DRMAA2 C open existing job session

gistfile1.c

long i, available = 0;
/* get a copy of the jsession names list */
drmaa2_string_list sessions = drmaa2_get_jsession_names();
drmaa2_jsession jsession;

for (i = 0; i < drmaa2_list_size(sessions); i++) {
  const char* session = drmaa2_list_get(sessions, i);
  if (strncmp(session, "mySession", sizeof("mySession")) == 0) {
    available = 1;
    break;
  }
}

/* frees all entries since the list was initialized internally with
   drmaa2_string_free() as callback function */
drmaa2_list_free(&sessions);

if (available) {
  jsession = drmaa2_open_jsession("mySession");
}