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Overview
Comment: | Fix a compiler warning about an unused parameter in the merge-sort code. |
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Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | trunk |
Files: | files | file ages | folders |
SHA1: |
6b657ae75035eb10b0ad640998d3c9ea |
User & Date: | drh 2011-09-04 01:27:00.510 |
Context
2011-09-05
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14:20 | Refactor the sqlite3VdbeRecordUnpack() interface to better accommodate the vdbesort.c module. (check-in: f115b23035 user: dan tags: trunk) | |
2011-09-04
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01:27 | Fix a compiler warning about an unused parameter in the merge-sort code. (check-in: 6b657ae750 user: drh tags: trunk) | |
01:11 | Improve the testability of the merge-sort logic. (check-in: b5179baf87 user: drh tags: trunk) | |
Changes
Changes to src/vdbesort.c.
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229 230 231 232 233 234 235 | ** (i.e. if no IO error occurs), then *piOffset is set to the offset of ** the first byte past the end of the varint before returning. *piVal is ** set to the integer value read. If an error occurs, the final values of ** both *piOffset and *piVal are undefined. */ static int vdbeSorterReadVarint( sqlite3_file *pFile, /* File to read from */ | < < | 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 | ** (i.e. if no IO error occurs), then *piOffset is set to the offset of ** the first byte past the end of the varint before returning. *piVal is ** set to the integer value read. If an error occurs, the final values of ** both *piOffset and *piVal are undefined. */ static int vdbeSorterReadVarint( sqlite3_file *pFile, /* File to read from */ i64 *piOffset, /* IN/OUT: Read offset in pFile */ i64 *piVal /* OUT: Value read from file */ ){ u8 aVarint[9]; /* Buffer large enough for a varint */ i64 iOff = *piOffset; /* Offset in file to read from */ int rc; /* Return code */ rc = sqlite3OsRead(pFile, aVarint, 9, iOff); if( rc==SQLITE_OK ){ *piOffset += getVarint(aVarint, (u64 *)piVal); } return rc; } |
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270 271 272 273 274 275 276 | pIter->pFile = pSorter->pTemp1; pIter->iReadOff = iStart; pIter->nAlloc = 128; pIter->aAlloc = (u8 *)sqlite3DbMallocRaw(db, pIter->nAlloc); if( !pIter->aAlloc ){ rc = SQLITE_NOMEM; }else{ | < | | 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 | pIter->pFile = pSorter->pTemp1; pIter->iReadOff = iStart; pIter->nAlloc = 128; pIter->aAlloc = (u8 *)sqlite3DbMallocRaw(db, pIter->nAlloc); if( !pIter->aAlloc ){ rc = SQLITE_NOMEM; }else{ i64 nByte; /* Total size of PMA in bytes */ rc = vdbeSorterReadVarint(pSorter->pTemp1, &pIter->iReadOff, &nByte); *pnByte += nByte; pIter->iEof = pIter->iReadOff + nByte; } if( rc==SQLITE_OK ){ rc = vdbeSorterIterNext(db, pIter); } return rc; |
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