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// $Id$
// This simple program illustrates the difference between handling
// signals via the Reactor (which doesn't cause the event loop to
// terminate) and signals that aren't handled via the Reactor (which
// do).
#include "ace/Service_Config.h"
ACE_RCSID(Misc, test_signals_1, "$Id$")
// Number of times to allow signal to execute until we quit.
static size_t count = 10;
static void
my_signal_function (int sig)
{
ACE_DEBUG ((LM_DEBUG, "Executed non-ACE signal handler for sig %S\n", sig));
}
class My_Handler : public ACE_Event_Handler
{
public:
virtual int handle_signal (int sig,
siginfo_t *,
ucontext_t *)
{
ACE_DEBUG ((LM_DEBUG, "Executed ACE signal handler for sig %S, count = %d\n",
sig, count));
count--;
if (count == 0)
ACE_Reactor::end_event_loop();
return 0;
}
virtual int handle_timeout (const ACE_Time_Value &,
const void *arg)
{
ACE_DEBUG ((LM_DEBUG, "%s\n", (const char *) arg));
return 0;
}
};
int
main (int, char *argv[])
{
// The following sets up a service configurator - mostly used to get
// a reactor for the process.
ACE_Service_Config my_config (argv[0]);
// ----- First you need a handler for the timeout -----
My_Handler my_handler;
// ----- Now set up the timer -----
// This is the timeout period in seconds.
ACE_Time_Value period (2);
if (my_config.reactor ()->schedule_timer (&my_handler,
"hello", period, period) == -1)
ACE_ERROR_RETURN ((LM_DEBUG, "%p\n", "schedule_timer"), -1);
// ----- Set up an ACE signal handler -----
if (my_config.reactor ()->register_handler (SIGINT, &my_handler) == -1)
ACE_ERROR_RETURN ((LM_DEBUG, "%p\n", "register_handler"), -1);
// ----- Set up a non-ACE signal handler -----
ACE_Sig_Action sig ((ACE_SignalHandler) my_signal_function, SIGQUIT);
ACE_UNUSED_ARG (sig);
// This just executes the reactor events until my_handler tells us
// we are finished.
ACE_DEBUG ((LM_DEBUG,
"starting event loop that runs until you've typed ^C a total of 10 times or ^\\ once.\n"));
int result = ACE_Reactor::run_event_loop ();
ACE_DEBUG ((LM_DEBUG, "result = %d\n", result));
return 0;
}
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