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path: root/src/luabind-3-globalsindex.patch
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This file is part of MXE.
See index.html for further information.

commit 7325c469a8eb443cd2d46c9860f278cd2672dace
Author: Boris Nagaev <bnagaev@gmail.com>
Date:   Fri Aug 22 15:27:11 2014 +0400

    LUA_GLOBALSINDEX

diff --git a/luabind/detail/call_function.hpp b/luabind/detail/call_function.hpp
index 8f5afff..cb56dc0 100644
--- a/luabind/detail/call_function.hpp
+++ b/luabind/detail/call_function.hpp
@@ -347,8 +347,7 @@ namespace luabind
 			, luabind::detail::proxy_function_void_caller<boost::tuples::tuple<BOOST_PP_ENUM(BOOST_PP_ITERATION(), LUABIND_TUPLE_PARAMS, _)> >
 			, luabind::detail::proxy_function_caller<Ret, boost::tuples::tuple<BOOST_PP_ENUM(BOOST_PP_ITERATION(), LUABIND_TUPLE_PARAMS, _)> > >::type proxy_type;
 
-		lua_pushstring(L, name);
-		lua_gettable(L, LUA_GLOBALSINDEX);
+		lua_getglobal(L, name);
 
 		return proxy_type(L, 1, &detail::pcall, args);
 	}
@@ -390,8 +389,7 @@ namespace luabind
 			, luabind::detail::proxy_function_void_caller<boost::tuples::tuple<BOOST_PP_ENUM(BOOST_PP_ITERATION(), LUABIND_TUPLE_PARAMS, _)> >
 			, luabind::detail::proxy_function_caller<Ret, boost::tuples::tuple<BOOST_PP_ENUM(BOOST_PP_ITERATION(), LUABIND_TUPLE_PARAMS, _)> > >::type proxy_type;
 
-		lua_pushstring(L, name);
-		lua_gettable(L, LUA_GLOBALSINDEX);
+		lua_getglobal(L, name);
 
 		return proxy_type(L, 1, &detail::resume_impl, args);
 	}
diff --git a/luabind/detail/object_funs.hpp b/luabind/detail/object_funs.hpp
index 2600238..f826d7a 100644
--- a/luabind/detail/object_funs.hpp
+++ b/luabind/detail/object_funs.hpp
@@ -184,7 +184,11 @@ namespace luabind
 
 	inline object get_globals(lua_State* L)
 	{
+#ifdef LUA_GLOBALSINDEX
 		lua_pushvalue(L, LUA_GLOBALSINDEX);
+#else
+		lua_rawgeti(L, LUA_REGISTRYINDEX, LUA_RIDX_GLOBALS);
+#endif
 		detail::lua_reference ref;
 		ref.set(L);
 		return object(L, ref, true/*object::reference()*/);
diff --git a/luabind/object.hpp b/luabind/object.hpp
index f7b7ca5..b288171 100644
--- a/luabind/object.hpp
+++ b/luabind/object.hpp
@@ -1207,7 +1207,12 @@ inline object newtable(lua_State* interpreter)
 // this could be optimized by returning a proxy
 inline object globals(lua_State* interpreter)
 {
+#ifdef LUA_GLOBALSINDEX
     lua_pushvalue(interpreter, LUA_GLOBALSINDEX);
+#else
+    lua_rawgeti(interpreter, LUA_REGISTRYINDEX,
+            LUA_RIDX_GLOBALS);
+#endif
     detail::stack_pop pop(interpreter, 1);
     return object(from_stack(interpreter, -1));
 }
diff --git a/src/class_rep.cpp b/src/class_rep.cpp
index 70bb623..912df95 100755
--- a/src/class_rep.cpp
+++ b/src/class_rep.cpp
@@ -146,11 +146,10 @@ int luabind::detail::class_rep::constructor_dispatcher(lua_State* L)
         && cls->get_class_type() == class_rep::lua_class
         && !cls->bases().empty())
     {
-        lua_pushstring(L, "super");
         lua_pushvalue(L, 1);
         lua_pushvalue(L, -3);
         lua_pushcclosure(L, super_callback, 2);
-        lua_settable(L, LUA_GLOBALSINDEX);
+        lua_setglobal(L, "super");
     }
 
     lua_pushvalue(L, -1);
@@ -169,9 +168,8 @@ int luabind::detail::class_rep::constructor_dispatcher(lua_State* L)
 
