Function parse_opt

libCacheSim/bin/cachesim/cli_parser.c:104–191

PARSER. Field 2 in ARGP. Order of parameters: KEY, ARG, STATE. */

   Order of parameters: KEY, ARG, STATE.
*/
static error_t parse_opt(int key, char *arg, struct argp_state *state) {
  struct arguments *arguments = state->input;

  switch (key) {
    case OPTION_NUM_THREAD:
      arguments->n_thread = atoi(arg);
      if (arguments->n_thread == 0 || arguments->n_thread == -1) {
        arguments->n_thread = n_cores();
      }
      break;
    case OPTION_TRACE_TYPE_PARAMS:
      arguments->trace_type_params = arg;
      break;
    case OPTION_EVICTION_PARAMS:
      arguments->eviction_params = strdup(arg);
      replace_char(arguments->eviction_params, ';', ',');
      replace_char(arguments->eviction_params, '_', '-');
      break;
    case OPTION_ADMISSION_ALGO:
      arguments->admission_algo = arg;
      break;
    case OPTION_PREFETCH_ALGO:
      arguments->prefetch_algo = arg;
      break;
    case OPTION_ADMISSION_PARAMS:
      arguments->admission_params = strdup(arg);
      replace_char(arguments->admission_params, ';', ',');
      replace_char(arguments->admission_params, '_', '-');
      break;
    case OPTION_PREFETCH_PARAMS:
      arguments->prefetch_params = strdup(arg);
      replace_char(arguments->prefetch_params, ';', ',');
      replace_char(arguments->prefetch_params, '_', '-');
      break;
    case OPTION_OUTPUT_PATH:
      strncpy(arguments->ofilepath, arg, OFILEPATH_LEN - 1);
      arguments->ofilepath[OFILEPATH_LEN - 1] = '\0';
      break;
    case OPTION_NUM_REQ:
      arguments->n_req = atoi(arg);
      break;
    case OPTION_VERBOSE:
      arguments->verbose = is_true(arg) ? true : false;
      break;
    case OPTION_USE_TTL:
      arguments->use_ttl = is_true(arg) ? true : false;
      break;
    case OPTION_REPORT_INTERVAL:
      arguments->report_interval = atol(arg);
      break;
    case OPTION_SAMPLE_RATIO:
      arguments->sample_ratio = atof(arg);
      if (arguments->sample_ratio < 0 || arguments->sample_ratio > 1) {
        ERROR("sample ratio should be in (0, 1]\n");
      }
      break;
    case OPTION_IGNORE_OBJ_SIZE:
      arguments->ignore_obj_size = is_true(arg) ? true : false;