Function sys_sigaction

src/syscall.cpp:342–352

}

[[nodiscard]] auto sys_sigaction(int signum, SignalHandler handler) -> int {
  SignalAction action;
  action.handler = handler;
  auto result =
      TaskManagerSingleton::instance().SetSignalAction(signum, action, nullptr);
  if (!result.has_value()) {
    klog::Err("[Syscall] sys_sigaction failed: {}", result.error().message());
    return -1;
  }
  return 0;
}

[[nodiscard]] auto sys_sigprocmask(int how, uint32_t set, uint32_t* oldset)
    -> int {