signal.c

   1 #include <signal.h>
   2 #include <stdlib.h>
   3 #include <unistd.h>
   4
   5 #include "include/log.h"
   6 #include "include/list.h"
   7 #include "include/led.h"
   8 #include "include/signal.h"
   9
  10 void (*crtlc_cb)(void) = 0;
  11
  12 static void handlerINT(int s)
  13 {
  14         log_printf("caught sig int ... cleaning up\n");
  15         if(crtlc_cb)
  16                 crtlc_cb();
  17         exit(0);
  18 }
  19
  20 void signal_init(void (*_crtlc_cb)(void))
  21 {
  22         struct sigaction s;
  23         crtlc_cb = _crtlc_cb;
  24         s.sa_handler = handlerINT;
  25         s.sa_flags = 0;
  26         sigaction(SIGINT, &s, NULL);
  27 }