From 044fd237b60b30f2a422b9efd04d20badf61da79 Mon Sep 17 00:00:00 2001
From: madmaxoft <github@xoft.cz>
Date: Sun, 8 Dec 2013 12:17:54 +0100
Subject: Moved bindings-related to a Bindings subfolder.

Ref.: #407
---
 src/Bindings/tolua_base.h | 128 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 128 insertions(+)
 create mode 100644 src/Bindings/tolua_base.h

(limited to 'src/Bindings/tolua_base.h')

diff --git a/src/Bindings/tolua_base.h b/src/Bindings/tolua_base.h
new file mode 100644
index 000000000..4f1038c09
--- /dev/null
+++ b/src/Bindings/tolua_base.h
@@ -0,0 +1,128 @@
+#ifndef TOLUA_BASE_H
+#define TOLUA_BASE_H
+
+#pragma warning(disable:4800) // This file is ONLY included by Bindings.cpp and it throws lots of C4800 warnings
+
+#include "tolua++.h"
+
+
+
+
+
+class ToluaBase {
+
+	int lua_instance;
+
+protected:
+
+	lua_State* lua_state;
+
+	void lua_stacktrace(lua_State* L) const
+	{
+		lua_Debug entry;
+		int depth = 0;
+
+		while (lua_getstack(L, depth, &entry))
+		{
+			lua_getinfo(L, "Sln", &entry);
+
+			LOGERROR("%s(%d): %s", entry.short_src, entry.currentline, entry.name ? entry.name : "?");
+			depth++;
+		}
+	}
+
+
+	bool report_errors(int status) const
+	{
+		if ( status!=0 )
+		{
+			const char* s = lua_tostring(lua_state, -1);
+			LOGERROR("-- %s", s );
+			//lua_pop(lua_state, 1);
+			LOGERROR("Stack:");
+			lua_stacktrace( lua_state );
+			return true;
+		}
+		return false;
+	}
+
+	bool push_method(const char* name, lua_CFunction f) const {
+
+		if (!lua_state) return false;
+
+		lua_getref(lua_state, lua_instance);
+		lua_pushstring(lua_state, name);
+		//LOGINFO("1. push_method() Stack size: %i", lua_gettop( lua_state ) );
+		lua_gettable(lua_state, -2);
+		//LOGINFO("2. push_method() Stack size: %i", lua_gettop( lua_state ) );
+
+		if (lua_isnil(lua_state, -1)) {
+
+			// pop the table
+			lua_pop(lua_state, 2);
+			return false;
+
+		} else {
+
+			if (f) {
+				if (lua_iscfunction(lua_state, -1)) {
+					lua_pop(lua_state, 2);
+					return false;
+				};
+				/* // not for now
+				lua_pushcfunction(lua_state, f);
+				if (lua_rawequal(lua_state, -1, -2)) {
+
+					// avoid recursion, pop both functions and the table
+					lua_pop(lua_state, 3);
+					return false;
+				};
+
+				// pop f
+				lua_pop(lua_state, 1);
+				*/
+			};
+
+			// swap table with function
+			lua_insert(lua_state, -2);
+		};
+
+		return true;
+	};
+
+	void dbcall(lua_State* L, int nargs, int nresults) const {
+
+		// using lua_call for now
+		int s = lua_pcall(L, nargs, nresults, 0);
+		report_errors( s );
+	};
+public:
+	
+	int GetInstance() { return lua_instance; }
+	lua_State* GetLuaState() { return lua_state; }
+
+	void tolua__set_instance(lua_State* L, lua_Object lo) {
+
+		lua_state = L;
+
+		lua_pushvalue(L, lo);
+		lua_instance = lua_ref(lua_state, 1);
+	};
+
+	ToluaBase() {
+
+		lua_state = NULL;
+	};
+
+	~ToluaBase() {
+
+		if (lua_state) {
+
+			lua_unref(lua_state, lua_instance);
+		};
+	};
+};
+
+#endif
+
+
-- 
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