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Overview
Comment: | Merge latest trunk changes into this branch. |
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Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | wal2 |
Files: | files | file ages | folders |
SHA3-256: |
7e43517861d4ecfa86766a16a2c72137 |
User & Date: | dan 2017-10-06 14:25:25.410 |
Context
2017-10-07
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13:37 | Check in test file wal2simple.test. (check-in: 8932b2f1d7 user: dan tags: wal2) | |
2017-10-06
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14:25 | Merge latest trunk changes into this branch. (check-in: 7e43517861 user: dan tags: wal2) | |
14:08 | Fix a bug in recovering wal2 mode databases introduced by the previous commit. (check-in: 9e1502e1b6 user: dan tags: wal2) | |
2017-10-05
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20:57 | Fix compiler warnings that come up with SQLITE_OMIT_WAL. (check-in: 8ca0fa8dfe user: drh tags: trunk) | |
Changes
Changes to ext/rbu/sqlite3rbu.c.
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92 93 94 95 96 97 98 99 100 101 102 103 104 105 | #if defined(_WIN32_WCE) #include "windows.h" #endif /* Maximum number of prepared UPDATE statements held by this module */ #define SQLITE_RBU_UPDATE_CACHESIZE 16 /* ** Swap two objects of type TYPE. */ #if !defined(SQLITE_AMALGAMATION) # define SWAP(TYPE,A,B) {TYPE t=A; A=B; B=t;} #endif | > > > > > > > | 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 | #if defined(_WIN32_WCE) #include "windows.h" #endif /* Maximum number of prepared UPDATE statements held by this module */ #define SQLITE_RBU_UPDATE_CACHESIZE 16 /* Delta checksums disabled by default. Compile with -DRBU_ENABLE_DELTA_CKSUM ** to enable checksum verification. */ #ifndef RBU_ENABLE_DELTA_CKSUM # define RBU_ENABLE_DELTA_CKSUM 0 #endif /* ** Swap two objects of type TYPE. */ #if !defined(SQLITE_AMALGAMATION) # define SWAP(TYPE,A,B) {TYPE t=A; A=B; B=t;} #endif |
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466 467 468 469 470 471 472 473 474 475 476 477 478 479 | } z--; *pLen -= z - zStart; *pz = (char*)z; return v; } /* ** Compute a 32-bit checksum on the N-byte buffer. Return the result. */ static unsigned int rbuDeltaChecksum(const char *zIn, size_t N){ const unsigned char *z = (const unsigned char *)zIn; unsigned sum0 = 0; unsigned sum1 = 0; | > | 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 | } z--; *pLen -= z - zStart; *pz = (char*)z; return v; } #if RBU_ENABLE_DELTA_CKSUM /* ** Compute a 32-bit checksum on the N-byte buffer. Return the result. */ static unsigned int rbuDeltaChecksum(const char *zIn, size_t N){ const unsigned char *z = (const unsigned char *)zIn; unsigned sum0 = 0; unsigned sum1 = 0; |
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500 501 502 503 504 505 506 507 508 509 510 511 512 513 | case 3: sum3 += (z[2] << 8); case 2: sum3 += (z[1] << 16); case 1: sum3 += (z[0] << 24); default: ; } return sum3; } /* ** Apply a delta. ** ** The output buffer should be big enough to hold the whole output ** file and a NUL terminator at the end. The delta_output_size() ** routine will determine this size for you. | > | 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 | case 3: sum3 += (z[2] << 8); case 2: sum3 += (z[1] << 16); case 1: sum3 += (z[0] << 24); default: ; } return sum3; } #endif /* ** Apply a delta. ** ** The output buffer should be big enough to hold the whole output ** file and a NUL terminator at the end. The delta_output_size() ** routine will determine this size for you. |
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530 531 532 533 534 535 536 | int lenSrc, /* Length of the source file */ const char *zDelta, /* Delta to apply to the pattern */ int lenDelta, /* Length of the delta */ char *zOut /* Write the output into this preallocated buffer */ ){ unsigned int limit; unsigned int total = 0; | | | 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 | int lenSrc, /* Length of the source file */ const char *zDelta, /* Delta to apply to the pattern */ int lenDelta, /* Length of the delta */ char *zOut /* Write the output into this preallocated buffer */ ){ unsigned int limit; unsigned int total = 0; #if RBU_ENABLE_DELTA_CKSUM char *zOrigOut = zOut; #endif limit = rbuDeltaGetInt(&zDelta, &lenDelta); if( *zDelta!='\n' ){ /* ERROR: size integer not terminated by "\n" */ return -1; |
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585 586 587 588 589 590 591 | zDelta += cnt; lenDelta -= cnt; break; } case ';': { zDelta++; lenDelta--; zOut[0] = 0; | | | 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 | zDelta += cnt; lenDelta -= cnt; break; } case ';': { zDelta++; lenDelta--; zOut[0] = 0; #if RBU_ENABLE_DELTA_CKSUM if( cnt!=rbuDeltaChecksum(zOrigOut, total) ){ /* ERROR: bad checksum */ return -1; } #endif if( total!=limit ){ /* ERROR: generated size does not match predicted size */ |
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Changes to src/btree.c.
