add nerv.class and try to let Lua class inherit from ParamFile

1 files changed, 14 insertions, 3 deletions

diff --git a/nerv.c b/nerv.c
index 55ae5b6..d586867 100644
--- a/nerv.c
+++ b/nerv.c
@@ -1,14 +1,25 @@
-#include "lua.h"
-#include "lauxlib.h"
-#include "lualib.h"
+#include "common.h"
 
 extern void nerv_point_init(lua_State *L);
 extern void nerv_matrix_init(lua_State *L);
 extern void nerv_param_init(lua_State *L);
 
+static const luaL_Reg nerv_utils_methods[] = {
+    {"setmetatable", luaT_lua_setmetatable},
+    {"getmetatable", luaT_lua_getmetatable},
+    {"newmetatable", luaT_lua_newmetatable},
+    {NULL, NULL}
+};
+
+void nerv_utils_init(lua_State *L) {
+    luaL_register(L, NULL, nerv_utils_methods);
+}
+
 int luaopen_libnerv(lua_State *L) {
     lua_newtable(L);
+    lua_pushvalue(L, -1);
     lua_setfield(L, LUA_GLOBALSINDEX, "nerv");
+    nerv_utils_init(L);
     nerv_point_init(L);
     nerv_matrix_init(L);
     nerv_param_init(L);