Function parse_codegen_dir

flex/bin/interactive_server.cc:36–55

namespace gs {

std::string parse_codegen_dir(const bpo::variables_map& vm) {
  std::string codegen_dir;

  if (vm.count("codegen-dir") == 0) {
    LOG(INFO) << "codegen-dir is not specified";
    codegen_dir = server::CodegenProxy::DEFAULT_CODEGEN_DIR;
  } else {
    codegen_dir = vm["codegen-dir"].as<std::string>();
  }
  // clear codegen dir
  if (std::filesystem::exists(codegen_dir)) {
    LOG(INFO) << "codegen dir exists, clear directory";
    std::filesystem::remove_all(codegen_dir);
  } else {
    // create codegen_dir
    LOG(INFO) << "codegen dir not exists, create directory";
    std::filesystem::create_directory(codegen_dir);
  }
  return codegen_dir;
}

void blockSignal(int sig) {
  sigset_t set;