From 9a203c52dd9bcbdb11bc86b99ea61027eec7cc26 Mon Sep 17 00:00:00 2001
From: Steven Barth <steven@midlink.org>
Date: Thu, 20 Nov 2008 15:15:50 +0000
Subject: Integrate core C implementation

---
 libs/core/Makefile         | 10 ++++++++++
 libs/core/luasrc/util.lua  |  8 ++++++++
 libs/core/src/luci_cutil.c |  4 +++-
 3 files changed, 21 insertions(+), 1 deletion(-)

(limited to 'libs/core')

diff --git a/libs/core/Makefile b/libs/core/Makefile
index f7fac7740..7c9b3d794 100644
--- a/libs/core/Makefile
+++ b/libs/core/Makefile
@@ -1,2 +1,12 @@
 include ../../build/config.mk
 include ../../build/module.mk
+
+%.o: %.c
+	$(COMPILE) $(LUA_CFLAGS) $(FPIC) -c -o $@ $<
+
+compile: src/luci_cutil.o
+	mkdir -p dist$(LUCI_LIBRARYDIR)
+	$(LINK) $(SHLIB_FLAGS) -o dist$(LUCI_LIBRARYDIR)/cutil.so src/luci_cutil.o
+
+clean: luaclean
+	rm src/*.o
\ No newline at end of file
diff --git a/libs/core/luasrc/util.lua b/libs/core/luasrc/util.lua
index ea1fccbc1..ffab60cb0 100644
--- a/libs/core/luasrc/util.lua
+++ b/libs/core/luasrc/util.lua
@@ -31,6 +31,7 @@ local debug = require "debug"
 local ldebug = require "luci.debug"
 local string = require "string"
 local coroutine = require "coroutine"
+local cutil = require "luci.cutil"
 
 local getmetatable, setmetatable = getmetatable, setmetatable
 local rawget, rawset, unpack = rawget, rawset, unpack
@@ -44,6 +45,7 @@ module "luci.util"
 --
 -- Pythonic string formatting extension
 --
+--[[
 getmetatable("").__mod = function(a, b)
 	if not b then
 		return a
@@ -53,6 +55,7 @@ getmetatable("").__mod = function(a, b)
 		return a:format(b)
 	end
 end
+]]--
 
 
 --
@@ -60,6 +63,7 @@ end
 --
 
 -- Instantiates a class
+--[[
 local function _instantiate(class, ...)
 	local inst = setmetatable({}, {__index = class})
 
@@ -69,6 +73,7 @@ local function _instantiate(class, ...)
 
 	return inst
 end
+]]--
 
 --- Create a Class object (Python-style object model).
 -- The class object can be instantiated by calling itself.
@@ -84,12 +89,15 @@ end
 -- @return		A class object
 -- @see			instanceof
 -- @see			clone
+--[[
 function class(base)
 	return setmetatable({}, {
 		__call  = _instantiate,
 		__index = base
 	})
 end
+]]--
+class = cutil.class
 
 --- Test whether the given object is an instance of the given class.
 -- @param object	Object instance
diff --git a/libs/core/src/luci_cutil.c b/libs/core/src/luci_cutil.c
index 001273b55..9f56c432b 100644
--- a/libs/core/src/luci_cutil.c
+++ b/libs/core/src/luci_cutil.c
@@ -91,11 +91,13 @@ static int luci__instantiate(lua_State *L) {
 
 /* luci.cutil.class(baseclass) */
 static int luci_class(lua_State *L) {
+	int n = lua_gettop(L);
+
 	/* Create class */
 	lua_newtable(L);
 
 	/* Create metatable and register parent class if any */
-	if (lua_istable(L, 1)) {
+	if (n && lua_istable(L, 1)) {
 		lua_createtable(L, 0, 2);
 		lua_pushvalue(L, 1);
 		lua_setfield(L, -2, "__index");
-- 
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