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Overview
| Comment: | Make sure the chunksize in test_multiplex does not cause the pending byte to fall near the end of a chunk. Adjust the chunksize upward as necessary to prevent this. |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | nx-devkit |
| Files: | files | file ages | folders |
| SHA1: |
e05f8a2998f4f4cbdb65702baa65893c |
| User & Date: | drh 2011-12-15 13:29:12 |
Context
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2011-12-15
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| 17:00 | When deleting a file with the multiplexor VFS, also delete any overflow files that exist. check-in: 3af1feaa user: dan tags: nx-devkit | |
| 13:29 | Make sure the chunksize in test_multiplex does not cause the pending byte to fall near the end of a chunk. Adjust the chunksize upward as necessary to prevent this. check-in: e05f8a29 user: drh tags: nx-devkit | |
| 11:45 | Fix some problems with dropped error codes in multiplexOpen(). check-in: 2d50f781 user: dan tags: nx-devkit | |
Changes
Changes to src/test_multiplex.c.
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pGroup->bEnabled = 0;
}
}
}
pGroup->zName = p;
memcpy(pGroup->zName, zName, nName+1);
pGroup->nName = nName;
}
pGroup->flags = flags;
rc = multiplexSubFilename(pGroup, 1);
if( rc==SQLITE_OK ){
pSubOpen = multiplexSubOpen(pGroup, 0, &rc, pOutFlags);
assert( pSubOpen || rc!=SQLITE_OK );
}
|
> > > > > > > > > > |
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pGroup->bEnabled = 0;
}
}
}
pGroup->zName = p;
memcpy(pGroup->zName, zName, nName+1);
pGroup->nName = nName;
}
if( pGroup->bEnabled ){
/* Make sure that the chunksize is not such that the pending byte
** falls at the end of a chunk. A region of up to 64K following
** the pending byte is never written, so if the pending byte occurs
** near the end of a chunk, that chunk will be too small. */
extern int sqlite3PendingByte;
while( (sqlite3PendingByte % pGroup->szChunk)>=(pGroup->szChunk-65536) ){
pGroup->szChunk += 65536;
}
}
pGroup->flags = flags;
rc = multiplexSubFilename(pGroup, 1);
if( rc==SQLITE_OK ){
pSubOpen = multiplexSubOpen(pGroup, 0, &rc, pOutFlags);
assert( pSubOpen || rc!=SQLITE_OK );
}
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