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Overview
| Comment: | Update all built-in VFSes to return SQLITE_OK for the SQLITE_FCNTL_SYNC_OMITTED file-control operation. Also change the xFileControl methods to return SQLITE_NOTFOUND for unrecognized operation codes. |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
6f2c72a0f6579db3f40c079436ca40e3 |
| User & Date: | drh 2011-01-26 19:46:22 |
Context
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2011-01-27
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| 14:35 | SQLite version 3.7.5 release candidate 1 check-in: 35ac78f5 user: drh tags: trunk | |
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2011-01-26
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| 19:46 | Update all built-in VFSes to return SQLITE_OK for the SQLITE_FCNTL_SYNC_OMITTED file-control operation. Also change the xFileControl methods to return SQLITE_NOTFOUND for unrecognized operation codes. check-in: 6f2c72a0 user: drh tags: trunk | |
| 15:23 | Update test file mutex1.test to account for [e3b500fb5d]. check-in: c86e46f4 user: dan tags: trunk | |
Changes
Changes to src/main.c.
812 812 /* SQLITE_BUSY */ "database is locked", 813 813 /* SQLITE_LOCKED */ "database table is locked", 814 814 /* SQLITE_NOMEM */ "out of memory", 815 815 /* SQLITE_READONLY */ "attempt to write a readonly database", 816 816 /* SQLITE_INTERRUPT */ "interrupted", 817 817 /* SQLITE_IOERR */ "disk I/O error", 818 818 /* SQLITE_CORRUPT */ "database disk image is malformed", 819 - /* SQLITE_NOTFOUND */ 0, 819 + /* SQLITE_NOTFOUND */ "unknown operation", 820 820 /* SQLITE_FULL */ "database or disk is full", 821 821 /* SQLITE_CANTOPEN */ "unable to open database file", 822 822 /* SQLITE_PROTOCOL */ "locking protocol", 823 823 /* SQLITE_EMPTY */ "table contains no data", 824 824 /* SQLITE_SCHEMA */ "database schema has changed", 825 825 /* SQLITE_TOOBIG */ "string or blob too big", 826 826 /* SQLITE_CONSTRAINT */ "constraint failed", ................................................................................ 2360 2360 fd = sqlite3PagerFile(pPager); 2361 2361 assert( fd!=0 ); 2362 2362 if( op==SQLITE_FCNTL_FILE_POINTER ){ 2363 2363 *(sqlite3_file**)pArg = fd; 2364 2364 rc = SQLITE_OK; 2365 2365 }else if( fd->pMethods ){ 2366 2366 rc = sqlite3OsFileControl(fd, op, pArg); 2367 + }else{ 2368 + rc = SQLITE_NOTFOUND; 2367 2369 } 2368 2370 sqlite3BtreeLeave(pBtree); 2369 2371 } 2370 2372 } 2371 2373 sqlite3_mutex_leave(db->mutex); 2372 2374 return rc; 2373 2375 }
Changes to src/os_os2.c.
529 529 case SQLITE_FCNTL_LOCKSTATE: { 530 530 *(int*)pArg = ((os2File*)id)->locktype; 531 531 OSTRACE(( "FCNTL_LOCKSTATE %d lock=%d\n", 532 532 ((os2File*)id)->h, ((os2File*)id)->locktype )); 533 533 return SQLITE_OK; 534 534 } 535 535 } 536 - return SQLITE_ERROR; 536 + return SQLITE_NOTFOUND; 537 537 } 538 538 539 539 /* 540 540 ** Return the sector size in bytes of the underlying block device for 541 541 ** the specified file. This is almost always 512 bytes, but may be 542 542 ** larger for some devices. 543 543 **
Changes to src/os_unix.c.
3131 3131 #endif 3132 3132 #if SQLITE_ENABLE_LOCKING_STYLE && defined(__APPLE__) 3133 3133 case SQLITE_SET_LOCKPROXYFILE: 3134 3134 case SQLITE_GET_LOCKPROXYFILE: { 3135 3135 return proxyFileControl(id,op,pArg); 3136 3136 } 3137 3137 #endif /* SQLITE_ENABLE_LOCKING_STYLE && defined(__APPLE__) */ 3138 + case SQLITE_FCNTL_SYNC_OMITTED: { 3139 + return SQLITE_OK; /* A no-op */ 3140 + } 3138 3141 } 3139 - return SQLITE_ERROR; 3142 + return SQLITE_NOTFOUND; 3140 3143 } 3141 3144 3142 3145 /* 3143 3146 ** Return the sector size in bytes of the underlying block device for 3144 3147 ** the specified file. This is almost always 512 bytes, but may be 3145 3148 ** larger for some devices. 3146 3149 **
Changes to src/os_win.c.
