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Overview
Comment: | Merge updates from trunk. |
---|---|
Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | vsix2015 |
Files: | files | file ages | folders |
SHA1: |
583a79a04ac6f85766209918d1ee58d3 |
User & Date: | mistachkin 2015-04-20 23:53:50.803 |
Context
2015-04-20
| ||
23:53 | Merge updates from trunk. (Closed-Leaf check-in: 583a79a04a user: mistachkin tags: vsix2015) | |
22:36 | Add the --mode option to fuzzershell. (check-in: b940b0fa6c user: drh tags: trunk) | |
2015-04-19
| ||
23:48 | Fix another harmless compiler warning. (check-in: 5ae853aaeb user: mistachkin tags: vsix2015) | |
Changes
Changes to src/analyze.c.
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1515 1516 1517 1518 1519 1520 1521 1522 1523 | pIndex = sqlite3PrimaryKeyIndex(pTable); }else{ pIndex = sqlite3FindIndex(pInfo->db, argv[1], pInfo->zDatabase); } z = argv[2]; if( pIndex ){ int nCol = pIndex->nKeyCol+1; #ifdef SQLITE_ENABLE_STAT3_OR_STAT4 | > > > > | | < | < > | | 1515 1516 1517 1518 1519 1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537 1538 1539 | pIndex = sqlite3PrimaryKeyIndex(pTable); }else{ pIndex = sqlite3FindIndex(pInfo->db, argv[1], pInfo->zDatabase); } z = argv[2]; if( pIndex ){ tRowcnt *aiRowEst = 0; int nCol = pIndex->nKeyCol+1; #ifdef SQLITE_ENABLE_STAT3_OR_STAT4 /* Index.aiRowEst may already be set here if there are duplicate ** sqlite_stat1 entries for this index. In that case just clobber ** the old data with the new instead of allocating a new array. */ if( pIndex->aiRowEst==0 ){ pIndex->aiRowEst = (tRowcnt*)sqlite3MallocZero(sizeof(tRowcnt) * nCol); if( pIndex->aiRowEst==0 ) pInfo->db->mallocFailed = 1; } aiRowEst = pIndex->aiRowEst; #endif pIndex->bUnordered = 0; decodeIntArray((char*)z, nCol, aiRowEst, pIndex->aiRowLogEst, pIndex); if( pIndex->pPartIdxWhere==0 ) pTable->nRowLogEst = pIndex->aiRowLogEst[0]; }else{ Index fakeIdx; fakeIdx.szIdxRow = pTable->szTabRow; |
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Changes to src/expr.c.
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1248 1249 1250 1251 1252 1253 1254 | */ u32 sqlite3ExprListFlags(const ExprList *pList){ int i; u32 m = 0; if( pList ){ for(i=0; i<pList->nExpr; i++){ Expr *pExpr = pList->a[i].pExpr; | | | 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 | */ u32 sqlite3ExprListFlags(const ExprList *pList){ int i; u32 m = 0; if( pList ){ for(i=0; i<pList->nExpr; i++){ Expr *pExpr = pList->a[i].pExpr; if( ALWAYS(pExpr) ) m |= pList->a[i].pExpr->flags; } } return m; } /* ** These routines are Walker callbacks used to check expressions to |
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Changes to src/vdbemem.c.
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1643 1644 1645 1646 1647 1648 1649 | void sqlite3Stat4ProbeFree(UnpackedRecord *pRec){ if( pRec ){ int i; int nCol = pRec->pKeyInfo->nField+pRec->pKeyInfo->nXField; Mem *aMem = pRec->aMem; sqlite3 *db = aMem[0].db; for(i=0; i<nCol; i++){ | | | 1643 1644 1645 1646 1647 1648 1649 1650 1651 1652 1653 1654 1655 1656 1657 | void sqlite3Stat4ProbeFree(UnpackedRecord *pRec){ if( pRec ){ int i; int nCol = pRec->pKeyInfo->nField+pRec->pKeyInfo->nXField; Mem *aMem = pRec->aMem; sqlite3 *db = aMem[0].db; for(i=0; i<nCol; i++){ sqlite3VdbeMemRelease(&aMem[i]); } sqlite3KeyInfoUnref(pRec->pKeyInfo); sqlite3DbFree(db, pRec); } } #endif /* ifdef SQLITE_ENABLE_STAT4 */ |
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Changes to test/analyze3.test.
