Function realMain

src/e9patch/e9patch.cpp:718–869

    int realMain(int argc, char **argv);
};
int realMain(int argc, char **argv)
{
    option_is_tty = (isatty(STDERR_FILENO) != 0);
    parseOptions(argv);

    if (option_input != "-")
    {
        FILE *input = freopen(option_input.c_str(), "r", stdin);
        if (input == nullptr)
            error("failed to open file \"%s\" for reading: %s",
                option_input.c_str(), strerror(errno));
    }
    if (option_output != "-")
    {
        FILE *output = freopen(option_output.c_str(), "w", stdout);
        if (output == nullptr)
            error("failed to open file \"%s\" for writing: %s",
                option_output.c_str(), strerror(errno));
    }
    if (isatty(STDIN_FILENO))
        warning("reading JSON-RPC from a terminal (this is probably not "
            "what you want, please use E9Tool instead!)");
    
    Binary *B = nullptr;
    Message msg;
    size_t lineno = 1;
    while (getMessage(stdin, lineno, msg))
    {
        B = parseMessage(B, msg);
        lineno = msg.lineno;
    }
    if (B == nullptr)
        exit(EXIT_SUCCESS);

    struct rusage usage;
    memset(&usage, 0x0, sizeof(usage));
    if (getrusage(RUSAGE_SELF, &usage) < 0)
        warning("failed to get resource usage measures: %s", strerror(errno));

    size_t stat_num_total = stat_num_patched + stat_num_failed;
    size_t stat_time = usage.ru_utime.tv_sec * 1000 +
                       usage.ru_utime.tv_usec / 1000 +
                       usage.ru_stime.tv_sec * 1000 +
                       usage.ru_stime.tv_usec / 1000;
    size_t stat_memory = usage.ru_maxrss;

    ssize_t MAX_MAPPINGS = 65530;
    const ssize_t MAX_MAPPINGS_DELTA = 128;
    FILE *stream = fopen("/proc/sys/vm/max_map_count", "r");
    if (stream != nullptr)
    {
        if (fscanf(stream, "%zd", &MAX_MAPPINGS) != 1)
            ;
        fclose(stream);
    }

    char percent[16];
    snprintf(percent, sizeof(percent)-1, "%.2f",