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Overview
| Comment: | Propagate detected database corruption up through the call stack. (CVS 2279) |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
2c54aba5ba781f4da1f14ed7a3986b6d |
| User & Date: | drh 2005-01-26 21:55:32 |
Context
|
2005-01-27
| ||
| 00:22 | Have REINDEX handle missing collation sequences correctly. (CVS 2280) (check-in: 1c1904f4 user: danielk1977 tags: trunk) | |
|
2005-01-26
| ||
| 21:55 | Propagate detected database corruption up through the call stack. (CVS 2279) (check-in: 2c54aba5 user: drh tags: trunk) | |
| 17:47 | An optimization to sqlite3VdbeSerialType(). (CVS 2278) (check-in: db367738 user: drh tags: trunk) | |
Changes
Changes to src/vdbe.c.
39 39 ** 40 40 ** Various scripts scan this source file in order to generate HTML 41 41 ** documentation, headers files, or other derived files. The formatting 42 42 ** of the code in this file is, therefore, important. See other comments 43 43 ** in this file for details. If in doubt, do not deviate from existing 44 44 ** commenting and indentation practices when changing or adding code. 45 45 ** 46 -** $Id: vdbe.c,v 1.446 2005/01/24 10:25:59 danielk1977 Exp $ 46 +** $Id: vdbe.c,v 1.447 2005/01/26 21:55:32 drh Exp $ 47 47 */ 48 48 #include "sqliteInt.h" 49 49 #include "os.h" 50 50 #include <ctype.h> 51 51 #include "vdbeInt.h" 52 52 53 53 /* ................................................................................ 1734 1734 zRec = pRec->z; 1735 1735 assert( pCnt>=p->aStack ); 1736 1736 assert( pCnt->flags & MEM_Int ); 1737 1737 nField = pCnt->i; 1738 1738 pCrsr = 0; 1739 1739 }else if( (pC = p->apCsr[p1])->pCursor!=0 ){ 1740 1740 /* The record is stored in a B-Tree */ 1741 - sqlite3VdbeCursorMoveto(pC); 1741 + rc = sqlite3VdbeCursorMoveto(pC); 1742 + if ( rc ) return rc; 1742 1743 zRec = 0; 1743 1744 pCrsr = pC->pCursor; 1744 1745 if( pC->nullRow ){ 1745 1746 payloadSize = 0; 1746 1747 }else if( pC->cacheValid ){ 1747 1748 payloadSize = pC->payloadSize; 1748 1749 zRec = pC->aRow; ................................................................................ 3079 3080 case OP_Delete: { 3080 3081 int i = pOp->p1; 3081 3082 Cursor *pC; 3082 3083 assert( i>=0 && i<p->nCursor ); 3083 3084 pC = p->apCsr[i]; 3084 3085 assert( pC!=0 ); 3085 3086 if( pC->pCursor!=0 ){ 3086 - sqlite3VdbeCursorMoveto(pC); 3087 + rc = sqlite3VdbeCursorMoveto(pC); 3088 + if ( rc ) return rc; 3087 3089 rc = sqlite3BtreeDelete(pC->pCursor); 3088 3090 pC->nextRowidValid = 0; 3089 3091 pC->cacheValid = 0; 3090 3092 } 3091 3093 if( pOp->p2 & OPFLAG_NCHANGE ) p->nChange++; 3092 3094 break; 3093 3095 } ................................................................................ 3152 3154 assert( i>=0 && i<p->nCursor ); 3153 3155 pC = p->apCsr[i]; 3154 3156 assert( pC!=0 ); 3155 3157 if( pC->nullRow ){ 3156 3158 pTos->flags = MEM_Null; 3157 3159 }else if( pC->pCursor!