root/test/event/signal-test.c

DEFINITIONS

1. signal_cb
2. main

   1 /*
   2  * Compile with:
   3  * cc -I/usr/local/include -o time-test time-test.c -L/usr/local/lib -levent
   4  */
   5 
   6 #ifdef HAVE_SYS_TYPES_H
   7 #include <sys/types.h>
   8 #endif
   9 #include <sys/stat.h>
  10 #ifndef WIN32
  11 #ifdef HAVE_SYS_QUEUE_H
  12 #include <sys/queue.h>
  13 #endif
  14 #ifdef HAVE_UNISTD_H
  15 #include <unistd.h>
  16 #endif
  17 #ifdef HAVE_SYS_TIME_H
  18 #include <sys/time.h>
  19 #endif
  20 #else
  21 #include <windows.h>
  22 #endif
  23 #include <signal.h>
  24 #include <fcntl.h>
  25 #include <stdlib.h>
  26 #include <stdio.h>
  27 #include <string.h>
  28 #include <errno.h>
  29 
  30 #include <opal/mca/event/event.h>
  31 #include "opal/runtime/opal.h"
  32 
  33 int called = 0;
  34 
  35 void
  36 signal_cb(int fd, short event, void *arg)
  37 {
  38         opal_event_t *signal = arg;
  39 
  40         printf("%s: got signal %d\n", __func__, OPAL_EVENT_SIGNAL(signal));
  41 
  42         if (called >= 2)
  43                 opal_event.del(signal);
  44 
  45         called++;
  46 }
  47 
  48 int
  49 main (int argc, char **argv)
  50 {
  51     opal_event_t signal_int, signal_term;
  52 
  53         /* Initialize the event library */
  54         opal_init();
  55 
  56         /* Initialize one event */
  57         opal_event.set(opal_event_base, &signal_term, SIGUSR1, OPAL_EV_SIGNAL|OPAL_EV_PERSIST, signal_cb,
  58             &signal_term);
  59         opal_event.set(opal_event_base, &signal_int, SIGUSR2, OPAL_EV_SIGNAL|OPAL_EV_PERSIST, signal_cb,
  60             &signal_int);
  61 
  62         opal_event.add(&signal_int, NULL);
  63         opal_event.add(&signal_term, NULL);
  64 
  65         opal_event.dispatch(opal_event_base);
  66 
  67         return (0);
  68 }
  69