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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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11
src/database-dummy.cpp
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@ -30,13 +30,16 @@ bool Database_Dummy::saveBlock(const v3s16 &pos, const std::string &data)
return true;
}
std::string Database_Dummy::loadBlock(const v3s16 &pos)
void Database_Dummy::loadBlock(const v3s16 &pos, std::string *block)
{
s64 i = getBlockAsInteger(pos);
std::map<s64, std::string>::iterator it = m_database.find(i);
if (it == m_database.end())
return "";
return it->second;
if (it == m_database.end()) {
*block = "";
return;
}
*block = it->second;
}
bool Database_Dummy::deleteBlock(const v3s16 &pos)