From ecfe17b096994649610c03561496d8506648322c Mon Sep 17 00:00:00 2001 From: madmaxoft Date: Tue, 4 Mar 2014 21:55:24 +0100 Subject: [PATCH] cLuaState: Made public the GetStackValue() functions. --- src/Bindings/LuaState.cpp | 18 +++++--- src/Bindings/LuaState.h | 97 ++++++++++++++++++++------------------- 2 files changed, 61 insertions(+), 54 deletions(-) diff --git a/src/Bindings/LuaState.cpp b/src/Bindings/LuaState.cpp index a5540df17..1890dcfe5 100644 --- a/src/Bindings/LuaState.cpp +++ b/src/Bindings/LuaState.cpp @@ -716,7 +716,7 @@ void cLuaState::Push(cBlockEntity * a_BlockEntity) -void cLuaState::GetReturn(int a_StackPos, bool & a_ReturnedVal) +void cLuaState::GetStackValue(int a_StackPos, bool & a_ReturnedVal) { a_ReturnedVal = (tolua_toboolean(m_LuaState, a_StackPos, a_ReturnedVal ? 1 : 0) > 0); } @@ -725,11 +725,17 @@ void cLuaState::GetReturn(int a_StackPos, bool & a_ReturnedVal) -void cLuaState::GetReturn(int a_StackPos, AString & a_ReturnedVal) +void cLuaState::GetStackValue(int a_StackPos, AString & a_Value) { - if (lua_isstring(m_LuaState, a_StackPos)) + size_t len = 0; + const char * data = lua_tolstring(m_LuaState, a_StackPos, &len); + if (data != NULL) { - a_ReturnedVal = tolua_tocppstring(m_LuaState, a_StackPos, a_ReturnedVal.c_str()); + a_Value.assign(data, len); + } + else + { + a_Value.clear(); } } @@ -737,7 +743,7 @@ void cLuaState::GetReturn(int a_StackPos, AString & a_ReturnedVal) -void cLuaState::GetReturn(int a_StackPos, int & a_ReturnedVal) +void cLuaState::GetStackValue(int a_StackPos, int & a_ReturnedVal) { if (lua_isnumber(m_LuaState, a_StackPos)) { @@ -749,7 +755,7 @@ void cLuaState::GetReturn(int a_StackPos, int & a_ReturnedVal) -void cLuaState::GetReturn(int a_StackPos, double & a_ReturnedVal) +void cLuaState::GetStackValue(int a_StackPos, double & a_ReturnedVal) { if (lua_isnumber(m_LuaState, a_StackPos)) { diff --git a/src/Bindings/LuaState.h b/src/Bindings/LuaState.h index dcb660c3f..4a7a6fadb 100644 --- a/src/Bindings/LuaState.h +++ b/src/Bindings/LuaState.h @@ -197,6 +197,19 @@ public: void Push(void * a_Ptr); void Push(cHopperEntity * a_Hopper); void Push(cBlockEntity * a_BlockEntity); + + /** Retrieve value at a_StackPos, if it is a valid bool. If not, a_Value is unchanged */ + void GetStackValue(int a_StackPos, bool & a_Value); + + /** Retrieve value at a_StackPos, if it is a valid string. If not, a_Value is unchanged */ + void GetStackValue(int a_StackPos, AString & a_Value); + + /** Retrieve value at a_StackPos, if it is a valid number. If not, a_Value is unchanged */ + void GetStackValue(int a_StackPos, int & a_Value); + + /** Retrieve value at a_StackPos, if it is a valid number. If not, a_Value is unchanged */ + void GetStackValue(int a_StackPos, double & a_Value); + /** Call any 0-param 0-return Lua function in a single line: */ template @@ -270,7 +283,7 @@ public: { return false; } - GetReturn(-1, a_Ret1); + GetStackValue(-1, a_Ret1); lua_pop(m_LuaState, 1); return true; } @@ -292,7 +305,7 @@ public: { return false; } - GetReturn(-1, a_Ret1); + GetStackValue(-1, a_Ret1); lua_pop(m_LuaState, 1); ASSERT(InitialTop == lua_gettop(m_LuaState)); return true; @@ -315,7 +328,7 @@ public: { return false; } - GetReturn(-1, a_Ret1); + GetStackValue(-1, a_Ret1); lua_pop(m_LuaState, 1); return true; } @@ -338,7 +351,7 @@ public: { return false; } - GetReturn(-1, a_Ret1); + GetStackValue(-1, a_Ret1); lua_pop(m_LuaState, 1); return true; } @@ -362,7 +375,7 @@ public: { return false; } - GetReturn(-1, a_Ret1); + GetStackValue(-1, a_Ret1); lua_pop(m_LuaState, 1); return true; } @@ -387,7 +400,7 @@ public: { return false; } - GetReturn(-1, a_Ret1); + GetStackValue(-1, a_Ret1); lua_pop(m_LuaState, 1); return true; } @@ -414,7 +427,7 @@ public: { return