=0 ){ 3158 3160 BtCursor *pCrsr = pC->pCursor; 3159 - sqlite3VdbeCursorMoveto(pC); 3161 + rc = sqlite3VdbeCursorMoveto(pC); 3162 + if ( rc ) return rc; 3160 3163 if( pC->nullRow ){ 3161 3164 pTos->flags = MEM_Null; 3162 3165 break; 3163 3166 }else if( pC->keyAsData || pOp->opcode==OP_RowKey ){ 3164 3167 i64 n64; 3165 3168 assert( !pC->intKey ); 3166 3169 sqlite3BtreeKeySize(pCrsr, &n64); ................................................................................ 3207 3210 int i = pOp->p1; 3208 3211 Cursor *pC; 3209 3212 i64 v; 3210 3213 3211 3214 assert( i>=0 && i<p->nCursor ); 3212 3215 pC = p->apCsr[i]; 3213 3216 assert( pC!=0 ); 3214 - sqlite3VdbeCursorMoveto(pC); 3217 + rc = sqlite3VdbeCursorMoveto(pC); 3218 + if ( rc ) return rc; 3215 3219 pTos++; 3216 3220 if( pC->recnoIsValid ){ 3217 3221 v = pC->lastRecno; 3218 3222 }else if( pC->pseudoTable ){ 3219 3223 v = keyToInt(pC->iKey); 3220 3224 }else if( pC->nullRow || pC->pCursor==0 ){ 3221 3225 pTos->flags = MEM_Null; ................................................................................ 3253 3257 assert( !p->apCsr[i]->pseudoTable ); 3254 3258 pTos++; 3255 3259 pTos->flags = MEM_Null; 3256 3260 if( (pCrsr = (pC = p->apCsr[i])->pCursor)!=0 ){ 3257 3261 i64 amt; 3258 3262 char *z; 3259 3263 3260 - sqlite3VdbeCursorMoveto(pC); 3264 + rc = sqlite3VdbeCursorMoveto(pC); 3265 + if ( rc ) return rc; 3261 3266 assert( pC->intKey==0 ); 3262 3267 sqlite3BtreeKeySize(pCrsr, &amt); 3263 3268 if( amt<=0 ){ 3264 3269 rc = SQLITE_CORRUPT; 3265 3270 goto abort_due_to_error; 3266 3271 } 3267 3272 if( amt>NBFS ){
Changes to src/vdbeaux.c.
1424 1424 /* 1425 1425 ** If a MoveTo operation is pending on the given cursor, then do that 1426 1426 ** MoveTo now. Return an error code. If no MoveTo is pending, this 1427 1427 ** routine does nothing and returns SQLITE_OK. 1428 1428 */ 1429 1429 int sqlite3VdbeCursorMoveto(Cursor *p){ 1430 1430 if( p->deferredMoveto ){ 1431 - int res; 1431 + int res, rc; 1432 1432 extern int sqlite3_search_count; 1433 1433 assert( p->intKey ); 1434 1434 if( p->intKey ){ 1435 - sqlite3BtreeMoveto(p->pCursor, 0, p->movetoTarget, &res); 1435 + rc = sqlite3BtreeMoveto(p->pCursor, 0, p->movetoTarget, &res); 1436 1436 }else{ 1437 - sqlite3BtreeMoveto(p->pCursor,(char*)&p->movetoTarget,sizeof(i64),&res); 1437 + rc = sqlite3BtreeMoveto(p->pCursor,(char*)&p->movetoTarget, 1438 + sizeof(i64),&res); 1438 1439 } 1440 + if( rc ) return rc; 1439 1441 *p->pIncrKey = 0; 1440 1442 p->lastRecno = keyToInt(p->movetoTarget); 1441 1443 p->recnoIsValid = res==0; 1442 1444 if( res<0 ){ 1443 - sqlite3BtreeNext(p->pCursor, &res); 1445 + rc = sqlite3BtreeNext(p->pCursor, &res); 1446 + if( rc ) return rc; 1444 1447 } 1445 1448 sqlite3_search_count++; 1446 1449 p->deferredMoveto = 0; 1447 1450 p->cacheValid = 0; 1448 1451 } 1449 1452 return SQLITE_OK; 1450 1453 }