Function testC

Dependencies/lua/src/ltests.c:1790–1806

static int testC (lua_State *L) {
  lua_State *L1;
  const char *pc;
  if (lua_isuserdata(L, 1)) {
    L1 = getstate(L);
    pc = luaL_checkstring(L, 2);
  }
  else if (lua_isthread(L, 1)) {
    L1 = lua_tothread(L, 1);
    pc = luaL_checkstring(L, 2);
  }
  else {
    L1 = L;
    pc = luaL_checkstring(L, 1);
  }
  return runC(L, L1, pc);
}


static int Cfunc (lua_State *L) {