Fix mac build of bit

            // makes all the filenames long when being pretty printed.

            return "out";

        } else {

            char* pwd = get_current_dir_name();

            char pwd[PATH_MAX];

            if (getcwd(pwd, PATH_MAX) == NULL) {

                fprintf(stderr, "Your pwd is too long.\n");

                exit(1);

            }

            const char* slash = strrchr(pwd, '/');

            if (slash == NULL) {

                slash = "";

            }

            string result(common_base);

            result += slash;

            free(pwd);

            return result;

        }

    }