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2918 2919 2920 2921 2922 2923 2924 | /* ** If the user has not set the safety-level for this database connection ** using "PRAGMA synchronous", and if the safety-level is not already ** set to the value passed to this function as the second parameter, ** set it so. */ | | > | 2918 2919 2920 2921 2922 2923 2924 2925 2926 2927 2928 2929 2930 2931 2932 2933 | /* ** If the user has not set the safety-level for this database connection ** using "PRAGMA synchronous", and if the safety-level is not already ** set to the value passed to this function as the second parameter, ** set it so. */ #if SQLITE_DEFAULT_SYNCHRONOUS!=SQLITE_DEFAULT_WAL_SYNCHRONOUS \ && !defined(SQLITE_OMIT_WAL) static void setDefaultSyncFlag(BtShared *pBt, u8 safety_level){ sqlite3 *db; Db *pDb; if( (db=pBt->db)!=0 && (pDb=db->aDb)!=0 ){ while( pDb->pBt==0 || pDb->pBt->pBt!=pBt ){ pDb++; } if( pDb->bSyncSet==0 && pDb->safety_level!=safety_level |
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Changes to src/os.c.
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149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 | int sqlite3OsSectorSize(sqlite3_file *id){ int (*xSectorSize)(sqlite3_file*) = id->pMethods->xSectorSize; return (xSectorSize ? xSectorSize(id) : SQLITE_DEFAULT_SECTOR_SIZE); } int sqlite3OsDeviceCharacteristics(sqlite3_file *id){ return id->pMethods->xDeviceCharacteristics(id); } int sqlite3OsShmLock(sqlite3_file *id, int offset, int n, int flags){ return id->pMethods->xShmLock(id, offset, n, flags); } void sqlite3OsShmBarrier(sqlite3_file *id){ id->pMethods->xShmBarrier(id); } int sqlite3OsShmUnmap(sqlite3_file *id, int deleteFlag){ return id->pMethods->xShmUnmap(id, deleteFlag); } int sqlite3OsShmMap( sqlite3_file *id, /* Database file handle */ int iPage, int pgsz, int bExtend, /* True to extend file if necessary */ void volatile **pp /* OUT: Pointer to mapping */ ){ DO_OS_MALLOC_TEST(id); return id->pMethods->xShmMap(id, iPage, pgsz, bExtend, pp); } #if SQLITE_MAX_MMAP_SIZE>0 /* The real implementation of xFetch and xUnfetch */ int sqlite3OsFetch(sqlite3_file *id, i64 iOff, int iAmt, void **pp){ DO_OS_MALLOC_TEST(id); return id->pMethods->xFetch(id, iOff, iAmt, pp); } | > > | 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 | int sqlite3OsSectorSize(sqlite3_file *id){ int (*xSectorSize)(sqlite3_file*) = id->pMethods->xSectorSize; return (xSectorSize ? xSectorSize(id) : SQLITE_DEFAULT_SECTOR_SIZE); } int sqlite3OsDeviceCharacteristics(sqlite3_file *id){ return id->pMethods->xDeviceCharacteristics(id); } #ifndef SQLITE_OMIT_WAL int sqlite3OsShmLock(sqlite3_file *id, int offset, int n, int flags){ return id->pMethods->xShmLock(id, offset, n, flags); } void sqlite3OsShmBarrier(sqlite3_file *id){ id->pMethods->xShmBarrier(id); } int sqlite3OsShmUnmap(sqlite3_file *id, int deleteFlag){ return id->pMethods->xShmUnmap(id, deleteFlag); } int sqlite3OsShmMap( sqlite3_file *id, /* Database file handle */ int iPage, int pgsz, int bExtend, /* True to extend file if necessary */ void volatile **pp /* OUT: Pointer to mapping */ ){ DO_OS_MALLOC_TEST(id); return id->pMethods->xShmMap(id, iPage, pgsz, bExtend, pp); } #endif /* SQLITE_OMIT_WAL */ #if SQLITE_MAX_MMAP_SIZE>0 /* The real implementation of xFetch and xUnfetch */ int sqlite3OsFetch(sqlite3_file *id, i64 iOff, int iAmt, void **pp){ DO_OS_MALLOC_TEST(id); return id->pMethods->xFetch(id, iOff, iAmt, pp); } |
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Changes to src/os.h.
