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#include <lua.h>
#include <lualib.h>
#include <lauxlib.h>
void i_dcopy(lua_State* src, lua_State* dest, void*);
#if LUA_VERSION_NUM == 504
#define lreg(N, FN)\
lua_pushstring(L, N);\
luaL_register(L, NULL, FN);\
lua_settable(L, -3);
#define requiref( L, modname, f, glob ) \
{ luaL_requiref( L, modname, f, glob ); lua_pop( L, 1 ); }
#define lua_objlen(L,i) lua_rawlen(L,(i))
#define luaL_register(L, M, F) luaL_newlib(L, F);
#else
#define lreg(N, FN)\
lua_newtable(L);\
luaL_register(L, NULL, FN);\
lua_setfield(L, 2, N);
//taken straight from luaproc
#define requiref(L, modname, f, glob){\
lua_pushcfunction(L, f);\
lua_pushstring(L, modname); \
lua_call(L, 1, 1);\
lua_getfield(L, LUA_GLOBALSINDEX, LUA_LOADLIBNAME);\
if(lua_type(L, -1) == LUA_TTABLE){\
lua_getfield(L, -1, "loaded");\
if(lua_type(L, -1) == LUA_TTABLE){\
lua_getfield(L, -1, modname);\
if(lua_type(L, -1) == LUA_TNIL) {\
lua_pushvalue(L, 1);\
lua_setfield(L, -3, modname);\
}\
lua_pop(L, 1);\
}\
lua_pop(L, 1);\
}\
lua_pop(L, 1);\
if(glob){\
lua_setglobal(L, modname);\
}else{\
lua_pop(L, 1);\
}\
}
#endif
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