1 files changed, 39 insertions, 10 deletions

diff --git a/src/client/main.cpp b/src/client/main.cpp
index f08862c..98b2f61 100644
--- a/src/client/main.cpp
+++ b/src/client/main.cpp
@@ -1,5 +1,6 @@
 #include <stdio.h>
 #include <stdlib.h>
+#include <assert.h>
 extern "C" {
   #include <lua.h>
   #include <lauxlib.h>
@@ -134,7 +135,9 @@ int main(int argc, char *argv[]){
 	L = state;
 	printf("Created lua state at %p\n",L);
 	//Load the lua libraries
+	assert(lua_gettop(L) == 0);
 	loadLLibs(state);
+	assert(lua_gettop(L) == 0);
 	//Defined in initdevice.cpp, creates the irrlicht device
 	printf("Argc: %d\n",argc);
 	char *path;
@@ -143,7 +146,9 @@ int main(int argc, char *argv[]){
 	}else{
 		path = (char*)"../data";
 	}
+	assert(lua_gettop(L) == 0);
 	device = spawnIrrDevice(state,path);
+	assert(lua_gettop(L) == 0);
 	if (!device){
 		printf("Failed to initalize device\n");
 		return 1;
@@ -152,19 +157,24 @@ int main(int argc, char *argv[]){
 	//ILogger* log = device->getLogger();
 	//log->setLogLevel(ELL_NONE);
 	//Loads libraries for interfaceing with irrlicht
+	assert(lua_gettop(L) == 0);
 	luaL_openlibs(state);
+	assert(lua_gettop(L) == 0);
 	loadIrrLibs(state,device);
+	assert(lua_gettop(L) == 0);
 	loadNetLibs(state);
+	assert(lua_gettop(L) == 0);
 	loadCommonLibs(state);
+	assert(lua_gettop(L) == 0);
 	printf("Loadded irr libs...\n");
 	//Sets the global event handeler
 	printf("Creating event receiver\n");
 	GlobalEventReceiver ger = GlobalEventReceiver(device);
 	printf("Created event receiver\n");
 	device->setEventReceiver(&ger);
-	
+	assert(lua_gettop(L) == 0);
 	pusherrorfunc(L);//errfunc
-	int err = luaL_loadfile(state,"init.lua");
+	int err = luaL_loadfile(state,"init.lua");//errfunc,init()
 	printf("Error loading init.lua: %d\n",err);
 	switch(err){//errmsg or nothing
 		case 0:
@@ -181,8 +191,10 @@ int main(int argc, char *argv[]){
 	}
 	//errfunc,initfile()
 	printf("Loaded file\n");
-	lua_pcall(state,0,0,-2);
+	lua_pcall(state,0,0,-2);//errfunc()
+	lua_pop(L,1);//
 	printf("Finished running init.lua");
+	assert(lua_gettop(L) == 0);
 	//int iErr = luaL_dofile(state,"init.lua");
 	//if(iErr != 0){
 		//printf("Failed to open lua file:%s/init.lua\n",path);
@@ -205,14 +217,21 @@ int main(int argc, char *argv[]){
 	printf("Device is %p\n",device);
 	while(device->run()){
 		//printf("Start gameloop net\n");
+		assert(lua_gettop(L) == 0);
 		gameloop_net(L);
+		assert(lua_gettop(L) == 0);
 		//printf("End gameloop net\n");
 		//printf("Start gameloop phys\n");
+		assert(lua_gettop(L) == 0);
 		gameloop_phys(UpdateElement);
+		assert(lua_gettop(L) == 0);
 		//printf("End gameloop phys\n");
 		if(device->isWindowActive()){
+			assert(lua_gettop(L) == 0);
 			driver->beginScene(true, true, background);
+			assert(lua_gettop(L) == 0);
 			//printf("Device active, began scene\n");
+			assert(lua_gettop(L) == 0);
 			pusherrorfunc(state);
 			lua_getglobal(state,"GAME");//err(),{GAME}
 			lua_getfield(state,-1,"draw");//err(),{GAME},GAME.draw()
@@ -222,10 +241,12 @@ int main(int argc, char *argv[]){
 			}else{
 				lua_pop(state,3);
 			}
+			assert(lua_gettop(L) == 0);
 			//printf("Finished calling GAME.draw()\n");
 
 			smgr->drawAll();
 			//printf("Scene manager drew all\n");
+			assert(lua_gettop(L) == 0);
 			lua_getglobal(state,"GAME");
 			lua_getfield(state,-1,"drawPostScene");
 			if(!lua_isnil(state,-1)){
@@ -234,9 +255,11 @@ int main(int argc, char *argv[]){
 			}else{
 				lua_pop(state,2);
 			}
+			assert(lua_gettop(L) == 0);
 			//printf("Post draw scene completed\n");
 			guienv->drawAll();
 			//printf("Gui draw all completed\n");
+			assert(lua_gettop(L) == 0);
 			lua_getglobal(state,"GAME");
 			lua_getfield(state,-1,"drawPostGui");
 			if(!lua_isnil(state,-1)){
@@ -245,23 +268,29 @@ int main(int argc, char *argv[]){
 			}else{
 				lua_pop(state,2);
 			}
+			assert(lua_gettop(L) == 0);
 			//printf("GAME.drawPostGui completed\n");
 			driver->endScene();
 		}else{
+			assert(lua_gettop(L) == 0);
 			device->yield();
+			assert(lua_gettop(L) == 0);
 		}
-		lua_getglobal(state,"GAME");//{}
-		lua_getfield(state,-1,"tick");//{},function_tick()
+		assert(lua_gettop(L) == 0);
+		pusherrorfunc(L);//errfunc()
+		lua_getglobal(state,"GAME");//errfunc(),{}
+		lua_getfield(state,-1,"tick");//errfunc(),{},function_tick()
 		if(!lua_isnil(state,-1)){
-			lua_call(state,0,0);
-			lua_pop(state,1);
-		}else{
-			lua_pop(state,2);
+			lua_pcall(state,0,0,-3);//errfunc(),{}
+			lua_pop(state,2);//
+		}else{//errfunc(),{},nil
+			lua_pop(state,3);//
 		}
+		assert(lua_gettop(L) == 0);
 	}
+	assert(lua_gettop(L) == 0);
 	//phys_shutdown(RemoveISceneNode);
 	phys_shutdown();
-
 	device->drop();
 	printf("Goodbye\n");
 	return 0;