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Create CDBEnv::TxnBegin(), and use it in CDB::TxnBegin()

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This commit is contained in:
Jeff Garzik 2012-05-14 12:33:34 -04:00 committed by Jeff Garzik
parent cd9696fc97
commit 24b57e3c6a
1 changed files with 11 additions and 3 deletions
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14
src/db.h
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@ -50,6 +50,15 @@ public:
void Flush(bool fShutdown); void Flush(bool fShutdown);
void CheckpointLSN(std::string strFile); void CheckpointLSN(std::string strFile);
void SetDetach(bool fDetachDB_) { fDetachDB = fDetachDB_; } void SetDetach(bool fDetachDB_) { fDetachDB = fDetachDB_; }
DbTxn *TxnBegin(DbTxn *baseTxn, int flags=DB_TXN_WRITE_NOSYNC)
{
DbTxn* ptxn = NULL;
int ret = dbenv.txn_begin(baseTxn, &ptxn, flags);
if (!ptxn || ret != 0)
return NULL;
return ptxn;
}
}; };
extern CDBEnv bitdb; extern CDBEnv bitdb;
@ -237,9 +246,8 @@ public:
{ {
if (!pdb) if (!pdb)
return false; return false;
DbTxn* ptxn = NULL; DbTxn* ptxn = bitdb.TxnBegin(GetTxn());
int ret = bitdb.dbenv.txn_begin(GetTxn(), &ptxn, DB_TXN_WRITE_NOSYNC); if (!ptxn)
if (!ptxn || ret != 0)
return false; return false;
vTxn.push_back(ptxn); vTxn.push_back(ptxn);
return true; return true;