elua: eina_counter bindings

src/bindings/luajit/eina/counter.lua

@@ -0,0 +1,64 @@
+-- EFL LuaJIT bindings: Eina (counter module)
+-- For use with Elua
+
+local ffi = require("ffi")
+local C = ffi.C
+
+ffi.cdef [[
+    int eina_hamster_count(void);
+
+    typedef struct _Eina_Counter Eina_Counter;
+    Eina_Counter *eina_counter_new  (const char   *name);
+    void          eina_counter_free (Eina_Counter *counter);
+    void          eina_counter_start(Eina_Counter *counter);
+    void          eina_counter_stop (Eina_Counter *counter, int specimen);
+    char         *eina_counter_dump (Eina_Counter *counter);
+
+    void free(void*);
+]]
+
+local cutil = require("cutil")
+local util  = require("util")
+
+local M = {}
+
+local eina
+
+local init = function()
+    eina = util.lib_load("eina")
+end
+
+local shutdown = function()
+    util.lib_unload("eina")
+end
+
+cutil.init_module(init, shutdown)
+
+M.Counter = ffi.metatype("Eina_Counter", {
+    __new = function(self, name)
+        return ffi.gc(eina.eina_counter_new(name), self.free)
+    end,
+    __index = {
+        free = function(self)
+            return eina.eina_counter_free(ffi.gc(self, nil))
+        end,
+
+        start = function(self)
+            return eina.eina_counter_start(self)
+        end,
+
+        stop = function(self, specimen)
+            return eina.eina_counter_stop(self, specimen)
+        end,
+
+        dump = function(self)
+            local v = eina.eina_counter_dump(self)
+            if v == nil then return nil end
+            local r = ffi.string(v)
+            C.free(v)
+            return r
+        end
+    }
+})
+
+return M

src/bindings/luajit/eina/log.lua

@@ -173,9 +173,8 @@ M.default_domain = M.Domain_Default
 
 M.Domain = M.Domain_Base:clone {
     __ctor = function(self, name, color)
-        self.__domain = ffi.cast("Domain*", ffi.new("Domain_Private",
-            eina.eina_log_domain_register(name, color)))
-        ffi.gc(self.__domain, unregister_dom)
+        self.__domain = ffi.gc(ffi.cast("Domain*", ffi.new("Domain_Private",
+            eina.eina_log_domain_register(name, color))), unregister_dom)
     end,
 
     unregister = function(self)