false; } - GetReturn(-1, a_Ret1); + GetStackValue(-1, a_Ret1); lua_pop(m_LuaState, 1); return true; } @@ -442,7 +455,7 @@ public: { return false; } - GetReturn(-1, a_Ret1); + GetStackValue(-1, a_Ret1); lua_pop(m_LuaState, 1); return true; } @@ -471,7 +484,7 @@ public: { return false; } - GetReturn(-1, a_Ret1); + GetStackValue(-1, a_Ret1); lua_pop(m_LuaState, 1); return true; } @@ -501,7 +514,7 @@ public: { return false; } - GetReturn(-1, a_Ret1); + GetStackValue(-1, a_Ret1); lua_pop(m_LuaState, 1); return true; } @@ -532,7 +545,7 @@ public: { return false; } - GetReturn(-1, a_Ret1); + GetStackValue(-1, a_Ret1); lua_pop(m_LuaState, 1); return true; } @@ -553,8 +566,8 @@ public: { return false; } - GetReturn(-2, a_Ret1); - GetReturn(-1, a_Ret2); + GetStackValue(-2, a_Ret1); + GetStackValue(-1, a_Ret2); lua_pop(m_LuaState, 2); return true; } @@ -576,8 +589,8 @@ public: { return false; } - GetReturn(-2, a_Ret1); - GetReturn(-1, a_Ret2); + GetStackValue(-2, a_Ret1); + GetStackValue(-1, a_Ret2); lua_pop(m_LuaState, 2); return true; } @@ -601,8 +614,8 @@ public: { return false; } - GetReturn(-2, a_Ret1); - GetReturn(-1, a_Ret2); + GetStackValue(-2, a_Ret1); + GetStackValue(-1, a_Ret2); lua_pop(m_LuaState, 2); return true; } @@ -627,8 +640,8 @@ public: { return false; } - GetReturn(-2, a_Ret1); - GetReturn(-1, a_Ret2); + GetStackValue(-2, a_Ret1); + GetStackValue(-1, a_Ret2); lua_pop(m_LuaState, 2); return true; } @@ -654,8 +667,8 @@ public: { return false; } - GetReturn(-2, a_Ret1); - GetReturn(-1, a_Ret2); + GetStackValue(-2, a_Ret1); + GetStackValue(-1, a_Ret2); lua_pop(m_LuaState, 2); return true; } @@ -683,8 +696,8 @@ public: { return false; } - GetReturn(-2, a_Ret1); - GetReturn(-1, a_Ret2); + GetStackValue(-2, a_Ret1); + GetStackValue(-1, a_Ret2); lua_pop(m_LuaState, 2); return true; } @@ -713,8 +726,8 @@ public: { return false; } - GetReturn(-2, a_Ret1); - GetReturn(-1, a_Ret2); + GetStackValue(-2, a_Ret1); + GetStackValue(-1, a_Ret2); lua_pop(m_LuaState, 2); return true; } @@ -743,9 +756,9 @@ public: { return false; } - GetReturn(-3, a_Ret1); - GetReturn(-2, a_Ret2); - GetReturn(-1, a_Ret3); + GetStackValue(-3, a_Ret1); + GetStackValue(-2, a_Ret2); + GetStackValue(-1, a_Ret3); lua_pop(m_LuaState, 3); return true; } @@ -775,9 +788,9 @@ public: { return false; } - GetReturn(-3, a_Ret1); - GetReturn(-2, a_Ret2); - GetReturn(-1, a_Ret3); + GetStackValue(-3, a_Ret1); + GetStackValue(-2, a_Ret2); + GetStackValue(-1, a_Ret3); lua_pop(m_LuaState, 3); return true; } @@ -808,11 +821,11 @@ public: { return false; } - GetReturn(-5, a_Ret1); - GetReturn(-4, a_Ret2); - GetReturn(-3, a_Ret3); - GetReturn(-2, a_Ret4); - GetReturn(-1, a_Ret5); + GetStackValue(-5, a_Ret1); + GetStackValue(-4, a_Ret2); + GetStackValue(-3, a_Ret3); + GetStackValue(-2, a_Ret4); + GetStackValue(-1, a_Ret5); lua_pop(m_LuaState, 5); return true; } @@ -918,18 +931,6 @@ protected: /** Pushes a usertype of the specified class type onto the stack */ void PushUserType(void * a_Object, const char * a_Type); - /** Retrieve value returned at a_StackPos, if it is a valid bool. If not, a_ReturnedVal is unchanged */ - void GetReturn(int a_StackPos, bool & a_ReturnedVal); - - /** Retrieve value returned at a_StackPos, if it is a valid string. If not, a_ReturnedVal is unchanged */ - void GetReturn(int a_StackPos, AString & a_ReturnedVal); - - /** Retrieve value returned at a_StackPos, if it is a valid number. If not, a_ReturnedVal is unchanged */ - void GetReturn(int a_StackPos, int & a_ReturnedVal); - - /** Retrieve value returned at a_StackPos, if it is a valid number. If not, a_ReturnedVal is unchanged */ - void GetReturn(int a_StackPos, double & a_ReturnedVal); - /** Calls the function that has been pushed onto the stack by PushFunction(), with arguments pushed by PushXXX().