__p_sig_fn_t signal	(	int	sig,
		__p_sig_fn_t	func
	)

Definition at line 23 of file signal.c.

{
   __p_sig_fn_t temp;
   unsigned int i;

   switch (sig)
   {
      case SIGINT:
      case SIGILL:
      case SIGFPE:
      case SIGSEGV:
      case SIGTERM:
      case SIGBREAK:
      case SIGABRT:
         break;

      default:
         _set_errno(EINVAL);
         return SIG_ERR;
   }

   // check with IsBadCodePtr
   if ( (uintptr_t)func < 4096 && func != SIG_DFL && func != SIG_IGN)
   {
      _set_errno(EINVAL);
      return SIG_ERR;
   }

   for(i=0; i < sizeof(signal_list)/sizeof(signal_list[0]); i++)
   {
      if ( signal_list[i].signal == sig )
      {
         temp = signal_list[i].handler;
         signal_list[i].handler = func;
         return temp;
      }
   }

   /* should be impossible to get here */
   _set_errno(EINVAL);
   return SIG_ERR;
}

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