yDbMask)1)<<pOp->p5))!=0 );
assert( DbMaskTest(p->btreeMask, pOp->p5) );
z = sqlite3BtreeIntegrityCheck(db->aDb[pOp->p5].pBt, aRoot, nRoot,
(int)pnErr->u.i, &nErr);
sqlite3DbFree(db, aRoot);
@@ -5779,7 +5779,7 @@ case OP_IncrVacuum: { /* jump */
Btree *pBt;
assert( pOp->p1>=0 && pOp->p1<db->nDb );
assert( (p->btreeMask & (((yDbMask)1)<<pOp->p1))!=0 );
assert( DbMaskTest(p->btreeMask, pOp->p1) );
assert( p->readOnly==0 );
pBt = db->aDb[pOp->p1].pBt;
rc = sqlite3BtreeIncrVacuum(pBt);
@@ -5831,7 +5831,7 @@ case OP_TableLock: {
if( isWriteLock || 0==(db->flags&SQLITE_ReadUncommitted) ){
int p1 = pOp->p1;
assert( p1>=0 && p1<db->nDb );
assert( (p->btreeMask & (((yDbMask)1)<<p1))!=0 );
assert( DbMaskTest(p->btreeMask, p1) );
assert( isWriteLock==0 || isWriteLock==1 );
rc = sqlite3BtreeLockTable(db->aDb[p1].pBt, pOp->p2, isWriteLock);
if( (rc&0xFF)==SQLITE_LOCKED ){
@@ -6281,7 +6281,7 @@ case OP_Init: { /* jump */
if( zTrace ){
int i;
for(i=0; i<db->nDb; i++){
if( (MASKBIT(i) & p->btreeMask)==0 ) continue;
if( DbMaskTest(p->btreeMask, i)==0 ) continue;
sqlite3_file_control(db, db->aDb[i].zName, SQLITE_FCNTL_TRACE, zTrace);
}
}