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Overview
Comment: | Remove code made unreachable by the enhancement of the previous check-in. |
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Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | trunk |
Files: | files | file ages | folders |
SHA1: |
9e31a275ef494ea8713a1d60a15b8415 |
User & Date: | drh 2012-01-11 16:16:08.656 |
Context
2012-01-12
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14:25 | Remove some assert() statements that can fail with corrupt databases. (check-in: 7654ae71bd user: dan tags: trunk) | |
2012-01-11
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16:16 | Remove code made unreachable by the enhancement of the previous check-in. (check-in: 9e31a275ef user: drh tags: trunk) | |
15:47 | Make the pager less vulnerable to problems caused by shifting sector sizes when rolling back a hot journal. (check-in: 629108c8e5 user: drh tags: trunk) | |
Changes
Changes to src/pager.c.
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2485 2486 2487 2488 2489 2490 2491 | newSize = szPage*(i64)nPage; if( rc==SQLITE_OK && currentSize!=newSize ){ if( currentSize>newSize ){ rc = sqlite3OsTruncate(pPager->fd, newSize); }else if( (currentSize+szPage)<=newSize ){ char *pTmp = pPager->pTmpSpace; memset(pTmp, 0, szPage); | < | 2485 2486 2487 2488 2489 2490 2491 2492 2493 2494 2495 2496 2497 2498 | newSize = szPage*(i64)nPage; if( rc==SQLITE_OK && currentSize!=newSize ){ if( currentSize>newSize ){ rc = sqlite3OsTruncate(pPager->fd, newSize); }else if( (currentSize+szPage)<=newSize ){ char *pTmp = pPager->pTmpSpace; memset(pTmp, 0, szPage); testcase( (newSize-szPage) == currentSize ); testcase( (newSize-szPage) > currentSize ); rc = sqlite3OsWrite(pPager->fd, pTmp, szPage, newSize-szPage); } if( rc==SQLITE_OK ){ pPager->dbFileSize = nPage; } |
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3085 3086 3087 3088 3089 3090 3091 | if( isOpen(pPager->fd) ){ int rc = sqlite3OsFileSize(pPager->fd, &n); if( rc!=SQLITE_OK ){ return rc; } } nPage = (Pgno)((n+pPager->pageSize-1) / pPager->pageSize); | < < < | 3084 3085 3086 3087 3088 3089 3090 3091 3092 3093 3094 3095 3096 3097 | if( isOpen(pPager->fd) ){ int rc = sqlite3OsFileSize(pPager->fd, &n); if( rc!=SQLITE_OK ){ return rc; } } nPage = (Pgno)((n+pPager->pageSize-1) / pPager->pageSize); } /* If the current number of pages in the file is greater than the ** configured maximum pager number, increase the allowed limit so ** that the file can be read. */ if( nPage>pPager->mxPgno ){ |
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