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a mutex added to TempMods which hopefully fixes rare segfaults on client

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This commit is contained in:
Perttu Ahola
2010-12-23 10:29:09 +02:00
parent 71948dbf96
commit 03d67af9e8
4 changed files with 82 additions and 76 deletions
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16
src/mapblock.h
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@@ -399,15 +399,30 @@ public:
<<", mod.type="<<mod.type
<<", mod.param="<<mod.param
<<std::endl;*/
JMutexAutoLock lock(m_temp_mods_mutex);
m_temp_mods[p] = mod;
}
// Returns true if there was one
bool getTempMod(v3s16 p, struct NodeMod *mod)
{
JMutexAutoLock lock(m_temp_mods_mutex);
core::map<v3s16, NodeMod>::Node *n;
n = m_temp_mods.find(p);
if(n == NULL)
return false;
if(mod)
*mod = n->getValue();
return true;
}
void clearTempMod(v3s16 p)
{
JMutexAutoLock lock(m_temp_mods_mutex);
if(m_temp_mods.find(p))
m_temp_mods.remove(p);
}
void clearTempMods()
{
JMutexAutoLock lock(m_temp_mods_mutex);
m_temp_mods.clear();
}
#endif
@@ -517,6 +532,7 @@ private:
// Temporary modifications to nodes
// These are only used when drawing
core::map<v3s16, NodeMod> m_temp_mods;
JMutex m_temp_mods_mutex;
#endif
};