public static int LoadFile(IntPtr ptr)
{
Loader(ptr);
if (LuaNativeMethods.lua_isnil(ptr, -1))
{
string fileName = LuaNativeMethods.lua_tostring(ptr, 1);
return(LuaObject.Error(ptr, "Can't find {0}", fileName));
}
return(2);
}
public static int ProtectedCall(IntPtr ptr)
{
int status;
if (LuaNativeMethods.lua_type(ptr, 1) != LuaTypes.TYPE_FUNCTION)
{
return(LuaObject.Error(ptr, "arg 1 expect function"));
}
LuaNativeMethods.luaL_checktype(ptr, 1, LuaTypes.TYPE_FUNCTION);
status = LuaNativeMethods.lua_pcall(ptr, LuaNativeMethods.lua_gettop(ptr) - 1, LuaNativeMethods.LUAMultRet, 0);
LuaNativeMethods.lua_pushboolean(ptr, status == 0);
LuaNativeMethods.lua_insert(ptr, 1);
return(LuaNativeMethods.lua_gettop(ptr)); /* return status + all results */
}
public static int Import(IntPtr ptr)
{
try
{
LuaNativeMethods.luaL_checktype(ptr, 1, LuaTypes.TYPE_STRING);
string str = LuaNativeMethods.lua_tostring(ptr, 1);
string[] ns = str.Split('.');
LuaNativeMethods.lua_pushglobaltable(ptr);
for (int n = 0; n < ns.Length; n++)
{
LuaNativeMethods.lua_getfield(ptr, -1, ns[n]);
if (!LuaNativeMethods.lua_istable(ptr, -1))
{
return(LuaObject.Error(ptr, "expect {0} is type table", ns));
}
LuaNativeMethods.lua_remove(ptr, -2);
}
LuaNativeMethods.lua_pushnil(ptr);
while (LuaNativeMethods.lua_next(ptr, -2) != 0)
{
string key = LuaNativeMethods.lua_tostring(ptr, -2);
LuaNativeMethods.lua_getglobal(ptr, key);
if (!LuaNativeMethods.lua_isnil(ptr, -1))
{
LuaNativeMethods.lua_pop(ptr, 1);
return(LuaObject.Error(ptr, "{0} had existed, import can't overload it.", key));
}
LuaNativeMethods.lua_pop(ptr, 1);
LuaNativeMethods.lua_setglobal(ptr, key);
}
LuaNativeMethods.lua_pop(ptr, 1);
LuaObject.PushValue(ptr, true);
return(1);
}
catch (Exception e)
{
return(LuaObject.Error(ptr, e));
}
}
public static int DoFile(IntPtr ptr)
{
int n = LuaNativeMethods.lua_gettop(ptr);
Loader(ptr);
if (!LuaNativeMethods.lua_toboolean(ptr, -2))
{
return(2);
}
else
{
if (LuaNativeMethods.lua_isnil(ptr, -1))
{
string fileName = LuaNativeMethods.lua_tostring(ptr, 1);
return(LuaObject.Error(ptr, "Can't find {0}", fileName));
}
int k = LuaNativeMethods.lua_gettop(ptr);
LuaNativeMethods.lua_call(ptr, 0, LuaNativeMethods.LUAMultRet);
k = LuaNativeMethods.lua_gettop(ptr);
return(k - n);
}
}
public static int Loader(IntPtr ptr)
{
string fileName = LuaNativeMethods.lua_tostring(ptr, 1);
byte[] bytes = LoadFile(fileName);
if (bytes != null)
{
if (LuaNativeMethods.luaL_loadbuffer(ptr, bytes, bytes.Length, "@" + fileName) == 0)
{
LuaObject.PushValue(ptr, true);
LuaNativeMethods.lua_insert(ptr, -2);
return(2);
}
else
{
string errstr = LuaNativeMethods.lua_tostring(ptr, -1);
return(LuaObject.Error(ptr, errstr));
}
}
LuaObject.PushValue(ptr, true);
LuaNativeMethods.lua_pushnil(ptr);
return(2);
}