1 files changed, 43 insertions, 0 deletions
diff --git a/Sluift/Lua/FunctionRegistration.h b/Sluift/Lua/FunctionRegistration.h
new file mode 100644
index 0000000..74269e2
--- /dev/null
+++ b/Sluift/Lua/FunctionRegistration.h
@@ -0,0 +1,43 @@
+/*
+ * Copyright (c) 2013 Remko Tronçon
+ * Licensed under the GNU General Public License.
+ * See the COPYING file for more information.
+ */
+
+#pragma once
+
+#include <Swiften/Base/Override.h>
+#include <Swiften/Base/API.h>
+#include <Sluift/Lua/FunctionRegistry.h>
+#include <lua.hpp>
+#include <string>
+
+namespace Swift {
+	namespace Lua {
+		class FunctionRegistration {
+			public:
+				FunctionRegistration(
+						const std::string& name, lua_CFunction function, const std::string& type, 
+						const std::string& helpDescription, const std::string& helpParameters, const std::string& helpOptions);
+				~FunctionRegistration();
+		};
+	}
+}
+
+
+#define SLUIFT_LUA_FUNCTION_WITH_HELP(TYPE, NAME, HELP_DESCRIPTION, HELP_PARAMETERS, HELP_OPTIONS) \
+	static int TYPE##_##NAME(lua_State* L); \
+	static int TYPE##_##NAME##_wrapper(lua_State* L); \
+	static ::Swift::Lua::FunctionRegistration TYPE##_##NAME##_registration( #NAME , TYPE##_##NAME##_wrapper, #TYPE, HELP_DESCRIPTION, HELP_PARAMETERS, HELP_OPTIONS); \
+	static int TYPE##_##NAME##_wrapper(lua_State* L) { \
+		try { \
+			return TYPE ## _ ## NAME (L); \
+		} \
+		catch (const std::exception& e) { \
+			return luaL_error(L, e.what()); \
+		} \
+	} \
+	static int TYPE ## _ ## NAME (lua_State* L)
+
+#define SLUIFT_LUA_FUNCTION(TYPE, NAME) \
+	SLUIFT_LUA_FUNCTION_WITH_HELP(TYPE, NAME, "", "", "")