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authorMattes D <github@xoft.cz>2017-01-13 10:31:05 +0100
committerGitHub <noreply@github.com>2017-01-13 10:31:05 +0100
commitfb0fc07579359c0055fc4ad92a005aa89dc9b817 (patch)
tree6a1555b1d714dc05617f23a41a1916993161c41a /src/Bindings/LuaState.cpp
parentLuaState: Fixed race condition in ref tracking. (#3529) (diff)
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Diffstat (limited to '')
-rw-r--r--src/Bindings/LuaState.cpp11
1 files changed, 7 insertions, 4 deletions
diff --git a/src/Bindings/LuaState.cpp b/src/Bindings/LuaState.cpp
index 61d206109..b768b21a3 100644
--- a/src/Bindings/LuaState.cpp
+++ b/src/Bindings/LuaState.cpp
@@ -218,7 +218,7 @@ void cLuaState::cTrackedRef::Clear(void)
// Free the reference:
lua_State * luaState = nullptr;
{
- auto cs = m_CS;
+ auto cs = m_CS.load();
if (cs != nullptr)
{
cCSLock Lock(*cs);
@@ -246,7 +246,7 @@ void cLuaState::cTrackedRef::Clear(void)
bool cLuaState::cTrackedRef::IsValid(void)
{
- auto cs = m_CS;
+ auto cs = m_CS.load();
if (cs == nullptr)
{
return false;
@@ -261,7 +261,7 @@ bool cLuaState::cTrackedRef::IsValid(void)
bool cLuaState::cTrackedRef::IsSameLuaState(cLuaState & a_LuaState)
{
- auto cs = m_CS;
+ auto cs = m_CS.load();
if (cs == nullptr)
{
return false;
@@ -285,7 +285,7 @@ bool cLuaState::cTrackedRef::IsSameLuaState(cLuaState & a_LuaState)
void cLuaState::cTrackedRef::Invalidate(void)
{
- auto cs = m_CS;
+ auto cs = m_CS.load();
if (cs == nullptr)
{
// Already invalid
@@ -548,6 +548,7 @@ void cLuaState::Close(void)
{
r->Invalidate();
}
+ m_TrackedRefs.clear();
}
cCanonLuaStates::Remove(*this);
@@ -2357,6 +2358,7 @@ void cLuaState::cRef::RefStack(cLuaState & a_LuaState, int a_StackPos)
{
UnRef();
}
+ ASSERT(cCanonLuaStates::GetCanonState(a_LuaState)->m_CS.IsLockedByCurrentThread());
m_LuaState = a_LuaState;
lua_pushvalue(a_LuaState, a_StackPos); // Push a copy of the value at a_StackPos onto the stack
m_Ref = luaL_ref(a_LuaState, LUA_REGISTRYINDEX);
@@ -2370,6 +2372,7 @@ void cLuaState::cRef::UnRef(void)
{
if (IsValid())
{
+ ASSERT(cCanonLuaStates::GetCanonState(m_LuaState)->m_CS.IsLockedByCurrentThread());
luaL_unref(m_LuaState, LUA_REGISTRYINDEX, m_Ref);
}
m_LuaState = nullptr;