qos_signal_handler.cpp

ACE自适配通信环境（ADAPTIVE Communication Environment）是可以自由使用、开放源码的面向对象（OO）框架（Framework）

// QoS_Signal_Handler.cpp
// QoS_Signal_Handler.cpp,v 1.1 2001/04/10 05:15:17 yamuna Exp

#include "ace/Log_Msg.h"
#include "QoS_Signal_Handler.h"

ACE_RCSID(QOS, QoS_Signal_Handler,"QoS_Signal_Handler.cpp,v 1.1 2001/04/10 05:15:17 yamuna Exp")

// constructor.
QoS_Signal_Handler::QoS_Signal_Handler (ACE_QoS_Session *qos_session)
  : qos_session_ (qos_session)
{
}

// Releases the QoS sessions gracefully.
int
QoS_Signal_Handler::handle_signal (int signum, siginfo_t *, ucontext_t*)
{

  ACE_DEBUG ((LM_DEBUG,
              "QoS_Signal_Handler::handle_signal\n"));

  if (signum == SIGINT)
    {
      ACE_DEBUG ((LM_DEBUG,
                  "QoS_Signal_Handler::handle_signal SIGINT called\n"));
      if (this->qos_session_->close () == -1)
        ACE_ERROR_RETURN ((LM_ERROR,
                           "Unable to close the QoS session.\n"),
                          -1);
      else
        ACE_DEBUG ((LM_DEBUG,
                    "QoS Session with id %d closed successfully.\n",
                    this->qos_session_->session_id ()));
    }
  else
    ACE_DEBUG ((LM_DEBUG,
                "A signal other than SIGINT received.\nIgnoring.\n"));
  return 0;
}