From 613bc7a1c3941eec977218f023f7c4b33f93d14d Mon Sep 17 00:00:00 2001
From: Walter Julius Hennecke <walter.julius@hennecke-online.net>
Date: Wed, 7 Dec 2011 12:50:10 +0100
Subject: [PATCH] .

---
 cgame/lua_refent.c | 76 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 76 insertions(+)
 create mode 100644 cgame/lua_refent.c

diff --git a/cgame/lua_refent.c b/cgame/lua_refent.c
new file mode 100644
index 0000000..82a0f00
--- /dev/null
+++ b/cgame/lua_refent.c
@@ -0,0 +1,76 @@
+#include "cg_lua.h"
+
+#ifdef CG_LUA
+#include "cg_lua.h"
+
+#ifdef CG_LUA
+static int Refent_GC(lua_State * L)
+{
+
+	return 0;
+}
+
+static int Refent_ToString(lua_State * L)
+{
+	rent_t		 *rent;
+	refEntity_t  *ent;
+	char            buf[MAX_STRING_CHARS];
+
+	rent = Lua_GetRent(L, 1);
+	ent = rent->r;
+	Com_sprintf(buf, sizeof(buf), "centity: pointer=%p\n", ent);
+	lua_pushstring(L, buf);
+
+	return 1;
+}
+
+static const luaL_Reg Refentity_ctor[] = {
+	{NULL,						NULL}
+};
+
+static const luaL_Reg Refentity_meta[] = {
+	{"__gc",						Refent_GC},
+	{"__tostring",					Refent_ToString},
+
+	{NULL, NULL}
+};
+
+int Luaopen_Rent(lua_State * L)
+{
+	luaL_newmetatable(L, "cgame.refentity");
+
+	lua_pushstring(L, "__index");
+	lua_pushvalue(L, -2);
+	lua_settable(L, -3);
+
+	luaL_register(L, NULL, Refentity_meta);
+	luaL_register(L, "refentity", Refentity_ctor);
+
+	return 1;
+}
+
+void Lua_PushRent(lua_State * L, refEntity_t * rent)
+{
+	rent_t     *refent;
+
+	if(!rent)
+		lua_pushnil(L);
+	else {
+		refent = (rent_t *)lua_newuserdata(L, sizeof(cent_t));
+		luaL_getmetatable(L, "cgame.refentity");
+		lua_setmetatable(L, -2);
+		refent->r = rent;
+	}
+}
+
+rent_t *Lua_GetRent(lua_State * L, int argNum)
+{
+	void           *ud;
+
+	ud = luaL_checkudata(L, argNum, "cgame.refentity");
+	luaL_argcheck(L, ud != NULL, argNum, "\'refentity\' expected");
+	return (rent_t *) ud;
+}
+#endif
+
+#endif