int main(int argc, char *argv[]) {
        int r, k;

        if (argc > 1 && argc != 4) {
                log_error("This program takes three or no arguments.");
                return EXIT_FAILURE;
        }

        if (argc > 1)
                arg_dest = argv[2];

        log_set_target(LOG_TARGET_SAFE);
        log_parse_environment();
        log_open();

        umask(0022);

        r = generate_symlink();

        if (r > 0) {
                k = proc_cmdline_parse(parse_proc_cmdline_item, NULL, 0);
                if (k < 0)
                        log_warning_errno(k, "Failed to parse kernel command line, ignoring: %m");
        }

        return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
}
int main(int argc, char *argv[]) {
        int r;

        if (argc > 1 && argc != 4) {
                log_error("This program takes three or no arguments.");
                return EXIT_FAILURE;
        }

        if (argc > 1)
                arg_dest = argv[2];

        log_set_target(LOG_TARGET_SAFE);
        log_parse_environment();
        log_open();

        umask(0022);

        r = generate_symlink();

        return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
}