613                     if (!ParseUint(optarg, &pid) || pid < 1) {  in Run()
615                               long_options[option_index].name, optarg);  in Run()
623                     if (optarg && (!ParseUint(optarg, &timeout) || timeout < 1)) {  in Run()
625                               long_options[option_index].name, optarg);  in Run()
643                     setId = (optarg && optarg[0]) ? optarg : nullptr;  in Run()
646                     auto uid_strings = Split(optarg, delimiters);  in Run()
680                 if (strspn(optarg, "0123456789") != strlen(optarg)) {  in Run()
681                     char* cp = parseTime(tail_time, optarg);  in Run()
683                         error(EXIT_FAILURE, 0, "-%c '%s' not in time format.", c, optarg);  in Run()
688                         fprintf(stderr, "WARNING: -%c '%s' '%c%s' time truncated\n", c, optarg, ch,  in Run()
693                     if (!ParseUint(optarg, &tail_lines) || tail_lines < 1) {  in Run()
694                         fprintf(stderr, "WARNING: -%c %s invalid, setting to 1\n", c, optarg);  in Run()
705                 regex_.reset(new std::regex(optarg));  in Run()
709                 if (!ParseUint(optarg, &max_count_) || max_count_ < 1) {  in Run()
711                           optarg);  in Run()
716                 if (!optarg) {  in Run()
723                 if (!ParseByteCount(optarg, &setLogSize) || setLogSize < 1) {  in Run()
729                 if (!optarg) {  in Run()
736                 setPruneList = optarg;  in Run()
740                 for (const auto& buffer : Split(optarg, delimiters)) {  in Run()
765                     tail_time = lastLogTime(optarg);  in Run()
768                 output_file_name_ = optarg;  in Run()
772                 if (!ParseUint(optarg, &log_rotate_size_kb_) || log_rotate_size_kb_ < 1) {  in Run()
773                     error(EXIT_FAILURE, 0, "Invalid parameter '%s' to -r.", optarg);  in Run()
778                 if (!ParseUint(optarg, &max_rotated_logs_) || max_rotated_logs_ < 1) {  in Run()
779                     error(EXIT_FAILURE, 0, "Invalid parameter '%s' to -n.", optarg);  in Run()
784                 if (!strcmp(optarg, "help") || !strcmp(optarg, "--help")) {  in Run()
788                 for (const auto& arg : Split(optarg, delimiters)) {  in Run()