// Simple driver program for the server.  This driver dynamically
// links in all the services in the <svc.conf> file.

#include "ace/OS_NS_unistd.h"
#include "ace/OS_main.h"
#include "ace/Service_Config.h"
#include "ace/Thread_Manager.h"
#include "ace/Reactor.h"
#include "ace/Sig_Adapter.h"



class Event_Handler : public ACE_Event_Handler
{
public:
  virtual int handle_input (ACE_HANDLE handle);
  virtual int handle_close (ACE_HANDLE,
                            ACE_Reactor_Mask);
};

int
Event_Handler::handle_input (ACE_HANDLE handle)
{
  char buf[BUFSIZ];
  ssize_t n = ACE_OS::read (handle, buf, sizeof buf);

  if (n == -1)
    return -1;
  else if (n == 0)
    ACE_ERROR_RETURN ((LM_DEBUG,
                       ACE_TEXT ("shutting down on EOF\n")),
                      -1);
  else if (ACE_OS::write (ACE_STDOUT, buf, n) != n)
    ACE_ERROR_RETURN ((LM_DEBUG,
                       ACE_TEXT ("%p\n"), ACE_TEXT ("write failed")),
                       -1);
  else
    return 0;
}

int
Event_Handler::handle_close (ACE_HANDLE, ACE_Reactor_Mask)
{
  ACE_DEBUG ((LM_DEBUG,
              ACE_TEXT ("closing Event_Handler\n")));
  ACE_Reactor::instance ()->end_reactor_event_loop ();
  return 0;
}

int
ACE_TMAIN (int argc, ACE_TCHAR *argv[])
{
  ACE_Service_Config loggerd;
  Event_Handler handler;
  ACE_Sig_Adapter shutdown_handler ((ACE_Sig_Handler_Ex) ACE_Reactor::end_event_loop);

  if (ACE_Event_Handler::register_stdin_handler (&handler,
                                                 ACE_Reactor::instance (),
                                                 ACE_Thread_Manager::instance ()) == -1)
    ACE_ERROR ((LM_ERROR,
                ACE_TEXT ("%p\n"),
                ACE_TEXT ("register_stdin_handler")));

  if (loggerd.open (argc,
                    argv,
                    ACE_DEFAULT_LOGGER_KEY,
                    // Don't ignore static services!
                    0) == -1 && errno != ENOENT)
    ACE_ERROR ((LM_ERROR,
                ACE_TEXT ("%p\n%a"),
                ACE_TEXT ("open"),
                1));
  else if (ACE_Reactor::instance ()->register_handler
    (SIGINT, &shutdown_handler) == -1)
    ACE_ERROR ((LM_ERROR,
                ACE_TEXT ("%p\n%a"),
                ACE_TEXT ("register_handler"),
                1));

  // Perform logging service until we receive SIGINT.

  ACE_Reactor::instance ()->run_reactor_event_loop ();
  handler.remove_stdin_handler (ACE_Reactor::instance (),ACE_Thread_Manager::instance ());
  return 0;
}