1179 1179 case SQLITE_FCNTL_SIZE_HINT: { 1180 1180 sqlite3_int64 sz = *(sqlite3_int64*)pArg; 1181 1181 SimulateIOErrorBenign(1); 1182 1182 winTruncate(id, sz); 1183 1183 SimulateIOErrorBenign(0); 1184 1184 return SQLITE_OK; 1185 1185 } 1186 + case SQLITE_FCNTL_SYNC_OMITTED: { 1187 + return SQLITE_OK; 1188 + } 1186 1189 } 1187 - return SQLITE_ERROR; 1190 + return SQLITE_NOTFOUND; 1188 1191 } 1189 1192 1190 1193 /* 1191 1194 ** Return the sector size in bytes of the underlying block device for 1192 1195 ** the specified file. This is almost always 512 bytes, but may be 1193 1196 ** larger for some devices. 1194 1197 **
Changes to src/sqlite.h.in.
381 381 #define SQLITE_BUSY 5 /* The database file is locked */ 382 382 #define SQLITE_LOCKED 6 /* A table in the database is locked */ 383 383 #define SQLITE_NOMEM 7 /* A malloc() failed */ 384 384 #define SQLITE_READONLY 8 /* Attempt to write a readonly database */ 385 385 #define SQLITE_INTERRUPT 9 /* Operation terminated by sqlite3_interrupt()*/ 386 386 #define SQLITE_IOERR 10 /* Some kind of disk I/O error occurred */ 387 387 #define SQLITE_CORRUPT 11 /* The database disk image is malformed */ 388 -#define SQLITE_NOTFOUND 12 /* NOT USED. Table or record not found */ 388 +#define SQLITE_NOTFOUND 12 /* Unknown opcode in sqlite3_file_control() */ 389 389 #define SQLITE_FULL 13 /* Insertion failed because database is full */ 390 390 #define SQLITE_CANTOPEN 14 /* Unable to open the database file */ 391 391 #define SQLITE_PROTOCOL 15 /* Database lock protocol error */ 392 392 #define SQLITE_EMPTY 16 /* Database is empty */ 393 393 #define SQLITE_SCHEMA 17 /* The database schema changed */ 394 394 #define SQLITE_TOOBIG 18 /* String or BLOB exceeds size limit */ 395 395 #define SQLITE_CONSTRAINT 19 /* Abort due to constraint violation */ ................................................................................ 613 613 ** write return values. Potential uses for xFileControl() might be 614 614 ** functions to enable blocking locks with timeouts, to change the 615 615 ** locking strategy (for example to use dot-file locks), to inquire 616 616 ** about the status of a lock, or to break stale locks. The SQLite 617 617 ** core reserves all opcodes less than 100 for its own use. 618 618 ** A [SQLITE_FCNTL_LOCKSTATE | list of opcodes] less than 100 is available. 619 619 ** Applications that define a custom xFileControl method should use opcodes 620 -** greater than 100 to avoid conflicts. 620 +** greater than 100 to avoid conflicts. VFS implementations should 621 +** return [SQLITE_NOTFOUND] for file control opcodes that they do not 622 +** recognize. 621 623 ** 622 624 ** The xSectorSize() method returns the sector size of the 623 625 ** device that underlies the file. The sector size is the 624 626 ** minimum write that can be performed without disturbing 625 627 ** other bytes in the file. The xDeviceCharacteristics() 626 628 ** method returns a bit vector describing behaviors of the 627 629 ** underlying device:
Changes to src/test1.c.
4797 4797 if( objc!=2 ){ 4798 4798 Tcl_AppendResult(interp, "wrong # args: should be \"", 4799 4799 Tcl_GetStringFromObj(objv[0], 0), " DB", 0); 4800 4800 return TCL_ERROR; 4801 4801 } 4802 4802 if( getDbPointer(interp, Tcl_GetString(objv[1]), &db) ) return TCL_ERROR; 4803 4803 rc = sqlite3_file_control(db, 0, 0, &iArg); 4804 - assert( rc==SQLITE_ERROR ); 4804 + assert( rc==SQLITE_NOTFOUND ); 4805 4805 rc = sqlite3_file_control(db, "notadatabase", SQLITE_FCNTL_LOCKSTATE, &iArg); 4806 4806 assert( rc==SQLITE_ERROR ); 4807 4807 rc = sqlite3_file_control(db, "main", -1, &iArg); 4808 - assert( rc==SQLITE_ERROR ); 4808 + assert( rc==SQLITE_NOTFOUND ); 4809 4809 rc = sqlite3_file_control(db, "temp", -1, &iArg); 4810 - assert( rc==SQLITE_ERROR ); 4810 + assert( rc==SQLITE_NOTFOUND || rc==SQLITE_ERROR ); 4811 4811 4812 4812 return TCL_OK; 4813 4813 } 4814 4814 4815 4815 4816 4816 /* 4817 4817 ** tclcmd: file_control_lasterrno_test DB