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DB::loadBlock copy removal & DB backend cleanup

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* Remove the copy from db::loadBlock by using a pointer to the destination
* cleanup db backend, the child backend doesn't have to set their functions as virtual
This commit is contained in:
Loic Blot 2016-05-14 12:23:15 +02:00
parent decbd396df
commit 143401451c
11 changed files with 47 additions and 47 deletions
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7
src/database-leveldb.cpp
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@ -65,16 +65,13 @@ bool Database_LevelDB::saveBlock(const v3s16 &pos, const std::string &data)
return true;
}
std::string Database_LevelDB::loadBlock(const v3s16 &pos)
void Database_LevelDB::loadBlock(const v3s16 &pos, std::string *block)
{
std::string datastr;
leveldb::Status status = m_database->Get(leveldb::ReadOptions(),
i64tos(getBlockAsInteger(pos)), &datastr);
if(status.ok())
return datastr;
else
return "";
*block = (status.ok()) ? datastr : "";
}
bool Database_LevelDB::deleteBlock(const v3s16 &pos)