ffserver.c

    "License as published by the Free Software Foundation; either\n"
    "version 2 of the License, or (at your option) any later version.\n"
    "\n"
    "This library is distributed in the hope that it will be useful,\n"
    "but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
    "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU\n"
    "Lesser General Public License for more details.\n"
    "\n"
    "You should have received a copy of the GNU Lesser General Public\n"
    "License along with this library; if not, write to the Free Software\n"
    "Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA\n"
    );
}

static void handle_child_exit(int sig)
{
    pid_t pid;
    int status;

    while ((pid = waitpid(-1, &status, WNOHANG)) > 0) {
        FFStream *feed;

        for (feed = first_feed; feed; feed = feed->next) {
            if (feed->pid == pid) {
                int uptime = time(0) - feed->pid_start;

                feed->pid = 0;
                fprintf(stderr, "%s: Pid %d exited with status %d after %d seconds\n", feed->filename, pid, status, uptime);

                if (uptime < 30) {
                    /* Turn off any more restarts */
                    feed->child_argv = 0;
                }    
            }
        }
    }

    need_to_start_children = 1;
}

int main(int argc, char **argv)
{
    const char *config_filename;
    int c;
    struct sigaction sigact;

    av_register_all();

    config_filename = "/etc/ffserver.conf";

    my_program_name = argv[0];
    my_program_dir = getcwd(0, 0);
    ffserver_daemon = 1;
    
    for(;;) {
        c = getopt(argc, argv, "ndLh?f:");
        if (c == -1)
            break;
        switch(c) {
        case 'L':
            licence();
            exit(1);
        case '?':
        case 'h':
            help();
            exit(1);
        case 'n':
            no_launch = 1;
            break;
        case 'd':
            ffserver_debug = 1;
            ffserver_daemon = 0;
            break;
        case 'f':
            config_filename = optarg;
            break;
        default:
            exit(2);
        }
    }

    putenv("http_proxy");               /* Kill the http_proxy */

    srandom(gettime_ms() + (getpid() << 16));

    /* address on which the server will handle HTTP connections */
    my_http_addr.sin_family = AF_INET;
    my_http_addr.sin_port = htons (8080);
    my_http_addr.sin_addr.s_addr = htonl (INADDR_ANY);

    /* address on which the server will handle RTSP connections */
    my_rtsp_addr.sin_family = AF_INET;
    my_rtsp_addr.sin_port = htons (5454);
    my_rtsp_addr.sin_addr.s_addr = htonl (INADDR_ANY);
    
    nb_max_connections = 5;
    nb_max_bandwidth = 1000;
    first_stream = NULL;
    logfilename[0] = '\0';

    memset(&sigact, 0, sizeof(sigact));
    sigact.sa_handler = handle_child_exit;
    sigact.sa_flags = SA_NOCLDSTOP | SA_RESTART;
    sigaction(SIGCHLD, &sigact, 0);

    if (parse_ffconfig(config_filename) < 0) {
        fprintf(stderr, "Incorrect config file - exiting.\n");
        exit(1);
    }

    build_file_streams();

    build_feed_streams();

    /* put the process in background and detach it from its TTY */
    if (ffserver_daemon) {
        int pid;

        pid = fork();
        if (pid < 0) {
            perror("fork");
            exit(1);
        } else if (pid > 0) {
            /* parent : exit */
            exit(0);
        } else {
            /* child */
            setsid();
            chdir("/");
            close(0);
            open("/dev/null", O_RDWR);
            if (strcmp(logfilename, "-") != 0) {
                close(1);
                dup(0);
            }
            close(2);
            dup(0);
        }
    }

    /* signal init */
    signal(SIGPIPE, SIG_IGN);

    /* open log file if needed */
    if (logfilename[0] != '\0') {
        if (!strcmp(logfilename, "-"))
            logfile = stdout;
        else
            logfile = fopen(logfilename, "w");
    }

    if (http_server() < 0) {
        fprintf(stderr, "Could not start server\n");
        exit(1);
    }

    return 0;
}