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| Comment: | Fixed error detection in winTrucate() in os_win.c. Windows version only. Ticket #3640. (CVS 6262) |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
82e03f1b5481c6fe5e94976f086e8fe8 |
| User & Date: | shane 2009-02-05 03:16:21 |
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2009-02-05
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| 16:31 | Make the pending byte adjustable via sqlite3_test_control() on all builds, not just on test builds. (CVS 6263) (check-in: e8f192e2 user: drh tags: trunk) | |
| 03:16 | Fixed error detection in winTrucate() in os_win.c. Windows version only. Ticket #3640. (CVS 6262) (check-in: 82e03f1b user: shane tags: trunk) | |
| 03:00 | Improved overrun detection in mem2.c (SQLITE_MEMDEBUG). Previously was only checking up to 3 extra bytes allocated due to rounding. (CVS 6261) (check-in: a6fe3d6b user: shane tags: trunk) | |
Changes to src/os_win.c.
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** May you find forgiveness for yourself and forgive others. ** May you share freely, never taking more than you give. ** ****************************************************************************** ** ** This file contains code that is specific to windows. ** ** $Id: os_win.c,v 1.147 2009/02/04 03:59:25 shane Exp $ */ #include "sqliteInt.h" #if SQLITE_OS_WIN /* This file is used for windows only */ /* ** A Note About Memory Allocation: ................................................................................ ** Truncate an open file to a specified size */ static int winTruncate(sqlite3_file *id, sqlite3_int64 nByte){ DWORD rc; LONG upperBits = (LONG)((nByte>>32) & 0x7fffffff); LONG lowerBits = (LONG)(nByte & 0xffffffff); winFile *pFile = (winFile*)id; OSTRACE3("TRUNCATE %d %lld\n", pFile->h, nByte); SimulateIOError(return SQLITE_IOERR_TRUNCATE); rc = SetFilePointer(pFile->h, lowerBits, &upperBits, FILE_BEGIN); if( INVALID_SET_FILE_POINTER != rc ){ /* SetEndOfFile will fail if nByte is negative */ if( SetEndOfFile(pFile->h) ){ return SQLITE_OK; } } pFile->lastErrno = GetLastError(); return SQLITE_IOERR_TRUNCATE; } #ifdef SQLITE_TEST /* ** Count the number of fullsyncs and normal syncs. This is used to test ** that syncs and fullsyncs are occuring at the right times. |
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** May you find forgiveness for yourself and forgive others. ** May you share freely, never taking more than you give. ** ****************************************************************************** ** ** This file contains code that is specific to windows. ** ** $Id: os_win.c,v 1.148 2009/02/05 03:16:21 shane Exp $ */ #include "sqliteInt.h" #if SQLITE_OS_WIN /* This file is used for windows only */ /* ** A Note About Memory Allocation: ................................................................................ ** Truncate an open file to a specified size */ static int winTruncate(sqlite3_file *id, sqlite3_int64 nByte){ DWORD rc; LONG upperBits = (LONG)((nByte>>32) & 0x7fffffff); LONG lowerBits = (LONG)(nByte & 0xffffffff); winFile *pFile = (winFile*)id; DWORD error = NO_ERROR; OSTRACE3("TRUNCATE %d %lld\n", pFile->h, nByte); SimulateIOError(return SQLITE_IOERR_TRUNCATE); rc = SetFilePointer(pFile->h, lowerBits, &upperBits, FILE_BEGIN); if( INVALID_SET_FILE_POINTER == rc ){ error = GetLastError(); } if( error == NO_ERROR ){ /* SetEndOfFile will fail if nByte is negative */ if( SetEndOfFile(pFile->h) ){ return SQLITE_OK; } error = GetLastError(); } pFile->lastErrno = error; return SQLITE_IOERR_TRUNCATE; } #ifdef SQLITE_TEST /* ** Count the number of fullsyncs and normal syncs. This is used to test ** that syncs and fullsyncs are occuring at the right times. |