Function mkdirRecursive

core/tool.cpp:414–430

}

int mkdirRecursive(const char *pathname) {
  // let caller ensure pathname is not null
  const char path_token = '/';
  size_t pos = 0;
  const std::string pathname_view(pathname);
  while (pos < pathname_view.size()) {
    auto find_path_token = pathname_view.find(path_token, pos);
    if (find_path_token == std::string::npos) {
      return mkdirIfNotExist(pathname_view.c_str());
    }
    int ret =
        mkdirIfNotExist(pathname_view.substr(0, find_path_token + 1).c_str());
    if (ret) return ret;
    pos = find_path_token + 1;
  }
  return 0;
}

uint64_t getUintEnvVar(const std::string &str, uint64_t default_para) {
  const char *env_raw_ptr = std::getenv(str.c_str());