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12 13 14 15 16 17 18 19 20 21 22 23 24 25 | # This file implements regression tests for SQLite library. This file # implements tests for range and LIKE constraints that use bound variables # instead of literal constant arguments. # set testdir [file dirname $argv0] source $testdir/tester.tcl ifcapable !stat4&&!stat3 { finish_test return } #---------------------------------------------------------------------- | > | 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 | # This file implements regression tests for SQLite library. This file # implements tests for range and LIKE constraints that use bound variables # instead of literal constant arguments. # set testdir [file dirname $argv0] source $testdir/tester.tcl set testprefix analyze3 ifcapable !stat4&&!stat3 { finish_test return } #---------------------------------------------------------------------- |
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41 42 43 44 45 46 47 48 49 50 51 52 53 54 | # within sqlite3Reprepare() are handled correctly. # # analyze3-5.*: Check that the query plans of applicable statements are # invalidated if the values of SQL parameter are modified # using the clear_bindings() or transfer_bindings() APIs. # # analyze3-6.*: Test that the problem fixed by commit [127a5b776d] is fixed. # proc getvar {varname} { uplevel #0 set $varname } db function var getvar proc eqp {sql {db db}} { uplevel execsql [list "EXPLAIN QUERY PLAN $sql"] $db | > > > | 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 | # within sqlite3Reprepare() are handled correctly. # # analyze3-5.*: Check that the query plans of applicable statements are # invalidated if the values of SQL parameter are modified # using the clear_bindings() or transfer_bindings() APIs. # # analyze3-6.*: Test that the problem fixed by commit [127a5b776d] is fixed. # # analyze3-7.*: Test that some memory leaks discovered by fuzz testing # have been fixed. # proc getvar {varname} { uplevel #0 set $varname } db function var getvar proc eqp {sql {db db}} { uplevel execsql [list "EXPLAIN QUERY PLAN $sql"] $db |
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657 658 659 660 661 662 663 664 665 | do_eqp_test analyze3-6-3 { SELECT * FROM t1 WHERE a = 5 AND c = 13; } {0 0 0 {SEARCH TABLE t1 USING INDEX i2 (c=?)}} do_eqp_test analyze3-6-2 { SELECT * FROM t1 WHERE a = 5 AND b > 'w' AND c = 13; } {0 0 0 {SEARCH TABLE t1 USING INDEX i2 (c=?)}} finish_test | > > > > > > > > > > > > > > > > > > > > > > > > > > | 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 | do_eqp_test analyze3-6-3 { SELECT * FROM t1 WHERE a = 5 AND c = 13; } {0 0 0 {SEARCH TABLE t1 USING INDEX i2 (c=?)}} do_eqp_test analyze3-6-2 { SELECT * FROM t1 WHERE a = 5 AND b > 'w' AND c = 13; } {0 0 0 {SEARCH TABLE t1 USING INDEX i2 (c=?)}} #----------------------------------------------------------------------------- # 2015-04-20. # Memory leak in sqlite3Stat4ProbeFree(). (Discovered while fuzzing.) # do_execsql_test analyze-7.1 { DROP TABLE IF EXISTS t1; CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c); INSERT INTO t1 VALUES(1,1,'0000'); CREATE INDEX t0b ON t1(b); ANALYZE; SELECT c FROM t1 WHERE b=3 AND a BETWEEN 30 AND hex(1); } {} # At one point duplicate stat1 entries were causing a memory leak. # reset_db do_execsql_test 7.2 { CREATE TABLE t1(a,b,c); CREATE INDEX t1a ON t1(a); ANALYZE; SELECT * FROM sqlite_stat1; INSERT INTO sqlite_stat1(tbl,idx,stat) VALUES('t1','t1a','12000'); INSERT INTO sqlite_stat1(tbl,idx,stat) VALUES('t1','t1a','12000'); ANALYZE sqlite_master; } finish_test |
Changes to tool/fuzzershell.c.
