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Overview
| Comment: | Add NEVER and assert macros and explanatory comments for unreachable conditions. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
ffb6596e6c80e284c1542b03f2c7bbfc |
| User & Date: | drh 2010-03-08 21:40:14 |
Context
|
2010-03-09
| ||
| 05:01 | Version 3.6.23 release candidate 1 (check-in: 30e9f966e7 user: drh tags: trunk) | |
|
2010-03-08
| ||
| 21:40 | Add NEVER and assert macros and explanatory comments for unreachable conditions. (check-in: ffb6596e6c user: drh tags: trunk) | |
| 15:17 | Correct an assert() in mem2.c (test code only). (check-in: 1a88e31b03 user: dan tags: trunk) | |
Changes
Changes to src/pager.c.
5003 5004 5005 5006 5007 5008 5009 5010 5011 5012 5013 5014 5015 5016 |
/* If this is a release of the outermost savepoint, truncate
** the sub-journal to zero bytes in size. */
if( op==SAVEPOINT_RELEASE ){
if( nNew==0 && isOpen(pPager->sjfd) ){
/* Only truncate if it is an in-memory sub-journal. */
if( sqlite3IsMemJournal(pPager->sjfd) ){
rc = sqlite3OsTruncate(pPager->sjfd, 0);
}
pPager->nSubRec = 0;
}
}
/* Else this is a rollback operation, playback the specified savepoint.
** If this is a temp-file, it is possible that the journal file has
** not yet been opened. In this case there have been no changes to
|
> |
5003 5004 5005 5006 5007 5008 5009 5010 5011 5012 5013 5014 5015 5016 5017 |
/* If this is a release of the outermost savepoint, truncate
** the sub-journal to zero bytes in size. */
if( op==SAVEPOINT_RELEASE ){
if( nNew==0 && isOpen(pPager->sjfd) ){
/* Only truncate if it is an in-memory sub-journal. */
if( sqlite3IsMemJournal(pPager->sjfd) ){
rc = sqlite3OsTruncate(pPager->sjfd, 0);
assert( rc==SQLITE_OK );
}
pPager->nSubRec = 0;
}
}
/* Else this is a rollback operation, playback the specified savepoint.
** If this is a temp-file, it is possible that the journal file has
** not yet been opened. In this case there have been no changes to
|
Changes to src/vdbeaux.c.
2123 2124 2125 2126 2127 2128 2129 2130 2131 2132 2133 2134 2135 2136 2137 2138 2139 2140 2141 2142 |
db->autoCommit = 1;
}
}
/* If eStatementOp is non-zero, then a statement transaction needs to
** be committed or rolled back. Call sqlite3VdbeCloseStatement() to
** do so. If this operation returns an error, and the current statement
** error code is SQLITE_OK or SQLITE_CONSTRAINT, then set the error
** code to the new value.
*/
if( eStatementOp ){
rc = sqlite3VdbeCloseStatement(p, eStatementOp);
if( rc && (p->rc==SQLITE_OK || p->rc==SQLITE_CONSTRAINT) ){
p->rc = rc;
sqlite3DbFree(db, p->zErrMsg);
p->zErrMsg = 0;
}
}
/* If this was an INSERT, UPDATE or DELETE and no statement transaction
|
| | > > > > > | |
2123 2124 2125 2126 2127 2128 2129 2130 2131 2132 2133 2134 2135 2136 2137 2138 2139 2140 2141 2142 2143 2144 2145 2146 2147 |
db->autoCommit = 1;
}
}
/* If eStatementOp is non-zero, then a statement transaction needs to
** be committed or rolled back. Call sqlite3VdbeCloseStatement() to
** do so. If this operation returns an error, and the current statement
** error code is SQLITE_OK or SQLITE_CONSTRAINT, then promote the
** current statement error code.
**
** Note that sqlite3VdbeCloseStatement() can only fail if eStatementOp
** is SAVEPOINT_ROLLBACK. But if p->rc==SQLITE_OK then eStatementOp
** must be SAVEPOINT_RELEASE. Hence the NEVER(p->rc==SQLITE_OK) in
** the following code.
*/
if( eStatementOp ){
rc = sqlite3VdbeCloseStatement(p, eStatementOp);
if( rc && (NEVER(p->rc==SQLITE_OK) || p->rc==SQLITE_CONSTRAINT) ){
p->rc = rc;
sqlite3DbFree(db, p->zErrMsg);
p->zErrMsg = 0;
}
}
/* If this was an INSERT, UPDATE or DELETE and no statement transaction
|