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170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 | int sqlite3OsUnlock(sqlite3_file*, int); int sqlite3OsCheckReservedLock(sqlite3_file *id, int *pResOut); int sqlite3OsFileControl(sqlite3_file*,int,void*); void sqlite3OsFileControlHint(sqlite3_file*,int,void*); #define SQLITE_FCNTL_DB_UNCHANGED 0xca093fa0 int sqlite3OsSectorSize(sqlite3_file *id); int sqlite3OsDeviceCharacteristics(sqlite3_file *id); int sqlite3OsShmMap(sqlite3_file *,int,int,int,void volatile **); int sqlite3OsShmLock(sqlite3_file *id, int, int, int); void sqlite3OsShmBarrier(sqlite3_file *id); int sqlite3OsShmUnmap(sqlite3_file *id, int); int sqlite3OsFetch(sqlite3_file *id, i64, int, void **); int sqlite3OsUnfetch(sqlite3_file *, i64, void *); /* ** Functions for accessing sqlite3_vfs methods */ | > > | 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 | int sqlite3OsUnlock(sqlite3_file*, int); int sqlite3OsCheckReservedLock(sqlite3_file *id, int *pResOut); int sqlite3OsFileControl(sqlite3_file*,int,void*); void sqlite3OsFileControlHint(sqlite3_file*,int,void*); #define SQLITE_FCNTL_DB_UNCHANGED 0xca093fa0 int sqlite3OsSectorSize(sqlite3_file *id); int sqlite3OsDeviceCharacteristics(sqlite3_file *id); #ifndef SQLITE_OMIT_WAL int sqlite3OsShmMap(sqlite3_file *,int,int,int,void volatile **); int sqlite3OsShmLock(sqlite3_file *id, int, int, int); void sqlite3OsShmBarrier(sqlite3_file *id); int sqlite3OsShmUnmap(sqlite3_file *id, int); #endif /* SQLITE_OMIT_WAL */ int sqlite3OsFetch(sqlite3_file *id, i64, int, void **); int sqlite3OsUnfetch(sqlite3_file *, i64, void *); /* ** Functions for accessing sqlite3_vfs methods */ |
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Changes to src/pager.c.