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27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 | ** ** (3) The main in-memory database can be initialized from a template ** disk database so that the fuzzer starts with a database containing ** content. ** ** (4) The eval() SQL function is added, allowing the fuzzer to do ** interesting recursive operations. */ #include <stdio.h> #include <stdlib.h> #include <string.h> #include <stdarg.h> #include "sqlite3.h" /* ** All global variables are gathered into the "g" singleton. */ struct GlobalVars { const char *zArgv0; /* Name of program */ | > > > > > > > > > > > > > > > > > > > > > > > > | 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 | ** ** (3) The main in-memory database can be initialized from a template ** disk database so that the fuzzer starts with a database containing ** content. ** ** (4) The eval() SQL function is added, allowing the fuzzer to do ** interesting recursive operations. ** ** 2015-04-20: The input text can be divided into separate SQL chunks using ** lines of the form: ** ** |****<...>****| ** ** where the "..." is arbitrary text, except the "|" should really be "/". ** ("|" is used here to avoid compiler warnings about nested comments.) ** Each such SQL comment is printed as it is encountered. A separate ** in-memory SQLite database is created to run each chunk of SQL. This ** feature allows the "queue" of AFL to be captured into a single big ** file using a command like this: ** ** (for i in id:*; do echo '|****<'$i'>****|'; cat $i; done) >~/all-queue.txt ** ** (Once again, change the "|" to "/") Then all elements of the AFL queue ** can be run in a single go (for regression testing, for example) by typing: ** ** fuzzershell -f ~/all-queue.txt >out.txt ** ** After running each chunk of SQL, the database connection is closed. The ** program aborts if the close fails or if there is any unfreed memory after ** the close. */ #include <stdio.h> #include <stdlib.h> #include <string.h> #include <stdarg.h> #include <ctype.h> #include "sqlite3.h" /* ** All global variables are gathered into the "g" singleton. */ struct GlobalVars { const char *zArgv0; /* Name of program */ |
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69 70 71 72 73 74 75 76 77 78 79 80 81 82 | fprintf(stderr, "%s: ", g.zArgv0); va_start(ap, zFormat); vfprintf(stderr, zFormat, ap); va_end(ap); fprintf(stderr, "\n"); exit(1); } /* ** This callback is invoked by sqlite3_log(). */ static void shellLog(void *pNotUsed, int iErrCode, const char *zMsg){ printf("LOG: (%d) %s\n", iErrCode, zMsg); } | > > > > > > > > > > > > > > > > | 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 | fprintf(stderr, "%s: ", g.zArgv0); va_start(ap, zFormat); vfprintf(stderr, zFormat, ap); va_end(ap); fprintf(stderr, "\n"); exit(1); } /* ** Evaluate some SQL. Abort if unable. */ static void sqlexec(sqlite3 *db, const char *zFormat, ...){ va_list ap; char *zSql; char *zErrMsg = 0; int rc; va_start(ap, zFormat); zSql = sqlite3_vmprintf(zFormat, ap); va_end(ap); rc = sqlite3_exec(db, zSql, 0, 0, &zErrMsg); if( rc ) abendError("failed sql [%s]: %s", zSql, zErrMsg); sqlite3_free(zSql); } /* ** This callback is invoked by sqlite3_log(). */ static void shellLog(void *pNotUsed, int iErrCode, const char *zMsg){ printf("LOG: (%d) %s\n", iErrCode, zMsg); } |
