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Overview
| Comment: | Set the "type" correctly of built-in BINARY collating sequences for UTF16. |
|---|---|
| Downloads: | Tarball | ZIP archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
167644f33c949b532655c2297aedf13f |
| User & Date: | drh 2009-08-20 02:49:31.000 |
Context
|
2009-08-20
| ||
| 13:45 | Incremental code and comment cleanup in where.c. There is more to be done. (check-in: 4a5d9550bd user: drh tags: trunk) | |
| 02:49 | Set the "type" correctly of built-in BINARY collating sequences for UTF16. (check-in: 167644f33c user: drh tags: trunk) | |
| 02:34 | All the sqlite3GetCollSeq() function to specify an arbitrary text encoding. (check-in: 4ee44322ca user: drh tags: trunk) | |
Changes
Changes to src/main.c.
| ︙ | ︙ | |||
1353 1354 1355 1356 1357 1358 1359 | } /* ** Create a new collating function for database "db". The name is zName ** and the encoding is enc. */ static int createCollation( | | | > | 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367 1368 1369 1370 |
}
/*
** Create a new collating function for database "db". The name is zName
** and the encoding is enc.
*/
static int createCollation(
sqlite3* db,
const char *zName,
int enc,
int collType,
void* pCtx,
int(*xCompare)(void*,int,const void*,int,const void*),
void(*xDel)(void*)
){
CollSeq *pColl;
int enc2;
int nName = sqlite3Strlen30(zName);
|
| ︙ | ︙ | |||
1420 1421 1422 1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 |
pColl = sqlite3FindCollSeq(db, (u8)enc2, zName, 1);
if( pColl ){
pColl->xCmp = xCompare;
pColl->pUser = pCtx;
pColl->xDel = xDel;
pColl->enc = (u8)(enc2 | (enc & SQLITE_UTF16_ALIGNED));
}
sqlite3Error(db, SQLITE_OK, 0);
return SQLITE_OK;
}
/*
| > | 1421 1422 1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 |
pColl = sqlite3FindCollSeq(db, (u8)enc2, zName, 1);
if( pColl ){
pColl->xCmp = xCompare;
pColl->pUser = pCtx;
pColl->xDel = xDel;
pColl->enc = (u8)(enc2 | (enc & SQLITE_UTF16_ALIGNED));
pColl->type = collType;
}
sqlite3Error(db, SQLITE_OK, 0);
return SQLITE_OK;
}
/*
|
| ︙ | ︙ | |||
1517 1518 1519 1520 1521 1522 1523 |
const char *zFilename, /* Database filename UTF-8 encoded */
sqlite3 **ppDb, /* OUT: Returned database handle */
unsigned flags, /* Operational flags */
const char *zVfs /* Name of the VFS to use */
){
sqlite3 *db;
int rc;
| < | 1519 1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532 |
const char *zFilename, /* Database filename UTF-8 encoded */
sqlite3 **ppDb, /* OUT: Returned database handle */
unsigned flags, /* Operational flags */
const char *zVfs /* Name of the VFS to use */
){
sqlite3 *db;
int rc;
int isThreadsafe;
*ppDb = 0;
#ifndef SQLITE_OMIT_AUTOINIT
rc = sqlite3_initialize();
if( rc ) return rc;
#endif
|
| ︙ | ︙ | |||
1603 1604 1605 1606 1607 1608 1609 |
goto opendb_out;
}
/* Add the default collation sequence BINARY. BINARY works for both UTF-8
** and UTF-16, so add a version for each to avoid any unnecessary
** conversions. The only error that can occur here is a malloc() failure.
*/
| | > | > | > | > | | < < < < < < | 1604 1605 1606 1607 1608 1609 1610 1611 1612 1613 1614 1615 1616 1617 1618 1619 1620 1621 1622 1623 1624 1625 1626 1627 1628 1629 1630 1631 1632 1633 1634 |
goto opendb_out;
