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Overview
| Comment: | Fix the pager so that it remembers the name of the journal for an in-memory database as an empty string. This is important when committing a multi-database transaction that includes one or more attached memory databases. (CVS 6852) |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: | 31a5e8192e164f01c5d7c2744b67cfb5 |
| User & Date: | drh 2009-07-06 21:54:41 |
Context
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2009-07-07
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| 02:44 | Simplifications to btree.c and vdbeaux.c in support of structural coverage testing. (CVS 6853) check-in: fc2a40a9 user: drh tags: trunk | |
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2009-07-06
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| 21:54 | Fix the pager so that it remembers the name of the journal for an in-memory database as an empty string. This is important when committing a multi-database transaction that includes one or more attached memory databases. (CVS 6852) check-in: 31a5e819 user: drh tags: trunk | |
| 19:03 | Fix the backup logic so that it detects a failure to sqlite3BtreeUpdateMeta() and reports that failure back up to the top level. (CVS 6851) check-in: 471b92f2 user: drh tags: trunk | |
Changes
Changes to src/pager.c.
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** The pager is used to access a database disk file. It implements ** atomic commit and rollback through the use of a journal file that ** is separate from the database file. The pager also implements file ** locking to prevent two processes from writing the same database ** file simultaneously, or one process from reading the database while ** another is writing. ** ** @(#) $Id: pager.c,v 1.603 2009/06/26 12:15:23 drh Exp $ */ #ifndef SQLITE_OMIT_DISKIO #include "sqliteInt.h" /* ** Macros for troubleshooting. Normally turned off */ ................................................................................ /* Fill in the Pager.zFilename and Pager.zJournal buffers, if required. */ if( zPathname ){ pPager->zJournal = (char*)(pPtr += nPathname + 1); memcpy(pPager->zFilename, zPathname, nPathname); memcpy(pPager->zJournal, zPathname, nPathname); memcpy(&pPager->zJournal[nPathname], "-journal", 8); sqlite3_free(zPathname); } pPager->pVfs = pVfs; pPager->vfsFlags = vfsFlags; /* Open the pager file. */ |
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** The pager is used to access a database disk file. It implements ** atomic commit and rollback through the use of a journal file that ** is separate from the database file. The pager also implements file ** locking to prevent two processes from writing the same database ** file simultaneously, or one process from reading the database while ** another is writing. ** ** @(#) $Id: pager.c,v 1.604 2009/07/06 21:54:41 drh Exp $ */ #ifndef SQLITE_OMIT_DISKIO #include "sqliteInt.h" /* ** Macros for troubleshooting. Normally turned off */ ................................................................................ /* Fill in the Pager.zFilename and Pager.zJournal buffers, if required. */ if( zPathname ){ pPager->zJournal = (char*)(pPtr += nPathname + 1); memcpy(pPager->zFilename, zPathname, nPathname); memcpy(pPager->zJournal, zPathname, nPathname); memcpy(&pPager->zJournal[nPathname], "-journal", 8); if( pPager->zFilename[0]==0 ) pPager->zJournal[0] = 0; sqlite3_free(zPathname); } pPager->pVfs = pVfs; pPager->vfsFlags = vfsFlags; /* Open the pager file. */ |