w_rc_t _testing2()
{
w_rc_t rc = RC(fcOS);
RC_AUGMENT(rc);
RC_AUGMENT(rc);
RC_AUGMENT(rc);
RC_AUGMENT(rc);
RC_AUGMENT(rc);
// This constitutes a check on THIS rc
if (rc.is_error()) {; }
return rc;
}
/*
* Scan the file, deleting corresponding entries from
* the rtree index. Probe, Delete the key/elem pr, re-probe,
* re-insert, re-probe, re-delete, re-probe.
* This tests insert/remove of null entries, for one thing.
* The file given should be the original file if it still
* exists, so that we can avoid deleting in sorted order.
*/
w_rc_t
delete_rtree_entries(
stid_t idx,
stid_t fid,
smsize_t keyoffset
)
{
char stringbuffer[MAXBV];
scan_file_i scanf(fid, ss_m::t_cc_file);
bool nullfound=false;
bool feof;
w_rc_t rc;
pin_i* pin;
nbox_t key;
vec_t elem;
smsize_t klen, elen;
rid_t rid;
int i=0;
while ( !(rc=scanf.next(pin, 0, feof)).is_error() && !feof ) {
i++;
smsize_t ridoffset = pin->body_size() - sizeof(rid_t);
klen = ridoffset - keyoffset;
smsize_t offset = keyoffset;
/* Get key from file record */
while(pin->start_byte()+pin->length() <= offset){
rc = pin->next_bytes(feof);
if(rc.is_error()) {
DBG(<<"rc=" << rc);
return RC_AUGMENT(rc);
}
w_assert3(!feof);
}
offset -= pin->start_byte();
// not handling logical case...
smsize_t amt = pin->length() - offset;
DBG(<<"offset=" <<offset << " amt=" << amt);
memcpy(&stringbuffer, pin->body() + offset, amt);
if(offset + klen > pin->length()) {
rc = pin->next_bytes(feof);
if(rc.is_error()) {
DBG(<<"rc=" << rc);
return RC_AUGMENT(rc);
}
/*********************************************************************
*
* log_i::next(lsn, r)
*
* Read the next record into r and return its lsn in lsn.
* Return false if EOF reached. true otherwise.
*
*********************************************************************/
bool log_i::next(lsn_t& lsn, logrec_t*& r)
{
bool eof = (cursor == lsn_t::null);
if (! eof) {
lsn = cursor;
rc_t rc = log.fetch(lsn, r, &cursor);
// release right away, since this is only
// used in recovery.
log.release();
if (rc.is_error()) {
last_rc = rc;
RC_AUGMENT(last_rc);
RC_APPEND_MSG(last_rc, << "trying to fetch lsn " << cursor);
if (last_rc.err_num() == smlevel_0::eEOF)
eof = true;
else {
smlevel_0::errlog->clog << fatal_prio
<< "Fatal error : " << RC_PUSH(last_rc, smlevel_0::eINTERNAL) << flushl;
}
}