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199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 | ** Print sketchy documentation for this utility program */ static void showHelp(void){ printf("Usage: %s [options]\n", g.zArgv0); printf( "Read SQL text from standard input and evaluate it.\n" "Options:\n" " -f FILE Read SQL text from FILE instead of standard input\n" " --help Show this help text\n" " --initdb DBFILE Initialize the in-memory database using template DBFILE\n" ); } int main(int argc, char **argv){ char *zIn = 0; /* Input text */ int nAlloc = 0; /* Number of bytes allocated for zIn[] */ int nIn = 0; /* Number of bytes of zIn[] used */ size_t got; /* Bytes read from input */ FILE *in = stdin; /* Where to read SQL text from */ int rc = SQLITE_OK; /* Result codes from API functions */ int i; /* Loop counter */ sqlite3 *db; /* Open database */ | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | > > > > > > > > > > > > > > > | | < > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | < < < < | | | < | > | > > | > | | | | > | > | > > < < < | | > > > > > > > > > > > > > > > > > | | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | | | | | > > > > > > > > > > > > > | | 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 | ** Print sketchy documentation for this utility program */ static void showHelp(void){ printf("Usage: %s [options]\n", g.zArgv0); printf( "Read SQL text from standard input and evaluate it.\n" "Options:\n" " --autovacuum Enable AUTOVACUUM mode\n" " -f FILE Read SQL text from FILE instead of standard input\n" " --heap SZ MIN Memory allocator uses SZ bytes & min allocation MIN\n" " --help Show this help text\n" " --initdb DBFILE Initialize the in-memory database using template DBFILE\n" " --lookaside N SZ Configure lookaside for N slots of SZ bytes each\n" " --pagesize N Set the page size to N\n" " --pcache N SZ Configure N pages of pagecache each of size SZ bytes\n" " --scratch N SZ Configure scratch memory for N slots of SZ bytes each\n" " --utf16be Set text encoding to UTF-16BE\n" " --utf16le Set text encoding to UTF-16LE\n" ); } /* ** Return the value of a hexadecimal digit. Return -1 if the input ** is not a hex digit. */ static int hexDigitValue(char c){ if( c>='0' && c<='9' ) return c - '0'; if( c>='a' && c<='f' ) return c - 'a' + 10; if( c>='A' && c<='F' ) return c - 'A' + 10; return -1; } /* ** Interpret zArg as an integer value, possibly with suffixes. */ static int integerValue(const char *zArg){ sqlite3_int64 v = 0; static const struct { char *zSuffix; int iMult; } aMult[] = { { "KiB", 1024 }, { "MiB", 1024*1024 }, { "GiB", 1024*1024*1024 }, { "KB", 1000 }, { "MB", 1000000 }, { "GB", 1000000000 }, { "K", 1000 }, { "M", 1000000 }, { "G", 1000000000 }, }; int i; int isNeg = 0; if( zArg[0]=='-' ){ isNeg = 1; zArg++; }else if( zArg[0]=='+' ){ zArg++; } if( zArg[0]=='0' && zArg[1]=='x' ){ int x; zArg += 2; while( (x = hexDigitValue(zArg[0]))>=0 ){ v = (v<<4) + x; zArg++; } }else{ while( isdigit(zArg[0]) ){ v = v*10 + zArg[0] - '0'; zArg++; } } for(i=0; i<sizeof(aMult)/sizeof(aMult[0]); i++){ if( sqlite3_stricmp(aMult[i].zSuffix, zArg)==0 ){ v *= aMult[i].iMult; break; } } if( v>0x7fffffff ) abendError("parameter too large - max 2147483648"); return (int)(isNeg? -v : v); } /* ** Various operating modes */ #define FZMODE_Generic 1 #define FZMODE_Strftime 2 #define FZMODE_Printf 3 #define FZMODE_Glob 4 int main(int argc, char **argv){ char *zIn = 0; /* Input text */ int nAlloc = 0; /* Number of bytes allocated for zIn[] */ int nIn = 0; /* Number of bytes of zIn[] used */ size_t got; /* Bytes read from input */ FILE *in = stdin; /* Where to read SQL text from */ int rc = SQLITE_OK; /* Result codes from API functions */ int i; /* Loop counter */ int iNext; /* Next block of SQL */ sqlite3 *db; /* Open database */ sqlite3 *dbInit = 0; /* On-disk database used to initialize the in-memory db */ const char *zInitDb = 0;/* Name of the initialization database file */ char *zErrMsg = 0; /* Error message returned from sqlite3_exec() */ const char *zEncoding = 0; /* --utf16be or --utf16le */ int nHeap = 0, mnHeap = 0; /* Heap size from --heap */ int nLook = 0, szLook = 0; /* --lookaside configuration */ int nPCache = 0, szPCache = 0;/* --pcache configuration */ int nScratch = 0, szScratch=0;/* --scratch configuration */ int pageSize = 0; /* Desired page size. 0 means default */ void *pHeap = 0; /* Allocated heap space */ void *pLook = 0; /* Allocated lookaside space */ void *pPCache = 0; /* Allocated storage for pcache */ void *pScratch = 0; /* Allocated storage for scratch */ int doAutovac = 0; /* True for --autovacuum */ char *zSql; /* SQL to run */ char *zToFree = 0; /* Call sqlite3_free() on this afte running zSql */ int iMode = FZMODE_Generic; /* Operating mode */ g.zArgv0 = argv[0]; for(i=1; i<argc; i++){ const char *z = argv[i]; if( z[0]=='-' ){ z++; if( z[0]=='-' ) z++; if( strcmp(z,"autovacuum")==0 ){ doAutovac = 1; }else if( strcmp(z, "f")==0 && i+1<argc ){ if( in!=stdin ) abendError("only one -f allowed"); in = fopen(argv[++i],"rb"); if( in==0 ) abendError("cannot open input file \"%s\"", argv[i]); }else if( strcmp(z,"heap")==0 ){ if( i>=argc-2 ) abendError("missing arguments on %s\n", argv[i]); nHeap = integerValue(argv[i+1]); mnHeap = integerValue(argv[i+2]); i += 2; }else if( strcmp(z,"help")==0 ){ showHelp(); return 0; }else if( strcmp(z, "initdb")==0 && i+1<argc ){ if( zInitDb!=0 ) abendError("only one --initdb allowed"); zInitDb = argv[++i]; }else if( strcmp(z,"lookaside")==0 ){ if( i>=argc-2 ) abendError("missing arguments on %s", argv[i]); nLook = integerValue(argv[i+1]); szLook = integerValue(argv[i+2]); i += 2; }else if( strcmp(z,"mode")==0 ){ if( i>=argc-1 ) abendError("missing argument on %s", argv[i]); z = argv[++i]; if( strcmp(z,"generic")==0 ){ iMode = FZMODE_Printf; }else if( strcmp(z, "glob")==0 ){ iMode = FZMODE_Glob; }else if( strcmp(z, "printf")==0 ){ iMode = FZMODE_Printf; }else if( strcmp(z, "strftime")==0 ){ iMode = FZMODE_Strftime; }else{ abendError("unknown --mode: %s", z); } }else if( strcmp(z,"pagesize")==0 ){ if( i>=argc-1 ) abendError("missing argument on %s", argv[i]); pageSize = integerValue(argv[++i]); }else if( strcmp(z,"pcache")==0 ){ if( i>=argc-2 ) abendError("missing arguments on %s", argv[i]); nPCache = integerValue(argv[i+1]); szPCache = integerValue(argv[i+2]); i += 2; }else if( strcmp(z,"scratch")==0 ){ if( i>=argc-2 ) abendError("missing arguments on %s", argv[i]); nScratch = integerValue(argv[i+1]); szScratch = integerValue(argv[i+2]); i += 2; }else if( strcmp(z,"utf16le")==0 ){ zEncoding = "utf16le"; }else if( strcmp(z,"utf16be")==0 ){ zEncoding = "utf16be"; }else { abendError("unknown option: %s", argv[i]); } }else{ abendError("unknown argument: %s", argv[i]); } } sqlite3_config(SQLITE_CONFIG_LOG, shellLog, 0); if( nHeap>0 ){ pHeap = malloc( nHeap ); if( pHeap==0 ) fatalError("cannot allocate %d-byte heap\n", nHeap); rc = sqlite3_config(SQLITE_CONFIG_HEAP, pHeap, nHeap, mnHeap); if( rc ) abendError("heap configuration failed: %d\n", rc); } if( nLook>0 ){ sqlite3_config(SQLITE_CONFIG_LOOKASIDE, 0, 0); if( szLook>0 ){ pLook = malloc( nLook*szLook ); if( pLook==0 ) fatalError("out of memory"); } } if( nScratch>0 && szScratch>0 ){ pScratch = malloc( nScratch*(sqlite3_int64)szScratch ); if( pScratch==0 ) fatalError("cannot allocate %lld-byte scratch", nScratch*(sqlite3_int64)szScratch); rc = sqlite3_config(SQLITE_CONFIG_SCRATCH, pScratch, szScratch, nScratch); if( rc ) abendError("scratch configuration failed: %d\n", rc); } if( nPCache>0 && szPCache>0 ){ pPCache = malloc( nPCache*(sqlite3_int64)szPCache ); if( pPCache==0 ) fatalError("cannot allocate %lld-byte pcache", nPCache*(sqlite3_int64)szPCache); rc = sqlite3_config(SQLITE_CONFIG_PAGECACHE, pPCache, szPCache, nPCache); if( rc ) abendError("pcache configuration failed: %d", rc); } while( !feof(in) ){ nAlloc += nAlloc+1000; zIn = realloc(zIn, nAlloc); if( zIn==0 ) fatalError("out of memory"); got = fread(zIn+nIn, 1, nAlloc-nIn-1, in); nIn += (int)got; zIn[nIn] = 0; if( got==0 ) break; } if( zInitDb ){ rc = sqlite3_open_v2(zInitDb, &dbInit, SQLITE_OPEN_READONLY, 0); if( rc!=SQLITE_OK ){ abendError("unable to open initialization database \"%s\"", zInitDb); } } for(i=0; i<nIn; i=iNext){ char cSaved; if( strncmp(&zIn[i], "/****<",6)==0 ){ char *z = strstr(&zIn[i], ">****/"); if( z ){ z += 6; printf("%.*s\n", (int)(z-&zIn[i]), &zIn[i]); i += (int)(z-&zIn[i]); } } for(iNext=i; iNext<nIn && strncmp(&zIn[iNext],"/****<",6)!=0; iNext++){} rc = sqlite3_open_v2( "main.db", &db, SQLITE_OPEN_READWRITE | SQLITE_OPEN_CREATE | SQLITE_OPEN_MEMORY, 0); if( rc!=SQLITE_OK ){ abendError("Unable to open the in-memory database"); } if( pLook ){ rc = sqlite3_db_config(db, SQLITE_DBCONFIG_LOOKASIDE, pLook, szLook, nLook); if( rc!=SQLITE_OK ) abendError("lookaside configuration filed: %d", rc); } if( zInitDb ){ sqlite3_backup *pBackup; pBackup = sqlite3_backup_init(db, "main", dbInit, "main"); rc = sqlite3_backup_step(pBackup, -1); if( rc!=SQLITE_DONE ){ abendError("attempt to initialize the in-memory database failed (rc=%d)", rc); } sqlite3_backup_finish(pBackup); } sqlite3_trace(db, traceCallback, 0); sqlite3_create_function(db, "eval", 1, SQLITE_UTF8, 0, sqlEvalFunc, 0, 0); sqlite3_create_function(db, "eval", 2, SQLITE_UTF8, 0, sqlEvalFunc, 0, 0); sqlite3_limit(db, SQLITE_LIMIT_LENGTH, 1000000); if( zEncoding ) sqlexec(db, "PRAGMA encoding=%s", zEncoding); if( pageSize ) sqlexec(db, "PRAGMA pagesize=%d", pageSize); if( doAutovac ) sqlexec(db, "PRAGMA auto_vacuum=FULL"); cSaved = zIn[iNext]; zIn[iNext] = 0; printf("INPUT (offset: %d, size: %d): [%s]\n", i, (int)strlen(&zIn[i]), &zIn[i]); zSql = &zIn[i]; switch( iMode ){ case FZMODE_Glob: zSql = zToFree = sqlite3_mprintf("SELECT glob(%s);", zSql); break; case FZMODE_Printf: zSql = zToFree = sqlite3_mprintf("SELECT printf(%s);", zSql); break; case FZMODE_Strftime: zSql = zToFree = sqlite3_mprintf("SELECT strftime(%s);", zSql); break; } rc = sqlite3_exec(db, zSql, execCallback, 0, &zErrMsg); if( zToFree ){ sqlite3_free(zToFree); zToFree = 0; } zIn[iNext] = cSaved; printf("RESULT-CODE: %d\n", rc); if( zErrMsg ){ printf("ERROR-MSG: [%s]\n", zErrMsg); sqlite3_free(zErrMsg); } rc = sqlite3_close(db); if( rc ){ abendError("sqlite3_close() failed with rc=%d", rc); } if( sqlite3_memory_used()>0 ){ abendError("memory in use after close: %lld bytes", sqlite3_memory_used()); } } free(zIn); free(pHeap); free(pLook); free(pScratch); free(pPCache); return 0; } |