/*
** Rollback all database files.
*/
static void sqlite3RollbackAll( sqlite3 db )
{
int i;
int inTrans = 0;
Debug.Assert( sqlite3_mutex_held( db.mutex ) );
sqlite3BeginBenignMalloc();
for ( i = 0; i < db.nDb; i++ )
{
if ( db.aDb[i].pBt != null )
{
if ( sqlite3BtreeIsInTrans( db.aDb[i].pBt ) )
{
inTrans = 1;
}
sqlite3BtreeRollback( db.aDb[i].pBt );
db.aDb[i].inTrans = 0;
}
}
sqlite3VtabRollback( db );
sqlite3EndBenignMalloc();
if ( ( db.flags & SQLITE_InternChanges ) != 0 )
{
sqlite3ExpirePreparedStatements( db );
sqlite3ResetInternalSchema( db, -1 );
}
/* Any deferred constraint violations have now been resolved. */
db.nDeferredCons = 0;
/* If one has been configured, invoke the rollback-hook callback */
if ( db.xRollbackCallback != null && ( inTrans != 0 || 0 == db.autoCommit ) )
{
db.xRollbackCallback( db.pRollbackArg );
}
}
