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Overview
| Comment: | Add a missing walIndexUnmap() call to the checkpoint code. Change a couple of SQLITE_CANTOPEN constants to SQLITE_CANTOPEN_BKPT. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | wal |
| Files: | files | file ages | folders |
| SHA1: |
1f9e8c5c27ae2c68bc01d8e2bb2c662b |
| User & Date: | dan 2010-04-30 11:43:29 |
Context
|
2010-04-30
| ||
| 14:39 | Separate the concepts of underlying storage size and mapped size in the VFS shared-memory implementation. check-in: 4cbe49f1 user: drh tags: wal | |
| 11:43 | Add a missing walIndexUnmap() call to the checkpoint code. Change a couple of SQLITE_CANTOPEN constants to SQLITE_CANTOPEN_BKPT. check-in: 1f9e8c5c user: dan tags: wal | |
| 10:24 | Fix an assert() in sqlite3WalRead(). check-in: 2e7a0050 user: dan tags: wal | |
Changes
Changes to src/os_unix.c.
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if( pFile->mutexRecov==0 ){
rc = SQLITE_NOMEM;
goto shm_open_err;
}
pFile->h = open(zName, O_RDWR|O_CREAT, 0664);
if( pFile->h<0 ){
rc = SQLITE_CANTOPEN;
goto shm_open_err;
}
rc = fstat(pFile->h, &sStat);
if( rc ){
rc = SQLITE_CANTOPEN;
goto shm_open_err;
}
pFile->fid.dev = sStat.st_dev;
pFile->fid.ino = sStat.st_ino;
pFile->size = (int)sStat.st_size;
pFile->size = (pFile->size/SQLITE_UNIX_SHM_INCR)*SQLITE_UNIX_SHM_INCR;
|
| | |
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if( pFile->mutexRecov==0 ){
rc = SQLITE_NOMEM;
goto shm_open_err;
}
pFile->h = open(zName, O_RDWR|O_CREAT, 0664);
if( pFile->h<0 ){
rc = SQLITE_CANTOPEN_BKPT;
goto shm_open_err;
}
rc = fstat(pFile->h, &sStat);
if( rc ){
rc = SQLITE_CANTOPEN_BKPT;
goto shm_open_err;
}
pFile->fid.dev = sStat.st_dev;
pFile->fid.ino = sStat.st_ino;
pFile->size = (int)sStat.st_size;
pFile->size = (pFile->size/SQLITE_UNIX_SHM_INCR)*SQLITE_UNIX_SHM_INCR;
|
Changes to src/wal.c.
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int rc = SQLITE_OK; /* Return Code */
Wal *pRet; /* Object to allocate and return */
int flags; /* Flags passed to OsOpen() */
char *zWal = 0; /* Path to WAL file */
int nWal; /* Length of zWal in bytes */
assert( zDb );
if( pVfs->xShmOpen==0 ) return SQLITE_CANTOPEN;
/* Allocate an instance of struct Wal to return. */
*ppWal = 0;
nWal = strlen(zDb);
pRet = (Wal*)sqlite3MallocZero(sizeof(Wal) + pVfs->szOsFile + nWal+11);
if( !pRet ) goto wal_open_out;
pRet->pVfs = pVfs;
................................................................................
** next time the pager opens a snapshot on this database it knows that
** the cache needs to be reset.
*/
memset(&pWal->hdr, 0, sizeof(WalIndexHdr));
}
/* Release the locks. */
walSetLock(pWal, SQLITE_SHM_UNLOCK);
return rc;
}
/* Return the value to pass to a sqlite3_wal_hook callback, the
** number of frames in the WAL at the point of the last commit since
** sqlite3WalCallback() was called. If no commits have occurred since
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int rc = SQLITE_OK; /* Return Code */ Wal *pRet; /* Object to allocate and return */ int flags; /* Flags passed to OsOpen() */ char *zWal = 0; /* Path to WAL file */ int nWal; /* Length of zWal in bytes */ assert( zDb ); if( pVfs->xShmOpen==0 ) return SQLITE_CANTOPEN_BKPT; /* Allocate an instance of struct Wal to return. */ *ppWal = 0; nWal = strlen(zDb); pRet = (Wal*)sqlite3MallocZero(sizeof(Wal) + pVfs->szOsFile + nWal+11); if( !pRet ) goto wal_open_out; pRet->pVfs = pVfs; ................................................................................ ** next time the pager opens a snapshot on this database it knows that ** the cache needs to be reset. */ memset(&pWal->hdr, 0, sizeof(WalIndexHdr)); } /* Release the locks. */ walIndexUnmap(pWal); walSetLock(pWal, SQLITE_SHM_UNLOCK); return rc; } /* Return the value to pass to a sqlite3_wal_hook callback, the ** number of frames in the WAL at the point of the last commit since ** sqlite3WalCallback() was called. If no commits have occurred since |