diff options
Diffstat (limited to 'source/LuaState.cpp')
| -rw-r--r-- | source/LuaState.cpp | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/source/LuaState.cpp b/source/LuaState.cpp index da86a4b20..117023755 100644 --- a/source/LuaState.cpp +++ b/source/LuaState.cpp @@ -37,6 +37,7 @@ extern "C" cLuaState::cLuaState(const AString & a_SubsystemName) : m_LuaState(NULL), + m_IsOwned(false), m_SubsystemName(a_SubsystemName) { } @@ -45,6 +46,17 @@ cLuaState::cLuaState(const AString & a_SubsystemName) : +cLuaState::cLuaState(lua_State * a_AttachState) : + m_LuaState(a_AttachState), + m_IsOwned(false), + m_SubsystemName("<attached>") +{ +} + + + + + cLuaState::~cLuaState() { if (IsValid()) @@ -70,6 +82,7 @@ void cLuaState::Create(void) ManualBindings::Bind(m_LuaState); luaopen_lsqlite3(m_LuaState); luaopen_lxp(m_LuaState); + m_IsOwned = true; } @@ -83,8 +96,62 @@ void cLuaState::Close(void) LOGWARNING("%s: Trying to close an invalid LuaState, ignoring.", __FUNCTION__); return; } + if (!m_IsOwned) + { + LOGWARNING( + "%s: Detected mis-use, calling Close() on an attached state (0x%p). Detaching instead.", + __FUNCTION__, m_LuaState + ); + Detach(); + return; + } lua_close(m_LuaState); m_LuaState = NULL; + m_IsOwned = false; +} + + + + + +void cLuaState::Attach(lua_State * a_State) +{ + if (m_LuaState != NULL) + { + LOGINFO("%s: Already contains a LuaState (0x%p), will be closed / detached.", __FUNCTION__, m_LuaState); + if (m_IsOwned) + { + Close(); + } + else + { + Detach(); + } + } + m_LuaState = a_State; + m_IsOwned = false; +} + + + + + +void cLuaState::Detach(void) +{ + if (m_LuaState == NULL) + { + return; + } + if (m_IsOwned) + { + LOGWARNING( + "%s: Detected a mis-use, calling Detach() when the state is owned. Closing the owned state (0x%p).", + __FUNCTION__, m_LuaState + ); + Close(); + return; + } + m_LuaState = NULL; } |