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Overview
| Comment: | In the multiplexor extension, improve the error logging when a chunk fails to open. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | nx-devkit |
| Files: | files | file ages | folders |
| SHA1: |
e6806f0dc6a06796700d805952f95e2c |
| User & Date: | drh 2012-04-04 13:47:35 |
Context
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2012-04-04
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| 13:51 | Fix the multiplexor logging so that it works with SQLITE_ENABLE_8_3_NAMES. (Leaf check-in: 627eff32 user: drh tags: nx-devkit) | |
| 13:47 | In the multiplexor extension, improve the error logging when a chunk fails to open. (check-in: e6806f0d user: drh tags: nx-devkit) | |
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2012-02-07
| ||
| 14:22 | Port the command-line shell enhancements including the new --cmd option to the nx-devkit branch. (check-in: 81ce52af user: drh tags: nx-devkit) | |
Changes
Changes to src/test_multiplex.c.
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#ifdef SQLITE_ENABLE_8_3_NAMES
/* If JOURNAL_8_3_OFFSET is set to (say) 400, then any overflow files are
** part of a database journal are named db.401, db.402, and so on. A
** database may therefore not grow to larger than 400 chunks. Attempting
** to open chunk 401 indicates the database is full. */
if( iChunk>=SQLITE_MULTIPLEX_JOURNAL_8_3_OFFSET ){
*rc = SQLITE_FULL;
return 0;
}
#endif
*rc = multiplexSubFilename(pGroup, iChunk);
if( (*rc)==SQLITE_OK && (pSubOpen = pGroup->aReal[iChunk].p)==0 ){
................................................................................
}else if( iChunk==0 ){
/* Fall through */
}else if( pGroup->aReal[iChunk].z==0 ){
return 0;
}else{
*rc = pOrigVfs->xAccess(pOrigVfs, pGroup->aReal[iChunk].z,
SQLITE_ACCESS_EXISTS, &bExists);
if( *rc || !bExists ) return 0;
flags &= ~SQLITE_OPEN_CREATE;
}
pSubOpen = sqlite3_malloc( pOrigVfs->szOsFile );
if( pSubOpen==0 ){
*rc = SQLITE_IOERR_NOMEM;
return 0;
}
pGroup->aReal[iChunk].p = pSubOpen;
*rc = pOrigVfs->xOpen(pOrigVfs, pGroup->aReal[iChunk].z, pSubOpen,
flags, pOutFlags);
if( (*rc)!=SQLITE_OK ){
sqlite3_free(pSubOpen);
pGroup->aReal[iChunk].p = 0;
return 0;
}
}
return pSubOpen;
}
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#ifdef SQLITE_ENABLE_8_3_NAMES
/* If JOURNAL_8_3_OFFSET is set to (say) 400, then any overflow files are
** part of a database journal are named db.401, db.402, and so on. A
** database may therefore not grow to larger than 400 chunks. Attempting
** to open chunk 401 indicates the database is full. */
if( iChunk>=SQLITE_MULTIPLEX_JOURNAL_8_3_OFFSET ){
sqlite3_log(SQLITE_FULL, "multiplexed chunk overflow: %s", zName);
*rc = SQLITE_FULL;
return 0;
}
#endif
*rc = multiplexSubFilename(pGroup, iChunk);
if( (*rc)==SQLITE_OK && (pSubOpen = pGroup->aReal[iChunk].p)==0 ){
................................................................................
}else if( iChunk==0 ){
/* Fall through */
}else if( pGroup->aReal[iChunk].z==0 ){
return 0;
}else{
*rc = pOrigVfs->xAccess(pOrigVfs, pGroup->aReal[iChunk].z,
SQLITE_ACCESS_EXISTS, &bExists);
if( *rc || !bExists ){
if( *rc ){
sqlite3_log(*rc, "multiplexor.xAccess failure on %s",
pGroup->aReal[iChunk].z);
}
return 0;
}
flags &= ~SQLITE_OPEN_CREATE;
}
pSubOpen = sqlite3_malloc( pOrigVfs->szOsFile );
if( pSubOpen==0 ){
*rc = SQLITE_IOERR_NOMEM;
return 0;
}
pGroup->aReal[iChunk].p = pSubOpen;
*rc = pOrigVfs->xOpen(pOrigVfs, pGroup->aReal[iChunk].z, pSubOpen,
flags, pOutFlags);
if( (*rc)!=SQLITE_OK ){
sqlite3_log(*rc, "multiplexor.xOpen failure on %s",
pGroup->aReal[iChunk].z);
sqlite3_free(pSubOpen);
pGroup->aReal[iChunk].p = 0;
return 0;
}
}
return pSubOpen;
}
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