     if (super_deprecation_disabled)
     {
-        lua_pushstring(L, "super");
         lua_pushnil(L);
-        lua_settable(L, LUA_GLOBALSINDEX);
+        lua_setglobal(L, "super");
     }
 
     return 1;
@@ -214,17 +212,15 @@ int luabind::detail::class_rep::super_callback(lua_State* L)
 
 	if (base->bases().empty())
 	{
-		lua_pushstring(L, "super");
 		lua_pushnil(L);
-		lua_settable(L, LUA_GLOBALSINDEX);
+		lua_setglobal(L, "super");
 	}
 	else
 	{
-		lua_pushstring(L, "super");
 		lua_pushlightuserdata(L, base);
 		lua_pushvalue(L, lua_upvalueindex(2));
 		lua_pushcclosure(L, super_callback, 2);
-		lua_settable(L, LUA_GLOBALSINDEX);
+		lua_setglobal(L, "super");
 	}
 
 	base->get_table(L);
@@ -241,9 +237,8 @@ int luabind::detail::class_rep::super_callback(lua_State* L)
 	// TODO: instead of clearing the global variable "super"
 	// store it temporarily in the registry. maybe we should
 	// have some kind of warning if the super global is used?
-	lua_pushstring(L, "super");
 	lua_pushnil(L);
-	lua_settable(L, LUA_GLOBALSINDEX);
+	lua_setglobal(L, "super");
 
 	return 0;
 }
diff --git a/src/create_class.cpp b/src/create_class.cpp
index c0eb719..47251ef 100755
--- a/src/create_class.cpp
+++ b/src/create_class.cpp
@@ -126,9 +126,8 @@ namespace luabind { namespace detail
 		new(c) class_rep(L, name);
 
 		// make the class globally available
-		lua_pushstring(L, name);
-		lua_pushvalue(L, -2);
-		lua_settable(L, LUA_GLOBALSINDEX);
+		lua_pushvalue(L, -1);
+		lua_setglobal(L, name);
 
 		// also add it to the closure as return value
 		lua_pushcclosure(L, &stage2, 1);
diff --git a/src/open.cpp b/src/open.cpp
index f20dcfc..ec8e4ff 100755
--- a/src/open.cpp
+++ b/src/open.cpp
@@ -178,21 +178,18 @@ namespace
         lua_settable(L, LUA_REGISTRYINDEX);
 
         // add functions (class, cast etc...)
-        lua_pushstring(L, "class");
         lua_pushcclosure(L, detail::create_class::stage1, 0);
-        lua_settable(L, LUA_GLOBALSINDEX);
+        lua_setglobal(L, "class");
 
-        lua_pushstring(L, "property");
         lua_pushcclosure(L, &make_property, 0);
-        lua_settable(L, LUA_GLOBALSINDEX);
+        lua_setglobal(L, "property");
 
         lua_pushlightuserdata(L, &main_thread_tag);
         lua_pushlightuserdata(L, L);
         lua_rawset(L, LUA_REGISTRYINDEX);
 
-        lua_pushstring(L, "super");
         lua_pushcclosure(L, &deprecated_super, 0);
-        lua_settable(L, LUA_GLOBALSINDEX);
+        lua_setglobal(L, "super");
     }
 
 } // namespace luabind
diff --git a/src/scope.cpp b/src/scope.cpp
index 6495687..d4d1f24 100755
--- a/src/scope.cpp
+++ b/src/scope.cpp
@@ -136,22 +136,25 @@ namespace luabind {
     {
         if (m_name)
         {
-            lua_pushstring(m_state, m_name);
-            lua_gettable(m_state, LUA_GLOBALSINDEX);
+            lua_getglobal(m_state, m_name);
 
             if (!lua_istable(m_state, -1))
             {
                 lua_pop(m_state, 1);
 
                 lua_newtable(m_state);
-                lua_pushstring(m_state, m_name);
-                lua_pushvalue(m_state, -2);
-                lua_settable(m_state, LUA_GLOBALSINDEX);
+                lua_pushvalue(m_state, -1);
+                lua_setglobal(m_state, m_name);
             }
         }
         else
         {
+#ifdef LUA_GLOBALSINDEX
             lua_pushvalue(m_state, LUA_GLOBALSINDEX);
+#else
+            lua_rawgeti(m_state, LUA_REGISTRYINDEX,
+                    LUA_RIDX_GLOBALS);
+#endif
         }
 
         lua_pop_stack guard(m_state);