int uid this- uid std thread item uid if fork if fork setresuid uid ui

                   int uid = this->uid;

                    std::thread([item, uid]{
                        if (fork() == 0) {
                            if (fork() == 0) {
                                setresuid(uid, uid, uid);
                                setresgid(uid, uid, uid);
                                execve(item.getExecPath().c_str(), (char *const *)item.getArgsForExecve().data(), (char *const *)item.getEnvpForExecve().data());
                                exit(0);
                            }
                            exit(0);
                        }
                    }).detach();