}
/* Add the default collation sequence BINARY. BINARY works for both UTF-8
** and UTF-16, so add a version for each to avoid any unnecessary
** conversions. The only error that can occur here is a malloc() failure.
*/
createCollation(db, "BINARY", SQLITE_UTF8, SQLITE_COLL_BINARY, 0,
binCollFunc, 0);
createCollation(db, "BINARY", SQLITE_UTF16BE, SQLITE_COLL_BINARY, 0,
binCollFunc, 0);
createCollation(db, "BINARY", SQLITE_UTF16LE, SQLITE_COLL_BINARY, 0,
binCollFunc, 0);
createCollation(db, "RTRIM", SQLITE_UTF8, SQLITE_COLL_USER, (void*)1,
binCollFunc, 0);
if( db->mallocFailed ){
goto opendb_out;
}
db->pDfltColl = sqlite3FindCollSeq(db, SQLITE_UTF8, "BINARY", 0);
assert( db->pDfltColl!=0 );
/* Also add a UTF-8 case-insensitive collation sequence. */
createCollation(db, "NOCASE", SQLITE_UTF8, SQLITE_COLL_NOCASE, 0,
nocaseCollatingFunc, 0);
/* Open the backend database driver */
db->openFlags = flags;
rc = sqlite3BtreeFactory(db, zFilename, 0, SQLITE_DEFAULT_CACHE_SIZE,
flags | SQLITE_OPEN_MAIN_DB,
&db->aDb[0].pBt);
if( rc!=SQLITE_OK ){
|
| ︙ | ︙ | |||
1802 1803 1804 1805 1806 1807 1808 |
int enc,
void* pCtx,
int(*xCompare)(void*,int,const void*,int,const void*)
){
int rc;
sqlite3_mutex_enter(db->mutex);
assert( !db->mallocFailed );
| | | | 1801 1802 1803 1804 1805 1806 1807 1808 1809 1810 1811 1812 1813 1814 1815 1816 1817 1818 1819 1820 1821 1822 1823 1824 1825 1826 1827 1828 1829 1830 1831 1832 1833 1834 1835 |
int enc,
void* pCtx,
int(*xCompare)(void*,int,const void*,int,const void*)
){
int rc;
sqlite3_mutex_enter(db->mutex);
assert( !db->mallocFailed );
rc = createCollation(db, zName, enc, SQLITE_COLL_USER, pCtx, xCompare, 0);
rc = sqlite3ApiExit(db, rc);
sqlite3_mutex_leave(db->mutex);
return rc;
}
/*
** Register a new collation sequence with the database handle db.
*/
int sqlite3_create_collation_v2(
sqlite3* db,
const char *zName,
int enc,
void* pCtx,
int(*xCompare)(void*,int,const void*,int,const void*),
void(*xDel)(void*)
){
int rc;
sqlite3_mutex_enter(db->mutex);
assert( !db->mallocFailed );
rc = createCollation(db, zName, enc, SQLITE_COLL_USER, pCtx, xCompare, xDel);
rc = sqlite3ApiExit(db, rc);
sqlite3_mutex_leave(db->mutex);
return rc;
}
#ifndef SQLITE_OMIT_UTF16
/*
|
| ︙ | ︙ | |||
1845 1846 1847 1848 1849 1850 1851 |
){
int rc = SQLITE_OK;
char *zName8;
sqlite3_mutex_enter(db->mutex);
assert( !db->mallocFailed );
zName8 = sqlite3Utf16to8(db, zName, -1);
if( zName8 ){
| | | 1844 1845 1846 1847 1848 1849 1850 1851 1852 1853 1854 1855 1856 1857 1858 |
){
int rc = SQLITE_OK;
char *zName8;
sqlite3_mutex_enter(db->mutex);
assert( !db->mallocFailed );
zName8 = sqlite3Utf16to8(db, zName, -1);
if( zName8 ){
rc = createCollation(db, zName8, enc, SQLITE_COLL_USER, pCtx, xCompare, 0);
sqlite3DbFree(db, zName8);
}
rc = sqlite3ApiExit(db, rc);
sqlite3_mutex_leave(db->mutex);
return rc;
}
#endif /* SQLITE_OMIT_UTF16 */
|
| ︙ | ︙ |