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2998 2999 3000 3001 3002 3003 3004 3005 3006 3007 3008 3009 3010 3011 3012 3013 3014 3015 | ** ** If an IO error occurs, then the IO error is returned to the caller. ** Otherwise, SQLITE_OK is returned. */ static int readDbPage(PgHdr *pPg){ Pager *pPager = pPg->pPager; /* Pager object associated with page pPg */ int rc = SQLITE_OK; /* Return code */ u32 iFrame = 0; /* Frame of WAL containing pgno */ assert( pPager->eState>=PAGER_READER && !MEMDB ); assert( isOpen(pPager->fd) ); if( pagerUseWal(pPager) ){ rc = sqlite3WalFindFrame(pPager->pWal, pPg->pgno, &iFrame); if( rc ) return rc; } if( iFrame ){ rc = sqlite3WalReadFrame(pPager->pWal, iFrame,pPager->pageSize,pPg->pData); | > > | > > | 2998 2999 3000 3001 3002 3003 3004 3005 3006 3007 3008 3009 3010 3011 3012 3013 3014 3015 3016 3017 3018 3019 3020 3021 3022 3023 3024 3025 3026 3027 | ** ** If an IO error occurs, then the IO error is returned to the caller. ** Otherwise, SQLITE_OK is returned. */ static int readDbPage(PgHdr *pPg){ Pager *pPager = pPg->pPager; /* Pager object associated with page pPg */ int rc = SQLITE_OK; /* Return code */ #ifndef SQLITE_OMIT_WAL u32 iFrame = 0; /* Frame of WAL containing pgno */ assert( pPager->eState>=PAGER_READER && !MEMDB ); assert( isOpen(pPager->fd) ); if( pagerUseWal(pPager) ){ rc = sqlite3WalFindFrame(pPager->pWal, pPg->pgno, &iFrame); if( rc ) return rc; } if( iFrame ){ rc = sqlite3WalReadFrame(pPager->pWal, iFrame,pPager->pageSize,pPg->pData); }else #endif { i64 iOffset = (pPg->pgno-1)*(i64)pPager->pageSize; rc = sqlite3OsRead(pPager->fd, pPg->pData, pPager->pageSize, iOffset); if( rc==SQLITE_IOERR_SHORT_READ ){ rc = SQLITE_OK; } } |
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Changes to src/shell.c.
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2769 2770 2771 2772 2773 2774 2775 2776 2777 2778 2779 2780 2781 2782 | break; } z = sqlite3_mprintf("%s", azArg[0]); j = 0; for(i=0; IsSpace(z[i]); i++){} for(; (c = z[i])!=0; i++){ if( IsSpace(c) ){ if( IsSpace(z[j-1]) || z[j-1]=='(' ) continue; }else if( (c=='(' || c==')') && j>0 && IsSpace(z[j-1]) ){ j--; } z[j++] = c; } while( j>0 && IsSpace(z[j-1]) ){ j--; } | > | 2769 2770 2771 2772 2773 2774 2775 2776 2777 2778 2779 2780 2781 2782 2783 | break; } z = sqlite3_mprintf("%s", azArg[0]); j = 0; for(i=0; IsSpace(z[i]); i++){} for(; (c = z[i])!=0; i++){ if( IsSpace(c) ){ if( z[j-1]=='\r' ) z[j-1] = '\n'; if( IsSpace(z[j-1]) || z[j-1]=='(' ) continue; }else if( (c=='(' || c==')') && j>0 && IsSpace(z[j-1]) ){ j--; } z[j++] = c; } while( j>0 && IsSpace(z[j-1]) ){ j--; } |
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Changes to src/shell.c.in.
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1409 1410 1411 1412 1413 1414 1415 1416 1417 1418 1419 1420 1421 1422 | break; } z = sqlite3_mprintf("%s", azArg[0]); j = 0; for(i=0; IsSpace(z[i]); i++){} for(; (c = z[i])!=0; i++){ if( IsSpace(c) ){ if( IsSpace(z[j-1]) || z[j-1]=='(' ) continue; }else if( (c=='(' || c==')') && j>0 && IsSpace(z[j-1]) ){ j--; } z[j++] = c; } while( j>0 && IsSpace(z[j-1]) ){ j--; } | > | 1409 1410 1411 1412 1413 1414 1415 1416 1417 1418 1419 1420 1421 1422 1423 | break; } z = sqlite3_mprintf("%s", azArg[0]); j = 0; for(i=0; IsSpace(z[i]); i++){} for(; (c = z[i])!=0; i++){ if( IsSpace(c) ){ if( z[j-1]=='\r' ) z[j-1] = '\n'; if( IsSpace(z[j-1]) || z[j-1]=='(' ) continue; }else if( (c=='(' || c==')') && j>0 && IsSpace(z[j-1]) ){ j--; } z[j++] = c; } while( j>0 && IsSpace(z[j-1]) ){ j--; } |
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