main()

概要

• ほげほげする。

引数

• fuga--うんたらの為の構造体
  • ほげほげ.cを参照

実装

int main(int argc, char **argv)
{

1. //↓/bionic/libc/include/sys/poll.h

    struct pollfd pollfds[3];
    int control = -1;
    int timeout;
    int status;

#ifdef ANDROID_CHANGES
    control = android_get_control_and_arguments(&argc, &argv);
    shutdown(control, SHUT_WR);
#endif

    srandom(time(NULL));

    if (pipe(signals) == -1) {
        log_print(FATAL, "Pipe() %s", strerror(errno));
        exit(SYSTEM_ERROR);
    }
    fcntl(signals[0], F_SETFD, FD_CLOEXEC);
    fcntl(signals[1], F_SETFD, FD_CLOEXEC);

    timeout = initialize(argc, argv);

    signal(SIGHUP, interrupt);
    signal(SIGINT, interrupt);
    signal(SIGTERM, interrupt);
    signal(SIGCHLD, interrupt);
    signal(SIGPIPE, SIG_IGN);
    atexit(stop_pppd);

    pollfds[0].fd = the_socket;
    pollfds[0].events = POLLIN;
    pollfds[1].fd = signals[0];
    pollfds[1].events = POLLIN;
    pollfds[2].fd = control;
    pollfds[2].events = 0;

    while (timeout >= 0) {
        if (poll(pollfds, 3, timeout ? timeout : -1) == -1 && errno != EINTR) {
            log_print(FATAL, "Poll() %s", strerror(errno));
            exit(SYSTEM_ERROR);
        }
        timeout = pollfds[0].revents ?
                the_protocol->process() : the_protocol->timeout();
        if (pollfds[1].revents) {
            break;
        }
        if (pollfds[2].revents) {
            interrupt(SIGTERM);
        }
    }

    if (timeout < 0) {
        status = -timeout;
    } else {
        int signal;
        read(signals[0], &signal, sizeof(int));
        log_print(INFO, "Received signal %d", signal);
        if (signal == SIGCHLD && waitpid(pppd_pid, &status, WNOHANG) == pppd_pid
                && WIFEXITED(status)) {
            status = WEXITSTATUS(status);
            log_print(INFO, "Pppd is terminated (status = %d)", status);
            status += PPPD_EXITED;
            pppd_pid = 0;
        } else {
            status = USER_REQUESTED;
        }
    }

    stop_pppd();
    the_protocol->shutdown();
    log_print(INFO, "Mtpd is terminated (status = %d)", status);
    return status;
}

1. //コメント

呼出元

• ほげ関数 -- 2005-07-11 (月) 11:45:20

履歴

• 日付：2012/1/31
• 対象：Android

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